CN107510904A - Automatic cooling system for security rescue capsule of high-rise building - Google Patents
Automatic cooling system for security rescue capsule of high-rise building Download PDFInfo
- Publication number
- CN107510904A CN107510904A CN201710755820.5A CN201710755820A CN107510904A CN 107510904 A CN107510904 A CN 107510904A CN 201710755820 A CN201710755820 A CN 201710755820A CN 107510904 A CN107510904 A CN 107510904A
- Authority
- CN
- China
- Prior art keywords
- dry ice
- module
- cabin
- temperature
- orientation
- 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.)
- Pending
Links
- 239000002775 capsule Substances 0.000 title claims abstract description 16
- 238000001816 cooling Methods 0.000 title claims abstract description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 94
- 235000011089 carbon dioxide Nutrition 0.000 claims abstract description 94
- 238000005303 weighing Methods 0.000 claims abstract description 20
- 230000008859 change Effects 0.000 claims description 18
- 238000005259 measurement Methods 0.000 claims description 12
- 230000004083 survival effect Effects 0.000 claims description 10
- 238000004321 preservation Methods 0.000 claims description 3
- 238000003672 processing method Methods 0.000 claims description 3
- 239000013589 supplement Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 108010066057 cabin-1 Proteins 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B31/00—Containers or portable cabins for affording breathing protection with devices for reconditioning the breathing air or for ventilating, in particular those that are suitable for invalids or small children
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/0017—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using cold storage bodies, e.g. ice
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Sustainable Development (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Pulmonology (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Alarm Systems (AREA)
Abstract
The invention discloses an automatic cooling system of a security rescue capsule of a high-rise building, which comprises a main capsule, wherein a control module, a display module, a voice alarm module and a power supply module are arranged in the main capsule, and a bottom capsule is connected below the main capsule; a bottom chamber, wherein the wall of the bottom chamber is embedded with a nozzle; the nozzle is sequentially connected with the one-way electromagnetic valve, the pipeline, the dry ice storage box and the weighing module; at least 4 temperature sensors are distributed on the periphery of the main cabin and used for measuring the ambient temperature outside the cabin, and each temperature sensor corresponds to 1 nozzle in the same direction; the dry ice storage box stores dry ice; the weighing module measures the balance of the dry ice; the display module displays temperature and alarms; the voice alarm module alarms; the control module releases the dry ice to the outside of the cabin to extinguish fire, the dry ice is released in the direction when the environmental temperature is raised quickly or the temperature is high due to the fire in the direction, when the reserve volume of the dry ice is below 15%, the using amount of the dry ice is saved, the dry ice is released only in the direction with the largest temperature rise, and the temperature reduction efficiency is improved to the maximum extent. The invention automatically cools the cabin body, alarms when exceeding the limit and ensures the life safety.
Description
Technical field
The present invention relates to skyscraper security protection survival capsule technical field, more particularly, to a kind of skyscraper security protection survival capsule
Automatic cooling system.
Background technology
In skyscraper, when running into earthquake, fire and illegal intrusion, it is difficult to timely hedging.Skyscraper security protection lifesaving
Cabin can provide urgent danger prevention lifesaving.The nacelle temperature control of skyscraper security protection survival capsule is the critically important ring that ensures safety
Section timely control cabinet temperature when environment fire triggers high temperature, ensures, it is necessary to a kind of automatic progress nacelle temperature controlled technology
Life security.
The content of the invention
The technical problem to be solved in the present invention, it is to provide a kind of skyscraper security protection survival capsule automatic cooling system.
In order to solve the above technical problems, the present invention uses following technical scheme:
A kind of skyscraper security protection survival capsule automatic cooling system, it is characterized in that:Including main cabin, hold, temperature sensor, control
Module, display module, voice alarm module, power module, nozzle, Unidirectional solenoid valve, pipeline, dry ice storage box, Weighing module;
The main cabin, lower section connect hold, install control module, display module, voice alarm module, power module in cabin, outside
Wall is embedded in temperature sensor;
The hold, bulkhead are embedded in nozzle, have Unidirectional solenoid valve, pipeline, dry ice storage box, Weighing module in cabin;
The temperature sensor, at least four, it is distributed in main all out of my cabin, measurement extravehicular environment temperature;
The nozzle, at least four, hold periphery is distributed in, each in corresponding 1 temperature sensor in same orientation, each connection 1
Unidirectional solenoid valve;
The Unidirectional solenoid valve, at least four, connect nozzle and pipeline, control dry ice discharge;
The pipeline, at least 4, connect Unidirectional solenoid valve and dry ice storage box;
The dry ice storage box, dry ice is stored, casing has heat-preservation double-layer shell, has seal, seal, which is opened, can supplement dry ice;
The Weighing module, below dry ice storage box, dry ice gross weight in measurement dry ice storage box body and case;
The display module, display nacelle ambient temperature, remaining dry ice weight and alarm;
The voice alarm module, report nacelle ambient temperature, remaining dry ice weight and alarm;
The power module, it is battery, connects civil power, is temperature sensor, control module, display module, audio alert mould
Block, power module, Unidirectional solenoid valve, Weighing module power supply;
The temperature sensor, control module, display module, voice alarm module, power module, Unidirectional solenoid valve, mould of weighing
Block, it is connected respectively with control module electric signal, controlled module control;
The processing method of the control module is:
Step S1, initialize each module;
Step S2, the temperature value of each temperature sensor measurement is read, using the temperature value of the temperature sensor measurement as place orientation
Temperature value out of my cabin;
Step S3, display module is set to show the temperature value out of my cabin in each orientation;
Step S4, calculate the rate of temperature change out of my cabin in each orientation;
Step S5, display module is set to show the rate of temperature change out of my cabin in each orientation;
Step S6, such as the temperature value out of my cabin in certain orientation>100 degree, or temperature out of my cabin>50 degree and rate of temperature change out of my cabin>0, make to show
Show that module shows orientation temperature alarming out of my cabin, voice alarm module is reported the orientation temperature value and temperature alarming out of my cabin;
Step S7, such as the temperature out of my cabin in certain orientation>50 degree, and rate of temperature change out of my cabin>0, then open the unidirectional electromagnetism in the orientation
Valve, dry ice is discharged, otherwise close the Unidirectional solenoid valve in the orientation;
Step S8, such as the temperature out of my cabin in certain orientation>100 degree, then the Unidirectional solenoid valve in the orientation is opened, discharge dry ice, otherwise close
Close the Unidirectional solenoid valve in the orientation;
Step S9, read dry ice gross weight in the dry ice storage box body and case of Weighing module measurement;
Step S10, dry ice storage box body is known and is fixed value, calculates remaining dry ice weight;
Step S11, display module is set to show remaining dry ice weight;
Step S12, dry ice initial weight is known and is fixed value, such as remaining dry ice weight<The 15% of dry ice initial weight, make to show
Show that module shows that dry ice consumption will alarm to the greatest extent, voice alarm module is reported remaining dry ice weight and dry ice consumption will alarm to the greatest extent,
Calculate rate of temperature change out of my cabin>0 and the maximum orientation of rate of temperature change out of my cabin, the Unidirectional solenoid valve in the orientation is opened, release is dry
Ice, the Unidirectional solenoid valve in remaining orientation is closed, stop release dry ice;
Step S13, delay, return to step S2.
Compared with prior art, the beneficial effects of the invention are as follows:
Automatically control the temperature of nacelle, overload alarm, alarm is shown and two methods of voice, facilitates hearing or has defective vision
Personnel, the efficiency of adjusting cabin temperature is improved, ensure hedging personnel living necessities in skyscraper security protection survival capsule.
Brief description of the drawings
Fig. 1 is the side view structure block diagram of the embodiment of the present invention.
Fig. 2 is the plan structure block diagram of the embodiment of the present invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As depicted in figs. 1 and 2, a kind of skyscraper security protection survival capsule automatic cooling system, including main cabin 1, hold 2, temperature
Spend sensor 3, control module 4, display module 5, voice alarm module 6, power module 7, nozzle 8, Unidirectional solenoid valve 9, pipeline
10th, dry ice storage box 11, Weighing module 12;
The main cabin 1, lower section connect hold 2, control module 4, display module 5, voice alarm module 6, power supply mould are installed in cabin
Block 7, outer wall insertion temperature sensor 3;
The hold 2, bulkhead are embedded in nozzle 8, have Unidirectional solenoid valve 9, pipeline 10, dry ice storage box 11, Weighing module 12 in cabin;
The temperature sensor 3, at least four, the main periphery of cabin 1 is distributed in, measures extravehicular environment temperature;
The nozzle 8, at least four, the periphery of hold 2 is distributed in, each in corresponding 1 temperature sensor 3 in same orientation, each connection
1 Unidirectional solenoid valve 9;
The Unidirectional solenoid valve 9, at least four, connect nozzle 8 and pipeline 10, control dry ice discharge;
The pipeline 10, at least 4, connect Unidirectional solenoid valve 9 and dry ice storage box 11;
The dry ice storage box 11, dry ice is stored, casing has heat-preservation double-layer shell, there is seal, and seal opening can supplement dry
Ice;
The Weighing module 12, the dry ice gross weight in the lower section of dry ice storage box 11, the casing of measurement dry ice storage box 11 and case;
The display module 5, display nacelle ambient temperature, remaining dry ice weight and alarm;
The voice alarm module 6, report nacelle ambient temperature, remaining dry ice weight and alarm;
The power module 7, is battery, connects civil power, is temperature sensor 3, control module 4, display module 5, voice reporting
Alert module 6, power module 7, Unidirectional solenoid valve 9, Weighing module 12 are powered;
The temperature sensor 3, control module 4, display module 5, voice alarm module 6, power module 7, Unidirectional solenoid valve 9,
Weighing module 12, it is connected respectively with the electric signal of control module 4, controlled module 4 controls;
The processing method of the control module 4 is:
Step S1, initialize each module;
Step S2, the temperature value that each temperature sensor 3 measures is read, using the temperature value of the temperature sensor 3 measurement as place side
The temperature value out of my cabin of position;
Step S3, display module 5 is set to show the temperature value out of my cabin in each orientation;
Step S4, calculate the rate of temperature change out of my cabin in each orientation;
Step S5, display module 5 is set to show the rate of temperature change out of my cabin in each orientation;
Step S6, such as the temperature value out of my cabin in certain orientation>100 degree, or temperature out of my cabin>50 degree and rate of temperature change out of my cabin>0, make to show
Show that module 5 shows orientation temperature alarming out of my cabin, voice alarm module 6 is reported the orientation temperature value and temperature alarming out of my cabin;
Step S7, such as the temperature out of my cabin in certain orientation>50 degree, and rate of temperature change out of my cabin>0, then open the unidirectional electromagnetism in the orientation
Valve 9, dry ice is discharged, otherwise close the Unidirectional solenoid valve 9 in the orientation;
Step S8, such as the temperature out of my cabin in certain orientation>100 degree, then the Unidirectional solenoid valve 9 in the orientation is opened, discharge dry ice, otherwise close
Close the Unidirectional solenoid valve 9 in the orientation;
Step S9, read dry ice gross weight in the casing of dry ice storage box 11 and case that Weighing module 12 measures;
Step S10, the casing of dry ice storage box 11 is known and is fixed value, calculates remaining dry ice weight;
Step S11, display module 5 is set to show remaining dry ice weight;
Step S12, dry ice initial weight is known and is fixed value, such as remaining dry ice weight<The 15% of dry ice initial weight, make to show
Show that module 5 shows that dry ice consumption will alarm to the greatest extent, voice alarm module 6 is reported remaining dry ice weight and dry ice consumption will report to the greatest extent
It is alert, calculate rate of temperature change out of my cabin>0 and the maximum orientation of rate of temperature change out of my cabin, the Unidirectional solenoid valve 9 in the orientation is opened, is released
Ice is allowed to dry, closes the Unidirectional solenoid valve 9 in remaining orientation, stops release dry ice;
Step S13, delay, return to step S2.
To dry ice fire extinguishing cooling is discharged out of my cabin, which direction fire triggers environment temperature rise fast, or temperature is high, just at which
Individual direction discharges dry ice.
When dry ice reserves residue is below 15%, dry ice usage amount is saved, only discharges dry ice in the maximum direction of fire, most
Limits improve fire-fighting efficiency.
The present invention automatically controls the temperature of nacelle, overload alarm, and alarm is shown and two methods of voice, facilitate hearing or
The personnel having defective vision, the efficiency of adjusting cabin temperature is improved, ensure hedging personnel existence in skyscraper security protection survival capsule
Need.
Above example only expresses one embodiment of the present invention, and its description is more specific and detailed, but can not
Therefore understands that it is the limitation to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art,
On the premise of not departing from present inventive concept, various modifications and improvements can be made, these belong to protection scope of the present invention.
Therefore the protection domain of patent of the present invention should be determined by the appended claims.
Claims (1)
1. a kind of skyscraper security protection survival capsule automatic cooling system, it is characterized in that:Including main cabin, hold, temperature sensor, control
Molding block, display module, voice alarm module, power module, nozzle, Unidirectional solenoid valve, pipeline, dry ice storage box, mould of weighing
Block;
The main cabin, lower section connect hold, install control module, display module, voice alarm module, power module in cabin, outside
Wall is embedded in temperature sensor;
The hold, bulkhead are embedded in nozzle, have Unidirectional solenoid valve, pipeline, dry ice storage box, Weighing module in cabin;
The temperature sensor, at least four, it is distributed in main all out of my cabin, measurement extravehicular environment temperature;
The nozzle, at least four, hold periphery is distributed in, each in corresponding 1 temperature sensor in same orientation, each connection 1
Unidirectional solenoid valve;
The Unidirectional solenoid valve, at least four, connect nozzle and pipeline, control dry ice discharge;
The pipeline, at least 4, connect Unidirectional solenoid valve and dry ice storage box;
The dry ice storage box, dry ice is stored, casing has heat-preservation double-layer shell, has seal, seal, which is opened, can supplement dry ice;
The Weighing module, below dry ice storage box, dry ice gross weight in measurement dry ice storage box body and case;
The display module, display nacelle ambient temperature, remaining dry ice weight and alarm;
The voice alarm module, report nacelle ambient temperature, remaining dry ice weight and alarm;
The power module, it is battery, connects civil power, is temperature sensor, control module, display module, audio alert mould
Block, power module, Unidirectional solenoid valve, Weighing module power supply;
The temperature sensor, control module, display module, voice alarm module, power module, Unidirectional solenoid valve, mould of weighing
Block, it is connected respectively with control module electric signal, controlled module control;
The processing method of the control module is:
Step S1, initialize each module;
Step S2, the temperature value of each temperature sensor measurement is read, using the temperature value of the temperature sensor measurement as place orientation
Temperature value out of my cabin;
Step S3, display module is set to show the temperature value out of my cabin in each orientation;
Step S4, calculate the rate of temperature change out of my cabin in each orientation;
Step S5, display module is set to show the rate of temperature change out of my cabin in each orientation;
Step S6, such as the temperature value out of my cabin in certain orientation>100 degree, or temperature out of my cabin>50 degree and rate of temperature change out of my cabin>0, make to show
Show that module shows orientation temperature alarming out of my cabin, voice alarm module is reported the orientation temperature value and temperature alarming out of my cabin;
Step S7, such as the temperature out of my cabin in certain orientation>50 degree, and rate of temperature change out of my cabin>0, then open the unidirectional electromagnetism in the orientation
Valve, dry ice is discharged, otherwise close the Unidirectional solenoid valve in the orientation;
Step S8, such as the temperature out of my cabin in certain orientation>100 degree, then the Unidirectional solenoid valve in the orientation is opened, discharge dry ice, otherwise close
Close the Unidirectional solenoid valve in the orientation;
Step S9, read dry ice gross weight in the dry ice storage box body and case of Weighing module measurement;
Step S10, dry ice storage box body is known and is fixed value, calculates remaining dry ice weight;
Step S11, display module is set to show remaining dry ice weight;
Step S12, dry ice initial weight is known and is fixed value, such as remaining dry ice weight<The 15% of dry ice initial weight, make to show
Show that module shows that dry ice consumption will alarm to the greatest extent, voice alarm module is reported remaining dry ice weight and dry ice consumption will alarm to the greatest extent,
Calculate rate of temperature change out of my cabin>0 and the maximum orientation of rate of temperature change out of my cabin, the Unidirectional solenoid valve in the orientation is opened, release is dry
Ice, the Unidirectional solenoid valve in remaining orientation is closed, stop release dry ice;
Step S13, delay, return to step S2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710755820.5A CN107510904A (en) | 2017-08-31 | 2017-08-31 | Automatic cooling system for security rescue capsule of high-rise building |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710755820.5A CN107510904A (en) | 2017-08-31 | 2017-08-31 | Automatic cooling system for security rescue capsule of high-rise building |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107510904A true CN107510904A (en) | 2017-12-26 |
Family
ID=60724456
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710755820.5A Pending CN107510904A (en) | 2017-08-31 | 2017-08-31 | Automatic cooling system for security rescue capsule of high-rise building |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107510904A (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102228733A (en) * | 2011-06-08 | 2011-11-02 | 杭州德安救生设备科技有限公司 | Disaster emergency safety cabin |
CN102287229A (en) * | 2011-09-10 | 2011-12-21 | 沈景才 | Mining movable life-saving cabin |
CN202152687U (en) * | 2011-06-29 | 2012-02-29 | 李光武 | Phase change cooling device for refuge compartment and refuge chamber |
EP2503257A1 (en) * | 2011-03-22 | 2012-09-26 | Erwin Gasser | Shelter |
CN202876152U (en) * | 2012-09-05 | 2013-04-17 | 菩达重工科技有限公司 | Civil disaster-refuging safety cabin |
CN106975174A (en) * | 2016-01-19 | 2017-07-25 | 李文 | Fire-proof lifesaving cabin |
-
2017
- 2017-08-31 CN CN201710755820.5A patent/CN107510904A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2503257A1 (en) * | 2011-03-22 | 2012-09-26 | Erwin Gasser | Shelter |
CN102228733A (en) * | 2011-06-08 | 2011-11-02 | 杭州德安救生设备科技有限公司 | Disaster emergency safety cabin |
CN202152687U (en) * | 2011-06-29 | 2012-02-29 | 李光武 | Phase change cooling device for refuge compartment and refuge chamber |
CN102287229A (en) * | 2011-09-10 | 2011-12-21 | 沈景才 | Mining movable life-saving cabin |
CN202876152U (en) * | 2012-09-05 | 2013-04-17 | 菩达重工科技有限公司 | Civil disaster-refuging safety cabin |
CN106975174A (en) * | 2016-01-19 | 2017-07-25 | 李文 | Fire-proof lifesaving cabin |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN207323914U (en) | Fire hydrant cabinet | |
CN105807110B (en) | A kind of ammeter box | |
US11730986B2 (en) | Storage and charging system for hazardous products | |
JP2015517890A5 (en) | ||
CN109114434A (en) | A kind of gas pipeline leak detecting and alarming device with emergency cut-off | |
CN102078666A (en) | Storage box for emergency lighting, instruction and alarm integrated escape equipment | |
CN107510904A (en) | Automatic cooling system for security rescue capsule of high-rise building | |
CN206867567U (en) | Fire protection warning and linked system | |
CN108313304A (en) | A kind of unmanned plane protective device and method | |
CN206091807U (en) | Prevent fire door monitored control system for two divisions | |
CN202859973U (en) | Anti-theft automatic-opening type indoor fire hydrant box | |
CN104338279A (en) | Smoke-sensing alarm self-rescue fire-fighting box | |
CN203515267U (en) | Burglary-resisting window capable of conducting automatic early warning and helping escaping | |
CN208172974U (en) | A kind of warning device with buoyant force circuit switch | |
CN205557695U (en) | Novel automatic alarm fire hydrant | |
CN207425058U (en) | A kind of intelligent fire alarm device | |
CN208861425U (en) | A kind of fire alarm | |
CN208189653U (en) | A kind of Multifunctional battery cabinet | |
CN206091808U (en) | Prevent fire door monitored control system for single division | |
CN107469249B (en) | High-rise building security rescue capsule with air bag | |
CN203408414U (en) | Self-rescue type fire extinguishing box capable of giving alarm | |
CN220474097U (en) | Fire control conflagration early warning device | |
CN216450173U (en) | Fire monitoring device | |
JP5736494B1 (en) | Automatic tsunami warning device | |
CN219149080U (en) | Pump-driven perfluorinated hexanone automatic fire extinguishing device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171226 |