CN211453329U - Photoacoustic spectrometer hydrogen detection assembly - Google Patents
Photoacoustic spectrometer hydrogen detection assembly Download PDFInfo
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- CN211453329U CN211453329U CN201922385282.2U CN201922385282U CN211453329U CN 211453329 U CN211453329 U CN 211453329U CN 201922385282 U CN201922385282 U CN 201922385282U CN 211453329 U CN211453329 U CN 211453329U
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Abstract
The utility model discloses a hydrogen determine module for optoacoustic spectrometer, including detection case and storage appearance case, one side fixedly connected with seal cushion of detection case, the bottom fixedly connected with oil-gas separation membrane of detection case, the fixed intercommunication of oil pipe has circulating oil pump, the inside swing joint of casing has the threaded rod, the equal fixedly connected with slide bar in both sides of thread bush, the spout has been seted up to the inner wall both sides of casing, the one end slidable mounting of slide bar is in the spout, one side fixedly connected with fixed block of casing, the upper portion swing joint of fixed block has the buckle, the detection case passes through thread bush and draw-in groove joint with storage appearance case. The utility model discloses a set up the draw-in groove on the detection case to be provided with carousel handle, threaded rod and thread bush in the casing of storing up appearance case one side, can be convenient for install and dismantle, and can adjust the inner space size of storing up the appearance case.
Description
Technical Field
The utility model relates to an acousto-optic spectroscopy instrument matches technical field, specifically is a hydrogen detection subassembly for optoacoustic spectrometer.
Background
Photoacoustic spectroscopy is being increasingly applied to the field of state monitoring of oil-filled electrical equipment as a novel online monitoring technology for dissolved gas in transformer oil. The photoacoustic spectroscopy can realize multi-component detection and greatly reduce the field maintenance amount, but symmetric molecules such as hydrogen cannot be detected by optical principles such as photoacoustic spectroscopy, and other effective detection means must be provided.
When the hydrogen detection assembly of the existing photoacoustic spectrometer detects hydrogen, the sample box to be detected and the detection device are usually fixedly and hermetically connected by using the fixing screws, so that the hydrogen detection assembly for the photoacoustic spectrometer is not convenient to adjust, install and disassemble, and the problem is solved by the hydrogen detection assembly for the photoacoustic spectrometer.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hydrogen determine module for optoacoustic spectrometer is through setting up the draw-in groove on the detection case to be provided with carousel handle, threaded rod and thread bush in the casing of storing up appearance case one side, can be convenient for install and dismantle, and can adjust the inner space size of storing up the appearance case, with the problem of solving existence among the above-mentioned background art.
In order to achieve the purpose, the utility model provides a hydrogen detection component for a photoacoustic spectrometer, which comprises a detection box and a sample storage box, the outer side wall of the detection box is fixedly connected with a sealing cushion block, the bottom of the detection box is fixedly connected with an oil-gas separation membrane, oil pipes are fixedly communicated with both sides of the bottom of the sample storage box, the oil pipes are fixedly communicated with a circulating oil pump, the upper parts of the two sides of the sample storage box are fixedly connected with a shell, a threaded rod is movably connected inside the shell, one end of the threaded rod is in threaded connection with a threaded sleeve, both sides of the threaded sleeve are fixedly connected with sliding rods, the two sides of the inner wall of the shell are provided with sliding grooves, one end of the sliding rod is slidably arranged in the sliding grooves, one side fixedly connected with fixed block of casing, the upper portion swing joint of fixed block has the buckle, the detection case passes through thread bush and draw-in groove joint with storing up the appearance case.
Furthermore, the upper part of the detection box is provided with an oxygen inlet, and the bottom of the detection box is provided with a sample inlet to be detected.
Further, the oil-gas separation membrane is a polyimide membrane or a polyvinylidene fluoride membrane.
Furthermore, the both sides of detection case all are provided with the draw-in groove of the thread bush joint of being convenient for, and the draw-in groove interval sets up.
Further, the sliding groove is arranged to be a dovetail groove.
Furthermore, one end of the sliding rod is arranged to be of a trapezoidal structure matched with the sliding groove.
Furthermore, the one end fixedly connected with carousel handle of threaded rod, the spacing groove of the buckle joint of being convenient for is seted up to one side of carousel handle.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a set up the draw-in groove on the detection case to be provided with the carousel handle in the casing of storing up appearance case one side, it is rotatory to drive the threaded rod through rotatory carousel handle, and the threaded rod drives the thread bush and removes, and the both sides of thread bush are provided with the spacing slide bar of being convenient for, through the joint of thread bush and draw-in groove, and set up sealed cushion on the lateral wall of detection case, can be convenient for install and dismantle, and can adjust the inner space size of storing up the appearance case.
Drawings
FIG. 1 is a schematic cross-sectional view of a storage bin of the present invention;
FIG. 2 is a schematic cross-sectional view of the detection box of the present invention;
fig. 3 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a detection box; 2. a sample storage box; 3. a sample inlet to be tested; 4. an oxygen inlet port; 5. an oil-gas separation membrane; 6. a circulating oil pump; 7. an oil pipe; 8. sealing the cushion block; 9. a card slot; 10. a turntable handle; 11. a fixed block; 12. buckling; 13. a threaded rod; 14. a threaded sleeve; 15. a slide bar; 16. a chute; 17. a housing.
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.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a hydrogen determine module for optoacoustic spectrometer, including detection case 1 and storage appearance case 2, fixedly connected with seal cushion 8 on detection case 1's the outside lateral wall, detection case 1's bottom fixedly connected with oil-gas separation membrane 5, the equal fixed intercommunication in bottom both sides of storage appearance case 2 has oil pipe 7, the fixed intercommunication of oil pipe 7 has circulating oil pump 6, the equal fixedly connected with casing 17 in both sides upper portion of storage appearance case 2, the inside swing joint of casing 17 has threaded rod 13, the one end threaded connection of threaded rod 13 has threaded bush 14, the equal fixedly connected with slide bar 15 in both sides of threaded bush 14, spout 16 has been seted up to casing 17's inner wall both sides, the one end slidable mounting of slide bar 15 is in spout 16, one side fixedly connected with fixed block 11 of casing 17, the upper portion swing joint of fixed block 11 has buckle 12, detection case 1 and storage appearance case 2 pass through threaded bush 14.
In practical implementation, the upper part of the detection box 1 is provided with an oxygen inlet 4, and the bottom of the detection box 1 is provided with a sample inlet 3 to be detected. The oil-gas separation membrane 5 is a polyimide membrane or a polyvinylidene fluoride membrane. The two sides of the detection box 1 are provided with clamping grooves 9 convenient for the clamping connection of the thread sleeves 14, and the clamping grooves 9 are arranged at intervals. The inner space of the sample storage box 2 can be adjusted and is convenient to install. The runner 16 is provided as a dovetail groove. One end of the sliding rod 15 is arranged to be a trapezoidal structure matched with the sliding groove 16, so that the sliding rod 15 is prevented from falling off when sliding in the sliding groove 16. One end fixedly connected with carousel handle 10 of threaded rod 13, the spacing groove of the buckle 12 joint of being convenient for is seted up to one side of carousel handle 10, can fix carousel handle 10.
The detection box 1 can be internally provided with a fuel cell assembly for detecting gas concentration, the fuel cell assembly is provided with an electrolyte layer, when hydrogen molecules to be detected enter the detection box 1 through an oil-gas separation membrane 5 according to the principle of dissolution and diffusion and reach the anode of the fuel cell assembly, the hydrogen molecules generate oxidation reaction to generate hydrogen ions under the action of a catalyst of the anode of the fuel cell assembly, meanwhile, oxygen entering the detection box 1 through an oxygen inlet 4 reaches the cathode of the fuel cell assembly, the oxygen ions generate reduction reaction at the catalyst of the cathode to generate oxygen ions, the hydrogen ions move from the anode of the fuel cell assembly to the catalyst of the cathode of the fuel cell assembly under the action of the electrolyte layer to generate reduction reaction to generate oxygen ions, and the hydrogen ions move from the anode of the fuel cell assembly to the cathode of the fuel cell assembly under the action of the electrolyte layer to combine with the oxygen ions to generate water, meanwhile, electrons move from the cathode of the fuel cell component to the anode of the fuel cell component through an external circuit to complete chemical reaction, the quantity of the transferred electrons is in direct proportion to the quantity of hydrogen participating in the reaction, and the hydrogen detection can be realized by detecting the current.
The working principle is as follows: when using, drive threaded rod 13 through rotatory carousel handle 10 and rotate, threaded rod 13 drives thread bush 14 and removes, and the both sides of thread bush 14 are provided with the spacing slide bar 15 of being convenient for, through the joint of thread bush 14 with draw-in groove 9 to set up seal cushion 8 on the lateral wall of detection case 1, can be convenient for install and dismantle, and can adjust the inner space size of storing up appearance case 2.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a hydrogen determine module for photoacoustic spectrometer, includes detection case (1) and storage appearance case (2), its characterized in that: the detection box comprises a detection box (1), a sealing cushion block (8) is fixedly connected to the outer side wall of the detection box (1), an oil-gas separation membrane (5) is fixedly connected to the bottom of the detection box (1), oil pipes (7) are fixedly communicated with the two sides of the bottom of a sample storage box (2), a circulating oil pump (6) is fixedly communicated with the oil pipes (7), a shell (17) is fixedly connected to the upper portions of the two sides of the sample storage box (2), a threaded rod (13) is movably connected to the inside of the shell (17), a threaded sleeve (14) is connected to one end of the threaded rod (13) in a threaded manner, slide rods (15) are fixedly connected to the two sides of the threaded sleeve (14), slide grooves (16) are formed in the two sides of the inner wall of the shell (17), one ends of the slide rods (15) are slidably mounted in the slide grooves (16), a fixed block (11) is fixedly connected to, the detection box (1) and the sample storage box (2) are clamped with each other through a threaded sleeve (14) and a clamping groove (9).
2. The hydrogen detection assembly for the photoacoustic spectrometer of claim 1, wherein: the upper portion of detection case (1) is provided with oxygen inlet port (4), the bottom of detection case (1) is provided with sample inlet port (3) that awaits measuring.
3. The hydrogen detection assembly for the photoacoustic spectrometer of claim 1, wherein: the oil-gas separation membrane (5) is a polyimide membrane or a polyvinylidene fluoride membrane.
4. The hydrogen detection assembly for the photoacoustic spectrometer of claim 1, wherein: the two sides of the detection box (1) are provided with clamping grooves (9) convenient for clamping of threaded sleeves (14), and the clamping grooves (9) are arranged at intervals.
5. The hydrogen detection assembly for the photoacoustic spectrometer of claim 1, wherein: the sliding groove (16) is arranged as a dovetail groove.
6. The hydrogen detection assembly for the photoacoustic spectrometer of claim 1, wherein: one end of the sliding rod (15) is arranged to be a trapezoidal structure matched with the sliding groove (16).
7. The hydrogen detection assembly for the photoacoustic spectrometer of claim 1, wherein: the one end fixedly connected with carousel handle (10) of threaded rod (13), the spacing groove of buckle (12) joint of being convenient for is seted up to one side of carousel handle (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922385282.2U CN211453329U (en) | 2019-12-26 | 2019-12-26 | Photoacoustic spectrometer hydrogen detection assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922385282.2U CN211453329U (en) | 2019-12-26 | 2019-12-26 | Photoacoustic spectrometer hydrogen detection assembly |
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| Publication Number | Publication Date |
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| CN211453329U true CN211453329U (en) | 2020-09-08 |
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| CN201922385282.2U Active CN211453329U (en) | 2019-12-26 | 2019-12-26 | Photoacoustic spectrometer hydrogen detection assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113008876A (en) * | 2021-02-26 | 2021-06-22 | 武胜县环境监测站 | Measuring equipment for formaldehyde in ambient air |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113008876A (en) * | 2021-02-26 | 2021-06-22 | 武胜县环境监测站 | Measuring equipment for formaldehyde in ambient air |
| CN113008876B (en) * | 2021-02-26 | 2023-08-15 | 广东达康安全技术咨询有限公司 | Determination equipment for formaldehyde in ambient air |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A hydrogen detection module for photoacoustic spectrometer Effective date of registration: 20210616 Granted publication date: 20200908 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: HUBEI INFOTECH Co.,Ltd. Registration number: Y2021420000038 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220531 Granted publication date: 20200908 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: HUBEI INFOTECH CO.,LTD. Registration number: Y2021420000038 |