CN112943988A - Aerify cabinet pressure release passageway, aerify cabinet and aerify cabinet group - Google Patents
Aerify cabinet pressure release passageway, aerify cabinet and aerify cabinet group Download PDFInfo
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- CN112943988A CN112943988A CN202110253610.2A CN202110253610A CN112943988A CN 112943988 A CN112943988 A CN 112943988A CN 202110253610 A CN202110253610 A CN 202110253610A CN 112943988 A CN112943988 A CN 112943988A
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- Prior art keywords
- pressure relief
- cavity
- cabinet
- channel
- inflatable
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/025—Safety arrangements, e.g. in case of excessive pressure or fire due to electrical defect
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
- H02B13/055—Features relating to the gas
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
Abstract
The invention provides an inflatable cabinet pressure relief channel, an inflatable cabinet and an inflatable cabinet group, wherein the inflatable cabinet pressure relief channel comprises: the top pressure relief air passage is a closed first horizontal cavity, and a top pressure relief valve is arranged in the first horizontal cavity; the lateral pressure relief air passage is a closed vertical cavity, a lateral pressure relief valve is arranged in the vertical cavity, and a plurality of first pressure relief ports are formed in the side face of the vertical cavity; the bottom pressure relief air passage is a closed second horizontal cavity, and a second pressure relief opening is formed in the bottom of the second horizontal cavity; the first horizontal cavity, the vertical cavity and the second horizontal cavity are sequentially communicated from top to bottom to form a pressure relief channel of the inflatable cabinet; this aerify cabinet pressure release passageway can enough quick effectual reveal fall aerify the pressure in the cabinet, can also reduce the potential safety hazard to power equipment.
Description
Technical Field
The invention belongs to the technical field of switch equipment, and particularly relates to an inflation cabinet pressure relief channel, an inflation cabinet and an inflation cabinet set.
Background
In recent years, gas insulated switchgear has been rapidly popularized and applied in China. Because the traditional air insulation switch equipment is influenced by the limitation of environmental conditions (such as high altitude, humidity, salt mist, dirt, corrosion and the like), the requirements of users in metallurgy, petrifaction, mines, coastal areas and the like cannot be met; in the products with 35kV voltage class, the 35kV gas-filled cabinet switch equipment is also necessary to be selected and used in the occasions such as urban subways, light rails, high-rise buildings, large enterprises and the like due to factors such as floor area, space limitation and the like. However, the 35kV gas-filled cabinet has high gas pressure, and the pressure relief mode of the 35kV gas-filled cabinet needs to be considered, so that the 35kV gas-filled cabinet has great significance for the safe operation of equipment.
The gas-filled cabinet can cause a loop short-circuit fault due to short circuit, insulation aging or manual misoperation in the operation process, high-temperature high-pressure gas can be generated in the cabinet instantly under the short-circuit current of tens of thousands of amperes, if the high-temperature high-pressure gas cannot be effectively released in a short time in a narrow cabinet body, the gas-filled cabinet can be cracked, adjacent gas-filled cabinets are damaged, and the personal safety can be possibly injured, so that the gas-filled cabinet needs effective pressure relief measures to discharge the high-temperature high-pressure gas accumulated in the cabinet body.
In the traditional pressure relief mode, pressure is directly relieved through a pressure relief opening corresponding to the air chamber, so that certain potential safety hazard is generated in the actual operation process of the power equipment; or a single channel is used for pressure relief, and the mode cannot realize rapid pressure relief, so that the safety performance of the whole device is low.
Therefore, it is urgently needed to provide an inflation cabinet pressure relief channel and an inflation cabinet, which can not only quickly and effectively leak the pressure in the inflation cabinet, but also reduce the potential safety hazard to the power equipment.
Disclosure of Invention
In order to solve the problems, the invention provides an inflation cabinet pressure relief channel, an inflation cabinet and an inflation cabinet set, which can quickly and effectively leak the pressure in the inflation cabinet and reduce the potential safety hazard to power equipment.
In order to achieve the above object, the present invention provides an air inflation cabinet pressure relief channel, comprising:
the top pressure relief air passage is a closed first horizontal cavity, and a top pressure relief valve is arranged in the first horizontal cavity;
the lateral pressure relief air passage is a closed vertical cavity, a lateral pressure relief valve is arranged in the vertical cavity, and a plurality of first pressure relief ports are formed in the side face of the vertical cavity;
the bottom pressure relief air passage is a closed second horizontal cavity, and a second pressure relief opening is formed in the bottom of the second horizontal cavity;
the first horizontal cavity, the vertical cavity and the second horizontal cavity are communicated from top to bottom in sequence to form a pressure relief channel of the inflatable cabinet.
As a further improvement of the scheme, at least one side surface of the vertical cavity is provided with a plurality of first pressure relief ports.
As a further improvement of the scheme, a plurality of first pressure relief openings are formed in two opposite side faces of the vertical cavity.
As a further improvement of the scheme, the first pressure relief ports are arranged at intervals from top to bottom.
As a further improvement of the scheme, the top pressure relief valve is arranged on the bottom surface of the first horizontal cavity, and the exhaust port of the top pressure relief valve faces the interior of the first horizontal cavity.
As a further improvement of the scheme, the side pressure release valve is arranged on the side surface of the vertical cavity, which is not provided with the first pressure release port, and the exhaust port of the side pressure release valve faces the interior of the vertical cavity.
As a further improvement of the scheme, the first horizontal cavity, the vertical cavity and the second horizontal cavity are rectangular cavities, the three rectangular cavities are sequentially assembled into the C-shaped communicating cavity in an end-to-end mode, and sealing elements are arranged at the joints.
As a further improvement of the scheme, an explosion-proof valve is further arranged at the second pressure relief opening.
The invention also provides an inflatable cabinet, which comprises an upper air box, a lower air box and the pressure relief channel of the inflatable cabinet, wherein the upper air box is arranged below the pressure relief channel at the top part, and the pressure relief valve at the top part is communicated with the upper air box; the lower air box is arranged between the upper air box and the bottom pressure relief channel and is adjacent to the lateral pressure relief channel, and the lateral pressure relief valve is communicated with the lower air box.
As a further improvement of the scheme, sealing elements are arranged at the joints of the upper air box, the lower air box and the pressure relief channel of the inflatable cabinet.
The invention also provides an inflatable cabinet group which comprises the inflatable cabinets, the inflatable cabinets are sequentially arranged side by side, the first pressure relief openings of the adjacent inflatable cabinets are communicated, and sealing parts are arranged at the communication positions of the first pressure relief openings of the adjacent inflatable cabinets.
Due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. the invention provides a pressure relief channel of an inflatable cabinet, which comprises: the top pressure relief air passage is a closed first horizontal cavity, and a top pressure relief valve is arranged in the first horizontal cavity;
the lateral pressure relief air passage is a closed vertical cavity, a lateral pressure relief valve is arranged in the vertical cavity, and a plurality of first pressure relief ports are formed in the side face of the vertical cavity;
the bottom pressure relief air passage is a closed second horizontal cavity, and a second pressure relief opening is formed in the bottom of the second horizontal cavity; the first horizontal cavity, the vertical cavity and the second horizontal cavity are sequentially communicated from top to bottom to form an inflating cabinet pressure relief channel, the inflating cabinet pressure relief channel is provided with two pressure relief ports, the first pressure relief port is arranged on the side surface of the side pressure relief channel and is provided with a plurality of first pressure relief ports, and the second pressure relief port is arranged on the bottom surface of the bottom pressure relief channel; in addition, the pressure relief ports are arranged on the side surface and the bottom surface, so that the impact of the pressure gas discharged to the equipment placing roof is avoided compared with the traditional mode that the pressure relief ports are arranged on the top of the inflatable cabinet; in addition, the first horizontal cavity, the vertical cavity and the second horizontal cavity are sequentially communicated from top to bottom to form a pressure relief channel of the inflatable cabinet, the top pressure relief valve is arranged in the top pressure relief channel, pressure gas released from the top pressure relief valve enters the vertical cavity after moving horizontally in the first horizontal cavity, the pressure gas is buffered at the moment, the impact force of the buffered pressure gas is greatly reduced, and then a part of the buffered pressure gas moves downwards and is released through the plurality of first pressure relief openings, and the other part of the buffered pressure gas continues to move downwards and flows into the second horizontal cavity and is released through the second pressure relief openings; the pressure gas that the lateral part relief valve let out partly lets out through a plurality of first pressure release mouths after the motion in vertical cavity, and still partly continues the downstream and flows and let out through second pressure release mouth in the horizontal cavity of second, therefore the pressure gas that no matter is top relief valve or lateral part relief valve let out all discharges after buffering, has reduced the impact force greatly, also means to the influence of surrounding environment when having reduced pressure gas and discharging.
2. The invention provides an inflatable cabinet which comprises an upper air box, a lower air box and the pressure relief channel of the inflatable cabinet, wherein the upper air box is arranged below the pressure relief channel at the top part, and the pressure relief valve at the top part is communicated with the upper air box; lower gas tank sets up between last gas tank and bottom pressure release channel, and with lateral part pressure release channel borders on, lateral part relief valve and lower gas tank intercommunication, so setting provides a plurality of pressure release mouths for aerifing the cabinet, is convenient for aerify the quick discharge of cabinet's pressure, and top pressure release channel, lateral wall pressure release channel and bottom pressure release channel's setting will go up gas tank and gas tank cladding down simultaneously, though whole volume increases to some extent, but can not increase the thickness of aerifing the cabinet, consequently in certain space, can not reduce aerifing placing the total number of cabinet.
3. The inflation cabinet group provided by the invention comprises the inflation cabinets, the inflation cabinets are sequentially arranged side by side, the first pressure relief openings of the adjacent inflation cabinets are mutually communicated, the communication positions of the first pressure relief openings of the adjacent inflation cabinets are respectively provided with the sealing piece, and the arrangement enables the pressure relief cavities between the inflation cabinets to be communicated, so that the pressure relief air in a single inflation cabinet is buffered again, the pressure relief space is increased, and the pressure relief can be carried out more efficiently.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;
FIG. 1 is a schematic front view of a pressure relief passage of an inflatable cabinet according to embodiment 1 of the present invention;
FIG. 2 is a schematic cross-sectional view of a pressure relief passage of an inflatable cabinet according to embodiment 1 of the present invention;
FIG. 3 is a perspective view of a pressure relief passage of an inflatable cabinet according to embodiment 1 of the present invention;
FIG. 4 is a schematic front view of a pressure relief vent of an inflatable cabinet according to comparative example 2 of the present invention;
FIG. 5 is a schematic perspective view of a pressure relief vent of an inflatable cabinet according to comparative example 2 of the present invention;
FIG. 6 is a perspective view of the inflatable cabinet of the present invention;
the reference numbers are as follows:
1. a pressure relief channel of the gas-filled cabinet; 11. a top pressure relief airway; 111. a top pressure relief valve; 12. a lateral pressure relief airway; 121. a side pressure relief valve; 122. a first pressure relief port; 13. the bottom part is provided with a pressure relief air passage; 131. a second pressure relief vent;
2. an upper air box; 3. a lower air box; 4. a top pressure relief vent.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators such as the first, second, upper, lower, left, right, front and rear … … in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture as shown in the drawings, and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The invention will be further described with reference to the following figures:
example 1:
referring to fig. 1-3, the present invention provides an air-filled tank pressure relief channel, comprising:
the top pressure relief air passage 11 is a closed first horizontal cavity, and a top pressure relief valve 111 is arranged in the first horizontal cavity;
the lateral pressure relief air passage 12 is a sealed vertical cavity, a lateral pressure relief valve 121 is arranged in the vertical cavity, and a plurality of first pressure relief ports 122 are formed in the side surface of the vertical cavity;
the bottom pressure relief air passage 13 is a closed second horizontal cavity, and a second pressure relief opening 131 is formed in the bottom of the second horizontal cavity;
the first horizontal cavity, the vertical cavity and the second horizontal cavity are sequentially communicated from top to bottom to form an air inflation cabinet pressure relief channel 1; the pressure relief channel 1 of the inflatable cabinet is provided with two pressure relief ports, the first pressure relief port is arranged on the side surface of the side pressure relief channel and is provided with a plurality of first pressure relief ports 122, the second pressure relief port is arranged on the bottom surface of the bottom pressure relief channel, and the arrangement is such that the pressure relief channel 1 of the inflatable cabinet is provided with a plurality of pressure relief ports, so that the pressure in the inflatable cabinet can be relieved from a plurality of directions, the purpose of rapid pressure relief is achieved, and the accident risk of equipment is reduced; in addition, the pressure relief ports are arranged on the side surface and the bottom surface, so that the impact of the pressure gas discharged to the equipment placing roof is avoided compared with the traditional mode that the pressure relief ports are arranged on the top of the inflatable cabinet; in addition, the first horizontal cavity, the vertical cavity and the second horizontal cavity are sequentially communicated from top to bottom to form a pressure relief channel 1 of the inflatable cabinet, the top pressure relief valve 111 is arranged in the top pressure relief channel, pressure gas released from the top pressure relief valve 111 enters the vertical cavity after moving horizontally in the first horizontal cavity, the pressure gas is buffered at the moment, the impact force of the buffered pressure gas is greatly reduced, and then a part of the buffered pressure gas moves downwards and is released through the plurality of first pressure relief ports 122, and the other part of the buffered pressure gas continues to move downwards and flows into the second horizontal cavity and is released through the second pressure relief port 131; after the pressure gas discharged by the side pressure release valve 121 moves in the vertical cavity, a part of the pressure gas is discharged through the first pressure release ports 122, and a part of the pressure gas continuously moves downwards and flows into the second horizontal cavity to be discharged through the second pressure release port 131, so that the pressure gas discharged by the top pressure release valve 111 or the side pressure release valve 121 is discharged after being buffered, the impact force is greatly reduced, and the influence on the surrounding environment when the pressure gas is discharged is reduced.
As a preferred embodiment, at least one side surface of the vertical cavity is provided with a plurality of first pressure relief openings 122, when the inflatable cabinet only needs one independent use, only one side surface of the vertical cavity needs to be provided with a plurality of pressure relief openings, for example, in the embodiment, six first pressure relief openings 122 are provided, and the six pressure relief openings are arranged at intervals from top to bottom, so that a plurality of directions are provided for pressure relief, and rapid pressure relief is facilitated; when the inflatable cabinets need to be arranged side by side for use, a plurality of first pressure relief ports 122 need to be arranged on two opposite side surfaces of the vertical cavity, so that the adjacent inflatable cabinets can be conveniently communicated with each other through pressure relief channels.
As a preferred embodiment, the plurality of first pressure relief ports 122 are arranged at intervals from top to bottom, specifically, referring to the flow direction of the pressure gas in the pressure relief channel in fig. 1, the plurality of first pressure relief ports 122 are arranged on a vertical flow path of the pressure gas, so that the pressure gas can be buffered and can be quickly relieved; the pressure gas discharged from the top pressure release valve 111 flows in the first horizontal cavity along the arrow a and then reaches the vertical cavity, and a part of the pressure gas is discharged from the different first pressure release ports 122, and a part of the pressure gas reaches the second horizontal cavity and is discharged from the second pressure release port 131; the pressure gas discharged from the side pressure relief valve 121 is partially discharged from the different first pressure relief port 122 in the vertical cavity along the arrow b, and partially discharged from the second pressure relief port 131 to reach the second horizontal cavity.
In a preferred embodiment, the top pressure relief valve 111 is disposed on the bottom surface of the first horizontal cavity, and its exhaust port faces the interior of the first horizontal cavity.
As a preferred embodiment, the side pressure relief valve 121 is disposed on the side of the vertical cavity where the first pressure relief port 122 is not disposed, and the exhaust port thereof faces the inside of the vertical cavity.
As a preferred embodiment, the first horizontal cavity, the vertical cavity and the second horizontal cavity are rectangular cavities, the three rectangular cavities are sequentially assembled into the C-shaped communicating cavity in an end-to-end mode, and sealing elements are arranged at the connecting positions.
As a preferred embodiment, an explosion-proof valve is further disposed at the second pressure relief port 131, and is used for preventing the explosion of the gas-filled cabinet caused by an excessive pressure in the pressure relief channel, and ensuring the safety of the gas-filled cabinet again.
Comparative example 2:
referring to fig. 4 and 5, an inflatable cabinet pressure relief duct 1 comprises:
the top pressure relief air passage 11 is a closed first horizontal cavity, a top pressure relief valve 111 is arranged at the bottom of the first horizontal cavity, and a top pressure relief opening 4 is formed in the top of the first horizontal cavity;
the lateral pressure relief air passage 12 is a sealed vertical cavity, and a lateral pressure relief valve 121 is arranged in the vertical cavity;
the bottom pressure relief air passage 13 is a closed second horizontal cavity, and a second pressure relief opening 131 is formed in the bottom of the second horizontal cavity;
the first horizontal cavity, the vertical cavity and the second horizontal cavity are sequentially communicated from top to bottom to form an inflatable cabinet pressure relief channel 1, and in such a setting, pressure gas released by the top pressure relief valve 111 directly rushes out of the top pressure relief opening 4, and the height of the inflatable cabinet is about 2.8 meters generally, so that the pressure gas directly leaks out of the top pressure relief opening 4, and the carried impact force brings impact force to the roof of a room in which the inflatable cabinet is placed; in addition, the lateral pressure relief valve 121 is buffered after entering the vertical cavity, but the pressure in the lateral pressure relief valve cannot be timely released due to the fact that the lateral pressure relief valve is far away from the top pressure relief opening 4 at the top or the second pressure relief opening 131 at the bottom, and the inflatable cabinet has unexpected risks.
Example 3:
referring to fig. 6, the invention further provides an inflatable cabinet, which comprises an upper air box 2, a lower air box 3 and the inflatable cabinet pressure relief channel 1, wherein the upper air box 2 is arranged below the top pressure relief channel, and the top pressure relief valve 111 is communicated with the upper air box 2; lower air box 3 sets up between last air box 2 and bottom pressure release channel, and with lateral part pressure release channel borders on, lateral part relief valve 121 and lower air box 3 intercommunication, so setting provides a plurality of pressure release mouths for aerifing the cabinet, is convenient for aerify the quick discharge of the pressure of cabinet, and top pressure release channel, lateral wall pressure release channel and bottom pressure release channel's setting will go up air box 2 and lower air box 3 cladding simultaneously, though whole volume increases to some extent, but can not increase the thickness of aerifing the cabinet, consequently in certain space, can not reduce aerifing placing the total number of cabinet.
As a preferred embodiment, the joints of the upper air box 2, the lower air box 3 and the air charging cabinet pressure relief channel 1 are all provided with sealing parts.
Example 4:
the invention also provides an inflatable cabinet group which comprises a plurality of inflatable cabinets, wherein the inflatable cabinets are sequentially arranged side by side, the first pressure relief openings 122 of the adjacent inflatable cabinets are mutually communicated, and the communication parts of the first pressure relief openings 122 of the adjacent inflatable cabinets are respectively provided with a sealing element, so that the pressure relief cavities between every two inflatable cabinets are communicated, the pressure relief air in a single inflatable cabinet is buffered again, the pressure relief space is increased, and the pressure relief can be carried out more efficiently.
The foregoing is a detailed description of the invention, and specific examples are used herein to explain the principles and implementations of the invention, the above description being merely intended to facilitate an understanding of the principles and core concepts of the invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (10)
1. An inflatable cabinet pressure relief channel, comprising:
the top pressure relief air passage is a closed first horizontal cavity, and a top pressure relief valve is arranged in the first horizontal cavity;
the lateral pressure relief air passage is a closed vertical cavity, a lateral pressure relief valve is arranged in the vertical cavity, and a plurality of first pressure relief ports are formed in the side face of the vertical cavity;
the bottom pressure relief air passage is a closed second horizontal cavity, and a second pressure relief opening is formed in the bottom of the second horizontal cavity;
the first horizontal cavity, the vertical cavity and the second horizontal cavity are communicated from top to bottom in sequence to form a pressure relief channel of the inflatable cabinet.
2. The inflatable cabinet pressure relief channel of claim 1, wherein at least one side of said vertical cavity is provided with a plurality of first pressure relief vents.
3. The decompression channel of an inflatable cabinet according to claim 2, wherein a plurality of first decompression openings are formed on two opposite side surfaces of the vertical cavity.
4. The decompression channel of an inflatable cabinet according to any one of claims 1 to 3, wherein the first decompression ports are arranged at intervals from top to bottom.
5. The decompression channel of an inflatable cabinet according to any one of claims 1 to 3, wherein the first horizontal cavity, the vertical cavity and the second horizontal cavity are rectangular cavities, and the three rectangular cavities are sequentially assembled into a C-shaped communicating cavity end to end, and a sealing element is arranged at the joint.
6. An inflatable cabinet pressure relief passage as claimed in any of claims 1 to 3 wherein an explosion proof valve is provided at the second pressure relief opening.
7. The decompression channel of an inflatable cabinet according to any one of claims 1 to 3, wherein the first horizontal cavity, the vertical cavity and the second horizontal cavity are rectangular cavities, and the three rectangular cavities are sequentially assembled into a C-shaped communicating cavity end to end, and a sealing element is arranged at the joint.
8. An inflatable cabinet, characterized by comprising an upper air box, a lower air box and the pressure relief channel of the inflatable cabinet as claimed in any one of claims 1 to 7, wherein the upper air box is arranged below the pressure relief channel at the top, and the pressure relief valve at the top is communicated with the upper air box; the lower air box is arranged between the upper air box and the bottom pressure relief channel and is adjacent to the lateral pressure relief channel, and the lateral pressure relief valve is communicated with the lower air box.
9. The inflatable cabinet of claim 8, wherein a seal is disposed at the connection of the upper air box, the lower air box and the pressure relief channel of the inflatable cabinet.
10. An inflatable cabinet group, characterized by comprising a plurality of inflatable cabinets according to claim 8 or 9, wherein the inflatable cabinets are arranged side by side in sequence, the first pressure relief ports of adjacent inflatable cabinets are communicated with each other, and a sealing element is arranged at the communication position of the first pressure relief ports of the adjacent inflatable cabinets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110253610.2A CN112943988A (en) | 2021-03-09 | 2021-03-09 | Aerify cabinet pressure release passageway, aerify cabinet and aerify cabinet group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110253610.2A CN112943988A (en) | 2021-03-09 | 2021-03-09 | Aerify cabinet pressure release passageway, aerify cabinet and aerify cabinet group |
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| CN112943988A true CN112943988A (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110253610.2A Pending CN112943988A (en) | 2021-03-09 | 2021-03-09 | Aerify cabinet pressure release passageway, aerify cabinet and aerify cabinet group |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114709745A (en) * | 2022-04-29 | 2022-07-05 | 山东汇能电气有限公司 | Pressure relief structure and pressure relief method for safety explosion prevention of inflatable cabinet |
-
2021
- 2021-03-09 CN CN202110253610.2A patent/CN112943988A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114709745A (en) * | 2022-04-29 | 2022-07-05 | 山东汇能电气有限公司 | Pressure relief structure and pressure relief method for safety explosion prevention of inflatable cabinet |
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