CN112843547A - Throwing type fire extinguisher based on liquid carbon dioxide - Google Patents
Throwing type fire extinguisher based on liquid carbon dioxide Download PDFInfo
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- CN112843547A CN112843547A CN202110059805.3A CN202110059805A CN112843547A CN 112843547 A CN112843547 A CN 112843547A CN 202110059805 A CN202110059805 A CN 202110059805A CN 112843547 A CN112843547 A CN 112843547A
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- fire extinguisher
- outer shell
- carbon dioxide
- liquid carbon
- inner cavity
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C19/00—Hand fire-extinguishers in which the extinguishing substance is expelled by an explosion; Exploding containers thrown into the fire
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/10—Releasing means, e.g. electrically released
- A62C37/11—Releasing means, e.g. electrically released heat-sensitive
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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)
Abstract
The invention relates to the technical field of fire extinguisher equipment, and discloses a throwing type fire extinguisher based on liquid carbon dioxide, which comprises an outer shell, wherein the top of the outer surface of the outer shell is provided with an exhaust hole communicated with an inner cavity of the outer shell, the bottom of the inner cavity of the outer shell is provided with a counterweight pressing block, the top end of the counterweight pressing block is fixedly provided with an inner tank body, and the bottom end of the inner tank body is provided with an inner conduit extending to the top of the outer shell. This formula of jettisoning fire extinguisher based on liquid carbon dioxide, to the setting of sealed hot glue last heat conduction wire, can adjust sealed hot glue length of melting through the length that cuts the heat conduction wire, and the setting of cooperation counter weight briquetting, thereby can ensure that this formula of jettisoning fire extinguisher only just can be triggered in the inside that enters into the combustion article, and then reach the effect of best putting out a fire, and can not lead to the fact the too early melting of sealed hot glue because of the high temperature when still not being close the combustion article, and then improved this formula of jettisoning fire extinguisher's fire extinguishing efficiency effectively.
Description
Technical Field
The invention relates to the technical field of fire extinguisher equipment, in particular to a throwing type fire extinguisher based on liquid carbon dioxide.
Background
The carbon dioxide fire extinguisher is a fire-fighting facility which utilizes carbon dioxide gas to remove oxygen on the surface of a burning object and reduce the concentration of oxygen around the burning object so as to generate 'suffocation' to achieve the fire-extinguishing effect, and simultaneously, because liquid carbon dioxide is vaporized into a gas state and needs to absorb a large amount of heat energy from the surrounding, the carbon dioxide fire extinguisher also can play a role in cooling the burning object so as to gradually reduce the temperature of a fire source until the temperature of the fire source is lower than the ignition point of the object and further achieve the fire-extinguishing effect.
However, most of the existing carbon dioxide fire extinguishers arranged in public areas are portable, people need to hold the fire extinguishers by hands to be close to a fire source when a fire occurs, and spray cylinders on the fire extinguishes the fire by aiming at a burning object, secondary damage is easily caused to ordinary citizens who lack protection when the fire extinguishes the fire by being close to the burning object, meanwhile, most of the ordinary citizens with weak fire awareness are difficult to use the carbon dioxide fire extinguishers correctly in time when encountering the fire, and further the fire is spread due to the fact that the optimal fire extinguishing time is missed, and great loss is caused to the life and property safety of people.
Therefore, the fire extinguisher is urgently needed to extinguish fire in a long distance when being thrown, and meanwhile, the fire extinguisher is simple, convenient and quick to operate, and can be used by anyone for extinguishing fire at the first time when the fire is discovered so as to prevent the fire from spreading.
Disclosure of Invention
Technical problem to be solved
The invention provides a throwing type fire extinguisher based on liquid carbon dioxide, which has the advantages of fire extinguishing action at a longer distance from a burning object, capability of effectively ensuring the personal safety of common citizens who perform the fire extinguishing action due to lack of protection, simple, quick and effective operation, higher safety and reliability, capability of carrying out fire extinguishing measures on the fire extinguishing action by anyone at the first time of finding the fire, capability of solving the problems that the existing carbon dioxide fire extinguisher arranged in a public area is mostly portable, the fire extinguisher needs to be held by a hand to be close to a fire source when the fire occurs, a spray cylinder on the fire extinguisher is aligned to the burning object for carrying out the fire extinguishing action, secondary damage is easily caused to the common citizens who lack of protection when the fire extinguishing action is carried out close to the burning object, and meanwhile, most common citizens with weak fire fighting consciousness are difficult to correctly use the carbon dioxide fire extinguisher in time when the fire occurs, further missing the optimal fire extinguishing time to cause the spread of fire, and causing great loss to the life and property safety of people.
(II) technical scheme
The invention provides the following technical scheme: a throwing type fire extinguisher based on liquid carbon dioxide comprises an outer shell, wherein the top of the outer surface of the outer shell is provided with an exhaust hole communicated with the inner cavity of the outer shell, the bottom of the inner cavity of the outer shell is provided with a counterweight pressing block, an inner tank body is fixedly arranged at the top end of the counterweight pressing block, an inner guide pipe extending to the top of the outer shell body is arranged at the bottom end of the inner tank body, a communication groove hole communicated with the inner cavity of the outer shell body is arranged at the bottom of the outer surface of the inner guide pipe, and the top of the inner cavity of the inner conduit is fixedly provided with a pressure maintaining mechanism, the bottom end of the pressure maintaining mechanism is fixedly provided with a fixed connecting rod, the bottom of the outer surface of the fixed connecting rod is movably sleeved with a sealing piston, the inner cavity of the inner conduit is communicated with the inner part of the top end of the outer shell, and the inside on the top end of the outer shell is communicated with the outside, and one side, close to the outer surface, of the inside on the top end of the outer shell is provided with sealing hot glue.
Preferably, the middle part of the inner cavity of the inner conduit is filled with a full volume of inert gas which is neither combustion-supporting nor combustible, and the inner cavity of the inner tank body is filled with liquid carbon dioxide.
Preferably, the bottom of shell body is equipped with the one-way check valve who communicates to inner tank body inner chamber, and the bottom of shell body surface is equipped with the rubber buffer the same with its bottom radian.
Preferably, one side of the top of the outer surface of the outer shell is provided with a gas injection hole, and the other end of the gas injection hole is positioned on the inner side of the sealing hot glue.
Preferably, a heat transfer guide wire made of a metal material with good heat conductivity is arranged inside the sealing hot glue.
Preferably, a heat insulation adhesive layer is adhered to the top of the outer surface of the outer shell and the periphery of the heat conduction wire on the sealing hot glue.
(III) advantageous effects
The invention has the following beneficial effects:
1. this formula of jettisoninging fire extinguisher based on liquid carbon dioxide, through the shell body, the setting of exhaust hole and the inner tank body, can throw this fire extinguisher outside the distance far away at power burning thing, and the setting of cooperation inner conduit and sealed hot glue, make it can be in the burning thing automatic trigger and put out a fire the action, compare with current portable carbon dioxide fire extinguisher, no longer need be close to the burning thing action of putting out a fire, can form effective protection when putting out a fire to ordinary citizen, prevent to cause the problem of secondary injury to it, and simultaneously, this fire extinguisher only need carry out simple action of jettisoninging, therefore, the steam generator is simple in operation, convenient and effective, and can put out a fire the measure at the very first time and effectively prevent stretching of the intensity of a fire, security and reliability are higher.
2. This formula of jettisoning fire extinguisher based on liquid carbon dioxide, to the setting of sealed hot glue last heat conduction wire, can adjust sealed hot glue length of melting through the length that cuts the heat conduction wire, and the setting of cooperation counter weight briquetting, thereby can ensure that this formula of jettisoning fire extinguisher only just can be triggered in the inside that enters into the combustion article, and then reach the effect of best putting out a fire, and can not lead to the fact the too early melting of sealed hot glue because of the high temperature when still not being close the combustion article, and then improved this formula of jettisoning fire extinguisher's fire extinguishing efficiency effectively.
3. This formula of jettisoning fire extinguisher based on liquid carbon dioxide, to the setting of thermal-insulated adhesive linkage, can form the protection effectively to sealed hot glue, can not take place because of the too high phenomenon of automatic trigger of the environmental temperature of placing of this fire extinguisher, and then improved the application scope of this fire extinguisher effectively and stability and the reliability at the place in-process, and the setting of cooperation pressurize mechanism, utilize the elasticity of spring above that to exert pressure all the time to the inert gas in the inner chamber of inner tube, thereby ensure that sealed piston can remain the state of coincidence with the intercommunication slotted hole on the inner tube all the time, and then avoided the inner tube inner chamber effectively to lead to sealed piston to shift up because of the undersize, cause the phenomenon that liquid carbon dioxide in the inner tank body cavity takes place to leak.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the structure of the present invention;
FIG. 3 is an enlarged view A of FIG. 1 according to the present invention.
In the figure: 1. an outer housing; 2. an exhaust hole; 3. a counterweight pressing block; 4. an inner tank body; 5. an inner conduit; 6. the groove hole is communicated; 7. a pressure maintaining mechanism; 8. fixing the connecting rod; 9. a sealing piston; 10. sealing the hot glue; 11. a heat insulating adhesive layer; 12. a gas injection hole; 13. a heat transfer guidewire.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a throwing fire extinguisher based on liquid carbon dioxide comprises an outer shell 1, an exhaust hole 2 communicated with the inner cavity of the outer shell 1 is arranged at the top of the outer surface of the outer shell 1, a counterweight pressing block 3 is arranged at the bottom of the inner cavity of the outer shell 1, an inner tank body 4 is fixedly arranged at the top end of the counterweight pressing block 3, an inner conduit 5 extending to the top of the outer shell body 1 is arranged at the bottom end of the inner tank body 4, a communication slot hole 6 communicated with the inner cavity of the outer shell body 1 is arranged at the bottom of the outer surface of the inner conduit 5, and the top of the inner cavity of the inner conduit 5 is fixedly provided with a pressure maintaining mechanism 7, the bottom end of the pressure maintaining mechanism 7 is fixedly provided with a fixed connecting rod 8, the bottom of the outer surface of the fixed connecting rod 8 is movably sleeved with a sealing piston 9, the inner cavity of the inner conduit 5 is communicated with the inner part of the top end of the outer shell 1, and the inside of the top end of the outer shell 1 is communicated with the outside, and one side of the inside of the top end of the outer shell 1 and close to the outer surface thereof is provided with sealing hot glue 10.
Wherein, to the setting of 1 inner chamber bottom counter weight briquetting 3 of shell body to make this fire extinguisher can be vertical when jettisoninging fall into subaerially, and the difficult phenomenon of empting that takes place, simultaneously, can utilize counter weight briquetting 3's gravity to make this fire extinguisher pass the barrier on burning thing upper strata and enter into inside, and put out a fire to it and move, and then improved the fire extinguishing effect of this formula of jettisoninging fire extinguisher effectively.
In the technical scheme, the middle part of the inner cavity of the inner conduit 5 is filled with full volume of inert gas which is neither combustion-supporting nor combustible, and the inner cavity of the inner tank body 4 is filled with liquid carbon dioxide.
The pressure maintaining mechanism 7 is arranged so as to apply pressure to the inert gas in the inner cavity of the inner guide pipe 5 all the time by utilizing the elastic force of the spring on the pressure maintaining mechanism, thereby ensuring that the sealing piston 9 can always keep a superposed state with the communication groove hole 6 on the inner guide pipe 5, and further effectively avoiding the phenomenon that the liquid carbon dioxide in the inner cavity of the inner tank body 4 leaks because the sealing piston 9 moves upwards due to the over-low pressure in the inner cavity of the inner guide pipe 5.
In this technical scheme, the bottom of shell body 1 is equipped with the one-way check valve who communicates to the inner chamber of inner tank body 4, and the bottom of shell body 1 surface is equipped with the rubber buffer the same with its bottom radian.
Wherein, to the setting of one-way check valve on the shell body 1 bottom to can fill liquid carbon dioxide among the inner chamber of the internal tank body 4 again after this fire extinguisher uses, and reuse sealed hot glue 10 shutoff shell body 1 inside of top, thereby make this formula of jettisoninging fire extinguisher can recycle's use, and then reduced the use and the configuration cost of this fire extinguisher effectively.
In the technical scheme, one side of the top of the outer surface of the outer shell 1 is provided with a gas injection hole 12, and the other end of the gas injection hole 12 is positioned on the inner side of the sealing hot glue 10.
The gas injection hole 12 is arranged so as to flexibly adjust the pressure of the inert gas in the inner cavity of the inner conduit 5 when the liquid carbon dioxide in the inner cavity of the inner tank 4 is refilled, and further adjust the relative position relationship between the sealing piston 9 and the communication slot hole 6, so as to ensure that the liquid carbon dioxide in the inner cavity of the inner tank 4 is not easy to leak, and the stability and the reliability are high.
In the technical scheme, a heat transfer guide wire 13 made of metal material with good heat conductivity is arranged inside the sealing hot glue 10.
Wherein, to the setting of heat transfer wire 13 on the sealed hot glue 10, can adjust the length of sealed hot glue 10 melting through the length of cutting heat transfer wire 13, thereby ensure that this formula of jettisoning fire extinguisher can only be triggered when entering into the inside of burning thing, and then reach the effect of best putting out a fire, and can not lead to the fact the too early melting of sealed hot glue 10 because of the high temperature when not yet being close to the burning thing, and then avoided the too early problem of triggering of this formula of jettisoning fire extinguisher effectively.
In the technical scheme, a heat insulation adhesive layer 11 is adhered to the top of the outer surface of the outer shell 1 and the periphery of the heat conduction wire 13 on the sealing hot glue 10.
Wherein, to thermal-insulated adhesion coating 11's setting, can form effectively the protection to sealed hot glue 10, can not take place because of the phenomenon that this fire extinguisher's placing environment temperature is too high and automatic triggering, and then improved this fire extinguisher's application scope and stability and reliability at the placing process effectively.
The use method and the working principle of the embodiment are as follows:
when a fire occurs, people take the throwing fire extinguisher and tear the heat insulation adhesive layer 11 on the throwing fire extinguisher, then put the fire extinguisher on a burning object at a longer distance, and smash the barrier penetrating through the upper layer of the burning object under the action of the gravity of the counterweight pressing block 3 to enter the fire source, meanwhile, the sealing hot glue 10 on the outer shell 1 is melted under the high temperature action of the burning object, so that the inert gas filled in the inner cavity of the inner conduit 5 is diffused to the external environment, and the pressure in the inner cavity of the inner conduit 5 is lost, under the action of the pressure of the liquid carbon dioxide in the inner cavity of the inner tank body 4, the sealing piston 9 on the inner conduit 5 moves to the position above the inner cavity, so that the positions between the sealing piston 9 and the communication slotted hole 6 are staggered, and the carbon dioxide filled in the inner cavity of the inner tank body 4 is diffused to the burning object through the vent hole 2 on the outer shell 1 to extinguish the fire, so that the combustion products can be rapidly extinguished.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a formula of jettisoninging fire extinguisher based on liquid carbon dioxide, includes shell body (1), its characterized in that: the exhaust hole (2) communicated with the inner cavity of the outer shell (1) is formed in the top of the outer surface of the outer shell (1), the counter weight pressing block (3) is arranged at the bottom of the inner cavity of the outer shell (1), the inner tank body (4) is fixedly arranged at the top end of the counter weight pressing block (3), the inner guide pipe (5) extending to the top of the outer shell (1) is arranged at the bottom of the inner cavity of the inner guide pipe (5), the communicating slotted hole (6) communicated with the inner cavity of the outer shell (1) is formed in the bottom of the outer surface of the inner guide pipe (5), the pressure maintaining mechanism (7) is fixedly arranged at the top of the inner cavity of the inner guide pipe (5), the fixed connecting rod (8) is fixedly arranged at the bottom of the outer surface of the fixed connecting rod (8), the sealing piston (9) is movably sleeved at the bottom of the outer surface of the inner cavity, and a sealing hot glue (10) is arranged inside the top end of the outer shell (1) and on one side close to the outer surface of the outer shell.
2. The liquid carbon dioxide based jettison fire extinguisher of claim 1, wherein: the middle part of the inner cavity of the inner conduit (5) is filled with a full volume of inert gas which is neither combustion-supporting nor combustible, and the inner cavity of the inner tank body (4) is filled with liquid carbon dioxide.
3. The liquid carbon dioxide based jettison fire extinguisher of claim 1, wherein: the bottom of shell body (1) is equipped with the one-way check valve who communicates to inner tank body (4) inner chamber, and the bottom of shell body (1) surface is equipped with the rubber buffer the same with its bottom radian.
4. The liquid carbon dioxide based jettison fire extinguisher of claim 1, wherein: and one side of the top of the outer surface of the outer shell (1) is provided with a gas injection hole (12), and the other end of the gas injection hole (12) is positioned on the inner side of the sealing hot glue (10).
5. The liquid carbon dioxide based jettison fire extinguisher of claim 1, wherein: and a heat transfer guide wire (13) made of metal material with good heat conductivity is arranged in the sealing hot glue (10).
6. The liquid carbon dioxide based tossing fire extinguisher of claim 5, wherein: and a heat insulation adhesive layer (11) is adhered to the top of the outer surface of the outer shell (1) and the periphery of the heat conduction wire (13) on the sealing hot glue (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110059805.3A CN112843547B (en) | 2021-01-18 | 2021-01-18 | Throwing type fire extinguisher based on liquid carbon dioxide |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110059805.3A CN112843547B (en) | 2021-01-18 | 2021-01-18 | Throwing type fire extinguisher based on liquid carbon dioxide |
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| CN112843547A true CN112843547A (en) | 2021-05-28 |
| CN112843547B CN112843547B (en) | 2022-01-11 |
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| CN202110059805.3A Active CN112843547B (en) | 2021-01-18 | 2021-01-18 | Throwing type fire extinguisher based on liquid carbon dioxide |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115869568A (en) * | 2023-01-18 | 2023-03-31 | 太原理工大学 | Reusable non-explosive fire extinguishing bomb and fire extinguishing system |
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| CN112843547B (en) | 2022-01-11 |
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Effective date of registration: 20211222 Address after: 224000 No. 26, Xinyue Road, Kecheng street, Yannan high tech Zone, Yancheng City, Jiangsu Province (CNK) Applicant after: Jiangsu Kaidi Fire Technology Co., Ltd Address before: 231400 No.15, Dabai group, luchenshan village, luting Town, Tongcheng City, Anqing City, Anhui Province Applicant before: Xiang Zongqi |
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