CN207162541U - High pressure flame gun - Google Patents
High pressure flame gun Download PDFInfo
- Publication number
- CN207162541U CN207162541U CN201721223649.5U CN201721223649U CN207162541U CN 207162541 U CN207162541 U CN 207162541U CN 201721223649 U CN201721223649 U CN 201721223649U CN 207162541 U CN207162541 U CN 207162541U
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- CN
- China
- Prior art keywords
- air door
- air
- high pressure
- pipe
- outer tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses high pressure flame gun, including being sequentially connected integral jet pipe, air door part and appendix, appendix connects source of the gas by flexible pipe, the jet pipe includes outer tube and inner tube, and inner tube is made up of air inlet section and air outlet section, and air inlet section periphery wall is connected on outer tube internal perisporium, air outlet section periphery wall forms ring cavity with outer tube internal perisporium, air inlet section internal diameter, which is more than on air outlet section internal diameter, with the perisporium of the air inlet section of air outlet section junction, uniformly runs through aperture, and ring cavity is connected through aperture.The utility model nozzle structure makes jet pipe outlet be made up of the stable main fire of flame envelope and centre of lighting that makes a circle outside, forms stable cone font flame, is easy to ignition operation, flame collection Midst density is high, substantially stabilized burning, and flame is in blueness, utilization rate height.
Description
Technical field
It the utility model is related to gas field of welding devices, and in particular to high pressure flame gun.
Background technology
High pressure flame gun connects flammable source of the gas by flexible pipe, and jet pipe point of the release gas in end is right, melts welding wire, melts
Welding wire penetrate into and need the position welded, after cooling, soldered object firmly links into an integrated entity, suitable metal welding,
Plastics weld, also the multipurpose such as applicable baking, heating, cutting.The jet pipe of welding gun is usually installation catch in pipe part at present,
Open up multiple passages on catch, gas by when produce certain pressure and shunt, realize gas ignition.But what the structure release went out
Airflow stability is poor, the situation lighted and be not easy often occurs, flame is also unstable at work.Air door sucks oxygen-containing sky simultaneously
Gas mixes, and air door does not have regulatory function.
The content of the invention
The technical problems to be solved in the utility model is to provide a kind of high pressure flame gun, and jet pipe outlet is by the outer stabilization that makes a circle
Light flame envelope and middle main fire composition, form stable cone font flame, be easy to ignition operation；Air door has regulation empty simultaneously
The structure of gas scale, ignition operation at a temperature of adapting to throughout the year.
The utility model is achieved through the following technical solutions：
High pressure flame gun, including be sequentially connected integral jet pipe, air door part and appendix, appendix and gas is connected by flexible pipe
Source, the jet pipe include outer tube and inner tube, and inner tube is made up of air inlet section and air outlet section, and air inlet section periphery wall is connected to outer tube
On internal perisporium, air outlet section periphery wall forms ring cavity with outer tube internal perisporium, and air inlet section internal diameter is more than air outlet section internal diameter, with air outlet section
Uniformly run through aperture on the perisporium of the air inlet section of junction, ring cavity is connected through aperture.
The further improvement project of the utility model is that said inner tube air inlet section is provided with extension, and outer tube is stretched out in extension.
Hand-held inner tube extension, inner tube connection is installed into outer tube, ease of assembly.
The further improvement project of the utility model is that extension external diameter is less than overcoat bore, air door part internal diameter, extension
In section insertion air door part, outer tube is provided with internal thread, and air door part sets external screw thread, and both spin at screw thread.Screw thread spins jet pipe and wind
Door part, is easy to dismount.
The further improvement project of the utility model is that the air door part includes air door pipe and filter, air door pipe one end
Connecting spray nozzle, other end connection filter, filter connecting gas transmission pipe, air door pipe perisporium open up air door hole.Filter filtering is defeated
The combustible gas that tracheae conveying comes, air door hole suck oxygen containing air mixing, and mixed gas enters in jet pipe in the lump.
The further improvement project of the utility model is, in addition to air door ring, and the air door pipe of air door hole side is provided with outer
Screw thread, air door ring inwall set internal thread, air door ring rotation set precession damper hole size on air door pipe.Realize air absorption
Ratio is adjustable, is used suitable for Different climate situation.
The further improvement project of the utility model is that the filter outer peripheral face of the air door part is provided with external screw thread, and defeated
The internal thread screw thread of inner surface of trachea spins.Required shower nozzle is diversified in specifications under different operating modes, and the application jet pipe is formed with air door part
Shower nozzle, is designed with appendix split, and screw thread spins, is easy to change shower nozzle on demand.
The further improvement project of the utility model is to install barometric damper on the appendix.Air door hole is by air door
Ring precession covers adjusting size, and to adjust air inspiration ratio, in temperature relatively low winter, atmospheric density is big, and the perforate of air door hole is fitted
When smaller；When temperature is high, atmospheric density is small, and the perforate of air door hole more greatly, is advantageous to jet pipe igniting.
The further improvement project of the utility model is that jet pipe and the air door part is concentric.
The utility model compared with prior art, has following obvious advantage：
The inner tube air inlet section internal diameter of the utility model jet pipe is more than air outlet section internal diameter, and inner tube inlet pressure is more than gas outlet
Pressure, when air inlet section gaseous mixture enters air outlet section, most of combustible gas sprays among inner tube forms main fire, separately there is sub-fraction
Combustible gas enters in ring cavity of the inner tube air outlet section periphery wall with the formation of outer tube internal perisporium from inner tube perisporium through aperture, to
Jet pipe outlet side sprays, and forms stable outer ring air-flow, the small flame envelope for being easy to igniting to form burning of outer ring stream pressure, flame envelope point
Main fire among combustion, synthesis cone font flame, flame is concentrated, density is high, can fully be burnt, and flame au bleu, flameholding, is utilized
Rate is high.
Brief description of the drawings
Fig. 1 is that the utility model looks up exploded view.
Fig. 2 is the utility model assembling figure.
Fig. 3 is the utility model nozzle structure sectional view.
Embodiment
As shown in Figure 1 to Figure 3, the utility model is made including copper pipe is sequentially connected integral jet pipe 1, air door part 2 and defeated
Tracheae 3, jet pipe 1 and the 2 concentric design of air door part, appendix 3 connect source of the gas by flexible pipe, and the jet pipe 1 includes outer tube 11
With inner tube 12, inner tube 12 is made up of air inlet section 121 and air outlet section 122, and external screw thread, outer tube are opened up on the periphery wall of air inlet section 121
Internal thread is opened up on 11 internal perisporiums, the air inlet section spinning of inner tube is socketed in outer tube 11, the periphery wall of air outlet section 122 and outer tube
11 internal perisporiums form ring cavity 13, and the internal diameter of air inlet section 121 is more than the internal diameter of air outlet section 122, the week with the air inlet section of air outlet section junction
Uniformly run through aperture 14 on wall, ring cavity 13 is connected through aperture 14.The inner tube air inlet section internal diameter of jet pipe is more than air outlet section internal diameter, institute
Gas outlet pressure is more than with inner tube inlet pressure, when air inlet section gaseous mixture enters air outlet section, most of combustible gas is from inner tube
Between spray and form main fire, separately there is sub-fraction combustible gas to enter from inner tube through aperture in ring cavity, sprayed to jet pipe outlet side
Go out, form stable outer ring air-flow, outer ring stream pressure is small to be easy to igniting to form burning flame envelope, and flame envelope is lighted middle main fire, closed
Into cone font flame.
In order to facilitate assembling, said inner tube air inlet section 121 is provided with extension 123, holds inner tube extension, inner tube is set with
Spin into outer tube, outer tube 11 is stretched out in extension 123.The external diameter of extension 123 is less than in the internal diameter of outer tube 11, air door part 2
Footpath, extension 123 are inserted in air door part 2, and outer tube 11 is provided with internal thread, air door part 2 sets external screw thread, and both spin at screw thread.
The air door part 2 includes air door pipe 21 and filter 22, and one end connecting spray nozzle 1 of air door pipe 21, the other end connected
Filter 22, the connecting gas transmission pipe 3 of filter 22, the perisporium of air door pipe 21 open up air door hole 23, set on the air door pipe 21 of air door hole side
There is external screw thread, the inwall of air door ring 24 sets internal thread, and the rotation set of air door ring 24 size of precession damper hole 23 on air door pipe 21 is real
The proportion adjustment of air is now sucked, temperature is low, and atmospheric density is big, and air door hole opens dot, and temperature is high, and atmospheric density is small, then wind
Aperture of door opens a little bigger, cooperation jet pipe outlet side igniting, more easy to operate.The outer peripheral face of filter 22 of the air door part is provided with outer spiral shell
Line, spun with the internal thread screw thread of the inwall of appendix 3.The shower nozzle of jet pipe and air door part composition designs with appendix split, screw thread
Spin, it is diversified in specifications according to jet pipe needed for different operating modes, easy shower nozzle can be changed on demand.
Barometric damper 31 is installed, barometric damper 31 adjusts the air inflow size of appendix 3 on the appendix 3.
Claims (8)
1. high pressure flame gun, including it is sequentially connected integral jet pipe（1）, air door part（2）And appendix（3）, appendix（3）Pass through
Flexible pipe connects source of the gas, it is characterised in that：The jet pipe（1）Including outer tube（11）And inner tube（12）, inner tube（12）By air inlet section
（121）With air outlet section（122）Composition, air inlet section（121）Periphery wall is connected to outer tube（11）On internal perisporium, air outlet section（122）
Periphery wall and outer tube（11）Internal perisporium forms ring cavity（13）, air inlet section（121）Internal diameter is more than air outlet section（122）Internal diameter, with going out
Uniformly run through aperture on the perisporium of the air inlet section of gas section junction（14）, through aperture（14）Connect ring cavity（13）.
2. high pressure flame gun according to claim 1, it is characterised in that：The air inlet section of inner tube（121）Provided with extension
Section（123）, extension（123）Stretch out outer tube（11）.
3. high pressure flame gun according to claim 2, it is characterised in that：Extension（123）External diameter is less than outer tube（11）
Internal diameter, air door part（2）Internal diameter, extension（123）Insert air door part（2）In, outer tube（11）Provided with internal thread, air door part（2）
If external screw thread, both spin at screw thread.
4. high pressure flame gun according to claim 1, it is characterised in that：The air door part（2）Including air door pipe（21）With
Filter（22）, air door pipe（21）One end connecting spray nozzle（1）, other end connection filter（22）, filter（22）Connect gas transmission
Pipe（3）, air door pipe（21）Perisporium opens up air door hole（23）.
5. high pressure flame gun according to claim 4, it is characterised in that：Also include air door ring（24）, air door hole side
Air door pipe（21）It is provided with external screw thread, air door ring（24）Inwall sets internal thread, air door ring（24）Rotation set is in air door pipe（21）Upper rotation
Enter damper hole（23）Size.
6. high pressure flame gun according to claim 4, it is characterised in that：The air door part（2）Filter outer peripheral face set
There is external screw thread, with appendix（3）The internal thread screw thread of inwall spins.
7. high pressure flame gun according to claim 1, it is characterised in that：The appendix（3）Upper installation barometric damper
（31）.
8. high pressure flame gun according to claim 1, it is characterised in that：The jet pipe（1）With air door part（2）It is concentric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721223649.5U CN207162541U (en) | 2017-09-22 | 2017-09-22 | High pressure flame gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721223649.5U CN207162541U (en) | 2017-09-22 | 2017-09-22 | High pressure flame gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207162541U true CN207162541U (en) | 2018-03-30 |
Family
ID=61723540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721223649.5U Expired - Fee Related CN207162541U (en) | 2017-09-22 | 2017-09-22 | High pressure flame gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207162541U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110117154A (en) * | 2019-06-09 | 2019-08-13 | 上海强华实业股份有限公司 | A kind of quartz welding torch and jet pipe production method |
-
2017
- 2017-09-22 CN CN201721223649.5U patent/CN207162541U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110117154A (en) * | 2019-06-09 | 2019-08-13 | 上海强华实业股份有限公司 | A kind of quartz welding torch and jet pipe production method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180330 Termination date: 20190922 |