CN204882519U - Gaseous detection device - Google Patents
Gaseous detection device Download PDFInfo
- Publication number
- CN204882519U CN204882519U CN201520646519.7U CN201520646519U CN204882519U CN 204882519 U CN204882519 U CN 204882519U CN 201520646519 U CN201520646519 U CN 201520646519U CN 204882519 U CN204882519 U CN 204882519U
- Authority
- CN
- China
- Prior art keywords
- piston
- gas
- cylindrical shell
- sensor array
- pull bar
- 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
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Abstract
The utility model relates to a gaseous detection device, the device include the barrel, the barrel is equipped with piston and pull rod, barrel one end is equipped with the end cover, slip ground cross -under setting between end cover and the pull rod, the pull rod outer end is equipped with the handle, and the barrel other end is equipped with business turn over gas and connects, in connecting, business turn over gas is equipped with the plug valve, plug valve intercommunication barrel be equipped with sensor array on the no rod end face of piston, form between the no rod end of piston and barrel, the plug valve and detect the cavity. The utility model discloses a detection device is integrated in the piston cylinder with a plurality of gas sensor, and small, the low power dissipation can effectual detection multi -gas to gaseous quantitative analysis can carry out.
Description
Technical field
The utility model relates to gas detection technology field, is specifically related to a kind of gas-detecting device.
Background technology
Gas sensor a kind ofly can convert the device of electric signal to by gaseous species and with concentration dependent information.Just can obtain according to the power of these electric signals and there is the relevant information of situation in the environment with gas to be measured, thus can carry out detecting, monitor, report to the police.In fields such as food industry, chemical industry, environmental monitoring, medical diagnosis, safety inspections, the intelligent odor identification instrument that gas sensor and pattern recognition system are formed has a wide range of applications, and is more and more subject to extensive concern.Traditional gas detect adopts single gas detect mode mostly, namely often measure a kind of gas and need a kind of measurement instrument, by the development trend that the detection and Identification that a kind of instrument can carry out multiple gases are gas detecting instruments, and the utility model is by multiple gases sensor composition sensor array, then be arranged on corresponding medium, special component in gas can be detected by sensor array, realize the identification to multiple gases and detection.
Utility model content
The purpose of this utility model is to overcome prior art Problems existing, provides a kind of gas-detecting device.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the utility model is achieved through the following technical solutions:
A kind of gas-detecting device, this device comprises cylindrical shell, described cylindrical shell is provided with piston and pull bar, and described cylindrical shell one end is provided with end cap, and between described end cap and pull bar, cross-under is slidably arranged, described pull bar outer end is provided with handle, the cylindrical shell other end is provided with into air outlet adapter, described in enter in air outlet adapter to be provided with rubber plug valve, described rubber plug valve is communicated with cylindrical shell, the rear end face of described piston is provided with sensor array, between the rear end of piston and cylindrical shell, rubber plug valve, forms detection chambers.
Further, the rear end face of described piston is provided with collar stop, and the height of described collar stop on the rear end face of piston is greater than sensor array, and described collar stop forms encirclement structure to sensor array.
Further, the surface of contact of described end cap and pull bar is provided with O-ring seal.
Further, described sensor array comprise in alcohol sensor, methane transducer, carbon monoxide transducer, acetylene sensor one or more, the extraction wire of sensor array arranges pull bar by hollow and draws outside handle.
Further, this device also includes circuit module: described sensor array connects amplifying circuit, described amplifying circuit connects A/D converter, and described A/D converter connects the signal input part of single-chip microcomputer, and the signal output part of described single-chip microcomputer connects light-emitting diode display and alarm respectively.
The beneficial effects of the utility model are:
Multiple gas sensor is integrated in piston cylinder by pick-up unit of the present utility model, and volume is little, low in energy consumption, effectively can detect multiple gases, and can carry out gasometric analysis.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the utility model circuit structure block diagram.
Number in the figure illustrates: 1, cylindrical shell, 2, piston, 3, pull bar, 4, sensor array, 5, end cap, 6, enter air outlet adapter, 7, rubber plug valve, 8, collar stop, 9, O-ring seal, 10, handle, 11, draw wire.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the utility model in detail.
With reference to shown in Fig. 1, a kind of gas-detecting device, this device comprises cylindrical shell 1, in the present embodiment, scale is marked with at cylindrical shell 1 outside surface, for showing the volume of sample gas, described cylindrical shell 1 is provided with piston 2 and pull bar 3, described cylindrical shell 1 one end is provided with end cap 5, between described end cap 5 and pull bar 3, cross-under is slidably arranged, described pull bar 3 outer end is provided with handle 10, cylindrical shell 1 other end is provided with into air outlet adapter 6, describedly enter to be provided with rubber plug valve 7 in air outlet adapter 6, described rubber plug valve 7 is communicated with cylindrical shell 1, the rear end face of described piston 2 is provided with sensor array 4, the rear end of piston 2 and cylindrical shell 1, detection chambers is formed between rubber plug valve 7.
The rear end face of described piston 2 is provided with collar stop 8; the height of described collar stop 8 on the rear end face of piston 2 is greater than sensor array 4; and described collar stop 8 pairs of sensor arraies 4 are formed and surround structure; make when piston 2 shifts the front end of cylindrical shell 1 onto; collar stop 8 first contacts with cylindrical shell 1, protection sensor array 4.
Described end cap 5 is provided with O-ring seal 9 with the surface of contact of pull bar 3.
Described sensor array 4 comprise in alcohol sensor, methane transducer, carbon monoxide transducer, acetylene sensor one or more, the extraction wire 11 of sensor array 4 arranges pull bar 3 by hollow and draws outside handle 10, draw wire 11 and can connect radio receiving transmitting module, by the mode transmission signal of wireless transmission to single-chip microcomputer, also can wired direct connection amplifying circuit.
With reference to shown in Fig. 2, this device also includes circuit module: described sensor array 4 connects amplifying circuit, described amplifying circuit connects A/D converter, and described A/D converter connects the signal input part of single-chip microcomputer, and the signal output part of described single-chip microcomputer connects light-emitting diode display and alarm respectively.
The utility model course of action and principle:
When bleeding, the rubber plug valve 7 entered in air outlet adapter 6 is opened automatically, detects gas and flows in the detection chambers of cylindrical shell 1; Now piston 2 starts without the sensor array 4 on pole face detection detection gas being carried out to qualitative, quantitative; After detection completes, handle 10 promotes piston 2 fast, impels and again opens into the rubber plug valve 7 in air outlet adapter 6, discharges and detects gas.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a gas-detecting device, this device comprises cylindrical shell (1), described cylindrical shell (1) is provided with piston (2) and pull bar (3), it is characterized in that, described cylindrical shell (1) one end is provided with end cap (5), between described end cap (5) and pull bar (3), cross-under is slidably arranged, described pull bar (3) outer end is provided with handle (10), cylindrical shell (1) other end is provided with into air outlet adapter (6), describedly enter to be provided with rubber plug valve (7) in air outlet adapter (6), described rubber plug valve (7) is communicated with cylindrical shell (1), the rear end face of described piston (2) is provided with sensor array (4), the rear end of piston (2) and cylindrical shell (1), rubber plug valve forms detection chambers between (7).
2. gas-detecting device according to claim 1, it is characterized in that, the rear end face of described piston (2) is provided with collar stop (8), the height of described collar stop (8) on the rear end face of piston (2) is greater than sensor array (4), and described collar stop (8) forms encirclement structure to sensor array (4).
3. gas-detecting device according to claim 1, is characterized in that, described end cap (5) is provided with O-ring seal (9) with the surface of contact of pull bar (3).
4. gas-detecting device according to claim 1, it is characterized in that, described sensor array (4) comprise in alcohol sensor, methane transducer, carbon monoxide transducer, acetylene sensor one or more, the extraction wire (11) of sensor array (4) arranges pull bar (3) by hollow and draws handle (10) outward.
5. the gas-detecting device according to claim 1,2,3 or 4, it is characterized in that, this device also includes circuit module: described sensor array (4) connects amplifying circuit, described amplifying circuit connects A/D converter, described A/D converter connects the signal input part of single-chip microcomputer, and the signal output part of described single-chip microcomputer connects light-emitting diode display and alarm respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520646519.7U CN204882519U (en) | 2015-08-25 | 2015-08-25 | Gaseous detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520646519.7U CN204882519U (en) | 2015-08-25 | 2015-08-25 | Gaseous detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204882519U true CN204882519U (en) | 2015-12-16 |
Family
ID=54826879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520646519.7U Expired - Fee Related CN204882519U (en) | 2015-08-25 | 2015-08-25 | Gaseous detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204882519U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105651566A (en) * | 2015-12-31 | 2016-06-08 | 天津兴实科技有限公司 | Downhole gas collection robot |
| CN110412236A (en) * | 2019-08-23 | 2019-11-05 | 重庆科技学院 | Constant speed formula natural gas component content detection system |
| CN110412237A (en) * | 2019-08-23 | 2019-11-05 | 重庆科技学院 | Constant speed formula gas composition detector |
-
2015
- 2015-08-25 CN CN201520646519.7U patent/CN204882519U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105651566A (en) * | 2015-12-31 | 2016-06-08 | 天津兴实科技有限公司 | Downhole gas collection robot |
| CN110412236A (en) * | 2019-08-23 | 2019-11-05 | 重庆科技学院 | Constant speed formula natural gas component content detection system |
| CN110412237A (en) * | 2019-08-23 | 2019-11-05 | 重庆科技学院 | Constant speed formula gas composition detector |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20160825 |