CN206546356U - A kind of natural gas probe detection assembly - Google Patents
A kind of natural gas probe detection assembly Download PDFInfo
- Publication number
- CN206546356U CN206546356U CN201720209603.1U CN201720209603U CN206546356U CN 206546356 U CN206546356 U CN 206546356U CN 201720209603 U CN201720209603 U CN 201720209603U CN 206546356 U CN206546356 U CN 206546356U
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- China
- Prior art keywords
- pedestal
- protective case
- sensor unit
- dust
- detection assembly
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Abstract
The utility model is related to a kind of natural gas probe detection assembly, including pedestal, sensor unit, explosiveproof isolation protective case, fixed protective case and dust-prevention protecting jacket, and its innovative point is：The sensor unit is located in the inner chamber of explosiveproof isolation protective case; and sensor unit is inserted on pedestal; the sensor unit includes wiring board and combustible gas sensor; the combustible gas sensor is installed in the circuit board, and the pin of combustible gas sensor is located at the side of wiring board；The fixed protective case is detachably connected with pedestal, and explosiveproof isolation protective case is fixed in the inner chamber of fixed protective case, and the dust-prevention protecting jacket is enclosed on the periphery of fixed protective case, and dust-prevention protecting jacket is detachably connected with pedestal.The utility model sensor unit and explosiveproof isolation protective case are separate structure, it is possible to decrease use cost so that explosiveproof isolation protective case can be repeatedly used.
Description
Technical field
The utility model is related to a kind of detection assembly, and in particular to it is a kind of be used to detecting natural gas whether the natural gas of gas leakage
Probe detection assembly.
Background technology
The sensor unit and explosiveproof isolation protective case that existing natural gas probe detection assembly is included are integral type structure,
And it is expensive.In use, the chemical substance and electric current inside the sensor unit probe are moment reactions,
It will be changed when the probe of sensor unit detects the natural gas of leakage, and export corresponding detection signal through putting
Pass through alarm equipment alarm again after big device amplification；At present, sensor unit is loss product, and general use will fail for 3 years, once
Change sensor unit, it is necessary to change together with explosiveproof isolation protective layer, but anti-riot insulation blocking sleeve is repeatable profit
With part, so, not only use cost is high, and causes the waste of resource.
The content of the invention
The purpose of this utility model is：It is separate structure to provide a kind of sensor unit and explosiveproof isolation protective case, can
Reduce use cost so that the natural gas probe detection assembly that explosiveproof isolation protective case can be repeatedly used, it is existing to overcome
There is the deficiency of technology.
In order to achieve the above object, the technical solution of the utility model is：A kind of natural gas probe detection assembly, including base
Seat, sensor unit, explosiveproof isolation protective case, fixed protective case and dust-prevention protecting jacket, its innovative point are：
The sensor unit is located in the inner chamber of explosiveproof isolation protective case, and sensor unit is inserted on pedestal,
The sensor unit includes wiring board and combustible gas sensor, and the combustible gas sensor is installed in the circuit board, and
The pin of combustible gas sensor is located at the side of wiring board；
The fixed protective case is detachably connected with pedestal, and explosiveproof isolation protective case is fixed in fixed protective case
In chamber, the dust-prevention protecting jacket is enclosed on the periphery of fixed protective case, and dust-prevention protecting jacket is detachably connected with pedestal.
In the above-mentioned technical solutions, fixing plug pin is additionally provided with the wiring board, and fixing plug pin is sensed with fuel gas
The pin of device is respectively positioned on the side of wiring board.
In the above-mentioned technical solutions, the pedestal is provided with the first thread segment and the second thread segment, the fixed protective case
It is threadedly coupled with the first thread segment of pedestal, the dust-prevention protecting jacket is threadedly coupled with the second thread segment of pedestal.
In the above-mentioned technical solutions, the external diameter of the first thread segment of the pedestal is less than the external diameter of the second thread segment.
In the above-mentioned technical solutions, the end of the pedestal has heavy chamber, and the heavy intracavitary of pedestal is provided with pin connectors, institute
The pin and fixing plug pin for stating combustible gas sensor are inserted into the pin connectors of pedestal；The explosiveproof isolation protective case
In the heavy chamber of end insertion pedestal, and it is tightly connected with pedestal.
In the above-mentioned technical solutions, the inwall of the dust-prevention protecting jacket is provided with Air Filter.
The good effect that the utility model has is：Because sensor unit described in the utility model is located at explosiveproof isolation
In the inner chamber of protective case, and sensor unit is inserted on pedestal, and the sensor unit includes wiring board and fuel gas
Sensor, the combustible gas sensor is installed in the circuit board, and the pin of combustible gas sensor is located at the one of wiring board
Side, the fixed protective case is detachably connected with pedestal, and explosiveproof isolation protective case is fixed in the inner chamber of fixed protective case,
The dust-prevention protecting jacket is enclosed on the periphery of fixed protective case, and dust-prevention protecting jacket is detachably connected with pedestal；It follows that this reality
It is separate type detachable structure with new sensor unit and explosiveproof isolation protective case, to change sensor unit, only needs
Dismounting dust-prevention protecting jacket, fixed protective case and anti-riot insulation blocking sleeve, then sensor unit is replaced, instead of successively
The integral structure of sensor unit and anti-riot insulation blocking sleeve in prior art, the cost of single replacing sensor unit is much
Less than the purchase cost of integral structure in prior art, so, use cost is not only greatly reduced, and explosiveproof isolation is protected
Sheath can be used repeatedly, and economize on resources, and not result in waste.
Brief description of the drawings
Fig. 1 is a kind of structural representation of specific implementation of the utility model；
Fig. 2 is the schematic top plan view of the sensor unit in Fig. 1；
Fig. 3 is the structural representation of the pedestal in Fig. 1.
Embodiment
Below in conjunction with accompanying drawing and the embodiment provided, the utility model is further described, but is not limited to
This.
As shown in Figure 1, 2, 3, a kind of natural gas probe detection assembly, including pedestal 1, sensor unit 2, explosiveproof isolation are protected
Sheath 3, fixed protective case 4 and dust-prevention protecting jacket 5,
The sensor unit 2 is located in the inner chamber of explosiveproof isolation protective case 3, and sensor unit 2 is inserted into pedestal 1
On, the sensor unit 2 includes wiring board 2-1 and combustible gas sensor 2-2, the combustible gas sensor 2-2 installations
On assist side 2-1, and combustible gas sensor 2-2 pin 2-3 be located at wiring board 2-1 side；
The fixed protective case 4 is detachably connected with pedestal 1, and explosiveproof isolation protective case 3 is fixed on into fixed protective case 4
Inner chamber in, the dust-prevention protecting jacket 5 is enclosed on the periphery of fixed protective case 4, and dust-prevention protecting jacket 5 is detachably connected with pedestal 1.
As shown in Fig. 2 being additionally provided with the stability for being inserted into pedestal 1 in order to ensure wiring board 2-1, the wiring board 2-1
Fixing plug pin 2-4, and fixing plug pin 2-4 and combustible gas sensor 2-2 pin 2-3 are respectively positioned on wiring board 2-1 side.
As shown in figure 1, in order that the utility model structure is more reasonable, and efficiency of assembling is improved, on the pedestal 1
Provided with the first thread segment 1-1 and the second thread segment 1-2, the first thread segment 1-1 screw threads of the fixed protective case 4 and pedestal 1 connect
Connect, the dust-prevention protecting jacket 5 is threadedly coupled with the second thread segment 1-2 of pedestal 1.
As shown in figure 3, in order to further improve reasonability of the present utility model, the first thread segment 1-1's of the pedestal 1
External diameter is less than the second thread segment 1-2 external diameter.
As shown in figure 1, for the ease of pedestal 1 is assembled with sensor unit 2, the end of the pedestal 1, which has, to sink
Chamber, and pin 2-3 and fixing plug pin 2-4 of the heavy intracavitary provided with pin connectors 1-3, the combustible gas sensor 2-2 of pedestal 1
It is inserted on the pin connectors 1-3 of pedestal 1；In the heavy chamber of the end insertion pedestal 1 of the explosiveproof isolation protective case 3, and with
Pedestal 1 is tightly connected.
As shown in figure 1, in order to prevent dust or molecule from entering the inside of dust-prevention protecting jacket 5, the proofing dust and protecting
The inwall of set 5 is provided with Air Filter 5-1.
Sensor unit 2 of the present utility model is separate type detachable structure with explosiveproof isolation protective case 3, is passed to change
Sensor assembly 2, dust-prevention protecting jacket 5, fixed protective case 4 and anti-riot insulation blocking sleeve 3 need to be only dismantled successively, then that sensor is total
Replaced into 2, instead of the integral structure of sensor unit and anti-riot insulation blocking sleeve in prior art, single replacing is passed
The cost of sensor assembly so, is not only greatly reduced and used well below the purchase cost of integral structure in prior art
Cost, and explosiveproof isolation protective case can be used repeatedly, and economize on resources, do not result in waste.
Claims (6)
1. a kind of natural gas probe detection assembly, including pedestal（1）, sensor unit（2）, explosiveproof isolation protective case（3）, it is fixed
Protective case（4）And dust-prevention protecting jacket（5）, it is characterised in that：
The sensor unit（2）Positioned at explosiveproof isolation protective case（3）Inner chamber in, and sensor unit（2）It is inserted into base
Seat（1）On, the sensor unit（2）Including wiring board（2-1）And combustible gas sensor（2-2）, the fuel gas biography
Sensor（2-2）Assist side is installed（2-1）On, and combustible gas sensor（2-2）Pin（2-3）Positioned at wiring board（2-1）
Side；
The fixed protective case（4）With pedestal（1）It is detachably connected, and by explosiveproof isolation protective case（3）It is fixed on fixed protection
Set（4）Inner chamber in, the dust-prevention protecting jacket（5）It is enclosed on fixed protective case（4）Periphery, and dust-prevention protecting jacket（5）With pedestal
（1）It is detachably connected.
2. natural gas probe detection assembly according to claim 1, it is characterised in that：The wiring board（2-1）On also set
There is fixing plug pin（2-4）, and fixing plug pin（2-4）With combustible gas sensor（2-2）Pin（2-3）It is respectively positioned on wiring board
（2-1）Side.
3. natural gas probe detection assembly according to claim 1, it is characterised in that：The pedestal（1）It is provided with first
Thread segment（1-1）With the second thread segment（1-2）, the fixed protective case（4）With pedestal（1）The first thread segment（1-1）Screw thread
Connection, the dust-prevention protecting jacket（5）With pedestal（1）The second thread segment（1-2）Threaded connection.
4. natural gas probe detection assembly according to claim 3, it is characterised in that：The pedestal（1）The first screw thread
Section（1-1）External diameter be less than the second thread segment（1-2）External diameter.
5. natural gas probe detection assembly according to claim 1, it is characterised in that：The pedestal（1）End have
Heavy chamber, and pedestal（1）Heavy intracavitary be provided with pin connectors（1-3）, the combustible gas sensor（2-2）Pin（2-3）With
Fixing plug pin（2-4）It is inserted into pedestal（1）Pin connectors（1-3）On；The explosiveproof isolation protective case（3）End insertion
Pedestal（1）Heavy chamber in, and and pedestal（1）It is tightly connected.
6. natural gas probe detection assembly according to claim 1, it is characterised in that：The dust-prevention protecting jacket（5）It is interior
Wall is provided with Air Filter（5-1）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720209603.1U CN206546356U (en) | 2017-03-06 | 2017-03-06 | A kind of natural gas probe detection assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720209603.1U CN206546356U (en) | 2017-03-06 | 2017-03-06 | A kind of natural gas probe detection assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206546356U true CN206546356U (en) | 2017-10-10 |
Family
ID=59995090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720209603.1U Active CN206546356U (en) | 2017-03-06 | 2017-03-06 | A kind of natural gas probe detection assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206546356U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559596A (en) * | 2017-10-18 | 2018-01-09 | 常州港华燃气有限公司 | A kind of pipeline gas flow monitor and gas pipeline examination and repair system |
-
2017
- 2017-03-06 CN CN201720209603.1U patent/CN206546356U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559596A (en) * | 2017-10-18 | 2018-01-09 | 常州港华燃气有限公司 | A kind of pipeline gas flow monitor and gas pipeline examination and repair system |
| CN107559596B (en) * | 2017-10-18 | 2023-08-08 | 常州港华燃气有限公司 | Pipeline gas flow velocity detection device and gas pipeline overhauling system |
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