CN112284269A - Floor board measuring equipment for engineering of convenient operation - Google Patents
Floor board measuring equipment for engineering of convenient operation Download PDFInfo
- Publication number
- CN112284269A CN112284269A CN202011150228.0A CN202011150228A CN112284269A CN 112284269 A CN112284269 A CN 112284269A CN 202011150228 A CN202011150228 A CN 202011150228A CN 112284269 A CN112284269 A CN 112284269A
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- Prior art keywords
- range finder
- laser range
- finder module
- balancing weight
- laser
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Classifications
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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
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C3/00—Measuring distances in line of sight; Optical rangefinders
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C3/00—Measuring distances in line of sight; Optical rangefinders
- G01C3/02—Details
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a floor board measuring device for engineering, which is convenient to operate and comprises a machine body, wherein one side of the machine body is connected with a control and display box, a display screen and a control panel are arranged outside the control and display box, the display screen and the control panel are both connected with a single chip microcomputer in the control and display box, and the single chip microcomputer is connected with a 360-degree linear laser, an upper laser range finder module and a lower laser range finder module of a gravity balance assembly in the machine body. Assembling and fixing the 360-degree linear laser, the upper laser range finder module, the lower laser range finder module, the main balancing weight, the secondary balancing weight and the horizontal bubble; the main balancing weight and the secondary balancing weight are adjusted by observing the horizontal bubbles through the designed main balancing weight, the secondary balancing weight and the horizontal bubbles, and the gravity center of the gravity balance assembly is coincident with the centroid and is positioned under the suspension crane, so that a laser plane projected by the 360-degree linear laser is a horizontal plane, and the practicability, stability and reliability of the invention are improved.
Description
Technical Field
The invention belongs to the technical field of floor plate measurement, and particularly relates to floor plate measuring equipment for engineering, which is convenient to operate.
Background
The engineering uses laser survey floor face elevation and board end elevation instrument to carry out an equipment of accurate measurement to its floor face elevation, board end elevation and floor net height, and it realizes dynamic balance through inside gravity balance assembly to its range finding laser instrument and 360 degrees word line laser instruments, guarantees that the range finding laser instrument is in vertical state constantly, 360 degrees word line laser instruments are in the horizontality constantly, makes its measured data more accurate reliable.
The existing engineering lacks an instrument for directly measuring floor surface elevation and plate bottom elevation, and when the instrument for measuring floor surface elevation and plate bottom elevation by using laser is used, a user erects the instrument on a special tripod and then measures the floor surface elevation and the plate bottom elevation by matching a linear laser inside a top cover with a tower ruler (or other rulers). In actual measurement, in order to guarantee the accuracy of the measurement, the vertical state of a tower ruler (or other rulers) is adjusted by human eyes to carry out measurement, but the problem of measurement results and precision is caused because the vertical state is difficult to be adjusted correctly by human eyes and reading needs to be carried out by eyes in the adjustment process, and therefore the floor plate measuring equipment for the engineering is convenient to operate and accurate.
Disclosure of Invention
The invention aims to provide a floor plate measuring device for engineering, which is convenient to operate and accurate so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a floor board measuring device convenient to operate for engineering comprises a machine body, wherein one side of the machine body is connected with a control and display box, a display screen and a control panel are arranged outside the control and display box, the display screen and the control panel are both connected with a single chip microcomputer in the control and display box, a top cover is arranged on the upper portion of the machine body, a gravity balance assembly is arranged inside the top cover, the gravity balance assembly is connected with the top cover through a hanging machine, and the gravity balance assembly is internally composed of a 360-degree linear laser, an upper laser range finder module, a lower laser range finder module, a main balancing weight, a secondary balancing weight and a horizontal bubble; the 360-degree linear laser, the upper laser range finder module and the lower laser range finder module are connected with the single chip microcomputer.
Preferably, the control and display box is attached to one side of the machine body, the surface of the control and display box is provided with a display screen and a control panel, and a single chip microcomputer is arranged in the control and display box.
Preferably, the top cover is arranged on the upper portion of the machine body, the gravity balance assembly is arranged inside the top cover and connected with the top cover through a hanging machine, and horizontal bubbles are arranged on the top surface of the top cover.
Preferably, the gravity balance subassembly is inside to be become by 360 degrees word line lasers, upper portion laser range finder module, lower part laser range finder module, the guide rail and the horizontal bubble are adjusted by main balancing weight, inferior balancing weight, balancing weight and are constituteed at the gravity balance subassembly top. The gravity balance assembly is in a combined shape of a cylinder and a circular truncated cone.
Preferably, the 360-degree linear laser can project a 360-degree laser plane without additionally rotating the machine body.
Preferably, the upper laser range finder module can adopt laser to perform rapid and accurate measurement, can set a module measurement offset (namely performing '0' reference calibration), and has a laser emitting and receiving surface as the top surface of the gravity balance assembly.
Preferably, the lower laser range finder module can adopt laser to perform rapid and accurate measurement, can set a module measurement offset (and perform '0' reference calibration), and has a laser emitting and receiving surface as the bottom surface of the gravity balance assembly.
Preferably, one side of the machine body is provided with an electromechanical box, and a power supply module is arranged in the electromechanical box.
Preferably, the bottom of the machine body is provided with a base, the side part of the base is connected with ground feet, and the lower part of the base is connected with an outer tooth joint.
Preferably, the anchor has a length adjustment function.
Preferably, the external tooth joint is of a round tubular structure, the inside of the external tooth joint is hollow, and the external surface of the external tooth joint is provided with the screw thread.
Compared with the prior art, the invention has the beneficial effects that:
(1) through the gravity balance subassembly of design, realize assembling into an organic whole to its 360 degrees word line lasers ware, upper portion laser range finder module, lower part laser range finder module, main balancing weight, inferior balancing weight, balancing weight regulation guide rail and horizontal bubble. Through the designed main balancing weight, the secondary balancing weight and the balancing weight adjusting guide rail and the horizontal bubbles, the gravity center position of the gravity balancing component is solved by observing the horizontal bubbles and adjusting the main balancing weight and the secondary balancing weight, so that the gravity center of the gravity balancing component coincides with the centroid position, and the gravity center and the centroid position of the gravity balancing component are both under the hanging machine, thereby achieving the purpose of maintaining balance by utilizing self gravity and improving the practicability, stability and reliability of the invention.
(2) Through the gravity balance subassembly of design, its appearance is cylinder and round platform integrated configuration, so its top surface, the bottom surface is parallel to each other, through 360 degrees word line lasers inside it, the plane that 360 degrees word line lasers of final ability formation throws, gravity balance subassembly top surface, gravity balance subassembly bottom surface, its three planes are parallel to each other and all perpendicular to vertical direction, the plane that makes 360 degrees word line lasers throw, gravity balance subassembly top surface, gravity balance subassembly bottom surface, its three planes are the horizontal plane. Meanwhile, the laser emitting and receiving surface of the upper laser range finder module is the top surface of the gravity balance assembly, and the laser emitting and receiving surface of the lower laser range finder module is the bottom surface of the gravity balance assembly, so that the purpose that the laser range finder measures the distance between the surface of the measured object and the horizontal plane in the vertical direction is achieved, and the accuracy and the reasonability of the invention are improved.
(3) Through the control and display box of design, realize the equipment fixed to its display screen, control panel, singlechip. Outputting the data measured by the upper laser range finder module and the lower laser range finder module through a display screen, and outputting the data after the operation of the singlechip; inputting the required data type and the data operation equation through a control panel; the singlechip is used for collecting, storing, exchanging, sorting and calculating data, and meanwhile, the singlechip is used for connecting the power supply module and power-using electronic elements (a 360-degree linear laser, an upper laser range finder module and a lower laser range finder module) and coordinately controlling the voltage and the current of each electronic element; the convenience and the electronic integration of the invention are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the gravity assembly of the present invention;
FIG. 3 is a top view of the gravity assembly of the present invention;
FIG. 4 is a bottom view of the gravity assembly of the present invention;
FIG. 5 is a top plan view of the top cover of the present invention;
FIG. 6 is a schematic diagram of the intrinsic mechanism of the present invention during measurement;
in the figure: 1. a 360 degree in-line laser; 2. a top cover; 3. an electromechanical housing; 4. a body; 5. a base; 6. an external thread joint; 7. ground feet; 8. a control and display box; 9. an upper laser range finder module; 10. a lower laser range finder module; 11. a gravity balance assembly; 12. a suspension machine; 13. horizontal bubbles; 14. a main counterweight block; 15. a secondary balancing weight; 16. the guide rail is adjusted to the balancing weight.
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.
Referring to fig. 1 to 6, the present invention provides a technical solution: a floor plate measuring device for engineering, which is convenient to operate, comprises a control and display box (8) arranged on one side of a machine body (4), wherein a singlechip, a display screen and a control panel are arranged in the control and display box (8); a top cover (2) is arranged at the upper part of the machine body (4), a gravity balance assembly (11) is arranged in the top cover (2), and the gravity balance assembly (11) is connected with the top cover (2) through a suspension machine (12); the gravity balance assembly (11) is assembled into a whole by a 360-degree linear laser (1), an upper laser range finder module (9), a lower laser range finder module (10), a horizontal bubble (13), a main balancing weight (14), a secondary balancing weight (15) and a balancing weight adjusting guide rail (16); an electromechanical box (3) is arranged on one side of the machine body (4), a power supply module in the electromechanical box (3) is connected with a single chip microcomputer in a control and display box (8) to supply power to the single chip microcomputer, and the single chip microcomputer supplies power to a display screen, a control panel, a 360-degree linear laser (1), an upper laser range finder module (9) and a lower laser range finder module (10); the bottom of the machine body (4) is provided with a base (5), the side part of the base (5) is connected with a ground foot (7), and the bottom of the base (5) is connected with an outer tooth joint (6).
In this embodiment, preferably, the gravity balance assembly (11) is connected with the top cover (2) through the suspension machine (12), and the purpose that the gravity balance assembly (11) maintains balance by using self gravity is realized through the adjustment of the horizontal air bubble (13), the main balancing weight (14), the secondary balancing weight (15) and the balancing weight adjusting guide rail (16).
In this embodiment, preferably, the gravity balance assembly (11) is assembled by the 360-degree linear laser (1), the upper laser range finder module (9) and the lower laser range finder module (10), so that a user can conveniently perform electronic measurement.
In this embodiment, preferably, control and display box (8) are provided with singlechip, display screen, control panel, and the convenient operation of person of facilitating the use directly perceivedly reads data.
In the embodiment, preferably, a top cover (2) is arranged on the upper portion of the machine body (4), a gravity balance assembly (11) is arranged in the top cover (2), a suitable space is reserved in the machine body (4) and the top cover (2) for the gravity balance assembly (11), so that the gravity balance assembly (11) compensates for small deviation of the machine body (4) during erection by utilizing self gravity balance, a base (5) is arranged on the lower portion of the machine body (4), a ground foot (7) is connected to the side portion of the base (5), the ground foot (7) has a length adjusting function, large deviation of the machine body (4) during erection is roughly adjusted by utilizing the length adjusting function of the ground foot (7), horizontal air bubbles (13) are also arranged on the surface of the top cover (2), and the horizontal air bubbles (13) are used for observing to roughly adjust.
As shown in fig. 5, the internal mechanism of the instrument in use is schematically illustrated, and the modules in the figure are a gravity balance module (11), a 360-degree linear laser (1), an upper laser range finder module (9), and a lower laser range finder module (10), respectively.
Single measurement: a control panel on the operation control and display box (8) transmits a measurement command to the upper laser ranging module and the lower laser ranging module through the single chip microcomputer, and the laser ranging modules transmit ranging results to a display screen on the control and display box (8) through the single chip microcomputer, so that one single measurement is completed;
grouping measurement: the control panel on the operation control and display box (8) firstly sends measurement A-D grouping commands to the single chip microcomputer, the single chip microcomputer distributes a single measurement A, B, C, D command to the laser ranging module at the upper part and the laser ranging module at the lower part, the laser ranging module transmits the ranging result to the single chip microcomputer, and then the single chip microcomputer uniformly transmits the single ranging results such as A, B, C, D and the like under the grouping command to the display screen on the control and display box (8), so that the grouping measurement is completed;
the measuring mode is that a horizontal laser surface projected by a 360-degree linear laser in the middle of the instrument is used for aiming at a floor building elevation mark point (generally, the mark point is a building 1m mark point in a building construction stage, and the point is a standard elevation point with H +1000mm elevation, wherein H represents the building design elevation of the floor, which is noted in a building construction drawing, then the distance measurement is carried out through an upper laser distance measurement module and a lower laser distance measurement module, and data measured by the laser distance measurement module is collected, stored, exchanged, sorted and calculated through a single chip microcomputer, and finally required data information is displayed for a user;
when the structure construction is finished and the building terrace and the ceiling are not constructed, the lower laser ranging value H1 is obtained, the theoretical value H2 is 1000+ b (b is the thickness of the building terrace at the position of the lower laser ranging point, the value is noted in the building construction drawing), and the difference value of H1 and H2 is the elevation error value of the construction (positive value indicates that the construction height of the structure plate surface of the measuring part is low, the construction thickness needs to be increased when the building terrace is constructed, and the requirement can be met; negative value indicates that the construction height of the structure plate surface of the measuring part is high, and the ultrahigh part needs to be chiseled or the construction thickness needs to be reduced when the building terrace is constructed, and the requirement can be met);
an upper laser ranging value H3 is obtained, a theoretical value H4 is the designed elevation of the bottom of an upper plate, the designed elevation of the surface of the upper plate is-1000 mm-b (the designed elevation is the designed elevation of a building, and b is the thickness of the building floor at the position of the upper laser ranging point, the value is noted in a building construction drawing), and the difference value between H3 and H4 is the elevation error value of construction (a positive value indicates that the bottom of a ceiling structure plate at a measuring part is concave, a negative value indicates that the bottom of the ceiling structure plate at the measuring part is convex, the concave part needs to be filled and the convex part needs to be chiseled and finished, and if the convex part cannot be chiseled, the whole ceiling needs;
the working principle and the using process of the invention are as follows: when the device is used, the device is arranged on a tripod, coarse adjustment is carried out by using the tripod, coarse adjustment is carried out by observing a horizontal bubble (13) on the top cover (2), and after the coarse adjustment is finished, the gravity balance component (11) can balance and compensate the tiny deviation when the machine body (4) is erected by using the self gravity. The device is characterized in that a known elevation mark point is looked at through a 360-degree linear laser (1), a measurement command is issued through a control and display box (8), an upper laser range finder module (9) and a lower laser range finder module (10) receive the measurement command to start laser range finding, and range finding result transmission control and the display box (8) are subjected to data processing and then are displayed and output.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a floor board measuring equipment for engineering of convenient operation, includes organism (4), organism (4) one side is fixed with control and demonstration box (8), its characterized in that: the control and display box (8) is internally provided with a single chip microcomputer, the surface of the control and display box (8) is provided with a display screen and a control panel, and the display screen and the control panel are connected with the single chip microcomputer.
2. An easy-to-operate floor slab measuring device for works according to claim 1, characterized in that: a top cover (2) is arranged at the upper part of the machine body (4), a gravity balance assembly (11) is arranged in the top cover (2), and the gravity balance assembly (11) is connected with the top cover (2) through a suspension machine (12); the top surface of the top cover (2) is provided with horizontal bubbles (13).
3. An easy-to-operate floor slab measuring device for works according to claim 2, characterized in that: the gravity balance assembly (11) is composed of a 360-degree linear laser (1), an upper laser range finder module (9), a lower laser range finder module (10), a main balancing weight (14), a secondary balancing weight (15), a horizontal bubble (13) and a balancing weight adjusting guide rail (16).
4. An easy-to-operate floor slab measuring device for works according to claim 3, characterized in that: 360 degrees line laser (1), upper portion laser range finder module (9), lower part laser range finder module (10) and in the gravity balance subassembly (11) control with show box (8) in the singlechip be connected.
5. An easy-to-operate floor plate measuring device for works according to claim 4, characterized in that: organism (4) one side sets up organic electric box (3), the inside power module that is provided with of electromechanical box (3), power module is connected with the singlechip in control and display box (8), supplies power to the singlechip to supply power to display screen and control panel, 360 degrees word line laser instrument (1), upper portion laser range finder module (9), lower part laser range finder module (10) through the singlechip, organism (4) bottom is provided with base (5), base (5) lateral part is connected with lower margin (7), base (5) bottom is connected with outer tooth and connects (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011150228.0A CN112284269A (en) | 2020-10-23 | 2020-10-23 | Floor board measuring equipment for engineering of convenient operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011150228.0A CN112284269A (en) | 2020-10-23 | 2020-10-23 | Floor board measuring equipment for engineering of convenient operation |
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| Publication Number | Publication Date |
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| CN112284269A true CN112284269A (en) | 2021-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011150228.0A Pending CN112284269A (en) | 2020-10-23 | 2020-10-23 | Floor board measuring equipment for engineering of convenient operation |
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| CN (1) | CN112284269A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114659498A (en) * | 2022-03-29 | 2022-06-24 | 广东电网有限责任公司 | Levelness and verticality measuring and detecting device |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6384420B1 (en) * | 1999-02-03 | 2002-05-07 | Micro Italiana S.P.A. | Portable self-leveling laser ray device |
| CN2650359Y (en) * | 2003-10-27 | 2004-10-20 | 方础光电科技股份有限公司 | Hang-by-feet laser instrument |
| CN202582530U (en) * | 2011-05-25 | 2012-12-05 | 吴其颖 | Construction positioning laser distance measuring device |
| CN204515134U (en) * | 2015-02-26 | 2015-07-29 | 江苏徕兹光电科技股份有限公司 | A kind of laser ranging system with straight line laser function |
| CN205785215U (en) * | 2016-06-28 | 2016-12-07 | 江苏建筑职业技术学院 | A kind of gravity automatic leveling is with the building laser measuring device for measuring of tail light |
| CN206208267U (en) * | 2016-11-25 | 2017-05-31 | 乐山师范学院 | Laser level |
| CN207528237U (en) * | 2017-10-25 | 2018-06-22 | 宁波明洋测量工具有限公司 | A kind of self-balancing laser module for level |
| CN108204805A (en) * | 2018-03-01 | 2018-06-26 | 深圳市律远汇智科技有限公司 | It is a kind of that there is the laser leveler of rectification |
| CN207556529U (en) * | 2017-12-21 | 2018-06-29 | 封佳伟 | 360 degree of self-regulation level meters |
| CN108502177A (en) * | 2018-04-18 | 2018-09-07 | 深圳市佶达德科技有限公司 | The regulating device that laser radar is horizontal on a kind of holding unmanned plane |
| CN208109112U (en) * | 2018-05-10 | 2018-11-16 | 莱赛激光科技股份有限公司 | A kind of Laser Line Marker with distance measurement function |
| CN210662142U (en) * | 2019-09-27 | 2020-06-02 | 河南水利与环境职业学院 | Special measuring device of architectural design |
-
2020
- 2020-10-23 CN CN202011150228.0A patent/CN112284269A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6384420B1 (en) * | 1999-02-03 | 2002-05-07 | Micro Italiana S.P.A. | Portable self-leveling laser ray device |
| CN2650359Y (en) * | 2003-10-27 | 2004-10-20 | 方础光电科技股份有限公司 | Hang-by-feet laser instrument |
| CN202582530U (en) * | 2011-05-25 | 2012-12-05 | 吴其颖 | Construction positioning laser distance measuring device |
| CN204515134U (en) * | 2015-02-26 | 2015-07-29 | 江苏徕兹光电科技股份有限公司 | A kind of laser ranging system with straight line laser function |
| CN205785215U (en) * | 2016-06-28 | 2016-12-07 | 江苏建筑职业技术学院 | A kind of gravity automatic leveling is with the building laser measuring device for measuring of tail light |
| CN206208267U (en) * | 2016-11-25 | 2017-05-31 | 乐山师范学院 | Laser level |
| CN207528237U (en) * | 2017-10-25 | 2018-06-22 | 宁波明洋测量工具有限公司 | A kind of self-balancing laser module for level |
| CN207556529U (en) * | 2017-12-21 | 2018-06-29 | 封佳伟 | 360 degree of self-regulation level meters |
| CN108204805A (en) * | 2018-03-01 | 2018-06-26 | 深圳市律远汇智科技有限公司 | It is a kind of that there is the laser leveler of rectification |
| CN108502177A (en) * | 2018-04-18 | 2018-09-07 | 深圳市佶达德科技有限公司 | The regulating device that laser radar is horizontal on a kind of holding unmanned plane |
| CN208109112U (en) * | 2018-05-10 | 2018-11-16 | 莱赛激光科技股份有限公司 | A kind of Laser Line Marker with distance measurement function |
| CN210662142U (en) * | 2019-09-27 | 2020-06-02 | 河南水利与环境职业学院 | Special measuring device of architectural design |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114659498A (en) * | 2022-03-29 | 2022-06-24 | 广东电网有限责任公司 | Levelness and verticality measuring and detecting device |
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Application publication date: 20210129 |
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