CN213279056U

CN213279056U - Junction box with explosion-proof effect

Info

Publication number: CN213279056U
Application number: CN202022240410.7U
Authority: CN
Inventors: 孙燕飞; 马乐成
Original assignee: Changshu Huaxia Instrument Co ltd
Current assignee: Changshu Huaxia Instrument Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-05-25
Anticipated expiration: 2030-10-10

Abstract

The utility model discloses a junction box with explosion-proof effect, which comprises an outer box body, an inner box body and a fixing mechanism; an outer box body: the explosion-proof box body is characterized in that the left side surface and the right side surface of the outer box body are both fixed with fixing plates, and the top end of the outer box body is fixed with an explosion-proof plate through four screws; an inner box body: the wire connecting device is fixed in the middle of the inner part of the outer box body, a wire holder is installed in the inner part of the inner box body, a top cover is installed at the top end of the inner box body, U-shaped connecting plates are welded at four corners of the inner box body, the U-shaped connecting plates are installed on the inner wall of the outer box body, the wire connecting device further comprises a connecting seat, the connecting seat is welded on the side surface of the inner box body, the top cover is hinged and matched with the inner box body, and the; a fixing mechanism: the fixing mechanism is arranged on the right side surface of the outer box body and is connected with the explosion-proof plate; wherein: still include the connecting pipe, the connecting pipe is installed at the front and back both sides face of outer box, and this terminal box possesses explosion-proof function, and the degree of safety is high, can adapt to abominable environment.

Description

Junction box with explosion-proof effect

Technical Field

The utility model relates to a terminal box technical field specifically is a terminal box with explosion-proof effect.

Background

The terminal box is one of the electrician's auxiliary material in the house fitment, need turn or link together when two wire tubes that are equipped with the electric wire, just adopt the terminal box transition usefulness, the wire tube is connected with the terminal box, the electric wire of spool the inside links up in the terminal box, play the effect of protection electric wire and connecting wire, in abominable environment such as colliery, meet the electric spark after gas reaches the explosion limit with the dust, very easily explode, cause the incident, traditional terminal box explosion-proof effect is poor, the degree of safety is low, can not adapt to abominable installation environment.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a terminal box with explosion-proof effect, this terminal box possesses explosion-proof function, and the degree of safety is high, can adapt to abominable environment, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a junction box with an explosion-proof effect comprises an outer box body, an inner box body and a fixing mechanism;

an outer box body: the explosion-proof box body is characterized in that the left side surface and the right side surface of the outer box body are both fixed with fixing plates, and the top end of the outer box body is fixed with an explosion-proof plate through four screws;

an inner box body: the wire holder is fixed in the middle of the inner part of the outer box body, the wire holder is installed in the inner part of the inner box body, the top cover is installed at the top end of the inner box body, U-shaped connecting plates are welded at four corners of the inner box body, and the U-shaped connecting plates are installed on the inner wall of the outer box body;

a fixing mechanism: the fixing mechanism is arranged on the right side surface of the outer box body and is connected with the explosion-proof plate;

wherein: the connecting pipe is arranged on the front side face and the rear side face of the outer box body, and the end parts of the connecting pipe are communicated with the inner box body.

Further, still include the connecting seat, the side at interior box is welded to the connecting seat, the top cap is with the articulated cooperation of interior box, and it is fixed through the round pin axle with the connecting seat, conveniently fixes and opens the top cap.

Further, still include U type seat, U type seat is fixed in the inner wall of outer box and U type connecting plate position department that corresponds, and bolted connection is passed through with the tip of U type connecting plate to its, can provide the supporting role to U type connecting plate, and convenient the connection, and can improve explosion-proof effect.

Further, still include recess and waterproof cap, the recess is seted up and is corresponded position department at explosion-proof board top and screw, waterproof cap installs in the recess, can protect the screw, reduces the erosion of rainwater to the screw.

Further, fixed establishment includes round bar, spring, fixing base and slider, the fixing base is installed in the side of outer box, and its inside installation room of having seted up, the slider is connected with the round bar with the inner wall sliding connection of installation room, its top, the top and the explosion-proof board of round bar are connected, and sliding connection about its and the fixing base has cup jointed the spring to its side, the spring is located the installation room, can make explosion-proof board and outer box body coupling together.

Compared with the prior art, the beneficial effects of the utility model are that: this terminal box with explosion-proof effect has following benefit:

this terminal box with explosion-proof effect adopts two box structures, can provide protect function to the wire holder of inside, thereby ensure that whole terminal box can the safety and stability be in abominable environment, outer box adopts explosion-proof material to constitute, explosion-proof performance is good, the internal portion at outer box is fixed, its connected mode is simple, and conveniently carry out the line, be connected with fixed establishment between outer box and explosion-proof board, can be after demolising the screw, ensure that outer box and explosion-proof board still contact together, can avoid appearing the problem that spare part loses.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side view of the structure of the present invention;

FIG. 3 is a schematic sectional view of the A-A surface of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the plane B-B of the present invention.

In the figure: the explosion-proof box comprises an outer box body 1, an explosion-proof plate 2, an inner box body 3, a fixing mechanism 4, a round rod 41, a spring 42, a fixing seat 43, a sliding block 44, a screw 5, a waterproof cap 6, a groove 7, a fixing plate 8, a connecting pipe 9, a U-shaped seat 10, a connecting seat 11, a U-shaped connecting plate 12, a top cover 13, a mounting chamber 14 and a wiring seat 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a junction box with explosion-proof effect comprises an outer box body 1, an inner box body 3 and a fixing mechanism 4;

outer box 1: the explosion-proof box body is mainly provided with an explosion-proof function, the stability of internal connection is protected, the explosion-proof box body is used in different environments, fixing plates 8 are fixed on the left side surface and the right side surface of the outer box body 1, mounting holes are formed in the fixing plates 8, the outer box body 1 is fixed in an explosion-proof mode, an explosion-proof plate 2 is fixed at the top end of the explosion-proof box body through four screws 5, the explosion-proof box body further comprises a groove 7 and a waterproof cap 6, the groove 7 is formed in the position, corresponding to the screws 5, of the top end of the explosion-proof plate 2, the waterproof cap 6 is installed in the groove 7, the groove 7 is formed in the top end of the explosion-proof plate 2, then the screws 5 are installed, the waterproof cap 6 is fixed at the top;

the inner box body 3: is fixed at the middle position inside the outer box body 1, a wire holder 15 is arranged inside the inner box body 3 and is used for connecting two lines, a top cover 13 is arranged at the top end of the inner box body, U-shaped connecting plates 12 are welded at four corners of the inner box body, the U-shaped connecting plates 12 are arranged on the inner wall of the outer box body 1, the inner box body 3 is adopted for connecting, the sealing performance is good, the contact with dust and other inflammable goods is not easy, the anti-explosion device also comprises a U-shaped seat 10, the U-shaped seat 10 is fixed at the position corresponding to the U-shaped connecting plates 12 on the inner wall of the outer box body 1 and is connected with the end parts of the U-shaped connecting plates 12 through bolts, the U-shaped seat 10 is matched with the U-shaped connecting plates 12 for use, the inner box body 3 can be conveniently fixed, the side surface of the outer box body 1 is supported, the anti-explosion effect is improved, the connecting base is fixed with the connecting base 11 through a pin shaft, so that the top cover 13 can be opened and closed conveniently;

the fixing mechanism 4: install at the right flank of outer box 1, fixed establishment 4 is connected with explosion-proof board 2, fixed establishment 4 includes round bar 41, spring 42, fixing base 43 and slider 44, fixing base 43 installs in the side of outer box 1, install the room 14 in its inside, slider 44 is connected with the inner wall sliding connection of installation room 14, its top is connected with round bar 41, the top of round bar 41 is connected with explosion-proof board 2, it is connected with fixing base 43 upper and lower sliding connection, its side has cup jointed spring 42, spring 42 is located the installation room 14, fixed establishment 4 can still keep the connection compactness of outer box 1 and explosion-proof board 2 after dismantling four screws 5, when using, only need to mention explosion-proof board 2, and rotate 180 degrees along round bar 41 and can carry out wiring work;

wherein: the box body is characterized by further comprising a connecting pipe 9, wherein the connecting pipe 9 is arranged on the front side face and the rear side face of the outer box body 1, and the end part of the connecting pipe 9 is communicated with the inner box body 3.

When in use: firstly, the waterproof cap 6 is removed, the four screws 5 are detached, then the explosion-proof plate 2 is lifted to a certain height, the round rod 41 and the sliding block 44 are driven to move upwards to extrude the spring 42, then the spring 42 is rotated by 180 degrees, the sliding block 44 and the round rod 41 move downwards under the action of the spring 42 by loosening hands, the explosion-proof plate 2 is enabled to be contacted with the outer box body 1 again, and then the top cover 13 is opened to be connected.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a terminal box with explosion-proof effect which characterized in that: comprises an outer box body (1), an inner box body (3) and a fixing mechanism (4);

outer case (1): the explosion-proof box body is characterized in that the left side surface and the right side surface of the outer box body (1) are both fixed with fixing plates (8), and the top end of the outer box body is fixed with an explosion-proof plate (2) through four screws (5);

inner box (3): the wire holder is fixed in the middle of the inner part of the outer box body (1), a wire holder (15) is installed in the inner part of the inner box body (3), a top cover (13) is installed at the top end of the inner box body, U-shaped connecting plates (12) are welded at four corners of the inner box body, and the U-shaped connecting plates (12) are installed on the inner wall of the outer box body (1);

fixing mechanism (4): the fixing mechanism (4) is arranged on the right side surface of the outer box body (1) and is connected with the explosion-proof plate (2);

wherein: the box body is characterized by further comprising a connecting pipe (9), wherein the connecting pipe (9) is arranged on the front side surface and the rear side surface of the outer box body (1), and the end parts of the connecting pipe (9) are communicated with the inner box body (3).

2. A junction box with explosion-proof effect as claimed in claim 1, wherein: still include connecting seat (11), the side of box (3) in connecting seat (11) welding, top cap (13) and interior box (3) articulated cooperation, it is fixed through the round pin axle with connecting seat (11).

3. A junction box with explosion-proof effect as claimed in claim 1, wherein: the box body is characterized by further comprising a U-shaped seat (10), wherein the U-shaped seat (10) is fixed on the position, corresponding to the U-shaped connecting plate (12), of the inner wall of the outer box body (1), and is connected with the end portion of the U-shaped connecting plate (12) through a bolt.

4. A junction box with explosion-proof effect as claimed in claim 1, wherein: still include recess (7) and waterproof cap (6), recess (7) are seted up and are corresponded position department at explosion-proof board (2) top and screw (5), waterproof cap (6) are installed in recess (7).

5. A junction box with explosion-proof effect as claimed in claim 1, wherein: fixed establishment (4) include round bar (41), spring (42), fixing base (43) and slider (44), the side at outer box (1) is installed in fixing base (43), and installation room (14) have been seted up to its inside, the inner wall sliding connection of slider (44) and installation room (14), its top is connected with round bar (41), the top and explosion-proof board (2) of round bar (41) are connected, and sliding connection about its and fixing base (43), spring (42) have been cup jointed to its side, spring (42) are located installation room (14).