阅读说明：本技术 一种用于自动匹配影像特征提取矢量图的摄影测量装置 (Photogrammetric device for automatically matching image features and extracting vector diagram ) 是由 刘保华 李鸽 刘振华 田卫星 苏标镇 陈晓余 于 2021-06-08 设计创作，主要内容包括：本发明公开了一种用于自动匹配影像特征提取矢量图的摄影测量装置,包括支撑台和多个支撑腿,多个所述支撑腿均匀设置在支撑台下侧壁,所述支撑台上通过螺栓紧固连接有垫板,所述垫板上侧壁中心处固定连接有调节筒,所述调节筒正上方设置有空心盘,所述空心盘与调节筒通过位置对称的支撑杆固定连接,且调节筒内设置有与支撑杆匹配的调高装置,所述空心盘下侧内壁中心处固定设置有第二电机,所述第二电机输出轴向上贯穿空心盘上侧壁固定连接有连接杆。本发明可以根据摄影需求对摄影集的高度、旋转角度以及俯仰角度进行调节,调节较为方便,同时能够确保即使在过高温度或过低温度下摄影机依然能够正常工作。(The invention discloses a photogrammetric device for automatically matching image features and extracting vector diagrams, which comprises a supporting table and a plurality of supporting legs, wherein the supporting legs are uniformly arranged on the lower side wall of the supporting table, a backing plate is fixedly connected onto the supporting table through bolts, an adjusting cylinder is fixedly connected to the center of the upper side wall of the backing plate, a hollow disc is arranged right above the adjusting cylinder, the hollow disc is fixedly connected with the adjusting cylinder through supporting rods with symmetrical positions, a height adjusting device matched with the supporting rods is arranged in the adjusting cylinder, a second motor is fixedly arranged at the center of the lower inner wall of the hollow disc, and an output shaft of the second motor upwards penetrates through the upper side wall of the hollow disc to be fixedly connected with a connecting rod. The invention can adjust the height, the rotation angle and the pitching angle of the shooting set according to the shooting requirements, is convenient to adjust, and can ensure that the camera can still normally work even at overhigh temperature or overlow temperature.)

1. The photogrammetric device for automatically matching the image feature extraction vector diagram comprises a supporting table (1) and a plurality of supporting legs (2), wherein the supporting legs (2) are uniformly arranged on the lower side wall of the supporting table (1), and is characterized in that the supporting table (1) is connected with a backing plate (3) through bolts in a fastening manner, the backing plate (3) is provided with a regulating cylinder (4) at the center of the upper side wall, a hollow disc (6) is arranged right above the regulating cylinder (4), the hollow disc (6) is fixedly connected with the regulating cylinder (4) through symmetrical position supporting rods (5), a height regulating device matched with the supporting rods (5) is arranged in the regulating cylinder (4), a second motor (18) is fixedly arranged at the center of the lower side inner wall of the hollow disc (6), and an output shaft of the second motor (18) upwards penetrates through a connecting rod (19) fixedly connected with the upper side wall of the hollow disc (6), a matched first bearing is arranged at the connection position of the upper side wall of the hollow disc (6) and the output shaft of the second motor (18), a supporting disc (7) is fixedly connected to the top end of the connecting rod (19), fixing plates (8) are symmetrically arranged on the upper side wall of the supporting disc (7), a third motor (9) is fixedly arranged on one side, away from the other fixing plate (8), of one fixing plate (8), a rotating rod (20) penetrates through the fixing plate (8) inwards, the connection position of the output shaft of the third motor (9) and the fixing plate (8) is provided with a matched second bearing, one end, away from the output shaft of the third motor (9), of the rotating rod (20) is rotatably connected with the side wall of the other fixing plate (8), a plurality of groups of fixing lugs (21) which are uniformly distributed are fixedly sleeved on the rotating rod (20), and a plurality of groups of fixing lugs (21) are fixedly connected with a thermostat (10) together, the side wall of the constant temperature box (10) is provided with a transparent plate (11), a camera (23) is arranged in the constant temperature box (10), an adjusting and clamping device corresponding to the camera (23) is arranged in the constant temperature box (10), and an electric heater (28) and a refrigerator (29) are arranged in the constant temperature box (10).

2. The photogrammetric device for automatic matching of image feature extraction vector graphics as claimed in claim 1, characterized in that the height adjusting device comprises a first motor (14) and a vertical screw rod (15), the first motor (14) is fixedly arranged at the center of the inner wall of the lower side of the adjusting cylinder (4), and the output shaft of the first motor (14) is fixedly connected with a vertical screw rod (15), one end of the vertical screw rod (15) far away from the output shaft of the first motor (14) is rotatably connected with the inner wall of the upper side of the adjusting cylinder (4), a height-adjusting nut (16) is connected on the vertical screw rod (15) in a threaded manner, one end of each group of support rods (5) far away from the hollow disc (6) is fixedly connected with the side wall of the height-adjusting nut (16), the lateral wall is provided with and runs through mouthful (17) that match with bracing piece (5) on adjusting a section of thick bamboo (4), every bracing piece (5) all run through corresponding running through mouthful (17) and set up.

3. The photogrammetric device for automatically matching the image feature extraction vector diagram according to claim 1, characterized in that the adjusting and clamping device adjusts a rod (22) and a first helical gear (30), the rod (22) is rotatably connected with the upper side wall of the incubator (10), the tail end of the rod (22) is fixedly connected with the first helical gear (30), the first helical gear (30) is located in the incubator (10), second helical gears (31) meshed with the first helical gear (30) are symmetrically arranged in the incubator (10), each second helical gear (31) is rotatably connected with the side wall of the incubator (10) through a corresponding horizontal screw rod (24), the horizontal screw rod (24) is connected with a corresponding moving nut (25) through a thread, a limit slider is fixedly arranged on the upper side wall of the moving nut (25), and a limit chute matched with the limit slider is arranged on the upper side wall of the incubator (10), the lower side wall of the movable nut (25) is fixedly connected with clamping rods (26), one end, far away from the movable nut (25), of each clamping rod (26) is fixedly connected with a corresponding clamping seat (27), and the clamping seats (27) are tightly abutted to the side wall of the camera (23).

4. The photogrammetric device for automatically matching the image feature extraction vector diagram according to claim 1, characterized in that one end of the supporting disk (7) is fixedly provided with a supporting column (12), the top end of the supporting column (12) is fixedly connected with a rain cover (13), and the rain cover (13) is positioned right above the incubator (10).

5. The photogrammetric device for automatically matching the image feature extraction vector diagram according to claim 1, characterized in that the transparent plate (11) is connected with the incubator (10) in a sealing and rotating manner, a lock catch is arranged on the transparent plate (11), and a lock head matched with the lock catch is arranged on the side wall of the incubator (10).

6. The photogrammetric device for automatically matching image feature extraction vector graphics according to claim 3, characterized in that the clamping rod (26) and the clamping seat (27) are arranged in an L shape, and a soft sponge cushion is arranged on one side of the clamping seat (27) opposite to the camera (23).

7. The photogrammetric apparatus for automatically matching image feature extraction vector graphics according to claim 1, characterized in that a protective cover is fixedly sleeved outside the third motor (9), and the outer surface of the protective cover is plated with an anti-corrosion plating layer.

8. The photogrammetric apparatus for automatically matching image feature extraction vector graphics according to claim 3, characterized in that the first helical gear (30) and the second helical gear (31) are provided with anti-skid threads uniformly distributed.

Technical Field

The invention relates to the technical field of photogrammetry, in particular to a photogrammetry device for automatically matching image features and extracting vector diagrams.

Background

The photogrammetry refers to a technology of measuring the shape, size and spatial position of a target object by using a combination of a camera and a film, the main task of the photogrammetry is to measure topographic maps with various scales, establish a topographic database, provide spatial basic data for various geographic information systems, land information systems and various projects, serve non-topographic fields such as industries, buildings, biology, medicine, archaeology and the like, and nowadays, the photogrammetry technology for automatically matching image features and extracting vector diagrams is gradually popularized along with the development of scientific technology.

In the actual life, the prior photogrammetric device for automatically matching the image feature extraction vector diagram still has some defects in practical application, on one hand, the height adjustment of the camera usually needs to be manually adjusted by a worker for a support leg, and the rotation angle and the pitching angle of the camera cannot be adjusted, so that the data acquisition is not comprehensive enough, the photogrammetric precision is influenced, on the other hand, the camera generally selects a CCD semiconductor as an imaging element, the material can meet the requirement that the shooting temperature is between 15 ℃ and 25 ℃, and if the temperature is too high or too low, the normal shooting of the camera is easily influenced.

Disclosure of Invention

The invention aims to overcome the defects that the height and the pitch angle of a camera are inconvenient to adjust and are easily influenced by extreme temperature in the prior art, and provides a photogrammetric device for automatically matching image features and extracting vector diagrams.

In order to achieve the purpose, the invention adopts the following technical scheme:

a photogrammetric device for automatically matching image characteristics and extracting vector diagrams comprises a supporting table and a plurality of supporting legs, wherein the supporting legs are uniformly arranged on the lower side wall of the supporting table, a backing plate is fixedly connected onto the supporting table through bolts, an adjusting cylinder is fixedly connected to the center of the upper side wall of the backing plate, a hollow disc is arranged right above the adjusting cylinder, the hollow disc is fixedly connected with the adjusting cylinder through symmetrical supporting rods, a height adjusting device matched with the supporting rods is arranged in the adjusting cylinder, a second motor is fixedly arranged at the center of the lower side inner wall of the hollow disc, an output shaft of the second motor upwards penetrates through the upper side wall of the hollow disc and is fixedly connected with a connecting rod, a first matched bearing is arranged at the joint of the upper side wall of the hollow disc and the output shaft of the second motor, a supporting disc is fixedly connected to the top end of the connecting rod, and a fixing plate is symmetrically arranged on the upper side wall of the supporting disc, one of them the fixed third motor that is provided with in one side of another fixed plate is kept away from to the fixed plate, third motor output shaft inwards runs through fixed plate fixedly connected with bull stick, and fixed plate and third motor output shaft junction are provided with the second bearing that matches, the one end that third motor output shaft was kept away from to the bull stick rotates with another fixed plate lateral wall to be connected, fixed cover is equipped with multiunit evenly distributed's fixed ear, multiunit on the bull stick the common fixedly connected with thermostated container of fixed ear, the thermostated container lateral wall is provided with the transparent plate, and is provided with the camera in the thermostated container, be provided with the regulation clamping device who corresponds with the camera in the thermostated container, and be provided with electric heater and refrigerator in the thermostated container.

Preferably, the height-adjusting device comprises a first motor and a vertical screw rod, the first motor is fixedly arranged at the center of the inner wall of the lower side of the adjusting cylinder, a first motor output shaft is fixedly connected with the vertical screw rod, one end, far away from the first motor output shaft, of the vertical screw rod is rotatably connected with the inner wall of the upper side of the adjusting cylinder, a height-adjusting nut and a plurality of groups are connected to the vertical screw rod through threads, one end, far away from the hollow disc, of the supporting rod is fixedly connected with the side wall of the height-adjusting nut, a penetrating hole matched with the supporting rod is formed in the side wall of the adjusting cylinder, and each supporting rod penetrates through the corresponding penetrating hole.

Preferably, adjust clamping device and adjust pole and first helical gear, adjust the pole and be connected with the incubator side wall rotation, and adjust pole end and first helical gear fixed connection, first helical gear is located the incubator, the symmetry is provided with the second helical gear with first helical gear meshing in the incubator, every the second helical gear all rotates through the horizontal lead screw that corresponds with the incubator lateral wall and is connected, threaded connection has the removal nut that corresponds on the horizontal lead screw, the fixed spacing slider that is provided with of lateral wall on the removal nut, and the incubator side wall is provided with the spacing spout that matches with spacing slider, side wall fixedly connected with clamping rod under the removal nut, every the clamping rod keeps away from the tight seat that presss from both sides that the equal fixedly connected with of one end of removal nut corresponds, press from both sides tight seat and tightly offset with the camera lateral wall.

Preferably, the supporting disk one end is fixed and is provided with the support column, rain-proof cover of support column top fixedly connected with, rain-proof cover is located directly over the thermostated container.

Preferably, the transparent plate is connected with the thermostat in a sealing and rotating mode, a lock catch is arranged on the transparent plate, and a lock head matched with the lock catch is arranged on the side wall of the thermostat.

Preferably, the clamping rod and the clamping seat are both arranged in an L shape, and a soft sponge cushion is arranged on one side of the clamping seat, which is abutted against the camera.

Preferably, a protective cover is fixedly sleeved on the outer side of the third motor, and an anti-corrosion coating is plated on the outer surface of the protective cover.

Preferably, the first helical gear and the second helical gear are both provided with evenly distributed anti-skid grains.

The invention has the beneficial effects that:

the supporting table and the base plate are fastened and connected through the bolt, the supporting table and the supporting legs can be detached and separated when the supporting table is not used, the carrying is convenient, the height of the hollow disc can be adjusted according to the photographic requirements by arranging the first motor, the vertical screw rod and the height adjusting nut in the adjusting cylinder and matching with the supporting rod for use, the height of the thermostat and the height of the camera can be adjusted, the photography is comprehensive, and the image data can be fully acquired;

the rotation angle of the camera can be adjusted by matching the second motor with the connecting rod, so that the camera can be further ensured to fully acquire image data, and the rotation angle of the thermostat can be adjusted by controlling the rotation of the output shaft of the third motor when photogrammetry is performed by matching the third motor, the rotating rod and the fixing lug, so that the pitching angle of the camera can be adjusted, the acquired information is comprehensive, and the photogrammetry accuracy is improved;

through the setting of rain-proof cover, can carry out better protection to thermostated container and third motor, avoid third motor and thermostated container interior electrical components to be soaked the tide by the rainwater, electric heater and refrigerator mainly used adjust the temperature in the thermostated container, ensure that the camera still can normally work in abominable environment.

Drawings

FIG. 1 is a schematic diagram of a photogrammetric apparatus for automatically matching image feature extraction vector diagrams according to the present invention;

FIG. 2 is a schematic diagram of an internal structure of an adjusting cylinder of the photogrammetric apparatus for automatically matching image feature extraction vector diagrams according to the present invention;

fig. 3 is a schematic view of a connection structure between a second motor and a support plate of the photogrammetric apparatus for automatically matching image feature extraction vector diagrams according to the present invention;

FIG. 4 is a schematic diagram of a structure of a rotating rod and a fixing lug of the photogrammetric device for automatically matching an image feature extraction vector diagram according to the present invention;

FIG. 5 is a schematic diagram of an internal structure of a constant temperature chamber of the photogrammetric apparatus for automatically matching image feature extraction vector diagrams according to the present invention;

fig. 6 is an enlarged view of a portion a in fig. 5.

In the figure: 1 supporting table, 2 supporting legs, 3 backing plates, 4 adjusting cylinders, 5 supporting rods, 6 hollow discs, 7 supporting discs, 8 fixing plates, 9 third motors, 10 thermostats, 11 transparent plates, 12 supporting columns, 13 rainproof covers, 14 first motors, 15 vertical screw rods, 16 heightening nuts, 17 through holes, 18 second motors, 19 connecting rods, 20 rotating rods, 21 fixing lugs, 22 adjusting rods, 23 cameras, 24 horizontal screw rods, 25 moving nuts, 26 clamping rods, 27 clamping seats, 28 electric heaters, 29 refrigerators, 30 first bevel gears and 31 second bevel gears.

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.

Referring to fig. 1-6, a photogrammetric device for automatically matching image feature extraction vector diagrams, comprising a supporting table 1 and a plurality of supporting legs 2, wherein the supporting legs 2 are uniformly arranged on the lower side wall of the supporting table 1, a backing plate 3 is fixedly connected to the supporting table 1 through bolts, the supporting table 1 is fixedly connected with the backing plate 3 through bolts, the supporting table 1 and the supporting legs 2 can be detached and separated when not in use, the supporting table is convenient to carry, an adjusting cylinder 4 is fixedly connected to the center of the upper side wall of the backing plate 3, a hollow disc 6 is arranged right above the adjusting cylinder 4, the hollow disc 6 is fixedly connected with the adjusting cylinder 4 through supporting rods 5 which are symmetrical in position, a height adjusting device matched with the supporting rods 5 is arranged in the adjusting cylinder 4, the height adjusting device comprises a first motor 14 and a vertical screw rod 15, and the first motor 14 is fixedly arranged at the center of the lower side inner wall of the adjusting cylinder 4 The second motor 18 and the third motor 9 are both servo motors, wherein the output shafts of the first motor 14 and the second motor 18 can control forward rotation or reverse rotation through a controller, the third motor 9 is a stop motor, the stop motor can rotate and stop through the controller, the output shaft of the first motor 14 is fixedly connected with the vertical screw rod 15, one end of the vertical screw rod 15 far away from the output shaft of the first motor 14 is rotatably connected with the inner wall of the upper side of the adjusting cylinder 4, the height adjusting nut 16 is connected with the upper screw rod 15 through threads, one end of the plurality of groups of supporting rods 5 far away from the hollow disc 6 is fixedly connected with the side wall of the height adjusting nut 16, the upper side wall of the adjusting cylinder 4 is provided with a through hole 17 matched with the supporting rods 5, each supporting rod 5 is arranged through the corresponding through hole 17, the first motor 14 is arranged in the adjusting cylinder 4, the vertical screw rod 15, the height adjusting nut 16 is matched with the supporting rods 5 for use, the height of the hollow disc 6 can be adjusted according to the requirement of the shooting, and then the height of the adjusting cylinder 10 and the camera 23 can be adjusted The photography is comprehensive, and the image data can be fully acquired;

a second motor 18 is fixedly arranged at the center of the inner wall of the lower side of the hollow disc 6, an output shaft of the second motor 18 upwards penetrates through the upper side wall of the hollow disc 6 and is fixedly connected with a connecting rod 19, a matched first bearing is arranged at the connection position of the upper side wall of the hollow disc 6 and the output shaft of the second motor 18, the top end of the connecting rod 19 is fixedly connected with a supporting disc 7, the rotation angle of the camera 23 can be adjusted by using the second motor 18 and the connecting rod 19 in a matched manner, the camera 23 can further fully acquire image data, fixing plates 8 are symmetrically arranged on the upper side wall of the supporting disc 7, a third motor 9 is fixedly arranged on one side of one fixing plate 8 far away from the other fixing plate 8, a protective cover is fixedly sleeved on the outer side of the third motor 9, an anti-corrosion coating is plated on the outer surface of the protective cover, and the third motor 9 is exposed to the outside for a long time and is easily damaged or damaged, the protective cover is arranged to improve the protective effect on the third motor 9, the rotation angle of the thermostat 10 can be adjusted by controlling the rotation of the output shaft of the third motor 9 during photogrammetry through the cooperation of the third motor 9, the rotating rod 20 and the fixing lugs 21, so as to adjust the pitching angle of the photography of the camera 23, the collected information is comprehensive, the precision of photogrammetry is improved, the output shaft of the third motor 9 penetrates the fixing plate 8 inwards and is fixedly connected with the rotating rod 20, the connecting part of the fixing plate 8 and the output shaft of the third motor 9 is provided with a matched second bearing, one end of the rotating rod 20 far away from the output shaft of the third motor 9 is rotatably connected with the side wall of the other fixing plate 8, the rotating rod 20 is fixedly sleeved with a plurality of groups of fixing lugs 21 which are uniformly distributed, the plurality of groups of fixing lugs 21 are fixedly connected with the thermostat 10 together, and one end of the supporting plate 7 is fixedly provided with the supporting column 12, the top end of the supporting column 12 is fixedly connected with a rain cover 13, the rain cover 13 is positioned right above the constant temperature box 10, the constant temperature box 10 and the third motor 9 can be well protected through the arrangement of the rain cover 13, the third motor 9 and electric elements in the constant temperature box 10 are prevented from being soaked by rainwater, the side wall of the constant temperature box 10 is provided with a transparent plate 11, the transparent plate 11 is connected with the constant temperature box 10 in a sealing and rotating mode, a lock catch is arranged on the transparent plate 11, the side wall of the constant temperature box 10 is provided with a lock head matched with the lock catch, and a camera 23 is arranged in the constant temperature box 10;

an adjusting clamping device corresponding to the camera 23 is arranged in the incubator 10, the adjusting clamping device adjusts the rod 22 and the first helical gear 30, the adjusting rod 22 is rotatably connected with the upper side wall of the incubator 10, the tail end of the adjusting rod 22 is fixedly connected with the first helical gear 30, the first helical gear 30 is arranged in the incubator 10, the second helical gear 31 meshed with the first helical gear 30 is symmetrically arranged in the incubator 10, the first helical gear 30 and the second helical gear 31 are respectively provided with uniformly distributed anti-slip patterns, the anti-slip patterns are arranged to prevent the first helical gear 30 from sliding relatively when driving the second helical gear 31, each second helical gear 31 is rotatably connected with the side wall of the incubator 10 through a corresponding horizontal screw rod 24, the horizontal screw rod 24 is in threaded connection with a corresponding moving nut 25, a limit slider is fixedly arranged on the upper side wall of the moving nut 25, and a limit chute matched with the limit slider is arranged on the upper side wall of the incubator 10, the lower side wall of the movable nut 25 is fixedly connected with a clamping rod 26, one end of each clamping rod 26, which is far away from the movable nut 25, is fixedly connected with a corresponding clamping seat 27, the clamping seats 27 are tightly abutted against the side wall of the camera 23, the clamping rods 26 and the clamping seats 27 are arranged into an L shape through the matching use of the adjusting rod 22, the first bevel gear 30, the second bevel gear 31, the horizontal screw rod 24, the movable nut 25 and the clamping seats 27, the cameras 23 with different specifications can be clamped, the clamping rods 26 and the clamping seats 27 are arranged into the L shape, one side of the clamping seats 27, which is abutted against the camera 23, is provided with a soft sponge pad, through the arrangement of the soft sponge, the clamping force of the clamping seats 27 on the camera 23 is prevented from being overlarge, the camera 23 is prevented from being damaged, an electric heater 28 and a refrigerator 29 are arranged in the incubator 10, the electric heater 28 and the refrigerator 29 are mainly used for adjusting the temperature in the incubator 10, and the camera 23 can still normally work even in a severe environment, both are well established prior art and therefore the work is remote and the present invention is not described in detail.

When the device is used, the support table 1 is fixedly connected with the base plate 3 through the fastening bolt, when the height of the camera 23 needs to be adjusted, the output shaft of the first motor 14 is controlled to rotate forwards, the vertical screw rod 15 rotates along with the vertical screw rod 15, the heightening nut 16 moves on the vertical screw rod 15, the support rod 5 fixedly arranged on the side wall of the heightening nut 16 jacks up the hollow disc 6, the height of the camera 23 is adjusted along with the support rod, when the rotation angle of the camera 23 needs to be adjusted, only the output shaft of the second motor 18 is controlled to drive the support disc 7 to rotate, when the pitching angle shot by the camera 23 needs to be adjusted, the third motor 9 is started, the output shaft of the third motor 9 drives the rotating rod 20 to rotate, the fixing lug 21 fixedly sleeved on the rotating rod 20 drives the thermostat 10 to rotate, and the camera 23 is fixedly arranged in the thermostat 10, so that the pitching angle of the camera 23 is adjusted.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.