CN219915546U - Air chamber for gas detection - Google Patents
Air chamber for gas detection Download PDFInfo
- Publication number
- CN219915546U CN219915546U CN202320888327.1U CN202320888327U CN219915546U CN 219915546 U CN219915546 U CN 219915546U CN 202320888327 U CN202320888327 U CN 202320888327U CN 219915546 U CN219915546 U CN 219915546U
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- China
- Prior art keywords
- gas chamber
- gas
- filter element
- base
- detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 34
- 238000007789 sealing Methods 0.000 claims abstract description 19
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 7
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 7
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 238000001179 sorption measurement Methods 0.000 abstract description 4
- 230000009466 transformation Effects 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Abstract
The utility model belongs to the technical field of gas detection, and particularly relates to a gas chamber for gas detection, which comprises a gas chamber base, wherein a plurality of equidistant connecting holes are formed in the gas chamber base, a gas chamber is further arranged on the gas chamber base, the gas chamber is communicated with the connecting holes, a filter element penetrating through the gas chamber is arranged in the gas chamber, sealing components are arranged at two ends of the filter element and used for fixing the filter element and sealing the gas chamber, the gas chamber base is made of polytetrafluoroethylene, the adsorption effect of the gas chamber on gas is reduced, the detection accuracy is improved, the filter element is arranged in the gas chamber, the influence on detection caused by external environment transformation or internal fluctuation is effectively reduced by arranging the filter element, so that detection data is more stable and reliable, and in addition, the sealing components are arranged at two sides of the filter element, the fixing effect on the filter element can be realized, the tightness of the gas chamber is ensured, and the accuracy of gas detection data is improved.
Description
Technical Field
The utility model relates to the technical field of gas detection, in particular to a gas chamber for gas detection.
Background
Most air detection sensor air chambers used in the current market are metal and plastic, the materials are generally represented in aspects of corrosion resistance, high temperature resistance and the like, the materials can be adsorbed and reacted with the gas to be detected, and the materials can be adsorbed and reacted with the gas to be detected, so that the detection accuracy is reduced. It is therefore necessary to use special materials to improve the accuracy of the sensor measurements. In addition, the traditional detection mode can not filter and homogenize the gas flow rate at the gas inlet and outlet in the gas chamber, so that the fluctuation of detected gas is caused, the detection precision is reduced, the connection between the gas filtering component of some devices and the gas chamber is troublesome, and the tightness of the gas chamber is poor.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a gas chamber for gas detection.
The utility model provides a gas cell for gas detection, includes the air chamber base, be equipped with a plurality of connecting holes that are the equidistance on the air chamber base, still be equipped with gas chamber on the air chamber base, gas chamber and connecting hole intercommunication, be equipped with the filter core that runs through gas chamber in the gas chamber, the both ends of filter core are equipped with seal assembly for fixed filter core and sealed gas chamber, the material of air chamber base is polytetrafluoroethylene.
Further, seal assembly is including setting up the fixing base, the one end of fixing base cup joints on the outer wall of filter core one end, be equipped with first rubber seal pad on the contact surface of fixing base and filter core, the one end that the filter core was kept away from to the fixing base is connected with the end cover, be equipped with the air inlet on the end cover, keep away from be equipped with the gas outlet on the end cover of the one end of air inlet.
Further, the lower end face of the end cover is provided with a plurality of clamping blocks distributed in the circumferential direction, the clamping blocks are of L-shaped structures, inclined surfaces are arranged on the clamping blocks, and clamping grooves corresponding to the clamping blocks are formed in the two ends of the air chamber base.
Further, the sensor is connected with the air chamber base through the connecting hole by bolts, and a second rubber sealing gasket is arranged at the joint of the air chamber base and the sensor.
Furthermore, the fixing seat is in a truncated cone-shaped structure.
The beneficial technical effects of the utility model are as follows: the air chamber base is made of polytetrafluoroethylene, has excellent chemical stability, corrosion resistance and high temperature resistance, reduces the adsorption effect of the air chamber on gas, ensures no consumption of the gas to be detected, improves the detection accuracy, effectively reduces the influence on detection caused by external environment transformation or internal fluctuation by arranging the filter element in the gas chamber, ensures more stable and reliable detection data, and can play a fixing role on the filter element by arranging the sealing components on two sides of the filter element, simultaneously ensures the tightness of the gas chamber and increases the accuracy of air detection data.
Drawings
FIG. 1 is a schematic view showing the structure of a gas chamber for gas detection according to the present utility model;
FIG. 2 is a top view of a gas cell for gas detection according to the present utility model;
FIG. 3 is a schematic cross-sectional view taken along the direction A-A in FIG. 2 in accordance with the present utility model;
FIG. 4 is an enlarged schematic view of area A of FIG. 3 in accordance with the present utility model;
FIG. 5 is a schematic view of a seal assembly according to the present utility model;
FIG. 6 is a schematic view of the end structure of the air chamber base in the present utility model.
In the figure, 1, the air chamber base, 2, the connecting hole, 3, the gas chamber, 4, the filter core, 5, the fixing base, 6, the first rubber sealing gasket, 7, the end cover, 8, the air inlet, 9, the gas outlet, 10, the block, 11, the joint groove, 12, the second rubber sealing gasket.
Detailed Description
In order to more clearly illustrate the technical solution of the present utility model, it is obvious that the following description of the present utility model is provided by way of example only, and it is within the scope of the present utility model to one skilled in the art to obtain other embodiments according to the present utility model without inventive effort.
According to the figures 1-6, an air chamber for gas detection comprises an air chamber base 1, a plurality of equidistant connecting holes 2 are formed in the air chamber base 1, a gas chamber 3 is further arranged on the air chamber base 1, the gas chamber 3 is communicated with the connecting holes 2, a filter element 4 penetrating through the gas chamber 3 is arranged in the gas chamber 3, sealing assemblies are arranged at two ends of the filter element 4 and used for fixing the filter element and sealing the gas chamber 3, and the air chamber base 1 is made of polytetrafluoroethylene.
In the above-mentioned concrete implementation, the material of air chamber base 1 is polytetrafluoroethylene, it has good chemical stability, corrosion resistance, high temperature resistant, the adsorption effect of air chamber to gas has been reduced, guarantee to await measuring gaseous no "consumption", improve the detection accuracy, filter core 4 sets up in gas chamber 3, through setting up the effectual influence to detecting that has reduced external environment and changed or inside fluctuation to cause of filter core 4, make the data of detecting more reliable and stable, in addition, the both sides of filter core 4 set up seal assembly, can play the fixed action to filter core 4, guarantee the seal of gas chamber 3 simultaneously, the accuracy of air detection data has been increased.
This embodiment provides a gas chamber for gas detection sets up seal assembly, the leakproofness of improving device, seal assembly includes fixing base 5, make in operating personnel places the gas chamber 3 with filter core 4, operating personnel makes block 10 and joint groove 11 correspond to be connected through screwing end cover 7, the inclined plane that sets up on the block 10 can make end cover 7 remove to filter core 4 at rotatory in-process, thereby promote fixing base 5 and filter core 4 close combination, be equipped with first rubber seal 6 on the contact surface of fixing base 5 and filter core 4, further increased the leakproofness of device, simultaneously, seal assembly plays the effect of fixed filter core 4.
The sealing component comprises a fixing seat 5, one end of the fixing seat 5 is sleeved on the outer wall of one end of the filter element 4, a first rubber sealing gasket 6 is arranged on the contact surface of the fixing seat 5 and the filter element 4, one end of the fixing seat, which is far away from the filter element 4, is connected with an end cover 7, an air inlet 8 is arranged on the end cover 7, and an air outlet 9 is arranged on the end cover 7, which is far away from one end of the air inlet 8.
The lower end face of the end cover 7 is provided with a plurality of clamping blocks 10 which are distributed circumferentially, the clamping blocks 10 are of L-shaped structures, inclined surfaces are arranged on the clamping blocks 10, and clamping grooves 11 corresponding to the clamping blocks are formed in two ends of the air chamber base 1.
The fixing seat 5 is in a truncated cone-shaped structure.
The sensor is connected with the air chamber base 1 through the connecting hole 2 by bolts, and a second rubber sealing gasket 12 is arranged at the joint of the air chamber base 1 and the sensor, so that the tightness of the connection of the sensor and the air chamber base 1 is ensured.
The specific working process of the utility model is as follows: according to the utility model, the material of the air chamber base is polytetrafluoroethylene, the air chamber base has excellent chemical stability, corrosion resistance and high temperature resistance, the adsorption effect of the air chamber on gas is reduced, so that no consumption of the gas to be detected is ensured, the detection accuracy is improved, the filter element is arranged in the gas chamber, the influence on detection caused by external environment transformation or internal fluctuation is effectively reduced by arranging the filter element, so that detection data are more stable and reliable, the sealing components are arranged on two sides of the filter element, each sealing component comprises a fixed seat 5, a first rubber sealing gasket 6 and an end cover 7, when an operator places the filter element 4 in the gas chamber 3, the operator screws the end cover 7, the clamping block 10 is correspondingly connected with the clamping groove 11, and the inclined surface arranged on the clamping block 10 can enable the end cover 7 to move towards the filter element 4 in the rotating process, thereby pushing the fixed seat 5 to be tightly combined with the filter element 4, the sealing component plays a role of fixing the filter element 4 at the same time, and the sealing component plays a role of fixing the filter element 4.
The above embodiments are only exemplary embodiments of the present utility model and are not intended to limit the present utility model, and the scope of the present utility model is defined by the appended claims, and various modifications or equivalent substitutions may be made by those skilled in the art to which the present utility model pertains, and should be considered to fall within the scope of the present utility model.
Claims (5)
1. The utility model provides a gas chamber for gas detection, includes gas chamber base (1), its characterized in that, be equipped with a plurality of connecting holes (2) that are the equidistance on gas chamber base (1), still be equipped with gas chamber (3) on gas chamber base (1), gas chamber (3) and connecting hole (2) intercommunication, be equipped with filter core (4) that run through gas chamber (3) in gas chamber (3), the both ends of filter core (4) are equipped with seal assembly for fixed filter core and sealed gas chamber (3), the material of gas chamber base (1) is polytetrafluoroethylene.
2. The gas chamber for gas detection according to claim 1, wherein the sealing assembly comprises a fixing seat (5), one end of the fixing seat (5) is sleeved on the outer wall of one end of the filter element (4), a first rubber sealing gasket (6) is arranged on the contact surface of the fixing seat (5) and the filter element (4), one end of the fixing seat, which is far away from the filter element (4), is connected with an end cover (7), an air inlet (8) is arranged on the end cover (7), and an air outlet (9) is arranged on the end cover (7) which is far away from one end of the air inlet (8).
3. The gas chamber for gas detection according to claim 2, wherein a plurality of clamping blocks (10) distributed circumferentially are arranged on the lower end face of the end cover (7), the clamping blocks (10) are of an L-shaped structure, inclined faces are arranged on the clamping blocks (10), and clamping grooves (11) corresponding to the clamping blocks are formed in two ends of the gas chamber base (1).
4. A gas chamber for gas detection according to claim 3, wherein the sensor is bolted to the gas chamber base (1) through the connection hole (2), and a second rubber gasket (12) is provided at the connection part of the gas chamber base (1) and the sensor.
5. A gas cell for gas detection according to claim 2, characterized in that the fixing seat (5) has a truncated cone-like structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320888327.1U CN219915546U (en) | 2023-04-19 | 2023-04-19 | Air chamber for gas detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320888327.1U CN219915546U (en) | 2023-04-19 | 2023-04-19 | Air chamber for gas detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219915546U true CN219915546U (en) | 2023-10-27 |
Family
ID=88466006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320888327.1U Active CN219915546U (en) | 2023-04-19 | 2023-04-19 | Air chamber for gas detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219915546U (en) |
-
2023
- 2023-04-19 CN CN202320888327.1U patent/CN219915546U/en active Active
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| GR01 | Patent grant |