CN213755251U

CN213755251U - Petrochemical explosion-proof electrical apparatus control box

Info

Publication number: CN213755251U
Application number: CN202022699566.1U
Authority: CN
Inventors: 彭承辉; 习金花
Original assignee: Mingmai Explosion Proof Technology Shanghai Co ltd
Current assignee: Mingmai Explosion Proof Technology Shanghai Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-07-20
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a petrochemical explosion-proof electrical apparatus control box, relating to the technical field of explosion-proof control boxes; the device includes parts such as cabinet door, box, base and dampproofing board, a plurality of fixed orifices has been seted up on the cabinet door, install glass window and handle on the cabinet door, the cabinet door passes through hinged joint with the box, the base is installed to the bottom of box, the pedestal mounting is in the backup pad, the screw is installed at both ends about the backup pad, be equipped with the rubber pad below the backup pad, inner wall of the box bottom fixed mounting has dampproofing board, the higher authority of dampproofing board is equipped with the second diaphragm, the left and right sides and the inner wall of the box fixed connection of second diaphragm, the higher authority fixed connection bunch hole of second diaphragm.

Description

Petrochemical explosion-proof electrical apparatus control box

Technical Field

The utility model relates to a great scope specifically is an explosion-proof electrical apparatus control box of petrochemical.

Background

With the rapid development of industries such as petroleum, chemical industry, mining industry and the like, explosion-proof distribution boxes are more and more widely used in production, storage and rescue, and the variety is more and more. How to prevent the explosion of the explosion-proof distribution box from happening in an explosive gas dangerous place is an important topic. Since the explosion-proof distribution box inevitably generates electric sparks during operation, once the electric sparks meet explosive gas mixtures in production or rescue sites, explosion accidents can be caused, and the life safety of national property and citizens is directly endangered. Therefore, as the most widely used lighting lamp, the technical problem of customizing the explosion-proof control box has attracted general attention and high attention of people for a long time.

In dangerous places such as coal mines, gas stations, refueling ships and the like, the electric control box needs to have explosion-proof performance, most of existing explosion-proof electric boxes in the current market have single functions and limited applicable range, and certain structures are complex and difficult to install, so that the equipment wiring and maintenance work of workers are difficult.

Disclosure of Invention

An object of the utility model is to provide an explosion-proof electrical apparatus control box of petrochemical to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an explosion-proof electrical apparatus control box of petrochemical, the device includes parts such as cabinet door, box, base and dampproofing board, a plurality of fixed orifices has been seted up on the cabinet door, install glass window and handle on the cabinet door, the cabinet door passes through hinged joint with the box, the base is installed to the bottom of box, pedestal mounting is in the backup pad, the screw is installed at both ends about the backup pad, be equipped with the rubber pad below the backup pad, inner wall bottom fixed mounting has dampproofing board, the higher authority of dampproofing board is equipped with the second diaphragm, the left and right sides and the inner wall fixed connection of box of second diaphragm, the higher authority fixed connection bunch hole of second diaphragm, the higher authority of second diaphragm is equipped with the mount pad, the left and right sides and the inner wall fixed connection of box of mount pad.

As a further aspect of the present invention: the left and right sides of box is equipped with air cushion post and guard plate, the one end and the box outside fixed connection of air cushion post, the other end and guard plate fixed connection, be equipped with damping device between the air cushion post.

As a further aspect of the present invention: damping device includes movable rod, first spring, first diaphragm, connecting rod, push pedal and second spring, top and guard plate fixed connection that the movable rod and, the outside cover of movable rod has first spring, the top and the guard plate fixed connection of first spring.

As a further aspect of the present invention: the bottom fixed connection first diaphragm of movable rod, first diaphragm and connecting rod are articulated, the bottom fixedly connected with push pedal of connecting rod, fixedly connected with second spring between the push pedal.

As a further aspect of the present invention: the top of box is equipped with the air-cooler, the bottom fixed connection filter screen and the dehumidification layer of air-cooler, the bottom on dehumidification layer is equipped with the through-hole, the through-hole is seted up at the box top.

As a further aspect of the present invention: the left and right sides at box top and the bottom fixed connection of fixed block, the top fixedly connected with waterproof board of fixed block, the both sides of waterproof board have inclination.

As a further aspect of the present invention: the air-conditioning box is characterized in that an exhaust hole is formed in the box body, a valve is arranged in the middle of the exhaust hole, and a sealing ring is arranged on the surface of the box body.

Compared with the prior art, the beneficial effects of the utility model are that: the device is additionally provided with the waterproof board, so that water can be prevented from permeating into the box body through a gap of the box body when raining, and further, the electrical appliance element is damaged to explode;

on the through-hole in the box blows electrical components, reduce the temperature of component, the top still is equipped with the exhaust hole, exchange the temperature with the external world, the left and right sides of box is equipped with the air cushion post, air cushion post and guard plate fixed connection, inside still is equipped with damping device, the purpose reduces the injury that external impact caused to box inner member, reduce the possibility of explosion, the base of backup pad has set up the rubber pad, the purpose reduces the vibrations of box, the wire hole is put in order electrical components's wire, can not make the box inside mixed and disorderly, the sealing washer makes the gap between box and the cabinet door more little.

Drawings

FIG. 1 is a schematic structural diagram of a petrochemical explosion-proof electrical appliance control box.

Fig. 2 is a schematic structural diagram of a cabinet door in a petrochemical explosion-proof electrical appliance control cabinet.

FIG. 3 is a schematic structural diagram of a damping device in a petrochemical explosion-proof electrical appliance control box.

In the figure: 1-cabinet door, 2-fixed hole, 3-hinge, 4-glass window, 5-handle, 6-base, 7-support plate, 8-rubber pad, 9-damp-proof plate, 10-air pad column, 11-fixed block, 12-exhaust hole, 13-valve, 14-air cooler, 15-filter screen, 16-dehumidification layer, 17-protection plate, 18-first spring, 19-movable rod, 20-first transverse plate, 21-connecting rod, 22-push plate, 23-second spring, 24-mounting seat, 25-wiring hole, 26-second transverse plate, 27-box body, 28-waterproof plate and 29-sealing ring.

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.

Example 1

Referring to fig. 1 to 3, in embodiment 1 of the present invention, a petrochemical explosion-proof electrical apparatus control box comprises a cabinet door 1, a box body 27, a base 6, and a moisture-proof plate 9, wherein the cabinet door 1 is provided with a plurality of fixing holes 2 for fixing the cabinet door 1 and the box body 27, the cabinet door 1 is provided with a glass window 4 and a handle 5, the cabinet door 1 is connected with the box body 27 through a hinge 3, the base 6 is installed at the bottom of the box body 27, the base 6 is installed on a supporting plate 7, screws are installed at the left and right ends of the supporting plate 7 for fixing the position of the box body 27, a rubber pad 8 is arranged below the supporting plate 7 for reducing vibration caused by the outside, the moisture-proof plate 9 is fixedly installed at the bottom of the inner wall of the box body 27 for absorbing moisture at the bottom of the box body 27, a second transverse plate 26 is arranged above the moisture-proof plate 9, the left side and the right side of the second transverse plate 26 are fixedly connected with the inner wall of the box body 27, the beam hole 25 is fixedly connected to the upper surface of the second transverse plate 26 for placing a wire, the mounting seat 24 is arranged on the upper surface of the second transverse plate 26 for placing electrical components, and the left side and the right side of the mounting seat 24 are fixedly connected with the inner wall of the box body 27.

Example 2

Referring to fig. 1 to 3, the main differences between the embodiment 2 and the embodiment 1 are: the air cushion columns 10 and the protection plates 17 are arranged on the left side and the right side of the box body 27, so that the damage to the box body 27 caused by external impact is reduced, one end of the air cushion column 10 is fixedly connected with the outer side of the box body 27, the other end is fixedly connected with the protection plate 17, between said air cushion columns 10, shock-absorbing means are provided, with the purpose of reducing the damage of the impact on the internal elements of the box 27, the damping device comprises a movable rod 19, a first spring 18, a first transverse plate 20, a connecting rod 21, a push plate 22 and a second spring 23, the top of the movable rod 19 is fixedly connected with the protection plate 17, a first spring 18 is sleeved outside the movable rod 19, the top of the first spring 18 is fixedly connected with the protection plate 17, the bottom of the movable rod 19 is fixedly connected with a first transverse plate 20, the first transverse plate 20 is hinged with a connecting rod 21, and the bottom of the connecting rod 21 is fixedly connected with a push plate 22;

fixedly connected with second spring 23 between push pedal 22, box 27's top is equipped with air-cooler 14, and the purpose reduces electrical components's temperature, air-cooler 14's bottom fixed connection filter screen 15 and dehumidification layer 16, the purpose is dust and moisture in the de-aeration, the bottom on dehumidification layer 16 is equipped with the through-hole, the through-hole is seted up at the box 27 top, the left and right sides at box 27 top and the bottom fixed connection of fixed block 11, the top fixedly connected with waterproof board 28 of fixed block 11, the purpose make rainwater and box 27 keep apart, the both sides of waterproof board 28 have inclination, be equipped with exhaust hole 12 on the box 27, exhaust hole 12 middle part is equipped with valve 13, the surface of box 27 is equipped with sealing washer 29, and the purpose is that the gap between messenger's cabinet door and the box reduces.

The utility model discloses a theory of operation is: firstly, the electrical components are arranged on the mounting rack, the wires are arranged in the wire harness holes 25, then close cabinet door 1, with bolt fastening cabinet door 1 and box 27, open air-cooler 14 after that, lower the temperature with electrical components, regularly adjust valve 13, get rid of inside air, the guard plate 17 of the box 27 left and right sides can withstand outside impact, outside power compression movable rod 19 and first spring 18, first spring 18 plays the effect of buffering, movable rod 19 compresses first diaphragm 20 downwards, first diaphragm 20 compression connecting rod 21, connecting rod 21 draws close compression push pedal 22 each other, push pedal 22 compresses second spring 23, the effect that reduces vibrations has been played, the waterproof board 28 at top can keep apart water and box 27 when rainy day, make box 27 keep dry state, the behavior of inside electrical apparatus can be observed to toughened glass window 4 on the cabinet door 1.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The petrochemical explosion-proof electrical appliance control box is characterized by comprising a cabinet door (1), a box body (27), a base (6), a moisture-proof plate (9) and other parts, wherein the cabinet door (1) is provided with a plurality of fixing holes (2), the cabinet door (1) is provided with a glass window (4) and a handle (5), the cabinet door (1) is connected with the box body (27) through a hinge (3), the base (6) is installed at the bottom of the box body (27), the base (6) is installed on a supporting plate (7), screws are installed at the left end and the right end of the supporting plate (7), a rubber pad (8) is arranged below the supporting plate (7), the moisture-proof plate (9) is fixedly installed at the bottom of the inner wall of the box body (27), a second transverse plate (26) is arranged above the moisture-proof plate (9), the left side and the right side of the second transverse plate (26) are fixedly connected with the inner wall of the box body (27), the wire bundling hole (25) is fixedly connected to the upper surface of the second transverse plate (26), the mounting seat (24) is arranged on the upper surface of the second transverse plate (26), and the left side and the right side of the mounting seat (24) are fixedly connected with the inner wall of the box body (27).

2. The petrochemical explosion-proof electrical apparatus control box according to claim 1, wherein the left side and the right side of the box body (27) are provided with an air cushion column (10) and a protection plate (17), one end of the air cushion column (10) is fixedly connected with the outer side of the box body (27), the other end of the air cushion column is fixedly connected with the protection plate (17), and a damping device is arranged between the air cushion columns (10).

3. The petrochemical explosion-proof electrical apparatus control box according to claim 2, wherein the shock absorption device comprises a movable rod (19), a first spring (18), a first transverse plate (20), a connecting rod (21), a push plate (22) and a second spring (23), the top of the movable rod (19) is fixedly connected with the protection plate (17), the first spring (18) is sleeved outside the movable rod (19), and the top of the first spring (18) is fixedly connected with the protection plate (17).

4. The petrochemical explosion-proof electrical apparatus control box according to claim 3, wherein the bottom of the movable rod (19) is fixedly connected with a first transverse plate (20), the first transverse plate (20) is hinged with a connecting rod (21), the bottom of the connecting rod (21) is fixedly connected with a push plate (22), and a second spring (23) is fixedly connected between the push plates (22).

5. The petrochemical explosion-proof electrical apparatus control box according to claim 1, wherein an air cooler (14) is arranged at the top of the box body (27), the bottom of the air cooler (14) is fixedly connected with a filter screen (15) and a dehumidification layer (16), a through hole is arranged at the bottom of the dehumidification layer (16), and the through hole is arranged at the top of the box body (27).

6. The petrochemical explosion-proof electrical apparatus control box according to claim 5, wherein the left and right sides of the top of the box body (27) are fixedly connected with the bottom of the fixed block (11), the top of the fixed block (11) is fixedly connected with a waterproof plate (28), and two sides of the waterproof plate (28) have an inclination angle.

7. The petrochemical explosion-proof electrical apparatus control box according to any one of claims 5 to 6, wherein the box body (27) is provided with an exhaust hole (12), the middle part of the exhaust hole (12) is provided with a valve (13), and the surface of the box body (27) is provided with a sealing ring (29).