CN219659186U - Fireproof plugging device for protective screen cabinet - Google Patents
Fireproof plugging device for protective screen cabinet Download PDFInfo
- Publication number
- CN219659186U CN219659186U CN202321016605.0U CN202321016605U CN219659186U CN 219659186 U CN219659186 U CN 219659186U CN 202321016605 U CN202321016605 U CN 202321016605U CN 219659186 U CN219659186 U CN 219659186U
- Authority
- CN
- China
- Prior art keywords
- screen cabinet
- main body
- cooling
- protection screen
- cabinet main
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 31
- 238000001816 cooling Methods 0.000 claims abstract description 59
- 238000009413 insulation Methods 0.000 claims abstract description 22
- 238000005192 partition Methods 0.000 claims abstract description 19
- 239000012530 fluid Substances 0.000 claims abstract description 11
- 230000000903 blocking effect Effects 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 27
- 238000009434 installation Methods 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 239000007787 solid Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Casings For Electric Apparatus (AREA)
Abstract
The utility model discloses a fireproof blocking device for a protective screen cabinet, which relates to the technical field of transformer substation protection and comprises a protective screen cabinet main body, wherein a cooling unit is arranged at the bottom of the protective screen cabinet main body and fixedly connected with the protective screen cabinet main body, a heat insulation partition plate is arranged in the middle of the protective screen cabinet main body and divides the protective screen cabinet main body into an upper compartment and a lower compartment, the cooling unit comprises a cooling box, a cooling cavity is formed in the cooling box, an expansion air bag is arranged at the bottom of the cooling cavity, magnetorheological fluid is filled in the expansion air bag, an electromagnetic coil is arranged in the expansion air bag, condensate is filled in the cooling cavity, and an output pipe is arranged at the top of the cooling box. According to the utility model, after the fire temperature in the main body of the protection screen cabinet rises, the condensate in the cooling box can be automatically discharged, and the protection screen cabinet is cooled by utilizing a heat conduction mode, so that potential safety hazards caused by rapid high temperature to the protection screen cabinet, instrument appliances in the protection screen cabinet and the whole transformer room are effectively eliminated.
Description
Technical Field
The utility model relates to the technical field of transformer substation protection, in particular to a fireproof blocking device for a protective screen cabinet.
Background
The transformer substation is a boosting transformer substation, and is used for boosting the electric energy generated by a generator and then feeding the boosted electric energy into a high-voltage power grid, so that a large number of electronic instruments are needed for converting the voltage and the current, and the electronic instruments are required to be placed into a protection screen cabinet for protection.
The existing protective screen cabinet can achieve the blocking effect when a fire disaster occurs, but the existing expansion type heat insulation plate needs to be large in fire, and the expansion type heat insulation plate is completely combusted to block the protective screen cabinet, so that electronic instruments in the protective screen cabinet are seriously damaged and cannot be used.
As disclosed in chinese patent publication No. CN210608265U, the second fixing block is pushed downwards by the second spring, the second fixing block moves downwards to drive the sealing plate to move downwards, the sealing plate moves downwards to enable the bottom end of the sealing plate to enter the inside of the clamping groove, the sealing plate moves downwards to drive the protruding block to move downwards, the protruding block moves downwards to enable the protruding block to enter the inside of the groove, and two sealing gaskets on the protruding block are in contact with the inner surface of the groove, so that the sealing of the top of the sealing plate is completed.
The following problems exist in the prior art:
the device utilizes the principle that flame burns consumption oxygen to seal whole protection screen cabinet, and final flame burns and leads to oxygen to consume, makes flame extinguish, but when burning and the back protection screen cabinet in the temperature rise sharply in the limited space, the instrument electrical apparatus in protection screen cabinet and the screen cabinet has the potential safety hazard of explosion, and the too high temperature of protection screen cabinet can directly influence the temperature of whole transformer room simultaneously, brings uncertain factor for the potential safety hazard of whole transformer room.
Disclosure of Invention
The utility model provides a fireproof blocking device for a protective screen cabinet, which aims to solve the problems in the background technology.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a protection screen cabinet fire prevention plugging device, includes the protection screen cabinet main part, protection screen cabinet main part bottom is equipped with cooling unit, cooling unit and protection screen cabinet main part fixed connection, the middle part is equipped with adiabatic baffle in the protection screen cabinet main part, adiabatic baffle is with the protection screen cabinet main part split into compartment and lower compartment, electronic component is installed to the lower compartment, the adiabatic unit is installed to the compartment, cooling unit includes the cooling tank, the cooling chamber has been seted up in the cooling tank, the cooling chamber bottom is equipped with and expands the gasbag, the inside magnetorheological fluid that has been injected of expansion gasbag, be equipped with solenoid in the expansion gasbag, the cooling chamber is injected with the condensate, the cooling tank top is equipped with the output tube, protection screen cabinet main part bottom is equipped with the opening, the cooling tank is located the opening part, cooling tank and protection screen cabinet main part fixed connection, it is in the cooling chamber to expand gasbag and solenoid swing joint to expand the gasbag, the output tube runs through the cooling chamber to the cooling chamber, and the other end runs through in the cooling chamber under the protection screen cabinet main part through the opening.
The technical scheme of the utility model is further improved as follows: the electromagnetic coil is connected with an external access port through a wire, and a sealing piece is arranged at the connecting part of the electromagnetic coil and the external access port, wherein the sealing piece is arranged, so that overflow caused by outflow of magnetorheological fluid from the access port is avoided, particularly, after an electronic element in the protective screen cabinet fires, the temperature rises, the electromagnetic coil is electrified, the electromagnetic coil generates magnetism, the magnetorheological fluid in the expansion air bag is changed into a quasi-solid form from the quasi-liquid form, at the moment, the expansion air bag is filled with the quasi-solid magnetorheological fluid because of the self-deformable characteristic of the expansion air bag, the expansion air bag expands, the volume becomes larger, the condensate water level in the cooling cavity rises, and then the rising condensate water level enters the opening at the bottom of the protective screen cabinet main body through an output pipe, and then the temperature of the protective screen noble body is absorbed in a heat conduction mode.
The technical scheme of the utility model is further improved as follows: the heat insulation unit comprises an electric push rod, the electric push rod is vertically arranged at the top of the heat insulation partition board, a connecting block is arranged at the top of the electric push rod, clamping grooves are formed in two ends of the connecting block, connecting rods are arranged in the clamping grooves, sleeves are arranged at the other ends of the connecting rods, the sleeves are located on a fixing shaft, the fixing shaft is located an arc-shaped mounting block, and the arc-shaped mounting block is arranged on a sealing plate.
The technical scheme of the utility model is further improved as follows: the electric putter is vertical fixed mounting in adiabatic baffle top, electric putter passes through the fastener with the connecting block and is connected, the connecting block passes through draw-in groove and connecting rod joint, the connecting rod other end and sleeve welding, the sleeve cup joints on the fixed axle, fixed axle fixed mounting is in arc installation piece, arc installation piece and closing plate fixed connection.
The technical scheme of the utility model is further improved as follows: the heat insulation partition board is characterized in that sliding grooves are formed in two ends of the heat insulation partition board, the sealing plate is vertically arranged in the sliding grooves, the sealing plate is in sliding connection with the heat insulation partition board, a socket is fixedly arranged at the bottom of the lower compartment, a slot is formed in the socket, the sealing plate is in sliding connection with the socket through the slot, after the temperature sensor detects abnormal temperature, the electric push rod contracts, the connecting block descends at the moment, then drives the connecting rod to descend, the sleeve welded at the other end of the connecting rod drives the fixing shaft to descend, the sealing plate is inserted into the sliding grooves on the heat insulation partition board, then the sealing plate descends into the slot of the socket finally, the sealing plates at the two ends seal the lower compartment of the main body of the protective screen cabinet, and the upper compartment is not influenced because of the arrangement of the heat insulation partition board.
The technical scheme of the utility model is further improved as follows: the top of the lower compartment is provided with a temperature sensor which is connected with the electric push rod through a wire.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
the utility model provides a fireproof plugging device for a protective screen cabinet, which is characterized in that a cooling unit is arranged to enable condensate in a cooling box to be discharged automatically after the fire temperature in a protective screen cabinet main body rises, and the temperature of the protective screen cabinet is cooled by utilizing a heat conduction mode, so that potential safety hazards caused by rapid high temperature to the protective screen cabinet, instrument appliances in the protective screen cabinet and a whole transformer room are effectively eliminated.
The utility model provides a fireproof plugging device for a protective screen cabinet, which enables the protective screen cabinet to form two chambers through arranging an insulating partition plate and an insulating unit, and can isolate a compartment when a fire disaster occurs in the chambers, so that the fire is finally extinguished by consuming the burnt oxygen.
Drawings
FIG. 1 is a schematic perspective view of the whole device of the present utility model;
FIG. 2 is a schematic top view of a portion of the apparatus of the present utility model;
FIG. 3 is a schematic view showing a three-dimensional enlarged structure of the heat insulating unit of the present utility model;
fig. 4 is a schematic diagram showing a front view of the cooling unit of the present utility model.
In the figure: 1. a protective screen cabinet main body; 2. a heat insulating partition; 301. a cooling box; 302. a cooling chamber; 303. expanding the air bag; 304. magnetorheological fluid; 305. an electromagnetic coil; 306. condensate liquid; 307. an output pipe; 401. an electric push rod; 402. a connecting block; 403. a connecting rod; 404. a sleeve; 405. a fixed shaft; 406. an arc-shaped mounting block; 407. a sealing plate; 408. a socket; 409. a temperature sensor.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution:
embodiment one:
the utility model provides a protection screen cabinet fire prevention plugging device, including protection screen cabinet main part 1, protection screen cabinet main part 1 bottom is equipped with cooling unit, cooling unit and protection screen cabinet main part 1 fixed connection, the middle part is equipped with adiabatic baffle 2 in the protection screen cabinet main part 1, adiabatic baffle 2 is with protection screen cabinet main part 1 partition into upper compartment and lower compartment, electronic component is installed to the lower compartment, the adiabatic unit is installed to the upper compartment, cooling unit includes cooling box 301, cooling chamber 302 has been seted up in the cooling box 301, cooling chamber 302 bottom is equipped with and expands gasbag 303, the inside magnetorheological fluid 304 that has been injected of expansion gasbag 303, be equipped with solenoid 305 in the expansion gasbag 303, cooling chamber 302 is injected with condensate 306, cooling box 301 top is equipped with output tube 307, protection screen cabinet main part 1 bottom is equipped with the opening, cooling box 301 is located the opening part, cooling box 301 and protection screen cabinet main part 1 fixed connection, expand gasbag 303 fixed mounting in cooling chamber 302, expand gasbag 303 and solenoid 305 swing joint, the output tube 307 runs through cooling chamber 302 to the cooling chamber, and the other end of output tube 307 runs through in the protection screen cabinet main part 1 to the lower compartment through the opening.
After the electronic component in the protection screen cabinet fires, the temperature rises, the electromagnetic coil 305 is electrified, the electromagnetic coil 305 generates magnetism, the magnetorheological fluid 304 in the expansion air bag 303 is changed into a quasi-solid form from a quasi-liquid form, at the moment, the expansion air bag 303 is filled with the quasi-solid magnetorheological fluid 304 because of the self-deformable characteristic of the expansion air bag 303, the expansion air bag 303 expands, the volume becomes large, the water level of condensate 306 in the cooling cavity 302 rises, the condensate 306 which continuously rises enters the opening at the bottom of the protection screen cabinet main body 1 through the output pipe 307, and then the temperature of the protection screen noble body 1 is absorbed in a heat conduction mode.
Embodiment two:
based on the first embodiment: the solenoid 305 is connected to an external access port wire and a seal is provided at the connection. The sealing member is arranged to prevent the magnetorheological fluid 304 from flowing out of the inlet to cause overflow.
Embodiment III:
based on the first embodiment and the second embodiment: the heat insulation unit comprises an electric push rod 401, wherein the electric push rod 401 is vertically arranged at the top of a heat insulation partition plate 2, a connecting block 402 is arranged at the top of the electric push rod 401, clamping grooves are formed in two ends of the connecting block 402, a connecting rod 403 is arranged in each clamping groove, a sleeve 404 is arranged at the other end of each connecting rod 403, the sleeve 404 is arranged on a fixed shaft 405, the fixed shaft 405 is arranged in an arc-shaped mounting block 406, and the arc-shaped mounting block 406 is arranged on a sealing plate 407.
The electric putter 401 is vertical fixed mounting in adiabatic baffle 2 tops, and electric putter 401 passes through the fastener with connecting block 402 to be connected, and connecting block 402 passes through draw-in groove and connecting rod 403 joint, and the connecting rod 403 other end welds with sleeve 404, and sleeve 404 cup joints on fixed axle 405, and fixed axle 405 fixed mounting is in arc installation piece 406, arc installation piece 406 and closing plate 407 fixed connection.
The both ends of adiabatic baffle 2 are equipped with the sliding tray, and closing plate 407 is vertical installs in the sliding tray, and closing plate 407 and adiabatic baffle 2 sliding connection, and lower compartment bottom fixed mounting has socket 408, is equipped with the slot on the socket 408, and closing plate 407 passes through slot and socket 408 sliding connection, and lower compartment top is equipped with temperature sensor 409, and temperature sensor 409 and electric putter 401 electric wire connection.
Embodiment four:
based on the implementation of the first, second and third embodiments: when the temperature sensor 409 detects abnormal temperature, the electric push rod 401 contracts, the connecting block 402 descends at this moment, then drives the connecting rod 403 to descend, at this moment, the sleeve 404 welded at the other end of the connecting rod 403 drives the fixed shaft 405 to descend, because the sealing plate 407 is inserted in the sliding groove on the heat insulation partition plate 2, then the sealing plate 407 descends and finally is inserted in the slot of the socket 408, the sealing plates 407 at two ends seal the lower compartment of the protection screen cabinet main body 1, and because the upper compartment of the heat insulation partition plate 2 is not affected.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
Claims (6)
1. The utility model provides a protection screen cabinet fire prevention plugging device, includes protection screen cabinet main part (1), its characterized in that: the protection screen cabinet comprises a protection screen cabinet main body (1), wherein a cooling unit is arranged at the bottom of the protection screen cabinet main body (1), the cooling unit is fixedly connected with the protection screen cabinet main body (1), an insulation partition board (2) is arranged in the middle of the inside of the protection screen cabinet main body (1), the protection screen cabinet main body (1) is divided into an upper compartment and a lower compartment by the insulation partition board (2), an electronic element is arranged in the lower compartment, and an insulation unit is arranged in the upper compartment;
the cooling unit comprises a cooling box (301), a cooling cavity (302) is formed in the cooling box (301), an expansion air bag (303) is arranged at the bottom of the cooling cavity (302), magnetorheological fluid (304) is injected into the expansion air bag (303), an electromagnetic coil (305) is arranged in the expansion air bag (303), condensate (306) is injected into the cooling cavity (302), an output pipe (307) is arranged at the top of the cooling box (301), an opening is formed in the bottom of the protective screen cabinet main body (1), and the cooling box (301) is positioned at the opening;
the cooling box (301) is fixedly connected with the protection screen cabinet main body (1), the expansion air bag (303) is fixedly arranged in the cooling cavity (302), the expansion air bag (303) is movably connected with the electromagnetic coil (305), the output pipe (307) penetrates through the cooling box (301) to the inside of the cooling cavity (302), and the other end of the output pipe (307) penetrates through the protection screen cabinet main body (1) to the inside of the lower compartment through the opening.
2. The protective screen cabinet fireproof plugging device according to claim 1, wherein: the electromagnetic coil (305) is connected with an external access port through a wire, and a sealing piece is arranged at the connecting position.
3. The protective screen cabinet fireproof plugging device according to claim 1, wherein: the heat insulation unit comprises an electric push rod (401), the electric push rod (401) is vertically arranged at the top of a heat insulation partition plate (2), a connecting block (402) is arranged at the top of the electric push rod (401), clamping grooves are formed in two ends of the connecting block (402), connecting rods (403) are arranged in the clamping grooves, sleeves (404) are arranged at the other ends of the connecting rods (403), the sleeves (404) are located on a fixing shaft (405), the fixing shaft (405) is located in an arc-shaped mounting block (406), and the arc-shaped mounting block (406) is mounted on a sealing plate (407).
4. A protective screen cabinet fire blocking device according to claim 3, wherein: the electric putter (401) is vertical fixed mounting in adiabatic baffle (2) top, electric putter (401) are connected through the fastener with connecting block (402), connecting block (402) pass through draw-in groove and connecting rod (403) joint, connecting rod (403) other end and sleeve (404) welding, sleeve (404) cup joint on fixed axle (405), fixed axle (405) fixed mounting is in arc installation piece (406), arc installation piece (406) and closing plate (407) fixed connection.
5. The protective screen cabinet fire blocking device according to claim 4, wherein: the heat insulation partition plate is characterized in that sliding grooves are formed in two ends of the heat insulation partition plate (2), the sealing plate (407) is vertically arranged in the sliding grooves, the sealing plate (407) is in sliding connection with the heat insulation partition plate (2), a socket (408) is fixedly arranged at the bottom of the lower compartment, a slot is formed in the socket (408), and the sealing plate (407) is in sliding connection with the socket (408) through the slot.
6. A protective screen cabinet fire blocking device according to claim 3, wherein: the top of the lower compartment is provided with a temperature sensor (409), and the temperature sensor (409) is connected with the electric push rod (401) through a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321016605.0U CN219659186U (en) | 2023-04-28 | 2023-04-28 | Fireproof plugging device for protective screen cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321016605.0U CN219659186U (en) | 2023-04-28 | 2023-04-28 | Fireproof plugging device for protective screen cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219659186U true CN219659186U (en) | 2023-09-08 |
Family
ID=87859204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321016605.0U Active CN219659186U (en) | 2023-04-28 | 2023-04-28 | Fireproof plugging device for protective screen cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219659186U (en) |
-
2023
- 2023-04-28 CN CN202321016605.0U patent/CN219659186U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111668719B (en) | Multifunctional protective distribution box | |
| CN219659186U (en) | Fireproof plugging device for protective screen cabinet | |
| KR200423479Y1 (en) | Airtight small electric boiler | |
| CN110890199B (en) | Large-scale converter transformer oil tank for fire extinguishing test | |
| CN112054387A (en) | High-efficient heat dissipation fire prevention explosion-proof cabinet | |
| CN107797032A (en) | Air insulating device crosses thermal cycle simulation and experimental method under full-scale condition | |
| CN205177548U (en) | Oil formula transformer | |
| CN112834954B (en) | Plasma kitchen with pan detects and ground connection protection | |
| CN112909793A (en) | Intelligent control cabinet of circulating heat dissipation type electric heater | |
| CN109147508A (en) | One kind is expanded with heat and contract with cold and pyrocondensation cold expanding experimental demonstration device | |
| CN217333443U (en) | Networking simulation multifunctional wiring device | |
| CN107104020B (en) | A kind of liquid expanding temperature controller for electric water-boiling device | |
| CN201178033Y (en) | Safety maintaining apparatus for capacitor | |
| CN113473770A (en) | Control cabinet with isolation structure | |
| CN111853871A (en) | Plasma stove capable of preventing ionizing radiation | |
| CN106091038B (en) | Steam microwave oven | |
| CN205860135U (en) | Steam microwave oven | |
| CN217848682U (en) | High-radiating high-voltage power distribution cabinet | |
| CN204010897U (en) | A kind of oil-filled transformer | |
| CN220572545U (en) | Fire extinguishing device of power transformer | |
| CN216603915U (en) | Fire extinguishing device based on fan | |
| CN221783708U (en) | Protection device for electrical equipment | |
| CN220475137U (en) | High security fire prevention block terminal | |
| CN113064099B (en) | Self-reset type electric leakage warning device for prefabricated substation | |
| CN221529848U (en) | High-temperature power-off equipment for electrical equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |