CN102908741A - Fire-fighting lance capable of passing through barriers - Google Patents
Fire-fighting lance capable of passing through barriers Download PDFInfo
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- CN102908741A CN102908741A CN2012102921149A CN201210292114A CN102908741A CN 102908741 A CN102908741 A CN 102908741A CN 2012102921149 A CN2012102921149 A CN 2012102921149A CN 201210292114 A CN201210292114 A CN 201210292114A CN 102908741 A CN102908741 A CN 102908741A
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Abstract
The invention provides a fire-fighting lance which is capable of passing through wall barriers under the conditions of pressure and flow rate of fire-fighting water and is high in water yield. The fire-fighting lance can reach the technical performance of a common fire-fighting lance without being additionally provided with power and equipment and is capable of passing through the barriers such as walls; when a hole in which the lance can enter is formed through cutting in the wall, the lance can spray water into the barriers through the hole; and the fire-fighting lance is generally used in a relative airtight environment and can achieve the purpose of rapid fire fighting by cooling through evaporation and diffusion of water and accelerating the reduction of oxygen content in a burning area.
Description
Affiliated technical field
The present invention relates to a kind of when fire-fighting fire extinguishing the timely fire extinguishing fire-fighting lance of penetrate thing, affiliated fire prevention field.
Background technology
Most of just distance and flow and the multifarious form product of water column of injection water of pursuing of present fire extinguishing fire-fighting lance.Closely in " I like invention " column of the Chinese Central Television (CCTV), useful high pressure liquid pump pressure (hydraulic) water and the Portable water cutter expanded application of mixing the husky abrasive material of Buddha's warrior attendant, utilize the water under high pressure that mixes the husky abrasive material of Buddha's warrior attendant to make the fire extinguishing fire-fighting lance that penetrates the barriers such as body of wall, obtain everybody favorable comment, its bore 1mm, operating pressure＞30Mpa, its disadvantage is that expense is high, water yield is little, and the fire extinguishing effect is also bad.But caused inspiration of the present invention.
Summary of the invention
Have the fire extinguishing fire-fighting lance that passes through the barriers such as body of wall now in order to overcome, operating cost is high, water yield is little, the shortcoming of fire extinguishing weak effect.
The invention provides a kind ofly with under fire water self pressure and the flow condition, can pass through barrier and the large fire extinguishing fire-fighting lances of water yield such as body of wall.Technical performance with common fire extinguishing fire-fighting lance need not add power and equipment in addition, can pass through again the barriers such as body of wall.When the hole that cuts out the rifle of intaking at body of wall, hydraulic giant just can be sprayed water to barrier Inner through hole, generally is during use under relatively airtight environment, and the oxygen content that spreads the minimizing combustion zone of cooling and acceleration through evaporation of water reaches the quick extinguishing purpose.
The technical solution adopted for the present invention to solve the technical problems is: fire water self pressure generally all more than the 200Kpa condition, utilizes the above condition of 200Kpa pressure to promote impeller, makes the cutter rotation of the barriers such as wall cutting under impeller drives.The cutter of rotation a little cut out the hole of the rifle of intaking at barriers such as bodies of wall.
Utilize fire water self pressure to promote impeller, the revolving force of impeller determines the cutter revolving force.Make the revolving force of impeller large: one is to improve fire water self pressure and flow.The 2nd, the lifting surface area of increase impeller.The 3rd, the structure of optimization impeller, the resistance of reduction impeller.The 4th, capable of increasing water discharge capacity, the pressure differential of raising impeller.
On the cylindrical shell of a combination, an end of cylindrical shell is equipped with the impeller that can be promoted by water rotation with impeller and Cutting tool installation manner in the present invention, and the other end is equipped with the cutter cylindrical shell of interchangeable Suresh Kumar cutter, and there is the osculum of water at the middle part, keeps the mobile mineralization pressure of water poor.When fire water after entering into casing cylinder and promoting vane rotary, impeller and main cylinder drive cutter cylindrical shell, cutter circumgyration incision body of wall or barrier, be not cut when wearing at body of wall or barrier, fire water is flowed out through the osculum at cutter cylindrical shell middle part, for the revolving force that improves the cutter cylindrical shell can be opened the acceleration adjustable plate from accelerating to regulate draining with discharge outlet, increase drain discharge and pressure differential, strengthen revolving force.Be cut when wearing at body of wall or barrier, when fire-fighting lance can access barriers, close and accelerate adjustable plate, close and accelerate to use discharge outlet.Fire water flows to the other end of cutter through the impeller end of combined barrel, pass through body of wall or barrier to the ignition point sprinkling fire, and the osculum in the middle part of this moment also forms negative pressure owing to flowing out seldom when the fire water operating pressure is large under the effect of fluid jet.
The cutter cylindrical shell of rotation can be made into reducing pipe structure, than body barrel hour, can strengthen the cutting force of rotation at the cutter cylindrical shell, when the cutter cylindrical shell is larger than body barrel, tackles material when softer, the area that can also increased water flow sprays.
Cutter is the main body of wall cutting, under the condition with rotating speed and power, optimizes the speed that its structural form can improve cutting.Do several pattern cutterheads more, be used for the object and the applicable different consumer group of cutting unlike material, as: the husky cutter of Buddha's warrior attendant is applicable to cut reinforced concrete, and alloy cutter is applicable to cut brick masonry wall and iron gate." universal cutting tool " with Suresh Kumar general character made in the husky and spaced apart combination of a plurality of blades of alloy with Buddha's warrior attendant.
When the present invention makes product, be meeting the market requirement, but the fixed form of impeller and structure diversity, as: the outer wall at cylindrical shell is fixed with screw or rivet, but also inside and outside wall is welded and fixed simultaneously, and purpose is to improve the rotary power of impeller.
The invention has the beneficial effects as follows: do not need other oil (gas) filling device, adopt fire water self pressure and flow to promote vane rotary, make the cutter rotation of cutting barrier under impeller drives, the speed of cutting barrier is just fast when fire water self pressure and flow are large.The cutter of rotation a little cut out the hole of the rifle of intaking at body of wall or other barrier, and the water fire extinguishing of the large flow of ejection that can be simultaneously.Have simple in structure, strong adaptability, characteristics low for equipment requirements reach again the purpose of quick extinguishing.
Description of drawings
Below in conjunction with accompanying drawing and enumerate embodiment, the present invention is further described, but and not exclusively represent other embodiments of the invention.
Fig. 1 is the front elevation of penetrate thing Fire water syringe theory structure view.
Fig. 2 is Figure 1A-A cross-section structure view.
Fig. 3 is the reverse side figure of penetrate thing Fire water syringe theory structure view.
Among Fig. 1, Fig. 2, Fig. 3,1. cutter, 2. cutter cylindrical shell, 3. front hand grip, 4. back handle, 5. drive end bearing bracket, 6. rear end cap, 7. impeller, 8. body barrel, 9. bearing, 10. osculum, 11. water inlet, 12. shells, 13. location-plates, 14. accelerate adjustable plate, and 15. accelerate to use discharge outlet.
Fig. 1 Fig. 3 is principle of the invention positive and negative structure chart.It is the fire extinguishing fire-fighting lance application mode embodiment of penetrate thing, when grasping front hand grip 3, back handle 4, when hydraulic giant is headed on body of wall or other barrier, open water valve water and flow into 7 rotations of hydraulic giant main body Inner promotion impeller from water inlet 11, rotary blade 7 drives fix a cutting tool cylindrical shell 2 and cutter 1 of body barrel 8 and rotates simultaneously, cutter 1 wall cutting or other barrier in the impact of water of rotation, difference because of barrier position point material and structure, the real core common brick wall that common 240mm is thick, during the operating pressure 400Kpa of water, only need just can cut in 1-3 minute and pass.Generally antitheft door is that 2 1.5mm thickness iron plate frameworks are made preferably, during the operating pressure 400Kpa of water, also only needs just can cut in 1-5 minute and passes.
Be provided with acceleration discharge outlet 15 for lowering impulsive force and improving revolving force at shell 12, have osculum 10 on the cylindrical shell, water is impacting impeller 7 by osculum 10 and is accelerating to flow out with discharge outlet 15, and the water that osculum 10 flows out is the environment temperature that umbrella shape helps to reduce the fire fighting place.The amount of accelerating to flow out with discharge outlet 15 can be controlled with accelerating adjustable plate 14.Osculum 10 and acceleration are greater than the area of water inlet 11 with the gross area of discharge outlet 16.Guaranteeing under the condition of drainage area, can only keep osculum 10 and accelerate to use wherein a kind of discharge outlet of discharge outlet 15.
The embodiment of the invention is that the volume that reduces the main body hydraulic giant is arranged in osculum 10 on the cutter cylindrical shell 2, and osculum 10 also can be produced on the body barrel 8, the osculum 10 on the cancellation cutter cylindrical shell 2.
Cutting tool 1 and cutter cylindrical shell 2 are combined into one, and the diameter of cutting tool 1 rotation should be greater than the diameter 1-10mm of cutter cylindrical shell 2, and cutter cylindrical shell 2 is used for the reverse screw thread of body barrel 8 direction of rotation and is connected with body barrel 8, and making it is to revolve more firm and more firm when rotated.Also can use other connected mode, as: ferrule structure etc.The cylindrical shell of cutting tool cylindrical shell 2 can be made into sizes, as: different from cylindrical shell, as long as being connected firmly in body barrel 8, maybe can block firmly at cutter cylindrical shell 2 one ends, the other end can greater than with diameter less than body barrel 8, it is short that its length also has length to have, and makes the situation needs such as thickness of its suitable penetrate thing.But also body barrel 8 and cutter cylindrical shell 2, cutter 1 can be made for one when simplifying.
Make the cutting tool 1 of different materials, the cutting tool 1 of alloy material is used for wall cutting and iron gate, and the cutting tool 1 of Buddha's warrior attendant sand is used for the cutting reinforced concrete." universal cutting tool " with Suresh Kumar general character made in the husky and spaced apart combination of a plurality of blades of alloy with Buddha's warrior attendant.
Because there is Compulsory Feature in fire fighting device country, so water inlet 11 and other parameter should meet national compulsory technology standard.For simplifying view, 11 of water inlets draw thread among the figure of the present invention.
The specific embodiment
In the embodiment of the invention 1, what cutting tool 1 use was of a size of 10*10*5mm is the husky blades of 2 Buddha's warrior attendants and 2 spaced apart combinations of alloy blade, " universal cutting tool " made.Cutter cylindrical shell 2 is with the footpath cylindrical shell, and diameter 50mm length 350mm has the osculum 10 of 30 diameter 10mm.Front hand grip 3, back handle 4 are for grasping hydraulic giant, get final product with good hand touch holding with a firm grip, the general thick 100*30*26mm that is of a size of of length and width.Drive end bearing bracket 5, rear end cap 6 mainly have been protection, location and sealing function, can be fixed on the shell 12 with cutting ferrule or screwed connection.Impeller 7 is to produce revolving force under the promotion of water, adopts 6 among the embodiment, and the thick 320*80*2mm that is of a size of of length and width is welded on behind the hook on the body barrel 8.Bearing 9 is stationary body cylindrical shell 8 and reduce friction, with 9 combinations of 2 bearings in front and back.Water inlet 11 diameter 60mm only make screw thread for cooperating with NFA facility standard, the connector spare of using screwed connection to cooperate with the fire fighting device standard.Location-plate 13 is fixing and helps to accelerate adjustable plate 14 unseal effects, the structure of using hypotenuse to compress, and also available other method is as with ball valve etc.Accelerating with discharge outlet 15 is to strengthen drain discharge and improve impeller 7 operating pressures, because the existence of osculum 10 being arranged, its bore generally can be equal to the bore of water inlet 11.
In the embodiment of the invention 2, cutting tool cylindrical shell 2 is the reducing cylindrical shell, and heavy caliber one end that is positioned at body barrel 8 connections is diameter 50mm length 150m, has the osculum 10 of 30 diameter 10mm, and a small-bore end is diameter 20mm length 300mm.What cutting tool 1 used 10*4*5mm is the husky blade of 2 Buddha's warrior attendants and 2 spaced apart combinations of alloy blade, " universal cutting tool " made.Other same embodiment 1, this example can be changed different cutters according to feelings when just explanation is used.
Claims (3)
1. timely fire extinguishing fire-fighting lance of penetrate thing when fire-fighting fire extinguishing, comprise cutter (1), cutter cylindrical shell (2), front hand grip (3), back handle (4), drive end bearing bracket (5), rear end cap (6), impeller (7), body barrel (8), bearing (9), osculum (10), water inlet (11), shell (12), location-plate (13), accelerate adjustable plate (14), accelerate with discharge outlet (15), it is characterized in that: fire water enters shell (12) Inner from water inlet (11), impact impeller (7) and make body barrel (8) rotation, the cutter cylindrical shell (2) that band is dynamically connected, cutter (1) rotation, the fire water of flowing are through osculum (10) and accelerate to use discharge outlet (15) to flow out.
2. the fire extinguishing fire-fighting lance of penetrate thing according to claim 1 is characterized in that: osculum (10) and accelerate can only select wherein a kind of use with discharge outlet (15).
3. the fire extinguishing fire-fighting lance of penetrate thing according to claim 1, it is characterized in that: osculum (10) can be produced on the body barrel 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210292114.9A CN102908741B (en) | 2012-08-14 | 2012-08-14 | Fire-fighting lance capable of passing through barriers |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210292114.9A CN102908741B (en) | 2012-08-14 | 2012-08-14 | Fire-fighting lance capable of passing through barriers |
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| CN102908741A true CN102908741A (en) | 2013-02-06 |
| CN102908741B CN102908741B (en) | 2015-06-24 |
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| CN201210292114.9A Expired - Fee Related CN102908741B (en) | 2012-08-14 | 2012-08-14 | Fire-fighting lance capable of passing through barriers |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103212178A (en) * | 2013-03-19 | 2013-07-24 | 丹纳森工程装备（杭州）有限公司 | High-speed through-wall fine water mist fire-extinguishing method |
| CN103769936A (en) * | 2014-01-26 | 2014-05-07 | 明光市浩淼消防科技发展有限公司 | Multifunctional demolishing milling head |
| CN106492373A (en) * | 2016-10-28 | 2017-03-15 | 江苏金坛绿能新能源科技有限公司 | A kind of automatic fire extinguisher for vehicle |
| CN107748571A (en) * | 2017-10-13 | 2018-03-02 | 南京涵曦月自动化科技有限公司 | A kind of flame is removed obstacles the control method of unmanned plane |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109621251A (en) * | 2018-12-06 | 2019-04-16 | 齐洪方 | A kind of stacking extinguishing device |
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| SU1258434A1 (en) * | 1985-04-04 | 1986-09-23 | Государственный научно-исследовательский институт гражданской авиации | Punching injector for piercing walls and injecting fluid medium through them |
| CN2213006Y (en) * | 1994-12-29 | 1995-11-22 | 冯树林 | Plug type water syringe for fire-extinguishing |
| US5577561A (en) * | 1993-11-19 | 1996-11-26 | Oceaneering International, Inc. | Titanium skin-penetrating fire-fighting tool |
| CN1297098A (en) * | 2000-12-16 | 2001-05-30 | 太原理工大学 | High-pressure water jet controllable spin drill bit |
| CN2661239Y (en) * | 2003-12-26 | 2004-12-08 | 公安部上海消防研究所 | Penetration type forcible entry branch pipe |
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2012
- 2012-08-14 CN CN201210292114.9A patent/CN102908741B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1258434A1 (en) * | 1985-04-04 | 1986-09-23 | Государственный научно-исследовательский институт гражданской авиации | Punching injector for piercing walls and injecting fluid medium through them |
| US5577561A (en) * | 1993-11-19 | 1996-11-26 | Oceaneering International, Inc. | Titanium skin-penetrating fire-fighting tool |
| CN2213006Y (en) * | 1994-12-29 | 1995-11-22 | 冯树林 | Plug type water syringe for fire-extinguishing |
| CN1297098A (en) * | 2000-12-16 | 2001-05-30 | 太原理工大学 | High-pressure water jet controllable spin drill bit |
| CN2661239Y (en) * | 2003-12-26 | 2004-12-08 | 公安部上海消防研究所 | Penetration type forcible entry branch pipe |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103212178A (en) * | 2013-03-19 | 2013-07-24 | 丹纳森工程装备（杭州）有限公司 | High-speed through-wall fine water mist fire-extinguishing method |
| CN103212178B (en) * | 2013-03-19 | 2016-06-22 | 丹纳森工程装备（杭州）有限公司 | A kind of high speed thin water spray fire-extinguishing method through walls |
| CN103769936A (en) * | 2014-01-26 | 2014-05-07 | 明光市浩淼消防科技发展有限公司 | Multifunctional demolishing milling head |
| CN106492373A (en) * | 2016-10-28 | 2017-03-15 | 江苏金坛绿能新能源科技有限公司 | A kind of automatic fire extinguisher for vehicle |
| CN107748571A (en) * | 2017-10-13 | 2018-03-02 | 南京涵曦月自动化科技有限公司 | A kind of flame is removed obstacles the control method of unmanned plane |
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| CN102908741B (en) | 2015-06-24 |
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