CN214894844U - Fixed infrared gas detector probe protection casing - Google Patents
Fixed infrared gas detector probe protection casing Download PDFInfo
- Publication number
- CN214894844U CN214894844U CN202120862504.XU CN202120862504U CN214894844U CN 214894844 U CN214894844 U CN 214894844U CN 202120862504 U CN202120862504 U CN 202120862504U CN 214894844 U CN214894844 U CN 214894844U
- Authority
- CN
- China
- Prior art keywords
- probe
- gas detector
- infrared gas
- hole
- waterproof layer
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- 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.)
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- 239000000523 sample Substances 0.000 title claims abstract description 55
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000005245 sintering Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 238000004663 powder metallurgy Methods 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 21
- 238000001514 detection method Methods 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Abstract
The utility model relates to a fixed infrared gas detector probe protection cover, which comprises an outer cover shell, wherein a probe holding cavity is arranged in the outer cover shell, one end of the outer cover shell is provided with a socket for inserting a probe into the probe holding cavity, and a plurality of first through holes communicated with the probe holding cavity are arranged on the outer wall of the outer cover shell; the probe accommodating cavity is provided with a probe accommodating cavity, a waterproof layer and a first activated carbon film layer, wherein the waterproof layer is fixed on the inner wall of the probe accommodating cavity and used for covering the first through hole, and the first activated carbon film layer is attached to one surface of the waterproof layer, which is far away from the first through hole.
Description
Technical Field
The utility model belongs to the technical field of instrument and meter, especially, relate to a fixed infrared gas detector probe protection casing.
Background
In the field of fixed infrared gas detectors, if there are water drops or small water drops on the detection infrared light path of the probe, these water drops or small water drops can cause the reflection and refraction of infrared light, thereby interfering with the detection of infrared detector gas.
Meanwhile, the fixed infrared gas detector can also react with acetic acid in the environment due to the working principle of the fixed infrared gas detector, and the reaction can interfere the detection of target gas, so that the fixed infrared gas detector is required to avoid the interference of the acetic acid on the target detection gas by the new national standard.
Therefore, there is a need for a probe guard that can prevent rain water from splashing in and can avoid the effects of acetic acid.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a fixed infrared gas detector probe protection casing, in ventilative, can prevent the rainwater splash into, simultaneously can effectually get rid of the influence of acetic acid to surveying.
The utility model discloses a following technical scheme realizes:
a fixed type infrared gas detector probe protective cover comprises,
the probe comprises an outer housing, wherein a probe accommodating cavity is arranged in the outer housing, one end of the outer housing is provided with a socket for inserting a probe into the probe accommodating cavity, and a plurality of first through holes communicated with the probe accommodating cavity are formed in the outer wall of the outer housing;
the waterproof layer is fixed on the inner wall of the probe accommodating cavity and used for covering the first through hole;
the first activated carbon film layer is attached to one surface, far away from the first through hole, of the waterproof layer.
Furthermore, the waterproof layer adopts a waterproof breathable film or a powder metallurgy sintering sheet or a sintering stainless steel net.
Furthermore, a plurality of second through holes are formed in the wall, located at the opposite end of the socket, of the outer housing shell, and a water baffle is covered outside the second through holes and is fixedly connected to the outer housing shell through a plurality of connecting rods.
Furthermore, a second activated carbon film layer is fixedly connected to the inner wall of the outer shell at the second through hole for covering the second through hole.
Furthermore, the outer cover shell is formed by fixedly connecting two parts with the same size.
Furthermore, the protective cover is also provided with an inner cover shell which is of a frame structure and is fixedly connected to the inner wall of the probe accommodating cavity, and the waterproof layer and the first activated carbon film layer are compressed.
The utility model has the advantages that;
the utility model provides a, through setting up the housing, set up probe holding chamber in the housing, can insert the holding intracavity with the probe and form the protection, for convenient detection gas, set up first through-hole on the housing, breathe freely, in order to avoid the splash-in of rainwater, set up the waterproof layer in order to cover first through-hole at probe holding intracavity, the one side of keeping away from first through-hole at the waterproof layer in order to avoid the influence of acetic acid has laminated the active carbon rete.
Second, in order to guarantee to wait to detect gas can with the effectual contact of probe, for having seted up the second through-hole on the conch wall of the probe plug looks remote site of outer housing, prevent the rainwater splash through setting up the breakwater, the breakwater simultaneously can regard as the contact surface when outer housing places.
And thirdly, in order to prevent acetic acid gas from entering from the second through hole to influence detection, the second activated carbon film layer is fixedly connected to the second through hole.
And fourthly, in order to facilitate manufacturing and mounting of the outer housing, the outer housing is formed by fixedly connecting a left part and a right part which are the same in size through screws.
Fifthly, the waterproof layer is fixed on the first active carbon film layer by arranging the inner cover shell, the waterproof layer is guaranteed to be fixed on the first active carbon film layer more stably, and the inner cover shell can prevent the inner cover shell from blocking the first through hole by being arranged into a frame structure to influence gas entering.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of a half shield.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings. :
the present embodiment provides a fixed type infrared gas detector probe shield, as shown in fig. 1-2, comprising,
the probe comprises an outer housing 10, wherein a probe accommodating cavity 101 is arranged in the outer housing 10, one end of the outer housing 10 is provided with a socket 105 for inserting a probe into the probe accommodating cavity 101, and a plurality of first through holes 102 which are positioned on the outer wall of the outer housing 10 and are communicated with the probe accommodating cavity 101 are formed;
the waterproof layer 20 is fixed on the inner wall of the probe accommodating cavity 101 and used for covering the first through hole 102;
the first activated carbon film layer 40, the first activated carbon film layer 40 is attached to the waterproof layer 20 and is far away from the first through hole 102.
Particularly, outer housing 10 is the column, be equipped with probe holding chamber 101 in the outer housing 10, outer housing 10 one end is equipped with the socket 105 that supplies the probe to insert probe holding chamber 101, can get into outer housing 10 and the contact of detector probe with the gas that awaits measuring, be provided with a plurality of first through-holes 102 of intercommunication holding chamber 101 on the outer wall of outer housing 10 whole body, first through-hole 102 can set up to oval or other shapes, in probe holding chamber 101 is splashed into by first through-hole 102 in order to avoid rainwater etc. directly, waterproof layer 20 has been set up in probe holding chamber 101, waterproof layer 20 fixed connection is in probe holding chamber 101 inner wall, and can hide first through-hole 102.
Further, the waterproof layer 20 is made of a waterproof breathable film, a sintered sheet of powder metallurgy, or a sintered stainless steel mesh. Particularly, adopt waterproof ventilated membrane can effectually prevent that water from getting into in the outer housing, but because its price is higher relatively, use powder metallurgy sintering piece or sintering stainless steel net more in the in-service use, both have microporous structure, can not prevent the entering of water completely, both nevertheless play to block the operation requirement that has satisfied the waterproof layer completely to environmental rainwater and splash water.
Furthermore, a plurality of second through holes 103 are opened on the wall of the outer casing 10 at the opposite end of the socket 105, a water baffle 104 is covered outside the second through holes 103, and the water baffle 104 is fixedly connected to the outer casing 10 by a plurality of connecting rods 106.
Particularly, in order to enable the gas to be measured to rapidly enter the outer casing 10, the second through hole 103 is further formed in the outer casing 10, the water baffle 104 is covered outside the second through hole 103 and can effectively prevent rainwater from splashing, and meanwhile, the water baffle 104 can serve as a support for preventing the outer casing 10 from being scratched or blocked by ground impurities or solid particles when the outer casing is transversely placed.
Further, in order to prevent acetic acid from entering the outer casing 10 through the second through hole 103 to affect the measurement effect, a second activated carbon film 1031 is fixedly attached to the inner wall of the outer casing 10 at the second through hole 103 to cover the second through hole 103.
Further, the outer casing 10 is formed by fixedly connecting two parts with the same size.
Specifically, to facilitate the installation of the outer casing 10, the outer casing 10 may be formed by axially dividing two parts having the same size and fixedly connecting the two parts by screws.
Further, the protective cover is further provided with an inner cover shell 30, the inner cover shell 30 is of a frame structure and is fixedly connected to the inner wall of the probe accommodating cavity 101, and the waterproof layer 20 and the first activated carbon film layer are compressed.
Specifically, in order to ensure that the waterproof layer 20 and the first activated carbon film layer are fixed stably, the inner cover shell 30 is further fixed in the outer cover shell 10 by screws to compress the waterproof layer 20 and the first activated carbon film layer, and the inner cover shell 10 is a frame structure in order to ensure the breathability of the first through hole and avoid blocking the first through hole.
The above is the embodiment of the utility model, so all according to the utility model discloses the application scope structure, characteristic and principle do equivalent change or decorate, all include in the utility model discloses the within range.
Claims (6)
1. A fixed type infrared gas detector probe protective cover is characterized by comprising,
the probe comprises an outer housing (10), wherein a probe accommodating cavity (101) is arranged in the outer housing (10), one end of the outer housing (10) is provided with a socket (105) for inserting a probe into the probe accommodating cavity (101), and a plurality of first through holes (102) communicated with the probe accommodating cavity (101) are formed in the outer wall of the outer housing (10);
the waterproof layer (20) is fixed on the inner wall of the probe accommodating cavity (101) and used for covering the first through hole (102);
the waterproof layer comprises a first activated carbon film layer (40), wherein the first activated carbon film layer (40) is attached to one surface, away from the first through hole (102), of the waterproof layer (20).
2. The stationary infrared gas detector probe shield of claim 1, wherein: the waterproof layer (20) adopts a waterproof breathable film or a powder metallurgy sintering sheet or a sintering stainless steel net.
3. The stationary infrared gas detector probe shield of claim 1, wherein: the shell wall of the outer shell (10) at the opposite end of the socket (105) is provided with a plurality of second through holes (103), a water baffle (104) is covered outside the second through holes (103), and the water baffle (104) is fixedly connected to the outer shell (10) through a plurality of connecting rods (106).
4. A stationary infrared gas detector probe shield as claimed in claim 3, wherein: and a second activated carbon film layer (1031) is fixedly connected to the inner wall of the outer housing (10) at the second through hole (103) and used for covering the second through hole (103).
5. A stationary infrared gas detector probe shield as claimed in claim 3, wherein: the outer cover shell (10) is formed by fixedly connecting two parts with the same size.
6. The fixed infrared gas detector probe shield of any one of claims 1 to 4, wherein: the protective cover is further provided with an inner cover shell (30), the inner cover shell (30) is of a frame structure and is fixedly connected to the inner wall of the probe containing cavity (101) to compress the waterproof layer (20) and the first active carbon film layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120862504.XU CN214894844U (en) | 2021-04-25 | 2021-04-25 | Fixed infrared gas detector probe protection casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120862504.XU CN214894844U (en) | 2021-04-25 | 2021-04-25 | Fixed infrared gas detector probe protection casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214894844U true CN214894844U (en) | 2021-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120862504.XU Active CN214894844U (en) | 2021-04-25 | 2021-04-25 | Fixed infrared gas detector probe protection casing |
Country Status (1)
| Country | Link |
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| CN (1) | CN214894844U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116735543A (en) * | 2023-06-21 | 2023-09-12 | 千代田电子(嘉兴)有限公司 | Nondestructive testing device for fruits and vegetables |
-
2021
- 2021-04-25 CN CN202120862504.XU patent/CN214894844U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116735543A (en) * | 2023-06-21 | 2023-09-12 | 千代田电子(嘉兴)有限公司 | Nondestructive testing device for fruits and vegetables |
| CN116735543B (en) * | 2023-06-21 | 2024-03-22 | 千代田电子(嘉兴)有限公司 | Nondestructive testing device for fruits and vegetables |
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