CN211505328U - Inert gas separation device - Google Patents
Inert gas separation device Download PDFInfo
- Publication number
- CN211505328U CN211505328U CN201922252990.9U CN201922252990U CN211505328U CN 211505328 U CN211505328 U CN 211505328U CN 201922252990 U CN201922252990 U CN 201922252990U CN 211505328 U CN211505328 U CN 211505328U
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- Prior art keywords
- inert gas
- inlet
- separation chamber
- cooling
- pump
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- 238000000926 separation method Methods 0.000 title claims abstract description 43
- 239000011261 inert gas Substances 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 238000000859 sublimation Methods 0.000 claims abstract description 16
- 230000008022 sublimation Effects 0.000 claims abstract description 16
- 239000010936 titanium Substances 0.000 claims abstract description 16
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 16
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 238000001816 cooling Methods 0.000 claims description 25
- 239000007789 gas Substances 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 239000007921 spray Substances 0.000 claims description 8
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 229910018487 Ni—Cr Inorganic materials 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 239000004809 Teflon Substances 0.000 claims description 2
- 229920006362 Teflon® Polymers 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 abstract description 5
- 230000008020 evaporation Effects 0.000 abstract description 4
- 238000011160 research Methods 0.000 abstract description 4
- 238000000354 decomposition reaction Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract description 2
- 238000011010 flushing procedure Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000003920 environmental process Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
The utility model provides an inert gas separation device belongs to inert gas separation and detection device, and this separator includes separation chamber, heater, lid, titanium sublimation pump and dry pump etc, the utility model provides a separator can be with the high-efficient, accurate separation of inert gas in aqueous for scientific research detects, composition analysis etc. and the device produces high temperature, negative pressure environment based on titanium sublimation pump and dry pump and heater, with higher speed water sample evaporation and decomposition, detects and the flowmeter detects inert gas through external mass spectrograph to judge quality of water characteristic and water source environmental characteristic.
Description
Technical Field
The utility model belongs to inert gas separation and detection device, concretely relates to inert gas separation device.
Background
The formation and evolution of underground water are restricted by various physical and chemical actions in the air space, water space, biosphere and rock space, and simultaneously, the underground water actively participates in the substance circulation and energy exchange among all the spaces, is the most active factor in the geological and environmental processes, and is also a carrier for the substance and energy exchange of all the spaces of the earth. The inert gas contained in the underground water can reflect the characteristics of the current water quality and the change process of the current water quality. In recent years, some scholars directly and quantitatively recover ancient temperature records from late-updating period from inert gas in water-bearing layers of large sedimentary basins in the global scope, particularly have obvious advantages in identifying the ancient temperature change of the last icing period and the brand new period, and make contributions to the research and verification of the ancient climatology on the global atmospheric circulation model. In the prior art, a targeted water-gas separation device is lacked, so that the detection process is complicated and the precision is not high. A large-scale distillation separation device is adopted in individual laboratories, and the device has the advantages of complex structure, inconvenience in use and low separation precision.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a separator can be with the high-efficient, accurate separation of inert gas in aqueous for scientific research detects, composition analysis etc. and the device produces high temperature, negative pressure environment based on titanium sublimation pump and dry pump and heater, accelerates water sample evaporation and decomposition, detects and the flowmeter detects inert gas through external mass spectrograph to judge quality of water characteristic and water source environmental characteristic.
In order to realize the purpose of the utility model, the utility model discloses an inert gas separation device adopts following technical scheme:
the utility model provides an inert gas separator, its characterized in that includes the separation chamber, installs the heater in the separation chamber bottom, installs the lid at the separation chamber top, fixes on the lid and unsettled setting at the inside titanium sublimation pump of separation chamber, sets up dry pump and the vacuometer on the separation chamber lateral wall and set up the inlet tube in the separation chamber inside, wherein: the lateral wall of separation chamber still is provided with gas outlet, air inlet, gas vent and detection mouth, the outside of gas outlet connects gradually vacuum valve, flowmeter and mass spectrograph, air inlet intercommunication nitrogen gas source, the outside intercommunication sample cell of inlet, the inside intercommunication inlet tube of inlet, gas vent intercommunication atmosphere detect the mouth intercommunication the vacuum gauge, all be provided with solenoid valve on gas outlet and air inlet and the inlet.
Further, the heater includes evaporimeter, heat-conducting plate, heating wire and mount pad from last to down in proper order, the evaporimeter is the opening container of heat conduction, the heat-conducting plate is used for the even transmission heat, the heating wire dish is established in mount pad middle part recess and is used for heating the evaporimeter, the heating wire is indisputable fluorine dragon carbon fiber heater or nickel-chromium heating wire.
Further, the cover body is provided with a cooling inlet, a cooling outlet and a mounting hole, the cooling inlet and the cooling outlet are used for mounting a cooling pipe, and the mounting hole is used for accommodating a titanium sublimation pump.
Furthermore, the cover body is in threaded connection with the separation cavity, and a knife edge sealing mode is adopted between the contact surfaces of the cover body and the separation cavity.
Furthermore, the tail end of the water inlet pipe is provided with a spray head, and the spray head is arranged above the heater in a hanging mode.
Further, the titanium sublimation pump includes the pump body and cold trap, the upper portion of the pump body is fixed in the installing port, the cold trap opening sets up in the lid lower surface downwards, be provided with two cooling tubes on the cold trap in order to form cooling circuit, the through-hole of holding the pump body (401) is seted up at the middle part of cold trap.
The technical scheme of the utility model following beneficial effect has:
the device can efficiently and accurately separate the inert gas in water, is used for scientific research detection, component analysis and the like, generates a high-temperature and negative-pressure environment based on the titanium sublimation pump, the dry pump and the heater, accelerates the evaporation and decomposition of a water sample, detects the inert gas through the external mass spectrometer and the flowmeter, and judges the water quality characteristics and the water source environment characteristics. This separator at first utilizes high temperature, negative pressure environment, evaporates the water sample, then recycles the characteristic of titanium sublimation pump, and the active gas of efficient separation remains inert gas, and simultaneously, the device can utilize the air inlet to let in protective gas to the device inside before the use, uses protective gas to further the exhaust of the inside impurity gas of device, and the shower nozzle directly sprays the water sample that awaits measuring on the evaporimeter, realizes even quick evaporation.
Drawings
FIG. 1 is a schematic structural view of a separating apparatus of the present invention;
FIG. 2 is a schematic view of a heater according to the present invention;
fig. 3 is a schematic diagram of the structure of the cold trap of the present invention.
In the figure, 1-separation cavity, 101-air outlet, 102-air inlet, 103-liquid inlet, 104-air outlet, 105-detection port, 2-heater, 201-evaporator, 202-heat conducting plate, 203-electric heating wire, 204-mounting seat, 3-cover body, 301-cooling inlet, 302-cooling outlet, 303-mounting port, 4-titanium sublimation pump, 401-pump body, 402-cold trap, 403-cooling pipe, 404-through hole, 5-dry pump, 6-vacuum meter, 7-water inlet pipe and 8-spray head.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1, an inert gas separation apparatus includes a separation chamber 1, a heater 2 for evaporating a water sample, a cover 3 for sealing, a titanium sublimation pump 4 for purifying an inert gas, a dry pump 5 for generating a negative pressure, a vacuum gauge 6 for measuring a degree of vacuum, and a water inlet pipe 7 for quantitatively spraying a water sample, wherein: separation chamber 1 one side is provided with gas outlet 101, air inlet 102, inlet 103, the opposite side is provided with gas vent 104 and detection mouth 105, the outside of gas outlet 101 connects gradually, the vacuum valve, the solenoid valve, flowmeter and mass spectrograph, gas outlet 101 lasts to be closed earlier stage, just open after later stage gas purification certain time, air inlet 102 passes through solenoid valve intercommunication nitrogen gas source, utilize air inlet 102 can be in the former stage multiple flushing equipment, get rid of impurity, the outside intercommunication sample cell of inlet 103, the inside intercommunication inlet tube 7 of inlet 103, the water sample can be spouted into to the inlet quantitatively, in actual work, inlet tube 7 slope sets up in order to guarantee that all water samples all get into to heater 2, gas vent 104 passes through solenoid valve intercommunication atmosphere, only open when nitrogen gas flushing equipment, be used for the inside atmospheric pressure of adjusting equipment, detection mouth 105 intercommunication vacuum gauge 6.
Specifically, the dry pump 5 adopts an oil-free vortex pump, and 1-10 parts are needed for starting the titanium sublimation pump-2Pre-vacuum of pa. The cover body 3 is provided with a cooling inlet 301, a cooling outlet 302 and a mounting port 303, the cooling inlet 301 and the cooling outlet 302 are used for mounting a cooling pipe 403, the mounting port 303 is used for accommodating the titanium sublimation pump 4, the cover body 3 is in threaded connection with the separation cavity 1, and a knife edge sealing mode is adopted between the contact surface of the cover body 3 and the separation cavity 1. The tail end of the water inlet pipe 7 is provided with a spray head 8, and the spray head 8 is arranged above the heater 2 in a suspension way
It should be noted that the mass spectrometer is used for detecting the separated inert gas, and in the actual detection process, a flow meter needs to be arranged on an external pipeline of the vacuum valve to determine the volume of the gas to be detected.
In fig. 2, the heater 2 includes evaporator 201, heat-conducting plate 202, heating wire 203 and mount pad 204 from last to down in proper order, and evaporator 201 is the open container of heat conduction, and heat-conducting plate 202 is used for the even heat transfer, and heating wire 203 coils and establishes in mount pad 204 middle part recess and be used for heating evaporator 201, heating wire 203 is the teflon carbon fiber heater or nickel chromium heating wire.
In actual operation, the heater 2 may be subjected to baking at a temperature of 350 ℃ while being subjected to a vacuum of 10-8 Torr.
As shown in fig. 1 and 3, the cold trap 402 is disposed on the lower surface of the cover 3 with an opening facing downward, two cooling pipes 403 are disposed on the cold trap 402 to form a cooling circuit, and a through hole 404 for accommodating the pump body 401 is disposed in the middle of the cold trap 402.
During specific work, firstly, the air inlet 102 and the air outlet 104 are opened, dry nitrogen flushing equipment is used, after 3 times of flushing, the air inlet 102 and the air outlet 104 are closed, at the moment, the heater 2 and the dry pump 5 are started, the evaporator is heated to 380 ℃, the air pressure P is less than 10 < -4 >, the air pressure lasts for 2 hours, a quantitative water sample is sprayed in through the water inlet pipe 7, the titanium sublimation pump 4 is started after the water sample is evaporated, it needs to be noted that liquid nitrogen is continuously introduced into the cold trap 402 for cooling, after 1-2 hours, the air outlet 101 is started, purified inert gas is sent into the flow meter and the mass spectrometer, and the flow and the analysis components are counted.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The utility model provides an inert gas separator, its characterized in that, including separation chamber (1), install heater (2) in separation chamber (1) bottom, install lid (3) at separation chamber (1) top, fix on lid (3) and unsettled titanium sublimation pump (4) of setting in separation chamber (1) inside, dry pump (5) and the vacuum gauge (6) of setting on separation chamber (1) lateral wall, and set up inlet tube (7) inside separation chamber (1), wherein:
the lateral wall of separation chamber (1) still is provided with gas outlet (101), air inlet (102), inlet (103), gas vent (104) and detection mouth (105), the outside of gas outlet (101) connects gradually vacuum valve, flowmeter and mass spectrograph, air inlet (102) intercommunication nitrogen gas source, the outside intercommunication sample cell of inlet (103), inside intercommunication inlet tube (7) of inlet (103), gas vent (104) intercommunication atmosphere detection mouth (105) intercommunication vacuum gauge (6), all be provided with solenoid valve on gas outlet (101) and air inlet (102) and inlet (103).
2. The inert gas separation device according to claim 1, wherein the heater (2) comprises an evaporator (201), a heat conducting plate (202), a heating wire (203) and a mounting seat (204) from top to bottom in sequence, the evaporator (201) is a heat conducting open container, the heat conducting plate (202) is used for uniformly transferring heat, the heating wire (203) is coiled in a groove in the middle of the mounting seat (204) and is used for heating the evaporator (201), and the heating wire (203) is a Teflon carbon fiber heating wire or a nickel-chromium heating wire.
3. The inert gas separation device according to claim 1, wherein the cover body (3) is provided with a cooling inlet (301), a cooling outlet (302) and a mounting port (303), the cooling inlet (301) and the cooling outlet (302) are used for mounting a cooling pipe (403), and the mounting port (303) is used for accommodating the titanium sublimation pump (4).
4. Inert gas separation device according to claim 1, characterized in that the cover body (3) is in threaded connection with the separation chamber (1), and a knife edge sealing manner is adopted between the contact surfaces of the cover body (3) and the separation chamber (1).
5. Inert gas separation device according to claim 1, characterized in that the end of the water inlet pipe (7) is provided with a spray head (8), and the spray head (8) is arranged above the heater (2) in a suspended manner.
6. The inert gas separation device according to claim 1, wherein the titanium sublimation pump (4) comprises a pump body (401) and a cold trap (402), the upper part of the pump body (401) is fixed in the mounting port (303), the cold trap (402) is arranged on the lower surface of the cover body (3) in a downward opening manner, two cooling pipes (403) are arranged on the cold trap (402) to form a cooling loop, and a through hole (404) for accommodating the pump body (401) is formed in the middle of the cold trap (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922252990.9U CN211505328U (en) | 2019-12-16 | 2019-12-16 | Inert gas separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922252990.9U CN211505328U (en) | 2019-12-16 | 2019-12-16 | Inert gas separation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211505328U true CN211505328U (en) | 2020-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922252990.9U Expired - Fee Related CN211505328U (en) | 2019-12-16 | 2019-12-16 | Inert gas separation device |
Country Status (1)
| Country | Link |
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| CN (1) | CN211505328U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117128714A (en) * | 2023-10-26 | 2023-11-28 | 杭州特盈低温液化装备有限公司 | Low-power consumption air separation device |
-
2019
- 2019-12-16 CN CN201922252990.9U patent/CN211505328U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117128714A (en) * | 2023-10-26 | 2023-11-28 | 杭州特盈低温液化装备有限公司 | Low-power consumption air separation device |
| CN117128714B (en) * | 2023-10-26 | 2024-01-12 | 杭州特盈低温液化装备有限公司 | Low-power consumption air separation device |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200915 |