CN102644921A - Handle pressing type injection cutting torch - Google Patents
Handle pressing type injection cutting torch Download PDFInfo
- Publication number
- CN102644921A CN102644921A CN2012101460874A CN201210146087A CN102644921A CN 102644921 A CN102644921 A CN 102644921A CN 2012101460874 A CN2012101460874 A CN 2012101460874A CN 201210146087 A CN201210146087 A CN 201210146087A CN 102644921 A CN102644921 A CN 102644921A
- Authority
- CN
- China
- Prior art keywords
- oxygen
- valve
- cutting torch
- high pressure
- 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.)
- Pending
Links
Landscapes
- Gas Burners (AREA)
Abstract
The invention relates to a handle pressing type injection cutting torch which comprises a middle part main body, a handle and a rear part main body. An oxygen inlet connector and a gas inlet connector are arranged on the rear part main body; copper tubes for connecting the two connectors are arranged in a handle; the copper pipe for conveying oxygen is divided into two paths at the position of the middle part main body; the first path of oxygen is connected to a high pressure valve opening chamber of the middle part main body and then is connected with a head part by a high pressure pipe, wherein a handle pressing type regulating mechanism is arranged in the high pressure valve opening chamber; the second path of oxygen is connected to an oxygen preheating valve arranged on the middle part main body and then is connected with the head part by an injection pipe and a mixing pipe; the lower end of the head part is connected with a cutting head by a cutting head nut; the copper pipe for conveying gas is connected to a gas valve on the middle part main body; and the tail end of the injection pipe is directly communicated with the gas valve. The handle pressing type injection cutting torch disclosed by the invention has a reasonable structure and smooth appearance line, is convenient to hold with a hand and is convenient and rapid to operate; the working efficiency is improved; and the oxygen using amount is saved.
Description
Technical field
The present invention relates to cutting torch, is that a kind of pressure handle formula is penetrated the suction cutting torch specifically.
Background technology
Injector cutting torch is the gas cutting torch of a kind of use oxygen, fuel gas (acetylene, propane etc.); Utilize fuel gas and oxygen mix burned flame heat energy; After earlier object work cut place being preheating to uniform temperature, spray the high-speed cutting Oxygen Flow again, make the metal vigorous oxidation and emit heat; Blow the metal oxide of melting state off, thereby realize cutting.There is following shortcoming in existing injector cutting torch:
(1), existing common injector cutting torch; Its cutting oxygen is to adopt knob switch control, when work, opens acetylene valve point combustion cutting torch in order; Open the preheat oxygen switch and regulate flame at once; The preheating metal makes metal reach uniform temperature, opens knob switch (two to three weeks of the knob) cutting object of control cutting oxygen.During the next object of cutting big like workload, that need not stop, need inverse time work, turn off (two to three weeks of knob) preheating object again to cutting oxygen earlier, open the knob switch (two to three weeks of knob) of control cutting oxygen again.Operation repeatedly, in the off time of the knob switch of the control of open and close at this moment cutting oxygen, cutting oxygen is in opening (opening oxygen pressure 0.5mPA flow velocity) has been wasted many oxygen and working time.
(2), existing cutting torch in use, can run into tempering unavoidably, common cutting torch generally is in the exit of acetylene regulator back-fire arrangement to be housed, and loads onto flexible pipe then, flexible pipe connects cutting torch.When more serious tempering takes place, tend to that injecting tube place (oxygen and acetylene mixing place) at cutting torch is quick-fried to be fallen, cutting torch is scrapped.
(3), existing cutting torch generally adopts copper pipe, makes this body structure of cutting torch insecure, service life is not long.
Summary of the invention
To the defective that exists in the prior art, the object of the present invention is to provide a kind of pressure handle formula to penetrate the suction cutting torch, rational in infrastructure, the lines flow smoothly for profile, holds conveniently, and simple operation has improved operating efficiency and has practiced thrift flow of oxygen.
For reaching above purpose, the technical scheme that the present invention takes is:
A kind of pressure handle formula is penetrated the suction cutting torch; Comprise mid-section body 10 and rear portion main body 14, connect through handle 13 between the two that the tail end of rear portion main body 14 is provided with oxygen inlet suction port 15 and combustion gas inlet suction port 16; It is characterized in that: be provided with the unidirectional anti-contrary joint 17 of combustion gas in the said combustion gas inlet suction port 16
Be respectively equipped with the copper pipe that connects oxygen inlet suction port 15 and combustion gas inlet suction port 16 in the handle 13,
The copper pipe of delivering oxygen divides pipeline connector to be divided into two-way at mid-section body 10 places through Y shape,
First via oxygen is connected to the high pressure valve pore chamber of mid-section body 10, and the tail end of high-voltage tube 4 is connected with the high pressure valve pore chamber, and the head end of high-voltage tube 4 is connected with head 3, is provided with pressure handle formula governor motion in the said high pressure valve pore chamber,
The second road oxygen is connected to the oxygen preheat valve 9 that is arranged on the mid-section body 10, gets into from oxygen preheat valve 9 belows, flows out from oxygen preheat valve 9 tops, realizes the adjusting of the second road oxygen flow through the valve rod of regulating oxygen preheat valve 9,
The tail end of injecting tube 6 is connected with the second road oxygen outlet of oxygen preheat valve 9 tops through jet hole 7,
The head end of injecting tube 6 is connected with head 3 through mixing tube 5,
The lower end of said head 3 is connected with cutting torch 1 through cutting torch nut 2,
The copper pipe of delivery of fuel gas is connected to the gas valve 8 on the mid-section body 10, utilizes the valve rod of gas valve 8 to regulate combustion gas, direct and gas valve 8 connections of the tail end of injecting tube 6.
On the basis of technique scheme, said pressure handle formula governor motion comprises:
Be located at the high pressure valve rod 11 in the high pressure valve pore chamber, said high pressure valve rod 11 is limited within the high pressure valve pore chamber by the plug 19 of band spring 18,
Said high pressure valve rod 11 can also be by 12 controls of the cutting oxygen switch of pressure handle formula its in the high pressure valve pore chamber, move back and forth realization oxygen opened and close control.
On the basis of technique scheme, saidly be used to carry the high-voltage tube 4 of cutting oxygen to be stainless steel tube.
On the basis of technique scheme, the said mixing tube 5 that is used to mix delivering oxygen and combustion gas is stainless steel tube.
On the basis of technique scheme, the oxygen that high-voltage tube 4 is carried sprays in the interior annular distance of cutting torch 1,
The oxygen that mixing tube 5 is carried and the gaseous mixture of combustion gas flow out from the outer shroud of cutting torch 1.
Pressure handle formula of the present invention is penetrated the suction cutting torch, and is rational in infrastructure, and the lines flow smoothly for profile, holds conveniently, and simple operation has improved operating efficiency and practiced thrift flow of oxygen.
Description of drawings
The present invention has following accompanying drawing:
Fig. 1 pressure handle formula is penetrated the structural representation of inhaling cutting torch.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is done further explain.
As shown in Figure 1, pressure handle formula of the present invention is penetrated the suction cutting torch, comprising:
Mid-section body 10 and rear portion main body 14 connect through handle 13 between the two,
The tail end of rear portion main body 14 is provided with oxygen inlet suction port 15 and combustion gas inlet suction port 16,
Be provided with the unidirectional anti-contrary joint 17 of combustion gas in the said combustion gas inlet suction port 16,
Be respectively equipped with the copper pipe that connects oxygen inlet suction port 15 and combustion gas inlet suction port 16 in the handle 13,
The copper pipe of delivering oxygen divides pipeline connector to be divided into two-way at mid-section body 10 places through Y shape,
First via oxygen is connected to the high pressure valve pore chamber of mid-section body 10, and the tail end of high-voltage tube 4 is connected with the high pressure valve pore chamber, and the head end of high-voltage tube 4 is connected with head 3, is provided with pressure handle formula governor motion in the said high pressure valve pore chamber,
The second road oxygen is connected to the oxygen preheat valve 9 that is arranged on the mid-section body 10, gets into from oxygen preheat valve 9 belows, flows out from oxygen preheat valve 9 tops, realizes the adjusting of the second road oxygen flow through the valve rod of regulating oxygen preheat valve 9,
The tail end of injecting tube 6 is connected with the second road oxygen outlet of oxygen preheat valve 9 tops through jet hole 7,
The head end of injecting tube 6 is connected with head 3 through mixing tube 5,
The lower end of said head 3 is connected with cutting torch 1 through cutting torch nut 2,
The copper pipe of delivery of fuel gas is connected to the gas valve 8 on the mid-section body 10, utilizes the valve rod of gas valve 8 to regulate combustion gas, direct and gas valve 8 connections of the tail end of injecting tube 6.
The present invention has set up the switch that pressure handle formula governor motion is used to realize cutting oxygen; More sensitivity is more convenient to make cutting oxygen switch; Also be provided with independently oxygen preheat valve 9 as the oxygen preheat switch, independently gas valve 8 concentrates on the mid-section body three switch unifications as burnt gas switch, can avoid proportion different problems before and after handle 13 places of whole injector cutting torch; Make to hold to be unlikely to too tired long afterwards, the entire body lines are more attractive in appearance.
On the basis of technique scheme, said pressure handle formula governor motion comprises:
Be located at the high pressure valve rod 11 in the high pressure valve pore chamber, said high pressure valve rod 11 is limited within the high pressure valve pore chamber by the plug 19 of band spring 18, and high pressure valve rod 11 carries out work under the effect of spring 18, realizes the adjusting of first via oxygen flow,
Said high pressure valve rod 11 can also be by 12 controls of the cutting oxygen switch of pressure handle formula its in the high pressure valve pore chamber, move back and forth realization to oxygen open and close control, the artificial hand crush-cutting cuts oxygen switch 12 can control the oxygen break-make.
The cutting oxygen switch 12 of the present invention through the pressure handle formula drives high pressure valve rod 11 as pilot plunger and moves that (force direction that receives of the cutting oxygen switch 12 of pressure handle formula is up and down, applies downward pressure, then moves behind the high pressure valve rod 11 and spring 18 compressive deformations savings elastic force; Unclamp cutting oxygen switch 12, then spring 18 automatically resets under the effect of the elastic force of savings, makes 11 reaches of high pressure valve rod); Thereby regulate the flow that is sent to the oxygen in the cutting oxygen pipe (being high-voltage tube 4); Can regulate or close cutting oxygen easily at any time, greatly facilitate adjusting, avoid waste oxygen simultaneously; Practice thrift the working time, increase work efficiency.
On the basis of technique scheme, saidly be used to carry the high-voltage tube 4 of cutting oxygen to be stainless steel tube.
On the basis of technique scheme, the said mixing tube 5 that is used to mix delivering oxygen and combustion gas is stainless steel tube.
On the basis of technique scheme, the oxygen that high-voltage tube 4 is carried sprays in the interior annular distance of cutting torch 1,
The oxygen that mixing tube 5 is carried and the gaseous mixture of combustion gas flow out from the outer shroud of cutting torch 1.
Pressure handle formula of the present invention is penetrated the suction cutting torch, and its course of work is following:
When work, when opening oxygen preheat valve 9 earlier, oxygen is ejected in the injecting tube 6 from jet hole 7; At this moment can around jet hole 7, form vacuum state; When opening gas valve 8, the spring meeting automatically flexible (effect of air pressure) in the unidirectional anti-contrary joint 17 of combustion gas, combustion gas directly enters in the mixing tube 5 from combustion gas inlet suction port 16; Two kinds of gases mix simultaneously, light gas in the outer shroud outflow of cutting torch 1 and carry out the preheating work to metal to be cut.
After metal to be cut is preheating to certain temperature, depress cutting oxygen switch 12, cutting oxygen is cut apart the preheating position of metal from the interior annular distances ejection that high-voltage tube 4 directly gets into cutting torch 1, and the air-flow that utilizes oxygen cuts the thickness of metal.
When tempering took place, flame transmission speed was during greater than the flow velocity of gas, and the telescopic spring of the unidirectional anti-contrary joint 17 of combustion gas cuts off combustion gas automatically, and tempering stops.
The present invention is not limited to above-mentioned preferred forms, and anyone should learn the structural change of under enlightenment of the present invention, making, and every have identical or close technical scheme with the present invention, all falls within protection scope of the present invention.
The content of not doing in this specification to describe in detail belongs to this area professional and technical personnel's known prior art.
Claims (5)
1. a pressure handle formula is penetrated the suction cutting torch; Comprise mid-section body (10) and rear portion main body (14); Connect through handle (13) between the two; The tail end of rear portion main body (14) is provided with oxygen inlet suction port (15) and combustion gas inlet suction port (16), it is characterized in that: be provided with the unidirectional anti-contrary joint (17) of combustion gas in the said combustion gas inlet suction port (16)
Be respectively equipped with the copper pipe that connects oxygen inlet suction port (15) and combustion gas inlet suction port (16) in the handle (13),
The copper pipe of delivering oxygen is located to divide pipeline connector to be divided into two-way through Y shape in mid-section body (10),
First via oxygen is connected to the high pressure valve pore chamber of mid-section body (10), and the tail end of high-voltage tube (4) is connected with the high pressure valve pore chamber, and the head end of high-voltage tube (4) is connected with head (3), is provided with pressure handle formula governor motion in the said high pressure valve pore chamber,
The second road oxygen is connected to the oxygen preheat valve (9) that is arranged on the mid-section body (10); Get into from oxygen preheat valve (9) below; Flow out from oxygen preheat valve (9) top, realize the adjusting of the second road oxygen flow through the valve rod of regulating oxygen preheat valve (9)
The tail end of injecting tube (6) is connected through the second road oxygen outlet of jet hole (7) with oxygen preheat valve (9) top,
The head end of injecting tube (6) is connected with head (3) through mixing tube (5),
The lower end of said head (3) is connected with cutting torch (1) through cutting torch nut (2),
The copper pipe of delivery of fuel gas is connected to the gas valve (8) on the mid-section body (10), utilizes the valve rod of gas valve (8) to regulate combustion gas, direct and gas valve (8) connection of the tail end of injecting tube (6).
2. pressure handle formula as claimed in claim 1 is penetrated the suction cutting torch, it is characterized in that, said pressure handle formula governor motion comprises:
Be located at the high pressure valve rod (11) in the high pressure valve pore chamber, said high pressure valve rod (11) is limited within the high pressure valve pore chamber by the plug (19) of band spring (18),
Said high pressure valve rod (11) can also be controlled it by the cutting oxygen switch (12) of pressure handle formula and in the high pressure valve pore chamber, move back and forth realization oxygen opened and close control.
3. pressure handle formula as claimed in claim 2 is penetrated the suction cutting torch, it is characterized in that: said to be used to carry the high-voltage tube (4) of cutting oxygen be stainless steel tube.
4. pressure handle formula as claimed in claim 2 is penetrated the suction cutting torch, it is characterized in that: the said mixing tube (5) that is used to mix delivering oxygen and combustion gas is a stainless steel tube.
5. pressure handle formula as claimed in claim 2 is penetrated the suction cutting torch, it is characterized in that: the oxygen that high-voltage tube (4) is carried sprays in the interior annular distance of cutting torch (1),
The oxygen that mixing tube (5) is carried and the gaseous mixture of combustion gas flow out from the outer shroud of cutting torch (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101460874A CN102644921A (en) | 2012-05-11 | 2012-05-11 | Handle pressing type injection cutting torch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101460874A CN102644921A (en) | 2012-05-11 | 2012-05-11 | Handle pressing type injection cutting torch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102644921A true CN102644921A (en) | 2012-08-22 |
Family
ID=46657909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101460874A Pending CN102644921A (en) | 2012-05-11 | 2012-05-11 | Handle pressing type injection cutting torch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102644921A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107962273A (en) * | 2017-12-27 | 2018-04-27 | 烟台蓝焰杰能焊割设备有限公司 | A kind of liquid fuel cutting torch control valve and surface trimming cutting torch |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1246041A (en) * | 1968-03-08 | 1971-09-15 | Messer Griesheim Gmbh | Improvements in and relating to autogenous torches |
| CN101968221A (en) * | 2010-10-27 | 2011-02-09 | 陈金楼 | Pressing handle type injection cutting torch |
| KR20110040381A (en) * | 2009-10-14 | 2011-04-20 | 현대중공업 주식회사 | Manual gas cutting torch equipped with appliance for complete gas leak prevention |
| JP2011242107A (en) * | 2010-05-21 | 2011-12-01 | Koike Sanso Kogyo Co Ltd | Gas cutting torch |
| CN202675285U (en) * | 2012-05-11 | 2013-01-16 | 陈金楼 | Press-handle-style injection-type cutting torch |
-
2012
- 2012-05-11 CN CN2012101460874A patent/CN102644921A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1246041A (en) * | 1968-03-08 | 1971-09-15 | Messer Griesheim Gmbh | Improvements in and relating to autogenous torches |
| KR20110040381A (en) * | 2009-10-14 | 2011-04-20 | 현대중공업 주식회사 | Manual gas cutting torch equipped with appliance for complete gas leak prevention |
| JP2011242107A (en) * | 2010-05-21 | 2011-12-01 | Koike Sanso Kogyo Co Ltd | Gas cutting torch |
| CN101968221A (en) * | 2010-10-27 | 2011-02-09 | 陈金楼 | Pressing handle type injection cutting torch |
| CN202675285U (en) * | 2012-05-11 | 2013-01-16 | 陈金楼 | Press-handle-style injection-type cutting torch |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107962273A (en) * | 2017-12-27 | 2018-04-27 | 烟台蓝焰杰能焊割设备有限公司 | A kind of liquid fuel cutting torch control valve and surface trimming cutting torch |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102644932A (en) | Metal powder fuel supply device | |
| CN110260361A (en) | It is a kind of using metal powder as the after-burner of fuel | |
| CN101968221B (en) | Pressing handle type injection cutting torch | |
| CN209260179U (en) | A kind of mixed gas dual ignition cooling device of detonation flame spraying | |
| CN102644919A (en) | Pulse-type electronically-ignited flame spray gun | |
| CN202675285U (en) | Press-handle-style injection-type cutting torch | |
| CN102644921A (en) | Handle pressing type injection cutting torch | |
| CN201827893U (en) | Pressing handle type ejecting and absorbing cutting torch | |
| CN203549837U (en) | Injection type tempering-preventing anti-explosion cutting torch | |
| CN204099694U (en) | A kind of supersonic spray coating fuel gas control valve group | |
| CN204438113U (en) | A kind of glass furnace burner | |
| CN201819208U (en) | Alcohol-based liquid fuel combustor | |
| CN201103906Y (en) | Injected suction type semi-automatic imitation type gasoline cutter | |
| CN201724221U (en) | Jet suction-type welding and cutting torch | |
| CN2586068Y (en) | Jet sucking cutting torch | |
| CN210208986U (en) | Spray gun head of oxygen-free welding torch | |
| CN202675277U (en) | Pulsing electronic ignition flame gun | |
| CN201110549Y (en) | Industry combusting device fuel gun with adjusting control function | |
| CN201152527Y (en) | Gas welding nozzle | |
| CN206037047U (en) | Burning torch structure | |
| CN209857048U (en) | Cutting torch for injection-suction machine | |
| CN103591583B (en) | A kind of jet absorption type anti-backfire antiknock cutting torch | |
| CN102615377B (en) | A kind of anti-backfire hydrogen welding welding-gun | |
| CN215570451U (en) | Tempering-resistant injection-suction type cutting torch | |
| CN215112604U (en) | Automatic ignition system of cutting torch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120822 |