CN215497906U

CN215497906U - High-sealing-performance explosion-proof distribution box

Info

Publication number: CN215497906U
Application number: CN202121933372.1U
Authority: CN
Inventors: 房天鹏
Original assignee: Anhui Haixiang Electric Group Co ltd
Current assignee: Anhui Haixiang Electric Group Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-01-11
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a high-sealing explosion-proof distribution box which comprises an outer box body, an outer box door, an inner box body and an inner box door, wherein the inner walls of two sides of the outer box body are symmetrically and fixedly connected with a support, the side walls of the outer box body on two sides are symmetrically provided with vent holes, a screw rod is rotatably connected between the support and the outer box body, one end of the screw rod extends out of the bottom of the outer box body and is connected with a driving mechanism, a moving seat is in threaded connection with the screw rod, the side wall of the moving seat facing the vent holes is provided with a sliding groove, the inside of the sliding groove is in sliding connection with a push plate, a spring is connected between the push plate and the sliding groove, and the push plate and the vent holes are matched with each other; according to the utility model, through arranging the outer box body, the outer box door, the inner box body, the inner box door, the screw, the moving seat, the push plate, the sliding groove, the spring and other structures, the heat dissipation operation can be carried out on the inner part of the outer box body, the explosion resistance of the device is improved, and the sealing property of the inner part of the outer box body can be ensured after the heat dissipation is finished.

Description

High-sealing-performance explosion-proof distribution box

Technical Field

The utility model relates to the technical field of distribution boxes, in particular to an explosion-proof distribution box with high sealing performance.

Background

Generally, a distribution box is a closed or semi-closed metal cabinet which is used for assembling and installing switching equipment, measuring instruments, protective electrical appliances and auxiliary equipment according to electrical wiring requirements, and generally comprises a box body and a box door, wherein electrical elements are arranged in the box body, a circuit can be switched on or off by a manual or automatic switch in normal operation, and the circuit can be switched off or an alarm can be given by the protective electrical appliances in fault or abnormal operation.

The existing sealed explosion-proof distribution box is poor in explosion-proof performance because most of the existing sealed explosion-proof distribution boxes adopt a sealed design and internal heat cannot be dissipated in time; therefore, an apparatus is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the high-sealing explosion-proof distribution box, the inner box body, the outer box door, the inner box body, the screw rod, the moving seat, the push plate, the sliding groove, the spring and other structures are arranged, so that the heat dissipation operation can be carried out on the inner part of the outer box body, the explosion-proof performance of the device is improved, and the sealing performance of the inner part of the outer box body can be ensured after the heat dissipation is finished.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an explosion-proof block terminal of high leakproofness, includes outer box, outer chamber door, interior box and interior case door, the position symmetry fixedly connected with support that outer chamber door is close to outer chamber door of outer box both sides inner wall, both sides ventilation hole has been seted up to the symmetry on the outer box lateral wall between support and the outer box bottom, it is connected with the screw rod to rotate between support and the outer box, the bottom of outer box is stretched out to the one end of screw rod and is connected with actuating mechanism, threaded connection has the removal seat on the screw rod, the spout has been seted up on removing the seat towards the lateral wall in ventilation hole, the inside sliding connection of spout has the push pedal, be connected with the spring between push pedal and the spout, push pedal and ventilation hole mutually support.

As a preferable technical scheme of the utility model, the driving mechanism comprises a protective shell fixedly connected to the bottom of the outer box body, one end of the screw rod penetrates through the outer box body and extends into the protective shell, a belt pulley device is connected between the screw rods on two sides in the protective shell, and the end part of the screw rod on one side is connected with a motor.

As a preferable technical scheme of the present invention, the inner walls of both sides of the outer box are provided with moving grooves at positions of the vent holes along an axial direction of the screw, and the push plate is in contact with a groove bottom of the moving grooves.

As a preferable technical scheme of the utility model, the positions of the push plate and the movable seat, which are connected with the spring, are both provided with a hole groove, and both ends of the spring are fixedly connected with the bottom of the hole groove.

As a preferred technical scheme of the utility model, the inside of the vent hole is connected with a filter screen in a sliding way.

In a preferred technical scheme of the utility model, a rubber pad is bonded at a position where the inner wall of the outer box door is matched with the outer box door frame.

As a preferable technical scheme of the utility model, the bottom of the inner box body is fixedly connected with an upright post.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. through setting up outer box, outer chamber door, interior box, interior chamber door, screw rod, removing seat, push pedal, spout and spring isotructure, can carry out the operation of dispelling the heat to the inside of outer box, improve the explosion-proof of device to can guarantee the leakproofness of outer box inside after the heat dissipation finishes.

2. Through setting up the shifting chute, at the removal in-process that removes the seat, the push pedal slides along the cell wall of shifting chute, and the shifting chute has also promoted the leakproofness when push pedal and shifting chute cooperate when playing the guide effect.

3. Through the inside sliding connection filter screen in the ventilation hole, realized the protection to the internal environment of box to be convenient for dismantle the clearance to the filter screen.

Drawings

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

FIG. 2 is a schematic cross-sectional front view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

wherein: 1. an outer case; 2. an outer box door; 3. a rubber pad; 4. an inner box body; 5. an inner box door; 6. a support; 7. a movable seat; 8. a screw; 9. a column; 10. a vent hole; 11. a protective shell; 12. a moving groove; 13. a pulley arrangement; 14. a motor; 15. pushing the plate; 16. a spring; 17. a chute; 18. a hole groove; 19. and (4) a filter screen.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in figures 1-3, the utility model provides a high-sealing explosion-proof distribution box, which comprises an outer box body 1, an outer box door 2, an inner box body 4 and an inner box door 5, wherein the inner walls of two sides of the outer box body 1 are symmetrically and fixedly connected with a bracket 6 at a position close to the outer box door 2, the side wall of the outer box body 1 between the brackets 6 at two sides and the bottom of the outer box body 1 is symmetrically provided with a vent hole 10, a screw 8 is rotatably connected between the bracket 6 and the bottom of the outer box body 1, one end of the screw 8 extends out of the bottom of the outer box body 1 and is fixedly connected with a motor 14, a belt pulley device 13 is fixedly connected between the end parts of the screw 8 extending out of the outer box body 1 at two sides, the bottom of the outer box body 1 is fixedly connected with a protective shell 11, the motor 14 and the belt pulley device 13 are both positioned in the protective shell 11, a movable seat 7 is connected on the screw 8 by screw threads, a sliding chute 17 is arranged on the side wall of the movable seat 7 facing the vent hole 10, a push plate 15 is slidably connected in the chute 17, a spring 16 is welded between the push plate 15 and the sliding chute 17, the push plate 15 is matched with the vent hole 10, and the cross-sectional area of the matched end surface of the push rod and the vent hole 10 is larger than that of the vent hole 10;

when the temperature in the distribution box is too high, the motor 14 is started, the motor 14 drives the screw rods 8 on the two sides to rotate simultaneously through the transmission of the belt pulley device 13, the screw rods 8 on the two sides rotate to drive the movable seat 7 to start moving, so that the push plate 15 which is originally matched with the vent holes 10 moves, the vent holes 10 on the two sides are opened, and ventilation and heat dissipation are performed; when the heat dissipation is finished, the screw rod 8 is reversely driven to rotate, the push plate 15 is controlled to be matched with the vent hole 10 again, the vent hole 10 is sealed, when the push plate 15 is matched with the vent hole 10, the push plate 15 always has pressure on the inner wall of the outer box body 1 under the action of the spring 16, and the sealing performance between the push plate 15 and the vent hole 10 is improved; the design of above-mentioned structure can carry out the heat dissipation operation to the inside of outer box 1, improves the explosion-proof of device to can guarantee the inside leakproofness of outer box 1 after the heat dissipation finishes.

In other embodiments, the inner walls of the two sides of the outer box 1 are provided with moving grooves 12 at the positions of the vent holes 10 along the axial direction of the screw 8, and the push plate 15 is in contact with the bottoms of the moving grooves 12; during the moving process of the moving seat 7, the push plate 15 slides along the groove wall of the moving groove 12, and the design of the structure plays a guiding role and simultaneously improves the sealing performance when the push plate 15 is matched with the moving groove 12.

In other embodiments, the push plate 15 and the movable seat 7 are provided with a hole groove 18 at the position connected with the spring 16, and both ends of the spring 16 are welded at the bottom of the hole groove 18; in use, the two ends of the spring 16 are welded inside the hole groove 18, so that the stability of the spring 16 is improved, and the stability of the device is further improved.

In other embodiments, a filter screen 19 is slidably connected inside the ventilation hole 10; in the ventilation process, the filter screen 19 is arranged to protect the internal environment of the external box body 1, and in addition, the filter screen 19 is connected in a sliding mode, so that the filter screen 19 is convenient to disassemble and clean.

In other embodiments, a rubber pad 3 is bonded at the matching position of the inner wall of the outer box door 2 and the door frame of the outer box 1; in use, the rubber gasket 3 improves the sealability between the outer box body 1 and the outer box door 2.

In other embodiments, the bottom of the inner box 4 is fixedly connected with a column 9; when the explosion-proof device is used, the design of the upright post 9 is beneficial to radiating the inner box body 4, so that the explosion-proof performance of the device is further improved.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an explosion-proof block terminal of high leakproofness, includes outer box (1), outer case door (2), interior box (4) and interior case door (5), its characterized in that: outer box (1) both sides inner wall is close to position symmetry fixedly connected with support (6) of outer chamber door (2), both sides ventilation hole (10) have been seted up to the symmetry on outer box (1) lateral wall between support (6) and the outer box (1) bottom, it is connected with screw rod (8) to rotate between support (6) and the outer box (1), the bottom of outer box (1) is stretched out and is connected with actuating mechanism to the one end of screw rod (8), threaded connection has removal seat (7) on screw rod (8), remove seat (7) and seted up spout (17) on the lateral wall of ventilation hole (10), spout (17) inside sliding connection has push pedal (15), be connected with spring (16) between push pedal (15) and spout (17), push pedal (15) and ventilation hole (10) mutually support.

2. The explosion-proof block terminal of high leakproofness of claim 1 characterized in that: actuating mechanism includes protective housing (11) of fixed connection in outer box (1) bottom, the one end of screw rod (8) is passed outer box (1) and is stretched into in protective housing (11), be connected with belt pulley device (13), one side between screw rod (8) of both sides in protective housing (11) screw rod (8) end connection has motor (14).

3. The explosion-proof block terminal of high leakproofness of claim 2, characterized in that: the inner walls of two sides of the outer box body (1) are provided with a moving groove (12) along the axial direction of the screw rod (8) at the position of the vent hole (10), and the push plate (15) is contacted with the groove bottom of the moving groove (12).

4. The explosion-proof block terminal of high leakproofness of claim 3, characterized in that: hole grooves (18) are formed in the positions, connected with the springs (16), of the push plate (15) and the moving seat (7), and the two ends of each spring (16) are fixedly connected to the bottoms of the hole grooves (18).

5. The explosion-proof block terminal of high leakproofness of claim 4, characterized in that: a filter screen (19) is connected inside the ventilation hole (10) in a sliding mode.

6. The explosion-proof block terminal of high leakproofness of claim 1 characterized in that: a rubber pad (3) is bonded at the position where the inner wall of the outer box door (2) is matched with the doorframe of the outer box body (1).

7. The explosion-proof block terminal of high leakproofness of claim 1 characterized in that: the bottom of the inner box body (4) is fixedly connected with a stand column (9).