CN118564143A - Safety lock for power distribution cabinet - Google Patents
Safety lock for power distribution cabinet Download PDFInfo
- Publication number
- CN118564143A CN118564143A CN202310208713.6A CN202310208713A CN118564143A CN 118564143 A CN118564143 A CN 118564143A CN 202310208713 A CN202310208713 A CN 202310208713A CN 118564143 A CN118564143 A CN 118564143A
- Authority
- CN
- China
- Prior art keywords
- lock
- cabinet door
- groove
- power distribution
- locking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/52—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
本发明公开了一种配电柜的安全锁具，属于配电柜锁具技术领域，现有的配电柜柜门容易回转影响作业安全和锁舌式锁闭安全防护性能欠佳的问题，本发明通过将锁止部所包括的锁芯与弹性转动锁止部设计联动，在进行柜门锁闭时，锁芯同时通过弹性转动锁止部控制柜门所包括的转轴与门框的相对转动锁止，使得从锁芯控制柜门锁闭和柜门与门框转动锁止双重角度进行锁闭保护，增加安全防护功能；通过锁芯解锁双重锁闭，打开柜门后，当需要将柜门的转角固定时，通过控制锁芯转动带动弹性转动锁止部控制转轴与门框的相对转动锁止，由此实现柜门开启后任意角度转动固定的目的，同时能够保证在短暂作业中断后柜门不会意外闭合。
The invention discloses a safety lock for a power distribution cabinet, and belongs to the technical field of locks for power distribution cabinets. The existing power distribution cabinet doors are prone to rotate, which affects the safety of operation, and the safety protection performance of the bolt-type lock is poor. The invention links the lock core included in the locking part with the elastic rotating locking part. When the cabinet door is locked, the lock core controls the relative rotation locking of the rotating shaft included in the cabinet door and the door frame through the elastic rotating locking part at the same time, so that the cabinet door is locked from two angles: the lock core controls the locking of the cabinet door and the rotation locking of the cabinet door and the door frame, thereby increasing the safety protection function. The double locking is achieved by unlocking the lock core. After the cabinet door is opened, when it is necessary to fix the corner of the cabinet door, the elastic rotating locking part is controlled to control the relative rotation locking of the rotating shaft and the door frame by controlling the rotation of the lock core, thereby achieving the purpose of rotating and fixing the cabinet door at any angle after it is opened, and at the same time, it can be ensured that the cabinet door will not be accidentally closed after a short operation interruption.
Description
Technical Field
The invention relates to the technical field of power distribution cabinet locks, in particular to a safety lock of a power distribution cabinet.
Background
In the process of checking or maintaining the power distribution cabinet, the operation range is required to be isolated and defined by using the cone barrel, the fence and the warning sign, so that non-relevant personnel are prevented from entering the operation range, and the operation safety is prevented from being influenced.
In the actual operation process, the cabinet door is often turned around to be closed, or turned around to be closed after being carelessly touched by a matched person, so that a main operator is influenced, and meanwhile, certain potential safety hazards exist; when carrying out external detection instrument and continuously monitoring the operation, in order to avoid the gyration of cabinet door to the influence of external detection circuit, still need set up the backstop and prevent the cabinet door gyration, the cabinet door of this kind of spring bolt formula locking in addition, personnel only need prize the door and make the spring bolt warp and can open the cabinet door, and the safety protection performance is not good enough.
Based on the problems, the invention provides a safety lock of a power distribution cabinet.
Disclosure of Invention
The invention aims to solve the problems in the technical background, and provides a safety lock for a power distribution cabinet, which can provide a stable high-strength locking function on one hand, and can be linked with a lock cylinder after a cabinet door is opened on the other hand, and can limit the locking of any door opening angle of the cabinet door through the lock cylinder, so that the problems that the operation safety is influenced and the locking safety protection performance of a lock tongue type locking door of the existing power distribution cabinet is poor due to easy rotation of the cabinet door in the background technology are solved.
In order to achieve the above purpose, the invention adopts the following technical scheme:
The safe lockset of the power distribution cabinet comprises a power distribution cabinet body, wherein a door frame is arranged on the power distribution cabinet body, a cabinet door is arranged on the door frame, one side of the middle part of the cabinet door is provided with a locking part, and the locking part controls the cabinet door to be locked with the door frame; the cabinet door is also provided with an elastic rotation locking part which controls the relative rotation between a rotating shaft included in the cabinet door and the door frame; when the lock core included by the locking part is locked, the elastic rotation locking part is pushed to control the rotation locking of the cabinet door and the door frame.
According to the technical scheme, the lock cylinder and the elastic rotation locking part are linked, when the cabinet door is locked, the lock cylinder simultaneously controls the relative rotation locking of the rotating shaft and the door frame of the cabinet door through the elastic rotation locking part, so that the cabinet door is controlled to be locked and the cabinet door and the door frame are controlled to be locked and protected at double angles, and the safety protection function is increased; after the cabinet door is unlocked and double-locked through the lock core, when the corner of the cabinet door is required to be fixed, the lock core is controlled to rotate to drive the elastic rotation locking part to control the relative rotation locking of the rotating shaft and the door frame, so that the aim of rotating and fixing the cabinet door at any angle after the cabinet door is opened is fulfilled, and meanwhile, the cabinet door can be ensured not to be accidentally closed after short-term operation is interrupted.
In the above technical scheme, further, the indent is equipped with the dovetail groove in door frame medial surface middle part, the dovetail groove narrow limit runs through the rotation end side of cabinet door, be close to install on the cabinet door in dovetail groove narrow limit middle part locking part, locking part is including the lock core of rotation installation, the lock dish is installed to the lock core inboard end, the lock dish extends to one side has the spring bolt, door frame middle part one side indent is equipped with the locking groove.
In the above technical scheme, further, the inboard terminal surface indent of lock core is equipped with the recess, lock core inboard end mid-mounting has the bolt, the lock dish passes through the nut extrusion and installs on the bolt, simultaneously lock dish one side is equipped with the fixture block of inserting in the recess.
In the above technical scheme, still further, elasticity rotates locking portion includes elasticity slip unit and two locking units, elasticity slip unit includes main carriage, trapezoidal groove intercommunication indent sets up about the lock core one side spacing spout, in the spacing spout about inserting respectively at the both ends of main carriage, just install the elastic component between the both ends of main carriage and a side of spacing spout from top to bottom, simultaneously main carriage orientation the middle part of lock core one side is connected with the actuating lever, install the fixing base in the trapezoidal groove, be equipped with the through hole on the fixing base, the one end of actuating lever is the hemisphere and runs through the through hole, the hemisphere end of actuating lever is contradicted on the lock core.
In the above technical scheme, still further, the axial side of lock core is last to be equipped with two drive grooves symmetrically, the lock core deviates from the axial side of spring bolt is last indent to be equipped with the roof groove, the roof groove communicates two drive grooves respectively along circumferencial direction both sides, just the indent degree of depth of drive groove by with the one end of roof groove intercommunication is deepened gradually to the other end, the hemisphere end of actuating lever at two drive grooves with the roof inslot slides.
In the above technical scheme, further, the middle part of the other side of the main carriage is connected with the middle part of the wide side bottom surface of the trapezoid groove through a telescopic rod.
In the above technical scheme, still further, symmetry about cabinet door one side is equipped with the through-hole, the through-hole is coaxial with the pivot, just the through-hole runs through the pivot of homonymy, the through-hole inboard section with trapezoidal slot intercommunication, locking element includes propulsion pole, slide bar and angular projection, the one end of propulsion pole with main carriage opposite side rotates to be connected, and two locking element includes the propulsion pole with the rotation tie point symmetry of main carriage, the other end and the slide bar rotation of propulsion pole are connected, slide bar slidable mounting is in the through-hole, angular projection is installed to the other end of slide bar.
In the above technical scheme, further, when the hemispherical end of the driving rod is positioned in the top groove, the angular protrusion extends out of the rotating shaft, the upper rotating shaft and the lower rotating shaft are rotatably inserted in rotating shaft holes arranged on the upper side and the lower side of the door frame, and the length of the rotating shaft is the same as the depth of the rotating shaft holes.
In the above technical scheme, further, a cover plate is installed on the trapezoid groove at one side of the lock cylinder.
Compared with the prior art, the invention has the following advantages:
The locking part is arranged on one side of the middle part of the cabinet door, and controls the cabinet door to be locked with the door frame; the cabinet door is also provided with an elastic rotation locking part which controls the relative rotation of a rotating shaft included in the cabinet door and the door frame; when the lock core included in the locking part is locked, the elastic rotation locking part is pushed to control the rotation locking of the cabinet door and the door frame;
The lock core is linked with the elastic rotation locking part, so that when the cabinet door is locked, the lock core controls the relative rotation locking of the rotating shaft of the cabinet door and the door frame through the elastic rotation locking part, the cabinet door is controlled to be locked from the lock core, and the cabinet door and the door frame are locked at double angles for protection, so that the safety protection function is increased; after the cabinet door is unlocked and double-locked through the lock core, when the corner of the cabinet door is required to be fixed, the lock core is controlled to rotate to drive the elastic rotation locking part to control the relative rotation locking of the rotating shaft and the door frame, so that the aim of rotating and fixing the cabinet door at any angle after the cabinet door is opened is fulfilled, and meanwhile, the cabinet door can be ensured not to be accidentally closed after short-term operation is interrupted.
Drawings
Fig. 1 is a schematic perspective view of a safety lock according to an embodiment of the present invention;
Fig. 2 is a schematic perspective view of a cabinet body and a door frame of a power distribution cabinet according to an embodiment of the present invention;
fig. 3 is a perspective view of a cabinet door, a locking part and an elastic rotation locking part according to an embodiment of the present invention;
fig. 4 is a perspective view of a cabinet door provided by an embodiment of the invention, in which a cover plate, a locking part and an elastic rotation locking part are removed;
fig. 5 is a semi-sectional perspective view of a cabinet door according to an embodiment of the present invention;
FIG. 6 is a perspective view of an elastic rotation locking portion according to an embodiment of the present invention;
FIG. 7 is a perspective view of a locking portion according to an embodiment of the present invention;
Fig. 8 is a cross-sectional view of a lock cylinder according to an embodiment of the present invention.
In the figure: 100. a power distribution cabinet body; 110. a door frame; 111. a rotation shaft hole; 112. a locking groove; 120. a cabinet door; 121. a trapezoid groove; 122. limiting sliding grooves; 123. a rotating shaft; 124. a through hole; 125. a cover plate;
200. a locking part; 210. a lock core; 220. a driving groove; 230. a top groove; 240. a groove; 250. a bolt; 260. locking a disc; 261. a clamping block; 262. a bolt;
300. An elastic rotation locking part; 310. a main carriage; 320. an elastic member; 330. a propulsion rod; 340. a slide bar; 350. angular protrusions; 360. a driving rod; 370. a telescopic rod; 380. a fixing seat; 381. and a through hole.
Detailed Description
The following describes specific embodiments of the present invention in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the invention, are not intended to limit the invention.
Example 1
1-8, A safety lock of a power distribution cabinet comprises a power distribution cabinet body 100, wherein a door frame 110 is installed on the power distribution cabinet body 100, a cabinet door 120 is installed on the door frame 110, the cabinet door 120 is of a single-door installation design, a trapezoid groove 121 is concavely formed in the middle of the inner side surface of the door frame 110, and the narrow edge of the trapezoid groove 121 penetrates through the side surface of a rotating end of the cabinet door 120;
A locking part 200 is arranged on the cabinet door 120 close to the middle part of the narrow side of the trapezoid groove 121, the locking part 200 comprises a lock cylinder 210 which is rotatably arranged, the lock cylinder 210 is a conventional lock cylinder 210 sold in the market, a lock disc 260 is arranged at the inner side end of the lock cylinder 210, the lock disc 260 extends to one side and is provided with a lock tongue 262, a locking groove 112 is concavely arranged at one side of the middle part of the door frame 110, the lock disc 260 is driven to rotate by controlling the lock cylinder 210 to rotate, and the lock tongue 262 is controlled to rotate and insert into the locking groove 112, so that the closing locking of the cabinet door 120 and the door frame 110 is controlled;
The cabinet door 120 is further provided with an elastic rotation locking part 300, and the elastic rotation locking part 300 controls the relative rotation of the rotating shaft 123 included in the cabinet door 120 and the door frame 110; the elastic rotation locking part 300 comprises an elastic sliding unit and two locking units, wherein the elastic sliding unit comprises a main sliding frame 310, a trapezoid slot 121 on one side of a lock cylinder 210 is vertically communicated with a limiting sliding groove 122 concavely arranged, two ends of the main sliding frame 310 are respectively inserted into the upper and lower limiting sliding grooves 122, an elastic piece 320 is arranged between two ends of the main sliding frame 310 and one side surface of the upper and lower limiting sliding grooves 122, the elastic piece 320 is a spring, the main sliding frame 310 is pushed to slide towards the lock cylinder 210 side by the elastic piece 320, the main sliding frame 310 drives a driving rod 360 to elastically slide towards the lock cylinder 210 side, meanwhile, the middle part of the main sliding frame 310 towards the lock cylinder 210 side is connected with a driving rod 360, a fixed seat 380 is arranged in the trapezoid slot 121, and a through hole 381 is arranged on the fixed seat 380; one end of the driving rod 360 is hemispherical and penetrates through the through hole 381; the hemispherical end of the drive rod 360 abuts against the lock cylinder 210;
two driving grooves 220 are symmetrically formed in the axial side face of the lock cylinder 210, a top groove 230 is concavely formed in the axial side face, which is away from the lock tongue 262, of the lock cylinder 210, the two driving grooves 220 are respectively communicated with the top groove 230 along the two sides of the circumferential direction, the concave depth of the driving groove 220 gradually deepens from one end communicated with the top groove 230 to the other end, the hemispherical end of the driving rod 360 slides in the two driving grooves 220 and the top groove 230, and the stability of contact between the lock cylinder 210 and the driving rod 360 is realized by arranging the top groove 230;
By controlling the lock cylinder 210 to rotate, in the process that the hemispherical end of the driving rod 360 rotates from the driving groove 220 to the top groove 230, the driving rod 360 is extruded to move towards the rotating shaft 123 side, so that the main carriage 310 is pushed to move towards the rotating shaft 123 side, in the moving process, the two sliding rods 340 are respectively pushed to move upwards and downwards by the two pushing rods 330, in the extending process of the two sliding rods 340, the inner side surface of the rotating shaft hole 111 is extruded by the angular bulge 350 at the outer side end, so that the aim of controlling the relative rotation locking of the cabinet door 120 and the door frame 110 is fulfilled, and meanwhile, the top groove 230 is reversely arranged with the lock tongue 262, so that the effect of locking the door frame 110 and the cabinet door 120 by the lock tongue 262 is realized while controlling the rotation locking is realized;
By rotating the lock cylinder 210 after the door is opened, the lock tongue 262 is in a locking state, and the situation that the cabinet door 120 is accidentally closed can be effectively avoided;
the middle part of the other side of the main carriage 310 is connected with the middle part of the wide side bottom surface of the trapezoid-shaped groove 121 through a telescopic rod 370, and the sliding stability of the main carriage 310 is improved through the arrangement of the telescopic rod 370;
A cover plate 125 is arranged on the trapezoid slot 121 on one side of the lock cylinder 210
When the lock cylinder 210 included in the locking portion 200 is locked, the elastic rotation locking portion 300 is pushed to control the rotation locking of the cabinet door 120 and the door frame 110.
As shown in fig. 7, a groove 240 is concavely formed in the inner end surface of the lock cylinder 210, a bolt 250 is mounted in the middle of the inner end of the lock cylinder 210, a lock disc 260 is mounted on the bolt 250 by nut extrusion, and a clamping block 261 inserted into the groove 240 is arranged on one side of the lock disc 260.
As shown in fig. 4-8, a through hole 124 is symmetrically arranged at one side of the cabinet door 120 up and down, the through hole 124 is coaxial with the rotating shaft 123, the through hole 124 penetrates through the rotating shaft 123 at the same side, the inner section of the through hole 124 is communicated with the trapezoid slot 121, the locking units comprise a pushing rod 330, a sliding rod 340 and an angular bulge 350, one end of the pushing rod 330 is rotationally connected with the other side of the main sliding frame 310, the pushing rods 330 included in the two locking units are symmetrically connected with the rotational connection point of the main sliding frame 310, the other end of the pushing rod 330 is rotationally connected with the sliding rod 340, the sliding rod 340 is slidably arranged in the through hole 124, the sliding stability of the sliding rod 340 is improved, the angular bulge 350 is arranged at the other end of the sliding rod 340, and when the main sliding frame 310 slides towards the rotating shaft 123 side, the main sliding frame pushes the upper sliding rod 340 and the lower sliding rod 340 to move up and down respectively through the two pushing rods 330, thereby realizing the control of the extending the rotating shaft 123 which are vertically symmetrically arranged, the pushing rods are abutted against the inner bottom surface of the rotating shaft hole 111, and realizing the function of preventing the rotating shaft 123 from rotating;
When the hemispherical end of the driving rod 360 is positioned in the top groove 230, the angular protrusion 350 protrudes out of the rotation shaft 123; the upper and lower rotating shafts 123 are rotatably inserted into rotating shaft holes 111 formed in the upper and lower portions of the door frame 110, the length of the rotating shaft 123 is the same as the depth of the rotating shaft holes 111, and the angular protrusions 350 are driven by the sliding rods 340 to extend out to abut against the inner bottom surfaces of the rotating shaft holes 111, so that the effect of relative rotation locking is achieved.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a safe tool to lock of switch board, includes switch board cabinet body (100), install door frame (110) on switch board cabinet body (100), install cabinet door (120), its characterized in that on door frame (110):
a locking part (200) is arranged on one side of the middle part of the cabinet door (120), and the locking part (200) controls the cabinet door (120) to be locked with the door frame (110);
An elastic rotation locking part (300) is also arranged on the cabinet door (120), and the elastic rotation locking part (300) controls the relative rotation of a rotating shaft (123) included in the cabinet door (120) and the door frame (110);
When the lock cylinder (210) included in the locking part (200) is locked, the elastic rotation locking part (300) is pushed to control the rotation locking of the cabinet door (120) and the door frame (110).
2. The safe lock of the power distribution cabinet according to claim 1, wherein a trapezoid groove (121) is concavely arranged in the middle of the inner side surface of the door frame (110), the narrow edge of the trapezoid groove (121) penetrates through the side surface of the rotating end of the cabinet door (120), the locking part (200) is installed on the cabinet door (120) close to the middle of the narrow edge of the trapezoid groove (121), the locking part (200) comprises a lock cylinder (210) which is rotatably installed, a lock disc (260) is installed at the inner side end of the lock cylinder (210), a lock tongue (262) extends to one side of the lock disc, and a locking groove (112) is concavely arranged in one side of the middle of the door frame (110).
3. The safe lock of the power distribution cabinet according to claim 2, wherein a groove (240) is concavely formed in an inner side end surface of the lock cylinder (210), a bolt (250) is mounted in the middle of the inner side end of the lock cylinder (210), the lock disc (260) is mounted on the bolt (250) through nut extrusion, and a clamping block (261) inserted into the groove (240) is arranged on one side of the lock disc (260).
4. The safe lock of a power distribution cabinet according to claim 2, wherein the elastic rotation locking part (300) comprises an elastic sliding unit and two locking units, the elastic sliding unit comprises a main carriage (310), the trapezoid-shaped groove (121) on one side of the lock cylinder (210) is vertically communicated with a limiting chute (122) arranged in a concave manner, two ends of the main carriage (310) are respectively inserted into the upper limiting chute (122) and the lower limiting chute (122), an elastic piece (320) is arranged between two ends of the main carriage (310) and one side surface of the upper limiting chute (122), meanwhile, the main carriage (310) faces towards the middle part of one side of the lock cylinder (210), a fixing seat (380) is arranged in the trapezoid-shaped groove (121), a through hole (381) is formed in the fixing seat (380), one end of the driving rod (360) is hemispherical and penetrates through the through hole (381), and the hemispherical abutting end of the driving rod (360) is arranged on the lock cylinder (210).
5. The safe lock of a power distribution cabinet according to claim 4, wherein two driving grooves (220) are symmetrically arranged on the axial side surface of the lock cylinder (210), a top groove (230) is concavely arranged on the axial side surface of the lock cylinder (210) facing away from the lock tongue (262), the two driving grooves (220) are respectively communicated with the top groove (230) along two sides of the circumferential direction, the concave depth of the driving groove (220) gradually deepens from one end communicated with the top groove (230) to the other end, and the hemispherical end of the driving rod (360) slides in the two driving grooves (220) and the top groove (230).
6. The safety lock of the power distribution cabinet according to claim 5, wherein the middle part of the other side of the main carriage (310) is connected with the middle part of the wide side bottom surface of the trapezoid groove (121) through a telescopic rod (370).
7. The safety lock of a power distribution cabinet according to claim 6, wherein a through hole (124) is vertically symmetrically arranged on one side of the cabinet door (120), the through hole (124) is coaxial with the rotating shaft (123), the through hole (124) penetrates through the rotating shaft (123) on the same side, an inner section of the through hole (124) is communicated with the trapezoid groove (121), the locking unit comprises a pushing rod (330), a sliding rod (340) and an angular protrusion (350), one end of the pushing rod (330) is rotationally connected with the other side of the main carriage (310), the two pushing rods (330) included in the locking unit are symmetrically connected with the rotational connection point of the main carriage (310), the other end of the pushing rod (330) is rotationally connected with the sliding rod (340), the sliding rod (340) is slidably mounted in the through hole (124), and the other end of the sliding rod (340) is mounted with the angular protrusion (350).
8. The safety lock of a power distribution cabinet according to claim 7, wherein the angular protrusion (350) protrudes from the spindle (123) when the hemispherical end of the driving rod (360) is in the top groove (230).
9. The safety lock of a power distribution cabinet according to claim 8, wherein the upper and lower rotating shafts (123) are rotatably inserted into rotating shaft holes (111) formed in the upper and lower sides of the door frame (110), and the length of the rotating shaft (123) is the same as the depth of the rotating shaft holes (111).
10. The safety lock of a power distribution cabinet according to claim 8, characterized in that a cover plate (125) is mounted on the trapezoid slot (121) at one side of the lock cylinder (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310208713.6A CN118564143A (en) | 2023-02-28 | 2023-02-28 | Safety lock for power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310208713.6A CN118564143A (en) | 2023-02-28 | 2023-02-28 | Safety lock for power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118564143A true CN118564143A (en) | 2024-08-30 |
Family
ID=92473491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310208713.6A Pending CN118564143A (en) | 2023-02-28 | 2023-02-28 | Safety lock for power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118564143A (en) |
-
2023
- 2023-02-28 CN CN202310208713.6A patent/CN118564143A/en active Pending
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