Connecting rod lock for cabinet door

Abstract

The utility model relates to the technical field of connecting rod locks, and discloses a connecting rod lock electrical cabinet for a cabinet door, which comprises a connecting rod lock shell, the inner wall of the connecting rod lock shell is slidably connected with two movable rods, one end of each movable rod is fixedly provided with a connecting plate, one end of each connecting plate is fixedly provided with a round shell, and the round shell is fixedly provided with a connecting rod. A first sliding groove is formed in the inner wall of the round shell, a locking column is arranged in the round shell, a sliding block is fixedly installed on the peripheral side face of the locking column and slidably connected with the first sliding groove, and clamping assemblies are arranged on the peripheral side face of the round shell. Through the arrangement of the round shell, the first sliding groove, the locking column, the sliding block and the clamping assembly, the length of the locking column can be adjusted, the electrical cabinet fixing device is suitable for electrical cabinets with different heights, and the practicability is relatively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of connecting rod locks, in particular to a connecting rod lock for a cabinet door. Background Art

[0002] The connecting rod lock is an accessory used to lock the cover of a metal plate cabinet frame or a similar door frame or box frame. It mainly includes a molded connecting rod, such as a flat rod, which is parallel to the door edge and basically stands upright on the door or frame, and is preferably arranged on its rotation angle space and extends longitudinally; at least one positioning member installed on the door frame or door, which is used to receive the connecting rod when the door is locked in the closed position; and also includes an operating device for the connecting rod connected to the door panel.

[0003] The connecting rod lock of the electrical cabinet in the prior art cannot adjust the length of the lock column, which results in a small application range when in use. To solve the above problem, a connecting rod lock for a cabinet door is provided. Utility Model Content

[0004] The purpose of the utility model is to provide a connecting rod lock for a cabinet door to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model discloses an electrical cabinet with a connecting rod lock for a cabinet door, comprising a connecting rod lock shell, the inner wall of the connecting rod lock shell is slidably connected with a movable rod, the number of the movable rods is fixed to two, one end of the movable rod is fixedly installed with a connecting plate, one end of the connecting plate is fixedly installed with a round shell, the inner wall of the round shell is provided with a first sliding groove, the interior of the round shell is provided with a lock column, the peripheral side surface of the lock column is fixedly installed with a sliding block, the sliding block is slidably connected with the first sliding groove, and the peripheral side surface of the round shell is provided with a clamping assembly, the screw is driven to rotate by turning the turning handle, the screw rotates and moves inside the mounting shell, the movement of the screw drives the clamping block to contact and tighten the lock column, and then the lock column is pulled to make the slider slide inside the first sliding groove, slide to a suitable length, and then the clamping block is pressed against the surface of the lock column by turning the turning handle, thereby completing the length extension of the lock column, so that the connecting rod lock can be suitable for electrical cabinets of different heights, and the practicality is relatively improved.

[0007] Furthermore, the clamping assembly includes a mounting shell, a screw, a turning handle, a clamping block and anti-slip grooves. The mounting shell is fixedly mounted on the circumferential side surface of the circular shell, and the inner wall of the mounting shell is threadedly connected with a screw. The number of the screws is fixed at two, and a turning handle is fixedly mounted on one end of the screw, and a clamping block is fixedly mounted on the other end of the screw. The outer surface of the clamping block is provided with a plurality of anti-slip grooves.

[0008] Furthermore, a plurality of limiting recessed blocks are provided on one side of the movable rod.

[0009] Furthermore, a lock core is provided on the inner wall of the connecting rod lock housing, and a rotating disk is provided at one end of the lock core.

[0010] Furthermore, a plurality of protrusions are fixedly mounted on the peripheral side surface of the rotating disk, and the protrusions are in contact with the limiting recessed blocks.

[0011] Furthermore, a second sliding groove is provided on the front side of the connecting rod lock housing, a protective plate is slidably connected to the inner wall of the second sliding groove, and a pull block is fixedly installed on the front side of the protective plate.

[0012] The utility model has the following beneficial effects:

[0013] (1) The utility model drives the screw to rotate by turning the handle, and the screw rotates and moves inside the mounting shell. The movement of the screw drives the clamping block to contact and press against the lock column, and then pulls the lock column to make the slider slide inside the first slide groove. When it slides to a suitable length, the clamping block is pressed against the surface of the lock column by turning the handle to complete the extension of the length of the lock column, so that the connecting rod lock can be applied to electrical cabinets of different heights, and the practicality is relatively improved.

[0014] (2) The utility model pulls the pull block to make the protective plate slide inside the second slide groove. When the protective plate covers the lock core, the lock core can be waterproof and dustproof, thereby preventing the lock core from being damaged by water stains, dust and rust, and increasing the service life of the lock core.

[0015] 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

[0016] 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.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the back cross-sectional structure of the utility model;

[0019] Figure 3 It is a cross-sectional schematic diagram of the round shell, clamping assembly and locking column structure of the utility model;

[0020] Figure 4 It is a schematic cross-sectional diagram of the round shell, the clamping assembly and the locking column structure of the utility model;

[0021] Figure 5This is a schematic diagram of the structure of the clamping assembly of the utility model;

[0022] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0023] In the figure: 1. connecting rod lock housing; 2. lock core; 3. rotating disk; 301. protrusion; 4. movable rod; 401. limiting recessed block; 402. connecting plate; 5. round shell; 501. first slide groove; 6. clamping assembly; 601. mounting shell; 602. screw; 603. turning handle; 604. clamping block; 605. anti-slip pattern; 7. lock column; 701. slider; 8. second slide groove; 9. protective plate; 901. pull block. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1 - Figure 5 As shown, the utility model is a cabinet door connecting rod lock electrical cabinet, comprising a connecting rod lock housing 1, the inner wall of the connecting rod lock housing 1 is slidably connected with a movable rod 4, the number of movable rods 4 is fixed to two, one end of the movable rod 4 is fixedly installed with a connecting plate 402, one end of the connecting plate 402 is fixedly installed with a round shell 5, the inner wall of the round shell 5 is provided with a first slide groove 501, the inside of the round shell 5 is provided with a lock column 7, the peripheral side of the lock column 7 is fixedly installed with a slider 701, the slider 701 is slidably connected with the first slide groove 501, and the peripheral side of the round shell 5 A clamping assembly 6 is provided, and the screw rod 602 is driven to rotate by turning the turning handle 603, and the screw rod 602 rotates and moves inside the mounting shell 601, and the movement of the screw 602 drives the clamping block 604 to contact and press against the lock column 7, and then the lock column 7 is pulled to make the slider 701 slide inside the first slide groove 501, and slide to a suitable length and then turn the turning handle 603 to press the clamping block 604 against the surface of the lock column 7 to complete the extension of the length of the lock column 7, so that the connecting rod lock can be suitable for electrical cabinets of different heights, and the practicality is relatively improved.

[0026] The clamping assembly 6 includes a mounting shell 601, a screw 602, a turning handle 603, a clamping block 604 and anti-slip grooves 605. The mounting shell 601 is fixedly installed on the circumferential side of the circular shell 5, and the inner wall of the mounting shell 601 is threadedly connected with a screw 602. The number of screws 602 is fixed at two. The turning handle 603 is fixedly installed on one end of the screw 602, and the clamping block 604 is fixedly installed on the other end of the screw 602. The outer surface of the clamping block 604 is provided with a plurality of anti-slip grooves 605.

[0027] A plurality of limiting recessed blocks 401 are provided on one side of the movable rod 4 .

[0028] A lock core 2 is provided on the inner wall of the connecting rod lock housing 1 , and a rotating disk 3 is provided at one end of the lock core 2 .

[0029] A plurality of protrusions 301 are fixedly mounted on the peripheral side surface of the rotating disk 3 , and the protrusions 301 are in contact with the limiting recessed blocks 401 .

[0030] A second slide groove 8 is provided on the front of the connecting rod lock housing 1, and a protective plate 9 is slidably connected to the inner wall of the second slide groove 8. A pull block 901 is fixedly installed on the front of the protective plate 9. The protective plate 9 can slide inside the second slide groove 8 by pulling the pull block 901. When the protective plate 9 covers the lock core 2, the lock core 2 can be waterproof and dustproof, thereby avoiding the lock core 2 from being damaged by water stains, dust and rust, and increasing the service life of the lock core 2.

[0031] When in use, first insert the key into the lock cylinder 2 and rotate it, so that the lock cylinder 2 drives the rotating disk 3 to rotate. The rotating disk 3 rotates so that the protrusion 301 pushes the movable rod 4 to move upward through the contact with the limiting concave block 401. The movable rod 4 moves upward and drives the round shell 5 and the lock column 7 to move upward, so as to lock the door. The screw 602 is driven to rotate by turning the handle 603. The screw 602 rotates and moves inside the mounting shell 601. The movement of the screw 602 drives the clamping block 604 to contact and tighten the lock column 7, and then the lock column 7 is pulled to lock. The slider 701 slides inside the first slide groove 501, slides to a suitable length, and then rotates the handle 603 to press the clamping block 604 against the surface of the lock column 7 to complete the extension of the length of the lock column 7, so that the connecting rod lock can be suitable for electrical cabinets of different heights, and the practicality is relatively improved. By pulling the pull block 901, the protective plate 9 slides inside the second slide groove 8. When the protective plate 9 covers the lock core 2, the waterproof and dustproof effect of the lock core 2 can be achieved, which avoids the lock core 2 from being damaged by water stains, dust and rust, and increases the service life of the lock core 2.

[0032] 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 lock for a cabinet door, comprising a connecting rod lock housing (1), characterized in that: The inner wall of the connecting rod lock housing (1) is slidably connected to a movable rod (4), the number of the movable rods (4) is fixed at two, one end of the movable rod (4) is fixedly mounted with a connecting plate (402), one end of the connecting plate (402) is fixedly mounted with a round shell (5), the inner wall of the round shell (5) is provided with a first sliding groove (501), a locking column (7) is provided inside the round shell (5), a sliding block (701) is fixedly mounted on the peripheral side of the locking column (7), the sliding block (701) is slidably connected to the first sliding groove (501), and the peripheral side of the round shell (5) is provided with a clamping assembly (6).

2. A connecting rod lock for a cabinet door according to claim 1, characterized in that: The clamping assembly (6) comprises a mounting shell (601), a screw (602), a turning handle (603), a clamping block (604) and anti-slip grooves (605); the mounting shell (601) is fixedly mounted on the circumferential side surface of the circular shell (5); the inner wall of the mounting shell (601) is threadedly connected with a screw (602); the number of the screws (602) is fixed at two; one end of the screw (602) is fixedly mounted with a turning handle (603); the other end of the screw (602) is fixedly mounted with a clamping block (604); and the outer surface of the clamping block (604) is provided with a plurality of anti-slip grooves (605).

3. The connecting rod lock for a cabinet door according to claim 1, characterized in that: A plurality of position-limiting recessed blocks (401) are provided on one side of the movable rod (4).

4. The connecting rod lock for a cabinet door according to claim 1, characterized in that: A lock core (2) is provided on the inner wall of the connecting rod lock housing (1), and a rotating disk (3) is provided at one end of the lock core (2).

5. The connecting rod lock for a cabinet door according to claim 4, characterized in that: A plurality of protrusions (301) are fixedly mounted on the peripheral side surface of the rotating disk (3), and the protrusions (301) are in contact with the limiting recessed blocks (401).

6. The connecting rod lock for a cabinet door according to claim 1, characterized in that: A second sliding groove (8) is provided on the front of the connecting rod lock housing (1); a protective plate (9) is slidably connected to the inner wall of the second sliding groove (8); and a pull block (901) is fixedly mounted on the front of the protective plate (9).

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