CN110559575A - Vehicle-mounted fire extinguishing device - Google Patents
Vehicle-mounted fire extinguishing device Download PDFInfo
- Publication number
- CN110559575A CN110559575A CN201910923068.XA CN201910923068A CN110559575A CN 110559575 A CN110559575 A CN 110559575A CN 201910923068 A CN201910923068 A CN 201910923068A CN 110559575 A CN110559575 A CN 110559575A
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- CN
- China
- Prior art keywords
- medicament bottle
- bottle
- end cover
- wall
- fire extinguishing
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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.)
- Pending
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Classifications
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- 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
- A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
-
- 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
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- 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)
- Medicinal Preparation (AREA)
Abstract
The invention provides a vehicle-mounted fire extinguishing device, which comprises: the device comprises a medicament bottle, a nozzle assembly, an end cover connecting piece, an end cover, a gas generator and a piston assembly; the fire extinguishing agent is filled in the agent bottle, the upper end and the lower end of the agent bottle are communicated, the nozzle assembly is installed at the upper end of the agent bottle, the bottle connecting piece is installed at the lower end of the agent bottle, the end cover is installed at the lower end of the bottle connecting piece, the gas generating generator and the piston assembly are arranged on one side, where the gas is sprayed out, of the gas generating generator. Compared with the prior art vehicle-mounted fire extinguishing device. The fire extinguishing device can automatically react and spray the fire extinguishing agent when the lithium battery is on fire, and can treat open fire in time.
Description
Technical Field
The invention belongs to the field of fire fighting equipment, and particularly relates to a vehicle-mounted fire extinguishing device.
background
If can not put out a fire the very first time when electric automobile's lithium cell takes place the spontaneous combustion, the intensity of a fire will increase rapidly, and current on-vehicle fire extinguisher all is great because the volume, all is equipped with at the car trunk basically, the driver not only can miss the optimum time of putting out a fire from this process of trunk taking out the fire extinguisher, and the increase of the intensity of a fire can receive the threat to personnel's life safety in addition, consequently design a section can enough automatic fire extinguishing, and can be in the on-vehicle extinguishing device of the arbitrary angle installation of battery compartment just very necessary.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides a vehicle-mounted fire extinguishing device, which comprises:
The upper end and the lower end of the medicament bottle are communicated, the upper end of the medicament bottle is provided with a nozzle assembly, the lower end of the medicament bottle is provided with an end cover connecting piece, the lower end of the end cover connecting piece is provided with an end cover, a gas generator is clamped between the end cover and the end cover connecting piece, a gas outlet of the gas generator faces to the upper end of the medicament bottle, and a piston assembly is arranged in the medicament bottle;
The piston assembly comprises a piston body, a diaphragm accommodating cavity is arranged on one side of the piston body, which faces the gas generator, an axial through hole is formed in the end face, which faces one side of the nozzle assembly, of the diaphragm accommodating cavity, and a padding ring, a blasting diaphragm and a fixing ring are sequentially arranged in the diaphragm accommodating cavity from inside to outside.
According to the vehicle-mounted fire extinguishing device, the upper end and the lower end of a medicament bottle are communicated, a nozzle assembly is arranged at the upper end of the medicament bottle, an end cover connecting piece is arranged at the lower end of the medicament bottle, an end cover is arranged at the lower end of the end cover connecting piece, a gas generator is clamped between the end cover and the end cover connecting piece, a gas outlet of the gas generator faces to the upper end of the medicament bottle, and a piston assembly is arranged in the medicament bottle;
Piston assembly contains the piston body, one side of piston body orientation gas generator is provided with diaphragm holding chamber, one side terminal surface of diaphragm holding chamber orientation nozzle assembly is provided with axial through hole, diaphragm holding intracavity has set gradually the bed hedgehopping circle from inside to outside, blasting diaphragm and retainer plate, when putting out a fire, surplus fire extinguishing agent in the medicament bottle can be because of the unable blowout of insufficient pressure, the blasting diaphragm of diaphragm holding intracavity can be because of the increase of the gas pressure that gas generator produced and break this moment, the air current just can blow off surplus fire extinguishing agent through the through-hole outflow, and the produced gas of gas generator also can put out a fire.
Preferably, a connecting piece flange is circumferentially arranged on the inner wall of the end cover connecting piece, a generator flange matched with the connecting piece flange is arranged on the outer wall of the gas generator, and the generator flange is clamped between the connecting piece flange and the end cover connecting piece.
Preferably, a sealing gasket is provided between the generator flange and the end cap connection member.
Preferably, a groove is formed in one side, close to the generator flange, of the connecting piece flange, and an O-shaped ring is arranged in the groove.
Preferably, the nozzle assembly comprises a lance and a first nozzle; a feeding valve is arranged on the side surface of the spray pipe, and a first gasket, an air outlet diaphragm and a first pressing ring are sequentially arranged inside the spray pipe from inside to outside at one end, far away from the medicament bottle; the spray tube is kept away from the outer wall of medicament bottle one end is provided with the external screw thread, first nozzle orientation the inner wall of spray tube one end is provided with the internal thread with external screw thread assorted.
Preferably, the nozzle assembly comprises a second nozzle and a moisture barrier membrane; the moisture-proof membrane is arranged on the end face of the bottle mouth of the medicament bottle; the inner wall of the second nozzle facing one end of the medicament bottle is provided with an internal thread, and the outer wall of the bottle opening of the medicament bottle is provided with an external thread matched with the internal thread.
preferably, the end face, close to the gas generator, of the piston body bottom is uniformly provided with lantern rings, hanging rings corresponding to the lantern rings are arranged on the outer wall of the gas generator, and reset ropes are connected between the lantern rings and the hanging rings.
Preferably, the outer wall of the end cover connecting piece facing one end of the piston body is provided with an external thread, and the inner wall of the bottom end of the medicament bottle is provided with an internal thread matched with the external thread; and a limiting ring is clamped between the end cover connecting piece and the piston body, and the inner diameter of the limiting ring is smaller than the outer diameter of the piston body.
compared with the prior art, the invention has the following advantages: (1) the fire extinguishing device can be arranged in the battery compartment at any angle; (2) the through hole is formed in the end face of the piston body, and the blasting diaphragm is arranged in the piston cavity, so that secondary fire extinguishment can be realized, and the fire extinguishment efficiency is improved; (3) the end cover connecting piece is arranged between the end cover of the fire extinguisher and the medicament bottle, so that the installation of the gas generator is convenient, and the maintenance and the secondary use of the fire extinguishing device in the later period are convenient.
Drawings
preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of a vehicle-mounted fire extinguishing apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic bottom structure view of a fire extinguishing apparatus for vehicle use according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of an end cap connector according to an embodiment of the present invention;
FIG. 4 is a schematic view of a nozzle assembly charged with a gaseous extinguishing agent according to an embodiment of the present invention;
FIG. 5 is a schematic view of a nozzle assembly filled with a powdered fire suppressant according to another embodiment of the present invention;
In fig. 1-5: 1. a medicament bottle; 2. a nozzle assembly; 201. a nozzle; 202 a first nozzle; 203. a feed valve; 204. a first gasket; 205. an air outlet diaphragm; 206. a first compression ring; 207. a second nozzle; 208, a moisture-proof membrane; 3. an end cap connector; 301. a connector flange; 302. a groove; 4. an end cap; 5. a gas generator; 501. a generator flange; 502. hanging a ring; 6. a piston assembly; 601. a piston body; 602. a diaphragm accommodating cavity; 603. an axial through hole; 604. a heightening ring; 605. blasting the diaphragm; 606. a stationary ring; 607. a collar; 7. a limiting ring; 8. a sealing gasket; 9. a reset rope; an O-ring.
Detailed Description
referring to fig. 1 and 2, according to an embodiment of the present invention, includes: the device comprises a medicament bottle 1, wherein the upper end and the lower end of the medicament bottle 1 are communicated, a nozzle assembly 2 is arranged at the upper end of the medicament bottle 1, an end cover connecting piece 3 is arranged at the lower end of the medicament bottle 1, an end cover 4 is arranged at the lower end of the end cover connecting piece 3, a gas generator 5 is clamped between the end cover 4 and the end cover connecting piece 3, a gas outlet of the gas generator 5 faces the upper end of the medicament bottle 1, and a piston assembly 6 is arranged in the medicament bottle 1;
The piston assembly 6 comprises a piston body 601, a diaphragm accommodating cavity 602 is arranged on one side of the piston body 601 facing the gas generator 5, an axial through hole 603 is arranged on one side end face of the diaphragm accommodating cavity 602 facing the nozzle assembly 2, and a padding ring 604, a blasting diaphragm 605 and a fixing ring 606 are sequentially arranged in the diaphragm accommodating cavity 602 from inside to outside.
In the above embodiment, the upper end of the medicine bottle 1 is provided with the nozzle assembly 2, the lower end is provided with the end cover connecting piece 3, the lower end of the end cover connecting piece 3 is provided with the end cover 4, the gas generator 5 is clamped between the end cover 4 and the end cover connecting piece 3, the gas outlet of the gas generator 5 faces the upper end of the medicine bottle 1, the piston assembly 6 is arranged in the medicine bottle 1, and the end cover connecting piece 3 is arranged between the medicine bottle 1 and the end cover 4, so that the installation of the gas generator 5 is facilitated, and the later-stage secondary use and maintenance of the device are facilitated.
Piston assembly 6 contains piston body 601, one side of piston body 601 towards gas generator 5 is provided with diaphragm holding chamber 602, one side terminal surface that diaphragm holding chamber 602 faces nozzle assembly 2 is provided with axial through-hole 603, set gradually bed hedgehopping circle 604 from inside to outside in diaphragm holding chamber 602, blasting diaphragm 605 and retainer plate 606, when putting out a fire, remaining fire extinguishing agent in the medicament bottle 1 can be because of the unable blowout of insufficient pressure, blasting diaphragm 605 in diaphragm holding chamber 602 can be because the increase of the gas pressure that produces in gas generator 5 and break this moment, the air current just can blow out remaining fire extinguishing agent through axial through-hole 603 outflow, and the produced gas of gas generator 5 also can put out a fire, thereby realize the secondary and put out a fire.
Referring to fig. 1, 2 and 3, according to an embodiment of the present invention, the inner wall of the end cap connector 3 is circumferentially provided with a connector flange 301, the outer wall of the gas generator 5 is provided with a generator flange 501 matched with the connector flange 301, and the generator flange 501 is sandwiched between the connector flange 301 and the end cap 4.
in the above embodiment, the connector flange 301 is circumferentially provided on the inner wall of the end cover connector 3, the generator flange 501 that matches the connector flange 301 is provided on the outer wall of the gas generator 5, the generator flange 501 is interposed between the connector flange 301 and the end cover 4, and by providing the generator flange 501 on the outer wall of the gas generator 5, the gas generator 5 can be fixed by the connector flange 301 and the end cover 4 in the end cover connector 3.
Referring to fig. 1 and 3, according to one embodiment of the invention, a sealing gasket 8 is provided between the generator flange 501 and the end cap 4.
In the above embodiment, the sealing gasket 8 is provided between the generator flange 501 and the end cover 4, and the sealing performance between the gas generator 5 and the end cover 4 can be enhanced by adding the sealing gasket 8.
Referring to fig. 1, 2 and 3, according to one embodiment of the invention, the side of the connector flange 301 adjacent to the generator flange 501 is provided with a groove 302, and the groove 302 is provided with an O-ring 10.
In the above embodiment, the groove 302 is formed in one side of the connecting piece flange 301 close to the generator flange 501, the O-ring 10 is arranged in the groove 302, the O-ring 10 in the groove 302 has elasticity, and can be tightly attached to the end surface of the generator flange 501 after being pressed, so that it can be ensured that the gas generated by the gas generator 5 is not leaked, and thus, it can be ensured that the piston assembly 6 is pushed to have sufficient pressure.
Referring to fig. 1 and 4, according to one embodiment of the present invention, the nozzle assembly 2 includes a nozzle 201 and a first nozzle 202; a feeding valve 203 is arranged on the side surface of the spray pipe 201, and a first gasket 204, an air outlet diaphragm 205 and a first pressing ring 206 are sequentially arranged inside the spray pipe 201 far away from one end of the medicament bottle 1 from inside to outside; the spray tube 201 is far away from the outer wall of 1 one end of medicament bottle is provided with the external screw thread, first nozzle 202 orientation the inner wall of spray tube 201 one end is provided with the internal thread with external screw thread assorted.
in the above embodiment, the nozzle assembly 2 includes the lance 201 and the first nozzle 202; a feeding valve 203 is arranged on the side surface of the spray pipe 201, and a first gasket 204, an air outlet diaphragm 205 and a first pressing ring 206 are sequentially arranged inside the spray pipe 201 far away from one end of the medicament bottle 1 from inside to outside; the outer wall that medicament bottle 1 one end was kept away from to spray tube 201 is provided with the external screw thread, first nozzle 202 towards the inner wall of spray tube 201 one end be provided with external screw thread assorted internal thread, set up feed valve 203 in the spray tube 201 side, can pack the fire extinguishing agent again after the fire extinguisher uses to set up gas outlet diaphragm 205 in spray tube 201, can guarantee that the fire extinguishing agent in the fire extinguisher can not leak in medicament bottle 1 when not reaching the set pressure.
Referring to fig. 1 and 5, the nozzle assembly 2 includes a second nozzle 207 and a moisture barrier 208 according to an embodiment of the present invention; the moisture-proof membrane 208 is arranged on the end face of the bottle mouth of the medicament bottle 1; the inner wall of one end, facing the medicament bottle 1, of the second nozzle 207 is provided with an internal thread, and the outer wall of the bottle mouth of the medicament bottle 1 is provided with an external thread matched with the internal thread;
In the above embodiment, the nozzle assembly 2 includes the second nozzle 207 and the moisture-proof membrane 208; the moisture-proof membrane 208 is arranged on the end face of the bottle mouth of the medicament bottle 1; second nozzle 207 is provided with the internal thread towards the inner wall of 1 one end of medicament bottle, and the bottleneck outer wall of medicament bottle 1 is provided with internal thread assorted external screw thread, and dampproofing diaphragm 208 sets up at the bottleneck of medicament bottle 1, through the compaction of second nozzle 207, both can guarantee like this that the powder fire extinguishing agent in the medicament bottle 1 can not wet, also can guarantee that the fire extinguishing agent can not reveal before the fire extinguisher does not use.
referring to fig. 1 and fig. 2, according to an embodiment of the present invention, a collar 607 is uniformly disposed on an end surface of the bottom of the piston body 601 near the gas generator 5, a hanging ring 502 corresponding to the collar 607 is disposed on an outer wall of the gas generator 5, and a reset rope 9 is connected between the collar 607 and the hanging ring 502.
in the above embodiment, the bottom of the piston body 601 is provided with the lantern ring 607 on the end surface close to the gas generator 5, the outer wall of the gas generator 5 is provided with the hanging ring 502 corresponding to the lantern ring 607, the reset rope 9 is connected between the lantern ring 607 and the hanging ring 502, the piston assembly 6 moves from the bottom of the medicine bottle 1 to the top of the medicine bottle 1 during fire extinguishing, and the piston assembly 6 can be pulled out from the medicine bottle by pulling the reset rope 9 during the later fire extinguishing agent filling and the replacement of the burst disk 605.
Referring to fig. 1 and 2, according to an embodiment of the present invention, the outer wall of the end cap connector 3 facing one end of the piston body 601 is provided with an external thread, and the inner wall of the bottom end of the medicine bottle 1 is provided with an internal thread matching with the external thread; a limiting ring 7 is clamped between the end cover connecting piece 3 and the piston body 601, and the inner diameter of the limiting ring 7 is smaller than the outer diameter of the piston body 601.
in the above embodiment, the outer wall of the end cover connecting piece 3 facing one end of the piston body 601 is provided with the external thread, and the inner wall of the bottom end of the medicament bottle 1 is provided with the internal thread matched with the external thread; a limiting ring 7 is clamped between the end cover connecting piece 3 and the piston body 601, the inner diameter of the limiting ring 7 is smaller than the outer diameter of the piston body 601, and the inner diameter of the limiting ring 7 is smaller than the outer diameter of the piston body 601, so that the piston body 601 can be stably installed on the upper side of the gas generator 5, and collision with the gas generator 5 is avoided.
the specific implementation process comprises the following steps:
(1) Gas fire extinguishing agent: when the auxiliary device of the fire extinguisher detects a fire, the power supply provided by the power supply system starts the gas generator, the gas generator 5 instantly generates a large amount of gas, the piston assembly 6 is pressed to push the gas fire extinguishing agent in the medicament bottle 1, the pressure in the medicament bottle 1 is rapidly increased to break the gas outlet diaphragm 205 in the spray pipe 201, and the fire extinguishing agent is sprayed out from the first nozzle 202; after the fire extinguishing agent is sprayed for a period of time, the piston assembly 6 cannot move forwards continuously because the inner diameter of the bottle opening is reduced, the fire extinguishing agent in the agent bottle 1 cannot be sprayed out continuously, but in the process, the gas generator 5 generates gas continuously, the pressure is increased to cause the bursting diaphragm 605 to be broken under pressure, the gas generated by the gas generator 5 flows out through the axial through hole 603 in the piston body 601, the high-pressure gas flow quickly blows out the rest of the fire extinguishing agent, and after the fire extinguishing agent is sprayed out completely, the gas generated by the gas generator 5 can be sprayed out from the first nozzle 202, so that secondary fire extinguishing can be realized;
(2) Powder fire extinguishing agent: the second nozzle 207 is directly installed at the upper end of the medicament bottle 1, the using process is the same as that of a fire extinguishing device filled with a gas fire extinguishing agent, and the powder fire extinguishing agent is directly supplemented through a medicament bottle opening when the powder fire extinguishing agent is filled in the later period.
it will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A vehicle-mounted fire extinguishing apparatus, characterized by comprising:
the device comprises a medicament bottle (1), wherein the upper end and the lower end of the medicament bottle (1) are communicated, a nozzle assembly (2) is arranged at the upper end of the medicament bottle (1), an end cover connecting piece (3) is arranged at the lower end of the medicament bottle (1), an end cover (4) is arranged at the lower end of the end cover connecting piece (3), a gas generator (5) is clamped between the end cover (4) and the end cover connecting piece (3), a gas outlet of the gas generator (5) faces the upper end of the medicament bottle (1), and a piston assembly (6) is arranged in the medicament bottle (1);
The piston assembly (6) comprises a piston body (601), a diaphragm accommodating cavity (602) is formed in one side, facing the gas generator (5), of the piston body (601), an axial through hole (603) is formed in one side end face, facing the nozzle assembly (2), of the diaphragm accommodating cavity (602), and a padding ring (604), a blasting diaphragm (605) and a fixing ring (606) are sequentially arranged in the diaphragm accommodating cavity (602) from inside to outside.
2. A vehicle-mounted fire extinguishing apparatus according to claim 1, wherein the inner wall of the end cover connecting member (3) is circumferentially provided with a connecting member flange (301), the outer wall of the gas generator (5) is provided with a generator flange (501) matched with the connecting member flange (301), and the generator flange (501) is sandwiched between the connecting member flange (301) and the end cover (4).
3. A vehicle mounted fire suppression apparatus according to claim 2, wherein a sealing gasket (8) is provided between the generator flange (501) and the end cap (4).
4. A vehicle fire extinguishing apparatus according to claim 3, wherein a side of the connector flange (301) adjacent to the generator flange (501) is provided with a groove (302) in which an O-ring (10) is provided.
5. a vehicle mounted fire suppression apparatus according to claim 1, wherein the nozzle assembly (2) includes a nozzle tube (201) and a first nozzle (202);
A feeding valve (203) is arranged on the side surface of the spray pipe (201), and a first gasket (204), an air outlet diaphragm (205) and a first pressing ring (206) are sequentially arranged inside one end, away from the medicament bottle (1), of the spray pipe (201) from inside to outside;
the spray pipe (201) is far away from the outer wall of one end of the medicament bottle (1) is provided with an external thread, and the first nozzle (202) faces towards the inner wall of one end of the spray pipe (201) and is provided with an internal thread matched with the external thread.
6. a vehicle mounted fire suppression apparatus according to claim 1, wherein the nozzle assembly (2) includes a second nozzle (207) and a moisture barrier membrane (208);
the moisture-proof membrane (208) is arranged on the end face of the bottle mouth of the medicament bottle (1);
The inner wall of one end, facing the medicament bottle (1), of the second nozzle (207) is provided with an internal thread, and the outer wall of the bottle opening of the medicament bottle (1) is provided with an external thread matched with the internal thread.
7. A vehicle-mounted fire extinguishing apparatus according to claim 1, characterized in that a collar (607) is uniformly arranged on the end surface of the bottom of the piston body (601) near the gas generator (5), a hanging ring (502) corresponding to the collar (607) is arranged on the outer wall of the gas generator (5), and a reset rope (9) is connected between the collar (607) and the hanging ring (502).
8. A vehicle-mounted fire extinguishing apparatus according to claim 1, wherein the outer wall of the end cover connecting piece (3) facing one end of the piston body (601) is provided with an external thread, and the inner wall of the bottom end of the medicament bottle (1) is provided with an internal thread matched with the external thread;
a limiting ring (7) is clamped between the end cover connecting piece (3) and the piston body (601), and the inner diameter of the limiting ring (7) is smaller than the outer diameter of the piston body (601).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910923068.XA CN110559575A (en) | 2019-09-27 | 2019-09-27 | Vehicle-mounted fire extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910923068.XA CN110559575A (en) | 2019-09-27 | 2019-09-27 | Vehicle-mounted fire extinguishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110559575A true CN110559575A (en) | 2019-12-13 |
Family
ID=68782892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910923068.XA Pending CN110559575A (en) | 2019-09-27 | 2019-09-27 | Vehicle-mounted fire extinguishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110559575A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112915442A (en) * | 2021-04-20 | 2021-06-08 | 四川千页科技股份有限公司 | Non-pressure storage type perfluorohexanone fire extinguishing device |
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| JPH09308700A (en) * | 1996-05-24 | 1997-12-02 | Tatsuno Co Ltd | Fire-fighting instrument and throwing device for the same |
| CN104127972A (en) * | 2014-06-16 | 2014-11-05 | 杭州胄天新能源技术有限公司 | Piston type water-based fire-extinguishing agent fire extinguisher |
| CN204891014U (en) * | 2015-07-31 | 2015-12-23 | 西安新竹防灾救生设备有限公司 | Electric locomotive automatic fire extinguishing device |
| CN105709352A (en) * | 2016-04-20 | 2016-06-29 | 西安新竹防灾救生设备有限公司 | Gas-producing type fire extinguishing apparatus |
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2019
- 2019-09-27 CN CN201910923068.XA patent/CN110559575A/en active Pending
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| JPH09308700A (en) * | 1996-05-24 | 1997-12-02 | Tatsuno Co Ltd | Fire-fighting instrument and throwing device for the same |
| CN104127972A (en) * | 2014-06-16 | 2014-11-05 | 杭州胄天新能源技术有限公司 | Piston type water-based fire-extinguishing agent fire extinguisher |
| CN204891014U (en) * | 2015-07-31 | 2015-12-23 | 西安新竹防灾救生设备有限公司 | Electric locomotive automatic fire extinguishing device |
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| Title |
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| （苏）屠尔金: "《炮兵武器构造原理》", 30 September 1957, 国防工业出版社 * |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112915442A (en) * | 2021-04-20 | 2021-06-08 | 四川千页科技股份有限公司 | Non-pressure storage type perfluorohexanone fire extinguishing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 712034 No.4, Zhoukang Road, ZhouLing sub district, Qinhan new city, Xixian New District, Xianyang City, Shaanxi Province Applicant after: Shaanxi Baiyang Daosheng Security Technology Co., Ltd Address before: 712000 No.4, Zhoukang Road, office, ZhouLing street, Qinhan new city, Xianyang City, Shaanxi Province Applicant before: Shaanxi Xinzhu defense equipment Co., Ltd |
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| 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: 20191213 |