CN204422786U - A kind of infrared liquid identification sensor - Google Patents
A kind of infrared liquid identification sensor Download PDFInfo
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- CN204422786U CN204422786U CN201520128862.2U CN201520128862U CN204422786U CN 204422786 U CN204422786 U CN 204422786U CN 201520128862 U CN201520128862 U CN 201520128862U CN 204422786 U CN204422786 U CN 204422786U
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- infrared
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- control module
- liquid
- identification sensor
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- 239000007788 liquid Substances 0.000 title claims abstract description 49
- 238000004891 communication Methods 0.000 claims abstract description 15
- 238000012546 transfer Methods 0.000 claims abstract description 10
- 239000003822 epoxy resin Substances 0.000 claims description 5
- 229920000647 polyepoxide Polymers 0.000 claims description 5
- 238000001514 detection method Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003278 mimic effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model discloses a kind of infrared liquid identification sensor, described sensor comprises the shell of both ends open, the built-in control module of shell, this control module is electrically connected with communication module by communication interface, and this control module is electrically connected with power transfer module by power input interface; In shell, the infrared transmitter be electrically connected with control module and infrared remote receiver are also set; Also arrange prism in shell, the receiving end of the rear end of described prism and the transmitting terminal of infrared transmitter and infrared remote receiver is oppositely arranged, and front end and the shadow shield be arranged in shell aperture of described prism are oppositely arranged, and the edge of shadow shield arranges inlet opening.Infrared liquid identification sensor disclosed in the utility model, uses infrared light as detection light source, and arrange shadow shield with prism opposite position in shell aperture, be not easy the impact by extraneous light, ensure accuracy of detection; With or without carrying out, detection basis can also judge liquid category according to refractive index to liquid.
Description
Technical field
The utility model relates to sensor field, relate to specifically in this field a kind of in the liquid storage and transport processes such as oil product to liquid with or without the infrared liquid identification sensor detected with liquid category, be particularly useful for the inside and outside wall leak detection of two-compartment oil tank or double-skin duct.
Background technology
In prior art, many employing mimic channels are to liquid with or without detecting, and not only accuracy of detection is not high, easily disturbs by extraneous light, causes testing result mistake, and do not have Liquid identification function, cannot judge that the liquid detected is water or oil.
Utility model content
Technical problem to be solved in the utility model is just to provide a kind of may be used in the liquid storage and transport processes such as oil product liquid with or without the infrared liquid identification sensor detected with liquid category.
The utility model adopts following technical scheme:
A kind of infrared liquid identification sensor, its improvements are: described sensor comprises the shell of both ends open, the built-in control module of shell, this control module is electrically connected with communication module by communication interface, and this control module is electrically connected with power transfer module by power input interface; In shell, the infrared transmitter be electrically connected with control module and infrared remote receiver are also set; Also arrange prism in shell, the receiving end of the rear end of described prism and the transmitting terminal of infrared transmitter and infrared remote receiver is oppositely arranged, and front end and the shadow shield be arranged in shell aperture of described prism are oppositely arranged, and the edge of shadow shield arranges inlet opening.
Further, the side wall of outer shell between prism front position and shadow shield is provided with through hole.
Further, described control module comprises and judges liquid level computing unit with presence or absence of liquid according to the refractive index of infrared light in different medium; The Liquid identification unit of liquid category is judged according to the refractive index of infrared light in different medium.
Further, described infrared transmitter is infrared-emitting diode, and described infrared remote receiver is infrared receiving diode.
Further, also arrange mount pad in described shell, the rear end of described prism is arranged on mount pad; First packed layer is set in the space in the enclosure between mount pad and prism front end.
Further, the second packed layer is set in the space between shell and control module.
Further, described communication module and power transfer module are all arranged in the second packed layer.
Further, described packed layer is epoxy resin filling layer.
The beneficial effects of the utility model are:
Infrared liquid identification sensor disclosed in the utility model, uses infrared light as detection light source, and arrange shadow shield with prism opposite position in shell aperture, be not easy the impact by extraneous light, ensure accuracy of detection; Using control module to carry out digitized processing to the data obtained, not only facilitate the integration of data to transmit, liquid category can also judged according to the refractive index of infrared light in different medium to liquid with or without carrying out detecting on basis.
Accompanying drawing explanation
Fig. 1 is the structural representation of the infrared liquid identification sensor disclosed in the utility model embodiment 1.
Fig. 2 is the structural representation of the shadow shield of infrared liquid identification sensor disclosed in the utility model embodiment 1.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Embodiment 1, as shown in Figure 1, present embodiment discloses a kind of infrared liquid identification sensor, described sensor comprises the cylindrical housing 1 of both ends open, the built-in control module of shell, described control module comprises and judges liquid level computing unit 5 with presence or absence of liquid according to the refractive index of infrared light in different medium; The Liquid identification unit 4 of liquid category is judged according to the refractive index of infrared light in different medium, this control module is electrically connected with communication module 3 by communication interface, control module can receive outside detection instruction by this communication module 3, and testing result is outwards transmitted; This control module is electrically connected with power transfer module 2 by power input interface, this power transfer module 2 can be low-dropout regulator, alternatively, above-mentioned communication module and power transfer module both can be built in the shell of sensor, also can externally independently arrange, in the present embodiment, communication module and power transfer module are all built in the shell of sensor; In shell 1, the infrared-emitting diode 6 be electrically connected with control module and infrared receiving diode 8 are also set; In shell, prism 7 is also set, the receiving end of the described rear end of prism 7 and the transmitting terminal of infrared-emitting diode and infrared receiving diode is oppositely arranged, front end and the shadow shield 10 be arranged in shell aperture of described prism 7 are oppositely arranged, the edge of shadow shield 10 arranges inlet opening 11, inlet opening can arrange one or more as required, as shown in Figure 2, on shadow shield, the quantity of inlet opening 11 is 4, be distributed in the edge of shadow shield 10, shell 1 sidewall between prism front position and shadow shield is provided with through hole 9.
Also arrange mount pad in described shell, the rear end of described prism is arranged on mount pad; First ring epoxy resins packed layer is set in the space in the enclosure between mount pad and prism front end.Second epoxy resin filling layer is set in the space between shell and control module.Described communication module and power transfer module are all arranged in the second epoxy resin filling layer.
The principle of work of the infrared liquid identification sensor disclosed in the present embodiment is: sensor is transferred the bottom to region to be measured, as there is liquid in region to be measured then can by the through hole flow sensor on inlet opening or sidewall, control module starts infrared-emitting diode and sends infrared light, infrared light is absorbed by the receiving end of infrared receiving diode and data is returned to control module after prism and liquid refracting and reflection, namely control module can judge the presence or absence of liquid and the classification of liquid, and judged result is outwards transmitted by communication module.
Claims (8)
1. an infrared liquid identification sensor, it is characterized in that: described sensor comprises the shell of both ends open, the built-in control module of shell, this control module is electrically connected with communication module by communication interface, and this control module is electrically connected with power transfer module by power input interface; In shell, the infrared transmitter be electrically connected with control module and infrared remote receiver are also set; Also arrange prism in shell, the receiving end of the rear end of described prism and the transmitting terminal of infrared transmitter and infrared remote receiver is oppositely arranged, and front end and the shadow shield be arranged in shell aperture of described prism are oppositely arranged, and the edge of shadow shield arranges inlet opening.
2. infrared liquid identification sensor according to claim 1, is characterized in that: the side wall of outer shell between prism front position and shadow shield is provided with through hole.
3. infrared liquid identification sensor according to claim 1, is characterized in that: described control module comprises and judges liquid level computing unit with presence or absence of liquid according to the refractive index of infrared light in different medium; The Liquid identification unit of liquid category is judged according to the refractive index of infrared light in different medium.
4. infrared liquid identification sensor according to claim 1, is characterized in that: described infrared transmitter is infrared-emitting diode, and described infrared remote receiver is infrared receiving diode.
5. infrared liquid identification sensor according to claim 1, is characterized in that: also arrange mount pad in described shell, the rear end of described prism is arranged on mount pad; First packed layer is set in the space in the enclosure between mount pad and prism front end.
6. infrared liquid identification sensor according to claim 1, is characterized in that: arrange the second packed layer in the space between shell and control module.
7. infrared liquid identification sensor according to claim 6, is characterized in that: described communication module and power transfer module are all arranged in the second packed layer.
8. the infrared liquid identification sensor according to claim 5 or 6, is characterized in that: described packed layer is epoxy resin filling layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520128862.2U CN204422786U (en) | 2015-03-06 | 2015-03-06 | A kind of infrared liquid identification sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520128862.2U CN204422786U (en) | 2015-03-06 | 2015-03-06 | A kind of infrared liquid identification sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204422786U true CN204422786U (en) | 2015-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201520128862.2U Active CN204422786U (en) | 2015-03-06 | 2015-03-06 | A kind of infrared liquid identification sensor |
Country Status (1)
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092484A (en) * | 2015-07-31 | 2015-11-25 | 付庆波 | Liquid identifying device |
| CN110879241A (en) * | 2019-12-10 | 2020-03-13 | 南阳理工学院 | Thin-layer flow type photoelectric detector and method for detecting oxidation resistance capacity |
| CN112733783A (en) * | 2021-01-20 | 2021-04-30 | 李逸丰 | Ophthalmic medicine liquid overflow identification method and device |
| CN113049787A (en) * | 2016-10-12 | 2021-06-29 | 纳普科有限责任公司 | Optical fluid sensor for cross-contamination control system |
| CN113856587A (en) * | 2021-09-08 | 2021-12-31 | 安徽广信农化股份有限公司 | Raw material circulating and screening equipment for indoxacarb production and screening method thereof |
-
2015
- 2015-03-06 CN CN201520128862.2U patent/CN204422786U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092484A (en) * | 2015-07-31 | 2015-11-25 | 付庆波 | Liquid identifying device |
| CN113049787A (en) * | 2016-10-12 | 2021-06-29 | 纳普科有限责任公司 | Optical fluid sensor for cross-contamination control system |
| CN110879241A (en) * | 2019-12-10 | 2020-03-13 | 南阳理工学院 | Thin-layer flow type photoelectric detector and method for detecting oxidation resistance capacity |
| CN112733783A (en) * | 2021-01-20 | 2021-04-30 | 李逸丰 | Ophthalmic medicine liquid overflow identification method and device |
| CN113856587A (en) * | 2021-09-08 | 2021-12-31 | 安徽广信农化股份有限公司 | Raw material circulating and screening equipment for indoxacarb production and screening method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170309 Address after: 266100 Zhuzhou Road, Laoshan District, Shandong, No. 190, No. Patentee after: Qingdao win Technology Co., Ltd. Address before: The ridge road Laoshan 266061 Shandong Province, Qingdao City, No. 7, No. 5 Rhine Garden Building 2 unit 101 Patentee before: Bi Ruiliang |