CN220772208U - Image-measuring control point ground sign for photogrammetry - Google Patents
Image-measuring control point ground sign for photogrammetry Download PDFInfo
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- CN220772208U CN220772208U CN202322521776.5U CN202322521776U CN220772208U CN 220772208 U CN220772208 U CN 220772208U CN 202322521776 U CN202322521776 U CN 202322521776U CN 220772208 U CN220772208 U CN 220772208U
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- 238000003384 imaging method Methods 0.000 claims description 6
- 239000003550 marker Substances 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of ground marks and discloses a measurement control point ground mark for photogrammetry, which comprises a fixed plate, wherein the top of the fixed plate is provided with sliding grooves in a rectangular array, the inner side walls of the sliding grooves are provided with sliding channels, a first bearing is sleeved in the sliding channels, and a sliding assembly is sleeved in the first bearing. This photogrammetry is with surveying and controlling some ground sign, through the setting of counter weight subassembly, owing to be rectangular array screw thread through connection in the edge at fixed plate top has the screw, and the surface threaded connection of screw has the screw thread circle, one side fixedly connected with rope of screw thread circle, and the one end fixedly connected with lasso of rope, the balancing weight has been cup jointed to the inside of lasso for the balancing weight sets up in the four corners position of fixed plate, has improved the stability of fixed plate, avoids receiving the strong wind to influence and leads to the device to be blown away, and then has played the effect of surveying and controlling some ground sign protectiveness.
Description
Technical Field
The utility model relates to the technical field of ground marks, in particular to a measurement control point ground mark for photogrammetry.
Background
In recent years, unmanned aerial vehicle oblique photogrammetry has rapidly developed in technologies such as three-dimensional model acquisition, two-dimensional and three-dimensional integration, BIM and the like, and is widely applied to various aspects of national production and life. The unmanned aerial vehicle is utilized to survey and draw aerial photography, and the unmanned aerial vehicle has the characteristics of convenience, rapidness, high resolution, strong real-time performance, economy and the like, and when the unmanned aerial vehicle is utilized to survey and draw, the image control points are the basis of aerial survey, analysis, space three encryption and mapping, and the selection of the positions of the image control points and the measurement of coordinates directly influence the mathematical precision of the interior mapping. Ground markers are needed to assist in guidance when performing point-controlled position measurements.
The ground image control point mark for oblique photogrammetry disclosed in the publication No. CN211740206U is compatible with the use of the existing control points, low in cost, durable, easy to install and arrange, good in wind resistance stability, high in identification degree, capable of effectively improving the precision of a three-dimensional model, improving the stabbing point operation efficiency and reducing the workload of stabbing point operators.
However, this oblique photogrammetry ground image control point marker has the following drawbacks:
(1) The shape of the control point mark coating is fixed, so that different control point marks are required to be replaced and coated according to the requirements of measuring staff, and the workload of the staff is increased;
(2) Because the control point mark is arranged in an outdoor place and is influenced by strong wind, the mark is blown, and the point control point mark is lost, so that the image measurement is failed.
Disclosure of Invention
(one) solving the technical problems
The utility model solves the technical problems of higher practicability, simple operation and structure, and solves the problems of single mark coating, continuous replacement, workload increase and blowing caused by influence of strong wind in the background art.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a photogrammetry is with surveying accuse point ground sign, includes the fixed plate, the sliding tray has been seted up to the top of fixed plate be rectangular array, the sliding channel has been seted up to the inside wall of sliding tray, the inside of sliding channel has cup jointed first bearing, sliding assembly has been cup jointed to the inside of first bearing, the edge at fixed plate top is rectangular array and is provided with the screw nail that is used for fixed usefulness, the surface threaded connection of screw nail has the counter weight subassembly.
Optionally, the slip subassembly is including cup jointing in the inside slip strip of first bearing, the one end fixedly connected with sign board of slip strip, the top of slip strip is provided with the bolt that is used for fixed usefulness.
Optionally, the quantity of slip subassembly has two, the surface of sign board is L type cross distribution, the surface coating of sign board is equipped with the design of survey accuse point coating, and the coating colour is different, has reached the purpose that improves the survey and has like identification degree.
Optionally, the counter weight subassembly includes threaded ring that threaded connection is in the screw nail surface, one side fixedly connected with rope of threaded ring, the one end fixedly connected with lasso of rope, the balancing weight has been cup jointed to the inside of lasso.
Optionally, one side fixedly connected with baffle at fixed plate top, one side of baffle is from left to right equidistant fixedly connected with a plurality of reflection of light subsides in proper order, and the setting of reflection of light subsides has improved the warning nature in the illumination not enough environment.
Optionally, the side fixedly connected with triangle piece of fixed plate, the quantity of triangle piece has four, and the design of triangle piece has improved the stability of fixed plate.
(III) beneficial effects
The utility model provides a ground sign of a measurement control point for photogrammetry, which has the following beneficial effects:
1. this photogrammetry is with surveying accuse point ground sign, through the setting of slip subassembly, owing to be rectangular array at the top of fixed plate and seted up the sliding tray, and two liang of sliding tray are symmetrical distribution, promote the flag, make the flag drive the slider of both sides and slide in the sliding tray, and make first bearing slide at the inside wall of sliding tray, after sliding to required position, screw up the bolt, make the one end of bolt support the surface of fixed plate, and then fix the flag, because the flag is L type and cross distribution, can be simultaneously according to the position of accuse point direction and position demand, the condition that the survey crew need constantly change ground sign takes place, the work load of survey crew has been reduced, and measurement efficiency is improved.
2. This photogrammetry is with surveying and controlling some ground sign, through the setting of counter weight subassembly, owing to be rectangular array screw thread through connection in the edge at fixed plate top has the screw nail, and the surface threaded connection of screw nail has the screw ring, one side fixedly connected with rope of screw ring, and the one end fixedly connected with lasso of rope, the balancing weight has been cup jointed to the inside of lasso for the balancing weight sets up in the four corners position of fixed plate, has improved the stability of fixed plate, avoids receiving the strong wind to influence and leads to the device to be blown away, and then influences the accuse point survey, and then has played the effect of surveying and controlling some ground sign protectiveness.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a structure of a fixing plate according to the present utility model;
FIG. 3 is a schematic view of a sliding assembly according to the present utility model;
fig. 4 is a schematic view of a counterweight assembly according to the utility model.
In the figure: 1. a fixing plate; 2. a first bearing; 3. a sliding assembly; 301. a sliding bar; 302. a sign board; 303. a bolt; 4. a screw thread nail; 5. a counterweight assembly; 501. a thread ring; 502. a rope; 503. a ferrule; 504. balancing weight; 6. a baffle; 7. a reflective patch; 8. triangular blocks.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, the present utility model provides a technical solution: the imaging control point ground mark for photogrammetry comprises a fixed plate 1, wherein the top of the fixed plate 1 is provided with a rectangular array, the inner side wall of the sliding groove is provided with a sliding channel, the inside of the sliding channel is sleeved with a first bearing 2, the inside of the first bearing 2 is sleeved with a sliding component 3, the sliding component 3 is provided with the rectangular array at the top of the fixed plate 1, the sliding grooves are symmetrically distributed, the marking plate 302 is pushed, the marking plate 302 drives sliding strips 301 at two sides to slide in the sliding grooves, the first bearing 2 slides on the inner side wall of the sliding groove, after the marking plate 302 slides to a required position, a bolt 303 is screwed, one end of the bolt 303 is propped against the surface of the fixed plate 1, the marking plate 302 is further fixed, the marking plate 302 is L-shaped and is in cross distribution, meanwhile, according to the direction and azimuth requirement of a control point, the position of the marking plate 302 is adjusted, the condition that a measurer needs to continuously replace a ground mark is avoided, the workload of the measurer is reduced, the measuring efficiency is improved, the rectangular array of screw nails 4 for fixing are arranged at the edge of the top of the fixing plate 1, the surface screw threads of the screw nails 4 are connected with a counterweight component 5, the screw nails 4 are connected with the screw nails 4 in a penetrating manner through the rectangular array of screw threads at the edge of the top of the fixing plate 1 due to the arrangement of the counterweight component 5, the screw threads of the screw nails 4 are connected with screw rings 501, one side of each screw ring 501 is fixedly connected with a rope 502, one end of each rope 502 is fixedly connected with a ferrule 503, the inside of each ferrule 503 is sleeved with a balancing weight 504, the balancing weight 504 is arranged at the four corners of the fixing plate 1, the stability of the fixing plate 1 is improved, the device is prevented from being blown away due to the influence of strong wind, and the control point measurement is further influenced, thereby playing the role of protecting the ground mark of the imaging control point.
The sliding assembly 3 comprises a sliding strip 301 sleeved in the first bearing 2, one end of the sliding strip 301 is fixedly connected with a marking plate 302, and the top of the sliding strip 301 is provided with a bolt 303 for fixing.
The number of the sliding components 3 is two, the surfaces of the marking plates 302 are in L-shaped cross distribution, the surfaces of the marking plates 302 are coated with the coating of the imaging control points, the coating of the imaging control points is designed, and the coating colors are different, so that the purpose of improving the imaging recognition is achieved.
The counterweight component 5 comprises a thread ring 501 which is connected with the surface of the thread nail 4 in a threaded manner, one side of the thread ring 501 is fixedly connected with a rope 502, one end of the rope 502 is fixedly connected with a ferrule 503, and a counterweight 504 is sleeved in the ferrule 503.
One side fixedly connected with baffle 6 at fixed plate 1 top, one side of baffle 6 is from left to right equidistant fixedly connected with a plurality of reflection of light subsides 7 in proper order, and the setting of reflection of light subsides 7 has improved the warning nature in the illumination not enough environment.
The side fixedly connected with triangle piece 8 of fixed plate 1, the quantity of triangle piece 8 has four, and the design of triangle piece 8 has improved the stability of fixed plate 1.
In the utility model, the working steps of the device are as follows:
a first step of: because the top of the fixed plate 1 is provided with the sliding grooves in a rectangular array, the sliding grooves are symmetrically distributed in pairs, the marking plate 302 is pushed, the marking plate 302 drives the sliding strips 301 on two sides to slide in the sliding grooves, the first bearing 2 slides on the inner side walls of the sliding grooves, after the sliding is carried out to a required position, the bolts 303 are screwed, one ends of the bolts 303 prop against the surface of the fixed plate 1, the marking plate 302 is further fixed, and the marking plate 302 is L-shaped and is distributed in a crossed mode, and meanwhile, the position of the marking plate 302 can be adjusted according to the direction and the azimuth requirement of a control point;
and a second step of: because the edge at fixed plate 1 top is rectangular array screw thread through connection and has screw 4, and screw 4's surface threaded connection has screw circle 501, and one side fixedly connected with rope 502 of screw circle 501, and the one end fixedly connected with lasso 503 of rope 502, the inside of lasso 503 cup joints balancing weight 504 for balancing weight 504 sets up in the four corners position of fixed plate 1, has improved the stability of fixed plate 1, avoids receiving the strong wind to influence and leads to the device to be blown away.
It should be noted that, the device structure and the drawings of the present utility model mainly describe the principle of the present utility model, in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, and on the premise that the person skilled in the art understands the principle of the present utility model, the specific details of the power mechanism, the power supply system and the control system can be clearly known, the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art;
the standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the drawings, the specific connection modes of the parts are conventional means such as mature bolts, rivets and welding in the prior art, the machines, the parts and the equipment are conventional models in the prior art, and the structures and the principles of the parts are all known by the skilled person through technical manuals or through conventional experimental methods.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a photogrammetry is with surveying image control point ground sign, includes fixed plate (1), its characterized in that: the top of fixed plate (1) is rectangular array and has seted up the sliding tray, the sliding channel has been seted up to the inside wall of sliding tray, first bearing (2) have been cup jointed to the inside of sliding channel, sliding component (3) have been cup jointed to the inside of first bearing (2), the edge at fixed plate (1) top is rectangular array and is provided with screw nail (4) that are used for fixed usefulness, the surface threaded connection of screw nail (4) has counterweight assembly (5).
2. The photogrammetry control point ground marker of claim 1, wherein: the sliding assembly (3) comprises a sliding strip (301) sleeved in the first bearing (2), one end of the sliding strip (301) is fixedly connected with a marking plate (302), and a bolt (303) for fixing is arranged at the top of the sliding strip (301).
3. The photogrammetry control point ground marker of claim 2, wherein: the number of the sliding assemblies (3) is two, the surfaces of the marking plates (302) are in L-shaped crossed distribution, and the surfaces of the marking plates (302) are coated with a coating of imaging control points.
4. The photogrammetry control point ground marker of claim 1, wherein: the counterweight component (5) comprises a thread ring (501) which is connected to the surface of the thread nail (4) in a threaded mode, one side of the thread ring (501) is fixedly connected with a rope (502), one end of the rope (502) is fixedly connected with a ferrule (503), and a counterweight block (504) is sleeved in the ferrule (503).
5. The photogrammetry control point ground marker of claim 1, wherein: one side fixedly connected with baffle (6) at fixed plate (1) top, one side of baffle (6) is from left to right equidistant fixedly connected with a plurality of reflection of light subsides (7) in proper order.
6. The photogrammetry control point ground marker of claim 1, wherein: the side of fixed plate (1) fixedly connected with triangle piece (8), the quantity of triangle piece (8) has four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322521776.5U CN220772208U (en) | 2023-09-18 | 2023-09-18 | Image-measuring control point ground sign for photogrammetry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322521776.5U CN220772208U (en) | 2023-09-18 | 2023-09-18 | Image-measuring control point ground sign for photogrammetry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220772208U true CN220772208U (en) | 2024-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322521776.5U Active CN220772208U (en) | 2023-09-18 | 2023-09-18 | Image-measuring control point ground sign for photogrammetry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220772208U (en) |
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2023
- 2023-09-18 CN CN202322521776.5U patent/CN220772208U/en active Active
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