CN116972812A - Multi-angle oblique photogrammetry equipment - Google Patents

Abstract

The present invention relates to the field of oblique photogrammetry equipment, and in particular to a multi-angle oblique photogrammetry equipment, which includes an unmanned camera. The four corners of the bottom of the unmanned camera are provided with buffer brackets, and the middle part of the bottom end of the unmanned camera is provided with a mounting base. , the bottom of the unmanned camera is equipped with an inclination camera through a mounting base; the unmanned camera is used to lift the inclination camera to complete high-altitude photogrammetry work; the mounting base is used to quickly and stably fix the inclination camera; so The above-mentioned tilt camera is used for photogrammetry of targets. In the present invention, when the tilt camera encounters photography targets in different ranges, people can start the electric push rod, and the expansion and contraction of the electric push rod can drive the tilt lens to deflect, so that the overall tilt camera The camera range can correspond to the measurement target, making the tilt camera more adaptable to different measurement targets.

Description

A multi-angle tilt photogrammetry equipment

Technical field

The present invention relates to the field of oblique photogrammetry equipment, and in particular to a multi-angle oblique photogrammetry equipment.

Background technique

Oblique photogrammetry technology is a high-tech technology developed in the field of international photogrammetry in the past ten years. It can be combined with three-dimensional modeling technology to achieve rapid photographic scanning modeling. Simultaneously collect images from different viewing angles to obtain rich high-resolution textures of building tops and side views. It can not only truly reflect the surface conditions, but also generate real-life images through advanced positioning, fusion, modeling and other technologies. The three-dimensional city model is widely used in the fields of remote sensing mapping and architectural mountain scanning modeling. However, in actual use, sometimes when photographic modeling of individual buildings or mountain targets, due to different measurement targets, the main scope is often different from the There are large differences in the height of the subject and the shapes of mountains and other objects are often irregular. Therefore, when photographing and measuring different measurement targets, people often need to take multi-directional photography based on the actual situation of the specific target and perform combined measurement modeling. The operation is more cumbersome. At the same time, the photography environment is often different in different weather and different usage scenarios. Therefore, fixed camera lenses are often not suitable for most usage scenarios, which is not conducive to actual use.

Contents of the invention

The purpose of the present invention is to propose a multi-angle tilt photogrammetry equipment in order to solve the shortcomings existing in the background technology.

In order to achieve the above objectives, the technical solution adopted by the present invention is: a multi-angle tilt photogrammetry equipment, including an unmanned camera, the four corners of the bottom of the unmanned camera are provided with buffer brackets, and the middle part of the bottom end of the unmanned camera is provided with a A mounting base, the bottom of the unmanned camera is equipped with an tilt camera through the mounting base;

The unmanned camera is used to lift the tilt camera and complete high-altitude photogrammetry work;

The buffer bracket is used to buffer the unmanned camera when it lands;

The mounting base is used to quickly and stably fix the tilt camera;

The tilt camera is used for photogrammetry of targets.

Preferably, the unmanned camera includes a body, with symmetrical fixed rods fixedly connected to both front and rear ends of the body, fixed cylinders fixedly connected to the ends of the fixed rods, and electric motors fixedly connected inside the fixed cylinders. , the top driving end of the electric motor is fixedly connected with blades, and the blades are arranged inside the fixed ring. The bottom of the fixed ring is fixedly connected with a plurality of connecting blocks, and the bottoms of the connecting blocks are fixedly connected to the fixed ring. A camera is fixedly connected to the lower part of the outer circumference of the barrel and the middle part of the front end of the body.

Preferably, the buffer bracket includes a fixed block, which is fixedly connected to one side of the bottom of the fixed rod. The middle part of the bottom end of the fixed block is fixedly connected to a pillar, and the bottom of the pillar is slidingly connected to the bottom. Inside the support, buffer springs are provided inside the bottom support. The tops of the buffer springs are fixedly connected to the bottom ends of the pillars. The bottoms of the buffer springs are arranged at the inner bottom of the bottom support. The pillars are arranged in an inclined and outwardly stretched state. .

Preferably, the mounting base includes a base, the base is fixedly connected to the middle part of the bottom end of the machine body, a mounting opening is provided in the middle part of the bottom end of the base, a driving gear is provided at the top of the mounting opening, and the driving gear is fixedly connected to the step. Enter the outer periphery of the driving end of the bottom of the motor. The stepper motor is installed in the middle part of the body. There are multiple bayonet openings on the upper part of the inner wall of the installation port.

Preferably, a connecting cylinder is engaged inside the installation port, and the bottom of the connecting cylinder is threadedly connected to a housing. A cavity is provided in the middle of the top of the connecting cylinder, and a cavity is fixedly connected to the middle part of the cavity, so A plurality of transmission gears are rotatably connected in the middle part of the cavity, and the transmission gears are all meshed and connected to the outer periphery of the driving gear.

Preferably, the side of the transmission gear away from the driving gear is meshed with half gears, and the half gears are fixedly connected to the middle part of the inner side of the clamping block, and the clamping blocks are rotatably connected inside the opening, and the openings are all opened in In the lower part of the side wall of the cavity, the transmission gears are arranged at the bottom of the sealing plate.

Preferably, the tilt camera includes a casing, a main camera lens is provided in the middle of the casing, a limiting cylinder is fixedly connected to the top of the main camera lens, a fixing column is provided on the top of the limiting cylinder, and the fixing column Fixedly connected to the inner top of the connecting barrel, the inner top of the fixed column is fixedly connected to a fixed ring two, a servo motor is fixedly connected to the inner part of the fixed ring two, and the four outer parts of the main camera lens are equipped with tilt lenses, and the tilt lenses are all Set on the outside of the inner bottom of the casing.

Preferably, a rotating shaft is fixedly connected to the bottom of the driving end of the servo motor, a driving bevel gear is fixedly connected to the upper part of the outer circumference of the rotating shaft, and a plurality of driven bevel gears are meshed and connected to the lower part of the bottom of the driving bevel gear. The driven bevel gear They are all fixedly connected to one side of the outer circumference of the threaded rod, and the threaded rods all penetrate the side wall of the fixed column and are rotationally connected with the fixed column.

Preferably, one end of the threaded rod away from the fixed column is fixedly connected to the fixed block 2, the bottom of one end of the fixed block 2 is fixedly connected to a guide rod, and the other end of the guide rod is fixedly connected to the outer periphery of the fixed column, so The guide rods all penetrate the middle and lower parts of the slide block, the threaded rods penetrate the middle part of the slide block, the slide blocks are threadedly connected to the threaded rods, and the guide rods are slidingly connected to the slide blocks.

Preferably, a fixed bending rod is fixedly connected to one side of the bottom of the slider, a half snap ring is fixedly connected to the bottom of the fixed bending lever, a fixed shaft is fixedly connected to the inside of the half snap ring, and the fixed shafts are both fixedly connected. Rotation is connected to the middle of one end of the three fixed blocks, and the three fixed blocks are fixedly connected to the middle of both sides of the outer periphery of the tilt lens. The top of the tilt lens is connected to an electric push rod through a rotating base, and the top of the electric push rod passes through The rotating base is rotatably connected to the side of the bottom end of the slider away from the fixed bent rod.

Compared with the prior art, the present invention has the following beneficial effects:

1. When performing photogrammetry in the present invention, people can adjust the angle and position of the tilt lens so that it can adapt to different camera scenes and measurement targets. During adjustment, people can start the servo motor to achieve synchronous expansion and expansion of the tilt lens. Shrinking, when the tilt lens expands synchronously to the outside, the overall imaging range of the tilt camera will become larger. When the tilt lens shrinks synchronously to the inside, the overall imaging range of the tilt camera will become smaller, so that the tilt lens can be driven to expand the imaging range. Synchronous adjustment, by adjusting the camera position of the tilt lens, can make it suitable for different camera heights and camera scenes.

2. When the tilt camera encounters photography targets in different ranges, people can start the electric push rod. The expansion and contraction of the electric push rod can drive the tilt lens to deflect. The fixed axis and the fixed block can provide a deflection base point for the tilt lens. When When the electric push rod is extended, it can drive the corresponding tilt lens to deflect outward, so that the imaging range of the tilt lens is expanded. When the electric push rod contracts, it will drive the tilt lens to deflect inward, so that the imaging range of the tilt lens can be expanded. Shrinking allows the overall imaging range of the tilt camera to correspond to the measurement target, making the tilt camera more adaptable to different measurement targets, which is beneficial to photogrammetry work.

3. When encountering photography scenes with a larger range and higher photography accuracy, people can replace the tilt camera through the mounting base. The stepper motor inside the body can drive the driving gear to rotate, and the driving gear can drive the gear that meshes with it. The transmission gear rotates, and the transmission gear can drive the outer half gear meshing with it to rotate synchronously. The deflection of the half gear can drive the clamping block to rotate, so that the clamping block can be separated from the bayonet and retracted into the opening, so that the connecting barrel can lose its connection with the opening. The connection and limit of the mounting port allow people to detach the connecting tube from the tilt camera, and then people can replace a new lens. After the new lens is inserted into the mounting port, the driving gear will mesh with the transmission gear in the new lens. , and then use the transmission gear to drive the semi-gear and the clamping block to deflect, and the clamping block can be inserted into the bayonet, that is, the new lens can be installed, making it suitable for corresponding photogrammetry scenarios, which is beneficial to actual practice. use.

4. When performing photogrammetry on physical objects, people can control the unmanned camera to take off through the remote control. The camera can record and monitor the surrounding environment when the unmanned camera moves, which can be beneficial to the unmanned camera when flying. To avoid obstacles, when the unmanned camera is recovered after shooting, when the unmanned camera lands, the buffer spring inside the bottom support can realize the buffering and shock absorption of the entire unmanned camera. At the same time, the tilt setting of the pillar and the bottom support can effectively disperse the landing. The impact force is beneficial to the recovery of unmanned cameras.

Description of the drawings

Figure 1 is a schematic diagram of each mechanism of a multi-angle tilt photogrammetry equipment according to the present invention;

Figure 2 is a schematic diagram of the overall structure of a multi-angle tilt photogrammetry equipment according to the present invention;

Figure 3 is a schematic diagram of the overall structure of a multi-angle tilt photogrammetry equipment according to the present invention;

Figure 4 is a partial structural schematic diagram of the mounting base of a multi-angle tilt photogrammetry equipment according to the present invention;

Figure 5 is a partial structural schematic diagram of the mounting base of a multi-angle tilt photogrammetry equipment according to the present invention;

Figure 6 is a partial structural schematic diagram of the mounting base of a multi-angle tilt photogrammetry equipment according to the present invention;

Figure 7 is a partial structural diagram of an inclination camera of a multi-angle oblique photogrammetry equipment according to the present invention;

Figure 8 is a partial structural diagram of an inclination camera of a multi-angle oblique photogrammetry equipment according to the present invention;

Figure 9 is a partial structural diagram of an inclination camera of a multi-angle oblique photogrammetry equipment according to the present invention;

Figure 10 is a partial structural diagram of an inclination camera of a multi-angle oblique photogrammetry equipment according to the present invention.

1. Unmanned camera; 11. Fixed tube; 12. Fixed ring one; 13. Blade; 14. Fixed rod; 15. Camera; 16. Body; 17. Connecting block; 2. Buffer bracket; 21. Pillar; 22. Bottom support; 23. Buffer spring; 24. Fixed block one; 3. Mounting seat; 31. Base; 32. Driving gear; 33. Installation port; 34. Bayonet; 35. Clamp block; 36. Connecting barrel; 37. Sealing plate; 38, opening; 39, half gear; 310, cavity; 311, transmission gear; 4, tilt camera; 41, housing; 42, tilt lens; 43, main camera lens; 44, threaded rod; 45, Fixed column; 46. Limiting cylinder; 47. Slider; 48. Fixed block two; 49. Electric push rod; 410. Half snap ring; 411. Rotating seat; 412. Fixed bent rod; 413. Guide rod; 414. Rotating shaft; 415. Driving bevel gear; 416. Servo motor; 417. Fixed ring two; 418. Driven bevel gear; 419. Fixed shaft; 420. Fixed block three.

Detailed ways

The following description is provided to disclose the invention to enable those skilled in the art to practice the invention. The preferred embodiments in the following description are only examples, and other obvious modifications may occur to those skilled in the art.

As shown in Figures 1 to 10, a multi-angle tilt photogrammetry equipment includes an unmanned camera 1. The unmanned camera 1 is provided with buffer brackets 2 at the four corners of the bottom. The unmanned camera 1 is provided with a mounting base 3 in the middle of the bottom end. An inclination camera 4 is installed at the bottom of the unmanned camera 1 through a mounting base 3;

The unmanned camera 1 is used to lift the tilt camera 4 and complete high-altitude photogrammetry work;

The buffer bracket 2 is used to buffer the unmanned camera 1 when it lands;

The mounting base 3 is used to quickly and stably fix the tilt camera 4;

The tilt camera 4 is used for photogrammetry of the target.

The unmanned camera 1 includes a body 16. The front and rear ends of the body 16 are fixedly connected with symmetrical fixed rods 14. The ends of the fixed rods 14 are fixedly connected with fixed cylinders 11. The interior of the fixed cylinder 11 is fixedly connected with an electric motor, and the top of the electric motor is The driving ends are all fixedly connected with blades 13, and the blades 13 are arranged inside the fixed ring 12. The bottom of the fixed ring 12 is fixedly connected with a plurality of connecting blocks 17, and the bottoms of the connecting blocks 17 are fixedly connected to the lower part of the outer periphery of the fixed cylinder 11, and the body There is a camera 15 fixedly connected to the middle part of the front end of 16. When performing photogrammetry on real objects, people can control the unmanned camera 1 to take off through the remote control. The electric motor inside the fixed cylinder 11 can drive the blade 13 to rotate at a high speed, and the blade 13 rotates The lift generated when the unmanned camera 1 and the tilt camera 4 are lifted into the air and moved as a whole can be achieved. The camera 15 can be used to record and monitor the surrounding environment when the unmanned camera 1 moves, thereby benefiting the unmanned camera 1 Avoid obstacles while flying.

The buffer bracket 2 includes a fixed block 24. The fixed blocks 24 are all fixedly connected to the bottom side of the fixed rod 14. The middle ends of the bottom ends of the fixed blocks 24 are fixedly connected to pillars 21. The bottoms of the pillars 21 are all slidingly connected inside the bottom support 22. Buffer springs 23 are provided inside the bottom support 22. The tops of the buffer springs 23 are fixedly connected to the bottom ends of the pillars 21. The bottoms of the buffer springs 23 are arranged at the bottom inside the bottom support 22. The pillars 21 are all set in an inclined and stretched state. After the photography is completed, When recovering the unmanned camera 1, after the unmanned camera 1 lands on the ground, the buffer spring 23 inside the bottom support 22 can realize the buffering and shock absorption of the entire unmanned camera 1. At the same time, the inclined setting of the pillar 21 and the bottom support 22 can effectively disperse the unmanned camera 1. The impact force caused by landing is beneficial to the recovery work of the unmanned camera 1.

The mounting base 3 includes a base 31. The base 31 is fixedly connected to the middle of the bottom of the body 16. A mounting opening 33 is provided in the middle of the bottom of the base 31. A driving gear 32 is provided at the top of the mounting opening 33. The driving gear 32 is fixedly connected to the bottom of the stepper motor. On the outer periphery of the driving end, the stepper motor is installed in the middle part of the body 16, and a plurality of bayonet openings 34 are provided on the upper part of the inner wall of the mounting opening 33. At the same time, when encountering a photography scene with a larger range and higher photography accuracy, people can pass the mounting base 3 Replace the tilt camera 4.

There is a connecting barrel 36 engaged inside the installation port 33. The bottom of the connecting barrel 36 is threadedly connected to the housing 41. A cavity 310 is provided in the middle of the top of the connecting barrel 36. The middle part of the cavity 310 is fixedly connected to the cavity 310. The cavity 310 is There are a plurality of transmission gears 311 rotatably connected in the middle. The transmission gears 311 are all meshed and connected to the outer periphery of the driving gear 32. The stepper motor inside the body 16 can drive the driving gear 32 to rotate, and the driving gear 32 can drive the transmission gear 311 meshed with it. By rotating, the transmission gear 311 can drive the outer half gear 39 meshed with it to rotate synchronously, and the deflection of the half gear 39 can drive the clamping block 35 to rotate, so that the clamping block 35 can break away from the bayonet 34 and retract the inside of the opening 38, so that The connecting tube 36 can lose connection and limitation with the mounting port 33, so that people can detach the connecting tube 36 from the tilt camera 4, and then people can replace a new lens.

The side of the transmission gear 311 away from the driving gear 32 is meshed with half gears 39. The half gears 39 are fixedly connected to the middle of the inner side of the clamping block 35. The clamping blocks 35 are all rotatably connected inside the opening 38, and the openings 38 are all opened in the cavity 310. In the lower part of the side wall, the transmission gears 311 are arranged at the bottom of the sealing plate 37. After the new lens is inserted into the installation opening 33, the driving gear 32 will mesh with the transmission gear 311 in the new lens, and then the transmission gear 311 is used through the driving gear 32. The semi-gear 39 and the clamping block 35 are driven to deflect, so that the clamping block 35 can be inserted into the bayonet 34, that is, the new lens can be installed, making it suitable for corresponding photogrammetry scenarios, which is beneficial to actual use.

The tilt camera 4 includes a housing 41. A main camera lens 43 is provided in the middle of the housing 41. The top of the main camera lens 43 is fixedly connected to a limiting cylinder 46. The top of the limiting cylinder 46 is provided with a fixing column 45. The fixing column 45 is fixedly connected to The inner top of the connecting tube 36 and the inner top of the fixed column 45 are fixedly connected with a fixed ring 417. The second fixed ring 417 is fixedly connected with a servo motor 416 inside. The four outer parts of the main camera lens 43 are provided with tilt lenses 42. The tilt lenses 42 are all arranged on the housing. On the outside of the bottom of the body 41, when performing photogrammetry, people can adjust the angle and position of the tilt lens 42 so that it can adapt to different camera scenes and measurement targets. During adjustment, people can start the servo motor 416, and use the servo motor to 416 can drive the rotating shaft 414 to rotate.

A rotating shaft 414 is fixedly connected to the bottom of the driving end of the servo motor 416. A driving bevel gear 415 is fixedly connected to the upper part of the outer circumference of the rotating shaft 414. A plurality of driven bevel gears 418 are meshed and connected to the lower part of the bottom of the driving bevel gear 415. The driven bevel gears 418 are all fixedly connected to On one side of the outer circumference of the threaded rod 44, the threaded rod 44 penetrates the side wall of the fixed column 45 and is rotationally connected with the fixed column 45. The rotating shaft 414 can drive the driving bevel gear 415 to rotate. When the driving bevel gear 415 rotates, it will drive the threaded rod 44 to rotate. Rotation, when the threaded rod 44 rotates, the limiting and guiding of the guide rod 413 will drive the slider 47 to move synchronously along the threaded rod 44, and the fixed bent rod 412 can be used to drive the half snap ring 410 to move synchronously through the slider 47. The tilt lens 42 can be mobilized to follow the movement through the half snap ring 410, so that the tilt lens 42 can be expanded and contracted synchronously.

One end of the threaded rod 44 away from the fixed column 45 is fixedly connected to the second fixed block 48. The bottom of one end of the second fixed block 48 is fixedly connected to a guide rod 413. The other end of the guide rod 413 is fixedly connected to the outer periphery of the fixed column 45. The guide rods 413 are both Penetrating the middle and lower part of the slider 47, the threaded rods 44 all penetrate the middle part of the slider 47. The sliders 47 are all threadedly connected with the threaded rod 44. The guide rods 413 are all slidingly connected with the slider 47. When the tilt lens 42 expands outward synchronously, it will cause The overall imaging range of the tilt camera 4 becomes larger. When the tilt lens 42 contracts inward simultaneously, the overall imaging range of the tilt camera 4 becomes smaller, so that the tilt lens 42 can be driven to synchronously adjust the imaging range. By adjusting the tilt lens 42 The adjustment of the camera position can make it suitable for different camera heights.

A fixed bent rod 412 is fixedly connected to one side of the bottom of the slider 47, a half snap ring 410 is fixedly connected to the bottom of the fixed bent lever 412, a fixed shaft 419 is fixedly connected to the inside of the half snap ring 410, and the fixed shaft 419 is rotatably connected to the fixed Block three 420 is in the middle of one end, and fixed block three 420 is fixedly connected to the center of both sides of the outer periphery of the tilt lens 42. The top of the tilt lens 42 is connected to an electric push rod 49 through a rotating base 411, and the top of the electric push rod 49 is rotated through the rotating base 411. It is connected to the side of the bottom end of the slider 47 away from the fixed bent rod 412. At the same time, when the tilt camera 4 encounters photography targets in different ranges, people can start the electric push rod 49, and the tilt angle can be driven by the expansion and contraction of the electric push rod 49. The lens 42 deflects, and the fixed shaft 419 and the fixed block 3 420 can provide a deflection base point for the tilt lens 42. When the electric push rod 49 is extended, it can drive the corresponding tilt lens 42 to deflect outward, so that the imaging range of the tilt lens 42 When the electric push rod 49 contracts, it will drive the inclination lens 42 to deflect inward, so that the imaging range of the inclination lens 42 can be contracted, so that the overall imaging range of the inclination camera 4 can correspond to the measurement target, so that the inclination camera 4 can be 4. It can be more adaptable to different measurement targets, which is beneficial to photogrammetry work.

working principle:

When carrying out photogrammetry of real objects, people can control the unmanned camera 1 to take off through the remote control. The electric motor inside the fixed cylinder 11 can drive the blade 13 to rotate at high speed. The lift generated by the rotation of the blade 13 can achieve the goal of taking off the unmanned camera. The overall lift-off and movement of the camera 1 and the tilt camera 4 enable the recording and monitoring of the surrounding environment when the unmanned camera 1 is moving through the camera 15, which can help the unmanned camera 1 avoid obstacles while flying and perform photography. During measurement, people can adjust the angle and position of the tilt lens 42 so that it can adapt to different camera scenes and measurement targets. During the adjustment, people can start the servo motor 416, and the servo motor 416 can drive the rotating shaft 414 to rotate. The rotating shaft 414 can drive the driving bevel gear 415 to rotate. When the driving bevel gear 415 rotates, it will drive the threaded rod 44 to rotate. When the threaded rod 44 rotates, the slider 47 will be driven along the threaded rod through the limiting and guiding of the guide rod 413. 44 performs synchronous translation, and the fixed bent rod 412 can be used through the slider 47 to drive the half snap ring 410 to move synchronously, and the half snap ring 410 can mobilize the tilt lens 42 to follow the movement, thereby achieving synchronous expansion and contraction of the tilt lens 42 , when the tilt lens 42 synchronously expands to the outside, the overall imaging range of the tilt camera 4 will become larger, and when the tilt lens 42 contracts inward simultaneously, the overall imaging range of the tilt camera 4 will become smaller, so that the tilt lens 42 can be driven The camera range is synchronously adjusted. By adjusting the camera position of the tilt lens 42, it can be adapted to different camera heights. At the same time, when the tilt camera 4 encounters photography targets in different ranges, people can start the electric push rod. 49. The expansion and contraction of the electric push rod 49 can drive the tilt lens 42 to deflect. The fixed shaft 419 and the fixed block 3 420 can provide a deflection base point for the tilt lens 42. When the electric push rod 49 is extended, it can drive the corresponding tilt lens 42. Deflect to the outside, so that the imaging range of the tilt lens 42 is expanded. When the electric push rod 49 contracts, it will drive the tilt lens 42 to deflect inward, so that the imaging range of the tilt lens 42 can be contracted, so that the entire tilt camera 4 The camera range can correspond to the measurement target, so that the tilt camera 4 can be more adaptable to different measurement targets, which is conducive to photogrammetry work. At the same time, when encountering photography scenes with a larger range and higher photography accuracy, people can use the mounting base 3 to pair When the tilt camera 4 is replaced, the stepper motor inside the body 16 can drive the driving gear 32 to rotate. The driving gear 32 can drive the transmission gear 311 meshed with it to rotate. The transmission gear 311 can drive the outer half gear 39 meshing with it. Perform synchronous rotation, and the deflection of the half gear 39 can drive the clamping block 35 to rotate, so that the clamping block 35 can be separated from the bayonet 34 and retracted into the opening 38, so that the connecting barrel 36 can lose the connection and limitation with the installation port 33, so that People can detach the connecting tube 36 from the tilt camera 4, and then change a new lens. After the new lens is inserted into the installation port 33, the driving gear 32 will mesh with the transmission gear 311 in the new lens, and then the driving gear 311 will be driven. The gear 32 uses the transmission gear 311 to drive the half gear 39 and the clamping block 35 to deflect, so that the clamping block 35 can be clamped into the bayonet 34, that is, the new lens can be installed, making it suitable for corresponding photogrammetry scenarios. Conducive to practical use.

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and descriptions is only the principle of the present invention. The present invention may also have various modifications without departing from the spirit and scope of the present invention. changes and improvements that fall within the scope of the claimed invention. The scope of protection required for the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. A multi-angle oblique photogrammetry equipment, including an unmanned camera (1), which is characterized in that: the four corners of the bottom of the unmanned camera (1) are provided with buffer brackets (2), and the unmanned camera (1) A mounting base (3) is provided in the middle of the bottom end, and an inclination camera (4) is installed at the bottom of the unmanned camera (1) through the mounting base (3); The unmanned camera (1) is used to lift the tilt camera (4) to complete high-altitude photogrammetry work; The buffer bracket (2) is used to buffer the unmanned camera (1) when it lands; The mounting base (3) is used to quickly and stably fix the tilt camera (4); The tilt camera (4) is used for photogrammetry of the target. 2. A multi-angle tilt photogrammetry equipment according to claim 1, characterized in that: the unmanned camera (1) includes a body (16), and the front and rear ends of the body (16) are fixedly connected with Symmetrical fixed rod (14), the ends of the fixed rod (14) are fixedly connected with fixed cylinders (11), the interior of the fixed cylinder (11) is fixedly connected with electric motors, and the top driving ends of the electric motors are fixed There are blades (13) connected, and the blades (13) are all arranged inside the fixed ring one (12). The bottom of the fixed ring one (12) is fixedly connected with a plurality of connecting blocks (17). The connecting blocks (17) 17) The bottoms are all fixedly connected to the lower part of the outer periphery of the fixed cylinder (11), and a camera (15) is fixedly connected to the middle part of the front end of the body (16). 3. A multi-angle tilt photogrammetry equipment according to claim 1, characterized in that: the buffer bracket (2) includes a fixed block (24), and the fixed blocks (24) are all fixedly connected to the fixed On the bottom side of the rod (14), the middle part of the bottom end of the fixed block one (24) is fixedly connected with a pillar (21). The bottom of the pillar (21) is slidingly connected inside the bottom support (22). The bottom support (22) are equipped with buffer springs (23) inside. The tops of the buffer springs (23) are fixedly connected to the bottom ends of the pillars (21). The bottoms of the buffer springs (23) are arranged at the inner bottom of the bottom support (22). , the pillars (21) are all set in an inclined and outwardly stretched state. 4. A multi-angle tilt photogrammetry equipment according to claim 1, characterized in that: the mounting base (3) includes a base (31), and the base (31) is fixedly connected to the bottom end of the body (16) In the middle part, a mounting port (33) is provided at the bottom of the base (31). A driving gear (32) is provided at the top of the mounting port (33). The driving gear (32) is fixedly connected to the bottom of the stepper motor. On the outer periphery of the driving end, the stepper motor is installed in the middle part of the body (16), and a plurality of bayonet openings (34) are provided on the upper part of the inner wall of the installation opening (33). 5. A multi-angle tilt photogrammetry equipment according to claim 4, characterized in that: a connecting tube (36) is engaged inside the installation port (33), and the bottom of the connecting tube (36) is threaded. There is a housing (41), and a cavity (310) is provided in the middle of the top of the connecting tube (36). The cavity (310) is fixedly connected to the middle part of the cavity (310). The cavity (310) A plurality of transmission gears (311) are rotatably connected in the middle part, and the transmission gears (311) are all meshed and connected to the outer periphery of the driving gear (32). 6. A multi-angle tilt photogrammetry equipment according to claim 5, characterized in that: the side of the transmission gear (311) away from the driving gear (32) is meshed with a half gear (39), and the The half gears (39) are all fixedly connected to the middle part of the inner side of the clamping block (35), and the clamping blocks (35) are rotatably connected inside the openings (38). The openings (38) are all opened on the side walls of the cavity (310). In the lower part, the transmission gears (311) are arranged at the bottom of the sealing plate (37). 7. A multi-angle tilt photogrammetry equipment according to claim 1, characterized in that: the tilt camera (4) includes a housing (41), and a main camera lens is arranged in the middle of the housing (41). (43), the top of the main camera lens (43) is fixedly connected to a limiting cylinder (46), a fixing column (45) is provided at the top of the limiting cylinder (46), and the fixing column (45) is fixedly connected to The inner top of the connecting tube (36), the inner top of the fixed column (45) is fixedly connected with a second fixed ring (417), the second fixed ring (417) is fixedly connected with a servo motor (416) inside, and the main camera lens (43) The four outer parts are provided with tilt lenses (42), and the tilt lenses (42) are all arranged outside the inner bottom of the housing (41). 8. A multi-angle tilt photogrammetry equipment according to claim 7, characterized in that: the bottom of the driving end of the servo motor (416) is fixedly connected to a rotating shaft (414), and the upper part of the outer periphery of the rotating shaft (414) is fixedly connected. There is a driving bevel gear (415), and a plurality of driven bevel gears (418) are meshed and connected at the bottom of the driving bevel gear (415). The driven bevel gears (418) are all fixedly connected to the outside of the threaded rod (44). On the peripheral side, the threaded rods (44) all penetrate the side wall of the fixed column (45) and are rotationally connected with the fixed column (45). 9. A multi-angle tilt photogrammetry equipment according to claim 8, characterized in that: one end of the threaded rod (44) away from the fixed column (45) is fixedly connected with two fixing blocks (48), and the The bottom of one end of the two fixed blocks (48) is fixedly connected to a guide rod (413), and the other end of the guide rod (413) is fixedly connected to the outer periphery of the fixed column (45). The guide rods (413) all penetrate the slide block (413). 47) in the middle and lower part, the threaded rods (44) all penetrate the middle part of the slider (47), the sliders (47) are threadedly connected to the threaded rods (44), and the guide rods (413) are all connected to the slider (47). 47) Sliding connection. 10. A multi-angle tilt photogrammetry equipment according to claim 9, characterized in that: one side of the bottom of the slider (47) is fixedly connected with a fixed bent rod (412), and the fixed bent rod (412) ) are fixedly connected to half snap rings (410) at the bottom, and fixed shafts (419) are fixedly connected to the inner sides of the half snap rings (410). The fixed shafts (419) are rotatably connected to one end of the fixed block three (420). In the middle part, the three fixed blocks (420) are fixedly connected to the middle parts of both sides of the outer periphery of the tilt lens (42). The top of the tilt lens (42) is connected to an electric push rod (49) through a rotating base (411), so The top of the electric push rod (49) is rotatably connected to the side of the bottom end of the slide block (47) away from the fixed bent rod (412) through the rotating seat (411).