CN213375213U - Multiple-effect cold trap pipe of chemical adsorption instrument - Google Patents
Multiple-effect cold trap pipe of chemical adsorption instrument Download PDFInfo
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- CN213375213U CN213375213U CN202020914351.4U CN202020914351U CN213375213U CN 213375213 U CN213375213 U CN 213375213U CN 202020914351 U CN202020914351 U CN 202020914351U CN 213375213 U CN213375213 U CN 213375213U
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- pipe
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- reducing head
- straight
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- 238000001179 sorption measurement Methods 0.000 title claims description 18
- 239000000126 substance Substances 0.000 title claims description 16
- 238000000746 purification Methods 0.000 claims abstract description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000003463 adsorbent Substances 0.000 abstract description 7
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 3
- 239000004429 Calibre Substances 0.000 abstract description 2
- 230000000007 visual effect Effects 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000009833 condensation Methods 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Separation Of Gases By Adsorption (AREA)
Abstract
The utility model discloses a chemisorption appearance multiple-effect cold trap pipe, including spiral enrichment pipe, straight going purification pipe, first switching device, second switching device, third switching device and fourth switching device. The utility model discloses in, after the gas after the reaction got into cold hydrazine system by the intake pipe, at first quick condensation and enrichment in spiral enrichment pipe, a small amount of formation along with gas flow or take off the thing and be handled by the secondary absorption behind the straight shape purification pipe, obtain the purified gas, get into subsequent signal detection system behind the outlet duct by the gas of purification. Because the straight purification pipe adopts transparent and heavy-calibre quartz glass pipe, can the visual observation adsorbent condition, when needing to be changed, only need unscrew the first reducing head and the quick replacement of second reducing head at both ends.
Description
Technical Field
The utility model relates to a chemical adsorption appearance technical field especially relates to a chemical adsorption appearance multiple-effect cold trap pipe.
Background
For a chemical adsorption instrument, cold hydrazine can remove impurities and cool gas in a test, and can effectively remove water generated by chemical reaction or interference signals generated by specific desorption products. Generally, U-shaped cold trap pipes are arranged in the instrument, but the U-shaped cold trap pipes are large in drift diameter, short in gas retention time, low in cooling efficiency, incapable of being provided with adsorbent filling layers and the like, and incapable of meeting the requirements of more chemical adsorption tests. Due to the unique structure of the multi-effect cold trap pipe, the problems are solved, and the interference signal of a detector caused by unstable airflow can be eliminated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a multiple-effect cold trap pipe of a chemical adsorption instrument.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a chemical adsorption instrument multi-effect cold trap pipe comprises a spiral enrichment pipe, a straight purification pipe, a first switching device, a second switching device, a third switching device and a fourth switching device, wherein the spiral enrichment pipe comprises a straight connecting pipe fixedly connected with an inlet at the upper end and an L-shaped connecting pipe fixedly connected with an outlet at the lower end; the first adapter comprises a first reducing pipe, the upper end of the first reducing pipe is in threaded connection with a fourth externally threaded pipe, the upper end of the fourth externally threaded pipe is fixedly connected with a first connecting piece, and the upper end of the first connecting piece is inserted with an air inlet pipe; the second adapter device comprises a second reducing pipe, the right end of the second reducing pipe is in threaded connection with a second connecting piece, and the left end of the second reducing pipe is in threaded connection with a second external threaded pipe; the second switching device comprises a right-angle reducing head, and the upper end of the right-angle reducing head is fixedly connected with a third external threaded pipe; and the fourth adapter device comprises a first reducing head and a second reducing head.
As a further description of the above technical solution:
the straight connecting pipe is fixedly connected with the lower end of the first external threaded pipe, and the right end of the L-shaped connecting pipe is fixedly connected with the left end of the second external threaded pipe.
As a further description of the above technical solution:
the right end of the second connecting piece is inserted and connected with the right end of the right-angle reducing head.
As a further description of the above technical solution:
the lower end of the first reducing head is fixedly connected with a third connecting piece, and the lower end of the third connecting piece is in threaded connection with the third external threaded pipe.
As a further description of the above technical solution:
the straight purification tube is clamped between the first reducing head and the second reducing head, and the straight purification tube is a transparent large-caliber quartz glass tube.
As a further description of the above technical solution:
and the upper end of the second reducing head is fixedly connected with an air outlet pipe.
The utility model discloses following beneficial effect has:
when the chemical adsorption instrument multi-effect cold trap pipe is used, the chemical adsorption instrument multi-effect cold trap pipe is quickly condensed and enriched in a spiral enrichment pipe after gas after reaction enters a cold trap system through an air inlet pipe, a first connecting piece, a first reducing pipe, a first external threaded pipe, a straight connecting pipe, a spiral enrichment pipe, an L-shaped connecting pipe, a second external threaded pipe, a second reducing pipe, a second connecting piece, a right-angle reducing head, a third external threaded pipe, a third connecting piece, a first reducing head, a straight purifying pipe, a second reducing head, an air outlet pipe and a fourth external threaded pipe, a small amount of products or extrusions flowing along with gas are subjected to secondary adsorption treatment after passing through the straight purifying pipe to obtain purified gas, and the purified gas enters a subsequent signal detection system after passing through the air outlet pipe. Because the straight purification pipe adopts transparent and heavy-calibre quartz glass pipe, can the visual observation adsorbent condition, when needing to be changed, only need unscrew the first reducing head and the quick replacement of second reducing head at both ends.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural diagram of a first adapter of the present invention;
fig. 3 is a schematic structural view of a second adapter device and a third adapter device of the present invention;
fig. 4 is a schematic structural view of a fourth switching device according to the present invention.
Illustration of the drawings:
1. an air inlet pipe; 2. a first connecting member; 3. a first reducer pipe; 4. a first externally threaded tube; 5. a straight connecting pipe; 6. a spiral enrichment tube; 7. an L-shaped connecting pipe; 8. a second externally threaded pipe; 9. a second reducer pipe; 10. a second connecting member; 11. a right-angle reducing head; 12. a third externally threaded tube; 13. a third connecting member; 14. a first reducing head; 15. a straight purification tube; 16. a second reducing head; 17. an air outlet pipe; 18. a fourth externally threaded pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention provides an embodiment: a chemical adsorption instrument multiple-effect cold trap pipe comprises a spiral enrichment pipe 6, a straight purification pipe 15, a first switching device, a second switching device, a third switching device and a fourth switching device, wherein the spiral enrichment pipe 6 comprises a straight connecting pipe 5 fixedly connected with an inlet at the upper end and an L-shaped connecting pipe 7 fixedly connected with an outlet at the lower end; the first switching device comprises a first reducing pipe 3, the upper end of the first reducing pipe 3 is in threaded connection with a fourth externally threaded pipe 18, the upper end of the fourth externally threaded pipe 18 is fixedly connected with a first connecting piece 2, and an air inlet pipe 1 is inserted into the upper end of the first connecting piece 2; the second switching device comprises a second reducing pipe 9, the right end of the second reducing pipe 9 is in threaded connection with a second connecting piece 10, and the left end of the second reducing pipe 9 is in threaded connection with a second external threaded pipe 8; the second switching device comprises a right-angle reducing head 11, and the upper end of the right-angle reducing head 11 is fixedly connected with a third external threaded pipe 12; a fourth adapter comprising a first reducer 14 and a second reducer 16.
The straight connecting pipe 5 is fixedly connected with the lower end of the first external threaded pipe 4, and the right end of the L-shaped connecting pipe 7 is fixedly connected with the left end of the second external threaded pipe 8, so that the disassembly is convenient; the right end of the second connecting piece 10 is inserted and connected with the right end of the right-angle reducing head 11, so that the second connecting piece 10 and the right-angle reducing head 11 can be conveniently installed and disassembled; the lower end of the first reducing head 14 is fixedly connected with a third connecting piece 13, and the lower end of the third connecting piece 13 is in threaded connection with a third external threaded pipe 12; the straight purification tube 15 is clamped between the first reducing head 14 and the second reducing head 16, the straight purification tube 15 adopts a transparent large-caliber quartz glass tube, the condition of the adsorbent can be visually observed, and when the adsorbent needs to be replaced, the first reducing head 14 and the second reducing head 16 at two ends are only required to be unscrewed for quick replacement; an air outlet pipe 17 is fixedly connected to the upper end of the second reducing head 16.
The working principle is as follows: after the reacted gas enters a cold trap system through an air inlet pipe 1, the reacted gas enters a spiral enrichment pipe 6 through a first reducing pipe 3 and a straight connecting pipe 5, the reacted gas is quickly condensed and enriched in the spiral enrichment pipe 6, a small amount of products or educts flowing along with the gas enter a straight purifying pipe through an L-shaped connecting pipe 7, a second reducing pipe 9, a right-angle reducing head 11 and a first reducing head 14 and are subjected to secondary adsorption treatment to obtain purified gas, the purified gas enters a subsequent signal detection system through an air outlet pipe 17, the straight purifying pipe is a transparent large-caliber quartz glass pipe, the condition of an adsorbent can be visually observed, when the adsorbent needs to be replaced, the first reducing head 14 and the second reducing head 16 at two ends only need to be unscrewed for quick replacement, and the whole device can be detached and convenient to install and clean.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides a chemical adsorption appearance multiple-effect cold trap pipe, includes spiral enrichment pipe (6), straight going purification pipe (15), first switching device, second switching device, third switching device and fourth switching device, its characterized in that:
a spiral enrichment pipe (6), wherein the spiral enrichment pipe (6) comprises a straight connecting pipe (5) fixedly connected with an inlet at the upper end and an L-shaped connecting pipe (7) fixedly connected with an outlet at the lower end;
the air inlet pipe comprises a first switching device and a second switching device, wherein the first switching device comprises a first reducing pipe (3), the upper end of the first reducing pipe (3) is in threaded connection with a fourth externally threaded pipe (18), the upper end of the fourth externally threaded pipe (18) is fixedly connected with a first connecting piece (2), and the upper end of the first connecting piece (2) is inserted with an air inlet pipe (1);
the second switching device comprises a second reducing pipe (9), the right end of the second reducing pipe (9) is in threaded connection with a second connecting piece (10), and the left end of the second reducing pipe (9) is in threaded connection with a second external threaded pipe (8);
the second switching device comprises a right-angle reducing head (11), and the upper end of the right-angle reducing head (11) is fixedly connected with a third external threaded pipe (12);
and the fourth adapter device comprises a first reducing head (14) and a second reducing head (16).
2. The multi-effect cold trap pipe of the chemical adsorption instrument of claim 1, wherein: the right end of the second connecting piece (10) is inserted and connected with the right end of the right-angle reducing head (11).
3. The multi-effect cold trap pipe of the chemical adsorption instrument of claim 1, wherein: the lower extreme fixedly connected with third connecting piece (13) of first reducing head (14), the lower extreme of third connecting piece (13) with third external screw thread pipe (12) threaded connection.
4. The multi-effect cold trap pipe of the chemical adsorption instrument of claim 1, wherein: the straight purification tube (15) is clamped between the first reducing head (14) and the second reducing head (16), and the straight purification tube (15) is a transparent large-caliber quartz glass tube.
5. The multi-effect cold trap pipe of the chemical adsorption instrument of claim 1, wherein: the upper end of the second reducing head (16) is fixedly connected with an air outlet pipe (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020914351.4U CN213375213U (en) | 2020-05-27 | 2020-05-27 | Multiple-effect cold trap pipe of chemical adsorption instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020914351.4U CN213375213U (en) | 2020-05-27 | 2020-05-27 | Multiple-effect cold trap pipe of chemical adsorption instrument |
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| Publication Number | Publication Date |
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| CN213375213U true CN213375213U (en) | 2021-06-08 |
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| CN202020914351.4U Active CN213375213U (en) | 2020-05-27 | 2020-05-27 | Multiple-effect cold trap pipe of chemical adsorption instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119236440A (en) * | 2024-10-17 | 2025-01-03 | 重庆右维科技有限公司 | Waste gas condensation recovery and reuse system and method |
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2020
- 2020-05-27 CN CN202020914351.4U patent/CN213375213U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119236440A (en) * | 2024-10-17 | 2025-01-03 | 重庆右维科技有限公司 | Waste gas condensation recovery and reuse system and method |
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