CN218726895U - Large-flow oxygen sensor - Google Patents
Large-flow oxygen sensor Download PDFInfo
- Publication number
- CN218726895U CN218726895U CN202222620085.6U CN202222620085U CN218726895U CN 218726895 U CN218726895 U CN 218726895U CN 202222620085 U CN202222620085 U CN 202222620085U CN 218726895 U CN218726895 U CN 218726895U
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- Prior art keywords
- oxygen sensor
- air inlet
- flow oxygen
- mass flow
- rectifying channel
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 239000001301 oxygen Substances 0.000 title claims abstract description 31
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 31
- 238000005259 measurement Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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Abstract
The utility model relates to a sensor especially relates to a large-traffic oxygen sensor. The method comprises the following steps: the ultrasonic transducer is communicated with the rectifying channel and arranged at a certain angle, the inner diameter of the air inlet is gradually reduced along the air inlet direction, and the inner diameter of the rectifying channel is the same as that of the contact part of the air inlet. The sensor can accurately monitor the oxygen concentration of large flow, and has small volume and low cost.
Description
Technical Field
The utility model relates to a sensor especially relates to a large-traffic oxygen sensor.
Background
Oxygen is required to be measured for indexes such as concentration and flow on equipment such as an oxygen manufacturing machine and a manufacturing station, and currently, electronic equipment such as an oxygen sensor is used in the industry for measuring the indexes in real time.
At present, in the market, the oxygen measurement under large flow needs two sensors of concentration and flow to separately measure, and the oxygen measurement has large volume, high cost and harsh use limiting conditions.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims at providing a large-traffic oxygen sensor, this sensor can accurate monitoring large-traffic oxygen concentration, and small, with low costs.
A mass flow oxygen sensor comprising: the ultrasonic transducer is communicated with the rectifying channel and arranged at a certain angle, the inner diameter of the air inlet is gradually reduced along the air inlet direction, and the inner diameter of the rectifying channel is the same as that of the contact part of the air inlet.
Further, the outer diameter of the air inlet is the same as that of the air outlet.
Further, the inner diameter of the air outlet is gradually increased along the air outlet direction.
Further, the ultrasonic transducer and the rectifying channel are arranged at an angle of 15-85 degrees.
Further, the ultrasonic transducer and the rectifying channel are arranged at an angle of 30-65 degrees.
Further, the ultrasonic transducer and the rectifying channel are arranged at an angle of 45 degrees.
Furthermore, two installation positioning holes are formed in the body.
Furthermore, the two mounting positioning holes are respectively arranged on the diagonal points of the body.
For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of a high flow rate oxygen sensor according to an embodiment of the present disclosure;
fig. 2 is a cross-sectional view of a mass flow oxygen sensor according to an embodiment of the present disclosure.
In the figure: 100-body; 11-an air inlet; 12-air outlet; 13-a rectifying channel; 14-an ultrasonic transducer; 15-installing a positioning hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical direction", "upper", "lower", "horizontal", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the present invention, but do not indicate or imply that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected to the inside of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
Referring to fig. 1-2, the present embodiment provides a mass flow oxygen sensor, including: the ultrasonic flow meter comprises a body 100, an air inlet 11 and an air outlet 12 which are respectively arranged at two ends of the body 100, a rectifying channel 13 and an ultrasonic transducer 14, wherein the air inlet 11 is communicated with the rectifying channel 13 and the air outlet 12 and is positioned on the same straight line, the ultrasonic transducer 14 is communicated with the rectifying channel 13 and is arranged at a certain angle, the inner diameter of the air inlet 11 is gradually reduced along the air inlet direction, and the inner diameter of the rectifying channel 13 is the same as that of the contact part of the air inlet 11.
Further, the outer diameter of the air inlet 11 is the same as that of the air outlet 12.
Further, the inner diameter of the air outlet 12 gradually increases along the air outlet direction.
Further, the ultrasonic transducer 14 is arranged at an angle of 15-85 degrees with the rectifying channel 13.
Further, the ultrasonic transducer 14 is arranged at an angle of 30-65 degrees with the rectifying channel 13.
Further, the ultrasonic transducer 14 is arranged at an angle of 45 ° with respect to the rectifying channel 13.
Further, the body 100 is provided with two mounting positioning holes 15.
Further, the two mounting positioning holes 15 are respectively disposed on the diagonal point of the body 100.
Compared with the prior art, the utility model provides a large-traffic oxygen sensor, during the in-service use, oxygen gets into the sensor from air inlet 11, and oxygen is when commutating passageway 13, and ultrasonic transducer 14 is to carrying out supersound flow measurement and concentration back through oxygen, and oxygen flows out from gas outlet 12.
The utility model discloses a be linked together air inlet 11, gas outlet 12 and commutation channel 13 and be in same straight line and set up, and ultrasonic transducer 14 with commutation channel 13 is linked together and is certain angle setting for the sensor can measure the concentration of the large-traffic oxygen of 10L-300L.
The utility model discloses a design that the same rectification passageway 13 of 11 minimum internal diameters of funnel type air inlet 11 and internal diameter and air inlet combined together for oxygen obtains the rectification after getting into the sensor, reduces the gas disturbance, thereby makes measurement accuracy higher.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, to those skilled in the art, changes and modifications may be made without departing from the spirit of the invention, and it is intended that the invention also encompass such changes and modifications.
Claims (8)
1. A mass flow oxygen sensor, comprising: the ultrasonic transducer is communicated with the rectifying channel and arranged at a certain angle, the inner diameter of the air inlet is gradually reduced along the air inlet direction, and the inner diameter of the rectifying channel is the same as that of the contact part of the air inlet.
2. A mass flow oxygen sensor according to claim 1, wherein: the outer diameter of the air inlet is the same as that of the air outlet.
3. A mass flow oxygen sensor according to claim 2, wherein: the inner diameter of the air outlet is gradually increased along the air outlet direction.
4. A mass flow oxygen sensor according to claim 3, wherein: the ultrasonic transducer and the rectifying channel are arranged at an angle of 15-85 degrees.
5. A mass flow oxygen sensor according to claim 4, wherein: the ultrasonic transducer and the rectifying channel are arranged at an angle of 30-65 degrees.
6. A mass flow oxygen sensor according to claim 5, wherein: the ultrasonic transducer and the rectifying channel are arranged at an angle of 45 degrees.
7. The mass flow oxygen sensor of claim 6, wherein: the body is provided with two mounting positioning holes.
8. A mass flow oxygen sensor according to claim 7, wherein: the two mounting positioning holes are respectively arranged on the diagonal points of the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222620085.6U CN218726895U (en) | 2022-09-30 | 2022-09-30 | Large-flow oxygen sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222620085.6U CN218726895U (en) | 2022-09-30 | 2022-09-30 | Large-flow oxygen sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218726895U true CN218726895U (en) | 2023-03-24 |
Family
ID=85639011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222620085.6U Active CN218726895U (en) | 2022-09-30 | 2022-09-30 | Large-flow oxygen sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218726895U (en) |
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2022
- 2022-09-30 CN CN202222620085.6U patent/CN218726895U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A high flow oxygen sensor Granted publication date: 20230324 Pledgee: Hengqin Financial Investment International Finance Leasing Co.,Ltd. Pledgor: Huichuan Technology (Zhuhai) Co.,Ltd. Registration number: Y2024980025498 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |