CN106338321A - Photoelectric liquid level gauge - Google Patents
Photoelectric liquid level gauge Download PDFInfo
- Publication number
- CN106338321A CN106338321A CN201610773460.7A CN201610773460A CN106338321A CN 106338321 A CN106338321 A CN 106338321A CN 201610773460 A CN201610773460 A CN 201610773460A CN 106338321 A CN106338321 A CN 106338321A
- Authority
- CN
- China
- Prior art keywords
- liquid level
- rectangular tube
- photoelectric
- level gauge
- level display
- Prior art date
- 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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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
- G01F23/68—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using electrically actuated indicating means
- G01F23/70—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using electrically actuated indicating means for sensing changes in level only at discrete points
- G01F23/706—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using electrically actuated indicating means for sensing changes in level only at discrete points using opto-electrically actuated indicating means
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Level Indicators Using A Float (AREA)
Abstract
The invention relates to a photoelectric liquid level gauge, belonging to the application field of photoelectric elements. The photoelectric liquid level gauge comprises a measurer and a liquid level display console, wherein the measurer comprises a rectangular tube, luminous sources, photosensitive diodes and a floating body; the rectangular tube is fixedly placed in liquid, two opposite sides of the rectangular tube are in net shapes, and the other two opposite sides of the rectangular tube are plates; the luminous sources are installed on the plate at one side of the rectangular tube, the photosensitive diodes are installed on the plate at the side opposite to the luminous sources, and the luminous sources and the photosensitive diodes are arranged at the same level; the shape of the floating body is the same as that of a tube cavity of the rectangular tube and can move up and down along the tube cavity of the rectangular tube; the liquid level display console is arranged outside the measurer; liquid level indicator lights are arranged on the liquid level display console and are connected with the photosensitive diodes in parallel. According to the photoelectric liquid level gauge, the light which is emitted by the luminous sources and received by the photosensitive diodes is blocked by the up and down movement of the floating body floating on the surface of the liquid in the rectangular tube, so that electrical signals are changed, and liquid level dispaly lamps are enabled to display; the photoelectric liquid level gauge is simple in structure and circuit, small in size, low in cost, free from mechanical wear and long in service life.
Description
Technical field
The present invention relates to a kind of liquidometer, more particularly, to a kind of photoelectric liquid level gauge, belong to photoelectric original application.
Background technology
Liquidometer is a kind of sensor of measurement liquid level, and extensively application has liquid medium and it needs to measure its liquid
The every field of position.At present, the more liquid level of application is in respect of float type liquid level switch, photoelectric liquid level sensor etc..Wherein, float
The operation principle of formula liquidometer is: float is dipped in the buoyancy producing in liquid upwards, buoyancy pushing drawing rod or push directly on Magnet,
So that the tongue tube adhesive of inside or disconnection.Application shows, float type liquid level switch has multinomial shortcoming, for example, there is machine
Tool moves, and has friction, short life；Float must be dipped in liquid, it is therefore desirable to liquid has certain depth and area, volume
Greatly, inconvenience is installed；Float type level gauge can only on put or underlying install it is not possible to tilt, be mounted laterally, limitation is big.And
Photoelectric liquid level sensor, due to structure design reason, has the disadvantage that mostly, and volume is big, high cost, installs inconvenient.Other
Such as fibre optic liquid level sensor, ultrasonic liquid level sensor etc., because Circuits System is complicated, manufacturing cost is very high, seldom exists
The low cost such as household electrical appliances field is using it is therefore desirable to improve further.
Content of the invention
The present invention is exactly in view of the shortcomings of the prior art, there is provided a kind of photoelectric liquid level gauge.
For solving the above problems, the technical solution used in the present invention is as follows:
A kind of photoelectric liquid level gauge, including measuring device and liquid level display station, described measuring device include rectangular tube, luminous source, photosensitive two
Pole pipe and buoyancy aid, in a liquid, the corresponding two sides in its side is netted to rectangular tube fixed placement, and the corresponding two sides of opposite side is
Plate, luminous source is arranged on the side plate of rectangular tube, and light sensitive diode is arranged on the corresponding side plate of rectangular tube, and luminous source with
Light sensitive diode same level, opaque buoyancy aid shape is identical with rectangular tube lumen shape, and can be upper and lower along rectangular tube tube chamber
Mobile, it is provided with liquid level display station outside measuring device, measuring device and liquid level display station electrically connect, liquid level display station is provided with liquid level and shows
Show lamp, liquid level display lamp is in parallel with light sensitive diode.
Further, described rectangular tube is provided with the multi-group light-emitting source being easy to detect multi-level and light sensitive diode.
Further, described luminous source and liquid level display lamp are connected with external power source respectively.
Further, described liquid level display station is additionally provided with the pump housing switch being easy to control conveying liquid.
Further, described rectangular tube upper and lower is provided with the end cap preventing buoyancy aid from running out of.
Compared with prior art, the implementation result of the present invention is as follows for the present invention:
A kind of photoelectric liquid level gauge of the present invention, is moved up and down in rectangular tube by floating on the buoyancy aid of liquid level, blocks photosensitive
Diode receives the light that sends of luminous source, changes the signal of telecommunication, through liquid level display lamp show liquid level, structure and circuit simple,
Small volume, low cost, mechanical abrasion, high life.
Brief description
Fig. 1 is a kind of photoelectric liquid level gauge circuit theory schematic diagram of the present invention.
Fig. 2 is a kind of photoelectric liquid level gauge structural representation of the present invention.
Wherein, 10 measuring devices, 11 rectangular tubes, 12 luminous sources, 13 light sensitive diodes, 14 buoyancy aids, 15 ends
Lid, 20 liquid level display stations, 21 liquid level display lamps, 22 pump housing switches.
Specific embodiment
Present disclosure to be described below in conjunction with specific embodiments.
It is illustrated in figure 1 a kind of photoelectric liquid level gauge circuit theory schematic diagram of the present invention, luminous after luminous source 12 energising,
Light sensitive diode 13 produces electric current, and liquid level display lamp 21 short circuit by normal work after receiving light source, when light sensitive diode 13
When not receiving light source, liquid level display lamp 21 normally lights work.
It is illustrated in figure 2 a kind of photoelectric liquid level gauge structural representation of the present invention, show including measuring device 10 and liquid level
Platform 20, described measuring device 10 includes rectangular tube 11, luminous source 12, light sensitive diode 13 and buoyancy aid 14, rectangular tube 11 fixed placement
In a liquid, the corresponding two sides in its side is netted, and the corresponding two sides of opposite side is plate, and luminous source 12 is arranged on rectangular tube 11
On side plate, light sensitive diode 13 is arranged on the corresponding side plate of rectangular tube 11, and luminous source 12 is same with light sensitive diode 13
Level, opaque buoyancy aid 14 shape is identical with rectangular tube 11 lumen shape, and can move up and down along rectangular tube 11 tube chamber, measurement
It is provided with liquid level display station 20, measuring device 10 and liquid level display station 20 electrically connect, and liquid level display station 20 is provided with liquid level outside device 10
Display lamp 21, liquid level display lamp 21 is in parallel with light sensitive diode 13.Luminous, light sensitive diode 13 receiving light after luminous source 12 energising
Produce electric current behind source, and will normal work liquid level display lamp 21 short circuit, liquid level display lamp 21 do not light, when liquid level rise or under
Drop to certain position, the buoyancy aid 14 swimming on liquid level is located between luminous source 12 and light sensitive diode 13, and buoyancy aid 14 blocks
The light that luminous source 12 sends, when light sensitive diode 13 does not receive light source, liquid level display lamp 21 normally lights work, you can instruction
Water level position.
Described rectangular tube 11 is provided with the multi-group light-emitting source 12 being easy to detect multi-level and light sensitive diode 13, in rectangular tube
11 from top to bottom, and diverse location is provided with multi-group light-emitting source 12 and the installation site of light sensitive diode 13, and liquid corresponding with outside
Position display lamp 21 is connected, and can as needed different liquid levels be monitored.
Described luminous source 12 and liquid level display lamp 21 are connected with external power source respectively, it is to avoid the impact to power supply for the liquid, with
When be convenient for changing and safeguard.
The pump housing switch 22 being easy to control conveying liquid is additionally provided with described liquid level display station 20, can be for different liquid
Position display lamp 21 light situation, by switching the 22 reasonable foldings controlling the pump housings, timely fluid infusion or stop liquid.
Described rectangular tube 11 upper and lower is provided with the end cap 15 preventing buoyancy aid 14 from running out of, and prevents liquid level too low or too high,
Buoyancy aid 14 is departed from rectangular tube 11, impact is normal to be used.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (5)
1. a kind of photoelectric liquid level gauge, is characterized in that, including measuring device (10) and liquid level display station (20), described measuring device (10) bag
Include rectangular tube (11), luminous source (12), light sensitive diode (13) and buoyancy aid (14) rectangular tube (11) fixed placement in a liquid, its
The corresponding two sides in side is netted, and the corresponding two sides of opposite side is plate, and luminous source (12) is arranged on the side plate of rectangular tube (11)
On, light sensitive diode (13) is arranged on the corresponding side plate of luminous source (12), and luminous source (12) is same with light sensitive diode (13)
One level, opaque buoyancy aid (14) shape is identical with rectangular tube (11) lumen shape, and can be upper and lower along rectangular tube (11) tube chamber
Mobile, it is provided with liquid level display station (20) outside measuring device (10), measuring device (10) and liquid level display station (20) electrically connect, liquid level shows
Show that platform (20) is provided with liquid level display lamp (21), liquid level display lamp (21) is in parallel with light sensitive diode (13).
2. a kind of photoelectric liquid level gauge as claimed in claim 1, is characterized in that, described rectangular tube (11) is provided with and is easy to detect many liquid
The multi-group light-emitting source (12) of position and light sensitive diode (13).
3. a kind of photoelectric liquid level gauge as claimed in claim 1 or 2, is characterized in that, described luminous source (12) and liquid level display lamp
(21) it is connected with external power source respectively.
4. a kind of photoelectric liquid level gauge as claimed in claim 1 or 2, is characterized in that, described liquid level display station (20) is additionally provided with just
In pump housing switch (22) controlling conveying liquid.
5. a kind of photoelectric liquid level gauge as claimed in claim 1 or 2, is characterized in that, described rectangular tube (11) upper and lower is provided with
Prevent the end cap (15) that buoyancy aid (14) is run out of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610773460.7A CN106338321A (en) | 2016-08-31 | 2016-08-31 | Photoelectric liquid level gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610773460.7A CN106338321A (en) | 2016-08-31 | 2016-08-31 | Photoelectric liquid level gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106338321A true CN106338321A (en) | 2017-01-18 |
Family
ID=57823384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610773460.7A Pending CN106338321A (en) | 2016-08-31 | 2016-08-31 | Photoelectric liquid level gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106338321A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111359815A (en) * | 2020-03-24 | 2020-07-03 | 杭州宣阳科技有限公司 | Motor vehicle paint automatic mixing device based on light sensation control |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2527980Y (en) * | 2002-03-13 | 2002-12-25 | 任召全 | Liquid level measurer |
| CN101121326A (en) * | 2006-08-08 | 2008-02-13 | 研能科技股份有限公司 | Ink storage quantity detecting device |
| CN204405147U (en) * | 2015-01-22 | 2015-06-17 | 王晓艺 | A kind of culvert ponding alarming device |
| CN104729635A (en) * | 2013-12-20 | 2015-06-24 | 西安兴仪科技股份有限公司 | Laser-based liquid level warning device |
| CN105203186A (en) * | 2015-08-24 | 2015-12-30 | 杨瑾婷 | Luminous liquid level meter |
| CN204988441U (en) * | 2015-08-05 | 2016-01-20 | 莱芜钢铁集团电子有限公司 | Float gauge |
-
2016
- 2016-08-31 CN CN201610773460.7A patent/CN106338321A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2527980Y (en) * | 2002-03-13 | 2002-12-25 | 任召全 | Liquid level measurer |
| CN101121326A (en) * | 2006-08-08 | 2008-02-13 | 研能科技股份有限公司 | Ink storage quantity detecting device |
| CN104729635A (en) * | 2013-12-20 | 2015-06-24 | 西安兴仪科技股份有限公司 | Laser-based liquid level warning device |
| CN204405147U (en) * | 2015-01-22 | 2015-06-17 | 王晓艺 | A kind of culvert ponding alarming device |
| CN204988441U (en) * | 2015-08-05 | 2016-01-20 | 莱芜钢铁集团电子有限公司 | Float gauge |
| CN105203186A (en) * | 2015-08-24 | 2015-12-30 | 杨瑾婷 | Luminous liquid level meter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111359815A (en) * | 2020-03-24 | 2020-07-03 | 杭州宣阳科技有限公司 | Motor vehicle paint automatic mixing device based on light sensation control |
| CN111359815B (en) * | 2020-03-24 | 2021-07-09 | 聊城市飓风工业设计有限公司 | Motor vehicle paint automatic mixing device based on light sensation control |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170118 |
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| RJ01 | Rejection of invention patent application after publication |