CN113827894A - Fire extinguisher with automatic fire extinguishing function - Google Patents
Fire extinguisher with automatic fire extinguishing function Download PDFInfo
- Publication number
- CN113827894A CN113827894A CN202111063582.4A CN202111063582A CN113827894A CN 113827894 A CN113827894 A CN 113827894A CN 202111063582 A CN202111063582 A CN 202111063582A CN 113827894 A CN113827894 A CN 113827894A
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- Prior art keywords
- valve seat
- shell
- spring
- sealing gasket
- way
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- 238000007789 sealing Methods 0.000 claims abstract description 46
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 16
- 239000000843 powder Substances 0.000 claims abstract description 15
- 238000010304 firing Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000003825 pressing Methods 0.000 description 5
- 238000000748 compression moulding Methods 0.000 description 4
- 238000007723 die pressing method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C13/00—Portable extinguishers which are permanently pressurised or pressurised immediately before use
- A62C13/62—Portable extinguishers which are permanently pressurised or pressurised immediately before use with a single permanently pressurised container
- A62C13/64—Portable extinguishers which are permanently pressurised or pressurised immediately before use with a single permanently pressurised container the extinguishing material being released by means of a valve
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C13/00—Portable extinguishers which are permanently pressurised or pressurised immediately before use
- A62C13/76—Details or accessories
Abstract
The invention relates to a fire extinguisher with an automatic fire extinguishing function, which comprises a shell, a one-way inflation valve assembly and a dry powder extinguishing agent, wherein the shell is a telescopic spherical structure shell made of rubber materials, a cavity structure inner container is arranged in the shell, the dry powder extinguishing agent is arranged in the inner container, the one-way inflation valve assembly is arranged on an opening of the shell and comprises an outer valve seat, a one-way valve rod, a spring, a fixed valve seat and a sealing gasket for sealing the fixed valve seat, the outer valve seat is arranged on the opening of the shell, the fixed valve seat is arranged on the outer valve seat, the one-way valve rod and the spring are respectively arranged on the fixed valve seat, the lower end of the spring is fixedly arranged at the lower end of the fixed valve seat, the one-way valve rod penetrates through the spring, the upper end of the spring is connected with the upper end of the one-way valve rod, and the sealing gasket is arranged at the lower end of the one-way valve rod. The problem of current fire extinguisher does not have the automatic fire extinguishing function when the conflagration breaing out under the special environment, and manual operation traditional fire extinguisher can't work, leads to the intensity of a fire to stretch, causes loss of property is solved.
Description
Technical Field
The invention relates to a fire extinguisher, in particular to a fire extinguisher with an automatic fire extinguishing function.
Background
The existing fire extinguisher has no automatic fire extinguishing function when a fire disaster occurs, and in some special environments where the fire disaster occurs, the traditional fire extinguisher operated manually cannot work, so that the fire spread and property loss is caused. And the like.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: provides a fire extinguisher with an automatic fire extinguishing function.
The technical scheme for solving the technical problems is as follows: the utility model provides a take fire extinguisher of automatic fire extinguishing function which characterized in that: the dry powder extinguishing agent is arranged in the inner container, the shell is provided with an opening, the one-way inflation valve assembly is arranged on the opening of the shell, the one-way inflation valve assembly comprises an outer valve seat, a one-way valve rod, a spring, a fixed valve seat and a sealing gasket for sealing the fixed valve seat, the outer valve seat is arranged on the opening of the shell, the fixed valve seat is arranged on the outer valve seat, the one-way valve rod and the spring are respectively arranged on the fixed valve seat, the lower end of the spring is fixedly arranged at the lower end of the fixed valve seat, the one-way valve rod penetrates through the spring, the upper end of the spring is connected with the upper end of the one-way valve rod, and the sealing gasket is arranged at the lower end of the one-way valve rod; when the fire extinguisher is used, the fire extinguisher is placed in a firing area needing to extinguish fire, the shell is heated under the heating condition of fire and is subjected to thermal expansion and deformation, the one-way inflation valve assembly is separated due to the influence of air pressure enhancement or shell deformation in the shell, and the dry powder extinguishing agent in the shell is sprayed out along with air flow and plays a role in automatic fire extinguishing.
The further technical scheme of the invention is as follows: the outer valve seat is provided with external threads and is connected with the shell through threads.
The upper end of the one-way valve rod is provided with a spring stressed round contact surface seat I, and the upper end of the spring is contacted with the spring stressed round contact surface seat I.
The inner diameter of the hole at the upper end of the inner hole of the fixed valve seat is smaller than the diameter of the spring stressed circular contact surface seat I.
The sealing gasket comprises an upper sealing gasket and a lower sealing gasket, the diameter of the upper sealing gasket is smaller than that of the lower sealing gasket, the upper sealing gasket is arranged on the lower sealing gasket, the diameter of the lower sealing gasket is larger than the inner diameter of the hole at the lower end of the inner hole of the fixed valve seat, and the diameter of the upper sealing gasket is equal to that of the hole at the lower end of the inner hole of the fixed valve seat.
Due to the adoption of the technical scheme, the fire extinguisher with the automatic fire extinguishing function has the following beneficial effects:
the invention can realize multiple functions of fire fighting and extinguishment, and solves the problems that the existing small fire extinguisher needs manual operation when a fire breaks out, does not have the function of automatic fire extinguishing when the fire breaks out, and the traditional fire extinguisher operated manually cannot work in some special environments of the fire, so that the fire spread is caused, the property loss is caused, and the fire fighting progress is slow. The invention has simple structure, light weight, low price and stable performance; the invention is little influenced by environmental factors, has wide application and can be used as a special tool for fire fighting.
The technical features of a fire extinguisher with an automatic fire extinguishing function according to the present invention will be further described with reference to the drawings and the embodiments of the present specification.
Drawings
FIG. 1: a structure schematic diagram of a fire extinguisher with an automatic fire extinguishing function.
In the above drawings, the respective reference numerals are explained as follows:
1-shell, 2-inner container, 3-handle, 4-sealing pad, 5-one-way inflation valve assembly, 5-1-one-way valve rod, 5-2-outer valve seat, 5-3-inner screw thread on the shell, 5-4-round contact surface seat, 5-5-spring stress round contact surface seat I, 5-6-fixed valve seat fastening inner screw thread, 5-7-outer screw thread on the outer valve seat, 5-8-spring, 5-9-fixed valve seat, and 6-dry powder extinguishing agent.
Detailed Description
A fire extinguisher with an automatic fire extinguishing function comprises a shell 1, a one-way inflation valve assembly 5 and a dry powder extinguishing agent 6, wherein the shell 1 is a telescopic spherical structure shell made of rubber materials, a cavity structure inner container 2 is arranged in the shell, the dry powder extinguishing agent 6 is arranged in the inner container 2, a through hole is arranged on the shell 1, the one-way inflation valve assembly 5 is arranged on the through hole of the shell 1, the one-way inflation valve assembly 5 comprises an outer valve seat, a one-way valve rod 5-1, a spring 5-8, a fixed valve seat 5-9 and a sealing gasket 4 for sealing the fixed valve seat 5-9, the outer valve seat and the fixed valve seat 5-9 are respectively of a hollow tubular structure, the one-way valve rod 5-1, the spring 5-8, the fixed valve seat 5-9 and the sealing gasket 4 are respectively arranged on the outer valve seat, the outer valve seat is arranged on the through hole of the shell 1, the fixed valve seat 5-9 is arranged on the outer valve seat, the one-way valve rod 5-1 and the spring 5-8 are respectively arranged on the fixed valve seat 5-9, the lower end of the spring 5-8 is fixedly arranged at the lower end of the fixed valve seat 5-9, the one-way valve rod 5-1 penetrates through the spring 5-8, the upper end of the spring 5-8 is connected with the upper end of the one-way valve rod 5-1, and the sealing gasket 4 is arranged at the lower end of the one-way valve rod 5-1. And an external thread is arranged on the shell of the one-way inflation valve assembly 5, the one-way inflation valve assembly 5 is connected with the shell 1 through a thread, an external thread is arranged on the outer valve seat, and the outer valve seat is connected with the shell 1 through a thread. The upper end of the one-way valve rod 5-1 is provided with a spring stressed round contact surface seat I5-5, and the upper end of the spring 5-8 is contacted with the spring stressed round contact surface seat I5-5. The inner hole of the fixed valve seat 5-9 is composed of a plurality of sections of pore passages with different inner diameters, and the inner diameter of the upper end of the inner hole of the fixed valve seat 5-9 is smaller than the diameter of the spring stress circular contact surface seat I5-5. The sealing gasket 4 comprises an upper sealing gasket and a lower sealing gasket, the diameter of the upper sealing gasket is smaller than that of the lower sealing gasket, the upper sealing gasket is arranged on the lower sealing gasket, the diameter of the lower sealing gasket is larger than the inner diameter of the hole at the lower end of the inner hole of the fixed valve seat 5-9, and the diameter of the upper sealing gasket is equal to or slightly smaller than that of the hole at the lower end of the inner hole of the fixed valve seat 5-9. The shell 1 is filled with gas and dry powder fire extinguishing agent 6 to enable the shell 1 to expand into a spherical structure, and when the air pressure in the shell 1 is insufficient, the liner 2 can be filled with gas through the one-way inflation valve assembly 5. When the fire extinguisher is used, the fire extinguisher is placed in a firing area needing to extinguish fire, the shell 1 is heated under the heating condition of fire and is subjected to thermal expansion and deformation, the one-way inflation valve assembly 5 is separated due to the influence of air pressure enhancement or shell deformation in the shell 1, and the dry powder extinguishing agent 6 in the shell 1 is ejected along with air flow and plays a role in automatic fire extinguishing.
The specific embodiment is as follows: a fire extinguisher with an automatic fire extinguishing function comprises a shell 1, a liner 2, a handle 3, a sealing gasket 4, a one-way inflation valve assembly 5 and a dry powder extinguishing agent 6. The shell is made into football type telescopic shell 1 by rubber materials, and the shell is inside to form deep circular hole cavity inner bag 2 by moulding-die forming, is equipped with hand (hold) 3 on the shell, mainly plays the effect of laying. The one-way inflation valve hole assembly 5 formed by compression molding is arranged on the shell 1, one end of the one-way inflation valve hole assembly extends out of the shell 1, the other end of the one-way inflation valve hole assembly extends to the inner container 2 in the shell, the inflation valve hole of the one-way inflation valve hole assembly 5 is designed into a one-way valve, and the one-way inflation valve hole assembly 5 comprises a one-way valve rod 5-1, a spring 5-8, a fixed valve seat 5-9 and a sealing gasket 4. The inner cavity of the one-way inflation valve hole assembly 5 formed by die pressing is formed into a circular inner cavity by die pressing, a fixed valve seat fastening inner screw thread 5-6 is arranged in the cavity of the one-way inflation valve hole assembly 5 formed by die pressing, an outer screw thread is arranged on the fixed valve seat 5-9, and the outer screw thread on the fixed valve seat 5-9 is mainly mutually fastened and connected with the inner screw thread 5-6 in the cavity of the one-way inflation valve hole assembly 5 to play a role in fixing. The one-way inflation valve hole assembly 5 is provided with outer screw threads 5-7, and the outer screw threads 5-7 are mainly mutually fastened and connected with inner screw threads at the valve installation position on the shell 1 to play a role in fixing.
The one-way valve is characterized in that a conical valve seat with a small end and a small end is formed by a fixed valve seat 5-9 of the one-way valve in a compression molding mode, an outer screw thread is designed at the small end of the fixed valve seat 5-9 and is mainly connected with an inner screw thread 5-6 on an inner cavity of a one-way inflation valve hole assembly 5 formed by the compression molding, and a conical inner cavity of the fixed valve seat 5-9 of the one-way valve is formed by the compression molding mode into a circular inner cavity and is mainly used for installing a one-way valve rod 5-1. The spring 5-8 is arranged in a circular inner cavity formed by pressing a conical column inner cavity of the fixed valve seat 5-9, the upper end of the spring 5-8 is contacted with a spring stressed circular contact surface seat 5-5 formed by pressing a mould on the one-way valve rod 5-1, the lower end is fixedly connected with the lower end of the fixed valve seat 5-9, and the spring 5-8 mainly makes the one-way valve rod 5-1 move telescopically. The one-way valve rod 5-1 is arranged in the fixed valve seat 5-9, the top end of the one-way valve rod 5-1 is provided with a cap head which is slightly larger than the rod body, and the rod body of the one-way valve rod 5-1 is longer than the one-way valve fixed valve seat 5-9, so that the one-way valve rod can be normally opened and closed and can freely stretch and retract. The spring stressed round contact surface seat 5-5 is arranged on the rod body at the upper end of the one-way valve rod 5-1, the round contact surface seat 5-4 formed by pressing is arranged at the lower end of the one-way valve rod 5-1, the sealing gasket 4 is arranged on the round contact surface seat 5-4 and is mainly in close contact and separation with the one-way valve fixed valve seat 5-9 during inflation, the sealing gasket 4 is packaged on the round contact surface seat 5-4 formed by pressing at one end of the one-way valve rod 5-1, and the sealing effect is mainly achieved when the round contact surface seat 5-4 is in close contact with the fixed valve seat 5-9. The spring 5-8 is installed on the one-way valve 5-1, one end of the spring 5-8 is contacted with the spring stress round contact surface seat 5-5 formed by the pressing die, and the other end is fixedly connected with the lower end of the fixed valve seat 5-9, so that when the air is filled or deflated, the spring 5-8 is stressed and reset, and the valve is opened or closed.
When pressure gas and dry powder fire extinguishing agent 6 are filled into the intelligent fire extinguisher, when a filling inflating needle is inserted into the one-way inflating valve hole assembly 5, the pressure pushes the one-way valve 5-1 into the liner 2, the spring 5-8 compresses the liner 2, the circular contact surface seat 5-4 formed by die-molding one end of the one-way valve 5-1 is separated from the fixed valve seat 5-9, the pressure gas enters the liner 2, after filling, the filling inflating needle is pulled out from the inflating valve hole of the one-way inflating valve hole assembly 5, the air pressure of the liner 2 supplies outward pressure to the one-way valve 5-1, the spring 5-8 recovers towards the circular contact surface seat 5-5, and the circular contact surface seat 5-4 formed by die-molding one end of the one-way valve 5-1 is reset and closely contacted with the fixed valve seat 5-9.
When the conflagration breaing out, in some special environment that the conflagration took place, the unable work of manual operation traditional fire extinguisher leads to the intensity of a fire to stretch easily, can directly lose intelligent fire extinguisher this moment the intensity of a fire to stretch the department, and the rubber housing is heated the compression, and the pressure increase in the courage is flushed open with the 5 switches of one-way inflation valve opening assembly, with the blowout of dry powder extinguishing agent, puts out the fire. The intelligent fire extinguisher filled with the fire extinguishing agent is placed in a place where fire easily occurs, if fire safety hazards occur, the rubber shell is heated and compressed, the pressure in the liner is increased, the switch of the one-way inflation valve hole assembly 5 is opened, the dry powder fire extinguishing agent is sprayed out, and the fire is extinguished.
Claims (5)
1. The utility model provides a take fire extinguisher of automatic fire extinguishing function which characterized in that: the dry powder extinguishing agent is arranged in the inner container, the shell is provided with an opening, the one-way inflation valve assembly is arranged on the opening of the shell, the one-way inflation valve assembly comprises an outer valve seat, a one-way valve rod, a spring, a fixed valve seat and a sealing gasket for sealing the fixed valve seat, the outer valve seat is arranged on the opening of the shell, the fixed valve seat is arranged on the outer valve seat, the one-way valve rod and the spring are respectively arranged on the fixed valve seat, the lower end of the spring is fixedly arranged at the lower end of the fixed valve seat, the one-way valve rod penetrates through the spring, the upper end of the spring is connected with the upper end of the one-way valve rod, and the sealing gasket is arranged at the lower end of the one-way valve rod; when the fire extinguisher is used, the fire extinguisher is placed in a firing area needing to extinguish fire, the shell is heated under the heating condition of fire and is subjected to thermal expansion and deformation, the one-way inflation valve assembly is separated due to the influence of air pressure enhancement or shell deformation in the shell, and the dry powder extinguishing agent in the shell is sprayed out along with air flow and plays a role in automatic fire extinguishing.
2. The fire extinguisher with the automatic fire extinguishing function according to claim 1, characterized in that: the outer valve seat is provided with external threads and is connected with the shell through threads.
3. The fire extinguisher with the automatic fire extinguishing function according to claim 1, characterized in that: the upper end of the one-way valve rod is provided with a spring stressed round contact surface seat I, and the upper end of the spring is contacted with the spring stressed round contact surface seat I.
4. The fire extinguisher with the automatic fire extinguishing function according to claim 3, characterized in that: the inner diameter of the hole at the upper end of the inner hole of the fixed valve seat is smaller than the diameter of the spring stressed circular contact surface seat I.
5. The fire extinguisher with the automatic fire extinguishing function according to claim 1, characterized in that: the sealing gasket comprises an upper sealing gasket and a lower sealing gasket, the diameter of the upper sealing gasket is smaller than that of the lower sealing gasket, the upper sealing gasket is arranged on the lower sealing gasket, the diameter of the lower sealing gasket is larger than the inner diameter of the hole at the lower end of the inner hole of the fixed valve seat, and the diameter of the upper sealing gasket is equal to that of the hole at the lower end of the inner hole of the fixed valve seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111063582.4A CN113827894A (en) | 2021-09-10 | 2021-09-10 | Fire extinguisher with automatic fire extinguishing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111063582.4A CN113827894A (en) | 2021-09-10 | 2021-09-10 | Fire extinguisher with automatic fire extinguishing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113827894A true CN113827894A (en) | 2021-12-24 |
Family
ID=78959022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111063582.4A Pending CN113827894A (en) | 2021-09-10 | 2021-09-10 | Fire extinguisher with automatic fire extinguishing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113827894A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1375344A (en) * | 2001-03-19 | 2002-10-23 | 刘刚 | Fusible valve type fire extinguishing bomb |
| CN102068777A (en) * | 2011-01-26 | 2011-05-25 | 华中科技大学 | Portable piston-type water mist fire extinguisher |
| CN105597254A (en) * | 2016-02-29 | 2016-05-25 | 威特龙消防安全集团股份公司 | Image monitoring fire extinguishing device |
| CN207371002U (en) * | 2017-06-26 | 2018-05-18 | 泗阳康达医院 | A kind of calabash shaped fire extinguisher |
| CN108057192A (en) * | 2017-12-11 | 2018-05-22 | 神龙汽车有限公司 | The automatic suppressing method of passive type automobile fire and its device |
| CN210440630U (en) * | 2019-06-28 | 2020-05-01 | 宁波全盛世纪气动科技有限公司 | Inflation valve |
| CN211188888U (en) * | 2019-12-05 | 2020-08-07 | 晋中市榆次海洋液压有限公司 | Inflatable superfine dry powder fire extinguishing bomb |
| RU2729693C1 (en) * | 2020-01-23 | 2020-08-11 | Борис Константинович Зуев | Powdered fire extinguisher |
-
2021
- 2021-09-10 CN CN202111063582.4A patent/CN113827894A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1375344A (en) * | 2001-03-19 | 2002-10-23 | 刘刚 | Fusible valve type fire extinguishing bomb |
| CN102068777A (en) * | 2011-01-26 | 2011-05-25 | 华中科技大学 | Portable piston-type water mist fire extinguisher |
| CN105597254A (en) * | 2016-02-29 | 2016-05-25 | 威特龙消防安全集团股份公司 | Image monitoring fire extinguishing device |
| CN207371002U (en) * | 2017-06-26 | 2018-05-18 | 泗阳康达医院 | A kind of calabash shaped fire extinguisher |
| CN108057192A (en) * | 2017-12-11 | 2018-05-22 | 神龙汽车有限公司 | The automatic suppressing method of passive type automobile fire and its device |
| CN210440630U (en) * | 2019-06-28 | 2020-05-01 | 宁波全盛世纪气动科技有限公司 | Inflation valve |
| CN211188888U (en) * | 2019-12-05 | 2020-08-07 | 晋中市榆次海洋液压有限公司 | Inflatable superfine dry powder fire extinguishing bomb |
| RU2729693C1 (en) * | 2020-01-23 | 2020-08-11 | Борис Константинович Зуев | Powdered fire extinguisher |
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