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CN-224213956-U - Anti-picking and self-closing protection device for door lock of electric appliance cabinet

CN224213956UCN 224213956 UCN224213956 UCN 224213956UCN-224213956-U

Abstract

The utility model discloses an anti-prying and self-closing protection device for a door lock of an electric appliance cabinet, and relates to the technical field of electric appliance cabinets. The utility model provides an electrical cabinet door lock pick-proof and self-closing protection device, including electrical cabinet body and cabinet door, the cabinet door articulates in one side of electrical cabinet body, install electronic trick lock on the cabinet door, self-closing protection architecture is located the cabinet door, self-closing protection architecture includes the handle, annular locating piece, spliced pole and pivoted plate, annular locating piece fixed connection is in one side that the electrical cabinet body was kept away from to the cabinet door, this device is under the cooperation of electronic trick lock and hidden mechanical locking structure for electronic trick lock provides basic electronic protection, prevent conventional illegal entering, and fixture block and draw-in groove, the dual mechanical locking of kicking-in block and slot, form the reinforcement protection line of physical layer, the fixture block length design makes it and draw-in groove inseparable joint when not operating the handle, unable violently open under the unauthorized state, realize electron and mechanical protection's complementation, fill the security leak of single protection.

Inventors

  • LIU XIAOBING
  • TAN XUEPING
  • FU JUN
  • YUAN WEI

Assignees

  • 宜昌永通电器设备有限公司

Dates

Publication Date
20260508
Application Date
20250528

Claims (6)

  1. 1. An electric appliance cabinet door lock pick-proof and self-closing protection device, which is characterized by comprising: The electric cabinet comprises an electric cabinet body (1) and a cabinet door (2), wherein the cabinet door (2) is hinged to one side of the electric cabinet body (1), and an electronic coded lock (4) is arranged on the cabinet door (2); The self-closing protection structure is positioned on the cabinet door (2); the self-closing protection structure comprises a handle (3), an annular positioning block (5), a connecting column (13) and a rotating plate (7), wherein the annular positioning block (5) is fixedly connected to one side, far away from the electric appliance cabinet body (1), of the cabinet door (2), the handle (3) is slidably connected to the inside of the annular positioning block (5), and a limiting sliding groove I (6) is formed in the cabinet door (2); The connecting column (13) is fixedly connected to one end, close to the cabinet door (2), of the handle (3), one end, far away from the handle (3), of the connecting column (13) penetrates through the inner part of the first limiting sliding groove (6) and is fixedly connected with the rotating plate (7), a third limiting sliding groove (18) is formed in one side of the rotating plate (7), and a second limiting sliding groove (9) is formed in the inner part of the handle (3); Wherein slot (20) have been seted up to the inside of annular locating piece (5), draw-in groove (8) have been seted up on inner wall one side of electrical cabinet body (1), fixed first spacing slide (15) of having cup jointed on the surface of spliced pole (13), first spacing slide (15) sliding connection is in the inside of spacing spout one (6), has cup jointed second spring (14) on the surface of spliced pole (13).
  2. 2. The anti-picking and self-closing protection device for the door lock of the electrical cabinet according to claim 1, wherein the self-closing protection structure further comprises an inserting block (11), a first spring (12), a pressing block (10) and a third limiting slide plate (21), the third limiting slide plate (21) is slidably connected in the second limiting slide groove (9), and the pressing block (10) and the inserting block (11) are fixedly connected to one side of the third limiting slide plate (21); the pressing block (10) and the insert block (11) are respectively slidably extended to the outside of the second limiting sliding groove (9) at one end far away from the third limiting sliding plate (21), the insert block (11) is inserted into the slot (20), the first spring (12) is fixedly connected to one side, far away from the pressing block (10), of the third limiting sliding plate (21), and one end, far away from the third limiting sliding plate (21), of the first spring (12) is fixedly connected with the inside of the second limiting sliding groove (9); The inside sliding connection of spacing spout III (18) has second spacing slide (19), and one side fixedly connected with fixture block (17) of second spacing slide (19), and one side fixedly connected with third spring (16) of fixture block (17) are kept away from to second spacing slide (19).
  3. 3. The anti-picking and self-closing protection device for the door lock of the electrical cabinet according to claim 2, wherein one end, far away from the second limiting sliding plate (19), of the clamping block (17) extends to the outside of the third limiting sliding groove (18) in a sliding mode, and the clamping block (17) is clamped with the clamping groove (8).
  4. 4. The anti-picking and self-closing protection device for the door lock of the electrical cabinet according to claim 2, wherein one end, far away from the second limiting sliding plate (19), of the third spring (16) is fixedly connected with the inside of the third limiting sliding groove (18), and the third spring (16) is located in the inside of the third limiting sliding groove (18).
  5. 5. The anti-picking and self-closing protection device for the door lock of the electrical cabinet according to claim 1, wherein the limiting sliding groove II (9) is of a U-shaped structure.
  6. 6. The anti-picking and self-closing protection device for the door lock of the electrical cabinet according to claim 1, wherein one end of the second spring (14) is fixedly connected with the first limiting slide plate (15), and one end of the second spring (14) far away from the first limiting slide plate (15) is fixedly connected with the inner part of the first limiting slide groove (6).

Description

Anti-picking and self-closing protection device for door lock of electric appliance cabinet Technical Field The utility model relates to the technical field of electrical cabinets, in particular to an anti-prying and self-closing protection device for a door lock of an electrical cabinet. Background Along with the continuous promotion of industrial automation and informatization degree, the electrical cabinet is used as a core carrier for power distribution and signal control, and the safety of the electrical cabinet is more and more critical, and the electrical cabinet door lock on the current market generally has the problems of insufficient anti-prying performance and self-closing function deficiency, so that the increasingly severe safety protection requirement is difficult to meet. The traditional electric cabinet door lock mostly adopts mechanical locks, such as a spring lock, a blade lock and the like, the lock core is simple in structure, an illegal person can unlock in a short time through a special lock picking tool or a technical means, in addition, part of electric cabinet adopts an electronic lock, but relies on single password or card swiping verification, and the anti-prying reinforcement measures on a physical level are lacking, so that the door lock loses the protection capability once an electronic system is cracked or suffers electromagnetic interference, and therefore, the anti-prying and self-closing protection device for the electric cabinet door lock is provided. Disclosure of utility model The utility model aims to at least solve one of the technical problems in the prior art, and provides an anti-prying and self-closing protection device for an electric appliance cabinet door lock, which can solve the problems that the traditional electric appliance cabinet door lock mostly adopts mechanical locks, such as a cylinder lock, a blade lock and the like, the lock cylinder is simple in structure, an illegal person can unlock in a short time through a special prying tool or a technical means, and in addition, part of electric appliance cabinets adopt electronic locks, but rely on single passwords or card swiping verification, and the anti-prying reinforcement measures on a physical level are lacked, so that the door lock loses the protection capability once an electronic system is cracked or suffers electromagnetic interference. In order to achieve the purpose, the utility model provides the following technical scheme that the anti-prying and self-closing protection device for the door lock of the electrical cabinet comprises: The electric appliance cabinet comprises an electric appliance cabinet body and a cabinet door, wherein the cabinet door is hinged to one side of the electric appliance cabinet body, and an electronic coded lock is arranged on the cabinet door; The self-closing protection structure is positioned on the cabinet door; The self-closing protection structure comprises a handle, an annular positioning block, a connecting column and a rotating plate, wherein the annular positioning block is fixedly connected to one side of a cabinet door, far away from the electrical cabinet body, of the handle, the handle is slidably connected to the inside of the annular positioning block, a first limiting sliding groove is formed in the inside of the cabinet door, the connecting column is fixedly connected to one end of the handle, close to the cabinet door, the connecting column is far away from one end of the handle, penetrates through the first limiting sliding groove and is fixedly connected with the rotating plate, a third limiting sliding groove is formed in one side of the rotating plate, a second limiting sliding groove is formed in the inside of the handle, a slot is formed in the inside of the annular positioning block, a clamping groove is formed in one side of the inner wall of the electrical cabinet body, a first limiting sliding plate is fixedly sleeved on the outer surface of the connecting column, and a second spring is sleeved on the outer surface of the connecting column. Preferably, the self-closing protection structure further comprises an inserting block, a first spring, a pressing block and a third limiting slide plate, wherein the third limiting slide plate is slidably connected in the second limiting slide groove, the pressing block and the inserting block are fixedly connected to one side of the third limiting slide plate, one end, far away from the third limiting slide plate, of the pressing block and the inserting block is slidably extended to the outside of the second limiting slide groove, the inserting block is inserted into the inserting groove, the first spring is fixedly connected to one side, far away from the pressing block, of the third limiting slide plate, one end, far away from the third limiting slide plate, of the first spring is fixedly connected with the inside of the second limiting slide groove, one side, far away from the second limiting slid