CN204756428U - Output device of liquid argon storage tank - Google Patents
Output device of liquid argon storage tank Download PDFInfo
- Publication number
- CN204756428U CN204756428U CN201520410964.3U CN201520410964U CN204756428U CN 204756428 U CN204756428 U CN 204756428U CN 201520410964 U CN201520410964 U CN 201520410964U CN 204756428 U CN204756428 U CN 204756428U
- Authority
- CN
- China
- Prior art keywords
- argon
- storage tank
- liquid argon
- liquid
- argon gas
- 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.)
- Expired - Fee Related
Links
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 title claims abstract description 340
- 229910052786 argon Inorganic materials 0.000 title claims abstract description 170
- 239000007788 liquid Substances 0.000 title claims abstract description 105
- 239000007789 gas Substances 0.000 claims abstract description 73
- 230000006837 decompression Effects 0.000 claims description 23
- 238000000034 method Methods 0.000 description 6
- 239000002699 waste material Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model provides an output device of liquid argon storage tank, includes the liquid argon storage tank, installs manometer and relief valve on the liquid argon storage tank, installs the liquid argon output tube bottom the liquid argon storage tank, installs first valve, its characterized in that on the liquid argon output tube: still install the argon gas output tube on the liquid argon storage tank, the second valve is installed in stretching into the argon gas storage area in the liquid argon storage tank to the inlet end of argon gas output tube on the argon gas output tube, and the output of give vent to anger end and the liquid argon output tube of argon gas output tube is linked together. The utility model has the advantages of: the user is through control first valve and second valve, and argon gas output in can priority selection exclusive use argon gas storage area selects argon gas output not only to carry out make full use of but also effectively avoided liquid argon storage tank internal pressure too big the argon gas, has still avoided extravagant because of the liquid argon that adopts the relief valve pressure release to produce simultaneously, in addition, also can select the output of exclusive use liquid argon, can select also that argon gas and liquid argon are mixed to be exported, and output mode is very nimble.
Description
Technical field
The utility model relates to a kind of output unit of liquid argon storage tank.
Background technique
Argon gas is current industrial widely used a kind of rare gas, often uses as welding protection gas, to prevent weldment oxidation by air or nitrogenize in welding process in soldering installation.At present, in the operating mode enterprise that argon gas use amount is larger, generally all from having liquid argon storage tank.Existing liquid argon storage tank is generally all provided with pressure gauge and Decompression valves, is observed the internal pressure of liquid argon storage tank by pressure gauge, when pressure is excessive, carries out releasing pressure automatically by Decompression valves.Generally all spring assembly is provided with in common Decompression valves, automatically Decompression valves is closed by the reset of spring assembly, but due to liquid argon temperature very low, thus the spring carrying out Decompression valves in pressure leak process to liquid argon may produce temporary freeze and cannot the phenomenon of action, and then cause Decompression valves normally to close, namely when the pressure in liquid argon storage tank is reduced to normal range (NR), this Decompression valves is still in opening state, thus causes the waste of argon gas.In addition, if liquid argon storage tank is when pressure is excessive, only Decompression valves carries out pressure release, not only can cause the waste of liquid argon, and misoperation also may exist potential safety hazard.In sum, need to be further improved the output unit of existing liquid argon storage tank.
Model utility content
Technical problem to be solved in the utility model is for above-mentioned prior art present situation, provides a kind of and can make full use of the argon gas in liquid argon storage tank and the output unit of the liquid argon storage tank effectively avoiding liquid argon storage tank internal pressure excessive.
The utility model solves the problems of the technologies described above adopted technological scheme: the output unit of this liquid argon storage tank, comprise liquid argon storage tank, described liquid argon storage tank is provided with pressure gauge and Decompression valves, in the bottom of liquid argon storage tank, liquid argon output tube is installed, described liquid argon output tube is provided with the first valve, it is characterized in that: on described liquid argon storage tank, argon gas output tube is also installed, the inlet end of described argon gas output tube stretches in the argon gas storage area in liquid argon storage tank, the pipeline being positioned at liquid argon storage tank outside at described argon gas output tube is provided with the second valve, the outlet side of described argon gas output tube is connected with the output terminal of described liquid argon output tube.
Preferably, described argon gas output tube is also provided with the 3rd valve of connecting with described second valve, described argon gas output tube is connected with a branch line between the second valve and the 3rd valve, described branch line is provided with the 4th valve.Like this, when normally utilizing the argon gas air feed in liquid argon storage tank, open the second valve and the 3rd valve and close the 4th valve, argon gas is flowed out from the outlet side of argon gas output tube by the second valve and the 3rd valve successively, when needing to carry out pressure release to liquid argon storage tank, except by except Decompression valves pressure release, can also, by opening the second valve and the 4th valve and closing the 3rd valve, the argon gas in liquid argon storage tank be discharged by argon gas output tube and branch line.
Argon gas output tube can have multiple mounting structure, and preferably, the inlet end of described argon gas output tube stretches in liquid argon storage tank and also stretches in described argon gas storage area through behind liquid storage space bottom liquid argon storage tank.
Further preferably, the inlet end of described argon gas output tube stretches in described argon gas storage area from liquid argon storage tank top.
Compared with prior art, the utility model has the advantage of: the output unit due to this liquid argon storage tank installs liquid argon output tube and argon gas output tube on liquid argon storage tank, liquid argon output tube and argon gas output tube are separately installed with the first valve and the second valve, and the outlet side of argon gas output tube is connected with the output terminal of liquid argon output tube, thus user is by control first valve and the second valve, the argon gas output in argon gas storage area can be used alone by prioritizing selection as required, particularly when liquid argon storage tank internal pressure is excessive, select argon gas to export not only to have carried out making full use of but also effectively prevent liquid argon storage tank internal pressure to the argon gas in liquid argon storage tank excessive, also avoid the liquid argon waste because adopting Decompression valves pressure release to produce simultaneously, in addition, also the liquid argon be used alone in liquid argon storage tank can be selected to export, also argon gas and liquid argon mixing can be selected to export, the way of output is very flexible, to adapt to the demand under different operating mode.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is the structural representation of the utility model embodiment two.
Embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
Embodiment one:
As shown in Figure 1, in the present embodiment, the output unit of liquid argon storage tank comprises liquid argon storage tank 1, and liquid argon storage tank 1 is provided with pressure gauge 2, Decompression valves 3, liquid argon output tube 4 and argon gas output tube 5.The argon gas storage area 11 that stand-by liquid argon storage tank 1 has liquid storage space 12 and is positioned at above liquid storage space 12, pressure gauge 2 is used for measuring and shows the pressure size of argon gas storage area 11, Decompression valves 3 is arranged on the bottom of liquid argon storage tank 1, when the pressure of argon gas storage area 11 is excessive, Decompression valves 3 carries out releasing pressure automatically, liquid argon in liquid argon storage tank 1 is discharged by Decompression valves 3, thus pressure is maintained in normal range (NR).
In the present embodiment, liquid argon output tube 4 is arranged on the bottom of liquid argon storage tank 1, and liquid argon output tube 4 is provided with the first valve 6.Argon gas output tube 5 inlet end stretches in liquid argon storage tank 1 bottom liquid argon storage tank 1, and stretches in argon gas storage area 11 through behind liquid storage space 12.The pipeline being positioned at liquid argon storage tank 1 outside at argon gas output tube 5 is provided with the second valve 7 and the 3rd valve 8 of series connection mutually, argon gas output tube 5 is connected with branch line 51 between the second valve 7 and the 3rd valve 8, branch line 51 is provided with the 4th valve 9.Further, the outlet side of argon gas output tube 5 is connected with the output terminal of liquid argon output tube 4.
In liquid argon storage tank working procedure, when pressure gauge 2 show pressure normal time, user can open the first valve 6 and close the second valve 7, and the liquid argon in liquid argon storage tank 1 is exported by liquid argon output tube 4.When pressure gauge 2 show pressure excessive time, Decompression valves 3 meeting initiatively pressure release, but, because Decompression valves 3 is in pressure leak process, Decompression valves 3 temperature sharply reduces the spring of Decompression valves 3 may be caused to freeze, thus may produce Decompression valves 3 cannot the situation of normal pressure release, and now, user can open the second valve 7 and the 4th valve 9 and close the 3rd valve 8 and carry out manual pressure release.
In addition, argon gas in liquid argon storage tank 1 can export utilization, particularly when liquid argon storage tank 1 internal pressure is greater than normal value, by opening the second valve 7 and the 3rd valve 8 and closing the 4th valve 9, argon gas just can normally be exported, like this, selecting argon gas to export not only to have carried out making full use of but also effectively prevent the pressure of liquid argon storage tank 1 to argon gas excessive, also avoid the liquid argon waste because adopting Decompression valves 3 pressure release to produce simultaneously.Certainly, argon gas output exports with liquid argon generally to be carried out simultaneously, namely now generally all opens the first valve 6, liquid argon can be mixed with argon gas and export in follow-up gasification installation.And because argon gas storage area 11 pressure is relatively large, argon gas preferably can export use.This structure is under the less operating mode of argon gas use amount, very applicable, makes Decompression valves can not action.As long as when argon gas demand increases, the first valve 6 can be opened, air feed, the liquid while of carrying out.
Embodiment two:
As shown in Figure 2, in the present embodiment, the inlet end of argon gas output tube 5 stretches in argon gas storage area 11 from liquid argon storage tank 1 top, and all the other structures are identical with the structure in embodiment one, and the working method of liquid argon storage tank is also identical with embodiment one, does not launch to describe at this.
The foregoing is only preferred implementation of the present utility model; it should be pointed out that for those of ordinary skills, do not departing under principle prerequisite of the present utility model; can carry out multiple remodeling or improvement to the utility model, these are all regarded as within protection domain of the present utility model.
Claims (4)
1. the output unit of a liquid argon storage tank, comprise liquid argon storage tank (1), described liquid argon storage tank (1) is provided with pressure gauge (2) and Decompression valves (3), in the bottom of liquid argon storage tank (1), liquid argon output tube (4) is installed, described liquid argon output tube (4) is provided with the first valve (6), it is characterized in that: on described liquid argon storage tank (1), argon gas output tube (5) is also installed, the inlet end of described argon gas output tube (5) stretches in the argon gas storage area (11) in liquid argon storage tank (1), be positioned on the outside pipeline of liquid argon storage tank (1) described argon gas output tube (5) and the second valve (7) is installed, the outlet side of described argon gas output tube (5) is connected with the output terminal of described liquid argon output tube (4).
2. the output unit of liquid argon storage tank according to claim 1, it is characterized in that: the 3rd valve (8) of connecting with described second valve (7) is also installed on described argon gas output tube (5), described argon gas output tube (5) is positioned between the second valve (7) and the 3rd valve (8) and is connected with a branch line (51), described branch line (51) is provided with the 4th valve (9).
3. the output unit of liquid argon storage tank according to claim 1 and 2, is characterized in that: the inlet end of described argon gas output tube (5) stretches in liquid argon storage tank (1) from liquid argon storage tank (1) bottom and also stretches in described argon gas storage area (11) through behind liquid storage space (12).
4. the output unit of liquid argon storage tank according to claim 1 and 2, is characterized in that: the inlet end of described argon gas output tube (5) stretches in described argon gas storage area (11) from liquid argon storage tank (1) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520410964.3U CN204756428U (en) | 2015-06-15 | 2015-06-15 | Output device of liquid argon storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520410964.3U CN204756428U (en) | 2015-06-15 | 2015-06-15 | Output device of liquid argon storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204756428U true CN204756428U (en) | 2015-11-11 |
Family
ID=54471132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520410964.3U Expired - Fee Related CN204756428U (en) | 2015-06-15 | 2015-06-15 | Output device of liquid argon storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204756428U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488879A (en) * | 2017-09-11 | 2019-03-19 | 株式会社东芝 | Liquid storage system and the method that non-flammable gases are supplied in liquid storage system |
-
2015
- 2015-06-15 CN CN201520410964.3U patent/CN204756428U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488879A (en) * | 2017-09-11 | 2019-03-19 | 株式会社东芝 | Liquid storage system and the method that non-flammable gases are supplied in liquid storage system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |