CN110448826A - A kind of server automatic fire extinguishing system - Google Patents
A kind of server automatic fire extinguishing system Download PDFInfo
- Publication number
- CN110448826A CN110448826A CN201910680146.8A CN201910680146A CN110448826A CN 110448826 A CN110448826 A CN 110448826A CN 201910680146 A CN201910680146 A CN 201910680146A CN 110448826 A CN110448826 A CN 110448826A
- Authority
- CN
- China
- Prior art keywords
- fire extinguishing
- fan
- mould group
- automatic fire
- reserve tank
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- 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.)
- Granted
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Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/04—Control of fire-fighting equipment with electrically-controlled release
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Fire Alarms (AREA)
Abstract
The invention discloses a kind of server automatic fire extinguishing system, smoke sensor device is installed on pcb board；The fan mould group includes several groups fan, and several reserve tanks are formed in the enclosure space that shell, enclosing, inner ring surround, fire extinguishing material is equipped with inside reserve tank；Turntable side is equipped with blowing mouth, is arranged with to shaft outer gap injection tube, and what is penetrated through in injection tube is connected with several communicating pipes, communicating pipe the other end be connected to reserve tank.The present invention at the cabinet air outlet on be provided with smoke sensor device, reserve tank is provided in the fan of fan mould group, the material that will put out a fire is filling inside reserve tank, when smoke sensor device, which detects in system, smog generation, transmit a signal to BMC, after BMC receives smoke sensor device signal, the solenoid valve controlled on communicating pipe is opened, fire extinguishing material is dispersed in internal system by being blown mouth under the action of distinguished and admirable, realize the demand of fire extinguishing, the further sprawling for avoiding the intensity of a fire, avoids the further loss of personnel, property.
Description
Technical field
The invention belongs to server technology field, in particular to a kind of server automatic fire extinguishing system.
Background technique
Server is in a variety of different environmental stress in the product life cycle, wherein including temperature and humidity and voltage, electricity
The variation such as stream, when designing inappropriate sorting, part noumenon existing defects or the generation variation of terminal use environment, system has can
Can due to stress be accumulated over part, the rated range that board can bear and generate high temperature cause it is on fire；It is existing pre-
Alert mechanism is mostly to be monitored using temperature sensor, passes through BMC (Baseboard Management Controller substrate
Management Controller) read temperature sensing route on pcb board and the built-in temperature value of IC chip goes operation, when temperature exceeds
Alert notice IT personnel are generated when given threshold, IT personnel exclude after receiving alarm to scene, and this mode is suitble to having
Perfect in the environment of O&M and use, but there are the time differences to arrival scene from discovery alert by IT personnel, so that this passive management
There are problems that O&M low efficiency；In addition, large server data center generally uses unattended mode now, work as service
When device failure causes system on fire, if maintenance personnel cannot rush towards scene in time and will cause the massive losses of personnel, property.
Summary of the invention
The purpose of the present invention is overcoming deficiency in the prior art, a kind of server automatic fire extinguishing system is provided, in cabinet
It is provided with smoke sensor device at air outlet, reserve tank is provided in the fan of fan mould group, the material that will put out a fire is filling to be stored up
It deposits inside slot, when smoke sensor device, which detects in system, smog generation, transmits a signal to BMC, BMC receives smog sensing
After device signal, the solenoid valve controlled on communicating pipe is opened, and fire extinguishing material is dispersed in system by being blown mouth under the action of distinguished and admirable
The demand of fire extinguishing is realized in inside, avoids the further sprawling of the intensity of a fire, avoids the further loss of personnel, property.
To achieve the goals above, the technical solution adopted by the present invention is that:
A kind of server automatic fire extinguishing system, including cabinet, pcb board, fan mould group, BMC, the pcb board are set to machine
Inside case, the fan mould group, BMC are installed on pcb board, and smoke sensor device, the smog are also equipped on the pcb board
Sensor is close to cabinet air outlet；The fan mould group includes several groups fan, and the fan and pcb board are electrically connected, normally
In use, fan mould group is server system heat dissipation；The fan includes shell, motor, turntable, flabellum, several flabellums
It is fixedly mounted on turntable, the shell side is equipped with mesh enclosure, and the shell periphery is equipped with enclosing, and the interior of shell is equipped with
Inner ring is formed with several reserve tanks in the enclosure space that the shell, enclosing, inner ring surround, is equipped with and goes out inside the reserve tank
Fiery material；The motor is fixedly connected by connecting rod with inner ring, and the motor side is equipped with shaft, and described shaft one end, which is equipped with, to be turned
Disk, the turntable side are equipped with bearing mounting groove, and the turntable other side is equipped with blowing mouth, is equipped with inside the bearing mounting groove
Connector, the connector are fixedly connected by fixed plate with blowing mouth inner wall；It is arranged with to the shaft outer gap injection tube, institute
It states injection tube one end to be fixedly mounted on motor, what is penetrated through in the injection tube is connected with several communicating pipes, the communicating pipe
The other end is connected to reserve tank, is equipped with solenoid valve the communicating pipe, and described injection tube one end is equipped with bearing, and bearing outer ring is fixed
Ground is mounted on inside bearing mounting groove；The fan mould group, smoke sensor device, solenoid valve are electrically connected with BMC, and it is connected
Mode is attached using mode well known to those skilled in the art；There is smog generation when smoke sensor device detects in system
When, BMC is transmitted a signal to, after BMC receives smoke sensor device signal, the solenoid valve controlled on communicating pipe is opened, material of putting out a fire
It is dispersed in internal system under the action of distinguished and admirable by being blown mouth, realizes the demand of fire extinguishing, avoids the further sprawling of the intensity of a fire,
Avoid the further loss of personnel, property.
As the further preferred of the technical program, the smoke sensor device side is equipped with temperature sensor, the temperature
Sensor and BMC are electrically connected, and the temperature of temperature sensor sensing system improves the accuracy of server fire behavior alarm.
As the further preferred of the technical program, the fire extinguishing material uses dry powder fire extinguishing agent, avoids internal system
The short circuit aggravation intensity of a fire.
As the further preferred of the technical program, the pcb board is equipped with communication module, the communication module and BMC
It is electrically connected, communication module one end is connected with warning light and buzzer (not shown), and communication module is for when occurring fire behavior
It alarms to operation maintenance personnel rapidly, improves the timeliness of operation maintenance personnel processing fire behavior.
As the further preferred of the technical program, the fan mould group side is equipped with backup power source, the backup power source
Be electrically connected with fan mould group, backup power source server system fire behavior is larger cause power cut-off when for fan mould group provide electricity
Source ensure that being normally carried out for fire extinguishing.
As the further preferred of the technical program, the reserve tank side is equipped with filling exit, and the filling exit is equipped with
Sealing cap, the sealing cap are removably connect with filling exit, after the fire extinguishing materials'use inside reserve tank is complete or consumes, pass through filling
It is filling inside reserve tank to fill the salty new material that will put out a fire, improves the utilization rate of fan mould group, reduces server fire extinguishing system
The use cost of system.
As the further preferred of the technical program, gasket is equipped between the filling exit and sealing cap, gasket avoids
Fire extinguishing material leakage inside reserve tank.
As the further preferred of the technical program, it is not connected to mutually between several reserve tanks, i.e., each reserve tank passes through
Communicating pipe is connected in parallel with injection tube, system caused by avoiding because of some or several reserve tanks or communicating pipe or solenoid valve failure
Failure.
As the further preferred of the technical program, the caliber of the injection tube is gradually reduced from motor to turntable side,
So that the air pressure when fire extinguishing material inside injection tube is circulated to blowing mouth is gradually increased, the injection model of fire extinguishing material is expanded
It encloses, ensure that the extinguishing effect of cabinet inside.
The beneficial effects of the present invention are:
1) at the cabinet air outlet on be provided with smoke sensor device, reserve tank is provided in the fan of fan mould group, will
Material of putting out a fire is filling inside reserve tank, when smoke sensor device, which detects in system, smog generation, transmits a signal to
After BMC, BMC receive smoke sensor device signal, the solenoid valve controlled on communicating pipe is opened, and fire extinguishing material is by blowing mouth distinguished and admirable
Under the action of be dispersed in internal system, realize the demand of fire extinguishing, avoid the further sprawling of the intensity of a fire, avoid personnel, property
Further loss.
2) smoke sensor device side is equipped with temperature sensor, and temperature sensor and BMC are electrically connected, temperature sensor sensing
The temperature of system improves the accuracy of server fire behavior alarm.
3) fire extinguishing material uses dry powder fire extinguishing agent, avoids the internal system short circuit aggravation intensity of a fire.
4) pcb board is equipped with communication module, and communication module and BMC are electrically connected, and communication module one end is connected with warning light
And buzzer, communication module for alarming to operation maintenance personnel rapidly when occurring fire behavior, improve operation maintenance personnel processing fire behavior when
Effect property.
5) fan mould group side is equipped with backup power source, and backup power source and fan mould group are electrically connected, and backup power source is servicing
Device system fire behavior is larger to be caused to provide power supply when power cut-off for fan mould group, ensure that being normally carried out for fire extinguishing.
6) reserve tank side is equipped with filling exit, and filling exit is equipped with sealing cap, and sealing cap is removably connect with filling exit, works as storage
It deposits after fire extinguishing materials'use inside slot is complete or consumption, the material that will be put out a fire again by filling exit is filling inside reserve tank, mentions
The high utilization rate of fan mould group, reduces the use cost of server fire extinguishing system.
7) gasket is equipped between filling exit and sealing cap, gasket avoids the leakage of the fire extinguishing material inside reserve tank.
8) it is not connected to mutually between several reserve tanks, i.e., each reserve tank is connected in parallel by communicating pipe and injection tube, is avoided
Because of thrashing caused by some or several reserve tanks or communicating pipe or solenoid valve failure.
9) caliber of injection tube is gradually reduced from motor to turntable side, so that the fire extinguishing material inside injection tube is circulated to
Air pressure when being blown mouth is gradually increased, and is expanded the spray regime of fire extinguishing material, be ensure that the extinguishing effect of cabinet inside.
Detailed description of the invention
Attached drawing 1 is a kind of server automatic fire extinguishing system structural schematic diagram of the present invention.
Attached drawing 2 is fan structure diagram in a kind of server automatic fire extinguishing system of the present invention.
Attached drawing 3 is fan other side structural schematic diagram in a kind of server automatic fire extinguishing system of the present invention.
Attached drawing 4 is blade structure schematic diagram in a kind of server automatic fire extinguishing system of the present invention.
Attached drawing 5 is communicating pipe connection schematic diagram in a kind of server automatic fire extinguishing system of the present invention.
Attached drawing 6 is enclosing schematic diagram of internal structure in a kind of server automatic fire extinguishing system of the present invention.
Attached drawing 7 is injection tube schematic diagram of internal structure in a kind of server automatic fire extinguishing system of the present invention.
Attached drawing 8 is A partial enlargement diagram in a kind of server automatic fire extinguishing system of the present invention.
In figure: 1, cabinet；2, pcb board；3, fan mould group；4,BMC；5, smoke sensor device；6, temperature sensor；7, it communicates
Module；8, backup power source；301, fan；302, motor；303, shell；304, enclosing；305, inner ring；306, connecting rod；307, even
Siphunculus；308, solenoid valve；309, reserve tank；310, filling exit；311, sealing cap；312, gasket；313, injection tube；314, turn
Axis；315, bearing；316, turntable；317, flabellum；318, connector；319, bearing mounting groove；320, fixed plate；321, it is blown mouth；
322, mesh enclosure；
Specific embodiment
1-8 with reference to the accompanying drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that institute
The embodiment of description is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this hair
The range of bright protection.
In the description of the present invention, it is to be understood that, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of the description present invention, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
A kind of server automatic fire extinguishing system, including cabinet 1, pcb board 2, fan mould group 3, BMC4, the pcb board 2 are arranged
Inside cabinet 1, the fan mould group 3, BMC4 are installed on pcb board 2, are also equipped with smoke sensor device on the pcb board 2
5, the smoke sensor device 5 is close to 1 air outlet of cabinet；The fan mould group 3 includes several groups fan 301, the fan 301 with
Pcb board 2 is electrically connected, and when normal use, fan mould group 3 is that server system radiates；The fan 301 includes shell 303, electricity
Machine 302, turntable 316, flabellum 317, several flabellums 317 are fixedly mounted on turntable 316, and 303 side of shell is set
There is a mesh enclosure 322,303 periphery of shell is equipped with enclosing 304, it is equipped with inner ring 305 inside the shell 303, the shell 303,
It is formed with several reserve tanks 309 in the enclosure space that enclosing 304, inner ring 305 surround, is equipped with fire extinguishing inside the reserve tank 309
Material；The motor 302 is fixedly connected by connecting rod 306 with inner ring 305, and 302 side of motor is equipped with shaft 314, described
314 one end of shaft is equipped with turntable 316, and 316 side of turntable is equipped with bearing mounting groove 319, and 316 other side of turntable is equipped with
It is blown mouth 321, connector 318 is equipped with inside the bearing mounting groove 319, the connector 318 passes through several fixed plates 320 and blowing
Mouth 321 inner walls connection；It is arranged with to 314 outer gap of shaft injection tube 313, described 313 one end of injection tube is fixedly pacified
On motor 302, what is penetrated through in the injection tube 313 is connected with several communicating pipes 307,307 other end of communicating pipe with
Reserve tank 309 is connected to, and is equipped with solenoid valve 308 communicating pipe 307, and described 313 one end of injection tube is equipped with bearing 315, bearing
315 outer rings are fixedly mounted in inside bearing mounting groove 319；The fan mould group 3, smoke sensor device 5, solenoid valve 308 with
BMC4 is electrically connected, and its connection type is attached using mode well known to those skilled in the art；The BMC4, smog pass
Sensor 5, solenoid valve 308 are all made of commercially available matured product, and structural principle is no longer described in detail；When smoke sensor device 5 detects system
When inside having smog generation, BMC4 is transmitted a signal to, after BMC4 receives 5 signal of smoke sensor device, controls the electricity on communicating pipe 307
Magnet valve 308 is opened, and fire extinguishing material is dispersed in internal system by being blown mouth 321 under the action of distinguished and admirable, realizes the demand of fire extinguishing,
The further sprawling for avoiding the intensity of a fire, avoids the further loss of personnel, property.
In the present embodiment, 5 side of smoke sensor device is equipped with temperature sensor 6, the temperature sensor 6 and BMC4
It is electrically connected, the temperature of 6 sensing system of temperature sensor, improves the accuracy of server fire behavior alarm.
In the present embodiment, the fire extinguishing material uses dry powder fire extinguishing agent, avoids the internal system short circuit aggravation intensity of a fire.
In the present embodiment, the pcb board 2 is equipped with communication module 7, and the communication module 7 and BMC4 is electrically connected, leads to
News 7 one end of module is connected with warning light and buzzer (not shown), rapidly to O&M when communication module 7 is for occurring fire behavior
Personnel's alarm improves the timeliness of operation maintenance personnel processing fire behavior.
In the present embodiment, 3 side of fan mould group is equipped with backup power source 8, the backup power source 8 and fan mould group 3
Be electrically connected, backup power source 8 server system fire behavior is larger cause power cut-off when provide power supply for fan mould group 3, guarantee
Fire extinguishing is normally carried out.
In the present embodiment, 309 side of reserve tank is equipped with filling exit 310, and the filling exit 310 is equipped with sealing cap
311, the sealing cap 311 is removably connect with filling exit 310, and the fire extinguishing materials'use inside reserve tank 309 is complete or consumes
Afterwards, the material that will be put out a fire again by filling exit 310 is filling inside reserve tank 309, improves the utilization rate of fan mould group 3, drop
The low use cost of server fire extinguishing system.
In the present embodiment, gasket 312 is equipped between the filling exit 310 and sealing cap 311, gasket 312 avoids storage
Deposit the fire extinguishing material leakage inside slot 309.
In the present embodiment, it is not connected to mutually between several reserve tanks 309, i.e., each reserve tank 309 passes through communicating pipe 307
It is connected in parallel, is avoided because some or several reserve tanks 309 or communicating pipe 307 or 308 failure of solenoid valve make with injection tube 313
At thrashing.
In the present embodiment, the caliber of the injection tube 313 is gradually reduced from motor 302 to 316 side of turntable, so that spray
Air pressure when fire extinguishing material inside blowpipe 313 is circulated to blowing mouth 321 is gradually increased, and expands the injection model of fire extinguishing material
It encloses, ensure that the extinguishing effect inside cabinet 1.
Above content is only to structure example of the invention and explanation, affiliated those skilled in the art
It makes various modifications or additions to the described embodiments or is substituted in a similar manner, without departing from invention
Structure or beyond the scope defined by this claim, be within the scope of protection of the invention.
Claims (9)
1. a kind of server automatic fire extinguishing system, including cabinet, pcb board, fan mould group, BMC, the pcb board are set to cabinet
Inside, the fan mould group, BMC are installed on pcb board, which is characterized in that smog sensing is also equipped on the pcb board
Device；The fan mould group includes several groups fan, and the fan and pcb board are electrically connected；The fan include shell, motor,
Turntable, flabellum, several flabellums are fixedly mounted on turntable, and the shell side is equipped with mesh enclosure, and the shell periphery is set
There is enclosing, the interior of shell is equipped with inner ring, if being formed with dry storage in the enclosure space that the shell, enclosing, inner ring surround
Slot, the reserve tank inside are equipped with fire extinguishing material；The motor is connect by connecting rod with inner ring, and the motor side, which is equipped with, to be turned
Axis, described shaft one end are equipped with turntable, and the turntable side is equipped with bearing mounting groove, and the turntable other side is equipped with blowing mouth,
Connector is equipped with inside the bearing mounting groove, the connector is connect by several fixed plates with blowing mouth inner wall；Outside the shaft
Portion is arranged with injection tube with gap, and described injection tube one end is fixedly mounted on motor, the connection penetrated through in the injection tube
There are several communicating pipes, the communicating pipe other end is connected to reserve tank, and the communicating pipe is equipped with solenoid valve, the injection tube one
End is equipped with bearing, and bearing outer ring is fixedly mounted in inside bearing mounting groove；The fan mould group, smoke sensor device, solenoid valve
It is electrically connected with BMC.
2. a kind of server automatic fire extinguishing system according to claim 1, which is characterized in that the smoke sensor device side
Equipped with temperature sensor, the temperature sensor and BMC are electrically connected.
3. a kind of server automatic fire extinguishing system according to claim 1, which is characterized in that the fire extinguishing material is using dry
Powder extinguishing chemical.
4. a kind of server automatic fire extinguishing system according to claim 1, which is characterized in that the pcb board is equipped with logical
Module is interrogated, the communication module and BMC are electrically connected, and communication module one end is connected with warning light and buzzer.
5. a kind of server automatic fire extinguishing system according to claim 1, which is characterized in that the fan mould group side is set
There is backup power source, the backup power source and fan mould group are electrically connected.
6. a kind of server automatic fire extinguishing system according to claim 1, which is characterized in that the reserve tank side is equipped with
Filling exit, the filling exit are equipped with sealing cap, and the sealing cap is removably connect with filling exit.
7. a kind of server automatic fire extinguishing system according to claim 6, which is characterized in that between the filling exit and sealing cap
Equipped with gasket.
8. a kind of server automatic fire extinguishing system according to claim 1, which is characterized in that between several reserve tanks mutually
It is not connected to, i.e., each reserve tank is connected in parallel by communicating pipe and injection tube.
9. a kind of server automatic fire extinguishing system according to claim 1, which is characterized in that the caliber of the injection tube by
Motor is gradually reduced to turntable side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910680146.8A CN110448826B (en) | 2019-07-26 | 2019-07-26 | Automatic fire extinguishing system for server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910680146.8A CN110448826B (en) | 2019-07-26 | 2019-07-26 | Automatic fire extinguishing system for server |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110448826A true CN110448826A (en) | 2019-11-15 |
| CN110448826B CN110448826B (en) | 2021-04-27 |
Family
ID=68483668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910680146.8A Active CN110448826B (en) | 2019-07-26 | 2019-07-26 | Automatic fire extinguishing system for server |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110448826B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112860038A (en) * | 2021-01-13 | 2021-05-28 | 潘浩鹏 | Safety system based on cloud computing processor |
| CN115887986A (en) * | 2022-11-29 | 2023-04-04 | 苏州金马达电机有限公司 | Fireproof cooling fan |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205539094U (en) * | 2016-01-28 | 2016-08-31 | 三明亿力森达电气设备有限公司 | But automatic fire extinguishing's ammeter case |
| CN106298169A (en) * | 2016-08-09 | 2017-01-04 | 胡启元 | A kind of transformer case of band firebreak device |
| CN108074708A (en) * | 2017-12-04 | 2018-05-25 | 四川力智久创知识产权运营有限公司 | Transformer with high-effect fire-extinguishing shell |
| CN208782262U (en) * | 2018-08-13 | 2019-04-23 | 天津凯景康科技有限公司 | A kind of intellectual remote controlling switchgear |
| KR101962184B1 (en) * | 2018-11-12 | 2019-05-07 | 주식회사 동산전력 | Distribution box having cooling function |
-
2019
- 2019-07-26 CN CN201910680146.8A patent/CN110448826B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205539094U (en) * | 2016-01-28 | 2016-08-31 | 三明亿力森达电气设备有限公司 | But automatic fire extinguishing's ammeter case |
| CN106298169A (en) * | 2016-08-09 | 2017-01-04 | 胡启元 | A kind of transformer case of band firebreak device |
| CN108074708A (en) * | 2017-12-04 | 2018-05-25 | 四川力智久创知识产权运营有限公司 | Transformer with high-effect fire-extinguishing shell |
| CN208782262U (en) * | 2018-08-13 | 2019-04-23 | 天津凯景康科技有限公司 | A kind of intellectual remote controlling switchgear |
| KR101962184B1 (en) * | 2018-11-12 | 2019-05-07 | 주식회사 동산전력 | Distribution box having cooling function |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112860038A (en) * | 2021-01-13 | 2021-05-28 | 潘浩鹏 | Safety system based on cloud computing processor |
| CN112860038B (en) * | 2021-01-13 | 2022-03-18 | 深圳市利合信诺科技有限公司 | Safety system based on cloud computing processor |
| CN115887986A (en) * | 2022-11-29 | 2023-04-04 | 苏州金马达电机有限公司 | Fireproof cooling fan |
| CN115887986B (en) * | 2022-11-29 | 2024-05-28 | 苏州金马达电机有限公司 | Fireproof heat radiation fan |
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| Publication number | Publication date |
|---|---|
| CN110448826B (en) | 2021-04-27 |
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