CN105444173A - Efficient and energy-saving hand-held welding torch - Google Patents
Efficient and energy-saving hand-held welding torch Download PDFInfo
- Publication number
- CN105444173A CN105444173A CN201511009361.3A CN201511009361A CN105444173A CN 105444173 A CN105444173 A CN 105444173A CN 201511009361 A CN201511009361 A CN 201511009361A CN 105444173 A CN105444173 A CN 105444173A
- Authority
- CN
- China
- Prior art keywords
- welding torch
- convex lens
- sliding block
- pipe
- control valve
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/38—Torches, e.g. for brazing or heating
- F23D14/40—Torches, e.g. for brazing or heating for welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K5/00—Gas flame welding
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/48—Nozzles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Arc Welding In General (AREA)
Abstract
The invention discloses an efficient and energy-saving hand-held welding torch which comprises a mixed gas pipe, a welding nozzle and a regulating valve controlling the gas flow at the welding nozzle, wherein the mixed gas pipe is sleeved with a strip-shaped casing pipe, and a sliding groove for a sliding block to slide is formed in the strip-shaped casing pipe. The hand-held welding torch further comprises a thin rope, wherein one end of the thin rope is connected with the sliding block; the other end of the thin rope is wound on the regulating valve; when the regulating valve rotates clockwise, the sliding block moves down in the sliding groove, and when the regulating valve rotates anticlockwise, the sliding block move upwards in the sliding groove; the sliding block is connected with a convex lens; a light source capable of emitting parallel rays is arranged above the convex lens; and a level gauge is arranged on the strip-shaped casing pipe. With the adoption of the hand-held welding torch, the quality of a welding workpiece is ensured, and energy is saved.
Description
Technical field
The present invention relates to a kind of welding torch.
Background technology
Welding torch, also known as welding gun, is the main tool of welding operation.The effect of welding torch is mixed equably by a certain percentage fuel gas and oxygen, sprays from tip with certain speed, forms certain energy rate, certain ingredients, is applicable to the flame of welding requirements and smooth combustion.In welding process, the workpiece quality welding out with flame envelope is best, but operator often needs to control to adjust valve changes the gas flow flowing to tip, the length jetted out flames is caused often to change, make operator be difficult to the flame envelope jetted out flames to act on workpiece always, and then affect the quality of workpiece, and the operating efficiency of internal flame is high less than flame envelope, if use internal flame to carry out welding job always, be also great waste to resource.Simultaneously after operator's Long-Time Service welding torch, hand held welding torch is unlike so stable when just bringing into use, and welding torch there will be left and right or the phenomenon that tilts forward and back, the flame that tip is sprayed also run-off the straight, and then affect the quality of welding work pieces, also reduce the efficiency of welding.
Summary of the invention
The object of this invention is to provide a kind of welding torch, the flame flame envelope that tip is sprayed vertically acts on workpiece all the time, ensures the quality of welding work pieces, improves welding efficiency, simultaneously economize energy.
Technical scheme of the present invention is as follows: a kind of energy-efficient hand-held welding torch, comprise mixture pipe, the control valve of tip and control tip place gas flow, sheathed strip sleeve pipe on described mixture pipe, described strip sleeve pipe is provided with the chute for skid, also comprise cord, one end connection sliding block of described cord, the other end of described cord is wound on control valve, when described control valve rotates clockwise, slide block moves down in chute, when described control valve rotates counterclockwise, slide block moves up in chute, described slide block connects convex lens, the top of described convex lens is provided with the light source of injection parallel rays, described strip sleeve pipe is also provided with level meter.
Compared with prior art, the present invention utilizes the principle of convex lens, moving up and down of convex lens is controlled while rotation governor valve control jets out flames length, as long as make operator look at luminous point on workpiece, then the suitable welding torch of adjustment up and down, the flame flame envelope that tip just can be allowed to spray acts on workpiece all the time, ensure the quality of welding work pieces and economize energy, the level meter that operator look on welding torch simultaneously just can ensure on the workpiece of the flame vertical effect sprayed, and improves welding efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation at tip place of the present invention.
Fig. 3 is the sectional view in A-A direction of the present invention.
Fig. 4 is the sectional view in the present invention first screens block B-B direction when being stuck in screens groove.
Fig. 5 is the sectional view in the present invention second screens block B-B direction when being stuck in screens groove.
Fig. 6 is the sectional view in the present invention the 3rd screens block B-B direction when being stuck in screens groove.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described.As shown in Figures 1 to 6, a kind of energy-efficient hand-held welding torch, comprise mixture pipe 20, the control valve 22 of tip 21 and control tip 21 place gas flow, sheathed strip sleeve pipe 27 on described mixture pipe 20, described strip sleeve pipe 27 is provided with the chute 271 slided for slide block 23, also comprise cord 28, one end connection sliding block 23 of described cord 28, the other end of described cord 28 is wound on control valve 22, described slide block 23 connects convex lens 29, the top of described convex lens 29 is provided with the light source 25 of injection parallel rays, described strip sleeve pipe 27 is also provided with level meter 272, described level meter 272 and convex lens 29 are located at the both sides of strip sleeve pipe 27 respectively, can handled easily person observe when welding torch uses like this.
Principle of the present invention is as follows, when welding torch works, the parallel rays that light source 25 sends forms a luminous point 26 through on the workpiece after convex lens 29 below convex lens 29, this luminous point 26 is L to the distance of convex lens 29, when not changing convex lens 29 refractive index, L is constant value, and tip 21 is W to the distance of convex lens 29, the length of flame that tip 21 sprays is S, and the relation between above-mentioned length meets L=S+W; The gas flow flowing to tip 21 is increased when operator rotates clockwise control valve 22 when using welding torch, the flame of at this moment tip 21 ejection is elongated, its length is S1, the a part of cord 28 be wound on control valve 22 is discharged, slide block 23 is declined, and namely convex lens 29 decline, and tip 21 is W1 to the distance of convex lens 29, make L=S1+W1, the length that namely flame increases equals the height that convex lens decline; The gas flow flowing to tip 21 is reduced when operator rotates counterclockwise control valve 22 when using welding torch, at this moment the flame that tip 21 sprays shortens, its length is S2, cord 28 continues to be wound on control valve 22, make slide block 23 increase, namely convex lens 29 rise, and tip 21 is W2 to the distance of convex lens 29, make L=S2+W2, the length that namely flame reduces equals the height that convex lens rise; As long as such operator to look at luminous point on workpiece and level meter after control valve rotating, then the suitable welding torch of adjustment up and down, the flame flame envelope that tip just can be allowed to spray vertically acts on workpiece all the time, ensure the quality of welding work pieces, improve welding efficiency, because the temperature of the flame envelope of flame is higher than internal flame, also save the energy so simultaneously.
The present invention also comprises acetylene control valve 10, oxygen regulating valve 11, Handheld Division 1 and the acetylene air inlet pipe 2 be located in Handheld Division 1 and oxygen intake pipe 3, also rotate in described Handheld Division 1 and be provided with cylinder axis 4 and Handheld Division 1 is exposed in one end of cylinder axis 4, the position that described cylinder axis 4 exposes described Handheld Division 1 is provided with a circle ratchet, the side of described ratchet is provided with ratchet, the effect of described ratchet and pawl ensures that cylinder axis 4 can only counterclockwise rotate, the end that described cylinder axis 4 exposes one end, described Handheld Division 1 is provided with turncap, described turncap is in order to operator is convenient when rotational circle axis of a cylinder 4, acetylene air inlet pipe 2 and oxygen intake pipe 4 are separated into two sections by described cylinder axis 4, described cylinder axis 4 is provided with first passage 41 and second channel 42, separate two sections of acetylene air inlet pipe 2 can be communicated with by described first passage 41, separate two sections of oxygen intake pipes 3 can be communicated with by described second channel 42, described cylinder axis 4 comprises first, second and the three or three turned position, when cylinder axis 4 is in the first turned position, first passage 41 is not communicated with acetylene air inlet pipe 2, second channel 42 is not communicated with oxygen intake pipe 3, when cylinder axis 4 is in the second turned position, first passage 41 is communicated with acetylene air inlet pipe 2, second channel 42 is not communicated with oxygen intake pipe 3, when cylinder axis 4 is in the 3rd turned position, first passage 41 is communicated with acetylene air inlet pipe 2, second channel 42 is communicated with oxygen intake pipe 3, described acetylene air inlet pipe 2 and oxygen intake pipe 3 diameter of section are greater than the diameter of section of described first passage 41 and second channel 42.
Described Handheld Division 1 is Seal Design with the contact site of described cylinder axis 4, and described Handheld Division 1 is provided with a screens groove, and described cylinder axis 4 is provided with three screens blocks, is the first screens block respectively, the second screens block and the 3rd screens block.
Time initial, acetylene air inlet pipe 2 and oxygen intake pipe 3 are all in non-connected state under the effect of cylinder axis 4, first screens block is stuck in screens groove, namely cylinder axis 4 is in the first turned position, open oxygen regulating valve 11 and acetylene control valve 10 in advance, slewing circle axis of a cylinder 4, after first screens block departs from screens groove, the second screens block forwards screens slot to and puts and snap in screens groove, namely cylinder axis 4 is in the second turned position, when first passage 41 forwards the position of acetylene air inlet pipe 2 to and is communicated with acetylene air inlet pipe 2, second channel 42 does not also forward the position of oxygen intake pipe 3 to, therefore oxygen intake pipe 3 is also in non-connected state, be rotated further cylinder axis 4, after second screens block departs from screens groove, the 3rd screens block forwards screens slot to and puts and snap in screens groove, namely cylinder axis 4 is in the 3rd turned position, and when first passage 41 is also communicated with acetylene air inlet pipe 2, second channel 42 forwards the position of oxygen intake pipe 3 to and is communicated with oxygen intake pipe 3, be rotated further cylinder axis 4, first passage 41 first leaves acetylene air inlet pipe 2 position, acetylene air inlet pipe 2 gets back to non-connected state, second channel 42 leaves oxygen intake pipe 3 position subsequently, oxygen intake pipe 3 gets back to non-connected state, last disk 4 rotates back into original position, and the first screens block card is got back in screens groove, and namely cylinder axis 4 is in the first turned position.Said structure ensure that welding torch first leads to acetylene logical oxygen more in use, first interrupts acetylene supply interrupt oxygen supply again when welding torch is stopped using.
Claims (1)
1. an energy-efficient hand-held welding torch, comprise mixture pipe (20), the control valve (22) of tip (21) and control tip (21) place gas flow, it is characterized in that: the upper sheathed strip sleeve pipe (27) of described mixture pipe (20), described strip sleeve pipe (27) is provided with the chute (271) slided for slide block (23), also comprise cord (28), one end connection sliding block (23) of described cord (28), the other end of described cord (28) is wound on control valve (22), when described control valve (22) rotates clockwise, slide block (23) moves down in chute (271), when described control valve (22) rotates counterclockwise, slide block (23) moves up in chute (271), described slide block (23) connects convex lens (29), the top of described convex lens (29) is provided with the light source (25) of injection parallel rays, described strip sleeve pipe (27) is also provided with level meter (272).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511009361.3A CN105444173A (en) | 2015-12-30 | 2015-12-30 | Efficient and energy-saving hand-held welding torch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511009361.3A CN105444173A (en) | 2015-12-30 | 2015-12-30 | Efficient and energy-saving hand-held welding torch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105444173A true CN105444173A (en) | 2016-03-30 |
Family
ID=55554668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511009361.3A Pending CN105444173A (en) | 2015-12-30 | 2015-12-30 | Efficient and energy-saving hand-held welding torch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105444173A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1460329A (en) * | 1973-10-29 | 1977-01-06 | Benzaria C | Gas torch and container for use with same |
| CN2392979Y (en) * | 1999-02-10 | 2000-08-23 | 金云龙 | Calibration lamp for automatic welding |
| CN2859237Y (en) * | 2006-01-13 | 2007-01-17 | 温小繁 | Welding torch |
-
2015
- 2015-12-30 CN CN201511009361.3A patent/CN105444173A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1460329A (en) * | 1973-10-29 | 1977-01-06 | Benzaria C | Gas torch and container for use with same |
| CN2392979Y (en) * | 1999-02-10 | 2000-08-23 | 金云龙 | Calibration lamp for automatic welding |
| CN2859237Y (en) * | 2006-01-13 | 2007-01-17 | 温小繁 | Welding torch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160330 |
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| RJ01 | Rejection of invention patent application after publication |