CN114709654A - Insulating material shell and electric connector - Google Patents

Abstract

The invention provides an insulating material shell, which comprises a rubber shell main body; the rubber shell main body is provided with a base and a cover body matched with the base, wherein one side of the base is provided with a wire inserting hole, and the cover body is detachably jointed and configured on the other side of the base; the rubber shell main body is provided with an external wall section and a partition part which are arranged at intervals; wherein, glue external wall segment and the partition part of mutual interval in the shell main part, both dodge each other and form movable interval, do benefit to on the one hand that the user directly observes inside the shell, on the other hand on the adaptation in the activity of outside manipulation piece switches, make its overall arrangement mode better. The separating part is arranged between the adjacent wire inserting holes and extends towards the horizontal direction to define each wire inserting space which is relatively independent, and the separating part can be buckled and butted on the cover body after being aligned and matched, so that the base is further tightly jointed with the cover body, and the assembling performance between the shell parts can be obviously improved. The present application further provides an electrical connector.

Description

An insulating material housing and electrical connector

technical field

The present invention relates to the technical field of wiring terminals, in particular, to an insulating material housing and an electrical connector.

Background technique

The housing main body of the electrical connector generally adopts a detachable way to connect the base and the cover to the box, which is beneficial to the disassembly and maintenance of the connector.

In the existing plastic shell structure, the outer boundary wall for covering the inner spring clip is usually formed directly above it, which can also ensure the stability of the shape of the base to a certain extent, and the cover body is correspondingly generally through the back cover. The form butt is assembled on the rear side of the base in the direction of the wiring. However, the above-mentioned assembly method between the middle cover and the base is relatively simple, resulting in a less compact and efficient installation. Moreover, it is difficult to achieve the purpose of corresponding installation limit only by relying on the external boundary wall.

SUMMARY OF THE INVENTION

In view of this, the purpose of the present invention is to provide an insulating material housing and an electrical connector to solve the above problems.

The present invention adopts the following scheme:

The present application provides an insulating material casing, including a rubber casing body; the rubber casing body is provided with a base and a cover body adapted to the base, and one side of the base is provided with a wire insertion hole, so the The cover body is detachably engaged and arranged on the other side of the base; the plastic shell body is formed with external wall segments and partitions arranged at intervals; The outer wall section is placed, the cover body and the base are aligned and matched with each other, and after the docking, the outer wall section is shielded above the base, so as to cover the plug-in space formed in the main body of the rubber shell; The partitions are arranged between adjacent wire insertion holes and extend horizontally to define relatively independent wire insertion spaces, and the partitions can be snap-fitted and butt-jointed on the cover body after alignment.

Further, the partition portion is integrally formed on the front end side of the base, and is arranged flush with the outer wall section.

In one aspect, the outer wall segments are integrally formed on the front end side of the base in a manner of being arranged at intervals on both sides of the partition, and the other end of the outer wall segments is snap-connected with the cover located at the rear end side of the base .

In one aspect, the cover body includes a back cover portion and the outer wall segment extending outward along the back cover portion; the outer wall segment extends into the hollow upper portion of the base along its length direction, and the The ends of the outer wall sections are suspended in the hollow upper part.

The present application further provides an electrical connector, comprising the insulating material housing, a clamping spring and a busbar arranged in the housing, and an operating member that can open the associated clamping spring; wherein the clamping The spring is at least partially covered by the outer wall section in the upward direction.

By adopting the above-mentioned technical scheme, the present invention can achieve the following technical effects:

1. In the insulating material housing of the present application, the base and the cover body are engaged with each other to form the entire housing structure. The outer wall sections and partitions on the main body of the plastic shell are separated from each other to form a movable distance. On the one hand, it is convenient for the user to directly observe the inside of the shell. way better. In particular, each plug-in hole is assigned with an external wall segment that is matched with it, so as to cover the top of the base, so as to cover the plug-in space. Wherein, the partitions are arranged between adjacent wire insertion holes and extend in the horizontal direction to define relatively independent wire insertion spaces corresponding to each wire insertion hole. In addition, the partition is snap-fitted to the cover body, so as to realize further tight joint between the base and the cover body, which can significantly improve the assembly performance between the housing parts.

2. In one of the insulating material housings, the partition portion and the outer wall segment are formed on the front end side of the base, and the two are arranged flush with each other to improve the coordination of the outer wall of the housing. More particularly, the outer wall segments are formed on both sides of the partition part in a spaced manner, and the other end of the outer wall segments is buckled and butted on the cover body, which further improves the efficient disassembly between the cover body and the base. Install docking.

3. In the insulating material housing of another mode, the outer wall section is specifically formed in the extending direction of the rear cover part of the cover body. Wherein, the rear cover part of the cover body extends outward to form an external wall section, and after the rear cover part and the base are aligned and matched, they are assembled to form a whole shell. Line space is covered. On the one hand, for inserting a part of the operating member swivel supported on the base, the outer wall section is extended on the back cover part of the cover body, which greatly reduces the burden of the overall structure of the base, so that the base and the cover The body jointly bears the contact stress of the operating piece during the opening and closing process, which can significantly improve the stability and service life of the overall structure of the rubber shell body. On the other hand, the space for accommodating the external wall section needs to be avoided above the base, and the space is exposed above the base after disassembly, which is convenient for quick removal of the plug-in space and the spring clip in the base Installation and routine maintenance significantly simplifies the operation of the connector.

4. In the present invention, the outer wall section extending outwards along the rear cover is flush with the outer wall of the upper frame of the rear The outer wall sections are flush with each other, and are inserted into the rear cover through the partition part to improve the disassembly and assembly stability between the two separate shell parts, and the sections are arranged flush with each other to form a plastic shell as a whole, so that the shell The styling is more coordinated, thereby enhancing brand recognition.

Description of drawings

In order to explain the technical solutions of the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the embodiments. It should be understood that the following drawings only show some embodiments of the present invention, and therefore do not It should be regarded as a limitation of the scope, and for those of ordinary skill in the art, other related drawings can also be obtained according to these drawings without any creative effort.

1 is a schematic structural diagram of an insulating material housing according to an embodiment of the present invention;

Fig. 2 is the dismantling schematic diagram in Fig. 1;

Fig. 3 is the structural representation of Fig. 1 under another angle of view;

4 is a schematic structural diagram of an electrical connector according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of the operating member in FIG. 4 after being switched to a closed state;

6 is a schematic structural diagram of an insulating material housing according to another embodiment of the present invention;

Fig. 7 is the dismantling schematic diagram in Fig. 6;

FIG. 8 is a schematic structural diagram of FIG. 6 under another viewing angle;

9 is a cross-sectional view of one section of the electrical connector according to the embodiment of the present invention;

10 is a cross-sectional view of another section of the electrical connector according to the embodiment of the present invention;

11 is a schematic structural diagram of an electrical connector according to another embodiment of the present invention;

FIG. 12 is a schematic structural diagram of the operating member in FIG. 11 after being switched to a closed state;

13 is a schematic structural diagram of a manipulation member of an electrical connector according to an embodiment of the present invention;

FIG. 14 is a use state diagram of the electrical connector according to the embodiment of the present invention;

15 is a schematic structural diagram of a spring clip of an electrical connector according to an embodiment of the present invention;

FIG. 16 is a schematic structural diagram of FIG. 15 from another viewing angle;

FIG. 17 is a schematic structural diagram of FIG. 15 under other viewing angles;

18 is a schematic structural diagram of a spring clip and a manipulation member of an electrical connector according to an embodiment of the present invention;

FIG. 19 is a schematic structural diagram of FIG. 9 from another viewing angle;

FIG. 20 is a cross-sectional view of another section of the electrical connector according to the embodiment of the present invention.

icon:

1-insulating material shell; 11-base; 111-hollowed upper part; 112-wire insertion hole; 113-partition; 114-fitting groove; 115-first detection port; 12-cover body; 121-external wall section ; 1211-step position; 122-notch structure; 123-bending part; 124-T-shaped buckle; 125-second detection port; 126-perforation;

2-spring clip; 21-clamping spring; 211-support part; 212-spring bow part; 213-frame part; 2131-side edge; Contact section; 2142 - recessed position; 2143 - clamping section; 22 - busbar; 221 - extension;

3-operating piece; 31-lever arm segment; 32-crosspiece; 33-controlling segment;

K-void; H-activity space; S-avoidance area.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments These are some embodiments of the present invention, but not all of them.

Example

With reference to FIGS. 1 to 3 and FIGS. 6 to 8 , this embodiment provides an insulating material housing, including a plastic housing body. The main body of the plastic shell is provided with a base 11 and a cover 12 which is adapted to the base 11 . One side of the base 11 is provided with a plug-in hole 112 , and the cover 12 is detachably engaged and arranged in the base 11 . The other side. The outer wall sections 121 and the partitions 113 are formed on the main body of the plastic shell at intervals. Wherein, any plug hole 112 is assigned with external wall segments 121 that are opposite to each other, the cover body 12 and the base 11 are aligned and matched with each other, and after the docking, the external wall segment 121 is shielded above the base 11, so that the The plug-in space formed in the main body of the plastic shell is covered.

In the above, the base 11 and the cover 12 are engaged with each other to form the entire shell structure. The outer wall section 121 and the partition 113 on the main body of the plastic shell are spaced apart from each other, and the two avoid each other to form an active space (the following active space H), which is convenient for users to directly observe the inside of the shell on the one hand, and is suitable for The active switching of the external control element 3 makes its layout better. In particular, each plug hole 112 is assigned with an external wall section 121 adapted to it, so as to cover the top of the base 11, so as to cover the plug space.

As shown in FIG. 1 and FIG. 6 , in one embodiment, the partitions 113 are disposed between adjacent wire insertion holes 112 and extend horizontally to define relatively independent wire insertion spaces, and the partitions 113 can It is snap-fitted and docked on the cover body 12 after position matching. Specifically, the partition portion 113 is integrally formed on the front end side of the base 11 and is disposed flush with the outer wall section 121 . Therefore, the two are arranged flush with each other, so as to improve the coordination of the outer wall of the casing.

Wherein, the partitions 113 are disposed between adjacent wire insertion holes 112 and extend in the horizontal direction to define relatively independent wire insertion spaces corresponding to each wire insertion hole 112 . In addition, the partition portion 113 is snap-fitted to the cover body 12 to achieve further tight engagement between the base 11 and the cover body 12 , which can significantly improve the assembly performance between the housing parts.

As shown in FIGS. 1 to 5 , in one of the embodiments, the outer wall segments 121 are integrally formed on the front end side of the base 11 in a manner of being arranged at intervals on both sides of the partition portion 113 , and the other end of the outer wall segments 121 is integrally formed on the front end side of the base 11 . It is snap-connected with the cover body 12 located on the rear end side of the base 11 , which further improves the efficient disassembly and docking between the cover body 12 and the base 11 . In this embodiment, the outer wall section 121 sinks at one end adjacent to the front end side of the base 11 to form a stepped position 1211 , the gap K is formed by two lever arm sections 31 , and is connected to the step of the outer wall section 121 through the crosspiece 32 . The position 1211 forms a boundary so that the crosspiece 32 is at least partially received in the stepped position 1211 , thereby confining the operating member 3 in the closed state horizontally and laterally on the base 11 . Therefore, the outer wall segments 121 are integrally formed on the front end side of the base 11 in a spaced arrangement, and are snap-connected with the cover body 12 through the other end thereof, so as to achieve a more stable assembly purpose. In particular, the outer wall section 121 forms a stepped position 1211 at one end thereof, and the stepped position 1211 is adapted to the relative position of the crosspiece 32 and the gap K of the operating member 3, thereby defining the horizontal lateral position of the operating member 3 in the closed state.

As shown in FIG. 6 to FIG. 12 , in another embodiment, the outer wall section 121 is specifically arranged on one side of the cover body 12 . The cover body 12 includes a rear cover portion and an outer wall section 121 extending outward along the rear cover portion. The rear cover part and the base 11 are aligned and matched with each other, and after docking, the outer wall section 121 is shielded above the base 11, so as to cover the plug-in space formed in the main body of the rubber shell.

In the above, the base 11 and the cover 12 are engaged with each other to form the entire shell structure. The rear cover portion of the cover body 12 extends outward to form an outer wall section 121, and the rear cover portion and the base 11 are aligned and matched to form a whole shell. At this time, the outer wall section 121 is shielded above the base 11, thereby Cover the wiring space inside the housing. On the one hand, for inserting part of the operating member 3 swivel supported on the base 11, the outer wall section 121 is extended and formed on the back cover of the cover 12, which greatly reduces the burden of the overall structure of the base 11, The base 11 and the cover 12 jointly bear the contact stress of the operating member 3 during the opening and closing process, which can significantly improve the stability and service life of the overall structure of the plastic shell body. On the other hand, the space above the base 11 for accommodating the outer wall section 121 needs to be avoided (please refer to the hollow upper part 111 in the following), and the space is exposed above the base 11 after disassembly, which is convenient for The quick disassembly and assembly and routine maintenance of the plug-in space in the base 11 and the spring clip 2 are implemented, which obviously simplifies the operation of the connector.

Further, the outer wall section 121 extends into the hollow upper part 111 of the base 11 along its length direction, and the end of the outer wall section 121 is suspended in the hollow upper part 111 . Specifically, the outer wall section 121 is formed with an active space H on both sides thereof for the outer operating member 3 to be inserted into the casing in a partially swivel supported manner, and the outer wall section 121 suspended on the hollow upper portion 111 is formed in its extending direction. An avoidance area S is formed on the top, which is favorable for the direct observation of the plug-in space when the operating member 3 is in the open position. After the operating member 3 is in the closed state, the escape area S is at least partially covered by the rungs, and the lever arm cooperates with the outer wall section 121 to at least partially block the movable space H adjacent to the escape area S Above the corresponding spring clip 2.

In this embodiment, by suspending the end of the outer wall section 121 on the casing, an escape area S is formed on the outward extension path of the end, so that the user can observe the plugging in real time through the escape area S. The wiring situation of the line space can avoid problems such as improper clamping. Therefore, by directly opening the avoidance area S on the casing, the interior of the plug-in space can be observed more intuitively, without the need to make the casing transparent as a whole, more flexible and efficient in material selection and operation, which can be significantly improved. User experience.

As shown in FIG. 7 , the outer wall section 121 is configured as a long strip. The outer wall section 121 in the shape of a straight plate is favorable for being integrally formed on the outer side of the rear cover, which is convenient for molding and manufacturing the plastic shell cover 12, and can achieve a good and simple covering purpose.

The rear cover is in a rectangular frame structure, and the outer wall section 121 is integrally formed on the upper frame portion of the rectangular frame structure, and is arranged flush with the outer wall of the upper frame portion. In this embodiment, the rectangular frame structure is a hollow frame body, and the wall thicknesses of the outer wall section 121 and the frame body are equal, that is, the outer wall section 121 and the inner wall of the upper frame are still flush with each other.

Wherein, any one of the wire insertion holes 112 is assigned with outer wall sections 121 opposite to each other, and a partition 113 is extended between the adjacent wire insertion holes 112 along the hollow upper part 111 of the base 11 . The partition portion 113 is flush with the outer wall section 121 , and the partition portion 113 can be snap-fitted and butt-jointed on the rear cover portion after alignment. Therefore, the outer wall section 121 extending outward along the rear cover is flush with the outer wall of the upper frame of the rear cover, and the partition 113 of the base 11 extending along the hollow upper part 111 between the adjacent wire insertion holes 112 and the The outer wall sections 121 are flush with each other, and are inserted into the rear cover through the partition 113 to improve the disassembly stability between the two separate shells, and the sections are arranged flush with each other to form a plastic shell. Overall, the shell shape is more coordinated, thereby enhancing brand recognition.

As shown in FIG. 2 and FIG. 7 , in an embodiment, specifically, the end of the partition portion 113 is configured as a snap structure, and the rear cover portion is correspondingly formed with a notch structure 122 adapted to the snap structure. The rear cover portion is provided with a through hole 126 that is inserted into the end of the partition portion 113 . In addition, the buckle structure is formed on the upper end surface side of the end portion, and the notch structure 122 is formed on the upper frame portion of the rear cover portion and communicates with the through hole 126 . Obviously, the partition portion 113 serves as a partition structure for each plug-in hole 112 , and can clearly define each individual plug-in space in the housing. Moreover, it can be used as a plug-in guide structure for hole position matching, which is convenient for the alignment and assembly between the cover body 12 and the base 11, and further improves the stability and effectiveness of the disassembly and assembly of the casing.

Obviously, after the associated operating member 3 is switched to the closed state, the outer wall section 121 and the partition 113 assist each other to cover the inner cable insertion space in the width direction.

As shown in FIGS. 1 and 3 , as well as FIGS. 6 and 8 , in one embodiment, the outer wall section 121 and the partition 113 form an active space H for the operating member 3 in the hollow upper part 111 , and are associated with After the operating member 3 is switched to the closed state, the outer wall section 121 and the partition 113 assist each other to shield the inner cable insertion space along the width direction. Therefore, the hollow upper part 111 is shielded by at least the closed operating member 3 and the outer wall section 121 , so that it is more airtight and safe during the electrical work.

As shown in FIG. 2 and FIG. 7 , the lower frame portion of the rectangular frame structure extends outward with a bent portion 123 that is butted with the inner wall of the base 11 , and the outer wall of the lower frame portion is embedded in the base 11 and is provided with another buckle structure. Wherein, T-shaped buckles 124 are provided on both sides of the left and right frame portions of the rectangular frame structure, and a fitting groove 114 is correspondingly formed on the outer edge of the base 11 to be disassembled and fitted with the T-shaped buckles 124 . In particular, the T-shaped buckle 124 is integrally extended from the outer wall of the rear frame of the rectangular frame structure toward both sides in the form of mounting ears, and is exactly implemented with the fitting groove 114 after the cover body 12 and the base 11 are aligned and assembled. Snap docking. At this time, the lower frame portion of the rectangular frame structure is directly fitted and accommodated in the inner wall of the base 11 . In this configuration, the two sides of the back cover can more tightly pull the two sides of the base 11 to prevent the shell covers from being separated from each other due to the frequent opening and closing of the operating member 3, and the T-shaped buckle 124 and the The fitting grooves 114 directly align and buckle in the lateral direction, so that they are always in the buckled state in the opening and closing direction of the operating member 3 , and the fitting and assembly of the cover body 12 on the base 11 is improved.

In one embodiment, as shown in FIG. 9 , at least one of the wire insertion holes 112 is provided with a first detection port 115 below the clamping spring 21 , and as shown in FIG. 10 , the back cover is A second detection port 125 for facing the bus bar 22 is opened. Among them, the first detection port 115 is connected to the inner clamping spring 21, and the second detection port 125 is connected to the inner bus bar 22, so that the causes of failures such as electrical connection failures can be quickly checked, so that each metal connection can be targeted. corresponding maintenance of the parts.

4 , 5 , and FIGS. 9 to 20 , the present embodiment further provides an electrical connector, which includes an insulating material housing 1 , a clamping spring 21 and a bus bar 22 arranged in the housing, and an openable housing 1 . The actuating element 3 of the associated clamping spring 21 . In this case, the clamping spring 21 is at least partially covered by the outer wall section 121 in the upward direction.

Wherein, the operating member 3 is provided with two spaced-apart lever arm segments 31 for inserting into the housing with partial swivel support, and connecting the two lever arm segments 31 through a crosspiece 32 away from the swivel support area to form a lever arm. The insulating material housings 1 are respectively provided with external wall sections 121 corresponding to the inner plug-in spaces thereof, which can at least partially extend into the gaps K formed by the respective operating members 3 after the operating members 3 are switched to the closed state, and the outside The wall section 121 is formed with an active space H on both sides of the wall section 121 for the lever arm section 31 to perform the opening and closing operation on the operating member 3 .

Wherein, after the operating member 3 is in the open state, at least the inner spring clip 2 can be observed along the movable space H, and the spring clip 2 is at least partially exposed in the projection of the movable space H along the top-down direction along its width direction. . In the above, the outer wall section 121 is formed on the outer casing, and through the active space H on both sides of the outer wall section 121, at least part of the inner spring clip 2 is exposed, so the spring clip 2 is not limited to the constraints of the outer wall section 121, Fits freely in the housing. Especially after the operating member 3 is switched to the open state, the user can at least observe the spring clip 2 located in the housing along the active space H, and the spring clip 2 is exposed at least at the projection of the active space H in the width direction thereof. On the one hand, it is conducive to optical visualization operations, and on the other hand, it greatly improves the heat dissipation of the overall casing and its assembly and maintenance.

Specifically, the operating member 3 is provided with two spaced-apart lever arm segments 31 for inserting into the housing in a partially swivel support area, and connecting the two lever arm segments 31 through a crosspiece 32 away from the slewing support area to form a lever arm . Wherein, after the operating member 3 is in the closed state, the lever arm section 31 of the lever arm section 31 cooperates with the external wall section 121 to at least partially cover above the spring clip 2 corresponding to the movable space H. Therefore, after the operating member 3 is switched to the closed state, through the cooperation between the lever arm segment 31 and the external wall segment 121 , it can at least partially cover the top of the spring clip 2 , especially along the width direction of the spring clip 2 . Covering ensures that the exposed spring clip 2 is further covered by the operating member 3 to improve the internal tightness after the wiring is completed and the internal wiring situation does not need to be observed.

As shown in FIG. 8 and FIG. 11 , in the above-mentioned another embodiment, the avoidance area S opened in the casing can be exposed only when the operating member 3 is in the open state, and at this time, the external wire is just connected to the The process of plugging the wire space, and the avoidance area S can be used to ensure that the wire enters the wire plugging space according to the predetermined plugging path, which is beneficial for the user to adjust the wire plugging posture in real time. After the wire insertion is completed, the operating member 3 is switched to the closed state. At this time, the avoidance area S is at least partially covered by the crosspiece of the operating member 3, and the lever arm and the outer wall section 121 cooperate with each other to cover the area located in the avoidance area S. The upper part of the nearby spring clip 2 is used to cover part of the movable space H and the avoidance area S, so as to achieve the purpose of closing the plug-in space and meet the requirements of the electrical connector for clamping wires.

As shown in FIGS. 12 and 13 , in one embodiment, the gap K is composed of two lever arm segments 31 , and is bounded by the crosspiece 32 and the suspended end of the outer wall segment 121 , so that the crosspiece 32 is at least partially Fill the avoidance area S. The gap K can ensure that the operating member 3 does not interfere with the external wall section 121 during the opening and closing process, and the gap K can just form a boundary with the suspended end after the operating member 3 is in the closed state, so that the operating member 3 is in the closed state. On the basis of satisfying its own opening and closing switching, at least it is adapted to the outer wall section 121 to cover the top of the spring clip 2 .

Obviously, the accommodating space formed by the gap K of the lever arm segment 31 can be used for the wire to pass through after being inserted into the wire insertion space, and to be clamped in the clamping position of the spring clip 2 .

The insulating material housing 1 is provided with a wire insertion hole 112 , the escape area S is located on the upper side of the wire insertion hole 112 , and the end edge of the outer wall section 121 and the inclined end of the wire insertion hole 112 are mutually offset. In this embodiment, the wire insertion holes 112 are correspondingly opened on the front end side wall of the base 11, and the inner side of the side wall is configured as a slope shape, and arched upward in an arc shape. It is assigned to the arc-shaped concave area, so that after the operating member 3 is switched to the closed state, the lever arm thereof is horizontally placed on the housing.

In one embodiment, the oblique end of the wire insertion hole 112 is formed on the slope inside the side wall, and the end of the outer wall section 121 and the oblique end are spaced apart from each other, so as to avoid the formation of visible objects that can be directly observed by the user. Partial plug space. The spring clip 2 is hidden in the outer wall section 121 along its length direction, and the spring clip 2 is always hidden in the outer wall section 121 at the projected position of the avoidance area S from top to bottom. While the spring clip 2 is at least extended and exposed in the movable space H along its width direction, when the operating member 3 is in the open state, the spring clip 2 is exposed in the movable space H adjacent to the avoidance area S along the width direction, and when switching After reaching the closed state, the spring clip 2 is shielded by at least the lever arm section 31 and the outer wall section 121 in its width direction.

As shown in FIGS. 15 to 19 , in one embodiment, the spring clip 2 includes a clamping spring 21 and a bus bar 22 , which cooperate to form a clamping position for the wire and a wire insertion space for the wire. Formed between the wire insertion hole 112 and the clamping position. Specifically, the clamping spring 21 includes a support portion 211 , a spring bow portion 212 connected with one end of the support portion 211 , and a frame portion 213 connected with the other end of the support portion 211 . The spring bow portion 212 extends toward the bus bar 22 with a clip edge portion 214 , and the frame portion 213 extends from the support portion 211 and engages with the bus bar 22 to form a space between the bus bar 22 and the clip edge portion 214 . in the clamped position of the wire. The clip edge portion 214 is formed with a contact section 2141 for pressing the operating member 3 . The contact section 2141 is widened along both sides of the clip edge section 214 , and is bent inward to form a depression suitable for pressing the operating member 3 to limit the position. Bit 2142.

The above-mentioned spring clip structure, with the support portion 211 on the clamping spring 21 as the center, is connected with a spring bow portion 212 and a frame portion 213 on both sides, and the frame portion 213 is arranged on the clamping spring 21, and is buckled. It is connected to the bus bar 22 so as to provide a tight connection between the clamping spring 21 and the bus bar 22 . Wherein, the spring bow portion 212 extends toward the bus bar 22 and is provided with a clamping edge portion 214, and the clamping edge portion 214 forms a clamping position with the bus bar 22 after the two are buckled with each other, so as to realize the connection between the external conductors in the clamping position. Elastic clamping, significantly improving clamping efficiency.

Wherein, a contact segment 2141 is formed on the edge portion 214 of the clamping spring 21 , and the contact segment 2141 is widened along both sides of the edge portion 214 to increase the pressure contact area between it and the external operating member 3 . , to improve the pressing operability of the operating member 3 on the clamping edge portion 214 .

In particular, the contact section 2141 is bent inward to form a recessed position 2142, through which the operating member 3 switched to the open state is stably defined at its opening and closing position, so as to ensure that the operating member 3 is kept in this position, so that Feed the patch cord into the open, clamped position. In addition, the recessed position 2142 can be fitted with the operating section 33 after the operating member 3 is in the open position, and the user can clearly feel the frustration of shifting the gears, which is convenient for prompting the user that the operating member 3 is switched in place and adding the operating member 3 Damping force during press switching.

As shown in FIG. 16 and FIG. 19 , in one embodiment, the recessed position 2142 is configured in a semi-circular arc shape, and the two semi-circular arc shapes are opposite to both sides in the width direction of the clip edge portion 214 for adapting to the operating member 3. After pressing to open the clamping position, each operating segment 33 is fitted into the recessed position 2142 of the corresponding contact segment 2141, so as to keep the operating member 3 stably limited in the open state. Therefore, the recessed position 2142 of the semi-circular arc structure is better adapted to fit the manipulation section 33 of the manipulation member 3 after the slewing support into the semi-circular arc-shaped recessed position 2142, so as to provide resistance and retention force, and ensure that the manipulation member 3 is positioned in the semi-circular arc-shaped recessed position 2142. The elastic force on the contact section 2141 abuts and fits.

Wherein, the clamping edge portion 214 is oriented toward the bus bar 22 with a clamping segment 2143 . The clamping segment 2143 is bent outward at its free end and points toward the bus bar 22 . Specifically, the included angle between the clamping section 2143 and the bus bar 22 is an acute angle. By setting the included angle of the clamping section 2143 on the bus bar 22, the angle of the clamping space is defined, and it is convenient for the operating member 3 to directly perform the pressing operation on the clamping edge portion 214, which can correspondingly drive the clamping section 2143 to approach or away from the bus bar 22 . The spring bow portion 212 can impart elastic restoring force to the clamping edge portion 214 and the clamping segment 2143 after being forcibly loaded and released.

As shown in FIGS. 16 , 17 and 18 , in one embodiment, the frame portion 213 each has two side edges 2131 spaced apart from each other, and ribs 2132 connecting the side edges 2131 with each other. The threading window 2133 is formed by the side edge 2131 and the retaining edge 2132 . The side edge 2131 is vertically bent along the support portion 211 to ensure that the retaining edge 2132 is tightly fastened to the bus bar 22 . Wherein, different from the existing way in which the bus bar 22 and the clamping spring 21 are directly opposite each other up and down, the bus bar 22 and the clamping spring 21 in this embodiment are connected and matched with each other in dislocation, specifically by bending The side edge 2131 formed on the support portion 211 is fastened to the end of the bus bar 22 through its baffle 2132, so as to realize the close arrangement between the two, thereby defining a clamping space with elastic force.

Specifically, the bus bar 22 is provided with an extension portion 221 suitable for the threading window 2133 . The extension portion 221 is bent upward and abuts against the rib 2132 . Therefore, the frame portion 213 bent back vertically along one end of the support portion 211 and the extension portion 221 are snap-fitted to each other.

In one embodiment, at least a plurality of integrated clamping springs 21 are arranged side by side, and each clamping spring 21 shares the same bus bar 22 . The plurality of clamping springs 21 are integrally connected through their supporting parts 211 , and the spring bow parts 212 and the clamping edge parts 214 opposite to each other on the supporting part 211 are arranged separately from each other, so as to form on the bus bar 22 corresponding to each insertion part. The clamping space of the wire hole 112 is used, and the external wires are electrically connected to each other through the entire bus bar 22 .

As shown in FIGS. 15 and 17 , in one embodiment, the support portion 211 is integrally formed with the spring bow portion 212 and the frame portion 213 , and the spring bow portion 212 and the clip edge portion 214 are integrally formed. Specifically, the bus bar 22 and the clamping spring 21 are provided separately from each other, and the support portion 211 is parallel to the bus bar 22 . Obviously, each segment of the clamping spring 21 is integrally bent and formed into a clamp structure, which is convenient for mass production and has a better pressing force. However, the separate backflow row and the clamping spring 21 are arranged on different sides of the casing, which facilitates the disassembly and assembly of the spring clip 2 in the casing.

In particular, the bus bar 22 and the support portion 211 are arranged in parallel, so that the spring clip structure formed by the combination of the clamping spring 21 and the bus bar 22 is based on the bus bar 22 and the support portion 211, and correspondingly, the limit is realized in the shell. Assembled to effectively improve the quick installation and operation and maintenance of the spring clip 2 inside.

As shown in FIG. 9 and FIG. 10 , in one embodiment, the bus bar 22 is arranged on the rear cover, the clamping spring 21 is correspondingly arranged on the base 11 , and the clamping spring 21 and the bus bar 22 cooperate to form Clamping position for wires. The operating member 3 is inserted into the main body of the rubber shell with a partial swivel support, and can be operatively opened and closed relative to the shell to load or unload the clamping spring 21 , thereby correspondingly opening or closing the clamping position.

In the above, by arranging the bus bar 22 on the rear cover portion of the cover body 12 and arranging the clamping spring 21 on the base 11, the up-and-down matching between the existing clamping spring 21 and the bus bar 22 is cancelled, Instead, the busbars 22 and the clamping springs 21 are placed on different sides of the housing, which avoids the shortening of the plug-in space, increases the effective plug-in length after the external wire enters the clamping position, and improves the installation of the terminal clip. Clamping efficiency. However, such a configuration is significantly suitable for the opening and closing of the operating member 3 partially swivel supported on the clamping spring 21, so as to realize the quick and effective opening and closing operation of the clamping position.

Among them, the bus bar 22 is arranged on the side of the cover 12, and the clamping spring 21 is arranged on the side of the base 11, so that the mutual interference during the installation process is greatly reduced between the two metal connectors located at different housing positions. , in order to achieve fast and stable disassembly and assembly.

As shown in FIGS. 9 and 19 , in one embodiment, the bus bar 22 is detachably abutted and disposed on the upper side of the inner space of the rectangular frame structure. Specifically, the rectangular frame structure is a hollow frame body, the upper inner wall of which is provided with a retaining slot (not shown in the figure), so that the bus bar 22 can be quickly and horizontally inserted therein.

The outer wall section 121 extends into the hollow upper part 111 of the base 11 along its length direction, and the clamping spring 21 is adapted and assembled on the inner wall of the base 11 facing the hollow upper part 111 . Therefore, the outer wall section 121 is inserted into the hollow upper part 111 on the base 11 on the one hand, and forms a splicing fit with the base 11 on the other hand, so as to cover the inner space of the base 11 .

It should be mentioned that the swivel bearing areas of the lever arm segments 31 of the actuating element 3 which are spaced apart from one another form the axis of rotation about which the actuating element 3 is mounted in the insulating housing 1 so as to be swivelable. Among them, the operating section 33 in the slewing support area is used to load or unload the spring clip 2 when the operating member 3 is rotated from the opening and closing position, corresponding to the clamping of the wire in the wire insertion space.

The actuating sections 33 extend outwardly along the respective lever arm sections 31 , and the two actuating sections 33 have a greater distance than the distance between the lever arm sections 31 in the swivel support region of the lever arm sections 31 . Therefore, the contact area between the widened operating section 33 and the recessed position 2142 is increased, which further improves the pressing operability of the operating member 3 on the clamping edge portion 214 . And the two operating segments 33 are formed on the outer side of the lever arm segment 31 opposite to each other, which facilitates the opening and closing pressing operation of the operating member 3 and allows the wire to pass through the gap K until it is clamped at the clamping position.

Among them, as shown in FIG. 20 , the adjacent operating segments 33 of the two operating members 3 arranged side by side in the insulating material housing 1 are directly adjacent to each other, and the adjacent lever arm segments 31 of the two operating members 3 are separated by the housing, and The adjacent lever arm segments 31 are specifically separated by the partition portion 113 . The two adjacent operating segments 33 that are directly adjacent to each other contact and cooperate with each other, on the one hand, the purpose of leaning against each other is achieved, and on the other hand, the interior of the connector can be arranged more compactly and reasonably. In addition, the lever arm segments 31 are spaced apart from each other, so as to facilitate the opening and closing operations independently, and avoid accidental touches and the like.

The above are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions that belong to the idea of the present invention belong to the protection scope of the present invention.

Claims (10)

1. An insulating material shell comprises a rubber shell main body; the rubber shell main body is provided with a base and a cover body matched with the base, wherein one side of the base is provided with a wire inserting hole, and the cover body is detachably jointed and configured on the other side of the base;

it is characterized in that the preparation method is characterized in that,

the rubber shell main body is provided with an external wall section and a partition part which are arranged at intervals; wherein,

the external wall sections which are opposite to each other are attached to any wire insertion hole, the cover body and the base are matched in an aligned mode, and the external wall sections are shielded above the base after the cover body and the base are in aligned connection, so that a wire insertion space formed in the rubber shell main body is covered;

the separating part is arranged between the adjacent wire inserting holes and extends towards the horizontal direction to define relatively independent wire inserting spaces, and the separating part can be buckled and butted on the cover body after the alignment and the matching.

2. An insulating-material housing according to claim 1, characterized in that the partition is integrally formed on the front end side of the base and is arranged flush with the outer boundary wall section.

3. An insulating material casing according to claim 2, wherein the outer peripheral wall section is integrally formed on the front end side of the base in such a manner as to be arranged at both sides of the partition at a spacing, and the other end of the outer peripheral wall section is snap-fitted to the cover body located on the rear end side of the base.

4. The insulating material housing of claim 2, wherein the cover includes a rear cover portion and the outer wall portion extends outwardly from the rear cover portion; the external wall section extends into the hollow upper part of the base along the length direction of the external wall section, and the end part of the external wall section is arranged in the hollow upper part in a suspension mode.

5. An insulating-material housing according to claim 4, characterized in that the outer wall section is arranged in a suspended manner on the base at an end close to the front end side of the base, and in that a relief area is formed in the direction of extension thereof for direct viewing of the plug-in space when the actuating member is in the open state.

6. An insulating material casing according to claim 5, characterised in that the outer wall section is configured as a strip plate; the rear cover part is of a rectangular frame structure, and the external wall section is integrally formed on the upper frame part of the rectangular frame structure and is flush with the outer wall of the upper frame part.

7. The insulating material shell according to claim 6, wherein a bent portion abutting against the inner wall of the base extends outwards from the lower frame portion of the rectangular frame structure, and the outer wall of the lower frame portion is embedded into the base and provided with another buckling structure; wherein,

t-shaped buckles are arranged on two sides of the left frame portion and the right frame portion of the rectangular frame structure, and the outer edge of the base is correspondingly provided with an embedded groove matched with the T-shaped buckles in a dismounting and mounting mode.

8. An insulating material casing according to any one of claims 3 or 4, wherein the end of the partition is configured as a snap structure, and the rear cover of the cover is correspondingly formed with a notch structure matched with the snap structure; wherein, the rear cover part is provided with a through hole which is inserted with the end part of the separating part.

9. An insulating-material casing according to claim 3 or 4, characterised in that a free space for the operating element is formed between the outer wall section and the partition, and that the outer wall section and the partition assist each other in covering the internal plug space in the width direction after the associated operating element has been switched to the closed state.

10. An electrical connector comprising a housing of insulating material as claimed in any one of claims 1 to 9, and clamping springs and busbars arranged in the housing, and an actuating element which can open the associated clamping spring; wherein the clamping spring is at least partially covered in the upward direction by an outer wall section.

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