CN217934945U - Explosion-proof junction box - Google Patents

Abstract

The utility model relates to an explosion-proof terminal box technical field discloses an explosion-proof terminal box, comprises a box bod, the inside of box body is provided with binding post, and is provided with four play spool on the outer wall of box body, be provided with the sealing ring on the inner wall of box body, the joint has four to seal the jam on the sealing ring, shutoff contest and sealing ring interference fit, and four shutoff stopper insert respectively and establish in four play spool to the inside of sealing the jam is provided with the through hole, and is provided with the annular piece in the through hole. This device is provided with the sealing ring through the inside at the box body, and is provided with the shutoff and blocks up on the sealing ring, blocks up through the annular piece of shutoff and inside to being qualified for the next round of competitions the pipe and blocks up to reduce the inside that the rainwater got into the box body.

Description

Explosion-proof junction box

Technical Field

The utility model relates to an explosion-proof terminal box technical field especially relates to an explosion-proof terminal box.

Background

In the engineering power utilization process, if the electric wire is too long, or the lines are required to be connected in series or in parallel, the connection of the two lines can occur, safety accidents are easily caused due to the fact that the joint part is exposed, the long-term exposure of the joint part easily causes over-fast oxidation, the resistance of the joint part is increased, the heating is serious, and a fire disaster can be caused seriously, so that the joint needs to be protected by an explosion-proof junction box. The prior explosion-proof junction box has poor protective performance in the use process in rainy days, and water is easy to enter the outlet pipe, so that the explosion-proof junction box is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an explosion-proof junction box.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an explosion-proof terminal box, includes the box body, the inside of box body is provided with binding post, and is provided with four play spool on the outer wall of box body, be provided with the sealing ring on the inner wall of box body, the joint has four shutoff plugs on the sealing ring, shutoff contest and sealing ring interference fit, and four shutoff plugs insert respectively and establish in four play spool to the inside of shutoff plugs is provided with the through hole, and is provided with the annular piece in the through hole.

Preferably, four the outer end of going out the spool all is inserted and is equipped with the rubber and leads to the stopper, the rubber leads to the stopper and goes out spool threaded connection.

Preferably, a limiting block is arranged at one end, located inside the box body, of the sealing plug.

Preferably, the annular block is made of rubber materials, a bell mouth is arranged in the middle of the annular block, and the inner diameter of one end, close to the wire outlet pipe, of the annular block is larger than that of the other end of the annular block.

Preferably, the box cover is further included, and the box cover is in threaded connection with the box body.

The beneficial effects of the utility model are that:

this device is provided with the sealing ring through the inside at the box body, and is provided with the shutoff and blocks up on the sealing ring, blocks up through the annular piece of shutoff and inside to being qualified for the next round of competitions the pipe and blocks up to reduce the inside that the rainwater got into the box body.

Drawings

Fig. 1 is a schematic structural view of an explosion-proof junction box according to the present invention;

fig. 2 is a schematic structural view of a sealing ring in an explosion-proof junction box according to the present invention.

In the figure: the device comprises a box body 1, a wiring terminal 2, a wiring pipe 3, a rubber through plug 4, a sealing ring 5, a sealing plug 6, an annular block 7 and a limiting block 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-2, an explosion-proof junction box, including box body 1 and lid, lid and box body 1 threaded connection, the inside of box body 1 is provided with binding post 2, and be provided with four play spool 3 on the outer wall of box body 1, the outer end of four play spool 3 is all inserted and is equipped with rubber and leads to stopper 4, rubber leads to stopper 4 and 3 threaded connection of play spool, be provided with sealing ring 5 on the inner wall of box body 1, the joint has four shutoff plugs 6 on sealing ring 5, set up the through-hole rather than the looks adaptation on sealing ring 5, be convenient for take off shutoff plug 6, thereby be convenient for the cable to insert, shutoff contest and sealing ring 5 interference fit, and four shutoff plugs 6 insert respectively and establish in four play spool 3, the one end that shutoff plug 6 is located the inside of box body 1 is provided with stopper 8, and the inside of shutoff plug 6 is provided with the through-hole, and be provided with annular piece 7 in the through-hole, annular piece 7 adopts rubber materials to make, and the middle part of annular piece 7 is provided with the horn mouth, its internal diameter that is close to play spool 3 one end is greater than the other end, be convenient for the insertion of cable.

In this embodiment, when using, insert through the outer end of the pipe 3 of being qualified for the next round of competitions the cable, and after inserting and establishing in the shutoff stopper 6, insert once more and establish to be connected with binding post 2 in the box body 1, through being provided with sealing ring 5 in the inside of box body 1, and be provided with the shutoff stopper 6 on sealing ring 5, through the shutoff stopper 6 with inside annular piece 7 to the pipe 3 of being qualified for the next round of competitions carries out the shutoff to reduce the inside that the rainwater got into box body 1.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides an explosion-proof terminal box, includes box body (1), the inside of box body (1) is provided with binding post (2), and is provided with four play spool (3) on the outer wall of box body (1), a serial communication port, be provided with sealing ring (5) on the inner wall of box body (1), the joint has four shutoff to block up (6) on sealing ring (5), shutoff match and sealing ring (5) interference fit, and four shutoff to block up (6) and insert respectively and establish in four play spool (3) to the inside of shutoff to block up (6) is provided with the through hole, and is provided with annular piece (7) in the through hole.

2. The explosion-proof junction box of claim 1, wherein rubber through plugs (4) are inserted into the outer ends of the four outlet pipes (3), and the rubber through plugs (4) are in threaded connection with the outlet pipes (3).

3. Explosion-proof terminal box according to claim 1, characterized in that the end of the closing plug (6) inside the box (1) is provided with a stop block (8).

4. An explosion-proof junction box according to claim 1, characterized in that the annular block (7) is made of rubber material, and the middle part of the annular block (7) is provided with a bell mouth, and the inner diameter of one end of the annular block close to the outlet pipe (3) is larger than that of the other end.

5. The explosion-proof junction box of claim 1, further comprising a box cover, wherein the box cover is in threaded connection with the box body (1).

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