CN219983764U - Perfluoro-hexanone fire extinguishing device - Google Patents
Perfluoro-hexanone fire extinguishing device Download PDFInfo
- Publication number
- CN219983764U CN219983764U CN202320898391.8U CN202320898391U CN219983764U CN 219983764 U CN219983764 U CN 219983764U CN 202320898391 U CN202320898391 U CN 202320898391U CN 219983764 U CN219983764 U CN 219983764U
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- fire extinguishing
- storage tube
- accommodating cavity
- container
- sealing
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- WVSNNWIIMPNRDB-UHFFFAOYSA-N 1,1,1,3,3,4,4,5,5,6,6,6-dodecafluorohexan-2-one Chemical compound FC(F)(F)C(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F WVSNNWIIMPNRDB-UHFFFAOYSA-N 0.000 title description 3
- 238000007789 sealing Methods 0.000 claims abstract description 53
- 239000007788 liquid Substances 0.000 claims abstract description 29
- 239000012528 membrane Substances 0.000 claims abstract description 26
- QQZOPKMRPOGIEB-UHFFFAOYSA-N 2-Oxohexane Chemical class CCCCC(C)=O QQZOPKMRPOGIEB-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 27
- 230000002093 peripheral effect Effects 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 13
- 239000007921 spray Substances 0.000 claims description 11
- 230000000670 limiting effect Effects 0.000 claims description 10
- 239000000443 aerosol Substances 0.000 claims description 5
- 239000003814 drug Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000004831 Hot glue Substances 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000036961 partial effect Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000002269 spontaneous effect Effects 0.000 description 4
- 230000037431 insertion Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000008719 thickening Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses a perfluorinated hexanone fire extinguishing device, which comprises a fire extinguishing container and an expansion assembly, wherein the fire extinguishing container is provided with a containing cavity, liquid fire extinguishing agent is filled in the containing cavity, the fire extinguishing container is provided with a nozzle, the edge of the nozzle is provided with a sealing film, and the sealing film is broken after being subjected to pressure; the expansion assembly comprises a storage tube, a gas-generating agent and an ignition piece, wherein the storage tube is arranged in the accommodating cavity, one end of the storage tube is connected to the inner wall of the accommodating cavity, a flexible membrane is arranged at one end of the storage tube, which is arranged in the accommodating cavity, the gas-generating agent is filled in Chu Liaoguan, the ignition piece is arranged in the storage tube, and one end of the ignition piece extends out of the fire extinguishing container; the gas generating agent is ignited to generate gas through the ignition piece, and the gas expands to the accommodating cavity through the flexible membrane, so that the liquid extinguishing agent in the accommodating cavity breaks through the sealing membrane and is sprayed out from the nozzle. By adopting the arrangement, the fire conditions of the corresponding protection areas can be timely perceived, and the fire extinguishing device is automatically started to inhibit the fire conditions.
Description
Technical Field
The utility model belongs to the technical field of fire-fighting structures, and particularly relates to a perfluorinated hexanone fire-extinguishing device.
Background
The perfluorinated hexanone belongs to a green and environment-friendly liquid extinguishing agent, can achieve the extinguishing effect through rapid heat absorption, can effectively inhibit fire, and can not cause secondary pollution to the site during fire extinguishment, so that the liquid extinguishing agent has a better cleaning effect during use.
The prior fire extinguisher sometimes adopts perfluoro-hexanone as a liquid fire extinguishing agent, and when the fire extinguisher is used as the fire extinguisher, the fire extinguisher is usually opened in a manual mode after the occurrence of a fire condition is observed, so as to spray the liquid fire extinguishing agent for extinguishing the fire. However, there is often uncertainty in the human perception of a fire, especially in more dangerous environments such as distribution rooms, warehouses or storage rooms where inflammables are present, and sometimes the fire is already in a more severe form when it is perceived. Therefore, the fire in the fire sensitive area can be timely perceived, and the fire is actively restrained.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model aims to provide the perfluorinated hexanone fire extinguishing device which can timely detect the fire conditions of the corresponding protection areas and automatically start the fire extinguishing device to inhibit the fire conditions.
The aim of the utility model is achieved by the following technical scheme:
the perfluorinated hexanone fire extinguishing device comprises a fire extinguishing container and an expansion assembly, wherein the fire extinguishing container is provided with a containing cavity, liquid fire extinguishing agent is filled in the containing cavity, a nozzle is arranged on the fire extinguishing container, a sealing film is arranged at the edge of the nozzle, and the sealing film is broken after being subjected to pressure; the expansion assembly comprises a storage pipe, a gas-generating agent and an ignition piece, wherein the storage pipe is arranged in the accommodating cavity, one end of the storage pipe is connected to the inner wall of the accommodating cavity, a flexible membrane is arranged at one end of the storage pipe, which is arranged in the accommodating cavity, the gas-generating agent is filled in Chu Liaoguan, the ignition piece is arranged in the storage pipe, and one end of the ignition piece extends out of the fire extinguishing container; the gas generating agent is ignited to generate gas through the ignition piece, and the gas expands to the accommodating cavity through the flexible membrane, so that the liquid extinguishing agent in the accommodating cavity breaks through the sealing membrane and is sprayed out from the nozzle.
Further, the liquid extinguishing agent is the perfluorinated hexanone; the gas-generating agent adopts aerosol liquid fire extinguishing agent.
Further, the ignition part adopts a thermosensitive wire, and self-ignites when the corresponding ignition temperature is reached.
Further, the flexible membrane is installed in a tensioning mode at the pipe orifice at one end of the storage pipe, which is arranged in the containing cavity, so that the flexible membrane is convenient to break after being subjected to pressure.
Further, the surface of the fire extinguishing container is provided with a threaded hole, the outer peripheral surface of one end of the storage pipe, which is close to the outside of the fire extinguishing container, is provided with an external thread part, after the storage pipe passes through the threaded hole, the external thread part is in threaded fit with the threaded hole, one end pipe orifice of the storage pipe, which is close to the outside of the fire extinguishing container, is provided with a sealing element, and one end of the ignition element penetrates through the sealing element and extends out of the fire extinguishing container.
Further, the sealing member comprises a threaded column with one end fixedly connected with a limiting head, the threaded column is provided with a through hole, the through hole penetrates through the threaded column and the limiting head, an inner threaded portion is arranged on the inner peripheral surface of one end, close to the outside of the fire extinguishing container, of the storage tube, the threaded column is in threaded fit with the inner threaded portion, and one end of the ignition member penetrates through the through hole and extends out of the fire extinguishing container.
Further, the sealing member still includes the sealing washer, and the storage tube is close to the outer inner peripheral face of putting out a fire the container and has seted up the ring channel, and internal thread portion sets up in the inner peripheral face of ring channel, forms annular step between the inner periphery of ring channel and storage tube, and the sealing washer snare is established in the igniting member periphery, and the sealing washer inner periphery supports tightly with the igniting member, and the sealing washer interference is installed in the ring channel, and the sealing washer periphery supports tightly with the ring channel inner periphery, and screw thread post and annular step clamp seal ring when screw thread adaptation of internal thread portion.
Further, one end of the storage pipe in the accommodating cavity is in interference insertion connection with a connecting cover, an inner cavity is formed in a cover opening of the connecting cover, a vent hole is formed in the inner bottom surface of the connecting cover, and the flexible film is fixedly connected to the inner bottom surface of the connecting cover and covers the vent hole so as to detach and replace the flexible film.
Further, the nozzle edge of the fire extinguishing container is provided with a nozzle, the nozzle at the tail end of the nozzle forms a nozzle, the tail end of the nozzle is in interference insertion connection with a mounting cover, an inner cavity is formed in a cover opening of the mounting cover, a liquid through hole is formed in the inner bottom surface of the mounting cover, and a sealing film is fixedly connected to the inner bottom surface of the mounting cover and covers the liquid through hole so as to be convenient to detach and replace the sealing film.
Further, the fire extinguishing container is flat box-shaped and is convenient to install in a narrow space, and the surface of the fire extinguishing container is provided with an installation part, so that the fire extinguishing container can be installed rapidly through the installation part.
Further, the mounting portion comprises a connecting plate arranged on the surface of the fire extinguishing container, and connecting holes are formed in the connecting plate so as to mount screws on the connecting holes.
The utility model has the following beneficial effects:
according to the utility model, one end of the thermosensitive wire of the ignition element extends out of the fire extinguishing container to serve as a detection source for fire of a target protection area, when the fire is generated in the target protection area, the temperature of the leaked thermosensitive wire rises to spontaneous combustion to ignite the hot melt adhesive in the material storage pipe, after the hot melt adhesive burns, highly dispersed atomized sol particles are generated to expand gas, the gas expands and then is extruded towards the flexible film to rupture the flexible film, so that the gas enters the accommodating cavity, the perfluorinated hexanone liquid in the accommodating cavity is extruded, the sealing film is ruptured by extruding the liquid, and finally the perfluorinated hexanone in the fire extinguishing container is sprayed out from the spray nozzle, and the fire of the protection area is inhibited by the perfluorinated hexanone. Compared with the prior art, the fire extinguishing device can detect the fire condition of the target protection area through the thermosensitive line in a manual observation and fire extinguishing mode, and the fire extinguishing device is started to restrain the fire condition, so that the timely and efficient fire extinguishing effect is realized.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a cross-sectional view of the overall structure of the present utility model.
Fig. 3 is an exploded view of the overall structure of the present utility model.
Fig. 4 is a partial enlarged view at a in fig. 2.
Fig. 5 is a partial enlarged view at B in fig. 3.
Fig. 6 is a partial enlarged view at C in fig. 2.
Fig. 7 is a partial enlarged view at D in fig. 2.
In the figure: 1. a fire extinguishing container; 11. a receiving chamber; 12. a spout; 13. thickening the cushion block; 14. a threaded hole; 15. a spray pipe; 151. a convex ring; 16. a connecting plate; 17. a connection hole; 2. a storage tube; 21. an external thread portion; 22. a limit part; 23. an annular groove; 24. an annular step; 25. an internal thread portion; 3. a pilot element; 4. a sealing film; 5. a flexible membrane; 6. a seal; 61. a support backing ring; 62. a seal ring; 63. a threaded column; 631. a positioning head; 632. a through hole; 7. a mounting cover; 71. a liquid through hole; 72. a buffer gasket; 8. a connection cover; 81. a vent hole; 82. and a buffer backing ring.
Detailed Description
The utility model will now be described in further detail with reference to the drawings and to specific examples. The terms such as "upper", "inner", "middle", "left", "right" and "a" and the like recited in the present specification are also for convenience of description only and are not intended to limit the scope of the present utility model, but rather to change or adjust the relative relationship thereof, without substantially changing the technical content, and are considered to be within the scope of the present utility model.
As shown in fig. 1 to 3, a fire extinguishing apparatus comprises a fire extinguishing container 1 and an expansion assembly, wherein the fire extinguishing container 1 is provided with a containing cavity 11, the containing cavity 11 is filled with liquid fire extinguishing agent, the fire extinguishing container 1 is provided with a nozzle 12, the edge of the nozzle 12 is provided with a sealing film 4, and the sealing film 4 is broken after being subjected to pressure. The expansion assembly comprises a storage tube 2, a gas-generating agent and an ignition piece 3, wherein the storage tube 2 is arranged in a containing cavity 11, one end of the storage tube 2 is connected to the inner wall of the containing cavity 11, the storage tube 2 is arranged at one end of the containing cavity 11, a flexible membrane 5 is arranged at the other end of the storage tube 2, the gas-generating agent is filled in the storage tube 2, the ignition piece 3 is arranged in the storage tube 2, and one end of the ignition piece extends out of the fire extinguishing container 1. When the fire condition of the surrounding protection area is detected through the ignition piece 3, the ignition piece 3 ignites the gas-producing agent to produce gas, the gas breaks through the flexible membrane 5 or stretches the flexible membrane 5 into the accommodating cavity 11, so that the gas or extrudes the liquid extinguishing agent in the accommodating cavity 11 towards the flexible membrane 5 expanding in the accommodating cavity 11, and the liquid extinguishing agent is sprayed out from the spray nozzle 12 after breaking through the sealing membrane 4, so as to inhibit the fire condition.
Furthermore, the liquid fire extinguishing agent is the perfluorinated hexanone, and the perfluorinated hexanone can absorb heat rapidly to achieve the fire extinguishing effect so as to inhibit fire effectively.
Furthermore, the gas generating agent adopts aerosol, and the aerosol generates highly dispersed vaporous sol particles after ignition and combustion, and the vaporous sol particles are uniformly distributed in a space (gas expansion can be caused at the moment), so that the purpose of quickly and efficiently inhibiting fire is achieved.
Further, the ignition part 3 adopts a thermosensitive wire which is made of a temperature-sensitive spontaneous combustion material and is connected with the fire extinguishing device, when a fire disaster occurs, the thermosensitive wire positioned in the protection area will be spontaneous combustion when reaching a certain ignition temperature, and the fire extinguishing device is started by utilizing heat generated by spontaneous combustion. Meanwhile, the thermosensitive wire is linear, so that functions of lengthening distance and facilitating position installation can be realized.
As shown in fig. 2 to 5, the fire extinguishing container 1 is in a flat box shape so as to be installed in a narrow space, and an installation part is arranged on the side surface of the fire extinguishing container 1, so that the fire extinguishing container 1 can be quickly installed in an electric cabinet such as an electric cabinet by using the installation part, the installation space required by the fire extinguishing container 1 can be reduced after the installation, and the space occupation in the electric cabinet can be reduced.
The inner wall welded fastening of fire extinguishing container 1 has thickening cushion 13, and the screw hole 14 has been seted up on fire extinguishing container 1 surface, and the screw hole 14 screw thread link up thickening cushion 13. The outer peripheral surface of one end of the storage tube 2, which is close to the outside of the fire extinguishing container 1, is provided with an external thread part 21 and a limiting part 22, the limiting part 22 is positioned on one side far away from the flexible film 5, and after one end of the storage tube 2 with the flexible film 5 passes through the threaded hole 14, the external thread part 21 is in threaded fit with the threaded hole 14, so that the limiting part 22 is abutted against the surface of the fire extinguishing container 1. Realize the demountable installation between storage tube 2 and the fire extinguishing container 1 to the storage tube 2 is changed in the convenient dismantlement.
One end of the storage tube 2, which is close to the outside of the fire extinguishing container 1, is provided with a sealing piece 6, the sealing piece 6 is used for sealing the end tube orifice of the storage tube 2, and when the storage tube 2 is installed in place, one end of the ignition piece 3 penetrates through the sealing piece 6 and extends out of the fire extinguishing container 1, so that when the ignition piece 3 ignites the gas-producing agent to produce gas, the gas leaks from one end of the storage tube 2, which is close to the outside of the fire extinguishing container 1.
In this embodiment, as shown in fig. 2 to 5, an annular groove 23 is provided on the inner peripheral surface of the storage tube 2 near the outside of the fire extinguishing container 1, an annular step 24 is formed between the inner peripheral surface of the annular groove 23 and the inner peripheral surface of the storage tube 2, and an internal thread portion 25 is provided on the inner peripheral surface of the annular groove 23. The sealing piece 6 comprises a supporting backing ring 61, a sealing ring 62 and a threaded column 63, the supporting backing ring 61 is inserted into the annular groove 23 and supported on the annular step 24, the sealing ring 62 is made of heat-resistant rubber materials, the sealing ring 62 is sleeved on the outer periphery of the thermosensitive wire of the ignition piece 3, the inner peripheral surface of the sealing ring 62 abuts against the surface of the thermosensitive wire, the sealing ring 62 is installed in the annular groove 23 in an interference mode, the thermosensitive wire penetrates through the supporting backing ring 61 and is inserted into the storage tube 2, and the outer periphery of the sealing ring 62 abuts against the inner periphery of the annular groove 23. One end of the screw column 63 is fixedly connected with a limiting head 631, the outline of the periphery of the limiting head 631 protrudes out of the periphery of the screw column 63 and is in a regular hexagon, the screw column 63 is provided with a through hole 632, and the through hole 632 penetrates through the screw column 63 and the limiting head 631. The screw post 63 is screw-fitted on the internal screw portion 25, and the heat sensitive wire is passed through the fire extinguishing container 1 by being protruded outside, and the screw post 63 and the internal screw portion 25 are screw-fitted by clamping the spanner-fitting stopper 631, so that the screw post 63 and the annular step 24 clamp the seal ring 62.
In this way, by deforming and installing the seal ring 62 between the support backing ring 61, the inner circumference of the annular groove 23 and the screw post 63, when the thermosensitive wire is ignited, the seal ring 62 can be stretched to the inner circumference and then abut against the core of the thermosensitive wire, so as to prevent air leakage caused by gaps between the seal ring 62 and the thermosensitive wire, and simultaneously improve the air tightness inside the storage tube 2, generate gas for subsequent ignition of aerosol liquid fire extinguishing agent, and provide a better sealing environment for gas extrusion or bursting of the flexible film 5.
Further, as shown in fig. 3 and 6, the nozzle 12 of the fire extinguishing container 1 is in interference fit with a nozzle 15, a convex ring 151 is protruded on the peripheral surface of the nozzle 15, the convex ring 151 is abutted against the surface of the fire extinguishing container 1, and the nozzle 12 is formed by the nozzle of the nozzle 15; the tail end of the spray pipe 15 is in interference fit connection with a mounting cover 7, an inner cavity is formed in a cover opening of the mounting cover 7, a liquid through hole 71 is formed in the inner bottom surface of the mounting cover 7, a buffer gasket 72 is fixedly connected to the inner bottom surface of the mounting cover 7, the buffer gasket 72 is opposite to the liquid through hole 71, and a sealing film 4 is fixedly connected to the buffer gasket 72 and covers the liquid through hole 71; so as to realize the function of conveniently disassembling and replacing the sealing film 4 by pulling out and inserting the mounting cover 7.
Further, as shown in fig. 1, the installation part comprises a connection plate 16 arranged on the surface of the fire extinguishing container 1, and the connection plate 16 is provided with a connection hole 17, so that a screw passes through the connection hole 17 to be locked and attached at a corresponding position, thereby realizing the function of being convenient for installing the fire extinguishing device at the corresponding position.
Further, as shown in fig. 3 and 7, one end of the storage tube 2, which is located at the accommodating cavity 11, is in interference insertion connection with a connecting cover 8, an inner cavity is formed in a cover opening of the connecting cover 8, a vent hole 81 is formed in the inner bottom surface of the connecting cover 8, a buffer backing ring 82 is fixedly connected to the inner bottom surface of the connecting cover 8, an annular hole of the buffer backing ring 82 is opposite to the vent hole 81, and the flexible membrane 5 is fixedly connected to the buffer backing ring 82 and covers the vent hole 81; so as to realize the function of conveniently disassembling and replacing the flexible membrane 5 by pulling out and inserting the connecting cover 8.
Further, the flexible membrane 5 may be fixedly coupled to the cushion collar 82 by tensioning, and the flexible membrane 5 is made of plastic or resin material, since it is in a tensioned state, and since the material is limited, the flexible membrane 5 is ruptured when being subjected to an impact force or pressure.
Further, the sealing film 4 is made of plastic or resin material, and has a thin thickness and breaks upon receiving an impact force or pressure.
In summary, according to the utility model, one end of the thermosensitive wire of the igniting member 3 extends out of the fire extinguishing container 1 to serve as a detection source for fire of a target protection area, when fire occurs in the target protection area, the temperature of the leaked thermosensitive wire rises to spontaneously ignite to ignite the hot melt adhesive in the storage tube 2, after the hot melt adhesive burns, highly dispersed atomized sol particles are generated to expand gas, the gas is extruded towards the flexible film 5 after expansion to rupture the flexible film 5, so that the gas enters the accommodating cavity 11, the perfluorinated hexanone liquid in the accommodating cavity 11 is extruded, the sealing film 4 is ruptured by extruding the liquid, and finally the perfluorinated hexanone in the fire extinguishing container 1 is sprayed out from the nozzle 12, and the fire of the protection area is inhibited by the perfluorinated hexanone.
Compared with the prior art, the fire extinguishing device can detect the fire condition of the target protection area through the thermosensitive line in a manual observation and fire extinguishing mode, and the fire extinguishing device is started to restrain the fire condition, so that the timely and efficient fire extinguishing effect is realized.
The embodiments of the present utility model are not limited thereto, and the present utility model may be modified, substituted or combined in various other forms without departing from the basic technical spirit of the present utility model, which falls within the scope of the claims, according to the above-described aspects of the present utility model, using the general knowledge and conventional means of the art.
Claims (10)
1. A perfluorinated hexanone fire extinguishing device, comprising:
the fire extinguishing container (1), the fire extinguishing container (1) is provided with a containing cavity (11), the containing cavity (11) is filled with liquid fire extinguishing agent, the fire extinguishing container (1) is provided with a nozzle (12), the edge of the nozzle (12) is provided with a sealing film (4), and the sealing film (4) is broken after being subjected to pressure;
the expansion assembly comprises a storage tube (2), a gas-generating agent and an ignition piece (3), wherein the storage tube (2) is arranged in the accommodating cavity (11), one end of the storage tube is connected to the inner wall of the accommodating cavity (11), the flexible membrane (5) is arranged at one end of the storage tube (2) which is arranged in the accommodating cavity (11), the gas-generating agent is filled in the Chu Liaoguan (2), the ignition piece (3) is arranged in the storage tube (2), and one end of the ignition piece extends out of the fire extinguishing container (1);
the gas generating agent is ignited to generate gas through the ignition piece (3), the gas expands to the accommodating cavity (11) through the flexible membrane (5), and the liquid extinguishing agent in the accommodating cavity (11) is sprayed out from the nozzle (12) after the sealing membrane (4) is broken through.
2. A fire extinguishing apparatus according to claim 1, wherein: the gas generating medicament adopts aerosol.
3. A fire extinguishing apparatus according to claim 1, wherein: the ignition part (3) adopts a thermosensitive wire, and is self-ignited when reaching the corresponding ignition temperature.
4. A fire extinguishing apparatus according to claim 1, wherein: the flexible membrane (5) is arranged at one end pipe orifice of the storage pipe (2) arranged in the accommodating cavity (11) in a tensioning mode, and the flexible membrane (5) breaks after being subjected to pressure.
5. A fire extinguishing apparatus according to any one of claims 1 to 4, wherein: the surface of the fire extinguishing container (1) is provided with a threaded hole (14), the outer peripheral surface of one end, close to the outside of the fire extinguishing container (1), of the storage tube (2) is provided with an external thread part (21), and after the storage tube (2) passes through the threaded hole (14), the external thread part (21) is in threaded fit with the threaded hole (14).
6. The fire extinguishing apparatus according to claim 5, wherein: one end pipe orifice that storage tube (2) connect fire extinguishing container (1) is provided with sealing member (6), and the one end of ignition spare (3) runs through sealing member (6) and stretches out outside fire extinguishing container (1).
7. The fire extinguishing apparatus of claim 6, wherein: the sealing element (6) comprises a threaded column (63) with one end fixedly connected with a limiting head (631), the threaded column (63) is provided with a through hole (632), the through hole (632) penetrates through the threaded column (63) and the limiting head (631), an inner threaded portion (25) is arranged on the inner peripheral surface of one end, close to the outer side of the fire extinguishing container (1), of the storage tube (2), the threaded column (63) is in threaded fit with the inner threaded portion (25), and one end of the ignition element (3) penetrates through the through hole (632) to extend out of the fire extinguishing container (1).
8. The fire extinguishing apparatus according to claim 7, wherein: the sealing piece (6) further comprises a sealing ring (62), the inner peripheral surface of the storage tube (2) close to the outer side of the fire extinguishing container (1) is provided with an annular groove (23), the inner threaded portion (25) is arranged on the inner peripheral surface of the annular groove (23), an annular step (24) is formed between the annular groove (23) and the inner periphery of the storage tube (2), the sealing ring (62) is sleeved on the outer periphery of the ignition piece (3), the inner periphery of the sealing ring (62) is abutted against the ignition piece (3), the sealing ring (62) is installed in the annular groove (23) in an interference mode, the outer periphery of the sealing ring (62) is abutted against the inner periphery of the annular groove (23), and when the threaded post (63) is in threaded fit with the inner threaded portion (25), the threaded post (63) and the annular step (24) clamp the sealing ring (62).
9. A fire extinguishing apparatus according to claim 1, wherein: the storage tube (2) is located one end in the accommodating cavity (11) and is in interference fit connection with the connecting cover (8), an inner cavity is formed in a cover opening of the connecting cover (8), an air vent (81) is formed in the inner bottom surface of the connecting cover (8), the flexible membrane (5) is fixedly connected to the inner bottom surface of the connecting cover (8), and the air vent (81) is covered, so that the flexible membrane (5) can be detached and replaced.
10. A fire extinguishing apparatus according to claim 1, wherein: the fire extinguishing container is characterized in that a spray pipe (15) is arranged at the edge of a spray nozzle (12) of the fire extinguishing container (1), the spray nozzle (12) is formed by a spray nozzle at the tail end of the spray pipe (15), an installation cover (7) is inserted into the tail end of the spray pipe (15) in an interference mode, an inner cavity is formed in a cover opening of the installation cover (7), a liquid through hole (71) is formed in the inner bottom surface of the installation cover (7), and a sealing film (4) is fixedly connected to the inner bottom surface of the installation cover (7) and covers the liquid through hole (71) so as to detach and replace the sealing film (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320898391.8U CN219983764U (en) | 2023-04-19 | 2023-04-19 | Perfluoro-hexanone fire extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320898391.8U CN219983764U (en) | 2023-04-19 | 2023-04-19 | Perfluoro-hexanone fire extinguishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219983764U true CN219983764U (en) | 2023-11-10 |
Family
ID=88603535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320898391.8U Active CN219983764U (en) | 2023-04-19 | 2023-04-19 | Perfluoro-hexanone fire extinguishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219983764U (en) |
-
2023
- 2023-04-19 CN CN202320898391.8U patent/CN219983764U/en active Active
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