CN208420786U - Hydrogen data pick-up - Google Patents
Hydrogen data pick-up Download PDFInfo
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- CN208420786U CN208420786U CN201820837643.5U CN201820837643U CN208420786U CN 208420786 U CN208420786 U CN 208420786U CN 201820837643 U CN201820837643 U CN 201820837643U CN 208420786 U CN208420786 U CN 208420786U
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- turntable
- hydrogen
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- gas
- gas chamber
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Abstract
Hydrogen data pick-up, including shell, the shell includes cylinder and cover board, a cover board is respectively fixedly connected at the top and bottom of cylinder, cover board blocks the opening of cylinder, and the inside of cylinder is equipped with a turntable, and the center of turntable is equipped with central axis, central axis is fixedly connected with turntable, and central axis is rotatablely connected by bearing and cover board；The cover board of cylinder body bottom, which is fixed by the bracket, to be mounted on the base；It is opened on turntable there are four the gas chamber of uniformly annular array distribution, the front end of gas chamber extends to turntable periphery and constitutes opening, and the inside top of gas chamber is equipped with hydrogen gas sensor；The turntable of hydrogen data pick-up design enclosure interior replaces to sensor, sensor is set in gas chamber, first gas chamber is turned off after filling under test gas in gas chamber to be detected, the density of hydrogen being able to detect in the environment to be measured in a short period, and multiple sensor alternations can make hydrogen gas sensor be restored, and prolong its service life.
Description
Technical field
The utility model relates to sensor field, especially a kind of hydrogen data pick-up.
Background technique
Hydrogen due to its high combustion efficiency, product is pollution-free the advantages that, be collectively known as three big new energy with solar energy, nuclear energy
Source.As a kind of new energy, hydrogen is widely used in fields such as aviation, power；Meanwhile hydrogen is as a kind of reproducibility
Gas and carrier gas especially have particularly important application valence in chemical industry, electronics, medical treatment, metal smelt in military and national defense field
Value.But hydrogen molecule very little easily leaks during production, storage, transport and use, since hydrogen is unfavorable for breathing, nothing
Color is tasteless, cannot be realized by people's nose, and ignition point is only 585 DEG C, and content meets open fire in 4%~75% range in air
It explodes, therefore must carry out detecting and to it using content of the hydrogen gas sensor to hydrogen in environment in the use of hydrogen
Leakage is monitored.
Hydrogen gas sensor in the prior art is usually to be directly exposed in environment to be measured to be detected, but work as ring to be measured
When density of hydrogen variation is very fast in border, hydrogen gas sensor is difficult to detect the environment to be measured in accurate one section of short period
In density of hydrogen.
Utility model content
The utility model is intended to provide the density of hydrogen in a kind of environment to be measured being able to detect in a short period
Hydrogen data pick-up.
To achieve the above object, the utility model provides the following technical solutions: hydrogen data pick-up, including shell, institute
Stating shell includes cylinder and cover board, and a cover board is respectively fixedly connected at the top and bottom of cylinder, and cover board blocks the opening of cylinder,
The inside of cylinder is equipped with a turntable, and the center of turntable is equipped with central axis, and central axis is fixedly connected with turntable, and central axis passes through axis
It holds and is rotatablely connected with cover board；The cover board of cylinder body bottom, which is fixed by the bracket, to be mounted on the base, and is pacified on pedestal by electric machine support
Decelerating motor is filled, the output shaft of decelerating motor is equipped with driving pulley, and the lower end of central axis extends to hull outside, and installs
There is driven pulley, is connected between driving pulley and driven pulley by belt；Uniform annular array distribution there are four being opened on turntable
Gas chamber, the front end of gas chamber extends to turntable periphery and constitutes opening, and the inside top of gas chamber is equipped with hydrogen gas sensor, gas chamber it is upper
Turntable string holes is provided in the turntable of side, center axis center is equipped with through-hole, and central axis is equipped in connection through-hole and turntable string holes
Mandrel string holes；Cylinder is equipped under test gas air inlet, under test gas venthole, air inflow openings and air venthole, wherein
Under test gas air inlet and under test gas venthole are set to before cylinder, and air inflow openings and air venthole are set to cylinder
Below, under test gas air inlet connects the air outlet of the first blower by pipeline, and air inflow openings connect the second wind by pipeline
The air outlet of machine, under test gas venthole and air venthole are separately connected under test gas comb and air comb.
Further scheme as the utility model: the turntable and cylinder clearance fit, and set on the inner wall of cylinder
There is the gasket with turntable cooperation.
Further scheme as the utility model: the top of the gas chamber is equipped with the installation being adapted to hydrogen gas sensor
Hole, hydrogen gas sensor are set in the mounting hole, and filling with sealant seals between hydrogen gas sensor and mounting hole.
Further scheme as the utility model: the hydrogen gas sensor is electrochemical hydrogen gas sensor.
Further scheme as the utility model: the gas chamber is integrally in cuboid or cylinder.
Further scheme as the utility model: between the under test gas air inlet and under test gas venthole
The width of gas chamber is respectively less than away from the spacing between, air inflow openings and air venthole.
Compared with prior art, the utility model has the beneficial effects that hydrogen data pick-up design enclosure interior
Turntable replaces to sensor, and sensor is set in gas chamber, turns off gas chamber after first filling under test gas in gas chamber
It is detected, the density of hydrogen being able to detect in the environment to be measured in a short period, and multiple sensors work alternatively
Hydrogen gas sensor can be made to be restored, prolonged its service life, is worth promoting.
Detailed description of the invention
Fig. 1 is the front view of the utility model.
Fig. 2 is the top view of the utility model.
Fig. 3 is the inside bottom view of the utility model.
In figure: 1. shells；2. cylinder；3. cover board；4. turntable；5. central axis；6. pedestal；7. decelerating motor；8. main belt
Wheel；9. driven pulley；10. gas chamber；11. hydrogen gas sensor；12. turntable string holes；13. through-hole；14. central axis string holes；15. to be measured
Gas inlet hole；16. under test gas venthole；17. air inflow openings；18. air venthole
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, in the utility model embodiment, hydrogen data pick-up, including shell 1, the shell 1 include
Cylinder 2 and cover board 3, the top and bottom of cylinder 2 are respectively fixedly connected with a cover board 3, and cover board 3 blocks the opening of cylinder 2, cylinder
2 inside is equipped with a turntable 4, and the center of turntable 4 is equipped with central axis 5, and central axis 5 is fixedly connected with turntable 4, and central axis 5 is logical
It crosses bearing and cover board 3 is rotatablely connected；The cover board 3 of 2 bottom of cylinder, which is fixed by the bracket, to be mounted on pedestal 6, passes through electricity on pedestal 6
Machine support installs decelerating motor 7, and the output shaft of decelerating motor 7 is equipped with driving pulley 8, and the lower end of central axis 5 extends to shell 1
Outside, and driven pulley 9 is installed, it is connected between driving pulley 8 and driven pulley 9 by belt.
It is opened on turntable 4 there are four the gas chamber 10 of uniformly annular array distribution, the front end of gas chamber 10 extends to 4 periphery structure of turntable
At opening, the inside top of gas chamber 10 is equipped with hydrogen gas sensor 11, is provided with turntable string holes 12 in the turntable 4 of the top of gas chamber 10,
5 center of central axis is equipped with through-hole 13, and central axis 5 is equipped with the central axis string holes 14 of connection through-hole 13 and turntable string holes 12；Cylinder 2
It is equipped under test gas air inlet 15, under test gas venthole 16, air inflow openings 17 and air venthole 18, wherein gas to be measured
Body air inlet 15 and under test gas venthole 16 are set to before cylinder 2, and air inflow openings 17 and air venthole 18 are set to cylinder
Behind body 2, under test gas air inlet 15 connects the air outlet of the first blower by pipeline, and air inflow openings 17 are connected by pipeline
The air outlet of the second blower is connect, under test gas venthole 16 and air venthole 18 are separately connected under test gas comb and air row
Pipe.
Further, turntable 4 and 2 clearance fit of cylinder, and the inner wall of cylinder 2 is equipped with the gasket cooperated with turntable 4.
Space in turntable 4 can be sealed, the selection etc. as gasket is the prior art.
Further, the top of gas chamber 10 is equipped with the mounting hole being adapted to hydrogen gas sensor 11, and hydrogen gas sensor 11 is set to should
In mounting hole, and filling with sealant seals between hydrogen gas sensor 11 and mounting hole.
Further, hydrogen gas sensor 11 is electrochemical hydrogen gas sensor.
Further, it is in cuboid or cylinder that gas chamber 10 is whole.
Further, there are four central axis string holes 14 is set.
Further, the lead of hydrogen gas sensor 11 is by being drawn out to cylinder after turntable string holes 12, central axis string holes 14 and through-hole 13
Outside body 2.And the mechanisms such as existing controller, receiver are connected, these mechanisms are the prior art, and therefore not to repeat here.
Further, decelerating motor 7 is clockwise and anticlockwise motor, can be turned to by switching, thus in a swing circle
After reversely rotate a cycle, it is reciprocal with this, avoid the wire wound at 5 center of central axis.
Further, the spacing between under test gas air inlet 15 and under test gas venthole 16 and air inflow openings 17 and sky
Spacing between gas venthole 18 is respectively less than the width of gas chamber 10.
Further, the air inlet of the first blower is located under test gas local environment, and the air inlet of the second blower is located at clean
In environment locating for net air, the outlet of under test gas comb be can be under test gas local environment, and gaseousness is discharged
Matter is identical, can backflow, and in air comb due to comprising under test gas, filter can be discharged to, by filtering after
Discharge.
Further, above-mentioned blower, decelerating motor 7 are by switch connection power supply, as to how being opened and closed by switch control
It is the prior art, therefore not to repeat here.
The design feature and its working principle of the utility model: decelerating motor 7 can be led to by power drives rotation first
Crossing while V belt translation drives central axis 5 to rotate drives turntable 4 to rotate, and rotates the position that a gas chamber 10 arrives under test gas manhole appendix
It sets, opens the first blower at this time, under test gas is pumped into this gas chamber 10 by the first blower, then from 16 row of under test gas venthole
Out, the complete replacement for 10 internal gas of gas chamber is completed after a period of time, then proceeding to rotation turntable 4 (90 °) makes this gas
The opening of room 10 is blocked by the inner wall of cylinder 2, then detects 10 internal hydrogen concentration of gas chamber by hydrogen gas sensor 11 again, in this way
The density of hydrogen being just able to detect in the environment to be measured in a short period；Turntable 4 (90 °) is continued to rotate after detection to be made
The opening of this gas chamber 10 turns to the position of air inflow openings 17 and air venthole 18, then starts the second blower, will be clean
Net air is pumped into gas chamber 10 and is discharged again from air venthole 18,10 internal gas of gas chamber is replaced with pure air, in order under
One-shot measurement, and can be avoided and always exist the under test gas comprising hydrogen inside gas chamber 10, obtain hydrogen gas sensor 11
Restore, prolongs its service life.Its excess-three gas chamber 10 is same while this above-mentioned gas chamber 10 completes whole cycle
Process similarly complete a cycle again, such as when the opening of this gas chamber 10 is blocked by the inner wall of cylinder 2, next gas chamber
10 are just rotated into the position of under test gas manhole appendix.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. hydrogen data pick-up, including shell, which is characterized in that the shell includes cylinder and cover board, the top of cylinder and
Bottom is respectively fixedly connected with a cover board, and cover board blocks the opening of cylinder, and the inside of cylinder is equipped with a turntable, the center of turntable
Equipped with central axis, central axis is fixedly connected with turntable, and central axis is rotatablely connected by bearing and cover board；The cover board of cylinder body bottom is logical
It crosses bracket to be fixedly mounted on pedestal, decelerating motor is installed by electric machine support on pedestal, the output shaft of decelerating motor is equipped with
Driving pulley, the lower end of central axis extends to hull outside, and is equipped with driven pulley, between driving pulley and driven pulley
It is connected by belt；It is opened on turntable there are four the gas chamber of uniformly annular array distribution, the front end of gas chamber extends to turntable periphery structure
At opening, the inside top of gas chamber is equipped with hydrogen gas sensor, is provided with turntable string holes, center axis center in the turntable of the top of gas chamber
Equipped with through-hole, central axis is equipped with the central axis string holes of connection through-hole and turntable string holes；Cylinder be equipped under test gas air inlet,
Under test gas venthole, air inflow openings and air venthole, wherein under test gas air inlet and under test gas venthole are set to
Before cylinder, air inflow openings and air venthole are set to cylinder below, and under test gas air inlet connects the by pipeline
The air outlet of one blower, air inflow openings connect the air outlet of the second blower by pipeline, and under test gas venthole and air go out
Stomata is separately connected under test gas comb and air comb.
2. hydrogen data pick-up according to claim 1, which is characterized in that the turntable and cylinder clearance fit, and
And the inner wall of cylinder is equipped with the gasket cooperated with turntable.
3. hydrogen data pick-up according to claim 1, which is characterized in that the top of the gas chamber is equipped with to be passed with hydrogen
The mounting hole of sensor adaptation, hydrogen gas sensor are set in the mounting hole, and sealing is filled between hydrogen gas sensor and mounting hole
Glue sealing.
4. hydrogen data pick-up according to claim 1, which is characterized in that the hydrogen gas sensor is electrochemical hydrogen
Sensor.
5. hydrogen data pick-up according to claim 1, which is characterized in that the gas chamber is integrally in cuboid or circle
Cylindricality.
6. hydrogen data pick-up according to claim 1, which is characterized in that the under test gas air inlet and gas to be measured
Spacing between spacing, air inflow openings between body venthole and air venthole is respectively less than the width of gas chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820837643.5U CN208420786U (en) | 2018-05-31 | 2018-05-31 | Hydrogen data pick-up |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820837643.5U CN208420786U (en) | 2018-05-31 | 2018-05-31 | Hydrogen data pick-up |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208420786U true CN208420786U (en) | 2019-01-22 |
Family
ID=65111866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820837643.5U Expired - Fee Related CN208420786U (en) | 2018-05-31 | 2018-05-31 | Hydrogen data pick-up |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208420786U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881597A (en) * | 2021-01-11 | 2021-06-01 | 山东圣文环保科技有限公司 | VOCS check out test set |
| CN113588732A (en) * | 2021-07-28 | 2021-11-02 | 合肥微纳传感技术有限公司 | Gas sensor working device and working method thereof |
| CN114354849A (en) * | 2021-12-27 | 2022-04-15 | 汉威科技集团股份有限公司 | Multi-cavity gas detection device and implementation method thereof |
-
2018
- 2018-05-31 CN CN201820837643.5U patent/CN208420786U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881597A (en) * | 2021-01-11 | 2021-06-01 | 山东圣文环保科技有限公司 | VOCS check out test set |
| CN113588732A (en) * | 2021-07-28 | 2021-11-02 | 合肥微纳传感技术有限公司 | Gas sensor working device and working method thereof |
| CN113588732B (en) * | 2021-07-28 | 2024-02-20 | 微纳感知(合肥)技术有限公司 | Working method of gas sensor working device |
| CN114354849A (en) * | 2021-12-27 | 2022-04-15 | 汉威科技集团股份有限公司 | Multi-cavity gas detection device and implementation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20190122 Termination date: 20200531 |