CN115957465B - Fire extinguishing mechanism of computer cabinet - Google Patents
Fire extinguishing mechanism of computer cabinet Download PDFInfo
- Publication number
- CN115957465B CN115957465B CN202310048018.8A CN202310048018A CN115957465B CN 115957465 B CN115957465 B CN 115957465B CN 202310048018 A CN202310048018 A CN 202310048018A CN 115957465 B CN115957465 B CN 115957465B
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- China
- Prior art keywords
- cabinet
- fire extinguishing
- air
- air guide
- impeller
- 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.)
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- 230000007246 mechanism Effects 0.000 title claims abstract description 37
- 239000011521 glass Substances 0.000 claims description 13
- 239000000428 dust Substances 0.000 claims description 9
- 230000017525 heat dissipation Effects 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 238000003466 welding Methods 0.000 claims 2
- 238000003491 array Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Landscapes
- Ventilation (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a fire extinguishing mechanism of a computer cabinet, which relates to the technical field of computer cabinets and comprises a cabinet body and a fire extinguishing mechanism, wherein the cabinet body comprises a cabinet side plate, a cabinet top plate, a cabinet bottom plate, a cabinet front plate, a cabinet rear plate, mounting strips and a storage tray, and the upper side of the storage tray is used for placing electric or electronic equipment; the fire extinguishing mechanism is provided with a plurality of fire extinguishing mechanisms and is uniformly distributed in the cabinet body, the fire extinguishing mechanism is used for extinguishing fire and protecting electrical or electronic equipment in the case of fire, and the fire extinguishing mechanism comprises a connecting strip, a fire extinguishing tank, an impeller shell, a connecting sheet, a connecting shaft and an air ejector tube. The fire extinguishing mechanism of the computer cabinet has the characteristics of reasonable scheme design, ingenious and compact structure, convenient disassembly and maintenance and low manufacturing cost.
Description
Technical Field
The invention relates to the technical field of computer cabinets, in particular to a fire extinguishing mechanism of a computer cabinet.
Background
A cabinet is a freestanding or self-supporting enclosure for housing electrical or electronic equipment. Cabinets are typically configured with doors, removable or non-removable side panels, and back panels.
The cabinet is an integral part of the electrical equipment and is a carrier of the electrical control equipment. Is generally made of cold-rolled steel sheet or alloy. Can provide the protection functions of water resistance, dust resistance, electromagnetic interference resistance and the like for the storage equipment. Cabinets are generally classified as server cabinets, network cabinets, console cabinets, and the like.
The cabinet has good technical performance, but some server cabinets at present do not have the functions of fire prevention and fire control, and when a fire disaster occurs, the server cabinets are easy to burn out, so that data are lost.
Disclosure of Invention
The invention aims to provide a fire extinguishing mechanism of a computer cabinet, which aims to solve the defects caused by the prior art.
A fire extinguishing mechanism of a computer cabinet, comprising a cabinet body and a fire extinguishing mechanism, wherein:
the cabinet body comprises a cabinet side plate, a cabinet top plate, a cabinet bottom plate, a cabinet front plate, a cabinet rear plate, mounting bars and a storage tray, wherein the upper side of the storage tray is used for placing electric or electronic equipment;
The fire extinguishing mechanism is provided with a plurality of fire extinguishing mechanisms and is uniformly distributed in the cabinet body, the fire extinguishing mechanism is used for extinguishing fire and protecting electrical or electronic equipment in the case of fire, and the fire extinguishing mechanism comprises a connecting strip, a fire extinguishing tank, an impeller shell, a connecting sheet, a connecting shaft and an air ejector tube.
Preferably, the cabinet curb plate is equipped with a pair of and controls parallel distribution, cabinet roof and cabinet bottom plate welded fastening are in the upper and lower both ends of two cabinet curb plates respectively, cabinet front bezel and cabinet back bezel hinged joint are in the front and back both sides of two cabinet curb plates respectively, the bottom of cabinet bottom plate evenly is equipped with the thermovent and all installs the heat dissipation fan in the inboard of thermovent, the dust cover is installed to the cabinet bottom plate in the top of heat dissipation fan, the installation strip is equipped with a pair of and corresponds to be installed on the inner wall of two cabinet curb plates, put the thing dish and be equipped with a plurality of and be connected to on the lateral wall of two installation strips through hand screw one, the supporting legs is evenly installed to the downside of cabinet bottom plate.
Preferably, the connecting strip is horizontally connected to the side wall of the mounting strip through a manual screwing screw II, the front end and the rear end of the connecting strip are symmetrically connected with a pair of supporting plates, the upper sides of the supporting plates are respectively connected with air guide bowls, air guide pipes are coaxially welded in the middle of the air guide bowls, the fire extinguishing tank is provided with a pair of connecting hoops which are reversely arranged right above the two air guide pipes, the lower part of the fire extinguishing tank is connected with a pair of connecting hoops through long bolts, a glass tube is vertically connected between the connecting hoops positioned on the same side and the air guide bowls, the glass tube is internally filled with thermal expansion liquid, the outer side of the glass tube is sleeved with a compression spring, the upper end and the lower end of the compression spring are respectively connected with the connecting hoops and the air guide bowls, the impeller shell is provided with a pair of air guide pipes which are reversely arranged below the two air guide pipes, and the side face of the impeller shell is welded with a vertical upward air inlet pipe, the middle of the impeller shell is rotationally connected with an impeller shaft, the outer end part of the impeller shaft is fixedly provided with an impeller, the side surface of the impeller shell is coaxially connected with an impeller cover, the middle of the impeller cover is vertically fixedly provided with an air outlet pipe, the connecting piece is vertically welded in the middle of the connecting strip, the connecting shaft is arranged in a front-back direction and rotationally connected with the lower end part of the connecting piece, the front end and the rear end of the connecting shaft are symmetrically connected with a pair of linkage strips, the overhanging ends of the linkage strips are respectively provided with a rectangular linkage groove, the inner end part of the impeller shaft is fixedly provided with a rotary strip, the overhanging ends of the rotary strips are vertically fixedly provided with a linkage block, the linkage blocks positioned at the same side are slidably connected in the linkage grooves, the front and the rear of the air spraying pipe are arranged in a front-back direction and are connected between the two linkage strips, the rectangular array of the side surface of the air spraying pipe is provided with air spraying holes, the front end and the rear end of the air jet pipe are symmetrically provided with a pair of air joint pipes, and a corrugated pipe is connected between the air joint pipe and the air outlet pipe which are positioned on the same side.
Preferably, the cabinet back plate, the dust cover and the storage tray are all provided with grid-type air flow channels.
Preferably, the upper end part of the air duct is coaxially connected with an air duct, and a rubber pad is adhered to the inner wall of the air duct.
Compared with the prior art, the fire extinguishing mechanism of the computer cabinet has the following advantages:
When detecting that electrical or electronic equipment in the cabinet body is in a fire disaster, the high temperature can cause thermal expansion liquid in the glass tube to expand to break the glass tube, the fire extinguishing tank rapidly descends under the action of dead weight and the compression spring, the air nozzle of the fire extinguishing tank is rapidly inserted into the air guide nozzle, carbon dioxide gas in the fire extinguishing tank rapidly enters the impeller shell through the air nozzle, the air guide pipe and the air inlet pipe, and pushes the impeller and the impeller shaft to rapidly rotate, and then, the carbon dioxide enters the air injection tube through the air outlet pipe and the air receiving pipe and is sprayed to the electrical or electronic equipment on fire through the air injection hole on the air injection tube. In addition, the rotating strip is driven to rotate through the rotating impeller shaft, and then the linkage block drives the linkage strip to swing up and down through the rotating strip, so that the air ejector tube is synchronously driven to swing up and down, and further a larger ignition space is covered.
Drawings
FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention.
Fig. 2 is a schematic structural diagram of a cabinet body according to the present invention.
Fig. 3 to 4 are schematic structural views of a fire extinguishing mechanism in the present invention.
Fig. 5 to 6 are schematic structural views showing a part of the fire extinguishing mechanism.
Wherein:
10-a cabinet body; 101-cabinet side plates; 102-a cabinet top plate; 103-cabinet bottom plate; 104-cabinet front plate; 105-cabinet back panel; 106-a heat dissipation fan; 107-a dust cap; 108-mounting bars; 109-a storage tray; 110-screwing a first screw by hand; 111-supporting feet;
20-a fire extinguishing mechanism; 201-connecting strips; 202, screwing a second screw by hand; 203-a support plate; 204, an air guide bowl; 205-airway; 206, an air guide hopper; 207-rubber pad; 208-fire extinguishing tank; 209-connecting hoops; 210-long bolts; 211-glass tube; 212-compressing a spring; 213-impeller shell; 214-an air inlet pipe; 215-impeller shaft; 216-impeller; 217-impeller cover; 218-an air outlet pipe; 219-connecting pieces; 220-connecting shaft; 221-linkage bars; 221 a-a linkage groove; 222-rotating the bar; 223-linkage block; 224-gas lance; 224 a-gas injection holes; 225, connecting an air pipe; 226-bellows.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1 to 6, a fire extinguishing mechanism of a computer cabinet includes a cabinet body 10 and a fire extinguishing mechanism 20, wherein:
The cabinet body 10 comprises a cabinet side plate 101, a cabinet top plate 102, a cabinet bottom plate 103, a cabinet front plate 104, a cabinet rear plate 105, mounting bars 108 and a storage tray 109, wherein the upper side of the storage tray 109 is used for placing electric or electronic equipment;
The fire extinguishing mechanism 20 is provided with a plurality of fire extinguishing mechanisms which are uniformly distributed in the cabinet body 10, the fire extinguishing mechanism 20 is used for extinguishing fire of electric or electronic equipment in fire, and the fire extinguishing mechanism 20 comprises a connecting strip 201, a fire extinguishing tank 208, an impeller shell 213, a connecting sheet 219, a connecting shaft 220 and an air ejector 224.
In this embodiment, the cabinet side plates 101 are provided with a pair of parallel distribution left and right, the cabinet top plate 102 and the cabinet bottom plate 103 are respectively welded and fixed at the upper end and the lower end of the two cabinet side plates 101, the cabinet front plate 104 and the cabinet back plate 105 are respectively hinged at the front side and the rear side of the two cabinet side plates 101, the bottom of the cabinet bottom plate 103 is uniformly provided with a heat dissipation opening, the inner sides of the heat dissipation opening are all provided with heat dissipation fans 106, the cabinet bottom plate 103 is provided with a dust cover 107 above the heat dissipation fans 106, the mounting strips 108 are provided with a pair of corresponding mounting strips on the inner walls of the two cabinet side plates 101, the object placing tray 109 is provided with a plurality of mounting strips 110 and is connected to the side walls of the two mounting strips 108 through hand screws, and the lower side of the cabinet bottom plate 103 is uniformly provided with supporting feet 111.
In this embodiment, the connecting strip 201 is horizontally connected to the side wall of the mounting strip 108 by screwing the second screw 202 by hand, the front and rear ends of the connecting strip 201 are symmetrically connected with a pair of support plates 203, the upper sides of the support plates 203 are respectively connected with an air guide bowl 204, the middle of the air guide bowl 204 is coaxially welded with an air guide pipe 205, the fire extinguishing tank 208 is provided with a pair of air guide pipes 205 and is inversely arranged right above the two air guide pipes 205, the lower part of the fire extinguishing tank 208 is connected with a pair of connecting hoops 209 by a long bolt 210, a glass tube 211 is vertically connected between the connecting hoops 209 and the air guide bowl 204 on the same side, the inside of the glass tube 211 is filled with thermal expansion liquid, the outer side of the glass tube 211 is sleeved with a compression spring 212, the upper and lower ends of the compression spring 212 are respectively connected with the connecting hoops 209 and the air guide bowl 204, the impeller shell 213 is provided with a pair of air guide pipes 205 and is obliquely arranged below the two air guide pipes 205, the side surface of the impeller shell 213 is welded with a vertical upward air inlet pipe 214, the air inlet pipe 214 positioned at the same side is communicated with the air guide pipe 205, the middle of the impeller shell 213 is rotationally connected with an impeller shaft 215, the outer end part of the impeller shaft 215 is fixedly provided with an impeller 216, the side surface of the impeller shell 213 is coaxially connected with an impeller cover 217, the middle of the impeller cover 217 is vertically fixedly provided with an air outlet pipe 218, the connecting piece 219 is vertically welded in the middle of a connecting strip 201, the connecting shaft 220 faces forwards and backwards and is rotationally connected with the lower end part of the connecting piece 219, the front end and the rear end of the connecting shaft 220 are symmetrically connected with a pair of linkage strips 221, the overhanging ends of the linkage strips 221 are respectively provided with a rectangular linkage groove 221a, the inner end part of the impeller shaft 215 is fixedly provided with a rotary strip 222, the overhanging end of the rotary strip 222 is vertically fixedly provided with a linkage block 223, the linkage block 223 positioned at the same side is slidingly connected in the linkage groove 221a, the air ejector 224 is disposed in a front-back direction and is connected between two linkage bars 221, an air ejector hole 224a is formed in a rectangular array on a side surface of the air ejector 224, a pair of air butting pipes 225 are symmetrically arranged at front and back ends of the air ejector 224, and a corrugated pipe 226 is connected between the air butting pipes 225 and the air outlet pipes 218 on the same side.
In this embodiment, the cabinet rear plate 105, the dust cover 107 and the tray 109 are all provided with grid-type air flow channels. The grid-like air flow channels on the cabinet rear 105 are used for the entry of external cold air; the grid-type air flow passage on the dust cover 107 is used for discharging the inside hot air; the grid-like air flow passages in tray 109 facilitate the passage of air flow.
In this embodiment, an air guide funnel 206 is coaxially connected to the upper end of the air guide tube 205, and a rubber pad 207 is adhered to the inner wall of the air guide funnel 206. The air nozzle of the deactivation tank 208 is inserted into the air duct 205 by additionally arranging the air duct 206, the tightness between the air nozzle of the fire extinguishing tank 208 and the air duct 206 is increased by additionally arranging the rubber pad 207, and the overflow of air is avoided.
When the fire extinguishing mechanism of the computer cabinet is practically applied, the fire extinguishing mechanism comprises the following working processes: the electrical or electronic devices are placed on the tray 109 inside the cabinet body 10 and cover the upper cabinet front 104 and the cabinet rear 105. When it is detected that electrical or electronic equipment in the cabinet body 10 is in fire, the high temperature causes thermal expansion liquid in the glass tube 211 to expand to break the glass tube 211, the fire extinguishing tank 208 rapidly descends under the action of the dead weight and the compression spring 212, so that the air tap of the fire extinguishing tank 208 is rapidly inserted into the air guide tap 205, carbon dioxide gas in the fire extinguishing tank 208 rapidly enters the impeller shell 213 through the air tap, the air guide pipe 205 and the air inlet pipe 214 and pushes the impeller 216 and the impeller shaft 215 to rapidly rotate, and then the carbon dioxide enters the air injection pipe 224 through the air outlet pipe 218 and the air receiving pipe 225 and is sprayed to the electrical or electronic equipment on fire through the air injection holes 224a on the air injection pipe 224. In addition, the rotating bar 222 is driven to rotate by the rotating impeller shaft 215, and the rotating bar 222 drives the linkage bar 221 to swing up and down by the linkage block 223, so that the air spraying pipe 224 is synchronously driven to swing up and down, and further, a larger firing space is covered.
Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the invention or equivalents thereto are intended to be embraced therein.
Claims (3)
1. A fire extinguishing mechanism for a computer cabinet, characterized by: comprises a cabinet body (10) and a fire extinguishing mechanism (20), wherein:
The cabinet body (10) comprises a cabinet side plate (101), a cabinet top plate (102), a cabinet bottom plate (103), a cabinet front plate (104), a cabinet rear plate (105), mounting strips (108) and a storage tray (109), wherein the upper side of the storage tray (109) is used for placing electric or electronic equipment;
The fire extinguishing mechanism (20) is provided with a plurality of fire extinguishing mechanisms and is uniformly distributed in the cabinet body (10), the fire extinguishing mechanisms (20) are used for extinguishing fire for electrical or electronic equipment in fire, the fire extinguishing mechanisms (20) comprise a connecting strip (201), a fire extinguishing tank (208), an impeller shell (213), a connecting sheet (219), a connecting shaft (220) and an air spraying pipe (224), the connecting strip (201) is horizontally connected to the side wall of the mounting strip (108) through a manual screwing screw II (202), a pair of supporting plates (203) are symmetrically connected to the front end and the rear end of the connecting strip (201), air guide bowls (204) are connected to the upper sides of the supporting plates (203), air guide pipes (205) are coaxially welded in the middle of the air guide bowls (204), air guide hoppers (206) are coaxially connected to the upper ends of the air guide bowls (205), rubber pads (207) are adhered to the inner walls of the air guide hoppers (206), the fire extinguishing tank (208) are provided with a pair of connecting hoops (208) and are inversely arranged on the side walls of the mounting strip (108), the connecting hoops (211) are connected to the inner sides of the glass (209) through a pair of connecting hoops (211), the outside cover of glass pipe (211) is equipped with compression spring (212), the upper and lower both ends of compression spring (212) are connected with coupling hoop (209) and air guide bowl (204) respectively, impeller shell (213) are equipped with a pair of and locate the oblique below of two air guide pipes (205), the side welding of impeller shell (213) has vertical intake pipe (214) up, is linked together between intake pipe (214) and air guide pipe (205) that are located the homonymy, the centre rotation of impeller shell (213) is connected with impeller axle (215), the outer tip of impeller axle (215) is fixed with impeller (216), the side coaxial coupling of impeller shell (213) has impeller lid (217), the centre vertical fixation of impeller lid (217) has outlet duct (218), link piece (219) vertical welding is in the centre of connecting rod (201), the front and back orientation of connecting axle (220) is set up and is rotated and is connected with the lower tip of link piece (219), the front and back both ends symmetry of connecting axle (220) are connected with a pair of linkage piece (221), link piece (221) have link piece (221) rotation, link piece (221) have link piece (221), the linkage blocks (223) located on the same side are slidably connected in the linkage grooves (221 a), the air ejector pipes (224) are arranged in a front-back direction and connected between the two linkage strips (221), air ejector holes (224 a) are formed in the side rectangular arrays of the air ejector pipes (224), a pair of air abutting pipes (225) are symmetrically arranged at the front end and the rear end of each air ejector pipe (224), and corrugated pipes (226) are connected between the air abutting pipes (225) and the air outlet pipes (218) located on the same side.
2. A fire extinguishing mechanism for a computer cabinet as recited in claim 1, wherein: the utility model discloses a cabinet, including cabinet curb plate (101), cabinet curb plate (101) are equipped with a pair of and control parallel distribution, cabinet roof (102) and cabinet bottom plate (103) welded fastening respectively in the upper and lower both ends of two cabinet curb plates (101), cabinet front bezel (104) and cabinet back bezel (105) hinged joint respectively in the front and back both sides of two cabinet curb plates (101), the bottom of cabinet bottom plate (103) evenly is equipped with the thermovent and all installs heat dissipation fan (106) in the inboard of thermovent, dust cover (107) are installed in the top of heat dissipation fan (106) in cabinet bottom plate (103), install strip (108) are equipped with a pair of and correspond to be installed on the inner wall of two cabinet curb plates (101), put thing dish (109) are equipped with a plurality of and are connected to on the lateral wall of two installation strip (108) through hand screw one (110), support legs (111) are evenly installed to the downside of cabinet bottom plate (103).
3. A fire extinguishing mechanism for a computer cabinet as recited in claim 2, wherein: the cabinet rear plate (105), the dust cover (107) and the storage tray (109) are all provided with grid-type air flow channels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310048018.8A CN115957465B (en) | 2023-01-31 | 2023-01-31 | Fire extinguishing mechanism of computer cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310048018.8A CN115957465B (en) | 2023-01-31 | 2023-01-31 | Fire extinguishing mechanism of computer cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115957465A CN115957465A (en) | 2023-04-14 |
| CN115957465B true CN115957465B (en) | 2024-04-23 |
Family
ID=87358140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310048018.8A Active CN115957465B (en) | 2023-01-31 | 2023-01-31 | Fire extinguishing mechanism of computer cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115957465B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980065234U (en) * | 1998-08-11 | 1998-11-25 | 박양원 | Automatic fire extinguishing system for electric switchboard and panel |
| CN208145267U (en) * | 2018-02-24 | 2018-11-27 | 天际明技术（深圳）有限公司 | A kind of modular data center with automatic fire extinguisher |
| CN113015393A (en) * | 2021-02-23 | 2021-06-22 | 南通理工学院 | Computer network safety arrangement convenient to maintain |
| CN215309823U (en) * | 2021-02-20 | 2021-12-28 | 丰县盛禾智能设备有限公司 | Novel forestry fire prevention median |
| CN216214870U (en) * | 2021-09-13 | 2022-04-05 | 马娟娟 | Electrical fireproof electrical cabinet |
-
2023
- 2023-01-31 CN CN202310048018.8A patent/CN115957465B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980065234U (en) * | 1998-08-11 | 1998-11-25 | 박양원 | Automatic fire extinguishing system for electric switchboard and panel |
| CN208145267U (en) * | 2018-02-24 | 2018-11-27 | 天际明技术（深圳）有限公司 | A kind of modular data center with automatic fire extinguisher |
| CN215309823U (en) * | 2021-02-20 | 2021-12-28 | 丰县盛禾智能设备有限公司 | Novel forestry fire prevention median |
| CN113015393A (en) * | 2021-02-23 | 2021-06-22 | 南通理工学院 | Computer network safety arrangement convenient to maintain |
| CN216214870U (en) * | 2021-09-13 | 2022-04-05 | 马娟娟 | Electrical fireproof electrical cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115957465A (en) | 2023-04-14 |
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