CN202034729U - Detachable junction box - Google Patents

Abstract

The utility model relates to a junction box, in particular to a detachable junction box. It is composed of two side plates, and the adjacent two side plates and the joints between the side plates and the bottom plate are provided with detachable buckle structures. The utility model is convenient for disassembly and assembly, which greatly saves storage and transportation costs; at the same time, it is convenient to replace various parts and change the size of the box body.

Description

A detachable junction box

technical field

The utility model relates to a junction box, in particular to a detachable junction box.

Background technique

The existing metal junction box, whether it is an integral stretched part or a welded part, has obvious technical defects, that is, the junction box is a whole, and parts cannot be replaced to adjust the size of the box body, which is not suitable for various installation requirements. Moreover, the existing junction boxes are all hollow boxes, which take up a lot of space, and because they cannot be disassembled and disassembled, the overall structure brings inconvenience to packaging, transportation and storage, resulting in high packaging, transportation and storage costs for the junction box. .

Contents of the invention

The technical problem solved by the utility model is to overcome the deficiencies of the prior art and provide a detachable junction box capable of replacing parts of the box body.

In order to solve the above technical problems, the technical solution adopted by the utility model is as follows: a detachable junction box, which is composed of a bottom plate and four side plates that can be detachably connected with the bottom plate and can also be detachably connected with each other , the adjacent side panels and the joints between the side panels and the bottom panel are provided with snap structures that can be disassembled and connected. Knockouts are provided on each plate for cables/wires to pass through. The ingenious design of buckle and buckle position makes all sides of the utility model can be disassembled and installed conveniently. When transportation and storage are required, all the sides only need to be disassembled, which greatly reduces the space occupied by the junction box and is convenient for transportation and storage; and when it is necessary to use, it is only necessary to connect the corresponding buckles and buckles That's it. In addition, the size of the box body can be changed only by replacing a pair of side plates and the bottom plate, and different parts can be replaced according to needs to obtain a junction box of the required size.

There are two kinds of buckle and buckle fitting structures of the present utility model, one of which is:

The buckle structure is a structure of square holes and buckles; in order to ensure the firmness of the connection, there are at least two square holes at each connection, and the number of buckles matches; the square holes on the side plates are located on The two opposite side edges of the side plate are vertically arranged on the assembly surface. The opposite side of the side plate can also be provided with a buckle on one side and a square hole on one side. The buckle hook is inserted into the square hole along the side to realize the installation and fixation of the utility model. Utilize the assembly surface to open the square hole, and cooperate with it to place the position of the buckle hook, so that after the utility model is assembled, there will be no protruding panels at each connection position on the outer surface, which is the same as the existing junction box.

The buckles on the bottom plate are arranged on the near edges of two opposite sides of the bottom plate, and the matching square holes are arranged on the assembly surface vertically arranged at the bottom edge of the side plates. It can also be set in reverse, that is, a square hole is set on the bottom plate, and a buckle is set at the bottom edge of the side plate connected with it. Certainly, the opposite side of the bottom plate may also be provided with a square hole on one side and a buckle on one side.

The second snap and snap fit structure is:

The buckle structure is a structure in which a protrusion fits into a groove, the cross section of the protrusion is in a solid "convex" shape, and the cross section of the groove is in a hollow "convex" shape. The cross-sections of the protrusion and the groove can also be of other similar shapes, and there is no limitation on the shape, as long as the groove can be fastened to the protrusion.

The protrusions on the bottom plate are arranged parallel to the two opposite side edges of the bottom plate, and the grooves matched with the protrusions of the bottom plate are arranged on the near edges of the side plates. It can also be set in reverse, that is, grooves are provided on two opposite sides of the bottom plate, and protrusions are provided at the edge of the bottom edge of the side plate connected to the bottom plate. Of course, the two opposite sides of the bottom plate can also be provided with protrusions on one side and grooves on the other side, and only need to provide corresponding grooves or protrusions on the bottom edge of the side plate to cooperate with it.

The protrusions on the side plates are arranged parallelly on the two opposite side edges of the side plates, and the grooves on the side plates are parallelly arranged on the two opposite side near edges of the side plates. Certainly, grooves may be provided on one side and projections may be provided on one side of the two opposite sides of the side plate, and it is only necessary to provide corresponding projections or grooves on the other adjacent side plate.

The detachable junction box also includes a fixed ear strap and a sliding ear strap, which are respectively arranged at the opening positions of any pair of opposite side plates, and the side plate with the sliding ear strap is provided with the Sliding groove for sliding earclips.

Mounting holes are provided on the bottom plate. For securing switches or sockets.

Compared with the prior art, the beneficial effect of the technical solution of the utility model is: the design of the buckle structure makes the utility model easy to disassemble and greatly saves storage and transportation costs; at the same time, only one pair of side plates and the bottom plate need to be replaced , the size of the box body can be easily changed to meet different needs; and if any panel is damaged, only the panel needs to be replaced without discarding the entire junction box.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment 1;

Fig. 2 is a schematic diagram of the decomposition structure of Embodiment 1 of the utility model;

Fig. 3 is a schematic diagram of assembly step 1 of embodiment 1 of the present invention;

Fig. 4 is a schematic diagram of the second assembly step of the utility model embodiment 1;

Fig. 5 is a schematic diagram of the third assembly step of Embodiment 1 of the present utility model;

Fig. 6 is a top view of Embodiment 2 of the present utility model;

Fig. 7 is a front view of a side panel of Embodiment 2 of the present utility model.

Detailed ways

The technical scheme of the utility model is further described below in conjunction with the accompanying drawings and embodiments.

Example 1

Figures 1 and 2 are schematic structural views of the detachable junction box of the present invention, which includes a left side panel 1 , a right side panel 3 , an upper side panel 2 , a lower side panel 5 and a bottom panel 4 . Knockout holes are provided on each plate. The left side panel 1 and the right side panel 3 are provided with assembly surfaces at three edges, and the assembly surfaces are respectively perpendicular to the left side panel 1 and the right side panel 3, and each assembly surface is provided with two square holes . The left side plate 1 is provided with a sliding ear grip at the opening position, and the sliding ear grip is located in a sliding groove provided on the left side plate 1 . The right side panel 3 is provided with a fixed ear strap at the opening position. There are four clasps on the near edge of the upper side plate 2, the lower side plate 5 and the inner surface of the bottom plate 4, which are used to hook the square holes on the assembly surface of the left side plate 1 and the right side plate 3 side positions. In order to ensure that there are no redundant protruding plates at each joint after the utility model is installed, the distance from the hooks of the upper and lower side plates and the bottom plate near each edge to the edge is the same as the distance from the square hole to the assembly surface and the joint of the side plates. Mounting holes are also provided on the surface of the bottom plate 4 for fixing switches or sockets. If you want to change the size of the box body, you only need to replace the upper and lower side plates and the bottom plate or the left and right side plates and the bottom plate to meet the needs.

In this embodiment, the square holes and hooks are respectively arranged on different boards, which is more conducive to industrialized mass production and mold making.

Assembling method of the present utility model is as shown in Figure 3-Figure 5:

Step 1: Align the four hooks on the upper side panel 2 and insert them into the square holes on the side of the left side panel 1 and right side panel 3. The insertion direction is shown by the arrow in Figure 3. After assembly, the bottom edge of the upper side panel 2 The assembly surfaces at the bottom edges of the left side plate 1 and the right side plate 3 are on the same plane.

Step 2: Align and insert the four hooks on the bottom plate 4 into the square holes on the assembly surface at the bottom of the left side plate 1 and right side plate 3. The insertion direction is shown by the arrow in Figure 4. The edge is flush with the assembly surface of this side of the left side plate 1 and the right side plate 3;

Step 3: Align the four hooks on the lower side plate 5 and insert them into the square holes on the other side of the left side plate 1 and the right side plate 3. The insertion direction is as shown by the arrow in Figure 5. The lower part of the lower side plate 5 blocks the bottom plate 4. Prevent base plate 4 from loosening outwards.

The disassembly process is performed in reverse order of the assembly process.

Example 2

Its structure is similar to that of Embodiment 1, the only difference is that the adjacent side panels and the joints between the side panels and the bottom panel 4 adopt a structure in which grooves and bumps match. Figure 6 is a top view of the junction box of this embodiment, grooves are arranged in parallel on the near edges of the two opposite sides of the left side plate 1 and the right side plate 3, and the two opposite sides of the upper side plate 2 and the lower side plate 5 Protrusions are arranged in parallel on the edge to match the grooves of the left side plate 1 and the right side plate 3. The section of the protrusion is a solid "convex" shape, and the section of the groove is a hollow "convex" shape. The projections on the base plate 4 are arranged on the edges of the left and right sides of the base plate in parallel, and the grooves matched with the base plate 4 projections are located at the near edge of the bottom of the left side plate 1 and the right side plate 3 .

The specific structure of the groove is shown in Figure 7, the bottom near edge of the right side plate 3 is provided with a groove 32 extending transversely, the two ends of the groove 32 terminate in the groove 31 at the near edge of both sides, the groove 32 is matched with the protrusion of the bottom plate 4 , and the groove 31 is matched with the protrusions of the upper side plate 2 and the lower side plate 5 .

The assembly steps of this embodiment are similar to those of Embodiment 1, the only difference is that this embodiment utilizes protrusions inserted into grooves to fix each component.

Claims (10)

1. a dismantled and assembled terminal box is characterized in that, forms by a base plate and with four side plates that described base plate can dismounting be connected and each other also can dismounting connects, and adjacent biside plate and side plate are provided with the buckle structure that the energy dismounting is connected with base plate in the junction; Be equipped with knock down hole on each plate.

2. dismantled and assembled terminal box according to claim 1 is characterized in that, described buckle structure is the structure that square opening cooperates button hook.

3. dismantled and assembled terminal box according to claim 2 is characterized in that, the square opening of each junction is at least two, and button hook quantity matches.

4. dismantled and assembled terminal box according to claim 3 is characterized in that, the square opening on the described side plate is located on the vertically disposed fitting surface of described side plate two opposite sides edge.

5. dismantled and assembled terminal box according to claim 4 is characterized in that, the button hook on the described base plate is located on the proximal edge of described base plate two opposite sides, and the square opening that matches is located at the side plate base and is located on the vertically disposed fitting surface.

6. dismantled and assembled terminal box according to claim 1 is characterized in that, described buckle structure is the structure of projection fit, and described projection cross section becomes solid " protruding " shape, and described groove cross section becomes hollow " protruding " shape.

7. dismantled and assembled terminal box according to claim 6 is characterized in that, on the edge that is arranged on the base plate two opposite sides that the projection on the described base plate is parallel, is located on the proximal edge on side plate base with the groove that the base plate projection matches.

8. dismantled and assembled terminal box according to claim 7 is characterized in that, what the projection on the described side plate was parallel is arranged on the edge, side plate two opposite sides, and what the groove on the side plate was parallel is arranged on the proximal edge of side plate two opposite sides.

9. according to claim 1 or 2 or 6 described dismantled and assembled terminal boxes, it is characterized in that, also comprise one fixedly ear climb with a slip ear and climb, arbitrary aperture position place to relative biside plate located therein respectively is provided with side plate that the slip ear climbs and is provided with the sliding tray that described slip ear is climbed is installed.

10. dismantled and assembled terminal box according to claim 9 is characterized in that described base plate is provided with installing hole.

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