CN2177164Y - Mixed gas welding and cutting machine - Google Patents
Mixed gas welding and cutting machine Download PDFInfo
- Publication number
- CN2177164Y CN2177164Y CN 94200743 CN94200743U CN2177164Y CN 2177164 Y CN2177164 Y CN 2177164Y CN 94200743 CN94200743 CN 94200743 CN 94200743 U CN94200743 U CN 94200743U CN 2177164 Y CN2177164 Y CN 2177164Y
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- water balance
- water
- tank
- welding
- electrolytic cell
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- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
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Abstract
The utility model relates to a mixed gas welding and cutting machine which electrolyse water to produce hydrogen and oxygen to be mixed with the combustion promotor to produce mixed gas, and is used for a welding and cutting device for non-ferrous metal and ferrous metal. The utility model is composed of an electrolytic tank, a radiator, a gas clearing tank, a gas storing tank, a welding torch, a water balance system, etc., wherein, the water balance system is a water balance tank which is positioned at a same height with the electrolytic tank, the water balance tank is respectively connected with both sides and the middle of the electrolytic tank by an upper pipeline and a lower pipeline, and a water complementing tank which is positioned on the upper part of the water balance tank is connected with the upper part of the electrolytic tank. The pipeline of the lower part of the water complementing tank is communicated with the water balance tank by an electromagnetic valve. The utility model has the advantages of large gas production and less power consumption, and continuously works more than eight hours.
Description
The utility model is a kind of water electrolysis to be produced the welding equipment of hydrogen and oxygen mixture, is used for non-ferrous metal, the welding of iron plate and quartz, the sealing and sintering of glassware.Add the additional part of oxygen of oxygen cylinder and be used for Metal Cutting, thickness can reach 100mm.Belong to the B23K field by the IPC classification.
Traditional gas welding method is to be the energy with oxygen and acetylene, and the burning of acetylene is contaminated environment but also exist unsafe factor not only, though now change into bottledly, purchases and inconvenience part such as transportation but also exist.Explore in recent years with water is the energy, a lot of through the technological invention that electrolysis generation oxyhydrogen replace ethine welds, but part comes with some shortcomings more, only with youngest patent, oxyhydrogen welding cut machine (the patent No.: 9321618.4) be example that Baoji Engineer Machinery Factory, Ministry of Railways produces, it is made up of electrolytic cell, radiator, scrubber tower, air accumulator, explosion-proof apparatus, flash-back arrestor, steam-water separator and welding torch, in use exists following defective:
1. short time work is more smooth, but the working time long slightly after, gas production reduces gradually so that aerogenesis no longer, electrolyzer temperature sharply raises simultaneously, can not work on again, must shut down a period of time and start shooting.So this oxyhydrogen welding cut machine can only use indirectly.
2. when scrubber tower and air accumulator pressure superelevation, when rupture pressure disc broke pressure release, pot liquid just together released with gas, contaminated environment, and the contact human body also has certain injury.
3. during the electrolysis aerogenesis, power consumption is big.
Why above-mentioned oxyhydrogen welding cut machine exists above-mentioned defective, and its main cause is:
1. oxyhydrogen welding cut machine can not work long hours, and is because when the electrolytic tank electrolysis aerogenesis, and internal pressure raises gradually, oxyhydrogen just under the pressure differential effect from the tubes rows of making radiator to scrubber tower, enter air accumulator again, enter welding torch at last, light use.Oxyhydrogen is in whole flow process, the pressure at rear portion is lower than anterior pressure, and the pressure in the welding torch is minimum, and the pressure in the electrolytic cell is the highest, be that the interior pressure of electrolytic cell is higher than the pressure in the scrubber tower, the water in this pressure official post scrubber tower can't add in the electrolytic cell.When original water consumption in the electrolytic cell fewer and feweri, gas production just descends, and temperature raises, and can not work on again.
2. the explosion-proof apparatus of oxyhydrogen welding cut machine is a straight pipe type, and mouth of pipe direction faces pot liquid, when rupture pressure disc because of jar in during the overpressure failure pressure release, liquid just together releases with gas.
3. the operating current of oxyhydrogen welding cut machine electrolytic cell and pressure separate separately, and connection just shut down after pressure reaches a certain setting value, and the electric current drift is not uncontrollable in the course of work.
The purpose of this utility model is these defectives that solve oxyhydrogen welding cut machine, makes newly-designed gaseous mixture welding function long time continuous working; When rupture pressure disc during because of overpressure failure, pot liquid does not leak, and guarantees safety; Gas production is big during work, little power consumption.
The technical solution of the utility model is achieved in that a kind of hydrogen and oxygen of obtaining with brine electrolysis, add combustion adjuvant again and produce the mixed steam gasification, gaseous mixture welding-cutting machine in order to welding and cutting, by electrolytic cell, radiator, wash institute's jar, air accumulator, welding torch, water balance system etc. constitute, and is furnished with explosion-proof apparatus, steam-water separator and flash-back arrestor, electrolytic cell communicates with water balance system and radiator, radiator communicates with air accumulator by scrubber tower, air accumulator communicates with welding torch, its special character is that its water balance system is that water balance jar and electrolytic cell are in sustained height, the water balance jar respectively with the both sides of electrolytic cell and middle with about pipeline connect, replenisher tank is in the top of water balance jar, the top of replenisher tank top and electrolytic cell links, the replenisher tank lower pipeline communicates with the water balance jar by magnetic valve, and water balance is canned the water level meter, and water level meter top and the bottom Yong not link to each other with water balance by pipeline, the water level meter is equipped with liquid level sensor, and the lower end of explosion-proof apparatus is equipped with the annulus aperture.
The utility model than the remarkable advantage of oxyhydrogen welding cut machine is:
1. but the continuous operation of this machine is more than eight hours;
Rupture pressure disc because of in the jar during overpressure failure liquid do not leak;
3. gas production is big, and little power consumption is than protohydrogen oxygen welding cutting mill economize on electricity about 30%.
Accompanying drawing and drawing explanation:
Fig. 1: gaseous mixture welding-cutting machine general illustration
Among the figure: (1) (3) (4) water balance jar, (2) electrolytic cell, (5) water level meter, (6) magnetic valve, (7) replenisher tank, (8) radiator, (9) (10) (13) explosion-proof apparatus, (11) scrubber tower, (12) air accumulator, (14) rupture pressure disc, (15) steam-water separator, (16) flash-back arrestor, (17) welding torch.
Fig. 2: gaseous mixture welding-cutting machine circuit block diagram
Below in conjunction with accompanying drawing in detail implementation of the present utility model is described in detail:
1. can need to solve the differential pressure problem of water replanishing device and electrolytic cell existence to the electrolytic cell automatic water supplement for realizing.This gaseous mixture welding-cutting machine is done following design (Fig. 1): ad hoc three water balance jars (1) (3) (4), link to each other with pipeline with the both sides and the centre of electrolytic cell (2) respectively, type of attachment is top and the middle part that two pipelines connect water balance jar (1) (3) (4) and electrolytic cell (2) respectively.Other establishes a replenisher tank (7), and top links to each other with electrolytic cell (2) top, and the bottom links to each other with water balance jar (4) through magnetic valve (6), and replenisher tank is provided with explosion-proof apparatus (1), and water balance jar (4) is equipped with water level meter (5), and the water level meter is equipped with liquid level sensor.
Use-case: to electrolytic cell (2), water balance jar (1) (3) (4) and replenisher tank (7) inject water and electrolyte.Electrolytic cell (2) energising is with behind the water electrolysis aerogenesis, and the pressure in the electrolytic cell (2) increases.Because using lower pipeline, electrolytic cell (2), water balance jar (1) (3) (4) and replenisher tank (7) link to each other, so their internal pressure equates there is not pressure differential.When electrolytic cell (2) water level descended, the water of water balance jar can cover electrolytic cell smoothly.More, reduced the resistance that water flows in electrolytic cell, then moisturizing better effects if because three water balance jars (1) (3) (4) cover electrolytic cell (2) from three directions.When water balance jar (1) (3) (4) water level descends, the current water inlet compensator in the replenisher tank (7).Water level meter (5) is equipped with liquid level sensor, and promptly the liquid of water balance jar descends or when rising to certain setting value, liquid level sensor (5) and magnetic valve (6) cooperate controls liquid level.The oxyhydrogen that electrolytic cell (2) produces enters scrubber tower (11) along pipeline through radiator (8), with residual electrolyte in the washing dehydrogenation oxygen in the jar, flow to air accumulator (12) again, vaporize with combustion adjuvant in the jar (kerosene), be mixed into hydrogen, the gaseous mixture of oxygen and combustion-supporting boil-off gas.This gaseous mixture filters out moisture content residual in the gaseous mixture through steam-water separator (15), and tempered again preventer (16) flows to welding torch (17) and lights use.
2. the explosion-proof apparatus of blender welding-cutting machine (9) (10) (13) is the little cellular type of annulus, and promptly the pipe of explosion-proof apparatus puts in the jar, and tube head blocks, and bores some apertures on every side, and the quantity of aperture is the sectional area that the gross area of aperture is not less than pipe.Superpressure in jar, when rupture pressure disc (14) broke pressure release, what gas just disperseed in jar entered explosion-proof apparatus by each aperture, changeed 90 ° of directions again and discharged.Like this, pot liquid just no longer releases.
3. the electrolytic cell dc source is obtained through the half control silicon controlled rectifier by electrical network in the circuit of gaseous mixture welding-cutting machine (Fig. 2), and the operating current intensity of major loop is controlled by the amount of phase shift of trigger impulse, and the DC voltage of control amount of phase shift size depends on two factors: the difference of (1) current setting value (electric tank working current value in the best condition) and real work value (sampling value).(2) difference of pressure set points (the required atmospheric pressure value of welding cut deal) and air accumulator actual pressure.Controlling electrolytic cell by the above " two difference ", to make it to be operated in gas production big, under the state of little power consumption.
Claims (3)
1, a kind of hydrogen and oxygen of obtaining with brine electrolysis, add combustion adjuvant again and produce the mixed steam gasification, gaseous mixture welding-cutting machine in order to welding and cutting, by electrolytic cell (2), radiator (8), scrubber tower (11), air accumulator (12), welding torch (17), water balance system etc. constitute, and is furnished with explosion-proof apparatus (9) (10) (13), steam-water separator (15) and flash-back arrestor (16), electrolytic cell (2) communicates with water balance system and radiator (8), radiator (8) communicates with air accumulator (12) by scrubber tower (11), air accumulator (12) communicates with welding torch (17), the water balance system that it is characterized in that it is that water balance jar (1) (3) (4) is in sustained height with electrolytic cell (2), water balance jar (1) (3) (4) respectively with the both sides of electrolytic cell (2) and middle with about pipeline connect, replenisher tank (7) is in the top of water balance jar, replenisher tank (7) top links to each other with the top of electrolytic cell (2), replenisher tank (7) lower pipeline communicates with water balance jar (4) by magnetic valve (6), and water balance jar (4) is equipped with water level meter (5).
2, gaseous mixture welding-cutting machine according to claim 1 is characterized in that its water level meter (5) top and the bottom use pipeline to link to each other with water balance jar (4) respectively, and water level meter (5) is equipped with liquid level sensor.
3, gaseous mixture welding-cutting machine according to claim 1 is characterized in that the lower end of its explosion-proof apparatus (9) (10) (13) is equipped with the annulus aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94200743 CN2177164Y (en) | 1994-01-20 | 1994-01-20 | Mixed gas welding and cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94200743 CN2177164Y (en) | 1994-01-20 | 1994-01-20 | Mixed gas welding and cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2177164Y true CN2177164Y (en) | 1994-09-14 |
Family
ID=33820998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94200743 Expired - Fee Related CN2177164Y (en) | 1994-01-20 | 1994-01-20 | Mixed gas welding and cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2177164Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478052A (en) * | 2021-06-30 | 2021-10-08 | 江苏沙钢集团有限公司 | Oxyhydrogen continuous casting billet flame cutting system and operation process thereof |
| CN115502514A (en) * | 2022-11-22 | 2022-12-23 | 江苏民生重工有限公司 | Oxyhydrogen welding and cutting device for assembling and processing shell of desulfurizing tower |
-
1994
- 1994-01-20 CN CN 94200743 patent/CN2177164Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478052A (en) * | 2021-06-30 | 2021-10-08 | 江苏沙钢集团有限公司 | Oxyhydrogen continuous casting billet flame cutting system and operation process thereof |
| CN115502514A (en) * | 2022-11-22 | 2022-12-23 | 江苏民生重工有限公司 | Oxyhydrogen welding and cutting device for assembling and processing shell of desulfurizing tower |
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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 |