CN221574632U - Explosion-proof mechanism and power distribution power cabinet - Google Patents

Abstract

The utility model relates to the technical field of explosion-proof structures, and discloses an explosion-proof mechanism, including a box-type protective shell, a mounting base is provided at the bottom of the box-type protective shell, and both sides of the top of the mounting base are provided with snap-fit mounting seats, and both sides of the box-type protective shell are provided with mounting blocks. The utility model, by setting the box-type protective shell, plays an explosion-proof role as a whole, an arc spring plate and a damping buffer component, the arc spring plate has a high-strength elastic support effect, the damping buffer component plays an auxiliary support and elastic damping effect, and assists in increasing the explosion-proof buffering capacity, the explosion-proof sliding door plays a switch and explosion-proof protection capacity on the front, the ventilation motor can introduce external cold air, which is introduced into the interior of the power distribution cabinet body by the ventilation guide pipe, and then exported by the pipe body at the other end, which plays a fast and efficient ventilation and heat dissipation role, so that the device has an explosion-proof structure, excellent explosion-proof ability, good safety, and good ventilation and heat exchange capacity.

Description

Explosion-proof mechanism and power distribution cabinet

Technical Field

The utility model relates to the technical field of explosion-proof structures, in particular to an explosion-proof mechanism and a power distribution cabinet.

Background Art

The power distribution cabinet, also known as the power distribution box or the power control box, is a type of distribution box. The distribution box is divided into power distribution box and lighting distribution box, and is the final equipment of the distribution system. When spontaneous combustion occurs inside the distribution cabinet, the temperature inside it will rise, and the pressure in the internal space will increase accordingly, which may cause the distribution cabinet to expand and burst, causing certain damage to the external environment of the distribution cabinet, and there will be certain safety hazards in the environment around the distribution cabinet.

The existing power cabinet has many internal electrical components, which may cause unexpected situations such as short circuits, which in turn may cause spontaneous combustion and cause accidents such as explosions. The existing distribution cabinet is only composed of a single-layer metal box, and its fire and explosion resistance are relatively insufficient. The explosion-proof structure is relatively simple, and its practicality and tolerance are relatively general. The safety is insufficient, and the ventilation and heat exchange capacity of the device is insufficient, which affects the operation stability of the distribution cabinet. For this reason, we propose an explosion-proof mechanism and a distribution power cabinet to solve the above problems.

Utility Model Content

1. Technical issues to be solved

In view of the deficiencies in the prior art, the utility model provides an explosion-proof mechanism and a power distribution cabinet, which have explosion-proof structure, excellent explosion-proof capability, good safety, good ventilation and heat exchange capability, and strong practicality, and solve the problems of relatively insufficient explosion-proof capability, poor safety, and insufficient ventilation and heat exchange capability of existing power distribution cabinets.

(II) Technical solution

In order to realize the above-mentioned explosion-proof structure, the explosion-proof ability is relatively excellent, the safety is good, the ventilation and heat exchange ability is good, and the practicality is strong, the utility model provides the following technical solutions: an explosion-proof mechanism, including a box-shaped protective shell, the bottom of the box-shaped protective shell is provided with a mounting base, and both sides of the top of the mounting base are provided with a snap-fit mounting seat;

Both sides of the box-shaped protective shell are provided with mounting blocks, and the side of the mounting block away from the box-shaped protective shell is engaged with the engaging mounting seat, and an arc-shaped spring plate is provided on the inner wall of the box-shaped protective shell, and a damping buffer component is provided on the inner side of the arc-shaped spring plate;

The side of the damping and buffering component away from the arc spring plate is connected to the box-shaped protective shell. The front of the box-shaped protective shell is provided with a plate body plug-in groove and an explosion-proof pull-out door. The explosion-proof pull-out door is plugged into the inner side of the plate body plug-in groove. The inner side of the box-shaped protective shell is provided with a distribution power cabinet body. The outer side of the distribution power cabinet body is in contact with the arc spring plate.

Preferably, a fixing bolt is provided on the top of the snap-fit mounting seat, and the mounting block is bolted to the snap-fit mounting seat by the fixing bolt.

Preferably, a lifting handle is provided on the front of the explosion-proof sliding door, and the lifting handle is composed of an arc tube.

Preferably, the damping buffer component is composed of a strong spring, a damping cylinder and a damping rod, the damping cylinder is fixedly connected to the inner wall of the box-shaped protective shell, the damping rod is arranged on the inner side of the arc spring plate, the damping rod extends from one end of the arc spring plate and is slidably connected to the interior of the damping cylinder, the strong spring is sleeved on the damping cylinder, and the two ends of the strong spring are respectively connected to the box-shaped protective shell and the arc spring plate.

Preferably, the box-shaped protective shell and the explosion-proof drawer door are made of one of lead or steel, and the power distribution cabinet body is adapted to fit inside the box-shaped protective shell.

Preferably, a center of gravity load-bearing plate is provided at the bottom of the box-shaped protective shell, and the center of gravity load-bearing plate can be made of one of the materials including lead, iron, cement, concrete and stone.

Preferably, a power distribution cabinet of an explosion-proof mechanism has ventilation ducts on both sides of the power distribution cabinet body, and ventilation ducts on both sides of the box-type protective shell. The positions of the ventilation ducts and the ventilation ducts correspond to each other, and ventilation motors are provided inside the two ventilation ducts.

Preferably, the wind directions of the two ventilation motors are the same, and the opposite ends of the two ventilation guide pipes are both provided with ventilation dust covers.

(III) Beneficial effects

Compared with the prior art, the utility model provides an explosion-proof mechanism and a power distribution cabinet, which have the following beneficial effects:

1. The explosion-proof mechanism is provided with a power distribution cabinet body in a box-type protective shell. When an explosion occurs inside the power distribution cabinet body, the box-type protective shell as a whole plays an explosion-proof role. An arc spring plate and a damping buffer component are arranged inside the box-type protective shell. The arc spring plate has a high-strength elastic support effect. The damping buffer component plays an auxiliary support and elastic damping effect, which helps to increase the explosion-proof buffering capacity. The explosion-proof sliding door can be plugged into the plate body plug-in slot, which plays a switch and explosion-proof protection role on the front of the box-type protective shell, so that the device has an explosion-proof structure, excellent explosion-proof ability and good safety.

2. The power distribution cabinet of the explosion-proof mechanism is provided with ventilation guide pipes on both sides of the power distribution cabinet body, ventilation guide pipes are provided on both sides of the box-shaped protective shell, and the positions of the ventilation guide pipes and the ventilation guide pipes correspond to each other. A ventilation motor is provided in the ventilation guide pipe to introduce external cold air into the interior of the power distribution cabinet body through the ventilation guide pipe, and then lead it out from the pipe body at the other end, so as to play a role of fast and efficient ventilation and heat dissipation, so that the device has good ventilation and heat exchange capacity and strong practicality.

BRIEF DESCRIPTION OF THE DRAWINGS

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

Figure 2 is a schematic top view of the structure of the utility model;

Figure 3 is a schematic cross-sectional view of the structure of the utility model;

FIG4 is a bottom view cross-sectional schematic diagram of the ventilation guide tube and the air exchange guide tube structure of the utility model;

FIG5 is a bottom view of a cross-sectional diagram of the connection structure of the damping and buffering component of the present invention.

In the figure: 1. Box-type protective shell; 2. Mounting base; 3. Snap-fit mounting seat; 4. Mounting block; 5. Arc spring plate; 6. Damping buffer component; 601. Power spring; 602. Damping cylinder; 603. Damping rod; 7. Plate body plug-in slot; 8. Explosion-proof sliding door; 9. Power distribution cabinet body; 10. Fixing bolts; 11. Lifting handle; 12. Center of gravity bearing plate; 13. Ventilation guide duct; 14. Air exchange guide duct; 15. Ventilation motor; 16. Ventilation dust cover.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Please refer to Figures 1 to 5, an explosion-proof mechanism includes a box-shaped protective housing 1, a mounting base 2 is provided at the bottom of the box-shaped protective housing 1, and both sides of the top of the mounting base 2 are provided with a snap-fit mounting seat 3;

Both sides of the box-shaped protective housing 1 are provided with mounting blocks 4, and the side of the mounting block 4 away from the box-shaped protective housing 1 is engaged with the engaging mounting seat 3, and an arc-shaped spring plate 5 is provided on the inner wall of the box-shaped protective housing 1, and a damping buffer component 6 is provided on the inner side of the arc-shaped spring plate 5;

The damping and buffering component 6 is connected to the box-shaped protective housing 1 at one side away from the arc spring plate 5. The front of the box-shaped protective housing 1 is provided with a plate body plug-in slot 7 and an explosion-proof draw-out door 8. The explosion-proof draw-out door 8 is plugged into the inner side of the plate body plug-in slot 7. The inner side of the box-shaped protective housing 1 is provided with a power distribution cabinet body 9. The outer side of the power distribution cabinet body 9 is in contact with the arc spring plate 5.

The beneficial effects to be expressed by this scheme are as follows: by arranging a power distribution cabinet body 9 in the box-type protective shell 1, when an explosion occurs inside the power distribution cabinet body 9, the box-type protective shell 1 as a whole plays an explosion-proof role, and an arc spring plate 5 and a damping buffer component 6 are arranged inside the box-type protective shell 1. The arc spring plate 5 has a high-strength elastic support effect, and the damping buffer component 6 plays an auxiliary support and elastic damping effect, which helps to increase the explosion-proof buffering capacity. The explosion-proof sliding door 8 can be plugged into the plate body plug-in slot 7, which plays a switch and explosion-proof protection role for the front of the box-type protective shell 1, so that the device has an explosion-proof structure, excellent explosion-proof capability and good safety.

Furthermore, a fixing bolt 10 is provided on the top of the clamping mounting seat 3, and the mounting block 4 is bolted to the clamping mounting seat 3 by the fixing bolt 10;

By providing the fixing bolts 10, the mounting block 4 is bolted to the engaging mounting seat 3, so that the installation is more stable and convenient.

Furthermore, a lifting handle 11 is provided on the front of the explosion-proof drawing door 8, and the lifting handle 11 is composed of an arc-shaped tube;

By providing the lifting handle 11, which is composed of an arc-shaped tube, the opening and closing of the explosion-proof drawing door 8 is simpler and more convenient, thereby increasing the practicability of the device.

Further, the damping buffer component 6 is composed of a strong spring 601, a damping cylinder 602 and a damping rod 603. The damping cylinder 602 is fixedly connected to the inner wall of the box-shaped protective housing 1. The damping rod 603 is arranged on the inner side of the arc spring plate 5. The damping rod 603 extends away from one end of the arc spring plate 5 and is slidably connected to the inside of the damping cylinder 602. The strong spring 601 is sleeved on the damping cylinder 602. The two ends of the strong spring 601 are respectively connected to the box-shaped protective housing 1 and the arc spring plate 5.

By setting the damping buffer component 6 composed of a strong spring 601, a damping cylinder 602 and a damping rod 603, the damping cylinder 602 and the damping rod 603 have a damping and supporting effect, and can provide damping support for the arc spring plate 5. The strong spring 601 has a strong elastic effect and assists in playing an elastic supporting role, so that the overall structure has better damping and elastic supporting effects, thereby increasing the practicability of the device.

Furthermore, the box-shaped protective housing 1 and the explosion-proof drawer door 8 are made of one of lead or steel, and the power distribution cabinet body 9 is adapted to the interior of the box-shaped protective housing 1;

By setting the box-type protective shell 1 and the explosion-proof sliding door 8 to be composed of one of lead or steel, the explosion-proof and durable performance is better, and the power distribution cabinet body 9 is adapted to be installed in the box-type protective shell 1, and the installation convenience is relatively good.

Furthermore, a center of gravity bearing plate 12 is provided at the bottom of the box-shaped protective housing 1, and the center of gravity bearing plate 12 can be made of one of lead, iron, cement, concrete and stone;

By providing the center-of-gravity bearing plate 12, the center of gravity of the device is always at the bottom, and it can be made of a variety of materials and is widely applicable.

A power distribution cabinet of an explosion-proof mechanism, wherein ventilation guide pipes 13 are provided on both sides of a power distribution cabinet body 9, ventilation guide pipes 14 are provided on both sides of a box-shaped protective shell 1, the positions of the ventilation guide pipes 13 and the ventilation guide pipes 14 correspond to each other, and ventilation motors 15 are provided inside the two ventilation guide pipes 14;

The beneficial effects to be expressed by this scheme are as follows: by providing ventilation guide pipes 13 on both sides of the power distribution cabinet body 9, ventilation guide pipes 14 are provided on both sides of the box-type protective shell 1, and the positions of the ventilation guide pipes 13 and the ventilation guide pipes 14 correspond to each other, and a ventilation motor 15 is provided in the ventilation guide pipe 14, which can introduce external cold air, and introduce it into the interior of the power distribution cabinet body 9 through the ventilation guide pipe 13, and then lead it out from the pipe body at the other end, so as to play a role of fast and efficient ventilation and heat dissipation, so that the device can achieve good ventilation and heat exchange capacity and strong practicality.

Furthermore, the wind directions of the two ventilation motors 15 are the same, and the opposite ends of the two ventilation guide pipes 14 are both provided with ventilation dustproof covers 16;

By providing the ventilation and dustproof cover 16, the device has a dustproof and filtering function during the heat exchange process, thereby increasing the practicability of the device.

It should be noted that the various devices in this application are common devices in the market, and can be selected according to specific needs during specific use. The circuit connection relationship of each device belongs to a simple series and parallel connection circuit. There is no innovation in the circuit connection. Those skilled in the art can implement it relatively easily. It belongs to the existing technology and will not be elaborated.

Working principle: by providing a mounting base 2 at the bottom of the box-type protective shell 1, it plays a role of bearing the center of gravity and preventing tipping and splashing after an explosion. The mounting block 4 can be snapped into the snap-on mounting seat 3, which is convenient for the installation of the box-type protective shell 1 and the mounting base 2. The installation is convenient. A power distribution cabinet body 9 is provided in the box-type protective shell 1. When an explosion occurs inside the power distribution cabinet body 9, the box-type protective shell 1 as a whole plays an explosion-proof role. An arc spring plate 5 and a damping buffer component 6 are provided inside the box-type protective shell 1. The arc spring plate 5 has a high-strength elastic support effect. The damping buffer component 6 plays an auxiliary support and elastic damping effect, which helps to increase the explosion-proof buffering capacity. The explosion-proof sliding door 8 can be plugged into the plate body plug-in slot 7 to play an explosion-proof role on the front of the box-type protective shell 1. To the switch and explosion-proof protection capability, the device has an explosion-proof structure, excellent explosion-proof capability, and good safety. Ventilation guide pipes 13 are provided on both sides of the distribution power cabinet body 9, and ventilation guide pipes 14 are provided on both sides of the box-type protective shell 1, and the ventilation guide pipes 13 and the ventilation guide pipes 14 are located in corresponding positions. A ventilation motor 15 is provided in the ventilation guide pipe 14, which can import external cold air, and introduce it into the interior of the distribution power cabinet body 9 through the ventilation guide pipe 13, and then export it from the pipe body at the other end, so as to play a role of fast and efficient ventilation and heat dissipation, so that the device has an explosion-proof structure, excellent explosion-proof capability, good safety, good ventilation and heat exchange capability, and strong practicality, which solves the problems of relatively insufficient explosion-proof capability, poor safety, and insufficient ventilation and heat exchange capability of existing distribution cabinets.

It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

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

Claims (8)

1. The utility model provides an explosion-proof mechanism, includes case type protective housing (1), its characterized in that: the bottom of the box-type protective shell (1) is provided with a mounting base (2), and both sides of the top of the mounting base (2) are provided with clamping mounting seats (3);

The two sides of the box-shaped protective shell (1) are respectively provided with a mounting block (4), one side, far away from the box-shaped protective shell (1), of the mounting blocks (4) is matched with the clamping mounting seat (3) in a mutually clamping manner, an arc-shaped spring plate (5) is arranged at the inner wall of the box-shaped protective shell (1), and a damping buffer part (6) is arranged at the inner side of the arc-shaped spring plate (5);

One side of damping buffer part (6) keeping away from arc spring board (5) is connected with box protective housing (1), the front of box protective housing (1) is equipped with plate body jack-in groove (7) and explosion-proof sliding door (8), explosion-proof sliding door (8) are pegged graft in the inboard of plate body jack-in groove (7), the inboard of box protective housing (1) is equipped with distribution power cabinet main part (9), the outside and arc spring board (5) of distribution power cabinet main part (9) contact.

2. An explosion-proof mechanism as set forth in claim 1, wherein: the top of block mount pad (3) is equipped with fixing bolt (10), install piece (4) by fixing bolt (10) bolt on block mount pad (3).

3. An explosion-proof mechanism as set forth in claim 1, wherein: the front face of the explosion-proof pull door (8) is provided with a pull handle (11), and the pull handle (11) is composed of an arc-shaped pipe.

4. An explosion-proof mechanism as set forth in claim 1, wherein: damping buffer part (6) comprises powerful spring (601), damping section of thick bamboo (602) and damping pole (603), damping section of thick bamboo (602) fixed connection is in the inner wall department of box protective housing (1), damping pole (603) set up in the inboard of arc spring board (5), one end extension and sliding connection to damping section of thick bamboo (602) of arc spring board (5) are kept away from to damping pole (603), powerful spring (601) cover is located on damping section of thick bamboo (602), the both ends of powerful spring (601) are connected with box protective housing (1) and arc spring board (5) respectively.

5. An explosion-proof mechanism as set forth in claim 1, wherein: the box-type protective shell (1) and the explosion-proof sliding door (8) are composed of lead or steel, and the power distribution cabinet main body (9) is adapted to the inside of the box-type protective shell (1).

6. An explosion-proof mechanism as set forth in claim 1, wherein: the bottom of the box-type protective shell (1) is provided with a gravity center bearing plate (12), and the gravity center bearing plate (12) can be made of one of lead, iron, cement, concrete and stone.

7. A power distribution cabinet comprising an explosion protection mechanism as claimed in any one of claims 1 to 6, characterized in that: the power distribution cabinet is characterized in that ventilation guide pipes (13) are arranged on two sides of the power distribution cabinet body (9), ventilation guide pipes (14) are arranged on two sides of the box-type protective casing (1), the positions of the ventilation guide pipes (13) and the positions of the ventilation guide pipes (14) are corresponding, and ventilation motors (15) are arranged in the ventilation guide pipes (14).

8. The power distribution cabinet of an explosion-proof mechanism of claim 7, wherein: the wind directions of the two ventilation motors (15) are the same, and one ends of the two ventilation draft tubes (14) which are opposite are sleeved with ventilation dust covers (16).