CN210170733U - Mechanical and electric control dual-starting automatic fire extinguishing device - Google Patents
Mechanical and electric control dual-starting automatic fire extinguishing device Download PDFInfo
- Publication number
- CN210170733U CN210170733U CN201920679715.2U CN201920679715U CN210170733U CN 210170733 U CN210170733 U CN 210170733U CN 201920679715 U CN201920679715 U CN 201920679715U CN 210170733 U CN210170733 U CN 210170733U
- Authority
- CN
- China
- Prior art keywords
- valve
- fire extinguishing
- mechanical
- pipeline
- communicated
- 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.)
- Expired - Fee Related
Links
- 239000003814 drug Substances 0.000 claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- 230000005540 biological transmission Effects 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000012528 membrane Substances 0.000 claims description 8
- 239000007921 spray Substances 0.000 claims description 7
- 238000010411 cooking Methods 0.000 claims description 5
- 239000008399 tap water Substances 0.000 claims description 5
- 235000020679 tap water Nutrition 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Landscapes
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model relates to a machinery and automatically controlled dual start's automatic fire extinguishing device, include: a fire extinguishing pipeline communicated with the mechanical control channel; the mechanical control channel comprises a temperature sensing device and a mechanical starting device positioned on the bracket; the electromagnetic valve and the gas power mechanism are arranged at the lower end of the mechanical starting device; the bottom of the electromagnetic valve is provided with a puncture needle which can move up and down; the gas power mechanism is communicated with the fire extinguishing pipeline through the medicine storage tank; the mechanical starting device comprises a valve body, and the top of the valve body is provided with a valve cover; the bottom of the valve cover is connected with a push rod through a spring, and a reset rod is arranged on the push rod; the lower end of the push rod is provided with a tray; the push connecting piece at the bottom of the tray is positioned above the puncture needle; the electric control channel is provided with a microswitch positioned below the reset rod on the bracket, and the controller is connected with the microswitch and the electromagnetic valve; the utility model discloses a mechanical control passageway is put out a fire, and is not enough when mechanical control passageway's the stroke that pushes down, opens this device through micro-gap switch and puts out a fire.
Description
Technical Field
The utility model belongs to the technical field of fire-fighting equipment, especially, relate to a machinery and automatically controlled dual start's automatic fire extinguishing device.
Background
There are two ways of starting the automatic fire extinguishing device used in the current market for protecting commercial kitchens: electric start or mechanical start; the electrically started automatic fire extinguishing device for the kitchen is afraid of power failure, and equipment cannot be normally started after the power failure; the mechanically started automatic fire extinguishing device for the kitchen is afraid of oil stains, so that the steel wire rope is too much blocked and cannot be reset, and the automatic start cannot be realized only by manual start. In order to provide a safer and more reliable kitchen automatic fire extinguishing device, the kitchen automatic fire extinguishing device adopting a mechanical and electric control dual starting mode is urgently needed to be designed, the fire can be guaranteed to be safer, and the safety guarantee is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defects of the prior art and providing a safe, secure and more safe and effective kitchen automatic fire extinguishing device with mechanical and electric control double starting modes.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a mechanical and electric control double-starting automatic fire extinguishing device comprises: the fire extinguishing device comprises a fire extinguishing pipeline, a mechanical control channel, an electromagnetic valve, a gas power mechanism, a puncture needle, a medicine storage tank and an electric control channel; the fire extinguishing pipeline is communicated with the mechanical control channel; the mechanical control channel comprises a temperature sensing device and a mechanical starting device connected with the temperature sensing device, and the mechanical starting device is positioned on the bracket; the electromagnetic valve and the gas power mechanism are sequentially arranged at the lower end of the mechanical starting device; the bottom of the electromagnetic valve is provided with a puncture needle which can move up and down; the gas power mechanism is communicated with the medicine storage tank which is communicated with the fire extinguishing pipeline; the mechanical starting device comprises a valve body, a valve cover, a spring, a pushing rod, a reset rod, a tray and a pushing connecting piece; the top of the valve body is provided with a valve cover; the bottom of the valve cover is provided with a spring positioned in the valve body, the bottom of the spring is provided with a push rod, and the spring is compressed between the push rod and the valve cover; a reset rod positioned outside the valve body is arranged on the push rod; the lower end of the push rod is provided with a tray penetrating out of the valve body; the bottom of the tray is connected with a pushing connecting piece, and the pushing connecting piece is positioned above the puncture needle;
when the temperature sensing device senses fire, a pushing connecting piece in the mechanical starting device drives the puncture needle to move downwards, and the gas power mechanism is started and sends the medicament in the medicament storage tank into a fire extinguishing pipeline;
the device also comprises an electric control channel, a microswitch positioned below the reset rod is also arranged on the bracket, and the controller is connected with the microswitch and the electromagnetic valve; when the reset rod moves along with the push rod to touch the micro switch, the micro switch opens the electromagnetic valve through the controller, the electromagnetic valve drives the puncture needle to move downwards, and the gas power mechanism opens and sends the medicament in the medicament storage tank into a fire extinguishing pipeline.
Furthermore, the fire extinguishing pipeline comprises two parallel transmission pipelines, and a plurality of spray heads are arranged on the transmission pipelines; one of the transmission pipelines is arranged above the cooking bench, and the other transmission pipeline is arranged at the inlet pipe of the flue.
Furthermore, the temperature sensing device comprises a steel wire rope, a plurality of temperature sensing supports are arranged on the steel wire rope, temperature sensing sheets are arranged in the temperature sensing supports, two ends of each temperature sensing sheet are respectively connected with the steel wire rope, and one end of each steel wire rope is connected with the push rod; a reverse wheel positioned on the steel wire rope is arranged between the mechanical starting device and the nearest temperature sensing bracket.
Further, the gas power mechanism comprises a bottle head valve; the bottom of the bottle head valve is communicated with a pressure storage tank; a flow guide hole and a discharge hole communicated with a pressure reducing valve are arranged in the bottle head valve, and the pressure reducing valve is communicated with the medicine storage tank; a valve core capable of lifting up and down is arranged in the bottle head valve, the valve core plugs the air outlet pipeline, and a pressure relief diaphragm positioned below the puncture needle is arranged at the upper end of the bottle head valve; when the pressure relief membrane is punctured by the puncture needle, the valve core moves upwards, and the air outlet pipeline is communicated with the flow guide hole in the bottle head valve.
The fire extinguishing device comprises a first fire extinguishing assembly, a second fire extinguishing assembly and a control system, wherein the first fire extinguishing assembly is communicated with a fire extinguishing pipeline, the first fire extinguishing assembly comprises a first pipeline communicated with tap water, the other end of the first pipeline is communicated with the fire extinguishing pipeline, and a ball valve, an electromagnetic water flow valve and a check valve are sequentially arranged on the first pipeline; the electromagnetic water flow valve is connected with the controller.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
the utility model discloses a machinery and automatically controlled dual start's automatic fire extinguishing device puts out a fire through mechanical control passageway during normal condition, when mechanical control passageway's stroke was not enough, punctures the pressure release diaphragm through the puncture needle among the micro-gap switch control solenoid valve, and gaseous power unit opens and puts out a fire in sending into the pipeline of putting out a fire with the medicament, has ensured the operation of putting out a fire that can be timely, has improved the security performance in kitchen, has higher safety guarantee.
Drawings
The technical scheme of the utility model is further explained by combining the attached drawings as follows:
FIG. 1 is a front view of the present invention;
FIG. 2 is an enlarged fragmentary view of FIG. 1;
FIG. 3 is an enlarged fragmentary view of FIG. 1;
FIG. 4 is an enlarged fragmentary view of FIG. 1;
FIG. 5 is a schematic perspective view of a mechanical actuator;
FIG. 6 is a front view of the mechanical actuation apparatus;
wherein: the fire extinguishing system comprises a fire extinguishing pipeline 1, a transmission pipeline 11, a spray head 12, a first fire extinguishing assembly 2, a mechanical control channel 3, a temperature sensing device 4, a mechanical starting device 5, a gas power mechanism 6, a medicine storage tank 7, a controller 8, a cooking bench 9, a support 10, a first pipeline 21, a ball valve 22, an electromagnetic water flow valve 23, a check valve 24, a steel wire rope 40, a temperature sensing support 41, a temperature sensing sheet 42, a valve body 50, a valve cover 51, a spring 52, a push rod 53, a tray 54, a reset rod 55, a push connecting piece 56, a microswitch 57, an electromagnetic valve 61, a bottle head valve 62, a pressure storage tank 63, a flow guide hole 64, a pressure reducing valve 65, a discharge hole 66, a valve core 67, a pressure relief membrane 68, a puncture needle 69 and.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-6, an automatic fire extinguisher with dual mechanical and electrical control start according to an embodiment of the present invention includes a fire extinguishing pipeline 1, a mechanical control channel 3, an electromagnetic valve 61, a gas power mechanism 6, a puncture needle 69, a drug storage tank 7 and an electrical control channel; the fire extinguishing pipeline 1 is communicated with the mechanical control channel 3; the mechanical control channel 3 comprises a temperature sensing device 4 and a mechanical starting device 5 connected with the temperature sensing device 4, and the mechanical starting device 5 is positioned on the bracket 10; an electromagnetic valve 61 and an air power mechanism which are arranged at the lower end of the mechanical starting device 5 in sequence; a puncture needle 69 which can move up and down is arranged at the bottom of the electromagnetic valve 61; the gas power mechanism is communicated with the medicine storage tank 7, and the medicine storage tank 7 is communicated with the fire extinguishing pipeline 1.
Wherein, the mechanical starting device comprises a valve body 50, a valve cover 51, a spring 52, a pushing rod 53, a reset rod 55, a tray 54 and a pushing connecting piece 56; the top of the valve body 50 is provided with a valve cover 51; the bottom of the valve cover 51 is provided with a spring 52 positioned in the valve body 50, the bottom of the spring 52 is provided with a push rod 53, and the spring 52 is compressed between the push rod 53 and the valve cover 51; a reset rod 55 positioned outside the valve body 50 is arranged on the push rod 53; the lower end of the push rod 53 is provided with a tray 54 which penetrates out of the valve body 50; the bottom of tray 54 is connected to push connector 56, push connector 56 is located above lancet 69; when the temperature sensing device 4 senses fire, the pushing connecting piece 56 in the mechanical starting device 5 drives the puncture needle 69 to move downwards, and the gas power mechanism is opened and is used for sending the medicament in the medicament storage tank 7 into the fire extinguishing pipeline 1.
The device also comprises an electric control channel, a microswitch 57 positioned below the reset rod 55 is also arranged on the bracket 10, and the controller 8 is connected with the microswitch 57 and the electromagnetic valve 61; when the reset rod 55 moves downwards along with the push rod 53 and touches the micro switch 57, the micro switch 57 controls the electromagnetic valve 61 to be opened through the controller 8, the electromagnetic valve 61 drives the puncture needle 69 to move downwards, and the gas power mechanism is opened and sends the medicament in the medicament storage tank 7 into the fire extinguishing pipeline 1.
As a further preferred embodiment, the fire extinguishing line 1 comprises two parallel transport pipes 11, and a plurality of spray heads 12 are arranged on the transport pipes 11; one of the transport ducts 11 is arranged above the cooking top 9 and the other transport duct is arranged at the flue inlet duct.
As a further preferred embodiment, the temperature sensing device 4 includes a steel wire rope 40, a plurality of temperature sensing brackets 41 are disposed on the steel wire rope 40, a temperature sensing piece 42 is disposed in each temperature sensing bracket 41, two ends of each temperature sensing piece 42 are respectively connected to the steel wire rope 40, and one end of the steel wire rope 40 is connected to a push rod 53; a reverse wheel 70 positioned on the steel wire rope is arranged between the mechanical starting device and the nearest temperature sensing bracket, and the reverse wheel 70 has the function of enabling the stress of the steel wire rope to be reverse and opposite.
As a further preferred embodiment, the pneumatic mechanism includes a bottle valve 62; the bottom of the bottle head valve 62 is communicated with a pressure storage tank 63; a flow guide hole 64 and a discharge hole 66 communicated with a pressure reducing valve 65 are arranged in the bottle head valve 62, and the pressure reducing valve 65 is communicated with the medicine storage tank 7; a valve core 67 capable of ascending and descending up and down is arranged in the bottle head valve 62, the valve core 67 plugs the discharge hole 66, and a pressure relief diaphragm 68 positioned below the puncture needle 69 is arranged at the upper end of the bottle head valve 62; when the pressure relief diaphragm 68 is pierced by the piercing needle 69, the valve core 67 moves upwards, and the discharge hole 66 is communicated with the flow guide hole 64 in the bottle head valve 62.
As a further preferred embodiment, the fire extinguishing device can extinguish fire after water is supplied, and specifically comprises a first fire extinguishing assembly 2 communicated with a fire extinguishing pipeline 1, wherein the first fire extinguishing assembly 2 comprises a first pipeline 21 communicated with tap water, the other end of the first pipeline 21 is communicated with the fire extinguishing pipeline 1, and a ball valve 22, an electromagnetic water flow valve 23 and a check valve 24 are sequentially arranged on the first pipeline 21.
During specific work, when a fire disaster happens to the cooking bench, the mechanical control channel is automatically started, and the working process is as follows: when the temperature sensing piece senses that the temperature rises due to fire, the temperature sensing piece is burnt out, the steel wire rope is disconnected with the temperature sensing piece, the steel wire rope is tensioned between the reversing wheel and the push rod, so that one end, connected with the push rod, of the steel wire rope is in a loose state, the spring 52 is compressed between the valve cover 51 and the push rod 53, when the steel wire rope is disconnected with the temperature sensing piece, the spring 52 automatically bounces downwards, the push rod pushes the puncture needle 69 in the electromagnetic valve downwards through the push connecting rod, the puncture needle 69 punctures the discharge membrane 68 in the bottle head valve 62, the valve core 67 automatically moves upwards after the discharge membrane 68 punctures, the flow guide hole 64 in the bottle head valve 62 is communicated with the discharge hole 66, so that the gas in the pressure storage tank 63 flows into the medicine storage tank 7 from the pressure reducing valve 65, the medicine in the medicine storage tank 7 is driven to flow into the fire extinguishing pipeline 1, and is uniformly sprayed by the plurality of spray heads 12 to cover the surface of the fire oil pan, the fire is extinguished.
When the mechanical control channel is insufficient in downward pressing force or stroke, the puncture needle 69 cannot puncture the puncture membrane, and the gas power mechanism cannot be opened, the reset rod moves downwards to touch the micro-control switch, the micro-control switch sends a signal to the controller, the controller automatically controls the electromagnetic valve to be opened, the puncture needle in the electromagnetic valve moves downwards to puncture the discharge membrane 68, so that the gas in the pressure storage tank 63 can flow into the medicine storage tank 7 from the pressure reducing valve 65 as a sample, the medicine in the medicine storage tank 7 is driven to flow into the fire extinguishing pipeline 1, and the fire is uniformly sprayed by the plurality of spray heads 12 to extinguish fire.
The controller is also directly connected with the electromagnetic valve, so that the electromagnetic valve can be directly controlled through the controller, and the puncture needle in the control electromagnetic valve punctures the pressure relief membrane to start the function of extinguishing fire.
In addition, the device can extinguish fire through tap water; the working process is as follows: the electromagnetic water flow valve 23 is started by the controller to be opened, tap water sequentially passes through the ball valve 22, the electromagnetic water flow valve 23 and the check valve 24 in the first pipeline to enter the fire extinguishing pipeline 1, and water is sprayed by the spray head 12 from two transmission pipelines of the fire extinguishing pipeline 1, so that a fire disaster is extinguished.
The utility model discloses a machinery and automatically controlled dual start's automatic fire extinguishing device puts out a fire through mechanical control passageway during normal condition, when mechanical control passageway's stroke was not enough, punctures the pressure release diaphragm through the puncture needle among the micro-gap switch control solenoid valve, and gaseous power unit opens and puts out a fire in sending into the pipeline of putting out a fire with the medicament, has ensured the operation of putting out a fire that can be timely, has improved the security performance in kitchen, has higher practicality.
The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (5)
1. An automatic fire extinguishing device with double starting of mechanical and electric control is characterized by comprising a fire extinguishing pipeline, a mechanical control channel, an electromagnetic valve, a gas power mechanism, a puncture needle, a medicine storage tank and an electric control channel; the fire extinguishing pipeline is communicated with the mechanical control channel; the mechanical control channel comprises a temperature sensing device and a mechanical starting device connected with the temperature sensing device, and the mechanical starting device is positioned on the bracket; the electromagnetic valve and the gas power mechanism are sequentially arranged at the lower end of the mechanical starting device; the bottom of the electromagnetic valve is provided with a puncture needle which can move up and down; the gas power mechanism is communicated with the medicine storage tank which is communicated with the fire extinguishing pipeline; the mechanical starting device comprises a valve body, a valve cover, a spring, a pushing rod, a reset rod, a tray and a pushing connecting piece; the top of the valve body is provided with a valve cover; the bottom of the valve cover is provided with a spring positioned in the valve body, the bottom of the spring is provided with a push rod, and the spring is compressed between the push rod and the valve cover; a reset rod positioned outside the valve body is arranged on the push rod; the lower end of the push rod is provided with a tray penetrating out of the valve body; the bottom of the tray is connected with a pushing connecting piece, and the pushing connecting piece is positioned above the puncture needle;
when the temperature sensing device senses fire, a pushing connecting piece in the mechanical starting device drives the puncture needle to move downwards, and the gas power mechanism is started and sends the medicament in the medicament storage tank into a fire extinguishing pipeline;
the device also comprises an electric control channel, a microswitch positioned below the reset rod is also arranged on the bracket, and the controller is connected with the microswitch and the electromagnetic valve; when the reset rod moves along with the push rod to touch the micro switch, the micro switch opens the electromagnetic valve through the controller, the electromagnetic valve drives the puncture needle to move downwards, and the gas power mechanism opens and sends the medicament in the medicament storage tank into a fire extinguishing pipeline.
2. The mechanical and electrical control double-start automatic fire extinguishing apparatus according to claim 1, wherein: the fire extinguishing pipeline comprises two parallel transmission pipelines, and a plurality of spray heads are arranged on the transmission pipelines; one of the transmission pipelines is arranged above the cooking bench, and the other transmission pipeline is arranged at the inlet pipe of the flue.
3. The mechanical and electrical control double-start automatic fire extinguishing apparatus according to claim 1, wherein: the temperature sensing device comprises a steel wire rope, a plurality of temperature sensing supports are arranged on the steel wire rope, temperature sensing sheets are arranged in the temperature sensing supports, two ends of each temperature sensing sheet are respectively connected with the steel wire rope, and one end of each steel wire rope is connected with a push rod; a reverse wheel positioned on the steel wire rope is arranged between the mechanical starting device and the nearest temperature sensing bracket.
4. The mechanical and electrical control double-start automatic fire extinguishing apparatus according to claim 1, wherein: the gas power mechanism comprises a bottle head valve; the bottom of the bottle head valve is communicated with a pressure storage tank; a flow guide hole and a discharge hole communicated with a pressure reducing valve are arranged in the bottle head valve, and the pressure reducing valve is communicated with the medicine storage tank; a valve core capable of lifting up and down is arranged in the bottle head valve, the valve core plugs the air outlet pipeline, and a pressure relief diaphragm positioned below the puncture needle is arranged at the upper end of the bottle head valve; when the pressure relief membrane is punctured by the puncture needle, the valve core moves upwards, and the air outlet pipeline is communicated with the flow guide hole in the bottle head valve.
5. The mechanical and electrical control double-start automatic fire extinguishing apparatus according to claim 1, wherein: the fire extinguishing device comprises a fire extinguishing pipeline, a first pipeline and a second pipeline, wherein the first pipeline is communicated with tap water, the other end of the first pipeline is communicated with the fire extinguishing pipeline, and a ball valve, an electromagnetic water flow valve and a check valve are sequentially arranged on the first pipeline; the electromagnetic water flow valve is connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920679715.2U CN210170733U (en) | 2019-05-13 | 2019-05-13 | Mechanical and electric control dual-starting automatic fire extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920679715.2U CN210170733U (en) | 2019-05-13 | 2019-05-13 | Mechanical and electric control dual-starting automatic fire extinguishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210170733U true CN210170733U (en) | 2020-03-24 |
Family
ID=69833231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920679715.2U Expired - Fee Related CN210170733U (en) | 2019-05-13 | 2019-05-13 | Mechanical and electric control dual-starting automatic fire extinguishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210170733U (en) |
-
2019
- 2019-05-13 CN CN201920679715.2U patent/CN210170733U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110075466B (en) | Automatic fire extinguisher with mechanical and electric control dual starting | |
| CN100453863C (en) | Leading self-actuated bottle head valve | |
| CN209451202U (en) | A kind of stable fire prevention fire valve | |
| CN214223062U (en) | Detection apparatus for boiler pressure-bearing | |
| CN210170733U (en) | Mechanical and electric control dual-starting automatic fire extinguishing device | |
| CN210583452U (en) | Mechanical simple automatic fire extinguishing device | |
| CN212746614U (en) | Oil smoke exhaust device with automatic fire extinguishing function | |
| CN210644934U (en) | Intelligent kitchen equipment fire extinguishing system | |
| CN210698554U (en) | Transmission power mechanism for fire extinguishing device | |
| CN213466574U (en) | Mechanical and electric control combined kitchen fire extinguishing system | |
| CN204062007U (en) | A kind of sensing temperature changes and the air-valve assembly automatically switched | |
| CN105202227A (en) | Air valve assembly capable of sensing temperature changes and achieving automatic switch | |
| CN212056744U (en) | Gas supply system | |
| CN108785937A (en) | Fire-extinguishing device for kitchen equipment | |
| CN105056426B (en) | A kind of low pressure atomizing system for kitchen fire-fighting | |
| CN215691245U (en) | Fire extinguishing all-in-one machine | |
| CN113908479A (en) | Mechanical self-charging type automatic fire extinguishing device for underground mine car | |
| CN216536672U (en) | Automatic fire extinguishing device | |
| CN214912967U (en) | Manual starting controller for fire detection tube fire extinguishing device | |
| CN110075464B (en) | Mechanical simple automatic fire extinguisher | |
| CN218046246U (en) | Intelligent fire extinguishing apparatus equipment box for kitchen | |
| CN216061761U (en) | Indirect fire detection tube type fire extinguishing device | |
| CN204176062U (en) | A kind of ductwork type torch integrated control valve | |
| CN214344111U (en) | Superfine dry powder intelligent fire extinguishing system | |
| CN213432708U (en) | Medical gas fire-fighting linkage control device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Room 201, building 4, No. 19, Shenghong Road, Wuzhong Economic Development Zone, Suzhou, Jiangsu 215000 Patentee after: Jiangsu Shengxiang Fire Technology Co.,Ltd. Address before: 215000 Building 2, No. 13, Xingnan Road, Wuzhong Economic Development Zone, Suzhou, Jiangsu Patentee before: JIANGSU WULONG FIRE TECHNOLOGY CO.,LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200324 |