CN207280554U - A kind of photo-electric water-level probe - Google Patents
A kind of photo-electric water-level probe Download PDFInfo
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- CN207280554U CN207280554U CN201721303673.XU CN201721303673U CN207280554U CN 207280554 U CN207280554 U CN 207280554U CN 201721303673 U CN201721303673 U CN 201721303673U CN 207280554 U CN207280554 U CN 207280554U
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- light
- photoemission cell
- photo
- transparent wall
- control panel
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Abstract
The utility model is suitable for water level detecting technical field, provide a kind of photo-electric water-level probe, including body, launch the photoemission cell of light, for receiving the photoelectric receiving tube of light, control panel, wherein, the photoemission cell, the photoelectric receiving tube is electrically connected on the mounting plane of the control panel and with the control panel, the photoemission cell, the photoelectric receiving tube, the control panel is arranged in the body, the body includes the first transparent wall for being used to receive the photoemission cell transmitting light in 45 ° of angles with the light direction of the launch of the photoemission cell, the second transparent wall with first transparent wall in the photoemission cell transmitting light for being used to receive the first transparent wall total reflection of angle.A kind of photo-electric water-level probe provided by the utility model, its is simple in structure, production cost is low, water level detecting reliability is high.
Description
Technical field
The utility model belongs to water level detecting field, and in particular to a kind of photo-electric water-level probe.
Background technology
Current level detection is popped one's head in using resistance type water level mostly, and probe is powered, special by the conduction of water when there is water
Property, the current potential of probe is changed, so as to judge water level.It is exactly after using a period of time that this probe, which has the shortcomings that a very big,
Incrustation scale can be produced on probe, influence the accuracy of detection, can fail when serious, particularly use in the hot water.Others one
A little level testing methods, such as ultrasonic water level detect, and because installation bothers, the factor such as cost height is difficult to promote.
Utility model content
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, there is provided one kind is simple in structure, is produced into
The photo-electric water-level probe that this is low, water level detecting reliability is high.
The utility model is realized in this way：Photo-electric water-level probe, including body, the photoemission cell for launching light, use
In the photoelectric receiving tube, the control panel that receive light, wherein, the photoemission cell, the photoelectric receiving tube are arranged on the control
It is electrically connected on the mounting plane of plate and with the control panel, the photoemission cell, the photoelectric receiving tube, the control panel
It is arranged in the body, the body includes being used to connect in 45 ° of angles with the light direction of the launch of the photoemission cell
Receive the first transparent wall of the photoemission cell transmitting light, be in the saturating for receiving described first of angle with first transparent wall
Second transparent wall of the photoemission cell transmitting light of bright wall total reflection.
As a preferred solution of the utility model, the inner wall of first transparent wall, second transparent wall it is interior
Wall is configured to zigzag.
As a preferred solution of the utility model, it is equipped with and uses between the photoemission cell and the photoelectric receiving tube
In prevent the transmitting light of the photoemission cell directly by the photoelectric receiving tube receive every light part.
As a preferred solution of the utility model, it is described every light part be arranged on the photoemission cell and the photoelectricity
Light insulation pad between reception pipe.
As a preferred solution of the utility model, the outside of the body is equipped with opaque shell, and described outer
Shell is equipped with inlet opening.
A kind of photo-electric water-level probe provided by the utility model, its is simple in structure, production cost is low, water level detecting is reliable
Property it is high.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are these
Some embodiments of utility model, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to these attached drawings.
The following drawings is only intended in doing schematic illustration and explanation to the utility model, does not limit the model of the utility model
Enclose.
Fig. 1 is the structure diagram for the photo-electric water-level probe that the utility model embodiment provides.
Embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only explaining
The utility model, is not used to limit the utility model.
Unless otherwise defined, the technical term or scientific terminology that the utility model uses are should be belonging to the utility model
The ordinary meaning that the personage with general technical ability is understood in field." first " that is used in the utility model, " second " and
Similar word is not offered as any order, quantity or importance, and is used only to distinguish different parts.Equally,
"one", the similar word such as " one " or "the" do not indicate that quantity limits yet, but represents that there are at least one." comprising " or
The similar word such as "comprising" means to occur element before the word or object covers the element for appearing in the word presented hereinafter
Either object and its equivalent and be not excluded for other elements or object.The similar word such as " connection " or " connected " not limits
Due to physics or mechanical connection, but electrical connection can be included, it is either directly or indirect." on ",
" under ", "left", "right" etc. be only used for representing relative position relation, after the absolute position for being described object changes, then this is opposite
Position relationship may also correspondingly change.
Embodiment
As shown in Figure 1, photo-electric water-level probe, including the photoemission cell 2 (such as light emitting diode) of body 1, transmitting light,
For receiving photoelectric receiving tube 3 (such as light emitting diode reception pipe), the control panel 4 of light, wherein, it is the photoemission cell 2, described
Photoelectric receiving tube 3 is electrically connected on the mounting plane of the control panel 4 and with the control panel 4, the photoemission
Pipe 2, the photoelectric receiving tube 3, the control panel 4 are arranged in the body 1, and the body 1 includes and the photoemission
The light direction of the launch of pipe 2 is in the first transparent wall 11 and the institute that are used to receive the photoemission cell 2 and launch light of 45 ° of angles
The first transparent wall 11 is stated in the photoemission cell 2 for being used to receive the total reflection of the first transparent wall 11 of 90 ° of angles to launch
Second transparent wall 12 of light.
In above-mentioned, specifically, the photo-electric water-level probe is placed on default test position, according to optical principle, such as Fig. 1
Shown, when having water outside the body 1, after light to the first transparent wall 11 that photoemission cell 2 is sent, by being all-trans, to be incident upon second transparent
Wall 12, the second transparent wall 12 is all-trans again is incident upon photoelectric receiving tube 3, and photoelectric receiving tube 2 converts optical signals into electric signal, sends extremely
Control panel 4, and then sent water signal；
When no water is air outside body 1, after light to the first transparent wall 11 that photoemission cell 2 is sent, folding can be produced
Phenomenon is penetrated, through the first transparent wall 11, without reaching photoelectric receiving tube 3, the circuit on control panel 4 can send water shortage letter at this time
Number；
In above-mentioned, it is to be understood that can be the power supply of built-in promising each component power supply in body 1, it is of course also possible to
It is to be connected with external power supply, is not limited herein；
Similarly, control panel 4 can be connected with exterior equipment, and then will detection signal (having water signal or no water signal)
Send to exterior equipment, which can be wireless or wired connection, not be limited herein.
As a preferred solution of the utility model, the inner wall of first transparent wall 11, second transparent wall 12
Inner wall be configured to zigzag.
In above-mentioned, specifically, the inner wall of the first transparent wall 11, the inner wall of second transparent wall 12 are configured to zigzag
It can play the role of strengthening total reflection effect.
As a preferred solution of the utility model, it is equipped between the photoemission cell 2 and the photoelectric receiving tube 3
For prevent light that the photoemission cell 2 launches directly by the photoelectric receiving tube 3 receive every light part 5.
, i.e., so that can in order to avoid the light that photoemission cell 2 is launched directly is received by photoelectric receiving tube 3 in above-mentioned
It is equipped with every light part 5, is made every light part 5 of light-proof material in-between, it is ensured that the light that photoelectric receiving tube 3 receives, is
The light launched by photoemission cell 2, is to be totally reflected through the first transparent wall 11, the second transparent wall 12, can improve the photoelectricity
Accuracy of detection of formula water-level probe etc..
Specifically, as shown in Figure 1, can be to be arranged on photoemission cell 2 and opto-electronic receiver every light part 5 in the present embodiment
Light insulation pad between pipe 3.
Certainly, in other embodiments, every light part 5 can also use it is other every photo structure, avoid 2 pipe of photo-electroluminescence from sending
Light directly reach photoelectric receiving tube 3, one is such as arranged outside photo-electroluminescence pipe and (is made every light pipe of light-proof material) so that
The light that photo-electroluminescence pipe 2 is sent, which cannot directly reach photoelectric receiving tube 3, (need to pass through the first transparent wall 11, second transparent wall 12
Total reflection just reaches photoelectric receiving tube 3).
As a preferred solution of the utility model, the outside of the body 1 is equipped with opaque shell 6, and described
Shell 6 is equipped with inlet opening 61.
In above-mentioned, specifically, shell 6 can stop that external light is entered in body 1, in case external light is by photoelectricity
Reception pipe 3 is received, and causes detection error etc. occur, and inlet opening 61 may be such that water is entered in shell 6.
Certainly, in order to ensure accuracy of detection, the quantity of inlet opening 61 can be multiple, specifically, can be in the bottom of shell 6
Top area to shell 6 is arranged with inlet opening 61, in order to avoid there is water level at certain position of shell 6, water does not enter into outer
Situation in shell 6.
Have it is following some need to illustrate：
(1) unless otherwise defined, in the embodiment of the utility model and attached drawing, same label represents same implication.
(2) in the utility model embodiment attached drawing, the structure being related to the utility model embodiment is related only to, other
Structure refers to be commonly designed.
(3) for clarity, in the attached drawing of the embodiment for describing the utility model, the thickness quilt in layer or region
Amplification.It is appreciated that when the element of such as layer, film, region or substrate etc is referred to as "above" or "below" another element,
The element can be " direct " "above" or "below" another element, or there may be intermediary element.
(4) in the case where there is no conflict, the feature in the same embodiment of the utility model and different embodiment can phase
Mutually combination.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality
Any modification, equivalent substitution or improvement made within new spirit and principle etc., should be included in the guarantor of the utility model
Within the scope of shield.
Claims (5)
1. photo-electric water-level probe, it is characterised in that photoemission cell, the photoelectricity for receiving light including body, transmitting light
Reception pipe, control panel, wherein, the photoemission cell, the photoelectric receiving tube are on the mounting plane of the control panel
And be electrically connected with the control panel, the photoemission cell, the photoelectric receiving tube, the control panel are arranged on the body
It is interior, the body include with the light direction of the launch of the photoemission cell in 45 ° of angles be used for receive the photoemission
The first transparent wall and first transparent wall of pipe transmitting light are totally reflected in first transparent wall that is used to receive of 90 ° of angles
The photoemission cell 2 launch light the second transparent wall.
2. photo-electric water-level probe as claimed in claim 1, it is characterised in that the inner wall of first transparent wall, described
The inner wall of two transparent walls is configured to zigzag.
3. photo-electric water-level probe as claimed in claim 1, it is characterised in that the photoemission cell and the opto-electronic receiver
Be equipped between pipe be used to preventing the transmitting light of the photoemission cell directly by the photoelectric receiving tube receive every light part.
4. photo-electric water-level probe as claimed in claim 3, it is characterised in that it is described every light part be arranged on the photoemission
Light insulation pad between pipe and the photoelectric receiving tube.
5. photo-electric water-level probe as claimed in claim 1, it is characterised in that the outside of the body 1 is equipped with opaque
Shell, and the shell is equipped with inlet opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721303673.XU CN207280554U (en) | 2017-09-30 | 2017-09-30 | A kind of photo-electric water-level probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721303673.XU CN207280554U (en) | 2017-09-30 | 2017-09-30 | A kind of photo-electric water-level probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207280554U true CN207280554U (en) | 2018-04-27 |
Family
ID=61987686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721303673.XU Active CN207280554U (en) | 2017-09-30 | 2017-09-30 | A kind of photo-electric water-level probe |
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| CN (1) | CN207280554U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109556677A (en) * | 2018-12-20 | 2019-04-02 | 中国电子科技集团公司第四十八研究所 | A kind of photosensitive sensor with optical protective cover |
| CN110231839A (en) * | 2019-06-28 | 2019-09-13 | 苏州优德通力科技有限公司 | A kind of device controlled with infrared ray self-identifying Liquid level and ultra low water level |
| CN112082624A (en) * | 2020-09-08 | 2020-12-15 | 南方科技大学 | Liquid level detection device and detection method thereof |
| WO2020258439A1 (en) * | 2019-06-28 | 2020-12-30 | 苏州优德通力科技有限公司 | Multi-purpose pump implementing liquid level detection by means of photoelectric sensing |
-
2017
- 2017-09-30 CN CN201721303673.XU patent/CN207280554U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109556677A (en) * | 2018-12-20 | 2019-04-02 | 中国电子科技集团公司第四十八研究所 | A kind of photosensitive sensor with optical protective cover |
| CN109556677B (en) * | 2018-12-20 | 2020-11-10 | 中国电子科技集团公司第四十八研究所 | Photosensitive sensor with optical protective cover |
| CN110231839A (en) * | 2019-06-28 | 2019-09-13 | 苏州优德通力科技有限公司 | A kind of device controlled with infrared ray self-identifying Liquid level and ultra low water level |
| WO2020258439A1 (en) * | 2019-06-28 | 2020-12-30 | 苏州优德通力科技有限公司 | Multi-purpose pump implementing liquid level detection by means of photoelectric sensing |
| CN112082624A (en) * | 2020-09-08 | 2020-12-15 | 南方科技大学 | Liquid level detection device and detection method thereof |
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