CN217063473U

CN217063473U - Micromotor lead-out wire assembly with high sealing performance

Info

Publication number: CN217063473U
Application number: CN202220167378.0U
Authority: CN
Inventors: 何鹏程; 邵婷婷
Original assignee: Changzhou Haiqing Electric Appliance Co ltd
Current assignee: Changzhou Haiqing Electric Appliance Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-07-26
Anticipated expiration: 2032-01-21

Abstract

The utility model relates to the technical field of micromotors, in particular to a micromotor lead-out wire component with high sealing performance, which comprises a lead-out wire body extending out of a sealing structure, wherein a flame-retardant layer is wrapped outside a lead of the lead-out wire body, and an insulating layer is wrapped outside the flame-retardant layer; the sealing structure comprises a sealing shell fixed on the mounting structure through threads, a second sealing ring and a rubber ring which are arranged on the sealing shell and provided with inserting holes, and a limiting assembly arranged in the sealing shell, wherein the lead-out line body penetrates through a preformed hole arranged on the mounting structure, is clamped into the limiting assembly, and then penetrates through the rubber ring to extend to the outside of the sealing shell. The utility model discloses, the partly lead-out wire body of direct drawing forth on the motor, the protection has ensured sealing performance, security performance, waterproof performance and the anti-bending performance of lead-out wire subassembly with the motor junction in seal structure, avoids the motor to produce in service vibrations and makes the junction of lead-out wire and motor produce not hard up.

Description

Micromotor lead-out wire assembly with high sealing performance

Technical Field

The utility model relates to a micromotor technical field especially relates to micromotor lead-out wire subassembly of high leakproofness.

Background

The micro motor is a motor with the diameter less than 160mm or the rated power less than 750W. The micro-motor is commonly used in a control system or a transmission mechanical load and is used for realizing the functions of detecting, analyzing, operating, amplifying, executing or converting electromechanical signals or energy and the like.

In the prior art, the outgoing line positions of the outgoing lines of the motor are arranged on the circumferential side surface of the motor shell, and the outgoing line mode of the structure has the following hidden dangers: 1. if the motor lead wire is pulled or twisted in the motor turnover process, the hidden danger of sealant cracking is caused; 2. the waterproof effect is affected by the fact that the sealant is prone to aging and cracking due to long-term wind and sunshine, and the motor is prone to water inflow.

Therefore, a high-tightness micromotor lead-out wire assembly is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a micromotor lead-out wire component with high sealing performance.

In order to realize the purpose, the utility model adopts the following technical scheme:

a micromotor lead-out wire assembly with high sealing performance comprises a lead-out wire body extending out of a sealing structure, wherein a flame-retardant layer wraps a lead of the lead-out wire body, and an insulating layer wraps the flame-retardant layer;

the sealing structure comprises a sealing shell fixed on the mounting structure through threads, a second sealing ring and a rubber ring which are arranged on the sealing shell and provided with inserting holes, and a limiting assembly arranged in the sealing shell, wherein the lead-out line body penetrates through a preformed hole arranged on the mounting structure, is clamped into the limiting assembly, and then penetrates through the rubber ring to extend to the outside of the sealing shell.

Preferably, the mounting structure includes a mounting seat and a lug integrally formed with the mounting seat, a reserved hole is formed in the mounting seat, a plurality of bolt holes are further formed in the mounting seat, and fixing bolts are installed in the bolt holes and extend to the motor casing.

Preferably, a first sealing ring is installed at the joint of the mounting seat and the sealing shell.

Preferably, the inner wall of the bump is provided with an internal thread, the side wall of the sealing shell, which is provided with the mounting hole, is provided with an internal thread, and the bump is fixedly matched in the mounting hole through the thread.

Preferably, the limiting assembly comprises a first hinged block, a second hinged block, a connecting rod and a wire clamping sleeve, the first hinged block is fixed at one end of the wire clamping sleeve, the second hinged block is fixed on the inner wall of the sealing shell, and the connecting rod is installed between the first hinged block and the second hinged block.

Preferably, the cross section of the wire clamping sleeve is of an arc-shaped structure, a bayonet is arranged at one end of the wire clamping sleeve, and the lead-out wire body is clamped into the wire clamping sleeve through the bayonet.

The utility model has the advantages that:

1. the utility model discloses, the partly lead-out wire body of direct drawing forth on the motor, the protection has ensured sealing performance, security performance, waterproof performance and the anti-bending performance of lead-out wire subassembly with the motor junction in seal structure, avoids the motor to produce in service vibrations and makes the junction of lead-out wire and motor produce not hard up.

2. The utility model discloses, cup joint sealing washer two and rubber circle outside the lead-out wire body, with sealing washer two and rubber circle, remove the junction to the lead-out wire body and seal shell, the connection sealing performance of the lead-out wire body when passing the seal shell is ensured to the setting of rubber circle and sealing washer two.

Drawings

Fig. 1 is a front view structural schematic diagram of a high-tightness micro-motor lead-out wire assembly provided by the present invention;

fig. 2 is a schematic front view of the high-sealing micromotor lead-out wire assembly according to the present invention in a state of being separated from the mounting structure and the sealing structure;

fig. 3 is a right-side view structural diagram of the mounting structure of the high-sealing micromotor lead-out wire assembly according to the present invention;

fig. 4 is a left side view structural diagram of the sealing shell of the high-sealing micromotor lead-out wire assembly provided by the present invention;

fig. 5 is a schematic top view of the spacing assembly of the high-sealing micromotor lead-out wire assembly according to the present invention;

fig. 6 is a schematic structural view of the lead-out wire body of the high-sealing micromotor lead-out wire assembly according to the present invention.

In the figure: the device comprises a motor shell 1, a mounting structure 2, a sealing ring I3, a sealing structure 4 and a lead-out wire body 5;

21 mounting seats, 22 preformed holes, 23 bumps and 24 fixing bolts; the sealing device comprises a 41 sealing shell, a 41-1 mounting hole, a 42 sealing ring II, a 43 rubber ring, a 44 limiting assembly, a 44-1 hinge block I, a 44-2 connecting rod, a 44-3 clamping wire sleeve and a 44-4 hinge block II; 501 insulating layer, 502 flame-retardant layer and 503 conducting wire.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Those not described in detail in this specification are within the skill of the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of attached drawing, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including the connected mode of circuit connection conventional among the adoption prior art, here detailed description no longer.

The embodiment is as follows: referring to fig. 1-6, a micromotor outgoing line assembly with high sealing performance is an outgoing line body 5 extending from a sealing structure 4, a wire 503 of the outgoing line body 5 is wrapped with a flame-retardant layer 502, the flame-retardant layer 502 is wrapped with an insulating layer 501, the flame-retardant layer 502 and the insulating layer 501 are arranged outside the wire 503 of an inner core, the flame-retardant layer 502 plays a role of fire protection, the insulating layer 501 can protect an inner protection layer from mechanical damage and chemical corrosion, is not contacted with water vapor to be damp, prevents a contact conductor from electric shock and the like, and can enhance mechanical strength and prolong service life.

Wherein, mounting structure 2 has seted up preformed hole 22 including mount pad 21, with mount pad 21 integrated into one piece's lug 23 on the mount pad 21, has still seted up a plurality of bolt hole on the mount pad 21, installs fixing bolt 24 in the bolt hole, and fixing bolt 24 extends to on the motor casing 1, fixes mount pad 21 on motor casing 1 through fixing bolt 24, establishes the extraction coil on the motor in mount pad 21.

Further, the sealing structure 4 comprises a sealing shell 41 which is fixed on the mounting structure 2 by screw threads, a second sealing ring 42 and a rubber ring 43 which are arranged on the sealing shell 41 and provided with a jack, and a limiting component 44 which is arranged in the sealing shell 41, wherein the lead-out wire body 5 passes through a prepared hole 22 which is arranged on the mounting structure 2, is sleeved in the limiting component 44, and then passes through the rubber ring 43 to extend to the outside of the sealing shell 41;

the first sealing ring 3 is installed at the joint of the installation seat 21 and the sealing shell 41, internal threads are arranged on the inner wall of the convex block 23, internal threads are arranged on the side wall of the sealing shell 41, provided with the installation hole 41-1, of the sealing shell 41, and the convex block 23 is fixedly matched in the installation hole 41-1 through threads.

Specifically, after the lead-out wire body 5 passes through the preformed hole 22, the wire clamping sleeve 44-3 is clamped on the lead-out wire body 5, then the lead-out wire body 5 passes through the jack on the sealing shell 41 and extends outwards, so that one end of the lead-out wire body 5 firstly passes through the mounting structure 2 and then passes through the sealing structure 4, a part of the lead-out wire body 5 directly led out from the motor is protected in the sealing structure 4, and the sealing performance, the safety performance, the waterproof performance and the bending prevention performance of the connection part of a lead-out wire assembly and the motor are ensured;

after the leading-out wire body 5 is controlled to penetrate through the jack, the sealing shell 41 is rotated on the mounting seat 21, the fixed mounting of the sealing shell 41 and the mounting seat 21 is realized simply and quickly, the dismounting is convenient, and when the sealing shell 41 is fixed on the mounting seat 21 in a threaded mode, the first sealing ring 3 is arranged at the joint of the sealing shell 41 and the mounting seat 21, then the second sealing ring 42 and the rubber ring 43 are sleeved outside the leading-out wire body 5, the second sealing ring 42 and the rubber ring 43 are moved to the joint of the leading-out wire body 5 and the sealing shell 41, the rubber ring 43 and the second sealing ring 42 are arranged, and the connection sealing performance of the leading-out wire body 5 when the leading-out wire body 5 penetrates through the sealing shell 41 is ensured.

Still further, the limiting assembly 44 comprises a first hinge block 44-1, a second hinge block 44-4, a connecting rod 44-2 and a wire clamping sleeve 44-3, wherein the first hinge block 44-1 is fixed at one end of the wire clamping sleeve 44-3, the second hinge block 44-4 is fixed on the inner wall of the sealing shell 41, the connecting rod 44-2 is installed between the first hinge block 44-1 and the second hinge block, the cross section of the wire clamping sleeve 44-3 is of an arc-shaped structure, a bayonet is arranged at one end of the wire clamping sleeve 44-3, and the lead-out wire body 5 is clamped into the wire clamping sleeve 44-3 through the bayonet.

Specifically, the clamping sleeve clamped on the lead-out wire body 5 is hinged and connected with two ends of the connecting rod 44-2 through the first hinge block 44-1, the second hinge block 44-4 and the connecting rod 44-1, so that the position of the clamping sleeve can be conveniently adjusted, the lead-out wire body 5 can be safely and stably arranged in the mounting shell under the auxiliary action of the clamping sleeve 44-3 and the sealing structure 4, the lead-out wire directly connected with the motor is protected in the sealing shell 41, the phenomenon that the connection part of the lead-out wire and the motor is loosened due to vibration generated during the operation of the motor is avoided, and the safety performance of the motor during the operation is improved.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A micromotor outgoing line assembly with high sealing performance comprises an outgoing line body (5) extending out of a sealing structure (4), and is characterized in that a flame-retardant layer (502) wraps a lead (503) of the outgoing line body (5), and an insulating layer (501) wraps the flame-retardant layer (502);

the sealing structure (4) comprises a sealing shell (41) which is fixed on the mounting structure (2) in a threaded manner, a sealing ring II (42) and a rubber ring (43) which are arranged on the sealing shell (41) and provided with a jack, and a limiting assembly (44) arranged in the sealing shell (41), wherein the lead-out wire body (5) penetrates through a preformed hole (22) which is arranged on the mounting structure (2), is sleeved in the limiting assembly (44), and penetrates through the rubber ring (43) to extend to the outside of the sealing shell (41).

2. The high-sealing-performance micromotor lead-out wire assembly according to claim 1, wherein the mounting structure (2) comprises a mounting seat (21) and a bump (23) integrally formed with the mounting seat (21), a preformed hole (22) is formed in the mounting seat (21), a plurality of bolt holes are formed in the mounting seat (21), fixing bolts (24) are installed in the bolt holes, and the fixing bolts (24) extend to the motor casing (1).

3. The high-sealability micro-motor lead-out wire assembly according to claim 2, wherein a first sealing ring (3) is installed at the joint of the mounting seat (21) and the sealing shell (41).

4. The micro-motor lead-out wire assembly with high sealing performance according to claim 2, wherein the inner wall of the bump (23) is provided with an internal thread, the side wall of the sealing shell (41) provided with the mounting hole (41-1) is provided with an internal thread, and the bump (23) is in threaded fixed fit in the mounting hole (41-1).

5. The micro-motor lead-out wire assembly with high sealing performance according to claim 1, wherein the limiting assembly (44) comprises a first hinge block (44-1), a second hinge block (44-4), a connecting rod (44-2) and a wire clamping sleeve (44-3), the first hinge block (44-1) is fixed at one end of the wire clamping sleeve (44-3), the second hinge block (44-4) is fixed on the inner wall of the sealing shell (41), and the connecting rod (44-2) is installed between the first hinge block (44-1) and the second hinge block.

6. The micro-motor lead-out wire assembly with high sealing performance according to claim 5, wherein the cross section of the wire clamping sleeve (44-3) is of an arc-shaped structure, a bayonet is arranged at one end of the wire clamping sleeve (44-3), and the lead-out wire body (5) is clamped into the wire clamping sleeve (44-3) through the bayonet.