CN211088675U

CN211088675U - Fixed electrical device electrical apparatus annex mounting structure

Info

Publication number: CN211088675U
Application number: CN201922304656.3U
Authority: CN
Inventors: 高建桥
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-07-24
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses a fixed electric device electrical apparatus annex mounting structure for fixed wiring module, including first stationary plane and second stationary plane, first stationary plane and second stationary plane are fixed through the locking structure connection, the locking structure is including setting up at the steel needle of first stationary plane and setting up the hasp at the second stationary plane, and the steel needle inserts the hasp locking. Specifically, the lock catch comprises a trapezoidal columnar cavity with the inner diameter gradually increasing, through holes which are coaxial with the steel needle and are used for the steel needle to penetrate through are formed in the two ends of the cavity, a spring is arranged in the cavity, three steel balls which are adjacent to each other are arranged between the end with the small inner diameter of the cavity and the spring, a gap formed by the three steel balls is coaxial with the steel needle, and the size of the gap is smaller than the diameter of the cross section of the needle body. When the lock catch is installed, the lock catch is only required to be aligned with the steel needle and pressed inwards, locking installation can be completed, when the lock catch is disassembled, the steel needle is separated by the strong magnetic adsorption lock catch, tools such as a screwdriver are not required, and the lock catch is very convenient.

Description

Fixed electrical device electrical apparatus annex mounting structure

Technical Field

The utility model relates to a wiring module mounting structure, concretely relates to fixed electrical device electrical apparatus annex mounting structure.

Background

The switch, the socket, the control panel and the like are generally installed on a junction box in a wall body, the switch, the socket, the control panel and the like generally comprise a wiring module, an installation bottom plate and a panel, holes corresponding to nut holes arranged in the junction box are formed in the installation bottom plate, wiring work is firstly completed during installation, then screws are used, the screws firstly penetrate through the holes of the installation bottom plate to installation holes in the junction box, then the screws are screwed, and finally the panel and the installation plate are fastened to complete installation. When the circuit is checked and the panel is removed, the panel is also required to be removed firstly, and then the screw is unscrewed so as to be repaired and removed.

The existing switch socket and control panel are complex in installation and removal processes and low in efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems in the prior art, the utility model provides an installation and demolish fixed electric device electrical apparatus annex mounting structure of very efficient.

The utility model provides a fixed electric device electrical apparatus annex mounting structure for fixed wiring module, including first stationary plane and second stationary plane, first stationary plane and second stationary plane are fixed through the locking structure connection, the locking structure is including setting up at the steel needle of first stationary plane and setting up the hasp at the second stationary plane, and the steel needle inserts the hasp and realizes fixing.

Preferably, in the mounting structure, the steel needle consists of a needle cap and a needle body, and the end part of the needle body far away from the needle cap is a needle point; the lock catch comprises a trapezoidal columnar cavity with the inner diameter gradually increasing, through holes which are coaxial with the needle body and are used for the needle body to penetrate through are formed in the two ends of the cavity, springs are arranged in the cavity, three steel balls which are close to each other are placed between the end with the small inner diameter of the cavity and the springs, a gap formed by the three steel balls is coaxial with the needle body, and the size of the gap is smaller than the diameter of the cross section of the needle body.

Preferably, in the above mounting structure, the first fixing surface is configured with a limiting groove, and the needle cap is clamped in the limiting groove. The steel needle is clamped and fixed by the limiting groove, so that the steel needle is conveniently and independently stored before installation, the protection to constructors is enhanced, and the steel needle is prevented from being scratched.

Preferably, in the mounting structure, the two or more limiting grooves are arranged along the extending direction of the needle body, and the needle cap can be clamped and fixed in the limiting groove at a proper position according to the length requirement.

Preferably, in the mounting structure, the limiting groove and the first fixing surface are integrally formed, so that the mounting structure is firmer.

Preferably, in the above-mentioned mounting structure, when the first fixing surface and the second fixing surface are connected and fixed through the locking structure, the needle body penetrates into the gap and the needle point is more than 5mm away from the gap. Tests have shown that a distance of more than 5mm can lock the first and second fastening surfaces very tightly.

Preferably, in the above mounting structure, the inner wall of the cavity is provided with a protruding rib for guiding the steel ball to move up and down.

Preferably, in the mounting structure, a guide groove is arranged in the cavity and used for guiding the steel ball to move up and down. The guiding groove is a structure which is mutually independent and not connected with the cavity.

Preferably, in the above mounting structure, the electrical accessory is a junction box, a switch, a socket, a control panel, an alarm or a smoke detector.

Preferably, in the above mounting structure, the first fixing surface and the second fixing surface are separated from each other by engaging with an unlocking device, and the unlocking device is a magnet. The magnet can attract the steel ball to move and compress the spring.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model provides a household and similar purpose fixed electrical apparatus annex mounting structure, simple to operate directly aims at the steel needle and inwards presses the space between three steel balls and can accomplish the installation, and very firm, and efficiency is many times higher than the prior art scheme, practices thrift the manpower; when the steel needle is detached, the magnet is only needed to be close to the lock catch, the strong magnet can attract the steel ball to extrude the spring, so that the gap size is increased, the steel needle is separated, and the operation is very convenient. Additionally, the utility model discloses a structure can not set up mounting plate, material saving.

Drawings

FIG. 1 is a schematic longitudinal sectional view showing the structure of the mounting structure of example 1 installed in a wall body;

FIG. 2 is a schematic longitudinal sectional view showing the locking structure of the steel needle of example 1 when inserted into the lock;

FIG. 3 is a schematic view of the cross-section of the small end face of FIG. 2;

FIG. 4 is a schematic longitudinal sectional view showing the locking structure of embodiment 1 in proximity to a magnet;

FIG. 5 is a schematic cross-sectional view of the steel ball surface of FIG. 4;

FIG. 6 is a schematic view of a structure of a stopper groove according to embodiment 1;

fig. 7 is a schematic view of the needle cap of the mounting structure of embodiment 1 positioned in the limit groove.

In the figure:

1. first fixed surface 2, second fixed surface 3, wiring module 4, locking structure

5. Steel needle 51, needle cap 52, needle body 53 and needle point

6. Lock catch 7, steel ball 8, spring 9, cavity

91. The small end face 92, the large end face 10, the unlocking device 11 and the limiting groove.

Detailed Description

The technical solutions of the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments, so as to facilitate the understanding and implementation of the technical solutions by those skilled in the art.

Example 1

Referring to fig. 1, an electrical accessory mounting structure for a fixed electrical device is used for fixing a wiring module 3, and includes a first fixing surface 1 and a second fixing surface 2, where the first fixing surface 1 and the second fixing surface 2 are connected and fixed by a locking structure 4. The first fixing surface 1 is clamped in the wall body.

Referring to fig. 2-5, the locking structure 4 comprises a steel needle 5 arranged on the first fixing surface 1 and a lock catch 6 arranged on the second fixing surface 2, the steel needle 5 is composed of a needle cap 51 and a needle body 52, and the end of the needle body 52 far away from the needle cap 51 is a needle point 53; referring to fig. 6 and 7, the first fixing surface 1 is integrally formed with two or more limiting grooves 11, the limiting grooves 11 are arranged along the extending direction of the needle body 52, and the needle cap 51 is clamped in the limiting grooves 11.

The lock catch 6 comprises a trapezoidal columnar cavity 9 with gradually increased inner diameter, through holes which are coaxial with the needle body 52 and through which the needle body 52 passes are arranged at two ends of the cavity 9, a spring 8 is arranged in the cavity 9, one end with small inner diameter of the cavity 9 is called a small end face 91, one end with large inner diameter is called a large end face 92, three steel balls 7 which are close to each other are arranged between the small end face 91 and the spring 8, and a gap formed by the three steel balls 7 is coaxial with the needle body 52 and is smaller than the diameter of the cross section of the needle body 52 in.

The principle of the locking structure 4 is that a certain gap is formed between three steel balls 7 in the trapezoidal columnar cavity 9, the spring 8 props against the three steel balls 7 to a small end face 91 of the cavity 9, at the moment, the gap between the three steel balls 7 is small, and referring to fig. 2 and 3, when the needle body 52 of the steel needle 5 is inserted from the through hole and the gap, the three steel balls 7 clamp the needle body 52, so that the needle body 52 can only move inwards but can not move outwards, the needle point 53 is more than 5mm away from the gap, and the steel needle 5 is locked.

Referring to fig. 4 and 5, when the steel needle 5 needs to be separated from the latch 6, the unlocking device 10 needs to be used, the unlocking device 10 is made of a strong magnet, when the unlocking device 10 is close to the large end face 92 of the trapezoidal cylindrical cavity 9, the three steel balls 7 are attracted by the strong magnet, the spring 8 is extruded, the spring moves towards the large end face 92, gaps among the three steel balls 7 are enlarged, and the steel needle 5 can move inwards or outwards in the through hole of the trapezoidal cylindrical cavity 9, so that the steel needle 5 can be separated from the latch 6.

The electrical accessory may be any product requiring the above-described mounting structure, such as a junction box, a switch, a socket, a control panel, and the like.

When the junction box, the switch, the socket and the control panel are overhauled or dismantled, a screwdriver or other tools are not needed, and the strong magnet is close to the position of the lock catch 6, so that the junction box, the switch, the socket and the control panel can be dismantled. The disassembly and the assembly are very convenient and labor-saving.

The inventive concept is explained in detail herein using specific examples, and the above description of the embodiments is only used to help understand the core idea of the present invention. It should be understood that any obvious modifications, equivalents and other improvements made by those skilled in the art without departing from the spirit of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a fixed electric device electrical apparatus annex mounting structure for fixed wiring module, its characterized in that, including first stationary plane and second stationary plane, first stationary plane and second stationary plane are connected fixedly through locking structure, locking structure is including setting up the steel needle at first stationary plane and setting up the hasp at the second stationary plane, and the steel needle inserts the hasp and realizes fixing.

2. The mounting structure according to claim 1, wherein the steel needle is composed of a needle cap and a needle body, and the end of the needle body far away from the needle cap is a needle point; the lock catch comprises a trapezoidal columnar cavity with the inner diameter gradually increasing, through holes which are coaxial with the needle body and are used for the needle body to penetrate through are formed in the two ends of the cavity, springs are arranged in the cavity, three steel balls which are close to each other are placed between the end with the small inner diameter of the cavity and the springs, a gap formed by the three steel balls is coaxial with the needle body, and the size of the gap is smaller than the diameter of the cross section of the needle body.

3. The mounting structure according to claim 2, wherein the first fixing surface is configured with a stopper groove, and the needle cap is caught in the stopper groove.

4. The mounting structure according to claim 3, wherein the two or more limiting grooves are arranged along the extending direction of the needle body.

5. The mounting structure according to claim 3, wherein the stopper groove is formed integrally with the first fixing surface.

6. The mounting structure of claim 2, wherein when the first fixing surface and the second fixing surface are connected and fixed by the locking structure, the needle body penetrates into the gap and the needle point is more than 5mm away from the gap.

7. The mounting structure according to claim 2, wherein the inner wall of the cavity is provided with a protruding rib for guiding the steel ball to move up and down.

8. The mounting structure according to claim 2, wherein a guide groove is provided in the cavity for guiding the steel ball to move up and down.

9. The mounting structure according to claim 1, wherein the electrical accessory is a junction box, a switch, a socket, a control panel, a blank panel, an alarm, or a smoke detector.

10. The mounting structure according to claim 1, wherein the first fixing surface and the second fixing surface are separated by engaging an unlocking means which is a magnet.