CN211490059U - Argon gas purification system for vacuum welding box - Google Patents
Argon gas purification system for vacuum welding box Download PDFInfo
- Publication number
- CN211490059U CN211490059U CN201922344124.2U CN201922344124U CN211490059U CN 211490059 U CN211490059 U CN 211490059U CN 201922344124 U CN201922344124 U CN 201922344124U CN 211490059 U CN211490059 U CN 211490059U
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- Prior art keywords
- pipeline
- vacuum welding
- pipe
- air
- air suction
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- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 title claims abstract description 79
- 238000003466 welding Methods 0.000 title claims abstract description 67
- 239000007789 gas Substances 0.000 title claims abstract description 45
- 229910052786 argon Inorganic materials 0.000 title claims abstract description 40
- 238000000746 purification Methods 0.000 title claims description 20
- 230000006835 compression Effects 0.000 claims abstract description 15
- 238000007906 compression Methods 0.000 claims abstract description 15
- 230000007704 transition Effects 0.000 claims abstract description 13
- 239000000741 silica gel Substances 0.000 claims abstract description 9
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 239000000126 substance Substances 0.000 claims abstract description 7
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 34
- 229910052719 titanium Inorganic materials 0.000 claims description 16
- 239000010936 titanium Substances 0.000 claims description 16
- 150000001485 argon Chemical class 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 13
- 239000001301 oxygen Substances 0.000 description 13
- 229910052760 oxygen Inorganic materials 0.000 description 13
- 230000000903 blocking effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 239000003344 environmental pollutant Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000002000 scavenging effect Effects 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- -1 titanium chloride Chemical compound 0.000 description 1
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model discloses a vacuum welding is argon gas clean system for case, include: the air compressor comprises an air suction pipe, an air inlet pipe, a first pipeline, a second pipeline, a third pipeline, a transition pipe, a compression device, a fourth pipeline and a fifth pipeline; the air suction pipe, the air inlet pipe, the first pipeline, the second pipeline, the third pipeline, the transition pipe, the compression device, the fourth pipeline and the fifth pipeline are sequentially connected; the other end of the air inlet pipe is respectively connected with an air outlet pipe of the vacuum welding box and one end of an air suction pipe; the other end of the fifth pipeline is respectively connected with a vacuum welding box air inlet pipe and a plasma gun air inlet pipe; the other end of the air suction pipe is connected with the vacuum welding box; a plasma gun is arranged in the vacuum welding box and is positioned in the air suction port of the air suction pipe; a first filter screen and silica gel are arranged in the first pipeline; the second pipeline is internally provided with a deoxidizing substance, and the outer surface of the second pipeline is provided with a heating furnace; and water cooling devices are arranged on the outer surfaces of the third pipeline and the fourth pipeline. This argon gas clean system has improved the quality of welding seam to argon gas can recycle.
Description
Technical Field
The utility model belongs to the technical field of the electrode welding before titanium and titanium alloy are smelted, concretely relates to argon gas clean system for vacuum welding case.
Background
The vacuum welding box of the titanium electrode is used for welding the titanium sponge electrode, a plasma arc is used as an energy source during welding, a plurality of electrode blocks are welded together, a medium for generating the plasma arc is argon, and the vacuum chamber of the vacuum welding box is required to maintain the pressure of 5000-25000 Pa so as to maintain the stability of the plasma arc; during welding, the plasma gun continuously supplies argon, so that the pressure of a vacuum chamber is inevitably increased, when the pressure is increased to a certain value, an air extractor must be started to extract redundant gas, in the welding process of the electrode, the air originally adsorbed in the titanium sponge can be released, the released gas contains oxygen, and meanwhile, a small amount of impurities contained in the titanium sponge, namely titanium chloride, can be released, and fine particles can be generated during welding, and the impurities can pollute a welding seam.
The existing welding box does not treat the pollutants, only when the air pressure is increased, the pollutants are discharged out of the furnace chamber, and thus a layer of pollutants exists on the welding line after the welding is finished, thereby reducing the quality of the welding line.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides an argon gas purification system for vacuum welding box. The to-be-solved technical problem of the utility model is realized through following technical scheme:
an argon gas purification system for a vacuum welding chamber, comprising:
the air compressor comprises an air suction pipe, an air inlet pipe, a first pipeline, a second pipeline, a third pipeline, a transition pipe, a compression device, a fourth pipeline and a fifth pipeline; wherein,
the air suction pipe, the air inlet pipe, the first pipeline, the second pipeline, the third pipeline, the transition pipe, the compression device, the fourth pipeline and the fifth pipeline are sequentially connected;
the other end of the air inlet pipe is respectively connected with an air outlet pipe of the vacuum welding box and one end of an air suction pipe; the other end of the fifth pipeline is respectively connected with the vacuum welding box air inlet pipe and the plasma gun air inlet pipe;
the other end of the air suction pipe is connected with the vacuum welding box; a plasma gun is arranged in the vacuum welding box and is positioned in the air suction port of the air suction pipe;
a first filter screen and silica gel are arranged in the first pipeline; the second pipeline is internally provided with a deoxidizing substance, and the outer surface of the second pipeline is provided with a heating furnace; and the outer surfaces of the third pipeline and the fourth pipeline are both provided with water cooling devices.
In one embodiment of the present invention, the oxygen scavenging substance is any one of titanium sponge or titanium shavings.
In an embodiment of the present invention, the mesh number of the filter screen is 200 to 325 mesh.
In one embodiment of the present invention, the air suction port of the air suction pipe is funnel-shaped.
In an embodiment of the present invention, the air inlet pipe is connected to the first pipeline through a joint; the third pipeline is connected with the transition pipe through a joint.
In an embodiment of the present invention, a second filter net is disposed in the second pipe, and the first filter net and the second filter net are an integral tubular filter net.
In an embodiment of the present invention, the first pipe, the second pipe, and the third pipe are integrally formed.
The utility model has the advantages that:
the utility model discloses an argon gas clean system can make oxygen, splash thing and the chloride that produces among the welding process obtain purifying, maintains the purity of argon gas more than 99.99% for the welding seam can the pollution abatement, has improved the quality of welding seam, and argon gas can recycle, thereby has practiced thrift the argon gas.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic view showing the construction of an argon gas purification system in example 1;
fig. 2 is a schematic structural diagram of the first pipeline, the second pipeline and the third pipeline.
Description of reference numerals:
1-an air suction pipe; 2, an air inlet pipe; 3-a first conduit; 4-a second conduit; 5-a third conduit; 6-a transition pipe; 7-a compression device; 8-a fourth conduit; 9-a fifth pipeline; 10-a plasma gun; 11-vacuum welding box; 12-a heating furnace; 13-vacuum welding box air outlet pipe; 14-vacuum welding box air inlet pipe; 15-plasma gun gas inlet pipe; 16-a linker; 17-silica gel; 18-an oxygen scavenging species; 19-blocking the net; 20-a filter screen.
Detailed Description
The present invention will be described in further detail with reference to specific examples, but the present invention is not limited thereto.
Please refer to fig. 1 and fig. 2 simultaneously, the embodiment of the present invention provides an argon gas purification system for a vacuum welding box, including: the air compressor comprises an air suction pipe 1, an air inlet pipe 2, a first pipeline 3, a second pipeline 4, a third pipeline 5, a transition pipe 6, a compression device 7, a fourth pipeline 8 and a fifth pipeline 9; wherein,
the air suction pipe 1, the air inlet pipe 2, the first pipeline 3, the second pipeline 4, the third pipeline 5, the transition pipe 6, the compression device 7, the fourth pipeline 8 and the fifth pipeline 9 are sequentially connected;
further, the other end of the air inlet pipe 2 is respectively connected with an air outlet pipe 13 of the vacuum welding box and one end of the air suction pipe 1; the other end of the fifth pipeline 9 is respectively connected with a vacuum welding box air inlet pipe 14 and a plasma gun air inlet pipe 15, and the other end of the air suction pipe 1 is connected with a vacuum welding box 11.
Further, a first filter screen and silica gel 17 are arranged in the first pipeline 3, and the first filter screen is tubular; the second pipeline 4 is internally provided with an oxygen removing substance 18, and the outer surface of the second pipeline is provided with a heating furnace 12; the outer surfaces of the third pipeline 5 and the fourth pipeline 8 are both provided with water cooling devices.
Further, the mesh number of the filter screen arranged in the first pipeline 3 is 200-325 meshes, so that the filter screen is used for blocking particles passing through the first pipeline 3, and the silica gel 17 is used for absorbing moisture in the gas passing through the first pipeline 3.
Further, oxygen-scavenging substance in the second pipe 418 is any one of titanium sponge or titanium scraps, and the titanium sponge or titanium scraps can react with oxygen in the gas to produce TiO when heated to more than 670 DEG C2Thereby removing oxygen from the gas.
Further, generally, the titanium sponge or titanium chips in the second pipe 4 are loosely filled, which may result in incomplete absorption of oxygen, in order to compress the titanium sponge or titanium chips in the second pipe 4, so that oxygen can be sufficiently absorbed, a blocking net 19 is installed in the second pipe 4, and the titanium sponge or titanium chips are compressed by the blocking net 19, wherein the mesh number of the blocking net 19 is 60.
It should be noted that, for the convenience of installation, a second filter screen is also arranged in the second pipeline 4, the second filter screen is a tubular filter screen with an opening at one end, and is an integrated tubular filter screen 20 with the tubular filter screen in the first pipeline 3, and the titanium sponge or titanium chips are arranged at the bottom of the filter screen 20, in general, because the titanium sponge or titanium chips in the second pipeline 4 are loosely filled, oxygen may not be completely absorbed, in order to enable the titanium sponge or titanium chips to be compressed in the second pipeline 4, and enable oxygen to be sufficiently absorbed, a blocking screen 19 is arranged in the second pipeline 4, and the titanium sponge or titanium chips are blocked and compressed by the blocking screen 19 and the filter screen 20, so that oxygen in the argon gas is sufficiently absorbed, and a blocking screen 20 is also arranged in the first pipeline 3, so as to compress the silica gel.
Because the compressor 7 compresses the low-temperature and low-pressure gas through the operation of the motor to form high-temperature and high-pressure gas, before the gas enters the compressor 7, the water cooling device is required to cool the gas to meet the condition of entering the compressor 7, heat is generated during gas compression, the gas coming out of the compressor 7 is easy to influence subsequent sealing elements due to high temperature, and therefore the gas coming out of the compressor 7 is cooled through the water cooling device, so that subsequent parts are not influenced.
The compression device 7 may be a diaphragm pump, roots pump or axial fan.
Further, water cooling plant can be for the outer winding water cooling pipeline of third pipeline 5 and fourth pipeline 8, the embodiment of the utility model provides a can also adopt other modes to cool down to the gas that passes through in third pipeline 5 and the fourth pipeline 8, the embodiment of the utility model discloses specific the giving unnecessary details is not done here.
Further, the first duct 3, the second duct 4, and the third duct 5 are integrally formed; the third pipeline 5 is connected with the transition pipe 6 through a joint; through articulate between intake pipe 2 and the first pipeline 3, thereby make and to dismantle between third pipeline 5 and the transition pipe 6, can dismantle between intake pipe 2 and the first pipeline 3, change in the first pipeline 3 and silica gel that can be more convenient, titanium sponge or the titanium bits that set up in the second pipeline 4 and be located the filter screen 20 in first pipeline 3 and fourth pipeline 4, only need to pull out filter screen 20 from the second pipeline 4, then change in unison, the time has been saved, and make things convenient for operating personnel to operate.
Further, the air suction port in the front of the air suction pipe 1 is funnel-shaped, the other end of the air suction pipe 1 is movably connected with a vacuum welding box 11 through a flange, a plasma gun 10 is arranged in the vacuum welding box 11, a plasma gun 10 is arranged in the air suction port of the air suction pipe 1, the air suction pipe 1 is mainly used for collecting gas and particles generated in the welding process, and the gas and the particles enter an argon purification system for purification through power generated by a compression device 7.
The utility model discloses an argon gas clean system's working process:
the blank to be welded in the vacuum welding box 11 is properly arranged, an argon purification system is properly installed, and water, electricity and argon are properly prepared; then, the vacuum welding box 11 is vacuumized, at the moment, the argon purification system is vacuumized along with the vacuum welding box 11, and the vacuum degrees of the vacuum welding box 11 and the argon purification system are the same as each other because the vacuum welding box 11 and the argon purification system are connected; when the vacuum degree in the vacuum welding box 11 reaches 50Pa, a heating furnace 12 in an argon purification system starts preheating, and the preheating temperature is controlled at 700 ℃; when the vacuum degree in the furnace body of the vacuum welding box 11 reaches 10Pa, starting the compression device 7, starting to charge argon gas into the vacuum welding box 11, sucking the argon gas in the vacuum welding box 11 into an argon gas purification system by the compression device 7, introducing the purified high-purity argon gas into the vacuum welding box 11 and the plasma gun 10, starting the plasma gun 10, and starting the whole system to work; the working pressure of the vacuum welding box 11 is 5000-25000 Pa, after welding is finished, the plasma gun 10 stops working, the power supply of the heating furnace 12 is cut off, and when the temperature in the heating furnace 12 reaches below 300 ℃, the compression device 7 stops working; after the welded titanium sponge electrode reaches the tapping condition, the furnace body 11 starts to enter air, and starts to discharge after the titanium sponge electrode is balanced with the external air pressure; subsequently, the filter screen and the condition of silica gel, titanium sponge or titanium chips are checked to determine whether to replace the filter screen or the titanium chips.
The utility model discloses an argon gas clean system can make oxygen, splash thing and the chloride that produces among the welding process obtain purifying, maintains the purity of argon gas more than 99.99% for the welding seam can the pollution abatement, has improved the quality of welding seam, and argon gas can recycle, thereby has practiced thrift the argon gas.
In the description of the present invention, the terms "first", "second", "third", "fourth", "fifth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, features defined as "first", "second", "third", "fourth", "fifth" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (7)
1. The utility model provides a vacuum welding is argon gas clean system for case which characterized in that includes: the air compressor comprises an air suction pipe, an air inlet pipe, a first pipeline, a second pipeline, a third pipeline, a transition pipe, a compression device, a fourth pipeline and a fifth pipeline; wherein,
the air suction pipe, the air inlet pipe, the first pipeline, the second pipeline, the third pipeline, the transition pipe, the compression device, the fourth pipeline and the fifth pipeline are sequentially connected;
the other end of the air inlet pipe is respectively connected with an air outlet pipe of the vacuum welding box and one end of an air suction pipe; the other end of the fifth pipeline is respectively connected with a vacuum welding box air inlet pipe and a plasma gun air inlet pipe;
the other end of the air suction pipe is connected with the vacuum welding box; a plasma gun is arranged in the vacuum welding box and is positioned in the air suction port of the air suction pipe;
a first filter screen and silica gel are arranged in the first pipeline; the second pipeline is internally provided with a deoxidizing substance, and the outer surface of the second pipeline is provided with a heating furnace; and the outer surfaces of the third pipeline and the fourth pipeline are both provided with water cooling devices.
2. The argon purification system for a vacuum welding chamber as recited in claim 1, wherein the oxygen-removing substance is any one of titanium sponge or titanium shavings.
3. The argon gas purification system for the vacuum welding chamber as recited in claim 1, wherein the mesh number of the filter screen is 200-325 meshes.
4. The argon gas purification system for a vacuum welding chamber as recited in claim 1, wherein a suction port of said suction tube is funnel-shaped.
5. The argon purification system for the vacuum welding chamber as recited in claim 1, wherein the gas inlet pipe is connected with the first pipeline through a joint; the third pipeline is connected with the transition pipe through a joint.
6. The argon purification system for a vacuum welding chamber of claim 1, wherein a second filter screen is arranged in the second pipeline, and the first filter screen and the second filter screen are integrated tubular filter screens.
7. The argon gas purification system for a vacuum welding chamber as recited in claim 1, wherein said first tube, said second tube, and said third tube are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922344124.2U CN211490059U (en) | 2019-12-24 | 2019-12-24 | Argon gas purification system for vacuum welding box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922344124.2U CN211490059U (en) | 2019-12-24 | 2019-12-24 | Argon gas purification system for vacuum welding box |
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| Publication Number | Publication Date |
|---|---|
| CN211490059U true CN211490059U (en) | 2020-09-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110883413A (en) * | 2019-12-24 | 2020-03-17 | 宝鸡亚光机械有限公司 | Argon gas purification system for vacuum welding box |
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2019
- 2019-12-24 CN CN201922344124.2U patent/CN211490059U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110883413A (en) * | 2019-12-24 | 2020-03-17 | 宝鸡亚光机械有限公司 | Argon gas purification system for vacuum welding box |
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