Connecting rod type mechanical lock of power distribution cabinet

Abstract

The utility model relates to the technical field of power distribution cabinets, and discloses a power distribution cabinet connecting rod type mechanical lock which comprises a box body, a door fixed on the front face of the box body, a protective shell fixedly installed on the front face of the door, an auxiliary structure fixedly installed in the protective shell, a base fixedly installed at the bottom of the protective shell, and a sleeve shaft movably connected to the upper surface of the base. A gear is movably connected to the upper surface of the base and rotationally connected with the sleeve shaft, a connecting column is fixedly installed on the upper surface of the gear, an unlocking table is fixedly installed on the upper surface of the base, a spring is fixedly installed on the upper surface of the base, and a fixing plate is fixedly installed on the circumferential side face of the sleeve shaft and connected with the spring. A sealing plate is fixedly installed on the upper surface of the connecting column, a cover plate is fixedly installed on the upper surface of the sleeve shaft, a sealing gasket is fixedly installed on the inner wall of the cover plate, the sealing plate and the sealing gasket are arranged in the auxiliary structure, the phenomenon that water and dust enter a key hole to cause rusting is avoided, and the service life of the lock cylinder is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of power distribution cabinets, in particular to a connecting rod type mechanical lock for a power distribution cabinet. Background Art

[0002] A power distribution cabinet is also called a distribution box. Generally speaking, a power distribution cabinet is a cabinet that integrates electrical components for power distribution. The function of a power distribution cabinet is to distribute power to and control electrical equipment. In addition, when the circuit is overloaded, short-circuited, or leaking, the power distribution cabinet can provide power-off protection. Computer rooms of banks and other financial institutions are usually equipped with power distribution cabinets. The power supply and distribution system of the power distribution cabinet is the driving force for the safe operation of banks and other financial institutions.

[0003] The utility model patent application document with publication number "CN114336326A" discloses an automated power distribution cabinet with a protective function, which is mainly composed of an automated power distribution cabinet body, hinges, cabinet doors, observation windows, mechanical locks, an elevated installation adjustment bracket structure, a self-protection type rapid heat exchange fan structure, a classified wiring control pipe structure and a self-protection unwired shield structure. Compared with the existing technology, the support frame, U-shaped slider, linear slide rail, adjustment bolt, block and elevated installation plate provided in this technical solution can be used for elevated adjustment installation to meet the needs. The heat exchange pipes, protective nets, exhaust pipes, racks, heat exchange fans, side guard plates and self-protection plates provided in this technology can perform heat exchange protection and avoid dust influence.

[0004] The automated power distribution cabinet with protection function disclosed in the above document has the following defects: the lock hole of the technical solution has no protection measures, and is easily infiltrated by dust and water outdoors, and the lock core is easily rusted and damaged.

[0005] It can be seen from this that the performance of the existing automatic distribution cabinet protection lock core with protection function needs to be improved to address the existing deficiencies and provide a distribution cabinet linkage mechanical lock. Utility Model Content

[0006] The purpose of the utility model is to provide a connecting rod type mechanical lock for a power distribution cabinet to solve the problems raised in the above background technology.

[0007] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0008] The utility model is a connecting rod type mechanical lock for a power distribution cabinet, comprising a box body, a door hinged on the front side of the box body, a protective shell fixedly installed on the front side of the door, an auxiliary structure fixedly installed inside the protective shell, the auxiliary structure comprising a base, a sleeve shaft, a gear, a connecting column, an unlocking platform, a spring, a fixed plate, a pull tab, a sealing plate, a cover plate and a sealing gasket, a base is fixedly installed on the bottom of the protective shell, a sleeve shaft is movably connected to the upper surface of the base, a gear is movably connected to the upper surface of the base, the gear and the sleeve shaft are rotatably linked, a connecting column is fixedly installed on the upper surface of the gear, an unlocking platform is fixedly installed on the upper surface of the base, a spring is fixedly installed on the upper surface of the base, a fixing plate is fixedly installed on the peripheral side surface of the sleeve shaft, the fixing plate is connected to the spring, a sealing plate is fixedly installed on the upper surface of the connecting column, a cover plate is fixedly installed on the upper surface of the sleeve shaft, and a sealing gasket is fixedly installed on the inner wall of the cover plate.

[0009] Furthermore, a mounting hole is provided on the front side of the door, and a handle is provided on the front side of the door.

[0010] Furthermore, a first motor is fixedly mounted on the upper surface of the interior of the box, a first rotating column is fixedly mounted on the lower surface of the first motor, a bolt is fixedly mounted on the lower surface of the first rotating column, the bolt extends to the inner bottom of the box and is rotatably connected to the box, and the surrounding side of the bolt is movably connected to the outer shell.

[0011] Furthermore, a rear cover plate is fixedly installed on the back of the outer shell, a second motor is fixedly installed on the front of the rear cover plate, a second rotating column is fixedly installed on the front of the second motor, blades are fixedly installed on the peripheral side of the second rotating column, and a front cover plate is fixedly installed on the front of the outer shell.

[0012] Furthermore, a guide rail is fixedly installed on the inner wall of the box, and a cable trough is fixedly installed on the inner wall of the box.

[0013] Furthermore, a bracket is fixedly installed on the lower surface of the box body. An exhaust hole is opened on one side of the box body, and a spring piece is fixedly installed on one end of the pull tab.

[0014] The utility model has the following beneficial effects:

[0015] (1) The utility model prevents the keyhole from being rusted by water or dust by providing a sealing plate and a sealing gasket in the auxiliary structure, thereby increasing the service life of the lock core.

[0016] (2) The utility model is provided with a spring and a fixed plate in the auxiliary structure. The spring and the fixed plate are connected. Pulling the pull tab deforms the spring. Loosening the pull tab automatically resets the other parts. The staff will not forget to cover the keyhole by mistake, thereby improving practicality.

[0017] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0019] Figure 1 This is a schematic diagram of the cross-sectional structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the exploded structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the auxiliary structure of the utility model;

[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0024] In the figure: 1. box body; 2. door; 3. mounting hole; 4. protective shell; 5. auxiliary structure; 501. base; 502. sleeve shaft; 503. gear; 50301. connecting column; 504. unlocking platform; 505. spring; 506. fixing plate; 507. pull tab; 508. sealing plate; 509. cover plate; 50901. sealing gasket; 6. handle; 7. first motor; 8. first rotating column; 9. bolt; 10. outer shell; 11. rear cover plate; 12. second motor; 13. second rotating column; 14. blade; 15. front cover plate; 16. guide rail; 17. cable trough; 18. bracket; 19. spring piece; 20. exhaust hole. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1 - Figure 4As shown, the utility model is a connecting rod type mechanical lock for a power distribution cabinet, comprising a box body 1, a door 2 is hinged on the front of the box body 1, a protective shell 4 is fixedly installed on the front of the door 2, an auxiliary structure 5 is fixedly installed inside the protective shell 4, and the auxiliary structure 5 comprises a base 501, a sleeve shaft 502, a gear 503, a connecting column 50301, an unlocking platform 504, a spring 505, a fixing plate 506, a pull tab 507, a sealing plate 508, a cover plate 509 and a sealing gasket 50901, a base 501 is fixedly installed on the bottom of the protective shell 4, a sleeve shaft 502 is movably connected to the upper surface of the base 501, and the base 501 is fixedly installed on the bottom of the protective shell 4. 01 is movably connected with a gear 503, the gear 503 is rotatably linked with the sleeve shaft 502, a connecting column 50301 is fixedly installed on the upper surface of the gear 503, a lock-opening platform 504 is fixedly installed on the upper surface of the base 501, a spring 505 is fixedly installed on the upper surface of the base 501, a fixing plate 506 is fixedly installed on the peripheral side of the sleeve shaft 502, the fixing plate 506 is connected to the spring 505, a sealing plate 508 is fixedly installed on the upper surface of the connecting column 50301, a cover plate 509 is fixedly installed on the upper surface of the sleeve shaft 502, and a sealing gasket 50901 is fixedly installed on the inner wall of the cover plate 509.

[0027] The front side of the door 2 is provided with a mounting hole 3 , and the front side of the door 2 is provided with a handle 6 .

[0028] A first motor 7 is fixedly mounted on the upper surface of the interior of the box body 1, a first rotating column 8 is fixedly mounted on the lower surface of the first motor 7, a bolt 9 is fixedly mounted on the lower surface of the first rotating column 8, the bolt 9 extends to the inner bottom of the box body 1 and is rotatably connected to the box body 1, and the outer shell 10 is movably connected to the surrounding side of the bolt 9.

[0029] A rear cover plate 11 is fixedly mounted on the back of the outer shell 10, a second motor 12 is fixedly mounted on the front of the rear cover plate 11, a second rotating column 13 is fixedly mounted on the front of the second motor 12, blades 14 are fixedly mounted on the peripheral side of the second rotating column 13, and a front cover plate 15 is fixedly mounted on the front of the outer shell 10.

[0030] A guide rail 16 is fixedly mounted on the inner wall of the box body 1 , and a cable groove 17 is fixedly mounted on the inner wall of the box body 1 .

[0031] A bracket 18 is fixedly mounted on the lower surface of the box body 1 . An exhaust hole 20 is opened on one side of the box body 1 . A spring piece 19 is fixedly mounted on one end of the pull tab 507 .

[0032] When in use, pull tab 507 is pulled outward, and the rotation of sleeve shaft 502 drives gear 503 to rotate. The rotation of gear 503 makes sealing plate 508 open outward, exposing unlocking platform 504. Then, spring piece 19 is inserted into the interior of mounting hole 3 so that pull tab 507 will not rebound. To close the door 2, spring piece 19 is pulled out from the interior of mounting hole 3. Since pull tab 507 is mounted on fixing plate 506, fixing plate 506 is connected to spring 505. When spring 505 is stretched outward, it will be stretched accordingly. When spring 505 is loosened, it will be reset. When spring 505 is reset, other parts will be reset accordingly.

[0033] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A connecting rod type mechanical lock for a power distribution cabinet, comprising a box (1), characterized in that: The front of the box body (1) is hinged with a door (2), the front of the door (2) is fixedly mounted with a protective shell (4), and the interior of the protective shell (4) is fixedly mounted with an auxiliary structure (5); The auxiliary structure (5) comprises a base (501), a sleeve shaft (502), a gear (503), a connecting column (50301), an unlocking platform (504), a spring (505), a fixing plate (506), a pull tab (507), a sealing plate (508), a cover plate (509) and a sealing gasket (50901); the base (501) is fixedly mounted on the bottom of the protective shell (4); the sleeve shaft (502) is movably connected to the upper surface of the base (501); the gear (503) is movably connected to the upper surface of the base (501); the gear (503) is rotatably linked to the sleeve shaft (502); the gear A connecting column (50301) is fixedly installed on the upper surface of the (503), a lock-opening platform (504) is fixedly installed on the upper surface of the base (501), a spring (505) is fixedly installed on the upper surface of the base (501), a fixing plate (506) is fixedly installed on the peripheral side of the sleeve shaft (502), the fixing plate (506) is connected to the spring (505), a sealing plate (508) is fixedly installed on the upper surface of the connecting column (50301), a cover plate (509) is fixedly installed on the upper surface of the sleeve shaft (502), and a sealing gasket (50901) is fixedly installed on the inner wall of the cover plate (509).

2. The connecting rod type mechanical lock for a power distribution cabinet according to claim 1 is characterized in that: A mounting hole (3) is provided on the front side of the door (2), and a handle (6) is provided on the front side of the door (2).

3. The connecting rod type mechanical lock for a power distribution cabinet according to claim 1 is characterized in that: A first motor (7) is fixedly mounted on the upper surface of the interior of the box body (1), a first rotating column (8) is fixedly mounted on the lower surface of the first motor (7), a bolt (9) is fixedly mounted on the lower surface of the first rotating column (8), the bolt (9) extends to the inner bottom of the box body (1) and is rotatably connected to the box body (1), and the outer shell (10) is movably connected to the peripheral side of the bolt (9).

4. The connecting rod type mechanical lock for a power distribution cabinet according to claim 3 is characterized in that: A rear cover plate (11) is fixedly mounted on the back of the outer shell (10), a second motor (12) is fixedly mounted on the front of the rear cover plate (11), a second rotating column (13) is fixedly mounted on the front of the second motor (12), blades (14) are fixedly mounted on the peripheral side of the second rotating column (13), and a front cover plate (15) is fixedly mounted on the front of the outer shell (10).

5. The connecting rod type mechanical lock for a power distribution cabinet according to claim 1 is characterized in that: A guide rail (16) is fixedly mounted on the inner wall of the box body (1), and a cable routing trough (17) is fixedly mounted on the inner wall of the box body (1).

6. The connecting rod type mechanical lock for a power distribution cabinet according to claim 1 is characterized in that: A bracket (18) is fixedly mounted on the lower surface of the box body (1). An exhaust hole (20) is provided on one side of the box body (1), and a spring piece (19) is fixedly mounted on one end of the pull tab (507).

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