CN102430219A - Pneumatic extinguisher - Google Patents
Pneumatic extinguisher Download PDFInfo
- Publication number
- CN102430219A CN102430219A CN201110461208XA CN201110461208A CN102430219A CN 102430219 A CN102430219 A CN 102430219A CN 201110461208X A CN201110461208X A CN 201110461208XA CN 201110461208 A CN201110461208 A CN 201110461208A CN 102430219 A CN102430219 A CN 102430219A
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- wind
- extinguisher
- fan blade
- retainer plate
- fire
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Abstract
The invention relates to a pneumatic extinguisher which comprises an engine (10), an extinguisher body (5), a starting part (3), a handle part (2) arranged on the extinguisher body (5), a cooling air part and an impeller of an injection air part (4), wherein the cooling air part and the injection air part (4) are arranged at the left and right sides of the extinguisher body (5), and the injection air part (4) is communicated with an airflow injection barrel (1). The pneumatic extinguisher is characterized in that the impeller (43) of the injection air part (4) and a fixing ring (42) arranged at the outer side are fixed together by bolts. The pneumatic extinguisher has the advantages of the impeller and the fixing ring are combined in a split manner so that the impeller is firmer and has longer service life; and the cooling air part can effectively prevent foreign matters and dust from entering air ducts, thereby avoiding part wear and faults such as high temperature caused by the blockage of the air ducts, protecting the engine from generating high temperature and being burnt out because external air cannot pass through the air ducts, and effectively prolonging the service life of the pneumatic extinguisher.
Description
Technical field
The present invention relates to a kind of manufacture technology field of spray, especially refer to a kind of wind fire-extinguisher.
Background technology
Existing a kind of patent No. is 92106498.5 and is called that the Chinese invention patent of " a kind of forest extinguishing device " discloses a kind of forest extinguishing device; Its structure comprises a Backpack type foamite storage container and blast injector, but connects with the pipe of an elastic bending between the two.Air door is housed on blast injector, in the air inducing drum dual impeller is housed, and the preventing plug dredging device is arranged, nozzle is duck.This fire extinguisher band dose is bigger, and the fire extinguishing effect is better.Yet, the overall structure that the fan blade of this spray forms for casting, not only fastness is not enough; The impeller of casting is broken easily, and fragment is very easily hurted sb.'s feelings, and receives the restriction of mould during casting; The air-out angle of its fan blade can be restricted, and causes air-out effect undesirable, also have this fire extinguisher to carry weight bigger; Can increase fire fighter's portable burden, so this structure also needs further to improve.
Summary of the invention
Technical problem to be solved by this invention be provide to above-mentioned prior art present situation a kind of rational in infrastructure firmly, spray that wind-force is big, the wind fire-extinguisher of good extinguishing effect.
The present invention solves the problems of the technologies described above the technical scheme that is adopted and is this wind fire-extinguisher; Include engine, body, startup portion, be arranged at handle portion, the cooling air portion on the body and spray the impeller of wind portion; Said injection wind portion is arranged on one side of body; And said cooling air portion is arranged on the another side of body, and said injection wind portion is connected with the air-flow spraying canister, it is characterized in that: the fan blade of said injection wind portion and the retainer plate in the outside are fixed with each other through bolt.
As improvement; The fan blade of said injection wind portion with the retainer plate in the outside through the concrete structure that bolt interfixes is: on the corresponding bent wind sheet on the same periphery of fan blade; Be distributed with the projection that axially is convexly equipped with; Top at projection is provided with screw, and is provided with tapped through hole with the retainer plate periphery of projection top opposite position, and the screw at projection top screw or the bolt through separately respectively is fixed together fan blade and retainer plate with corresponding tapped through hole bolt.
Improve, be distributed with on the said retainer plate inwall and the suitable draw-in groove of bent wind sheet end shape, said draw-in groove is plugged on bent wind sheet one by one accordingly.
Improve, said projection is on four same peripheries that are distributed in fan blade again, and the tapped through hole of retainer plate also is four, separately through screw or corresponding being screwed onto together of bolt.
Improve, the retainer plate in the said fan blade and the outside is wrapped in wherein by casing from the inside to the outside successively again, and said fan housing is provided with and can makes the extraneous through hole that is connected with fan blade wind chamber.
Improve, the wire spool in the said startup portion fixes with the concentric shafts form through the magneto flywheel of rotating shaft and cooling air portion again, and said rotating shaft links through the output shaft of wire spool and engine.
The output shaft of said rotating shaft and engine links.
Improve, the periphery of said wire spool is provided with the cannelure that is used to twine stay cord, and the startup pull bar that is connected with the stay cord termination is arranged in the outer setting that is positioned at cannelure again.
Improve, the fin around the said engine is cube and removes " ten " font structure after four jiaos again.
Improve, said fin is 9 again.
Improve, the preceding half chests of said spray, back half chests, Current Cover, wind-guiding hood, fan, this six big main frame spare of fan cover are respectively the integrative-structure that adopts the die casting of GB magnesium alloy materials to form again.
Compared with prior art, the invention has the advantages that: fan blade and solar or lunar halo are that split combines, and have improved the stress intensity of fan greatly, thereby have made fan blade more firm, longer service life; The air inlet of cooling air is arranged on body below, makes cooling air portion can hinder effectively that [end foreign matter and dust and get into the air channel, just exempt to cause component wear and the stifled air channel that stagnates, anti-going up sent out the machine machine and produced high temperature and burn out, and prolonged the service life of fire extinguisher effectively; Also have the fin of engine of the present invention to change 9 into by existing 13, its shape is cube and removes " ten " font after four jiaos, has not only opened wide cooling air channel; And further alleviate the weight of body, and reduced cost of manufacture effectively, have again; The six big main frame spares of this fire extinguisher are processed by magnesium alloy, have characteristics such as light specific gravity, intensity height, and complete machine weight is reduced to 8kg; Be lighter than like product and reach 1.8kg; Further alleviated the deadweight of spray, thereby greatly reduced labour intensity, used more convenient.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention;
Fig. 2 is the partial exploded view of Fig. 1;
Fig. 3 is another exploded view of Fig. 1;
Fig. 4 is the structural representation at another visual angle of Fig. 1;
Fig. 5 is the exploded view of Fig. 4;
Fig. 6 is the exploded view at another visual angle of Fig. 5;
Fig. 7 is the internal structure sketch map of Fig. 1;
Fig. 8 is the structural representation that removes engine cylinder-body of Fig. 7.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Shown in Fig. 1 to 8; The wind fire-extinguisher of present embodiment; Include engine 10, body 5, startup portion 3, be arranged at handle portion 2, the cooling air portion on the body 5 and spray the impeller of wind portion 4; The right and left at body 5 is provided with cooling air portion and sprays wind portion 4, sprays wind portion 4 and is connected with air-flow spraying canister 1, and the fan blade 43 that sprays wind portion 4 is fixed with each other through bolt with the retainer plate 42 in the outside.
The fan blade 43 of above-mentioned injection wind portion 4 with the retainer plate 42 in the outside through the concrete structure that bolt interfixes is: on the corresponding bent wind sheet 431 on the same periphery of fan blade 43; Be distributed with the projection 430 that axially is convexly equipped with; Top at projection 430 is provided with screw; And being provided with tapped through hole 420 with retainer plate 42 peripheries of projection 430 top opposite positions, the screw at projection 430 tops screw or the bolt through separately respectively is fixed together fan blade 43 and retainer plate 42 with corresponding tapped through hole 420 bolts.
Above-mentioned projection 430 is on four same peripheries that are distributed in fan blade 43 with dividing equally, and the tapped through hole 420 of retainer plate 42 also is four, separately through screw or corresponding being screwed onto together of bolt.Be distributed with on said retainer plate 42 inwalls and the suitable draw-in groove 421 of bent wind sheet 431 end shapes, draw-in groove 421 is plugged on bent wind sheet 431 one by one accordingly.
Above-mentioned fan blade 43 is wrapped in wherein by casing 44 with the retainer plate 42 in the outside from the inside to the outside successively, and fan housing 41 is provided with and can makes the extraneous through hole that is connected with fan blade 43 wind chambeies.
The magneto flywheel 33 of wire spool 34 in the above-mentioned startup portion 3 through rotating shaft 36 and cooling air portion fixes with concentric shafts, and said rotating shaft 36 links with the output shaft 9 of engine 10.The periphery of wire spool 34 is provided with the cannelure that is used to twine stay cord, and the startup pull bar 35 that is connected with the stay cord termination is arranged in the outer setting that is positioned at cannelure.Above-mentioned wire spool 34 is wrapped in wherein by cover cap 31 with magneto flywheel 33 from outside to inside successively, and the fuel tank 6 of engine 10 is placed on the body 5 by hood 51.
The handle portion 2 of body 5 has two, and one of them is positioned at the top of body 5, and another is positioned at the afterbody of body 5, is provided with the throttle spanner 7 of control engine 10 rotating speeds in the handle portion that is positioned at afterbody 2 positions.Fin 8 around the above-mentioned engine 10 is cube and removes " ten " font structure after four jiaos; Fin 8 is preferably 9.
The preceding half chests of above-mentioned spray, back half chests, Current Cover, wind-guiding hood, fan, this six big main frame spare of fan cover adopt the die casting of GB magnesium alloy materials to form overall structure respectively.
Operation principle: the unlatching pull bar 35 of pulling engine 10, wire spool 34 fast rotational, ato unit 10; Output shaft 9 work of engine 10 drive magneto flywheel 33 rotation at a high speed, on the one hand; Air-flow gets in the body 5 from air inlet 52, through fin 8, takes away unnecessary heat; Discharge from the air outlet of engine 10 sides then, reach the effect of cooled engine; At this moment, if pull throttle spanner 7, make output shaft 9 interlocks of fan blade 43 with the engine 10 of injection wind portion 4 with finger; Air-flow gets into the wind portion 4 of spraying from fan housing 41, quickens to behind the high velocity air through fan blade 43, blows out the combustion fire from 1 ejection of air-flow spraying canister; After combustion fire is blown out, unclamp throttle spanner 7,10 stop botton switch again kills engine; Engine 10 quits work, and magneto flywheel 33 also all stops the rotation.
Portable wind-power spray of the present invention also possesses following characteristics:
One, six big main frame spares adopt the die casting of GB magnesium alloy materials.Light specific gravity, intensity height, complete machine weight 8kg is lighter than like product 1.8kg;
Two, optimize the parts structure: reduce the number of cylinder block fin quantity and profile, open wide the air channel, ventilates, the rate of heat dissipation height; Effectively avoid " scuffing of cylinder bore " accident, loss of weight 300g, output shaft adopt the open lubricated major part positioning form of wide play multiple spot; Reliability improves greatly, has avoided the excessively heated axle accident;
Three, the critical point wind speed is greater than 35m/s;
Four, the rubber shock-absorbing device is all adopted at the main position of complete machine, and comfortable feel, vibration are slightly;
Five, adjustment top land annular groove position, having improved the heat that top land bore can conduct to engine body exterior through piston ring rapidly, has strengthened body radiating effect and maintainability;
Six, the air inlet of cooling air portion changes the cover cap air intake into the organism bottom air intake, has effectively avoided foreign matter and dust to get into the air channel and caused component wear and block up the air channel that stagnates producing the high temperature fault;
Seven, the fan blade of injection wind portion changes integral cast into split die casting synthetic again processing, has improved the stress intensity of fan blade greatly;
Eight, air-flow spraying canister and body be connected that to change welded nut be the pulling rivet nut, reliable, attractive in appearance, morpheme is accurate;
Nine, startability is good: engine adopts the C.I.D igniting and optimizes the impeller combination: ignition intensity is good, and it is powerful to blow, and cooling performance is high, the starter structure optimization, and fault easy to assembly is few;
Ten, base plate adopts the damping of multiple spot pin type to be connected with body, easy accessibility, and shock-absorbing capacity is good;
Ten, accurately adjust the cylinder fit clearance, both guaranteed startability and power, avoided pull-cylinder phenomena again;
12, handsome in appearance, the hommization structural design, safe and reliable of complete machine.
Claims (10)
1. wind fire-extinguisher; Include engine (10), body (5), startup portion (3), be arranged at handle portion (2), the cooling air portion on the body (5) and spray the impeller of wind portion (4); Said injection wind portion (4) is arranged on one side of body (5); And said cooling air portion is arranged on the another side of body (5); Said injection wind portion (4) is connected with air-flow spraying canister (1), it is characterized in that: the fan blade (43) of said injection wind portion (4) is fixed with each other through bolt with the retainer plate (42) in the outside.
2. wind fire-extinguisher according to claim 1; It is characterized in that: the fan blade (43) of said injection wind portion (4) with the retainer plate (42) in the outside through the concrete structure that bolt interfixes is: on the corresponding bent wind sheet (431) on the same periphery of fan blade (43); Be distributed with the projection (430) that axially is convexly equipped with; Top at projection (430) is provided with screw; And being provided with tapped through hole (420) with retainer plate (42) periphery of projection (430) top opposite position, the screw at projection (430) top screw or the bolt through separately respectively is fixed together fan blade (43) and retainer plate (42) with corresponding tapped through hole (420) bolt.
3. wind fire-extinguisher according to claim 2 is characterized in that: be distributed with on said retainer plate (42) inwall and the suitable draw-in groove (421) of bent wind sheet (431) end shape, said draw-in groove (421) is plugged on bent wind sheet (431) one by one accordingly.
4. wind fire-extinguisher according to claim 2; It is characterized in that: said projection (430) is on four same peripheries that are distributed in fan blade (43); And the tapped through hole (420) of retainer plate (42) also is four, separately through screw or corresponding being screwed onto together of bolt.
5. wind fire-extinguisher according to claim 2; It is characterized in that: said fan blade (43) is wrapped in wherein by casing (44) with the retainer plate (42) in the outside from the inside to the outside successively, and said fan housing (41) is provided with and can makes the extraneous through hole that is connected with fan blade (43) wind chamber.
6. wind fire-extinguisher according to claim 1; It is characterized in that: the wire spool (34) in the said startup portion (3) fixes with the concentric shafts form through the magneto flywheel (33) of rotating shaft (36) with cooling air portion, and said rotating shaft (36) links through the output shaft (9) of wire spool (34) with engine (10).
7. wind fire-extinguisher according to claim 6 is characterized in that: the periphery of said wire spool (34) is provided with the cannelure that is used to twine stay cord, and the startup pull bar (35) that is connected with the stay cord termination is arranged in the outer setting that is positioned at cannelure.
8. according to the described wind fire-extinguisher of arbitrary claim in the claim 1 to 7, it is characterized in that: said engine (10) fin (8) on every side is cube and removes " ten " font structure after four jiaos.
9. wind fire-extinguisher according to claim 8 is characterized in that: said fin (8) is 9.
10. wind fire-extinguisher according to claim 8 is characterized in that: the preceding half chests of said spray, back half chests, Current Cover, wind-guiding hood, fan, this six big main frame spare of fan cover are respectively the integrative-structure that adopts the die casting of GB magnesium alloy materials to form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110461208.XA CN102430219B (en) | 2011-12-28 | 2011-12-28 | Pneumatic extinguisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110461208.XA CN102430219B (en) | 2011-12-28 | 2011-12-28 | Pneumatic extinguisher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102430219A true CN102430219A (en) | 2012-05-02 |
| CN102430219B CN102430219B (en) | 2014-01-29 |
Family
ID=45978793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110461208.XA Expired - Fee Related CN102430219B (en) | 2011-12-28 | 2011-12-28 | Pneumatic extinguisher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102430219B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103331003A (en) * | 2013-05-26 | 2013-10-02 | 泰州市玉林动力机械有限公司 | Pneumatic extinguisher having electric starting function |
| CN103656924A (en) * | 2013-12-10 | 2014-03-26 | 吕敬群 | Wind-driven fire fighting device |
| CN109675239A (en) * | 2018-12-27 | 2019-04-26 | 泰州市玉林动力机械有限公司 | It is a kind of with wind-force, spraying and foam fire-fighting multifunctional fire extinguishing guide duct |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5678638A (en) * | 1996-07-26 | 1997-10-21 | Baker; Sterling W. | Spark and flame suppression system |
| CN2663696Y (en) * | 2003-12-19 | 2004-12-15 | 李继华 | Impeller for fire extinguisher |
| CN201244309Y (en) * | 2008-03-05 | 2009-05-27 | 王华章 | Portable bidirectional wind-cooling pneumatic extinguisher |
| CN202538207U (en) * | 2011-12-28 | 2012-11-21 | 黄以良 | Pneumatic extinguisher |
-
2011
- 2011-12-28 CN CN201110461208.XA patent/CN102430219B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5678638A (en) * | 1996-07-26 | 1997-10-21 | Baker; Sterling W. | Spark and flame suppression system |
| CN2663696Y (en) * | 2003-12-19 | 2004-12-15 | 李继华 | Impeller for fire extinguisher |
| CN201244309Y (en) * | 2008-03-05 | 2009-05-27 | 王华章 | Portable bidirectional wind-cooling pneumatic extinguisher |
| CN202538207U (en) * | 2011-12-28 | 2012-11-21 | 黄以良 | Pneumatic extinguisher |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103331003A (en) * | 2013-05-26 | 2013-10-02 | 泰州市玉林动力机械有限公司 | Pneumatic extinguisher having electric starting function |
| CN103331003B (en) * | 2013-05-26 | 2017-07-28 | 泰州市玉林动力机械有限公司 | A kind of wind fire-extinguisher with electrically actuated function |
| CN103656924A (en) * | 2013-12-10 | 2014-03-26 | 吕敬群 | Wind-driven fire fighting device |
| CN109675239A (en) * | 2018-12-27 | 2019-04-26 | 泰州市玉林动力机械有限公司 | It is a kind of with wind-force, spraying and foam fire-fighting multifunctional fire extinguishing guide duct |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102430219B (en) | 2014-01-29 |
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Granted publication date: 20140129 Termination date: 20151228 |
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| EXPY | Termination of patent right or utility model |