CN109000589B - Photoelectric angle measuring device - Google Patents
Photoelectric angle measuring device Download PDFInfo
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- CN109000589B CN109000589B CN201810755275.4A CN201810755275A CN109000589B CN 109000589 B CN109000589 B CN 109000589B CN 201810755275 A CN201810755275 A CN 201810755275A CN 109000589 B CN109000589 B CN 109000589B
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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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- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a photoelectric angle measuring device, and relates to the technical field of angle measurement. The invention comprises a box body and a bottom cover, wherein the bottom of the bottom cover is rotatably connected with an annular base, and a positioning device is fixed on the peripheral side surface of the box body; a laser emitter and an illuminometer are respectively fixed on the opposite inner walls of the box body I, and the top of the inner wall of the box body is rotatably connected with an optical filter assembly through a hinged support; the filter assembly comprises a filter, and a fixing ring is fixed on the peripheral side surface of the filter. According to the invention, the rotating box body is used by matching the limiting block, the limiting notch, the sliding rod and the annular notch, the angle to be measured again is selected by the relative position of the scale ring and the scale, the relative position of the bottom cover and the annular base is limited by the positioning device, the angle values of different angles of an object can be rapidly and accurately measured, and the problem of inaccurate measurement caused by the change of the measured angle of the conventional angle measuring device is solved.
Description
Technical Field
The invention belongs to the technical field of angle measurement, and particularly relates to a photoelectric angle measuring device.
Background
The angle measurement is divided into horizontal angle measurement and vertical angle measurement, the horizontal angle measurement is used for determining the plane position of the ground point, and the vertical angle measurement is used for indirectly determining the elevation of the ground point and the distance between the points.
Traditional angle measurement device can only measure the angle of single direction when measuring, has the measuring limitation, when measuring other angles, needs to rotate measuring device's direction, can produce the error of angle data and the angle is uncontrollable when conversion angle, leads to measured data not accurate, the user's of not being convenient for use.
Disclosure of Invention
The invention aims to provide a photoelectric angle measuring device, which can quickly and accurately measure the angle values of different angles of an object by using a rotating box body through the matching of a limiting block, a limiting notch, a sliding rod and an annular notch, selecting the angle to be measured again through the relative position of a scale ring and a scale and limiting the relative position of a bottom cover and an annular base through a positioning device, and solves the problem of inaccurate measurement caused by the change of the measured angle of the conventional angle measuring device.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a photoelectric angle measuring device, which comprises a box body and a bottom cover, wherein the bottom of the bottom cover is rotatably connected with an annular base, and a positioning device is fixed on the peripheral side surface of the box body; a laser emitter and an illuminometer are respectively fixed on the opposite inner walls of the box body, and the top of the inner wall of the box body is rotatably connected with an optical filter assembly through a hinged support; the optical filter assembly comprises an optical filter, a fixing ring is fixed on the peripheral side surface of the optical filter, the peripheral side surface of the fixing ring is rotatably connected with a hinged support through a connecting plate, a connecting rod is fixed on the peripheral side surface of the fixing ring, a counterweight ring is fixed on the peripheral side surface of the connecting rod, the shaking amplitude of the optical filter is reduced through the counterweight ring, and a travelling wheel is fixed at one end of the connecting rod; an arc-shaped sliding rail is fixed on one surface of the bottom cover, the travelling wheels roll along the arc-shaped sliding rail, the friction force between the connecting rod and the arc-shaped sliding rail is reduced by the travelling wheels, and a limiting block and four sliding rods are fixed on the other surface of the bottom cover; the bottom cover is rotatably connected with the annular base through the limiting blocks and the limiting notches, the box body and the bottom cover are limited at the top of the annular base through the limiting blocks and the limiting notches, the sliding rod is in sliding fit with the annular notches, and an iron ring is fixed on one surface of the annular base; the positioning device comprises a shell, a sliding block is connected in the shell in a sliding mode, a vertical rod penetrates through and is fixed on the sliding rod, a separation blade penetrates through the top of the shell and is fixed at one end of the vertical rod, a magnetic plate penetrates through the bottom of the shell and is fixed at the other end of the vertical rod, the magnetic plate is opposite to an iron ring in position, the bottom cover can be limited to a specific position on the annular base through cooperation of the iron ring and the magnetic plate, a spring is fixed between the sliding block and the shell, and the spring is located inside the shell.
Further, a box fixed surface has display screen, controlling means and battery, controlling means includes treater and the control unit, and the treater is ARM9 series treater, and the treater is used for calculating the signal of telecommunication of receiving and obtains angle signal transmission for the display screen, laser emitter and illuminometer all are connected with the treater, and the illuminometer is used for converting the light signal of receiving into the signal of telecommunication and transmits for the treater, laser emitter, illuminometer, controlling means and display screen all with battery electric connection.
Furthermore, the cross sections of the limiting blocks and the limiting notches are of a convex structure, and the limiting blocks are in clearance fit with the limiting notches.
Furthermore, a scale ring is fixed on one surface of the annular base, a scale is fixed on one surface of the shell, the scale and the scale ring are opposite in position, and the accurate adjustment and measurement angle is used by matching the scale and the scale ring.
Furthermore, a pull ring is fixed on one surface of the blocking piece, and a rubber pad is fixed on the outer surface of the pull ring.
Furthermore, a universal ball is fixed at one end of the sliding rod, the outer surface of the universal ball is in contact with the bottom surface of the inner wall of the annular notch, and the friction force between the sliding rod and the annular notch is reduced by the universal ball.
Furthermore, the box body and the bottom cover are fixedly connected through bolts and flange plates, a flange plate is fixed at the bottom of the annular base, and the measuring device is fixed on the tested equipment through the flange plate.
Further, the optical filter is made of uniform glass, a laser path is formed between the transmitting end of the laser transmitter and the receiving end of the illuminometer, the laser path is perpendicular to the surface of the optical filter, and the light transmittance of the optical filter is gradually reduced from a certain radius of a cross section circle of the optical filter along the length direction of the cross section circumference.
The invention has the following beneficial effects:
1. according to the invention, the pull ring is lifted to drive the vertical rod and the sliding block to move upwards, the magnetic plate is separated from the iron ring, the rotating box body is used by matching the limiting block, the limiting notch, the sliding rod and the annular notch, the angle to be measured again is selected by the relative position of the scale ring and the scale, the magnetic plate is driven by the elasticity provided by the spring to contact with the iron ring to limit the bottom cover on the annular base for measuring again, the angle values of different angles of an object can be measured quickly and accurately, the use of a user is facilitated, the measurement data is accurate, the conversion angle is controllable, and the use effect of the user is satisfied.
2. According to the invention, laser emitted by the laser emitter passes through the optical filter and then irradiates the illuminometer, the optical filter slides along the arc-shaped sliding rail under the action of gravity of the balance weight ring, the light intensity of the laser received by the illuminometer is different due to different light transmittances of the optical filter, so that voltage signals with different sizes can be generated, the processor receives the voltage signals transmitted by the illuminometer to calculate the corresponding object inclination angle, and the voltage signals are displayed by the display screen, so that the measurement is accurate, the use of manpower and material resources is saved, and the measurement efficiency is improved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an optoelectronic angle measuring device according to the present invention;
FIG. 2 is a side view of the structure of FIG. 1;
FIG. 3 is a cross-sectional view of the structure at A-A in FIG. 2;
FIG. 4 is a schematic structural diagram of a top view of the case;
FIG. 5 is a schematic view of the bottom view of the case;
FIG. 6 is a schematic top view of the bottom cover;
FIG. 7 is a bottom view of the bottom cover;
FIG. 8 is a schematic view of a filter assembly;
FIG. 9 is a schematic structural view of an annular base;
FIG. 10 is a schematic view of the positioning device;
in the drawings, the components represented by the respective reference numerals are listed below:
1-box, 2-bottom cover, 3-optical filter component, 4-annular base, 5-positioning device, 101-laser emitter, 102-illuminometer, 103-hinged support, 104-display screen, 105-control device, 106-storage battery, 107-flange plate, 201-arc slide rail, 202-limiting block, 203-slide bar, 204-universal ball, 301-optical filter, 302-fixed ring, 303-connecting plate, 304-connecting rod, 305-counterweight ring, 306-travelling wheel, 401-limiting notch, 402-annular notch, 403-iron ring, 404-scale ring, 405-flange plate, 501-shell, 502-slide block, 503-vertical rod, 504-baffle, 505-magnetic plate, 506-spring, 507-scale, 508-pull ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1-10, the present invention is a photoelectric angle measuring device, which includes a case 1 and a bottom cover 2, wherein the bottom of the bottom cover 2 is rotatably connected with an annular base 4, and a positioning device 5 is fixed on the peripheral side of the case 1;
a laser emitter 101 and an illuminometer 102 are respectively fixed on the opposite inner walls of the box body 1, and the top of the inner wall of the box body 1 is rotatably connected with an optical filter component 3 through a hinged support 103;
the optical filter assembly 3 comprises an optical filter 301, a fixed ring 302 is fixed on the peripheral side surface of the optical filter 301, the peripheral side surface of the fixed ring 302 is rotatably connected with a hinge base 103 through a connecting plate 303, a connecting rod 304 is fixed on the peripheral side surface of the fixed ring 302, a counterweight ring 305 is fixed on the peripheral side surface of the connecting rod 304, the shaking amplitude of the optical filter 301 is reduced through the counterweight ring 305, and a traveling wheel 306 is fixed at one end of the connecting rod 304;
an arc-shaped sliding rail 201 is fixed on one surface of the bottom cover 2, the walking wheels 306 roll along the arc-shaped sliding rail 201, the friction force between the connecting rods 304 and the arc-shaped sliding rail 201 is reduced by the walking wheels 306, and a limiting block 202 and four sliding rods 203 are fixed on the other surface of the bottom cover 2;
a limiting notch 401 and an annular notch 402 are formed in one surface of the annular base 4, the bottom cover 2 is rotatably connected with the annular base 4 through the limiting block 202 and the limiting notch 401, the box body 1 and the bottom cover 2 are limited at the top of the annular base 4 through the limiting block 202 and the limiting notch 401, the sliding rod 203 is in sliding fit with the annular notch 402, and an iron ring 403 is fixed on one surface of the annular base 4;
the positioning device 5 comprises a shell 501, a sliding block 502 is slidably connected in the shell 501, a vertical rod 503 is fixedly penetrated through the sliding rod 203, one end of the vertical rod 503 is fixedly penetrated through the top of the shell 501, a blocking piece 504 is fixedly arranged, the other end of the vertical rod 503 is fixedly penetrated through the bottom of the shell 501, a magnetic plate 505 is fixedly arranged, the magnetic plate 505 is opposite to the iron ring 403 in position, the bottom cover 2 can be limited to a specific position on the annular base 4 by using the cooperation of the iron ring 403 and the magnetic plate 505, a spring 506 is fixedly arranged between the sliding block 502 and the shell 501, and the spring 506 is positioned inside the shell 501.
As shown in fig. 4, a display screen 104, a control device 105 and a storage battery 106 are fixed on one surface of the box body 1, the control device 105 comprises a processor and a control unit, the processor is an ARM9 series processor, the processor is used for calculating received electrical signals to obtain angle signals and transmitting the angle signals to the display screen 104, the laser emitter 101 and the illuminometer 102 are all connected with the processor, the illuminometer 102 is used for converting the received optical signals into electrical signals and transmitting the electrical signals to the processor, and the laser emitter 101, the illuminometer 102, the control device 105 and the display screen 104 are all electrically connected with the storage battery 106.
As shown in fig. 7 and 9, the cross sections of the limiting block 202 and the limiting notch 401 are both in a convex structure, and the limiting block 202 is in clearance fit with the limiting notch 401.
As shown in fig. 9 and 10, a scale ring 404 is fixed on one surface of the annular base 4, a scale 507 is fixed on one surface of the housing 501, the scale 507 and the scale ring 404 are opposite in position, and the measuring angle is accurately adjusted by using the cooperation of the scale 507 and the scale ring 404.
As shown in fig. 10, a pull ring 508 is fixed on one surface of the blocking plate 504, and a rubber pad is fixed on the outer surface of the pull ring 508.
As shown in fig. 7, a universal ball 204 is fixed to one end of the slide rod 203, the outer surface of the universal ball 204 contacts with the bottom surface of the inner wall of the annular notch 402, and the friction between the slide rod 203 and the annular notch 402 is reduced by the universal ball 204.
As shown in fig. 4, 6 and 9, the case 1 and the bottom cover 2 are fixedly connected to the flange plate 107 by bolts, a flange plate 405 is fixed to the bottom of the annular base 4, and the measuring device is fixed to the device under test by the flange plate 405.
The optical filter 301 is made of uniform glass, a laser path is formed between the transmitting end of the laser transmitter 101 and the receiving end of the illuminometer 102, the laser path is perpendicular to the surface of the optical filter 301, and the light transmittance of the optical filter 301 is gradually reduced from a certain radius of the cross-section circle of the optical filter 301 along the length direction of the cross-section circumference.
One specific application of this embodiment is: during measurement, laser emitted by the laser emitter 101 passes through the optical filter 301 and then irradiates the illuminometer 102, the optical filter 301 slides along the arc-shaped slide rail 201 under the action of gravity of the counterweight ring 305, and the relative laser path changes, because the light transmittance of the optical filter 301 is different and the laser intensity received by the illuminometer 102 is also different, voltage signals with different sizes can be generated, the processor receives the voltage signals transmitted by the illuminometer 102 to calculate the corresponding object inclination angle, the display screen 104 displays the object inclination angle, when other angles of the object to be measured need to be detected, the pull ring 508 is lifted, the pull ring 508 drives the vertical rod 503 and the sliding block 502 to move upwards, the sliding block 502 extrudes the spring 506, the magnetic plate 505 is separated from the iron ring 403, the box body 1 is rotated, the limiting block 202 rotates in the limiting notch 401, the sliding rod 203 slides in the annular notch 402, and the angle to be measured again is selected according to the relative, the pull ring 508 is released, and the magnetic plate 505 is brought into contact with the iron ring 403 by the elastic force provided by the spring 506 to restrain the bottom cover 2 on the annular base 4 for measurement again.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides a photoelectric type angle measuring device, includes box (1) and bottom (2), its characterized in that: the bottom of the bottom cover (2) is rotatably connected with an annular base (4), and a positioning device (5) is fixed on the peripheral side surface of the box body (1);
a laser emitter (101) and an illuminometer (102) are respectively fixed on one opposite inner wall of the box body (1), and the top of the inner wall of the box body (1) is rotatably connected with an optical filter assembly (3) through a hinged support (103);
the optical filter assembly (3) comprises an optical filter (301), a fixing ring (302) is fixed on the peripheral side surface of the optical filter (301), the peripheral side surface of the fixing ring (302) is rotatably connected with a hinge base (103) through a connecting plate (303), a connecting rod (304) is fixed on the peripheral side surface of the fixing ring (302), a counterweight ring (305) is fixed on the peripheral side surface of the connecting rod (304), and a traveling wheel (306) is fixed at one end of the connecting rod (304);
an arc-shaped sliding rail (201) is fixed on one surface of the bottom cover (2), the travelling wheels (306) roll along the arc-shaped sliding rail (201), and a limiting block (202) and a plurality of sliding rods (203) are fixed on the other surface of the bottom cover (2);
a limiting notch (401) and an annular notch (402) are formed in one surface of the annular base (4), the bottom cover (2) is rotatably connected with the annular base (4) through a limiting block (202) and the limiting notch (401), the sliding rod (203) is in sliding fit with the annular notch (402), and an iron ring (403) is fixed on one surface of the annular base (4);
the positioning device (5) comprises a shell (501), a sliding block (502) is connected in the shell (501) in a sliding mode, a vertical rod (503) penetrates and is fixed on the sliding block (502), one end of the vertical rod (503) penetrates through the top of the shell (501) and is fixed with a blocking piece (504), the other end of the vertical rod (503) penetrates through the bottom of the shell (501) and is fixed with a magnetic plate (505), the magnetic plate (505) is opposite to an iron ring (403) in position, a spring (506) is fixed between the sliding block (502) and the shell (501), and the spring (506) is located inside the shell (501);
a scale ring (404) is fixed on one surface of the annular base (4), a scale (507) is fixed on one surface of the shell (501), and the scale (507) is opposite to the scale ring (404) in position.
2. The photoelectric angle measuring device of claim 1, wherein a display screen (104), a control device (105) and a storage battery (106) are fixed on one surface of the box body (1), the control device (105) comprises a processor and a control unit, the display screen (104), the laser emitter (101) and the illuminometer (102) are all connected with the processor, and the laser emitter (101), the illuminometer (102), the control device (105) and the display screen (104) are all electrically connected with the storage battery (106).
3. The photoelectric angle measuring device according to claim 1, wherein the cross sections of the limiting block (202) and the limiting notch (401) are both in a convex structure, and the limiting block (202) is in clearance fit with the limiting notch (401).
4. The electro-optical angle measuring device of claim 1, wherein a pull ring (508) is fixed to a surface of the blocking plate (504), and a rubber pad is fixed to an outer surface of the pull ring (508).
5. The photoelectric angle measuring device of claim 1, wherein a ball (204) is fixed to one end of the sliding rod (203), and an outer surface of the ball (204) is in contact with a bottom surface of an inner wall of the annular notch (402).
6. The optoelectronic angle measuring device of claim 1, wherein the housing (1) and the bottom cover (2) are fixedly connected by bolts and flange plates (107), and a flange (405) is fixed to the bottom of the annular base (4).
7. The optoelectronic angle measuring device of claim 1, wherein the optical filter (301) is made of uniform glass, and the emitting end of the laser emitter (101) and the receiving end of the illuminometer (102) form a laser path, and the laser path is perpendicular to the surface of the optical filter (301).
Priority Applications (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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| 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 CN109000589A (en) | 2018-12-14 |
| CN109000589B true CN109000589B (en) | 2020-06-19 |
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| 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 |
| 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 |
| CN112550906B (en) * | 2020-12-10 | 2023-04-07 | 杭州方沃生物科技有限公司 | Portable biological kit |
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| JPS5833104A (en) * | 1981-08-21 | 1983-02-26 | Toshiba Corp | Device for measuring assembling accuracy |
| CN101886982B (en) * | 2010-06-30 | 2013-04-17 | 山东交通学院 | Multifunctional vehicle dynamics dynamical characteristic test bed with loading device |
| CN102981511B (en) * | 2012-11-17 | 2016-01-20 | 广州市信康科技电子有限公司 | A kind of automatically controlled rotary positioning apparatus for video camera polarized lenses |
| 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 | 四川零点自动化系统有限公司 | A kind of opto-electrical angle measuring apparatus |
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