Building electrical junction box

Abstract

The utility model relates to the technical field of buildings, in particular to a building electrical junction box, which comprises a connecting box and a connecting cover, the connecting box is connected with the connecting cover through a limiting mechanism, the connecting box is connected with a connecting seat through a connecting mechanism, the connecting seat is fixedly connected with a supporting shaft, and the supporting shaft is fixedly connected with the connecting cover. The supporting shaft is rotatably connected with a gear through a one-way bearing, the connecting cover is fixedly connected with a rack, and the rack is meshed with the gear. According to the utility model, bolt connection is replaced, and external tools are not needed, so that the junction box can be disassembled and maintained conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of buildings, in particular to a building electrical junction box. Background Art

[0002] In building decoration, the junction box is one of the electrical auxiliary materials, because the wires used for decoration pass through the wire tube, and the junction box is used as a transition at the joint of the wires. The wire tube is connected to the junction box, and the wires in the wire tube are connected in the junction box, which plays the role of protecting and connecting the wires. The existing junction box cover and the box body are generally connected by bolts. When opening, external tools are required. When the tools are not carried, it will be inconvenient to open and maintain the junction box. Utility Model Content

[0003] The utility model aims to solve the disadvantage in the prior art that it is inconvenient to open and maintain the junction box with the aid of external tools, and proposes a building electrical junction box.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A building electrical junction box is designed, comprising a connection box and a connection cover, wherein the connection box and the connection cover are connected via a limiting mechanism, the connection box is connected to a connection seat via a connection mechanism, a support shaft is fixedly connected to the connection seat, a gear is rotatably connected to the support shaft via a one-way bearing, a rack is fixedly connected to the connection cover, and the rack is meshed with the gear.

[0006] Preferably, the limiting mechanism comprises a limiting groove, and a limiting edge is fixedly connected to the connection cover, and the limiting edge can be slidably disposed in the limiting groove.

[0007] Preferably, the connecting mechanism includes a connecting block, the connecting block is fixedly connected to the connecting box, a spring is fixedly connected between the connecting block and the connecting seat, the connecting seat abuts against the connecting box, a limiting rod is fixedly connected to the connecting block, and the limiting rod passes through the connecting seat.

[0008] Preferably, a pressing portion is fixedly connected to the support shaft.

[0009] Preferably, a shell is fixedly connected to the connection cover, and a through groove is provided on the inner wall of the shell.

[0010] Preferably, a plurality of threaded cylinders are fixedly connected to the bottom wall of the connection box.

[0011] Preferably, a bolt is threadedly connected to the inner surface of the connection box, and a fixing portion is threadedly penetrated and connected to the bolt.

[0012] The utility model provides a building electrical junction box, which has the beneficial effect that the rack cannot drive the gear to rotate by locking the one-way bearing, thereby achieving a locking and closing effect; when opening, the gear is moved to release the limit and remove the connection cover, replacing the bolt connection, and no external tools are required to facilitate disassembly and maintenance of the junction box. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a structural schematic diagram of a building electrical junction box proposed by the utility model;

[0014] Figure 2 A three-dimensional structure of a building electrical junction box proposed by the utility model Figure 1 ;

[0015] Figure 3 A three-dimensional structure of a building electrical junction box proposed by the utility model Figure 2 ;

[0016] Figure 4 A building electrical junction box proposed by the utility model Figure 3 Enlarged view of part A.

[0017] In the figure: 1. connecting cover; 2. connecting box; 3. limiting groove; 4. shell; 5. fixing part; 6. bolt; 7. threaded tube; 8. rack; 9. limiting edge; 10. connecting block; 11. spring; 12. limiting rod; 13. connecting seat; 14. gear; 15. pressing part; 16. supporting shaft; 17. one-way bearing. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0019] Example 1

[0020] Reference Figure 1-4, a building electrical junction box, comprising a junction box 2 and a junction cover 1, the junction box 2 and the junction cover 1 are connected by a limiting mechanism, the junction box 2 is connected with a connection seat 13 by a connecting mechanism, the connection seat 13 is fixedly connected with a support shaft 16, the support shaft 16 is rotatably connected with a gear 14 through a one-way bearing 17, a rack 8 is fixedly connected to the junction cover 1, the rack 8 is meshed with the gear 14, when the junction cover 1 is pushed to close, the one-way bearing 17 is in a free rotation state, so that the junction cover 1 and the junction box 2 can slide relative to each other, when the junction cover 1 is pulled to open, the one-way bearing 17 rotates in the opposite direction, because the one-way bearing 17 is in a locked state at this time, the rack 8 cannot drive the gear 14 to rotate, thereby playing a role of locking and closing, when opening, it is moved by the gear 14, the limit is released to remove the junction cover 1, instead of the bolt connection, no external tools are required, so that the junction box can be disassembled and maintained.

[0021] The limiting mechanism includes a limiting groove 3, and a limiting edge 9 is fixedly connected to the connection cover 1. The limiting edge 9 is slidably arranged in the limiting groove 3. By using the limiting groove 3 and the limiting edge 9, the connection cover 1 is longitudinally limited.

[0022] The connecting mechanism includes a connecting block 10, which is fixedly connected to the connecting box 2. A spring 11 is fixedly connected between the connecting block 10 and the connecting seat 13. The connecting seat 13 abuts against the connecting box 2. A limiting rod 12 is fixedly connected to the connecting block 10. The limiting rod 12 passes through the connecting seat 13. By pressing the support shaft 16, the connecting seat 13 is driven to move, so that the spring 11 is compressed, and the gear 14 and the rack 8 are offset.

[0023] The support shaft 16 is fixedly connected with a pressing portion 15. The pressing portion 15 is designed so that the gear 14 can be driven to move by pressing.

[0024] When in use, by pressing the push portion 15, the support shaft 16 is moved, and the connecting seat 13 is moved, so that the spring 11 is compressed, the gear 14 and the rack 8 are offset, the rack 8 is released, and the connecting cover 1 is moved and removed.

[0025] Example 2

[0026] Reference Figure 1-3 As another preferred embodiment of the utility model, on the basis of embodiment 1, a shell 4 is fixedly connected to the connecting cover 1, and a through groove is provided on the inner wall of the shell 4. The shell 4 is used to enclose the gear 14 to prevent the gear 14 from being exposed, and the through groove is used to accommodate the support shaft 16.

[0027] Example 3

[0028] Reference Figure 1-3 As another preferred embodiment of the utility model, on the basis of embodiment 1, a plurality of threaded barrels 7 are fixedly connected to the bottom wall of the connection box 2. By adopting the design of the threaded barrel 7, the circuit board can be fixedly installed in the connection box by cooperating with the screws.

[0029] Example 4

[0030] Reference Figure 1-3 As another preferred embodiment of the utility model, on the basis of embodiment 1, the connection box 2 is internally threaded with a bolt 6, and the bolt 6 is threadedly connected with a fixing portion 5, and the bolt 6 is tightened so that the fixing portion 5 can abut and fix the inserted wire.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A building electrical junction box, comprising a connection box (2) and a connection cover (1), characterized in that: The connection box (2) and the connection cover (1) are connected via a limiting mechanism; the connection box (2) is connected to a connection seat (13) via a connection mechanism; the connection seat (13) is fixedly connected to a support shaft (16); the support shaft (16) is rotatably connected to a gear (14) via a one-way bearing (17); the connection cover (1) is fixedly connected to a rack (8); the rack (8) is meshed with the gear (14).

2. A building electrical junction box according to claim 1, characterized in that: The limiting mechanism comprises a limiting groove (3), a limiting edge (9) is fixedly connected to the connection cover (1), and the limiting edge (9) is slidably arranged in the limiting groove (3).

3. A building electrical junction box according to claim 1, characterized in that: The connection mechanism comprises a connection block (10), the connection block (10) is fixedly connected to the connection box (2), a spring (11) is fixedly connected between the connection block (10) and the connection seat (13), the connection seat (13) is in abutment with the connection box (2), a limit rod (12) is fixedly connected to the connection block (10), and the limit rod (12) passes through the connection seat (13).

4. A building electrical junction box according to claim 1, characterized in that: The support shaft (16) is fixedly connected with a pressing portion (15).

5. A building electrical junction box according to claim 1, characterized in that: The connection cover (1) is fixedly connected to a housing (4), and a through groove is provided on the inner wall of the housing (4).

6. A building electrical junction box according to any one of claims 1 to 5, characterized in that: A plurality of threaded cylinders (7) are fixedly connected to the bottom wall of the connection box (2).

7. A building electrical junction box according to claim 6, characterized in that: The connection box (2) is internally threadedly connected to a bolt (6), and the bolt (6) is threadedly connected to a fixing portion (5).

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