CN208721661U - A kind of environmental project gas-detecting device - Google Patents
A kind of environmental project gas-detecting device Download PDFInfo
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- CN208721661U CN208721661U CN201821559048.6U CN201821559048U CN208721661U CN 208721661 U CN208721661 U CN 208721661U CN 201821559048 U CN201821559048 U CN 201821559048U CN 208721661 U CN208721661 U CN 208721661U
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- clamshell
- gas
- fixedly installed
- negative pressure
- battery
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Abstract
The utility model discloses a kind of environmental project gas-detecting devices, including clamshell, clamshell right end lower part is fixedly connected with handle, and handle left upper portion is fixedly installed with negative pressure switch pump, the handle intracavity bottom is fixedly installed with battery, and handle right side central is equipped with the battery charge port being electrically connected with battery, is fixedly installed with display screen on the right side of the clamshell.The utility model is by being fixedly installed with negative pressure pump on the right side of clamshell inner cavity, and gas collecting jar with ground-on cover plate is arranged will be in the gas negative pressure sucking gas collecting jar with ground-on cover plate that need to detect, convenient for improving detection efficiency and effect, detection error is reduced, since display screen and gas-detecting device to be uniformly mounted in clamshell, is convenient for operator's one-handed performance, improve comfort level, it is more practical to reduce detection difficulty, it is suitble to be widely popularized and uses.
Description
Technical field
The utility model is suitable for field of environment engineering, in particular to a kind of environmental project gas-detecting device.
Background technique
Currently, gas detecting instrument is a kind of instrument and meter tool of gas leakage Concentration Testing, and including: Portable gas
Body detector, hand-held gas detecting instrument, stationary gas detector, online gas detecting instrument etc..Mainly passed using gas
Sensor detects gaseous species present in environment, and gas sensor is the sensor of the ingredient and content for detection gas,
It is generally believed that the definition of gas sensor is to detect target as basis of classification, that is to say, that it is all for detection gas at
Divide and the sensor of concentration is referred to gas sensor, regardless of it is to use physical method, still chemically.
Existing gas-detecting device is carrying out leading to the result of gas detection in use, since gas dispersion is uneven
The error of appearance is larger, and operator can not one-handed performance, it will increases the work difficulty of operator.Therefore, we
It is proposed a kind of environmental project gas-detecting device.
Utility model content
The main purpose of the utility model is to provide a kind of environmental project gas-detecting device, can effectively solve to carry on the back
The problems in scape technology.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of environmental project gas-detecting device, including clamshell, clamshell right end lower part are fixedly connected with handle, and
Handle left upper portion is fixedly installed with negative pressure switch pump, and the handle intracavity bottom is fixedly installed with battery, and on the right side of handle
Middle part is equipped with the battery charge port being electrically connected with battery, is fixedly installed with display screen, the shell on the right side of the clamshell
Cover top is fixed to be covered with access panel, and clamshell left end is fixedly connected with exhaust tube, and the exhaust tube head end external screw-thread connects
It is connected to capping, the clamshell bottom left is vertically fixedly connected with screwed pipe, and the clamshell bottom in the middle part of screw thread tube cavity is close
Envelope is fixedly installed with downwards gas sensor, is fixedly installed with negative pressure pump, the negative pressure pump and negative pressure on the right side of the clamshell inner cavity
Pipe head end is fixedly connected, and is fixedly installed with circuit board in the middle part of the clamshell inner cavity, is fixedly installed with single-chip microcontroller on the circuit board
With A/D conversion module, the battery and negative pressure switch pump and negative pressure pump electrical series, and battery and gas sensor, electricity
Road plate and display screen are electrically in parallel.
Further, the screwed pipe external screw-thread is sealedly connected with gas collecting jar with ground-on cover plate, and barrel is fixedly connected on gas collecting jar with ground-on cover plate
Gasket.
Further, the exhaust tube tail end sealing is placed in screw thread tube cavity through clamshell bottom.
Further, the negative tube tail end sealing through clamshell bottom and is placed in screw thread tube cavity.
Compared with prior art, the utility model has the following beneficial effects:
1. the environmental project gas-detecting device of the utility model, by being fixedly installed with negative pressure on the right side of clamshell inner cavity
Pump, and gas collecting jar with ground-on cover plate is set by the gas negative pressure sucking gas collecting jar with ground-on cover plate for needing to detect, convenient for improving detection efficiency and effect, reduce
Detection error.
2. the environmental project gas-detecting device of the utility model, since display screen and gas-detecting device being united
One is mounted in clamshell, is convenient for operator's one-handed performance, comfort level is improved, to reduce detection difficulty.
3. the environmental project gas-detecting device of the utility model, since barrel is fixedly connected with sealing on gas collecting jar with ground-on cover plate
Pad, improves the sealing effect of gas collecting jar with ground-on cover plate, gas is avoided to leak out.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model environmental project gas-detecting device；
Fig. 2 is the gas sensor operating structure schematic diagram of the utility model environmental project gas-detecting device.
In figure: 1, clamshell；2, display screen；3, access panel；4, circuit board；5, single-chip microcontroller；6, A/D conversion module；7, it takes out
Tracheae；8, it covers；9, gas collecting jar with ground-on cover plate；10, screwed pipe；11, gasket；12, negative tube；13, negative pressure pump；14, negative pressure switch pump；
15, battery；16, handle；17, battery charge port；18, gas sensor.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs. 1-2, a kind of environmental project gas-detecting device, including clamshell 1, the 1 right end lower part of clamshell are solid
Surely it is connected with handle 16, and 16 left upper portion of handle is fixedly installed with negative pressure switch pump 14,16 intracavity bottom of handle is fixed
Battery 15 is installed, and 16 right side central of handle is equipped with the battery charge port 17 being electrically connected with battery 15, it is described
It is fixedly installed with display screen 2 on the right side of clamshell 1, is fixed at the top of the clamshell 1 and is covered with access panel 3, and the fixed company in 1 left end of clamshell
It is connected to exhaust tube 7, the 7 head end external screw-thread of exhaust tube is connected with capping 8, and 1 bottom left of clamshell is vertically fixedly connected
There is screwed pipe 10,1 sealed bottom of clamshell in the middle part of 10 inner cavity of screwed pipe is fixedly installed with downwards gas sensor 18, described
It is fixedly installed with negative pressure pump 13 on the right side of 1 inner cavity of clamshell, the negative pressure pump 13 is fixedly connected with 12 head end of negative tube, the clamshell 1
It is fixedly installed with circuit board 4 in the middle part of inner cavity, single-chip microcontroller 5 and A/D conversion module 6, the storage are fixedly installed on the circuit board 4
Battery 15 and 13 electrical series of negative pressure switch pump 14 and negative pressure pump, and battery 15 and gas sensor 18, circuit board 4 and display
Screen 2 is electrically in parallel.
As shown in Figure 1 by being fixedly installed with negative pressure pump 13 on the right side of 1 inner cavity of clamshell in the present embodiment, and gas collection is set
Cylinder 9, convenient for improving detection efficiency and effect, reduces detection error in the gas negative pressure sucking gas collecting jar with ground-on cover plate 9 for needing to detect, due to
Display screen 2 and gas-detecting device are uniformly mounted in clamshell 1, operator's one-handed performance is convenient for, raising facilitates journey
Degree, to reduce detection difficulty.
Wherein, 10 external screw-thread of screwed pipe is sealedly connected with gas collecting jar with ground-on cover plate 9, and barrel is fixedly connected on gas collecting jar with ground-on cover plate 9
Gasket 11.
As shown in Figure 1, improving the sealing effect of gas collecting jar with ground-on cover plate 9 in the present embodiment, gas is avoided to leak out.
Wherein, 7 tail end sealing of exhaust tube is placed in 10 inner cavity of screwed pipe through 1 bottom of clamshell.
As shown in Figure 1, directly sucking other in gas collecting jar with ground-on cover plate 9 convenient for exhaust tube 7 in the present embodiment.
Wherein, 12 tail end sealing of negative tube through 1 bottom of clamshell and is placed in 10 inner cavity of screwed pipe.
As shown in Figure 1, guaranteeing that negative pressure pump 13 generates negative pressure to negative pressure is generated in gas collecting jar with ground-on cover plate 9 in the present embodiment, facilitate gas collection.
Working principle: it in use, 8 and 7 thread separation of exhaust tube will be covered, presses negative pressure switch pump 14 and controls negative pressure pump 13
Work generates negative pressure to gas collecting jar with ground-on cover plate 9 by negative tube 12, to the gas detected will be needed to be collected collection by exhaust tube 7
In inflator 9, it is then shut off negative pressure switch pump 14, and progress is non-return in conjunction with 7 head end outer wall thread of exhaust tube by capping 8, at this time
Gas sensor 18 carries out detection and data is converted into data by A/D conversion module 6 to be transferred to the gas in gas collecting jar with ground-on cover plate 9
Single-chip microcontroller 5 compares processing, and single-chip microcontroller 5 transfers data to display screen 2 and carries out display data.
The model ADS1115 of model MQ135, the A/D conversion module 6 of the gas sensor 18.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (4)
1. a kind of environmental project gas-detecting device, including clamshell (1), it is characterised in that: clamshell (1) the right end lower part is solid
Surely it is connected with handle (16), and handle (16) left upper portion is fixedly installed with negative pressure switch pump (14), handle (16) inner cavity
Bottom is fixedly installed with battery (15), and handle (16) right side central is equipped with the battery being electrically connected with battery (15)
Charge port (17), clamshell (1) right side are fixedly installed with display screen (2), and fixation is covered with access cover at the top of the clamshell (1)
Plate (3), and clamshell (1) left end is fixedly connected with exhaust tube (7), exhaust tube (7) the head end external screw-thread is connected with capping
(8), clamshell (1) bottom left is vertically fixedly connected with screwed pipe (10), the clamshell being located in the middle part of screwed pipe (10) inner cavity
(1) sealed bottom is fixedly installed with downwards gas sensor (18), is fixedly installed with negative pressure pump on the right side of clamshell (1) inner cavity
(13), the negative pressure pump (13) is fixedly connected with negative tube (12) head end, is fixedly installed with circuit in the middle part of clamshell (1) inner cavity
Plate (4) is fixedly installed with single-chip microcontroller (5) and A/D conversion module (6), the battery (15) and negative pressure on the circuit board (4)
Switch pump (14) and negative pressure pump (13) electrical series, and battery (15) and gas sensor (18), circuit board (4) and display screen
(2) electrically in parallel.
2. environmental project gas-detecting device according to claim 1, it is characterised in that: the screwed pipe (10) is external
Thread seal is connected with gas collecting jar with ground-on cover plate (9), and barrel is fixedly connected with gasket (11) on gas collecting jar with ground-on cover plate (9).
3. environmental project gas-detecting device according to claim 1, it is characterised in that: exhaust tube (7) tail end
Sealing is placed in screwed pipe (10) inner cavity through clamshell (1) bottom.
4. environmental project gas-detecting device according to claim 1, it is characterised in that: negative tube (12) tail end
Sealing is through clamshell (1) bottom and is placed in screwed pipe (10) inner cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821559048.6U CN208721661U (en) | 2018-09-25 | 2018-09-25 | A kind of environmental project gas-detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821559048.6U CN208721661U (en) | 2018-09-25 | 2018-09-25 | A kind of environmental project gas-detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208721661U true CN208721661U (en) | 2019-04-09 |
Family
ID=65982650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821559048.6U Expired - Fee Related CN208721661U (en) | 2018-09-25 | 2018-09-25 | A kind of environmental project gas-detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208721661U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110850038A (en) * | 2019-12-02 | 2020-02-28 | 镇江市高等专科学校 | Negative pressure suction type in-car air quality detection device |
-
2018
- 2018-09-25 CN CN201821559048.6U patent/CN208721661U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110850038A (en) * | 2019-12-02 | 2020-02-28 | 镇江市高等专科学校 | Negative pressure suction type in-car air quality detection device |
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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 |
Granted publication date: 20190409 Termination date: 20190925 |
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| CF01 | Termination of patent right due to non-payment of annual fee |