CN110947130B - Hand-held fire extinguishing device for horizontal pipeline liquid jet fire - Google Patents
Hand-held fire extinguishing device for horizontal pipeline liquid jet fire Download PDFInfo
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- CN110947130B CN110947130B CN201911346950.9A CN201911346950A CN110947130B CN 110947130 B CN110947130 B CN 110947130B CN 201911346950 A CN201911346950 A CN 201911346950A CN 110947130 B CN110947130 B CN 110947130B
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- 239000002184 metal Substances 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 abstract description 50
- 238000005507 spraying Methods 0.000 abstract description 4
- 206010003497 Asphyxia Diseases 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 5
- 229910001220 stainless steel Inorganic materials 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229920004449 Halon® Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical group FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
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- 238000012423 maintenance Methods 0.000 description 1
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- 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
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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 discloses a handheld fire extinguishing device for horizontal pipeline liquid jet fire, which comprises: a handheld fire extinguishing lantern ring with a handle is sleeved on the jet flow liquid horizontal pipeline, a fire extinguishing nozzle on the lantern ring is used for spraying a fire extinguishing agent to the area near the root of the flame at a certain angle and coating the burning flame, the burning flame is quickly extinguished under the impact and suffocation effects of the fire extinguishing agent, and the purpose of quickly and effectively extinguishing the fire is achieved. The handheld fire extinguishing device for the horizontal pipeline liquid jet fire not only ensures the aim of quickly and effectively extinguishing fire, but also has the characteristics of small volume, light weight, simple structure and convenience in operation.
Description
The technical field is as follows:
the invention relates to a handheld fire extinguishing device for a horizontal pipeline liquid jet fire, and belongs to the technical field of fire fighting and safety.
Background art:
in petrochemical production, flammable and explosive liquid of a horizontal pipeline is often leaked to cause fire disasters when the pipeline is erected. Fire must be extinguished according to the operating regulations in order to avoid the expansion of the disaster. The jet flow combustion fire of the horizontal pipelines is violent, the jet speed is high, the impact force is large, the traditional covering method cannot be adopted for fire extinguishing, the flammable and explosive liquid cannot be directly sprayed for fire extinguishing, and otherwise, explosion can be caused. At present, no professional fire extinguishing apparatus exists for the fire, the fire extinguishing process is difficult due to the limitation of an operation space on a fire scene, and malignant accidents are easily caused. Accordingly, there is a need for improvements over existing horizontal duct liquid jet fire extinguishing methods.
Disclosure of Invention
In order to overcome the defects that the existing horizontal pipeline high-speed liquid jet combustion fire is difficult to extinguish, the traditional fire extinguishing method is difficult to work, the extinguishing process is time-consuming and labor-consuming and the like, the invention aims to provide the handheld fire extinguishing device for the horizontal pipeline liquid jet fire, which can quickly and effectively extinguish the horizontal pipeline high-speed jet liquid fire and can also ensure the safety of fire extinguishing personnel.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a hand-held fire extinguishing device for horizontal pipeline liquid jet fire is characterized in that a fire extinguishing sleeve device is sleeved on one side of a pipeline of a liquid jet outlet of a horizontal pipeline;
the fire extinguishing sleeve device comprises an upper fire extinguishing ring, a lower fire extinguishing ring and a fire extinguishing nozzle, wherein the upper fire extinguishing ring and the lower fire extinguishing ring form a ring sleeve, the fire extinguishing nozzle is respectively arranged on the upper fire extinguishing ring and the lower fire extinguishing ring, the upper fire extinguishing ring, the lower fire extinguishing ring and the fire extinguishing nozzle are mutually communicated, the fire extinguishing sleeve device is vertically fixed on a horizontal pipeline through a fixing device and is coaxial with the horizontal pipeline, and the fire extinguishing agent is supplied to a fire extinguishing agent required by a fire extinguishing process through a fire extinguishing agent external connection pipe communicated with a fire extinguishing agent tank.
The further technology of the invention is as follows:
preferably, the upper fire extinguishing ring is an open ring, one end of the ring is closed, the other end of the ring is integrally provided with a locking adapter which is communicated with and locked with the fire extinguishing agent external connecting pipe, fire extinguishing nozzles are uniformly arranged on the right outer side in the circumferential direction, and the openings of the fire extinguishing nozzles face the inner side of the ring and intersect with the central symmetry axis at the same point.
Preferably, the right outer side front near the two ports of the upper fire extinguishing ring is provided with two lower fire extinguishing ring branch pipes which are perpendicular to and communicated with the right outer side front, and the top end of each lower fire extinguishing ring branch pipe is provided with a lower fire extinguishing ring which is parallel to the upper fire extinguishing ring.
Preferably, the lower fire extinguishing ring is an open ring, the diameter of the ring is the same as that of the upper fire extinguishing ring, two ends of the ring are closed, two ends of the ring are symmetrically communicated with the top end of the lower fire extinguishing ring branch pipe which is arranged on the right outer side front surface and is vertical to the right outer side front surface, and the end part of the ring slightly extends upwards out of the top end of the lower fire extinguishing ring branch pipe; the front of the right outer side along the circumference is uniformly provided with fire extinguishing nozzles, and the openings of the fire extinguishing nozzles face the inner side of the ring and intersect with the central symmetry axis at the same point.
Preferably, fixing device include fixed ear, fixing clip swing arm and fixing clip, fixed ear totally two, along last ring week outside integral type of putting out a fire be equipped with towards the left side and with the left side outside openly perpendicular and each other become 180, fixed ear right-hand member fixed connection in last ring left side of putting out a fire openly and with last ring left side of putting out a fire openly perpendicular, the left end just goes out the ring left side outside of putting out a fire for the free end, the central point that is close to the left end is equipped with a circular thread through-hole, is equipped with a fixing clip swing arm that has the external screw thread in the through-hole, fixing clip swing arm upper end integral type is equipped with a ring, the fixing clip is connected to the lower extreme.
Preferably, the fixing clip is a circular arc plate, the central part of the fixing clip is provided with a cylindrical notch with internal threads and the depth of the cylindrical notch is 3/4, and the fixing clip rotating rod is screwed and fastened in the cylindrical notch with the internal threads of the fixing clip through external threads.
Preferably, the fixing device further comprises a fixing connecting rod, a fixing rod connecting ring and a fixing ring, the upper fire extinguishing ring is close to the two fixing lugs and is positioned on the right outer side front face, the fixing rod connecting ring is perpendicular to the right outer side circumferential front face and is provided with a fixing ring in a 180-degree angle, the fixing rod connecting ring is a closed circular ring, the position of the outer side circumferential center line is fixedly connected with the fixing connecting rod and is in the same plane with the fixing connecting rod longitudinally, the fixing rod connecting ring is sleeved in the ring of the fixing ring in an inner sleeved mode, one end of the fixing connecting rod is fixedly connected to the outer side of the outer side circular arc center line of the fixing clamp, and the longitudinal direction of the fixing rod connecting ring and the longitudinal center line of the fixing clamp are in the same plane and form an angle of 30-45-degree direction upwards along the outer side circular arc center line; the other end is integrally provided with a fixed rod connecting ring.
Preferably, the fire extinguishing agent external connecting pipe is a metal hose, two ends of the fire extinguishing agent external connecting pipe are provided with locking connectors, one end of the fire extinguishing agent external connecting pipe is communicated with an outlet of a fire extinguishing agent control valve, an inlet of the fire extinguishing agent control valve is communicated with an outlet of a bottle head valve at the upper end of the fire extinguishing agent tank through a short pipe, and the other end of the fire extinguishing agent external connecting pipe is communicated with one locking connector on the upper fire extinguishing ring and locked at a connector.
Compared with the prior art, the invention has the beneficial effects that:
(1) the handheld fire extinguishing device for the horizontal pipeline liquid jet fire can conveniently and quickly extinguish the liquid burning fire of the horizontal pipeline at the low position, overcomes the defects that the traditional covering method is difficult to extinguish the high-speed jet liquid fire of the horizontal pipeline and time-consuming and labor-consuming in the fire extinguishing process, and meets the technical requirement for quickly and effectively extinguishing the liquid jet fire of the horizontal pipeline.
(2) The handheld fire extinguishing device for the horizontal pipeline liquid jet fire adopts the upper fire extinguishing ring and the lower fire extinguishing ring which are staggered with each other so that the fire extinguishing processes are matched with each other, and a large amount of fire extinguishing agents can be saved.
(3) The handheld fire extinguishing device for the horizontal pipeline liquid jet fire not only ensures the aim of quickly and effectively extinguishing the horizontal pipeline liquid jet burning fire at the low position, but also has the characteristics of small volume, economy, practicability, and convenience in installation, transformation and maintenance.
Description of the drawings:
in order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;
FIG. 1 is a schematic diagram of the system of the present invention;
FIG. 2 is a structural view of a fire extinguishing apparatus of the present invention;
reference numbers in the figures: 1-a horizontal pipe; 2-combustion flame; 3-installing a fire extinguishing ring; 4-a fire extinguishing nozzle; 5, fixing the clamping rotary rod; 6-fixing the lug; 7-fire extinguishing agent external connecting pipe; 8-fire extinguishing agent tank; 9-fire extinguishing agent control valve; 10-lower fire extinguishing ring; 11-lower fire extinguishing ring branch pipe; 12-a fixed link; 13-fixing the card; 14-a fixed ring; 15-connecting the fixing rods.
The specific implementation structure is as follows:
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.
A hand-held fire extinguishing device for horizontal pipe liquid jet fire: a fire extinguishing sleeve device is sleeved at one side of the liquid jet flow outlet of the horizontal pipeline 1 and at the outlet;
the fire extinguishing sleeve device comprises an upper fire extinguishing ring 3, a lower fire extinguishing ring 10 and a fire extinguishing nozzle 4, the upper fire extinguishing ring 3 and the lower fire extinguishing ring 10 form a ring sleeve, the fire extinguishing nozzle 4 is respectively arranged on the upper fire extinguishing ring 3 and the lower fire extinguishing ring 10, the upper fire extinguishing ring 3, the lower fire extinguishing ring 10 and the fire extinguishing nozzle 4 are mutually communicated, the fire extinguishing sleeve device is vertically fixed on a horizontal pipeline 1 through a fixing device and is coaxial with the horizontal pipeline 1, and a fire extinguishing agent external connecting pipe 7 communicated with a fire extinguishing agent tank 8 supplies fire extinguishing agents required in the fire extinguishing process.
The upper fire extinguishing ring 3 is an open circular ring processed by a stainless steel pipe, the angle of the circular ring is 270-300 degrees, one end of the circular ring is closed, the other end of the circular ring is integrally provided with a locking adapter which is communicated and locked with a fire extinguishing agent external connecting pipe 7, five fire extinguishing nozzles 4 which form an angle of 15-25 degrees with the vertical direction of the front surface of the outer side are uniformly arranged along the front surface of the right outer side in the circumferential direction, and the openings of the fire extinguishing nozzles 4 face the inner side of the ring and intersect with the central symmetry axis at the same point.
Two lower fire extinguishing ring branch pipes 11 which are perpendicular to and communicated with the right outer side front surface are arranged on the right outer side front surface close to the two ports of the upper fire extinguishing ring 3, and a lower fire extinguishing ring 10 which is parallel to the upper fire extinguishing ring 3 is arranged at the top end of each lower fire extinguishing ring branch pipe 11. Lower ring branch pipe 11 of putting out a fire by the nonrust steel pipe processing of the same diameter with last ring 3 of putting out a fire make, one end intercommunication is openly and openly perpendicular with last ring 3 right side outside in the ring 3 right side of putting out a fire, the other end intercommunication is openly and openly perpendicular with the ring 10 left side outside of putting out a fire down in ring 10 right side outside down.
The lower fire extinguishing ring 10 is an open circular ring which is made of stainless steel pipes with the same diameter as the upper fire extinguishing ring 3, the angle of the circular ring is 90-100 degrees, the diameter of the circular ring is the same as that of the upper fire extinguishing ring 3, two ends of the circular ring are closed, two ends of the circular ring are symmetrically communicated with the top end of a lower fire extinguishing ring branch pipe 11 which is arranged on the right outer side front surface and is vertical to the right outer side front surface, and the end part of the circular ring slightly extends upwards out of the top end of the lower fire extinguishing ring branch pipe 11; three fire extinguishing nozzles 4 forming an angle of 30-45 degrees with the vertical direction of the outer side front are uniformly arranged on the front of the circumferential right outer side, and the openings of the three fire extinguishing nozzles 4 face the inner side of the ring and intersect with the central symmetry axis at the same point.
The fire extinguishing nozzle 4 is made of stainless steel pipe, the flow coefficient K is 80, and the spraying angle is 120-135 degrees.
Fixing device including fixed ear 6, fixing clip swing arm 5 and fixing clip 13, fixed ear 6 two altogether, along last ring 3 circumference outside integral type of putting out a fire be equipped with towards the left side and with the left side outside openly perpendicular and each other become 180, the arc of making by steel sheet processing, fixed ear 6 right-hand member fixed connection in last ring 3 left side of putting out a fire openly and with last ring 3 left side of putting out a fire openly perpendicularly, the left end just faces the ring 3 left side of putting out a fire for the free end and the ring 3 left side of putting out a fire, the central point that is close to the left end is equipped with a circular screw through-hole, is equipped with a fixing clip swing arm 5 that has the external screw thread in the through-hole, 5 upper end integral types of fixing clip swing arm are equipped with a ring, fixing clip 13 is connected to the lower extreme.
The fixing clip 13 is a strip-shaped thick arc plate processed and manufactured by a steel plate, a cylindrical notch with the depth being 3/4 and provided with internal threads is arranged at the center part of the fixing clip, and the fixing clip rotating rod 5 is screwed and fastened in the cylindrical notch with the internal threads of the fixing clip 13 through the external threads.
The fixing device also comprises a fixing connecting rod 12, a fixing rod connecting ring 15 and a fixing ring 14, wherein the upper fire extinguishing ring 3 is positioned on the right outer side front surface near the two fixing lugs 6, is perpendicular to the right outer side circumferential front surface and is provided with one fixing ring 14 respectively at an angle of 180 degrees, the fixing rod connecting ring 15 is a closed circular ring processed by round steel, the circumferential central line part of the outer side is fixedly connected with the fixing connecting rod 12 and is in the same plane with the longitudinal direction of the fixing connecting rod 12, the fixing connecting rod 12 is sleeved in the ring of the fixing ring 14, the fixing connecting rod 12 is a straight rod processed by the round steel, one end of the fixing connecting rod is fixedly connected to the outer side of the outer side circular arc central line of the fixing clamp 13, and the longitudinal direction of the fixing clamp 13 is in the same plane and forms an angle of 30-45 degrees with the outer side circular arc central line upwards; the other end is integrally provided with a fixed rod connecting ring 15.
The fire extinguishing agent external connecting pipe 7 is a metal hose, two ends of the fire extinguishing agent external connecting pipe are provided with locking connectors, one end of the fire extinguishing agent external connecting pipe is communicated with an outlet of a fire extinguishing agent control valve 9, an inlet of the fire extinguishing agent control valve 9 is communicated with an outlet of a bottle head valve at the upper end of a fire extinguishing agent tank 8 through a short pipe, and the other end of the fire extinguishing agent external connecting pipe is communicated with one locking connector on the upper fire extinguishing ring 3 and is locked at a connector.
The fire extinguishing agent control valve 9 is a metal butterfly valve.
The fire extinguishing agent tank 8 is a pressure storage type fire extinguishing agent tank 8 made of stainless steel, and a brass bottle head valve is arranged in the upward direction of an upper port.
The locking adapter is made of stainless steel and is provided with a locking buckle to prevent the connector from being released when the fire extinguishing agent is sprayed.
The fire extinguishing agent is a Halon fire extinguishing agent or a liquid fire extinguishing agent.
The integral fire extinguishing sleeve device is sleeved on the horizontal pipeline 1, so that the upper fire extinguishing ring 3 is positioned above the horizontal pipeline 1, the lower fire extinguishing ring 10 is positioned below the horizontal pipeline 1, and the planes of the upper fire extinguishing ring 3 and the lower fire extinguishing ring 10 are vertically arranged and extend out of the outlet of the horizontal pipeline 1 for a certain distance, namely the upper fire extinguishing ring 3 and the lower fire extinguishing ring 10 are positioned in the area near the root of the burning flame 2. Taut fixing clip 13 makes fixed ring 14 and dead lever interlink 15 chucking and place two fixing clips 13 in the both sides of horizontal pipeline 1, and rotatory bracelet on fixing clip swing arm 5 makes the top of fixing clip swing arm 5 remove towards fixing clip 13 and twist and get into the screw thread notch on fixing clip 13 again, and it is fixed until screwing up and making whole device fixed.
Starting a manual starting handle on the fire extinguishing agent tank 8, spraying the fire extinguishing agent out of the fire extinguishing agent tank 8 immediately, opening a fire extinguishing agent control valve 9, dividing the fire extinguishing agent into two strands after the fire extinguishing agent enters the upper fire extinguishing ring 3 through a fire extinguishing agent external connecting pipe 7, directly flowing to five fire extinguishing nozzles 5 on the upper fire extinguishing ring 3, the five fire extinguishing nozzles 5 spray fire extinguishing agents and press the burning flames 2 downwards at a certain angle from the upper parts of the burning flames 2 to offset the buoyancy lift force of the burning flames, the other fire extinguishing nozzles enter the lower fire extinguishing ring branch pipe 11 and flow to the lower fire extinguishing ring 10, then flow to the three fire extinguishing nozzles 5 on the lower fire extinguishing ring 10, the three fire extinguishing nozzles 5 spray fire extinguishing agents to the outlets of the adjacent horizontal pipelines and press the burning flames 2 upwards at a certain angle from the lower parts of the burning flames 2, and the eight fire extinguishing nozzles 5 on the upper fire extinguishing ring 3 and the lower fire extinguishing ring 10 are mutually cooperated to extinguish the burning flames 2 quickly. After the combustion flame 2 is extinguished, the valve at the front end of the horizontal pipeline 1 is closed, then the fire extinguishing agent control valve 9 is closed, and the fire extinguishing nozzle 5 stops spraying the fire extinguishing agent. In actual use, the fire extinguishing agent tank 8 can be a single pressure storage type fire extinguishing agent tank or a pressure storage type fire extinguishing agent tank bottle group.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A hand-held type extinguishing device of horizontal pipeline liquid efflux fire which characterized in that: a fire extinguishing sleeve device is sleeved at one side of the pipeline of the liquid jet outlet of the horizontal pipeline and at the outlet;
the fire extinguishing sleeve device comprises an upper fire extinguishing ring, a lower fire extinguishing ring and a fire extinguishing nozzle, wherein the upper fire extinguishing ring and the lower fire extinguishing ring form a ring sleeve, the fire extinguishing nozzle is respectively arranged on the upper fire extinguishing ring and the lower fire extinguishing ring, the upper fire extinguishing ring, the lower fire extinguishing ring and the fire extinguishing nozzle are mutually communicated, the fire extinguishing sleeve device is vertically fixed on a horizontal pipeline through a fixing device and has the same symmetry axis with the horizontal pipeline, and a fire extinguishing agent required by the fire extinguishing process is supplied through a fire extinguishing agent external connecting pipe communicated with a fire extinguishing agent tank;
fixing device including fixed ear, fixing clip swing arm and fixing clip, fixed ear totally two, along last ring week outside integral type of putting out a fire be equipped with towards the left side and with the left side outside openly perpendicular and each other become 180, fixed ear right-hand member fixed connection at last ring left side of putting out a fire openly and with last ring left side of putting out a fire openly perpendicular, the left end just goes out the ring left side outside of putting out a fire for the free end, the central point that is close to the left end is equipped with a circular screw through-hole, is equipped with a fixing clip swing arm that has the external screw thread in the through-hole, fixing clip swing arm upper end integral type is equipped with a ring, the fixing clip is connected to the lower extreme.
2. A hand-held fire extinguishing unit for a horizontal duct liquid jet fire as claimed in claim 1, wherein: the upper fire extinguishing ring is an open ring, one end of the ring is closed, the other end of the ring is integrally provided with a locking connector which is communicated with and locked with the fire extinguishing agent external connecting pipe, fire extinguishing nozzles are evenly arranged on the front of the right outer side along the circumferential direction, and the openings of the fire extinguishing nozzles face the inner side of the ring and intersect with the central symmetry axis at the same point.
3. A hand-held fire extinguishing unit for a horizontal duct liquid jet fire as claimed in claim 2, wherein: two lower fire extinguishing ring branch pipes which are perpendicular to and communicated with the right outer side front surface are arranged on the right outer side front surface close to the two ports of the upper fire extinguishing ring, and a lower fire extinguishing ring which is parallel to the upper fire extinguishing ring is arranged at the top end of each lower fire extinguishing ring branch pipe.
4. A hand-held fire extinguishing unit for horizontal duct liquid jet fires according to claim 3, wherein: the lower fire extinguishing ring is an open ring, the diameter of the ring is the same as that of the upper fire extinguishing ring, two ends of the ring are closed, two ends of the ring are symmetrically communicated with the top end of a lower fire extinguishing ring branch pipe which is arranged on the right outer side front surface and is vertical to the right outer side front surface, and the end part of the ring slightly extends upwards out of the top end of the lower fire extinguishing ring branch pipe; the front of the right outer side along the circumference is uniformly provided with fire extinguishing nozzles, and the openings of the fire extinguishing nozzles face the inner side of the ring and intersect with the central symmetry axis at the same point.
5. A hand-held fire extinguishing unit for a horizontal duct liquid jet fire as claimed in claim 1, wherein: the fixing clamp is an arc plate, a cylindrical notch with the depth being 3/4 the thickness of the fixing clamp and provided with an internal thread is arranged at the center of the fixing clamp, and the fixing clamp rotating rod is fastened in the cylindrical notch with the internal thread of the fixing clamp through external thread screwing.
6. A hand-held fire extinguishing unit for horizontal duct liquid jet fires according to claim 5, wherein: the fixing device also comprises a fixing connecting rod, a fixing rod connecting ring and fixing rings, wherein the upper fire extinguishing ring is positioned on the right outer side front surface close to the two fixing lugs, is perpendicular to the right outer side circumferential front surface and is provided with one fixing ring respectively at an angle of 180 degrees, the fixing rod connecting ring is a closed circular ring, the position of the outer side circumferential central line is fixedly connected with the fixing connecting rod and is longitudinally positioned on the same plane with the fixing connecting rod, the fixing connecting rod is sleeved in the ring of the fixing ring in an inner sleeved mode, the fixing connecting rod is a straight rod, one end of the fixing connecting rod is fixedly connected to the outer side of the outer side circular arc central line of the fixing clamp, and the longitudinal direction of the fixing connecting rod and the longitudinal central line of the fixing clamp are positioned on the same plane and upwards form an angle of 30-45 degrees along the outer side circular arc central line; the other end is integrally provided with a fixed rod connecting ring.
7. A hand-held fire extinguishing unit for a horizontal duct liquid jet fire as claimed in claim 1, wherein: the fire extinguishing agent external connecting pipe is a metal hose, two ends of the fire extinguishing agent external connecting pipe are provided with locking connectors, one end of the fire extinguishing agent external connecting pipe is communicated with an outlet of a fire extinguishing agent control valve, an inlet of the fire extinguishing agent control valve is communicated with an outlet of a bottle head valve at the upper end of the fire extinguishing agent tank through a short pipe, and the other end of the fire extinguishing agent external connecting pipe is communicated with one locking connector on the upper fire extinguishing ring and locked at an interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911346950.9A CN110947130B (en) | 2019-12-24 | 2019-12-24 | Hand-held fire extinguishing device for horizontal pipeline liquid jet fire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911346950.9A CN110947130B (en) | 2019-12-24 | 2019-12-24 | Hand-held fire extinguishing device for horizontal pipeline liquid jet fire |
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| Publication Number | Publication Date |
|---|---|
| CN110947130A CN110947130A (en) | 2020-04-03 |
| CN110947130B true CN110947130B (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911346950.9A Expired - Fee Related CN110947130B (en) | 2019-12-24 | 2019-12-24 | Hand-held fire extinguishing device for horizontal pipeline liquid jet fire |
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| CN (1) | CN110947130B (en) |
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| RU2311937C2 (en) * | 2005-10-10 | 2007-12-10 | Российская Федерация в лице Федерального агентства по атомной энергии | Nitrogen cryogenic plant for fire extinguishment in closed objects |
| CN106581891A (en) * | 2016-12-16 | 2017-04-26 | 安徽建筑大学 | Annular fine water mist fire extinguishing cover system |
| CN106840844A (en) * | 2016-12-16 | 2017-06-13 | 安徽建筑大学 | High temperature cylinder compression member experiment cooling spray system |
| CN206717142U (en) * | 2017-04-11 | 2017-12-08 | 天津晋华汽车配件有限公司 | A kind of steel pipe cuts fixing device |
| CN207591140U (en) * | 2017-10-18 | 2018-07-10 | 江西剑安消防科技有限责任公司 | A kind of gas extinguishing system for being used to monitor pipeline |
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2019
- 2019-12-24 CN CN201911346950.9A patent/CN110947130B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2311937C2 (en) * | 2005-10-10 | 2007-12-10 | Российская Федерация в лице Федерального агентства по атомной энергии | Nitrogen cryogenic plant for fire extinguishment in closed objects |
| CN106581891A (en) * | 2016-12-16 | 2017-04-26 | 安徽建筑大学 | Annular fine water mist fire extinguishing cover system |
| CN106840844A (en) * | 2016-12-16 | 2017-06-13 | 安徽建筑大学 | High temperature cylinder compression member experiment cooling spray system |
| CN206717142U (en) * | 2017-04-11 | 2017-12-08 | 天津晋华汽车配件有限公司 | A kind of steel pipe cuts fixing device |
| CN207591140U (en) * | 2017-10-18 | 2018-07-10 | 江西剑安消防科技有限责任公司 | A kind of gas extinguishing system for being used to monitor pipeline |
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| CN110947130A (en) | 2020-04-03 |
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Granted publication date: 20211224 |