CN111795655B - Contour mark installation angle measuring device and measuring method thereof - Google Patents
Contour mark installation angle measuring device and measuring method thereof Download PDFInfo
- Publication number
- CN111795655B CN111795655B CN202010773541.3A CN202010773541A CN111795655B CN 111795655 B CN111795655 B CN 111795655B CN 202010773541 A CN202010773541 A CN 202010773541A CN 111795655 B CN111795655 B CN 111795655B
- Authority
- CN
- China
- Prior art keywords
- measuring
- leveling rod
- rod
- installation angle
- adjusting
- 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.)
- Active
Links
Images
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/02—Means for marking measuring points
- G01C15/06—Surveyors' staffs; Movable markers
- G01C15/08—Plumbing or registering staffs or markers over ground marks
-
- 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
- G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
- G01C9/24—Measuring inclination, e.g. by clinometers, by levels by using liquids in closed containers partially filled with liquid so as to leave a gas bubble
- G01C9/34—Measuring inclination, e.g. by clinometers, by levels by using liquids in closed containers partially filled with liquid so as to leave a gas bubble of the tubular type, i.e. for indicating the level in one direction only
Abstract
The invention relates to the technical field of measuring equipment, in particular to a contour mark installation angle measuring device and a measuring method thereof, wherein the contour mark installation angle measuring device comprises a supporting component, a first adjusting component, a second adjusting component and a measuring component; the supporting component comprises a leveling rod and a mark post vertically arranged on the leveling rod; the first adjusting component is arranged on the leveling rod and used for adjusting the leveling rod to be parallel to the horizontal plane; the second adjusting assembly is arranged on the marker post, and the position of the measuring assembly on the vertical height is adjusted through the second adjusting assembly; the measuring assembly comprises a laser range finder and a receiving plate arranged on the sighting rod. The contour mark installation angle measuring device is simple in structure, convenient to operate, convenient to manufacture and low in production cost; the traditional method and instrument for measuring the installation angle of the delineator are abandoned, scientific and professional measurement can be carried out on the installation angle of the delineator, and the standardization and the accuracy of the measurement of the installation angle of the delineator are guaranteed.
Description
Technical Field
The invention relates to the technical field of measuring equipment, in particular to a contour mark installation angle measuring device and a measuring method thereof.
Background
On the highway and the first-level road, the vehicle is high in running speed, anti-collision facilities such as guardrails and road canes are generally arranged on two sides of the highway to prevent out-of-control vehicles from rushing out of the road, and the vehicle is short in visible distance in the process of running at night, so that the running safety is greatly reduced. At present, in order to achieve the purpose of safe driving, a main method is to install delineators on guardrails, wherein the delineators are traffic safety facilities which are arranged along two side edges of a road, are used for displaying the contour of the boundary of the road, guiding vehicles to normally drive and have retroreflection performance, and can play a role in inducing and warning drivers at night.
The mounting angle of the delineator is one of three practical measurement items for quality inspection of the delineator, and it is very important to standardize the measuring instrument and the measuring method thereof. However, the current domestic measuring instruments for installing angles of delineators are still limited to a flower pole, a cross, a tape measure and a universal angle square, the measuring method is not standard, the measuring instruments are not professional, and the reliability of measured data is low.
In view of the above problems, the designer is actively making research and innovation based on the practical experience and professional knowledge that is abundant for years in the engineering application of such products, so as to create a device and a method for measuring the installation angle of the delineator, which are more practical.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: provided are a contour mark installation angle measuring device and a measuring method thereof.
In order to achieve the purpose, the invention adopts the technical scheme that: a measuring device for the installation angle of a contour mark comprises a supporting component, a first adjusting component, a second adjusting component and a measuring component;
the support component comprises a leveling rod and a mark post vertically arranged on the leveling rod;
the first adjusting assembly is arranged on the leveling rod, and the leveling rod is adjusted to be parallel to a horizontal plane through the first adjusting assembly;
the second adjusting assembly is arranged on the marker post, and the position of the measuring assembly on the vertical height is adjusted through the second adjusting assembly;
the measuring assembly comprises a laser range finder and a receiving plate arranged on the sighting rod.
Further, the first adjusting assembly comprises a level bubble, a telescopic rod and an adjusting bracket;
the adjusting support is matched with the leveling bubble to level the leveling rod, and the telescopic ruler is used for measuring the distance between the measuring device and two sides of a road surface.
Furthermore, the leveling bubble is horizontally arranged on the upper surface of the leveling rod, the adjusting supports are symmetrically arranged on the lower surface of the leveling rod, and the telescopic rulers are symmetrically arranged at two ends of the leveling rod in the length direction;
the adjusting support can adjust the length in the vertical direction, the telescopic ruler is arranged in the leveling rod and is in sliding connection with the leveling rod, and the telescopic ruler moves in the length direction of the leveling rod.
Furthermore, the second adjusting component comprises a lifting groove arranged along the length direction of the marker post, and a connecting piece is arranged in the lifting groove and is connected with the receiving plate through the connecting piece.
Furthermore, the lifting groove is sequentially provided with a first width, a second width and a limiting groove along the depth direction of the lifting groove;
the size of the first width is smaller than that of the second width, the first width and the second width are arranged in a penetrating mode along the length direction of the marker post, the limiting groove is arranged to be of a rectangular structure along the depth direction of the lifting groove, and the width of the limiting groove is slightly smaller than that of the second width.
Furthermore, the connecting piece comprises a fixed block arranged in the lifting groove and a fixed rod fixedly connected with the fixed block;
the fixing block is of a rectangular structure and is matched with the limiting groove, the fixing rod is of a cylindrical structure, and the diameter of the fixing rod is matched with the first width.
Further, be provided with the external screw thread on the outer wall of dead lever and with the nut that the external screw thread suited, the connecting piece pass through the second width with sighting rod sliding connection, through the nut realizes the fixing of connecting piece on vertical height.
Furthermore, the marker post is vertically arranged in the middle of the leveling rod and is fixedly connected with the leveling rod through a fixing rivet; a placing groove is formed in the leveling rod, and the size of the placing groove is matched with that of the marker post; and the lower surface of the leveling rod is also symmetrically provided with directional wheels.
Further, the measuring method of the contour mark installation angle measuring device comprises the following steps:
s1, taking out the mark post from the placing groove of the leveling rod and vertically fixing the mark post in the middle of the leveling rod through a fixing rivet;
s2, moving the measuring device to the center of the road surface by matching the directional wheels with the telescopic rulers at the two ends of the leveling rod;
s3, observing the leveling bubble, and adjusting the leveling rod to be parallel to the horizontal plane through the adjusting brackets at the two sides of the bottom of the leveling rod;
s4: loosening a nut on the connecting piece, and adjusting the height of the connecting piece, namely moving the fixed block along the length direction of the marker post through the second width to enable the connecting piece and the height of the outline marker installed on the guardrails on the two sides of the road to be on the same horizontal line;
s5: the fixing block is clamped in a corresponding limiting groove at the same height, the connecting piece is fixed by screwing a nut, and the receiving plate is fixed at the other end of the fixing rod;
s6: the plane of the receiving plate is arranged in parallel with the guardrail, the laser range finder is used for sending measuring beams along the normal direction of the plane of the receiving plate, the laser range finder is vertically arranged at the central position of the delineator, and the measuring beams are sent to the receiving plate along the normal direction of the reflecting surface of the delineator;
s7: the included angle between the two light beams is measured at the position of the receiving plate, and the included angle is the installation angle of the delineator.
The invention has the beneficial effects that: the contour mark installation angle measuring device is simple in structure, convenient to operate, convenient to manufacture and low in production cost; the traditional method and instrument for measuring the installation angle of the delineator are abandoned, scientific and professional measurement can be carried out on the installation angle of the delineator, and the standardization and the accuracy of the measurement of the installation angle of the delineator are guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an angle measuring apparatus according to an embodiment of the present invention;
FIG. 2 is a front view of an angle measuring device in an embodiment of the present invention;
FIG. 3 is a side view of an angle measuring device in an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a second adjustment assembly in an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a second adjustment assembly in an embodiment of the invention.
Reference numerals: 1. a support assembly; 11. leveling the rod; 111. a placing groove; 112. a directional wheel; 12. a marker post; 121. fixing the rivet; 2. a first adjustment assembly; 21. a level bubble; 22. a telescopic ruler; 23. adjusting the bracket; 3. a second adjustment assembly; 31. a lifting groove; 311. a first width; 312. a second width; 313. a limiting groove; 32. a connecting member; 321. a fixed block; 322. fixing the rod; 323. a nut; 4. a measurement assembly; 41. a laser range finder; 42. and receiving the board.
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.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The delineator installation angle measuring apparatus shown in fig. 1 includes a support assembly 1, a first adjusting assembly 2, a second adjusting assembly 3 and a measuring assembly 4; the supporting component 1 comprises a leveling rod 11 and a mark post 12 vertically arranged on the leveling rod 11; the first adjusting component 2 is arranged on the leveling rod 11, and the leveling rod 11 is adjusted by the first adjusting component 2 to be parallel to the horizontal plane; the second adjusting component 3 is arranged on the marker post 12, and the measuring position of the measuring component 4 on the vertical height is adjusted through the second adjusting component 3; the measuring assembly 4 comprises a laser rangefinder 41 and a receiving plate 42 arranged on the post 12.
As a preferred embodiment of the present application, the first adjustment assembly 2 comprises a vial 21, a telescopic rod 22 and an adjustment bracket 23; the adjusting bracket 23 is matched with the leveling bubble 21 to level the leveling rod 11, and the telescopic ruler 22 is used for measuring the distance between the measuring device and two sides of the road surface; the leveling bubble 21 is horizontally arranged on the upper surface of the leveling rod 11, the adjusting supports 23 are symmetrically arranged on the lower surface of the leveling rod 11, and the telescopic rulers 22 are symmetrically arranged at two ends of the leveling rod 11 in the length direction; wherein, adjust support 23 and can follow vertical direction regulation length, telescopic ruler 22 sets up in the inside of pole 11 of making level and with pole 11 sliding connection of making level, and telescopic ruler 22 removes along the pole 11 length direction of making level. The measuring of the installation angle of the delineator is carried out in the middle of the road, so that the actual condition of the vehicle running on the road is better met, and the measured data is more effective.
In this application, the second adjusting assembly 3 includes a lifting slot 31 disposed along the length direction of the post 12, and a connecting member 32 is disposed in the lifting slot 31 and connected to the receiving plate 42 through the connecting member 32. As a preferred embodiment of the present application, the lifting groove 31 is sequentially provided with a first width 311, a second width 312 and a limiting groove 313 along the depth direction thereof; the size of the first width 311 is smaller than that of the second width 312, the first width 311 and the second width 312 are both arranged in a penetrating manner along the length direction of the marker post 12, the limiting groove 313 is arranged in a rectangular structure along the depth direction of the lifting groove 31, and the width of the limiting groove 313 is slightly smaller than that of the second width 312. The connecting member is capable of moving in the second width in a direction of penetration thereof, and the stopper groove is used to fix the connecting member at a specific height.
In a specific implementation process, the connecting member 32 includes a fixing block 321 disposed inside the lifting groove 31 and a fixing rod 322 fixedly connected to the fixing block 321; the fixing block 321 is a rectangular structure and is adapted to the limiting groove 313, and the fixing rod 322 is a cylindrical structure, and the diameter of the fixing rod is adapted to the first width 311; an external thread and a nut 323 corresponding to the external thread are arranged on the outer wall of the fixing rod 322, the connecting piece 32 is slidably connected with the mark post 12 through the second width 312, and the fixing of the connecting piece 32 on the vertical height is realized through the nut 323. When the height of receiving plate is adjusted, loosen the nut, reciprocate in the space of second width through the fixed block and realize the sliding connection of connecting piece and sighting rod, accomplish the altitude mixture control after, with the fixed block embedding spacing groove, screw the nut again, thereby prevent rocking of dead lever from causing angle measurement's error.
In the embodiment, the mark post 12 is vertically arranged in the middle of the leveling rod 11, and is fixedly connected with the leveling rod 11 through a fixing rivet 121; the leveling rod 11 is provided with a placing groove 111, and the size of the placing groove 111 is adapted to the size of the marker post 12; the lower surface of the leveling rod 11 is also symmetrically provided with directional wheels 112. The contour mark installation angle measuring device is simple in structure, convenient to operate, convenient to manufacture and low in production cost; the traditional method and instrument for measuring the installation angle of the delineator are abandoned, scientific and professional measurement can be carried out on the installation angle of the delineator, and the standardization and the accuracy of the measurement of the installation angle of the delineator are guaranteed.
The invention also discloses a measuring method of the contour mark installation angle measuring device, which comprises the following steps: s1, taking out the mark post from the placing groove of the leveling rod and vertically fixing the mark post in the middle of the leveling rod through a fixing rivet; s2, moving the measuring device to the center of the road surface by matching the directional wheels with the telescopic rulers at the two ends of the leveling rod; s3, observing the leveling bubble, and adjusting the leveling rod to be parallel to the horizontal plane through the adjusting brackets at the two sides of the bottom of the leveling rod; s4: loosening a nut on the connecting piece, and adjusting the height of the connecting piece, namely moving the fixed block along the length direction of the marker post through the second width to enable the connecting piece and the height of the outline marker installed on the guardrails on the two sides of the road to be on the same horizontal line; s5: the fixing block is clamped in a corresponding limiting groove at the same height, the connecting piece is fixed by screwing a nut, and the receiving plate is fixed at the other end of the fixing rod; s6: the plane of the receiving plate is arranged in parallel with the guardrail, the laser range finder is used for sending measuring beams along the normal direction of the plane of the receiving plate, the laser range finder is vertically arranged at the central position of the delineator, and the measuring beams are sent to the receiving plate along the normal direction of the reflecting surface of the delineator; s7: the included angle between the two light beams is measured at the position of the receiving plate, and the included angle is the installation angle of the delineator.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A measuring method of a contour mark installation angle measuring device is characterized by being applied to the contour mark installation angle measuring device and comprising the following steps: the device comprises a supporting assembly (1), a first adjusting assembly (2), a second adjusting assembly (3) and a measuring assembly (4);
the supporting component (1) comprises a leveling rod (11) and a mark post (12) vertically arranged on the leveling rod (11);
the first adjusting component (2) is arranged on the leveling rod (11), and the leveling rod (11) is adjusted to be parallel to a horizontal plane through the first adjusting component (2);
the second adjusting component (3) is arranged on the marker post (12), and the measuring position of the measuring component (4) on the vertical height is adjusted through the second adjusting component (3);
the measuring assembly (4) comprises a laser range finder (41) and a receiving plate (42) arranged on the sighting rod (12);
the measuring method of the device comprises the following steps:
s1, taking out the mark post from the placing groove of the leveling rod and vertically fixing the mark post in the middle of the leveling rod through a fixing rivet;
s2, moving the measuring device to the center of the road surface by matching the directional wheels with the telescopic rulers at the two ends of the leveling rod;
s3, observing the leveling bubble, and adjusting the leveling rod to be parallel to the horizontal plane through the adjusting brackets at the two sides of the bottom of the leveling rod;
s4: loosening a nut on the connecting piece, and adjusting the height of the connecting piece, namely moving the fixed block along the length direction of the marker post through the second width to enable the connecting piece and the height of the outline marker installed on the guardrails on the two sides of the road to be on the same horizontal line;
s5: the fixing block is clamped in a corresponding limiting groove at the same height, the connecting piece is fixed by screwing a nut, and the receiving plate is fixed at the other end of the fixing rod;
s6: the plane of the receiving plate is arranged in parallel with the guardrail, the laser range finder is used for sending measuring beams along the normal direction of the plane of the receiving plate, the laser range finder is vertically arranged at the central position of the delineator, and the measuring beams are sent to the receiving plate along the normal direction of the reflecting surface of the delineator;
s7: the included angle between the two light beams is measured at the position of the receiving plate, and the included angle is the installation angle of the delineator.
2. The method of measuring a delineator installation angle measuring device according to claim 1, characterized in that the first adjustment assembly (2) includes a level vial (21), a telescopic rod (22), and an adjustment bracket (23); the leveling rod (11) is leveled by the aid of the adjusting bracket (23) matched with the leveling bubble (21), and the telescopic ruler (22) is used for measuring the distance between the measuring device and two sides of a road surface.
3. The measuring method of the delineator installation angle measuring device according to claim 2, characterized in that the level bubble (21) is horizontally disposed on the upper surface of the leveling rod (11), the adjusting brackets (23) are symmetrically disposed on the lower surface of the leveling rod (11), and the telescopic rulers (22) are symmetrically disposed at both ends of the leveling rod (11) in the length direction; the length of the adjusting support (23) can be adjusted in the vertical direction, the telescopic ruler (22) is arranged inside the leveling rod (11) and is in sliding connection with the leveling rod (11), and the telescopic ruler (22) moves in the length direction of the leveling rod (11).
4. The measuring method of the delineator installation angle measuring apparatus according to claim 1, characterized in that the second adjusting unit (3) includes a lifting groove (31) provided along a length direction of the target bar (12), a connecting member (32) is provided in the lifting groove (31), and is connected to the receiving plate (42) through the connecting member (32).
5. The measuring method of the delineator installation angle measuring device according to claim 4, characterized in that the lifting groove (31) is provided with a first width (311), a second width (312) and a limiting groove (313) in order along a depth direction thereof; the size of the first width (311) is smaller than that of the second width (312), the first width and the second width are arranged in a penetrating mode along the length direction of the marker post (12), the limiting groove (313) is arranged to be of a rectangular structure along the depth direction of the lifting groove (31), and the width of the limiting groove (313) is slightly smaller than that of the second width (312).
6. The measuring method of the delineator installation angle measuring apparatus according to claim 5, wherein the connecting member (32) includes a fixing block (321) provided inside the lifting groove (31) and a fixing rod (322) fixedly connected to the fixing block (321); the fixing block (321) is of a rectangular structure and is matched with the limiting groove (313), the fixing rod (322) is of a cylindrical structure, and the diameter of the fixing rod is matched with the first width (311).
7. The measuring method of the installation angle measuring device of the delineator in accordance with claim 6, characterized in that an external thread and a nut (323) adapted to the external thread are provided on the outer wall of the fixing rod (322), the connecting piece (32) is slidably connected with the delineator pole (12) by the second width (312), and the fixing of the connecting piece (32) in the vertical height is achieved by the nut (323).
8. The measuring method of the delineator installation angle measuring device according to claim 1, characterized in that the target (12) is vertically disposed in the middle of the leveling rod (11) and is fixedly connected to the leveling rod (11) by a fixing rivet (121); a placing groove (111) is formed in the leveling rod (11), and the size of the placing groove (111) is matched with that of the marker post (12); and the lower surface of the leveling rod (11) is also symmetrically provided with directional wheels (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010773541.3A CN111795655B (en) | 2020-08-04 | 2020-08-04 | Contour mark installation angle measuring device and measuring method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010773541.3A CN111795655B (en) | 2020-08-04 | 2020-08-04 | Contour mark installation angle measuring device and measuring method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111795655A CN111795655A (en) | 2020-10-20 |
| CN111795655B true CN111795655B (en) | 2021-10-08 |
Family
ID=72827638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010773541.3A Active CN111795655B (en) | 2020-08-04 | 2020-08-04 | Contour mark installation angle measuring device and measuring method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111795655B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113608229A (en) * | 2021-07-30 | 2021-11-05 | 五冶集团上海有限公司 | Distance measuring device of topographic height difference |
| CN114877772B (en) * | 2022-04-20 | 2023-09-08 | 苏交科集团检测认证有限公司 | Raised road sign installation angle measuring device and measuring method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104499441A (en) * | 2014-12-26 | 2015-04-08 | 洪惠泉 | Delineator |
| CN105970844A (en) * | 2016-05-31 | 2016-09-28 | 中交二公局电务工程有限公司 | Active integrated tunnel contour marks and tunnel traffic guidance system |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2926473A1 (en) * | 1978-03-08 | 1980-09-18 | Algamatic Masch Gmbh | Magnetic tape data wiper - has detector for reflective marker operating switching device for electro-magnet at right angles to spool plane |
| CN101009822A (en) * | 2007-01-22 | 2007-08-01 | 王可 | Automatic satellite searching method and automatic satellite searching device for the same |
| JP5207665B2 (en) * | 2007-06-08 | 2013-06-12 | 株式会社トプコン | Measuring system |
| CN101315275B (en) * | 2008-06-18 | 2011-07-20 | 安徽巨一自动化装备有限公司 | Measurer for vehicle steering angle |
| CN101555515A (en) * | 2009-05-19 | 2009-10-14 | 厦门大学 | Diatom characteristic description and classification method based on contour drawing |
| CN103076288B (en) * | 2012-12-26 | 2015-08-26 | 中国科学院海洋研究所 | A kind of flesh of fish self-grading device based on computer vision and method |
| CN205898083U (en) * | 2016-05-27 | 2017-01-18 | 中国地震局第一监测中心 | Measurement device for be used for prism base and connector axiality |
| CN111288932A (en) * | 2020-03-17 | 2020-06-16 | 湖北三峡职业技术学院 | Portable bridge angle rapid detection device |
-
2020
- 2020-08-04 CN CN202010773541.3A patent/CN111795655B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104499441A (en) * | 2014-12-26 | 2015-04-08 | 洪惠泉 | Delineator |
| CN105970844A (en) * | 2016-05-31 | 2016-09-28 | 中交二公局电务工程有限公司 | Active integrated tunnel contour marks and tunnel traffic guidance system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111795655A (en) | 2020-10-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111795655B (en) | Contour mark installation angle measuring device and measuring method thereof | |
| CN204405068U (en) | Total station prism | |
| CN102393524B (en) | Point cloud plane precision detecting device of airborne laser radar | |
| CN204463467U (en) | A kind of laser type parking site detecting system | |
| CN211425402U (en) | Prism installation device for high-precision sea-crossing triangular elevation measurement | |
| CN109188458A (en) | A kind of traverse measurement system based on double laser radar sensor | |
| CN108535729B (en) | Working method of ACC calibration frame | |
| CN201857400U (en) | Blast furnace chute inclination angle detection system | |
| CN203587057U (en) | Height measuring device | |
| CN203807920U (en) | Track shape simulation equipment for precision calibration of track detection equipment | |
| CN2575603Y (en) | Counter point device for mounting instrument | |
| CN101561355A (en) | Auxiliary device for measuring positions of automobile-headlamp front end faces and deflection angles of automobile bodies | |
| CN212585662U (en) | Contour mark installation angle measuring device | |
| CN210533291U (en) | Wave form steel guardrail crossbeam center height detection device | |
| CN217424306U (en) | Measuring device for dynamic deflection of steel crane beam | |
| CN203798348U (en) | Leveling shoe capable of being reversely used | |
| CN216049827U (en) | Position detection device for lamp pole installation | |
| CN201434664Y (en) | Measurement assistance device for front end surface position of vehicle head lamps and vehicle body deflection angle | |
| CN103852062A (en) | Leveling foot pin capable of being reversibly used | |
| CN211060834U (en) | Template concatenation displacement monitoring devices | |
| CN110595378B (en) | Real-time ground surface or slope deformation monitoring device and method based on laser ranging principle | |
| CN202404234U (en) | LIDAR point cloud plane precision detection apparatus | |
| CN202255245U (en) | Dial plate type protractor | |
| CN2692632Y (en) | Laser direction apparatus for tunnel | |
| CN203605938U (en) | Long-distance high-precision height transmission sighting board |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |