CN220632827U - Positive pressure explosion-proof control cabinet - Google Patents
Positive pressure explosion-proof control cabinet Download PDFInfo
- Publication number
- CN220632827U CN220632827U CN202322238474.7U CN202322238474U CN220632827U CN 220632827 U CN220632827 U CN 220632827U CN 202322238474 U CN202322238474 U CN 202322238474U CN 220632827 U CN220632827 U CN 220632827U
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- fire
- cabinet body
- positive pressure
- cabinet
- control cabinet
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- 239000007921 spray Substances 0.000 claims abstract description 38
- 230000006835 compression Effects 0.000 claims abstract description 19
- 238000007906 compression Methods 0.000 claims abstract description 19
- 239000000779 smoke Substances 0.000 claims abstract description 15
- 238000005507 spraying Methods 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 6
- 125000004122 cyclic group Chemical group 0.000 abstract description 2
- 238000009423 ventilation Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model relates to the technical field of explosion-proof control cabinets and discloses a positive pressure explosion-proof control cabinet which comprises a cabinet body and a top box positioned at the top of the cabinet body, wherein rotary fire extinguishing structures comprising a motor, a turntable, a smoke sensor, a compression spray tank, a spray valve and balls are arranged on the cabinet body and the top box and used for all-round extinguishing of fire conditions in the cabinet body. The positive pressure explosion-proof control cabinet senses the fire condition by the smoke sensor when the flame occurs in the cabinet, and in order to ensure that the fire extinguishing agent sprayed by the spray valves can accurately and comprehensively cover the fire starting point, the rotary table is driven by the rotary table to rotate by matching with the starting motor so as to drive the compression spray tank and the spray valves to rotate along with the rotary table, and as a plurality of groups of spray valves are installed at multiple angles, the fire extinguishing agent sprayed in the cyclic rotation process of the spray valves can be ensured to completely cover the fire starting point in the cabinet, so that the problems that the traditional fire extinguishing structure is usually installed in the positive pressure explosion-proof control cabinet in a fixed mode, the fire cannot be accurately and timely extinguished according to different fire starting points in the control cabinet and potential safety hazards exist are solved.
Description
Technical Field
The utility model relates to the technical field of explosion-proof control cabinets, in particular to a positive pressure explosion-proof control cabinet.
Background
The positive pressure explosion-proof control cabinet is widely used in system control, the explosion-proof principle of the positive pressure explosion-proof control cabinet mainly adopts explosion-proof measures of medium isolation ignition sources, all electric elements of a user are arranged in a shell filled with pressure clean medium, inflammable and explosive mixed gas in the external environment cannot contact electric sparks or dangerous temperatures generated by the electric elements during normal operation, and therefore the purpose of explosion prevention of the electric appliances is achieved.
The utility model discloses a positive pressure type explosion-proof electric control cabinet in Chinese patent publication No. CN215419226U, belongs to the technical field of electric equipment, and mainly solves the problems that when the traditional electric control cabinet is used, the internal ventilation operation is inconvenient, the arrangement of an open type ventilation opening is easy to cause external moisture to enter the electric control cabinet, the connection between circuit lines is caused to generate an electrifying barrier, the electrifying safety accident is caused, and the electric control cabinet is difficult to directly inhibit the fire and easily cause explosion caused by burning of big fire. With respect to the related art in the above, the inventors consider that there are the following drawbacks: although in the prior art, the fan and the ventilation opening are arranged to ventilate and cool the inside of the electric control box, so that the temperature inside the electric control box is reduced, the normal operation of the electric control box is ensured, and when a fire disaster occurs inside the electric control box, the electric control box is convenient to directly inhibit the fire disaster inside the electric control box in time through the arrangement of the fire extinguishing box, the vertical pipe and the spray head, and the further increase of the fire disaster is avoided; the fire extinguishing structure is arranged in the existing positive pressure explosion-proof control cabinet, the fire extinguishing structure is usually arranged in the positive pressure explosion-proof control cabinet in a fixed mode, accurate and timely fire extinguishing cannot be performed according to different fire points in the control cabinet, and fire cannot be effectively extinguished in time, so that the positive pressure explosion-proof control cabinet is required, the fire extinguishing agent injection angle of the fire extinguishing structure can be adjusted, the injected fire extinguishing agent can be guaranteed to comprehensively cover the fire points in the control cabinet, and the fire extinguishing control can be timely and effectively performed.
Disclosure of Invention
The utility model provides a positive pressure explosion-proof control cabinet, which aims to solve the technical problems that a fire extinguishing structure is usually arranged in a fixed mode in the positive pressure explosion-proof control cabinet, and can not extinguish fire accurately and timely according to different fire points in the control cabinet, so that the fire can not be effectively extinguished and controlled timely.
The utility model is realized by adopting the following technical scheme: the utility model provides an explosion-proof switch board of malleation, includes the cabinet body and is located the top case at its top, be provided with rotatory fire extinguishing structure on the cabinet body and the top case, including motor, carousel, smoke transducer, compression spray tank, spray valve, ball for the condition of a fire that the cabinet is inside to appear is all-round eliminated.
Preferably, the motor is arranged on the bottom wall of the inner cavity of the top box, the turntable is movably embedded and arranged on the top wall of the inner cavity of the cabinet body, the output end of the motor is fixedly connected with the top of the turntable through a connecting shaft, and a plurality of groups of balls are movably arranged on the grooved parts of the side walls of the turntable connected with the top wall of the inner cavity of the cabinet body.
Preferably, the smoke sensor is arranged at the bottom of the turntable, two groups of compression spraying tanks are arranged at the bottom of the turntable, the two groups of compression spraying tanks are distributed at two sides of the smoke sensor, and a plurality of groups of spraying valves are distributed and arranged at output ports of the compression spraying tanks.
Preferably, a ceiling is arranged at the top of the top box through a supporting rod, and an alarm is arranged at the top of the ceiling.
Preferably, an electric element is arranged in the inner cavity of the cabinet body, and a bottom box is arranged at the bottom of the cabinet body.
Preferably, the front of the cabinet body is provided with a cabinet door, and the cabinet door is provided with an operation button.
Compared with the prior art, the utility model has the beneficial effects that:
the positive pressure explosion-proof control cabinet is easy to cause fire disaster due to overhigh temperature in the use process, when a flame occurs, a smoke sensor senses the fire condition, in order to ensure that the fire extinguishing agent sprayed out by the spray valve can cover the fire condition accurately and comprehensively, the rotary table is driven by the starting motor to rotate so as to drive the compression spray tank and the spray valve to rotate in a following way, and as a plurality of groups of spray valves are installed at multiple angles, the fire extinguishing agent sprayed out in the circulating rotation process of the spray valves can cover the fire condition in the cabinet completely, so that the problems that the traditional fire extinguishing structure is usually installed in the positive pressure explosion-proof control cabinet in a fixed mode, the fire cannot be extinguished accurately and timely according to different fire conditions in the control cabinet, the fire condition cannot be effectively extinguished and controlled in time, and potential safety hazards exist are solved.
Drawings
FIG. 1 is a schematic view of the overall structure provided by the present utility model;
FIG. 2 is a schematic side cross-sectional view of the present utility model;
fig. 3 is an enlarged schematic view of the structure at a in fig. 2.
In the figure: 1. a cabinet body; 2. a top box; 3. a motor; 4. a turntable; 5. a smoke sensor; 6. compressing the spray tank; 7. a spray valve; 8. a ball; 9. a ceiling; 10. an alarm; 11. an electrical component; 12. a bottom box; 13. a cabinet door; 14. the button is operated.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
Example 1: referring to fig. 1-3, a positive pressure explosion-proof control cabinet of the present embodiment includes a cabinet body 1 and a top box 2 located at the top of the cabinet body, a ceiling 9 is installed at the top of the top box 2 through a supporting rod, an alarm 10 is installed at the top of the ceiling 9, an electric element 11 is arranged in an inner cavity of the cabinet body 1, a bottom box 12 is installed at the bottom of the cabinet body 1, a cabinet door 13 is installed at the front of the cabinet body 1, and an operation button 14 is provided on the cabinet door 13; the ceiling 9 plays a role in protecting the control cabinet from shielding, dust prevention and the like, and controls the alarm 10 to respond when the abnormal condition is monitored in the cabinet body 1, so that nearby personnel are reminded of paying attention to the safe use problem of the positive pressure explosion-proof control cabinet, and operations such as safe maintenance and overhaul are performed in time;
further, the cabinet body 1 and the top box 2 are provided with a rotary fire extinguishing structure, which comprises a motor 3, a turntable 4, a smoke sensor 5, compression spray cans 6, spray valves 7 and balls 8, and is used for all-round extinguishing the fire condition occurring in the cabinet body 1, wherein the motor 3 is arranged on the bottom wall of the inner cavity of the top box 2, the turntable 4 is movably embedded and arranged on the top wall of the inner cavity of the cabinet body 1, the output end of the motor 3 is fixedly connected with the top of the turntable 4 through a connecting shaft, a plurality of groups of balls 8 are movably arranged at the slotting positions of the side walls of the turntable 4 and the top wall of the inner cavity of the cabinet body 1, the smoke sensor 5 is arranged at the bottom of the turntable 4, two groups of compression spray cans 6 are arranged at the bottom of the turntable 4, the two groups of compression spray cans 6 are distributed on two sides of the smoke sensor 5, and a plurality of groups of spray valves 7 are distributed and arranged at the output ports of the compression spray cans 6; the positive pressure explosion-proof control cabinet is in the use because the radiant heat that inside electrical component 11 given off leads to its inside temperature to be too high easily and arouse the conflagration, when the flame appears by smoke sensor 5 response condition of a fire and through control module transmission signal control spray valve 7 opening, outwards spout the inside compression fire extinguishing agent of compression spray tank 6 through spray valve 7, in order to put out the condition of a fire of the internal portion of control cabinet 1, for guaranteeing to cover the fire by spray valve 7 spun fire extinguishing agent can accurate all-round, cooperation starter motor 3 drives carousel 4 simultaneously and rotates, and then drive compression spray tank 6 and spray valve 7 follow the rotation, because multiunit spray valve 7 is the multi-angle installation, ensure that the fire extinguishing agent of blowout can all cover the fire in the cabinet in the cyclic rotation in-process of spray valve 7, traditional fire extinguishing structure has been solved and has been installed in the inside of positive pressure explosion-proof control cabinet usually with fixed form, can't be in time put out the fire according to the fire of the difference in the control cabinet, lead to the fire can't be put out effectively in time, the problem of potential safety hazard exists.
Working principle: the alarm 10 is controlled to respond when the abnormal condition is monitored in the cabinet body 1, thereby reminding nearby personnel to pay attention to the safe use problem of the positive pressure explosion-proof control cabinet, operation such as safety maintenance is timely carried out, the positive pressure explosion-proof control cabinet is easy to cause fire because of the overhigh temperature in the use process, when the fire is generated, the smoke sensor 5 senses the fire, the fire can be accurately and comprehensively covered by the fire extinguishing agent sprayed by the spray valve 7 for ensuring, the rotary table 4 is driven to rotate by the cooperation of the starting motor 3, the compression spray tank 6 and the spray valve 7 are driven to rotate in a following manner, the multiple groups of spray valves 7 are installed in a multi-angle manner, the fire extinguishing agent sprayed in the circulating rotation process of the spray valve 7 can be ensured to completely cover the fire points in the cabinet, the problem that the traditional fire extinguishing structure is usually installed in the inside of the positive pressure explosion-proof control cabinet in a fixed manner, the fire can not be accurately and timely extinguished according to different fire points in the control cabinet, the fire can not be timely extinguished, and potential safety hazards exist is solved.
The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.
Claims (6)
1. The utility model provides an explosion-proof switch board of malleation, includes the cabinet body (1) and is located top case (2) at its top, its characterized in that, be provided with rotatory fire extinguishing structure on the cabinet body (1) and the top case (2), including motor (3), carousel (4), smoke transducer (5), compression spray tank (6), spray valve (7), ball (8) for all-round eliminate the inside condition of a fire that appears of cabinet body (1).
2. The positive pressure explosion-proof control cabinet according to claim 1, wherein the motor (3) is mounted on the bottom wall of the inner cavity of the top box (2), the turntable (4) is movably embedded and mounted on the top wall of the inner cavity of the cabinet body (1), the output end of the motor (3) is fixedly connected with the top of the turntable (4) through a connecting shaft, and a plurality of groups of balls (8) are movably mounted on the side wall grooving parts where the turntable (4) is connected with the top wall of the inner cavity of the cabinet body (1).
3. The positive pressure explosion-proof control cabinet according to claim 1, wherein the smoke sensor (5) is installed at the bottom of the turntable (4), two groups of the compression spraying tanks (6) are installed at the bottom of the turntable (4), the two groups of the compression spraying tanks (6) are distributed on two sides of the smoke sensor (5), and the multiple groups of the spraying valves (7) are distributed and installed at output ports of the compression spraying tanks (6).
4. The positive pressure explosion-proof control cabinet according to claim 1, wherein a ceiling (9) is arranged at the top of the top box (2) through a supporting rod, and an alarm (10) is arranged at the top of the ceiling (9).
5. The positive pressure explosion-proof control cabinet according to claim 1, wherein an inner cavity of the cabinet body (1) is provided with an electric element (11), and a bottom box (12) is installed at the bottom of the cabinet body (1).
6. The positive pressure explosion-proof control cabinet according to claim 1, wherein a cabinet door (13) is installed on the front surface of the cabinet body (1), and an operation button (14) is arranged on the cabinet door (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322238474.7U CN220632827U (en) | 2023-08-21 | 2023-08-21 | Positive pressure explosion-proof control cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322238474.7U CN220632827U (en) | 2023-08-21 | 2023-08-21 | Positive pressure explosion-proof control cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220632827U true CN220632827U (en) | 2024-03-22 |
Family
ID=90287765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322238474.7U Active CN220632827U (en) | 2023-08-21 | 2023-08-21 | Positive pressure explosion-proof control cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220632827U (en) |
-
2023
- 2023-08-21 CN CN202322238474.7U patent/CN220632827U/en active Active
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