CN2166906Y - Portable gas flame welding machine - Google Patents
Portable gas flame welding machine Download PDFInfo
- Publication number
- CN2166906Y CN2166906Y CN 93215779 CN93215779U CN2166906Y CN 2166906 Y CN2166906 Y CN 2166906Y CN 93215779 CN93215779 CN 93215779 CN 93215779 U CN93215779 U CN 93215779U CN 2166906 Y CN2166906 Y CN 2166906Y
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- gas welding
- welding machine
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Abstract
The utility model belongs to gas welding equipment which comprises a portable gas welding machine which is composed of a gas welding tool, etc. The utility model is mainly characterized in that control equipment, electrolytic equipment and combustion-aiding pressure-adding equipment are installed in a machine box, and the machine box is externally connected with an electric source with 220 volts. The principle of water electrolysis is utilized to cause the hydrogen-oxygen mixture which is electrolyzed from water liquor has with appropriate ratio, so the hydrogen-oxygen mixture which is ignited can generate high temperature with 2000 DEG to 3000 DEG so as to replace an oxygen bottle and an acetylene generator. Thereby, the defect of the existing product is solved. The utility model has the advantages of small size, compact structure, convenient carryover and simple operation. In addition, foreign taste and waste material are not generated when the utility model works, which reduces pollution for surrounding environment. The utility model is widely suitable for welding small parts and thin metal plates, processing gold and silver ornaments, processing glassware handiwork, etc.
Description
The utility model belongs to a kind of gas welder.
Mostly the gas welding machine of present domestic use is to be made up of high-pressure oxygen cylinder, acetylene generator, gas welding tool; carry cumbersome; occupied ground is bigger, during work surrounding environment is had certain safety precautions requirement, and the peculiar smell of generation and refuse have certain pollution to environment.
It is little that the purpose of this utility model provides a kind of volume, compact conformation, easy to carry, can produce hydrogen and oxygen mixture, light to produce metallic plate is welded the portable gas welding machine that needed high temperature substitutes high-pressure oxygen cylinder, acetylene generator, solve the existing product defective.
In order to achieve the above object, the utility model utilizes the water electrolysis operation principle, make aqueous solution electrolysis go out well-proportioned hydrogen and oxygen gas mixture, light and to produce 2000 ℃ of-3000 ℃ of high temperature, by the portable gas welding machine that comprises that the gas welding tool is formed, its principal character is that control device is housed in cabinet, electrolysis unit, combustion-supporting supercharging device, external 220 volts of power supplys are connected with control device, the Rectified alternating current that produces is transferred to electrolysis unit, the hydrogen and oxygen mixture that electrolysis goes out is connected with soft rubber tube and combustion-supporting supercharging device, inflammable gas through the supercharging mixing, be connected with the gas welding tool with soft rubber tube by combustion-supporting supercharging device, the tolerance size of the hydrogen and oxygen mixture that the electrolysis unit electrolysis goes out a little less than gas welding tool flame is sliding, is controlled by control device; The electrolysis unit housing is rectangular body or garden cylindrical body, be of a size of 70～100 * 70～100 * 160 * 280mm bottom lock, upper end band bent angle, the contact conductor trip bolt is housed on the first half outer wall, the liquid level display unit is housed on the Lower Half outer wall, bleeder valve is equipped with in the lower end, on symmetrical wall and bottom surface horizontal level, fastening bent angle is housed, housing cover top interstitial hole is equipped with the passage base of the hydrogen and oxygen mixture outlet of carrying liqs inlet and electrolysis, battery lead plate is equipped with in the cover plate bottom, on the cover board on face relevant position or other position contact conductor trip bolt is housed, housing bent angle and cover plate tighten sleeve is housed in the hole, and be fastening with screw-nut; Combustion-supporting supercharging device housing is rectangle or garden cylindricality, be of a size of 50～90 * 40～80 * 160～280mm bottom lock, be equipped with on the interstitial hole of top and the electrolysis unit structure, shape, the passage base that size is similar, on the housing wall of upper end individual hole is arranged, on the housing Lower Half outer wall liquid level display unit is housed, bleeder valve is equipped with in the lower end, on symmetrical wall and bottom surface horizontal level, the bent angle fastening with cabinet is housed, one and housing appearance similar are housed in the housing, top seal, there is air admission hole the outer wall upper end, bottom-open, air inlet is housed on the air admission hole on the inner core that 4-n hole arranged around the lower end, inner tank theca to be connect and chews the Kong Bingyu that passes on the housing upper end wall it is firm; The tolerance size of control device control electrolysis unit hydrogen and oxygen electrolyzing gaseous mixture, gas welding tool flame power.
The utility model is compared with existing product and is had the following advantages and good effect:
This apparatus structure compactness, volume little, be easy to carry.
2. this device is without high-pressure oxygen cylinder, acetylene generator, and occupied ground is few not to need to take safety precautions to surrounding environment.
3. do not produce peculiar smell and refuse during the work of this device, can reduce surrounding environment is polluted.
4. this device can reduce use cost without any need for fuel.
Below in conjunction with accompanying drawing the utility model one embodiment is described in further detail.
Fig. 1 is this device block diagram.
Fig. 2 is this device control device circuit theory diagrams.
Fig. 3 is this device electrolysis unit structural representation.
Fig. 4 installs combustion-supporting supercharging device structural representation for this.
By among Fig. 1 as can be known, this device is made up of the control device 2, electrolysis unit 3, combustion-supporting supercharging device 4 and the gas welding tool 5 that is connected with cabinet external application soft rubber tube that are contained in the cabinet 1.External 220 volts of power supplys are connected with control device 2, the Rectified alternating current that produces is transferred to electrolysis unit 3 by two lead-in wires, the hydrogen and oxygen mixture that electrolysis goes out flows into combustion-supporting supercharging device 4 by the soft rubber tube that connects, and enters gas welding tool 5 by the soft rubber tube that is connected again after the gas of flammable liquid volatilization mixes.
The control device 2 of this device is by switch Q, fan E, transformer B, inductance coil L, rectifying tube V1, V2 as shown in Figure 2, capacitor C1, C2, C3, and resistance R 1, R2, bidirectional triode thyristor pipe V3, potentiometer Rp forms.External 220 volts of power supplys are connected by switch Q, fan E adopts axial flow blower to rotate and changes air cooling, transformer B adopts C sections core power big, volume is little, rectifying tube V1 adopts the 2CZ100 diode, V2 adopts the 1N4007 diode, the bidirectional triode thyristor model is 41600B, transformer B carries out transformation, rectifier V1, V2 carries out rectification, inductance coil L carries out filtering, the angle of flow of potentiometer Rp control bidirectional triode thyristor V3 is swung to and is adjusted transformer B primary voltage or electric current, maximum current can reach 4A, secondary voltage or electric current are along with changing into the 2-4 volt, 20-100A, V1 becomes Rectified alternating current with current commutates through rectifying tube, two lines of drawing respectively with electrolysis unit 3 housings on the screw 21 of "+" utmost point, the screw 22 of "-" utmost point is fastenedly connected on the cover plate.
As can be seen from Figure 3, the electrolysis unit 3 of this device by housing 6, bleeder valve 7, liquid level display unit 8, battery lead plate 9, sealing gasket 10, cover plate 11, sleeve 12, screw-nut 13, passage base 14, gas outlet connect chew 15, sealing ring 16, nut 17, "+" utmost point lead-in wire screw 21, "-" utmost point lead-in wire screw 22 are formed.Housing 6 is a rectangle, be of a size of 90 * 90 * 190mm and be welded into the bent angle that the upper end is welded with fastener hole with the thick 1Cr18Ni9Ti corrosion resistant plate of 1.5-4mm or with the metallic plate that normal potential is higher than the electrolyte normal potential, there is individual hole housing outer wall lower end, the fastening bent angle 23 of welding 2 or 4 and cabinet 1 on symmetrical outer wall and bottom surface horizontal level, bottom lock, being welded with a nut on the casing upper half outer wall has on it fastening control device 2 to be transferred to Rectified alternating current "+" utmost point lead-in wire screw 21 of electrolysis unit 3, a liquid level display unit 8 of making 90 ° of bent angles of an end band with glass tube is housed on the Lower Half outer wall, one of welding is placed the sealing gasket made from silicane rubber plate 10 on the bent angle of housing upper end by band internal thread tubing string with screw in top in it and have the bleeder valve 7 that the screw rod of the regular decorative pattern cap or the plane of symmetry constitutes on the outer wall of housing lower end.With 1.The thick general steel plate of 5-4mm makes shape and housing upper end appearance similar is middle porose, the cover plate 11 that fastener hole is arranged on every side, one of welding has liquid injection port on the top interstitial hole, the passage base 14 of gas vent, the passage base adopts 2-6mm wall thickness common steel tube to make, on outer wall one side individual hole is arranged, gas vent of a 1-2mm wall thickness metal tube of welding connects and chews 15 on it, base upper end outer wall belt screw thread, the sealing ring 16 that silicane rubber plate is made is placed for the electrolyte inlet in the top, with interior threaded, top seal, the regular decorative pattern of external belt or screw for the nut 13 of multiaspect symmetry, the nickel metallic plate that is welded below the cover plate 11 make less than with housing 6 appearance similars, the cylindrical electrode plate of bottom-open or weldering 2-4 piece monolithic electrode plate 9, on the cover board adorn Rectified alternating current "-" utmost point lead-in wire trip bolt 22 that control device 2 is transferred to electrolysis unit 3 on the face relevant position or other position, be equipped with in the fastener hole between housing 6 upper end bent angles and silicane rubber plate sealing gasket 10 that is placed on it and the cover plate 11 and use non-metal insulating material, such as using ABS, materials such as cloth bakelite rod are porose in the middle of making, it is outward the sleeve 12 of " protruding " shape, play insulating effect with sealing gasket 10, carry out fastening with screw-nut 13.
As shown in Figure 4, the combustion-supporting supercharging device 4 of this device is by housing 18, inner core 19, bleeder valve 7, liquid level display unit 8, and air inlet connects and chews 20, passage base 14, gas vent connect and chew 15, sealing ring 16, nut 17, fastening bent angle 23 are formed.Housing 18 is a rectangular body; size 65 * 50 * 190mm is welded into bottom lock with the thick general steel plate of 2-4mm; be welded on the interstitial hole and the electrolysis unit structure; shape; the passage base 14 that size is similar; on the housing wall of upper end individual hole is arranged; on the housing Lower Half outer wall liquid level display unit 8 is housed; bleeder valve 7 is equipped with in the lower end; the fastening bent angle 23 of welding 2 or 4 and cabinet 1 on symmetrical outer wall and bottom surface horizontal level; adorn in the housing one with the thick general steel plate of 1-4mm make less than with housing 18 appearance similar top seals; there is individual air admission hole the wall upper end; bottom-open; the inner core 19 that 4-n hole arranged around the lower end wall; hole around the inner core lower end wall plays anti-backflow; the explosive-proof protector effect; n is by the volume size of electrolysis unit 3; electrolysis goes out how many decisions of maximum tolerance of hydrogen and oxygen mixture; one of welding is made tapering in addition with 1-3mm wall thickness metal tube on the air admission hole of inner tube wall upper end; the surface has the air admission hole of shallow slot to connect to chew 20, passes welding around its hole of Kong Bingyu of housing upper end wall.
During work, earlier electrolyte is injected in the housing 6 from electrolysis unit 3 passage bases 14 liquid injection ports, electrolyte adopts sodium hydrate aqueous solution, improve electric conductivity, what can show by liquid level display unit 8 the liquid injection rate, inflammable volatile liquid injects in the housing 18 from combustion-supporting supercharging device 4 passage bases 14 liquid injection ports, and inflammable volatile liquid adopts methanol solution, and the liquid injection rate can show by liquid level display unit 8.Connect external 220 volts of power on switch Q, fan E rotation is taken a breath and is cooled off, transformer B, rectifier V1, V2, inductance coil L carries out transformation filtering respectively, the 20-100A Rectified alternating current that rectification produces is by two lead-in wire "+" utmost points, "-" utmost point respectively with electrolysis unit 3 housing wall screwings 21, cover plate screwing 22 connects the fastening electrolysis unit that is transferred to, the hydrogen and oxygen mixture that sodium hydrate aqueous solution electrolysis in the housing 6 go out is connect by the gas vent of passage base 14 and chews 15 and connect through gas feed by the soft rubber tubes that connect and to chew 20 and flow into combustion-supporting supercharging device 4, hydrogen and oxygen mixture contacts with methanol liquid and has intensified liquid, promote methanol liquid volatilization gasification that the gas density in space is increased, air pressure increases, the hydrogen and oxygen mixture that contains methyl alcohol gas is connect by the gas vent of passage base 14 and chews 15 welderings that enter gas welding tool 5 by the soft rubber tubes that connect and chew, can produce 2000-3000 ℃ of high temperature when lighting, the tolerance of electrolysis unit 3 hydrogen and oxygen electrolyzing gaseous mixtures how much.The flame power is chewed in 5 welderings of gas welding tool, swing to the potentiometer Rp control bidirectional triode thyristor V3 angle of flow and to adjust transformer B primary current, maximum current can reach 4A, transformer B secondary current changes the size of current that is transferred on the electrolysis unit 18 through rectifying tube V1 rectification generation pulsating direct current and controls along with in 2-4V, 20-100A range.The electric current that is transferred to electrolysis unit is big, and the hydrogen and oxygen mixture amount that electrolysis goes out is just big, and weldering is chewed flame just by force on the gas welding tool 5, potentiometer Rp is adjusted to suitable location can obtain well-proportioned hydrogen and oxygen mixture.
Claims (6)
1, a kind of gas welder comprises the portable gas welding machine of gas welding tool 5 compositions, it is characterized in that dress control device 2, electrolysis unit 3, combustion-supporting supercharging device 4 in the cabinet 1, and external 220 volts of power supplys are connected with control device 2; Housing 6 bottom locks of electrolysis unit, it goes up placement sealing gasket 10 upper end band fastener hole bent angle, control device transmission Rectified alternating current "+" utmost point lead-in wire trip bolt 21 is housed on the casing upper half outer wall, dress liquid level display unit 8 on the Lower Half outer wall, bleeder valve 7 is housed on the lower end wall, on the symmetrical wall with on the horizontal level of bottom surface the bent angle 23 fastening with cabinet 1 is being housed, the carrying liqs inlet is housed above the cover plate 11, below passage base 14 cover plates of gas vent battery lead plate 9 is housed, control device transmission Rectified alternating current "-" utmost point lead-in wire trip bolt 22 on the cover board is housed on the corresponding position of face, housing upper end bent angle and the sealing gasket 10 that is placed on it are equipped with sleeve 12 in the fastener hole on every side with cover plate, screw-nut 13 is fastening with it, and the electrolytic aqueous solution that contains alkali is housed in the housing 6; Housing 18 bottom locks of combustion-supporting supercharging device, dress carrying liqs inlet on the hole in the middle of the top, the passage base 14 of gas vent, there is individual hole housing outer wall upper end, liquid level display unit 8 is housed on the Lower Half wall, bleeder valve 7 is equipped with in the lower end, on the outer wall of symmetry with on the horizontal level of bottom surface the bent angle 23 fastening with cabinet 1 is being housed, be equipped with in the housing 18 one less than with the housing appearance similar, top seal, the upper end outer wall has air admission hole, bottom-open, the inner core 19 that 4-n hole arranged around the outer wall lower end, put into gas port on the outer wall air admission hole of cylindrical shell upper end and connect and chew 20 and pass cinclides and firm outside housing 18 upper ends, inflammable volatile liquid is housed in the housing 18 with it; Control device 2 control electrolysis units 3 hydrogen and oxygen electrolyzing air-fuel mixture amount how much, and the flame power is chewed in 5 welderings of gas welding tool.
2, a kind of portable gas welding machine according to claim 1 is characterized in that said control device 2 is by power switch Q, fan E, transformer B, inductance coil L, capacitor C
1, C
2, C
3, resistance R
1, R
2, rectifying tube V
1, V
2, bidirectional triode thyristor V
3, potentiometer R
PForm.
3, a kind of portable gas welding machine according to claim 1, it is characterized in that said passage base 14 made by common steel tube, pipe outer wall upper end is threaded, sealing ring 16 is placed on the top, screw with the nut of band internal thread, top seal, the regular decorative pattern of external belt or band multiaspect symmetry, and tube wall one side has individual air inlet, adorn on it and make the surperficial slightly air inlet of tapering, shallow slot with common steel tube and connect and chew 15.
4, a kind of portable gas welding machine according to claim 1 is characterized in that said sleeve 12 usefulness have that certain intensity, hardness non-metal insulating material are porose in the middle of making, the surface is the insulating sleeve of convex.
5, a kind of portable gas welding machine according to claim 1 is characterized in that said bleeder valve, by band internal thread tubing string and screw in it, the top has regular decorative pattern or the screw rod of multiaspect symmetry nut is formed.
6, a kind of portable gas welding machine according to claim 1, it is characterized in that said electrolysis unit housing 6 is rectangular body or garden cylindrical body, is of a size of 70～100 * 70～100 * 160～280mm, combustion-supporting supercharging device housing 18 is rectangular body or garden cylindrical body, is of a size of 50～90 * 40～80 * 160～280mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93215779 CN2166906Y (en) | 1993-06-17 | 1993-06-17 | Portable gas flame welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93215779 CN2166906Y (en) | 1993-06-17 | 1993-06-17 | Portable gas flame welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2166906Y true CN2166906Y (en) | 1994-06-01 |
Family
ID=33796162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93215779 Expired - Fee Related CN2166906Y (en) | 1993-06-17 | 1993-06-17 | Portable gas flame welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2166906Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104191080A (en) * | 2014-08-04 | 2014-12-10 | 合肥国声电子通信有限责任公司 | Intermediate-frequency resistance welding control cabinet of robot |
| CN104741731A (en) * | 2015-04-20 | 2015-07-01 | 华国洋 | Simple efficient high-temperature fire welding gun |
-
1993
- 1993-06-17 CN CN 93215779 patent/CN2166906Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104191080A (en) * | 2014-08-04 | 2014-12-10 | 合肥国声电子通信有限责任公司 | Intermediate-frequency resistance welding control cabinet of robot |
| CN104741731A (en) * | 2015-04-20 | 2015-07-01 | 华国洋 | Simple efficient high-temperature fire welding gun |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |