CN109000589A - A kind of opto-electrical angle measuring apparatus - Google Patents
A kind of opto-electrical angle measuring apparatus Download PDFInfo
- Publication number
- CN109000589A CN109000589A CN201810755275.4A CN201810755275A CN109000589A CN 109000589 A CN109000589 A CN 109000589A CN 201810755275 A CN201810755275 A CN 201810755275A CN 109000589 A CN109000589 A CN 109000589A
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- fixed
- cabinet
- optical filter
- opto
- bottom cover
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a kind of opto-electrical angle measuring apparatus, are related to technical field of angle detection.The present invention includes cabinet and bottom cover, and bottom cover lower rotation is connected with a circular base, cabinet week side be fixed with a positioning device;One opposed inner walls of cabinet are respectively fixed with laser emitter and illumination photometer, and cabinet wall top is rotatably connected to an optical filter box by free bearing;Optical filter box includes optical filter, optical filter week side be fixed with a fixed ring.The present invention is by limited block, spacing edge-cut, sliding bar and annular notches with the use of rotation cabinet, the angle for needing to measure again is selected by the relative position of calibration loop and scale, the relative position of bottom cover and circular base is limited by positioning device, the angle value that object different angle can quick and precisely be measured solves the problems, such as to lead to measurement inaccuracy after existing angle measurement unit measurement measurement angle changes.
Description
Technical field
The invention belongs to technical field of angle detection, more particularly to a kind of opto-electrical angle measuring apparatus.
Background technique
Angle measurement is divided into horizontal angle surveying and vertical angular measurement, and horizontal angle surveying is used to determine the plane position of ground point
It sets, elevation and point the distance between of the vertical angular measurement for determining ground point indirectly.
Traditional angle measurement unit can only measure the angle of single direction in measurement, have the limitation of measurement,
Measure other angles when, need the direction of rotation measuring device, can be generated when conversion angle the error of angle-data and
Angle is uncontrollable, causes measurement data not accurate, the use for the person of being not convenient to use.
Summary of the invention
The purpose of the present invention is to provide a kind of opto-electrical angle measuring apparatus, pass through limited block, spacing edge-cut, sliding bar
With annular notches with the use of rotation cabinet, the angle for needing to measure again is selected by the relative position of calibration loop and scale
Degree is limited the relative position of bottom cover and circular base by positioning device, can quick and precisely measure the angle of object different angle
Angle value solves the problems, such as to lead to measurement inaccuracy after existing angle measurement unit measurement measurement angle changes.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions:
The present invention is a kind of opto-electrical angle measuring apparatus, including cabinet and bottom cover, the bottom cover lower rotation are connected with
One circular base, the cabinet week side be fixed with a positioning device;One opposed inner walls of cabinet are respectively fixed with laser hair
Emitter and illumination photometer, the cabinet wall top are rotatably connected to an optical filter box by free bearing;The optical filter box packet
Include optical filter, the optical filter week side be fixed with a fixed ring, the fixed surrounding place side face is rotated by connecting plate and free bearing
Connection, the fixed surrounding place side face are fixed with a connecting rod, the connecting rod week side be fixed with a counterweight ring, pass through counterweight ring
The shaking amplitude of optical filter is reduced, described connecting rod one end is fixed with a traveling wheel;One surface of bottom cover is fixed with an arc
Sliding rail, the traveling wheel are rolled along arc-shaped slide rail, reduce the frictional force between connecting rod and arc-shaped slide rail, institute using traveling wheel
It states another surface of bottom cover and is fixed with a limited block and four sliding bars;One surface of circular base offer a spacing edge-cut and
One annular notches, the bottom cover are rotatablely connected by limited block and spacing edge-cut and circular base, pass through limited block and limiting slot
Cabinet and bottom cover are limited at the top of circular base by mouth, and the sliding bar is slidably matched with annular notches, the circular base one
Surface is fixed with an iron hoop;The positioning device includes shell, and a sliding shoe, the sliding bar are slidably connected in the shell
Above through a vertical bar is fixed with, described vertical bar one end is through case top and is fixed with a baffle, and the vertical bar other end runs through
Housing bottom and it is fixed with a magnetic sheet, opposite on the magnetic sheet and iron hoop position, the cooperation using iron hoop and magnetic sheet makes
With bottom cover can be limited in specific position on circular base, a spring is fixed between the sliding shoe and shell, it is described
Spring is located at enclosure interior.
Further, one surface of cabinet is fixed with display screen, control device and battery, and the control device includes
Processor and control unit, processor are ARM9 series processors, and processor is for received electric signal to be calculated
Angle signal is transferred to display screen, and the display screen, laser emitter and illumination photometer are connect with processor, and illumination photometer is used for will
The optical signal received is converted to electric signal transmission to processor, the laser emitter, illumination photometer, control device and display screen
It is electrically connected with battery.
Further, the cross section of the limited block and spacing edge-cut is convex shape structure, the limited block and limit
Slit space cooperation.
Further, one surface of circular base is fixed with a calibration loop, and one surface of shell is fixed with a scale,
It is opposite on the scale and scale ring position, measurement angle is accurately adjusted using scale and being used cooperatively for calibration loop.
Further, one surface of baffle is fixed with a pull ring, and the pull ring outer surface is fixed with rubber pad.
Further, described sliding bar one end is fixed with a Universal caster, the Universal caster outer surface and annular notches
The contact of inner wall bottom surface reduces the frictional force between sliding bar and annular notches using Universal caster.
Further, the cabinet is fixedly connected by bolt with flange plate with bottom cover, and the circular base bottom is fixed
There is a ring flange, measuring device is fixed on equipment under test using ring flange.
Further, the optical filter is made of uniform glass, the transmitting terminal of the laser emitter and illumination photometer
Receiving end forms laser path, and the laser path is vertical with optical filter surface, since certain Radius of optical filter section circle
Light transmittance along cross-sectional periphery length direction optical filter is gradually reduced.
The invention has the following advantages:
1, the present invention drives vertical bar and sliding shoe to move upwards by lifting pull ring, and magnetic sheet is detached from iron hoop, passes through limit
Block, spacing edge-cut, sliding bar and being used cooperatively for annular notches rotate cabinet, pass through the relative position of calibration loop and scale and select
The angle for needing to measure again, the elastic force provided by spring drive magnetic sheet to contact iron hoop and bottom cover are limited on circular base
It is measured again, can quick and precisely measure the angle value of object different angle, convenient for the use of user, and measurement data
Accurately, while conversion angle is controllable, meets the using effect of user.
2, the present invention issues laser by laser emitter and is irradiated on illumination photometer after optical filter, and optical filter is in counterweight
The gravity lower connecting rod of ring is slided along arc-shaped slide rail, the laser light received by light transmittance of optical filter difference illumination photometer
It would also vary from by force, and then different size of voltage signal can be generated, believed by the voltage that processor receives illumination photometer transmission
It number to calculate corresponding inclined angle of object, and is shown by display screen, measurement is accurate and saves the use of manpower and material resources, mentions
High measurement efficiency.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of structural schematic diagram of opto-electrical angle measuring apparatus of the invention;
Fig. 2 is the structural side view of Fig. 1;
Fig. 3 is the structure sectional view in Fig. 2 at A-A;
Fig. 4 is the structural schematic diagram that cabinet overlooks visual angle;
Fig. 5 is the structural schematic diagram that cabinet looks up visual angle;
Fig. 6 is the structural schematic diagram that bottom cover overlooks visual angle;
Fig. 7 is the structural schematic diagram that bottom cover looks up visual angle;
Fig. 8 is the structural schematic diagram of optical filter box;
Fig. 9 is the structural schematic diagram of circular base;
Figure 10 is the structural schematic diagram of positioning device;
In attached drawing, parts list represented by the reference numerals are as follows:
1- cabinet, 2- bottom cover, 3- optical filter box, 4- circular base, 5- positioning device, 101- laser emitter, 102-
Illumination photometer, 103- free bearing, 104- display screen, 105- control device, 106- battery, 107- flange plate, 201- arc-shaped slide rail,
202- limited block, 203- sliding bar, 204- Universal caster, 301- optical filter, 302- fixed ring, 303- connecting plate, 304- connection
Bar, 305- counterweight ring, 306- traveling wheel, 401- spacing edge-cut, 402- annular notches, 403- iron hoop, 404- calibration loop, 405- method
Blue disk, 501- shell, 502- sliding shoe, 503- vertical bar, 504- baffle, 505- magnetic sheet, 506- spring, 507- scale, 508-
Pull ring.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " aperture ", "upper", "lower", " thickness ", "top", " in ",
Indicating positions or the positional relationship such as " length ", "inner", " surrounding ", are merely for convenience of description of the present invention and simplification of the description, without
It is that the component of indication or suggestion meaning or element must have a particular orientation, is constructed and operated in a specific orientation, therefore not
It can be interpreted as limitation of the present invention.
It please refers to shown in Fig. 1-10, the present invention is a kind of opto-electrical angle measuring apparatus, including cabinet 1 and bottom cover 2, bottom cover
2 lower rotations are connected with a circular base 4, and 1 week side of cabinet is fixed with a positioning device 5;
1 one opposed inner walls of cabinet are respectively fixed with laser emitter 101 and illumination photometer 102, pass through hinge at the top of 1 inner wall of cabinet
Seat 103 is rotatably connected to an optical filter box 3;
Optical filter box 3 includes optical filter 301, and 301 weeks sides of optical filter are fixed with a fixed ring 302, and fixed ring 302 weeks
Side is rotatablely connected by connecting plate 303 and free bearing 103, and 302 weeks sides of fixed ring are fixed with a connecting rod 304, connecting rod 304
All sides are fixed with a counterweight ring 305, and the shaking amplitude of optical filter 301 is reduced by counterweight ring 305, and 304 one end of connecting rod is solid
Surely there is a traveling wheel 306;
2 one surface of bottom cover is fixed with an arc-shaped slide rail 201, and traveling wheel 306 is rolled along arc-shaped slide rail 201, utilizes walking
Wheel 306 reduces the frictional force between connecting rod 304 and arc-shaped slide rail 201, and another surface of bottom cover 2 is fixed with 202 He of a limited block
Four sliding bars 203;
4 one surface of circular base offers a spacing edge-cut 401 and an annular notches 402, and bottom cover 2 passes through limited block 202
It is rotatablely connected with spacing edge-cut 401 and circular base 4, is limited cabinet 1 and bottom cover 2 by limited block 202 and spacing edge-cut 401
At 4 top of circular base, sliding bar 203 is slidably matched with annular notches 402, and 4 one surface of circular base is fixed with an iron hoop
403;
Positioning device 5 includes shell 501, and a sliding shoe 502 is slidably connected in shell 501, runs through solid on sliding bar 203
Surely there is a vertical bar 503,503 one end of vertical bar is through 501 top of shell and is fixed with a baffle 504, and 503 other end of vertical bar runs through shell
501 bottom of body and it is fixed with a magnetic sheet 505, it is opposite on magnetic sheet 505 and 403 position of iron hoop, utilize iron hoop 403 and magnetic sheet
Bottom cover 2 can be limited in specific position on circular base 4 by 505 be used cooperatively, solid between sliding shoe 502 and shell 501
Surely there is a spring 506, spring 506 is located inside shell 501.
Wherein as shown in figure 4,1 one surface of cabinet is fixed with display screen 104, control device 105 and battery 106, control
Device 105 include processor and control unit, processor be ARM9 series processors, processor be used for by received electric signal into
Row is calculated angle signal and is transferred to display screen 104, display screen 104, laser emitter 101 and illumination photometer 102 with processing
Device connection, illumination photometer 102 are used to be converted to the optical signal received electric signal transmission to processor, and laser emitter 101 shines
Degree meter 102, control device 105 and display screen 104 are electrically connected with battery 106.
Wherein as shown in figures 7 and 9, the cross section of limited block 202 and spacing edge-cut 401 is convex shape structure, limit
Block 202 and 401 clearance fit of spacing edge-cut.
Wherein as shown in Figure 9 and Figure 10,4 one surface of circular base is fixed with a calibration loop 404, and 501 1 surface of shell is solid
Surely there is a scale 507, it is opposite on 404 position of scale 507 and calibration loop, using scale 507 and calibration loop 404 with the use of essence
True adjustment measurement angle.
Wherein as shown in Figure 10,504 1 surface of baffle is fixed with a pull ring 508, and 508 outer surface of pull ring is fixed with rubber
Pad.
Wherein as shown in fig. 7,203 one end of sliding bar is fixed with a Universal caster 204,204 outer surface of Universal caster and ring
The contact of 402 inner wall bottom surface of shape notch reduces the frictional force between sliding bar 203 and annular notches 402 using Universal caster 204.
Wherein as shown in Fig. 4, Fig. 6 and Fig. 9, cabinet 1 is fixedly connected by bolt with flange plate 107 with bottom cover 2, annular base
4 bottoms of seat are fixed with a ring flange 405, and measuring device is fixed on equipment under test using ring flange 405.
Wherein, optical filter 301 is made of uniform glass, the reception of the transmitting terminal and illumination photometer 102 of laser emitter 101
End forms laser path, and laser path is vertical with 301 surface of optical filter, the edge since certain Radius of 301 section of optical filter circle
The light transmittance of cross-sectional periphery length direction optical filter 301 is gradually reduced.
One concrete application of the present embodiment are as follows: when measurement, the laser that laser emitter 101 issues passes through optical filter 301
After be irradiated on illumination photometer 102, optical filter 301 counterweight ring 305 gravity lower connecting rod 304 along arc-shaped slide rail 201
Sliding, and opposite laser path changes, the laser light received due to 301 light transmittance difference illumination photometer 102 of optical filter
It would also vary from by force, and then different size of voltage signal can be generated, processor receives the voltage signal that illumination photometer 102 transmits
It to calculate corresponding inclined angle of object, and is shown by display screen 104, when needing to detect testee other angles, is lifted
Pull ring 508, pull ring 508 drive vertical bar 503 and sliding shoe 502 to move upwards, and sliding shoe 502 squeezes spring 506, and magnetic sheet
505 are detached from iron hoop 403, rotate cabinet 1, limited block 202 rotates in spacing edge-cut 401, and sliding bar 203 is in annular notches
Sliding in 402, the angle for needing to measure again is selected according to the relative position of calibration loop 404 and scale 507, unclamps pull ring 508,
The elastic force that spring 506 provides drives the contact iron hoop 403 of magnetic sheet 505 that bottom cover 2 is limited on circular base 4 and is surveyed again
Amount.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (8)
1. a kind of opto-electrical angle measuring apparatus, including cabinet (1) and bottom cover (2), it is characterised in that: bottom cover (2) bottom
It is rotatably connected to a circular base (4), all sides of the cabinet (1) are fixed with a positioning device (5);
(1) one opposed inner walls of cabinet are respectively fixed with laser emitter (101) and illumination photometer (102), and the cabinet (1) is interior
An optical filter box (3) are rotatably connected to by free bearing (103) at the top of wall;
The optical filter box (3) includes optical filter (301), and all sides of the optical filter (301) are fixed with a fixed ring
(302), all sides of the fixed ring (302) are rotatablely connected by connecting plate (303) and free bearing (103), the fixed ring (302)
All sides are fixed with a connecting rod (304), and all sides of the connecting rod (304) are fixed with a counterweight ring (305), the connecting rod
(304) one end is fixed with a traveling wheel (306);
(2) one surface of bottom cover is fixed with an arc-shaped slide rail (201), and the traveling wheel (306) is rolled along arc-shaped slide rail (201)
Dynamic, another surface of the bottom cover (2) is fixed with a limited block (202) and several sliding bars (203);
(4) one surface of circular base offers a spacing edge-cut (401) and an annular notches (402), and the bottom cover (2) is logical
It crosses limited block (202) and spacing edge-cut (401) and circular base (4) is rotatablely connected, the sliding bar (203) and annular notches
(402) it is slidably matched, (4) one surface of circular base is fixed with an iron hoop (403);
The positioning device (5) includes shell (501), is slidably connected a sliding shoe (502) in the shell (501), described
Through being fixed with a vertical bar (503) on sliding bar (203), described vertical bar (503) one end is at the top of shell (501) and is fixed with
One baffle (504), vertical bar (503) other end is through shell (501) bottom and is fixed with a magnetic sheet (505), the magnetic
Property plate (505) and iron hoop (403) position on it is opposite, be fixed with a spring between the sliding shoe (502) and shell (501)
(506), it is internal to be located at shell (501) for the spring (506).
2. a kind of opto-electrical angle measuring apparatus according to claim 1, which is characterized in that (1) one surface of cabinet
It is fixed with display screen (104), control device (105) and battery (106), the control device (105) includes processor and control
Unit processed, the display screen (104), laser emitter (101) and illumination photometer (102) are connect with processor, the laser hair
Emitter (101), illumination photometer (102), control device (105) and display screen (104) are electrically connected with battery (106).
3. a kind of opto-electrical angle measuring apparatus according to claim 1, which is characterized in that the limited block (202) and
The cross section of spacing edge-cut (401) is convex shape structure, the limited block (202) and spacing edge-cut (401) clearance fit.
4. a kind of opto-electrical angle measuring apparatus according to claim 1, which is characterized in that the circular base (4) one
Surface is fixed with a calibration loop (404), and (501) one surface of shell is fixed with a scale (507), the scale (507) and
It is opposite on calibration loop (404) position.
5. a kind of opto-electrical angle measuring apparatus according to claim 1, which is characterized in that (504) one table of baffle
Face is fixed with a pull ring (508), and pull ring (508) outer surface is fixed with rubber pad.
6. a kind of opto-electrical angle measuring apparatus according to claim 1, which is characterized in that the sliding bar (203) one
End is fixed with a Universal caster (204), and Universal caster (204) outer surface is contacted with annular notches (402) inner wall bottom surface.
7. a kind of opto-electrical angle measuring apparatus according to claim 1, which is characterized in that the cabinet (1) and bottom cover
(2) it is fixedly connected by bolt with flange plate (107), circular base (4) bottom is fixed with a ring flange (405).
8. a kind of opto-electrical angle measuring apparatus according to claim 1, which is characterized in that the optical filter (301) by
Uniform glass is made, and the transmitting terminal of the laser emitter (101) and the receiving end of illumination photometer (102) form laser path,
The laser path is vertical with optical filter (301) surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810755275.4A CN109000589B (en) | 2018-07-11 | 2018-07-11 | Photoelectric angle measuring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810755275.4A CN109000589B (en) | 2018-07-11 | 2018-07-11 | Photoelectric angle measuring device |
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CN109000589A true CN109000589A (en) | 2018-12-14 |
CN109000589B CN109000589B (en) | 2020-06-19 |
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ID=64598985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810755275.4A Active CN109000589B (en) | 2018-07-11 | 2018-07-11 | Photoelectric angle measuring device |
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CN (1) | CN109000589B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109738123A (en) * | 2019-02-15 | 2019-05-10 | 南京广儒源光电科技有限公司 | A kind of leakage inspector test method |
CN109799154A (en) * | 2019-01-24 | 2019-05-24 | 江苏摩臣智联科技股份有限公司 | The rigidity detection device of handset touch panel |
CN112550906A (en) * | 2020-12-10 | 2021-03-26 | 刘寿明 | Portable biological kit |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5833104A (en) * | 1981-08-21 | 1983-02-26 | Toshiba Corp | Device for measuring assembling accuracy |
CN101886982A (en) * | 2010-06-30 | 2010-11-17 | 山东交通学院 | Multifunctional vehicle dynamics dynamical characteristic test bed with loading device |
CN102981511A (en) * | 2012-11-17 | 2013-03-20 | 广州市信康科技电子有限公司 | Electric rotating locating device used for camera polarized lens |
CN105783672A (en) * | 2016-04-15 | 2016-07-20 | 安徽江淮汽车股份有限公司 | Wheel type automobile tire rotation angle measuring device |
CN107830822A (en) * | 2017-12-04 | 2018-03-23 | 四川零点自动化***有限公司 | A kind of opto-electrical angle measuring apparatus |
-
2018
- 2018-07-11 CN CN201810755275.4A patent/CN109000589B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5833104A (en) * | 1981-08-21 | 1983-02-26 | Toshiba Corp | Device for measuring assembling accuracy |
CN101886982A (en) * | 2010-06-30 | 2010-11-17 | 山东交通学院 | Multifunctional vehicle dynamics dynamical characteristic test bed with loading device |
CN102981511A (en) * | 2012-11-17 | 2013-03-20 | 广州市信康科技电子有限公司 | Electric rotating locating device used for camera polarized lens |
CN105783672A (en) * | 2016-04-15 | 2016-07-20 | 安徽江淮汽车股份有限公司 | Wheel type automobile tire rotation angle measuring device |
CN107830822A (en) * | 2017-12-04 | 2018-03-23 | 四川零点自动化***有限公司 | A kind of opto-electrical angle measuring apparatus |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109799154A (en) * | 2019-01-24 | 2019-05-24 | 江苏摩臣智联科技股份有限公司 | The rigidity detection device of handset touch panel |
CN109738123A (en) * | 2019-02-15 | 2019-05-10 | 南京广儒源光电科技有限公司 | A kind of leakage inspector test method |
CN109738123B (en) * | 2019-02-15 | 2020-10-16 | 南京广儒源光电科技有限公司 | Water leakage detection device testing method |
CN112550906A (en) * | 2020-12-10 | 2021-03-26 | 刘寿明 | Portable biological kit |
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