CN106643654A - Level detection sensor - Google Patents
Level detection sensor Download PDFInfo
- Publication number
- CN106643654A CN106643654A CN201611240449.0A CN201611240449A CN106643654A CN 106643654 A CN106643654 A CN 106643654A CN 201611240449 A CN201611240449 A CN 201611240449A CN 106643654 A CN106643654 A CN 106643654A
- Authority
- CN
- China
- Prior art keywords
- light source
- led light
- fork
- base plate
- source plate
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention relates to a level detection sensor. The level detection sensor comprises a detection cylinder, an oscillating bar, an LED light source plate and a sensor base plate, the detection cylinder is in a columnar shape, the LED light source plate is arranged at the upper surface of the detection cylinder, the sensor base plate is arranged at the bottom face of the detection cylinder, and the oscillating bar is in a rhabdoid shape, and is arranged at the center of the circle of the LED light source plate. The level detection sensor has the advantages that a common gradienter is electronized and digitized, which brings convenience to automatic adjustment and control; the oscillating bar is arranged between the sensor base plate and the LED light source plate, the part, which is not shielded by the oscillating bar, of a detection unit outputs high electrical level, the part, which is shielded by the oscillating bar, of the detection unit outputs low electrical level, and a sensor circuit is formed by only a light source and multiple light detection units, non-contact type object level detection is achieved, thus the level detection sensor has the advantages of being simple in circuit structure, small in signal processing difficulty and low in development cost.
Description
Technical field
The invention belongs to detection means field, more particularly, to a kind of horizontal detection sensor.
Background technology
Conventional level meter species has frame level, pincers worker level meter and image bonding level, and they are all with spirit level
As measurement and reading element.Spirit level is a kind of glass tube of sealing, and pipe leaves built with the less liquid of the coefficient of viscosity
Minute bubbles, according to the position of bubble come determined level instrument whether level.Advantage is simple structure, is had the disadvantage, temperature influence, reading
Number is inaccurate, and not can determine that inclined concrete angle.
The content of the invention
To solve above-mentioned technical problem, the present invention provides a kind of horizontal detection sensor.
The technical solution used in the present invention is：A kind of horizontal detection sensor, including detection cylinder, fork, LED light source plate,
Sensor base plate, detection cylinder is column, and LED light source plate is arranged at the upper surface of detection cylinder, and sensor base plate is arranged at detection cylinder
Bottom surface, for shaft-like, fork is arranged at the circle centre position of LED light source plate to fork.
Preferably, downwards, LED light source plate is made up of LED light source plate LED and drive circuit, and LED is no less than eight.
Preferably, fork is fixed on the circle centre position of LED light source plate lower surface by hinge, and fork is shorter than the height of detection cylinder
Degree.
Preferably, sensor base plate is arranged on base plate by optical detecting unit according to matrix array mode.
Preferably, optical detecting unit includes phototriode, and the colelctor electrode of phototriode is by biasing resistor and power supply
Positive pole VCC is connected, and the emitter stage of phototriode is connected to the ground, and the signal of the current collection extremely detector unit of phototriode is defeated
Go out to hold OUT.
The present invention has the advantages and positive effects that：By conventional levels instrument electronization and digitlization, it is easy to automatically adjust
With control；Fork is arranged between sensor base plate and LED light source plate, and the detector unit output for not covering part by fork is high
Level, and the detector unit output low level of part is covered by fork, and because each detector unit is with array way arrangement
In sensor base plate, therefore single-chip microcomputer can be drawn by logical operation after the output signal for detecting each detector unit and be worked as
The horizontal direction position of front tested belt, sensor circuit is only constituted and is realized noncontact by light source and multiple optical detecting units
The object horizontal detection of formula, thus it is simple with circuit structure, and signal transacting difficulty is little, the low advantage of development cost.
Description of the drawings
Fig. 1 is the cross-sectional view of the present invention.
In figure：1st, cylinder is detected；2nd, LED light source plate；3rd, sensor base plate；4th, fork.
Specific embodiment
One embodiment of the present of invention is explained below in conjunction with the accompanying drawings.
As shown in figure 1, the present invention relates to a kind of horizontal detection sensor, including detection cylinder 1, fork 4, LED light source plate 2,
Sensor base plate 3, detection cylinder 1 is cylindric, and LED light source plate 2 is arranged at the upper surface of detection cylinder 1, and LED light source plate 2 is by LED
With drive circuit composition, no less than eight, launch light source one's LED faces down, and is pointed into detecting the inner side of cylinder 1, sensor bottom
Plate 3 is arranged at the bottom surface of detection cylinder 1, and sensor base plate 3 is arranged on base plate by optical detecting unit according to matrix array mode, passes
The sensing of sensor base plate 3 faces up, and the light that LED light source plate 2 sends is pointed into sensor base plate 3, and fork 4 is shaft-like, and fork 4 is arranged at
The circle centre position of LED light source plate 2, fork 4 is fixed on the circle centre position of the lower surface of LED light source plate 2 by hinge, and fork 4 is shorter than detection
The height of cylinder 1, fork 4 can freely swing, and when detection cylinder 1 is placed in plane to be detected, fork 4 is vertical, in detection cylinder 1
It is tilted, by the irradiation of LED, the skioptic reaction that fork 4 is formed on sensor base plate 3, so as to embody level condition.
Optical detecting unit includes phototriode, and the colelctor electrode of phototriode is by biasing resistor and positive source VCC
It is connected, the emitter stage of phototriode is connected to the ground, the signal output part of the current collection extremely detector unit of phototriode
OUT；Fork 4 is arranged between sensor base plate 3 and LED light source plate 2, and the detector unit output of part is not covered by fork 4
High level, and the detector unit output low level of part is covered by fork 4, and because each detector unit is with array way row
Cloth can be obtained after the output signal for detecting each detector unit in sensor base plate 3, therefore single-chip microcomputer by logical operation
Go out the horizontal direction position of current tested belt, sensor circuit be only made up of light source and multiple optical detecting units realize it is non-
The object horizontal detection of contact.
Detection cylinder 1 side is provided with display screen, the connection MCU chip of sensor base plate 3, MCU chip connection optical detecting unit and
Display screen, MCU chip is that STM32 is serial, and the output signal of optical detecting unit can embody on a display screen, passed by fork 4
The size and Orientation of the shade projected on sensor base plate 3, can interpolate that the level condition of thing to be detected.
The course of work of this example：Horizontal detection sensor is placed in the plane of thing to be detected, connects power supply, fork
It is in inclination angle with detection cylinder, the downward projection source of LED light source plate, fork projects projection on sensor base plate, and MCU chip passes through
The signal of analysis optical detecting unit output can calculate the level condition of thing to be detected.
One embodiment of the present of invention has been described in detail above, but the content is only the preferable enforcement of the present invention
Example, it is impossible to be considered as the practical range for limiting the present invention.All impartial changes made according to the present patent application scope and improvement
Deng, all should still belong to the present invention patent covering scope within.
Claims (5)
1. a kind of horizontal detection sensor, it is characterised in that：Including detection cylinder, fork, LED light source plate, sensor base plate is described
Detection cylinder is column, and the LED light source plate is arranged at the upper surface of the detection cylinder, and the sensor base plate is arranged at the inspection
The bottom surface of cylinder is surveyed, the fork is shaft-like, and the fork is arranged at the circle centre position of the LED light source plate.
2. a kind of horizontal detection sensor according to claim 1, it is characterised in that：The LED light source plate is downwards, described
LED light source plate is made up of LED and drive circuit, and the LED is no less than eight.
3. a kind of horizontal detection sensor according to claim 1, it is characterised in that：The fork is fixed on by hinge
The circle centre position of the LED light source plate lower surface, the fork is shorter than the height of the detection cylinder.
4. a kind of horizontal detection sensor according to claim 1, it is characterised in that：The sensor base plate is detected by light
Unit is arranged on base plate according to matrix array mode.
5. a kind of horizontal detection sensor according to claim 4, it is characterised in that：The optical detecting unit includes photoelectricity
Triode, the colelctor electrode of the phototriode is connected by biasing resistor with positive source VCC, the phototriode send out
Emitter-base bandgap grading is connected to the ground, the signal output part OUT of the current collection extremely detector unit of the phototriode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611240449.0A CN106643654A (en) | 2016-12-29 | 2016-12-29 | Level detection sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611240449.0A CN106643654A (en) | 2016-12-29 | 2016-12-29 | Level detection sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106643654A true CN106643654A (en) | 2017-05-10 |
Family
ID=58836547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611240449.0A Pending CN106643654A (en) | 2016-12-29 | 2016-12-29 | Level detection sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106643654A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375689A (en) * | 2019-08-05 | 2019-10-25 | 北京海格立斯智能装备技术有限公司 | A kind of mining site automation equipment Compressible position sensor protector |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10239051A (en) * | 1997-02-28 | 1998-09-11 | Nikon Corp | Tilt angle measuring device |
| CN101614519A (en) * | 2009-07-16 | 2009-12-30 | 浙江大学 | Device for testing polarization of crystallizer |
| CN203687930U (en) * | 2014-02-20 | 2014-07-02 | 湖南科技学院 | High-resolution level detection device |
| CN204128550U (en) * | 2014-11-04 | 2015-01-28 | 湖南科技学院 | A kind of solid pendulum inductance type horizontal detection sensor |
| CN205209436U (en) * | 2015-12-08 | 2016-05-04 | 重庆电子工程职业学院 | A sensor circuit for horizontal offset of detecting object |
| CN206321241U (en) * | 2016-12-29 | 2017-07-11 | 天津永盛科技发展有限公司 | A kind of horizontal detection sensor |
-
2016
- 2016-12-29 CN CN201611240449.0A patent/CN106643654A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10239051A (en) * | 1997-02-28 | 1998-09-11 | Nikon Corp | Tilt angle measuring device |
| CN101614519A (en) * | 2009-07-16 | 2009-12-30 | 浙江大学 | Device for testing polarization of crystallizer |
| CN203687930U (en) * | 2014-02-20 | 2014-07-02 | 湖南科技学院 | High-resolution level detection device |
| CN204128550U (en) * | 2014-11-04 | 2015-01-28 | 湖南科技学院 | A kind of solid pendulum inductance type horizontal detection sensor |
| CN205209436U (en) * | 2015-12-08 | 2016-05-04 | 重庆电子工程职业学院 | A sensor circuit for horizontal offset of detecting object |
| CN206321241U (en) * | 2016-12-29 | 2017-07-11 | 天津永盛科技发展有限公司 | A kind of horizontal detection sensor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375689A (en) * | 2019-08-05 | 2019-10-25 | 北京海格立斯智能装备技术有限公司 | A kind of mining site automation equipment Compressible position sensor protector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206896772U (en) | A kind of laser measuring device for high jump | |
| CN107514961A (en) | A kind of outward appearance of bearing ring, size detection production line | |
| CN108981589B (en) | Device and method for measuring cup rim height | |
| CN103308676B (en) | Gold strip reader and detection method | |
| CN104374743B (en) | Turbidity sensor and turbidity measurement device | |
| CN206321241U (en) | A kind of horizontal detection sensor | |
| JP2013088231A (en) | Powder layer volume measuring apparatus | |
| CN106643654A (en) | Level detection sensor | |
| CN204188525U (en) | Turbidity transducer and turbidity meter | |
| CN103542912A (en) | Laser water level gauge based on laser distance measurement | |
| CN208736374U (en) | A kind of portable plant Leaf area determination instrument | |
| CN209416274U (en) | A kind of inside battery dimension measuring device | |
| CN208458704U (en) | A kind of upright bar external diameter measuring device | |
| CN2921781Y (en) | Photoelectric two-dimensional tilt sensor | |
| CN109060720A (en) | The quick, intelligent measuring device of liquid water-reducing agent solid content and method | |
| CN213482099U (en) | Lens outward appearance detection device | |
| CN207751444U (en) | A kind of glass screen height and flatness checking device | |
| CN210323346U (en) | Verification device for indoor light source positioning | |
| CN207881698U (en) | A kind of multifunction laser level meter | |
| CN204240941U (en) | A kind of device measuring the diameter run-out of escape wheel teeth | |
| CN208366214U (en) | A kind of detection device of auto-panorama sunshade skylight | |
| CN208206729U (en) | A kind of fan-free laser class dust sensor | |
| CN202102119U (en) | Neutron streaming position survey meter | |
| CN206862806U (en) | A kind of medicine tablet hardness automatic detection device | |
| CN205691111U (en) | A kind of optical horizontal measuring instrument of engineering survey |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170510 |
|
| WD01 | Invention patent application deemed withdrawn after publication |