Bottom surface target for photogrammetry

Abstract

The utility model relates to the technical field of measuring targets, and discloses a bottom surface target for photogrammetry, which comprises a placing frame and a plurality of target bodies, a positioning rod is fixedly arranged at a position close to one side of the top end of the placing frame, one side of each target body is provided with an insertion hole matched with the positioning rod in an adaptive manner, and the positioning rod is arranged in the insertion hole. The plurality of target bodies are stacked on the top surface of the placement frame, the positioning rods penetrate through the insertion holes in the target bodies, the outer rings of the positioning rods are in threaded connection with anti-falling nuts, the bottom surfaces of the anti-falling nuts are attached to the top surface of the uppermost target body, and the bottom end of the placement frame is fixedly connected with a storage box; through the placing frame, the target body, the supporting rod, the connecting thread, the thread head, the supporting bottom block and the fixing inserting rod, the target does not need to be carried on the back individually or stacked and held, the tedious steps of carrying and laying back and forth are reduced, secondary fixing can be carried out when necessary, and the fixing stability can be improved conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of survey target, concretely to a bottom surface target for photogrammetry. BACKGROUND

[0002] Unmanned aerial vehicle aerial photogrammetry is a powerful supplement to traditional aerial photogrammetry means, has the characteristics such as mobile flexible, efficient, fine accurate, low operating cost, wide application range, etc., in the use process of photogrammetry personnel, often need to set up target in low place, to facilitate survey personnel observation.

[0003] Chinese patent provides a kind of photogrammetry ground target, announcement number is CN220556325U, including first mark plate, recess is formed in the side of first mark plate, the inner bottom wall of recess is rotatably connected with adjusting rod, the surface of adjusting rod is fixedly connected with second mark plate, the both ends of adjusting rod are threadedly connected with fixing ring.

[0004] The above device through first mark plate, second mark plate, adjusting rod and fixing ring, when construction personnel needs to carry first mark plate for outdoor use, first mark plate and second mark plate can be folded, finally, the shoulder of construction personnel is surrounded by carrying strap, it is convenient for construction personnel to carry first mark plate and second mark plate, when using at night, the power of warning light can be connected, the warning light illuminates first mark plate and second mark plate, to play the role of facilitating construction personnel to use at night;

[0005] But target setting carrying strap can be carried by personnel, but single person can only carry single mark plate, when multiple targets need to be set, multiple people need to carry or hold, process is more cumbersome, and mark plate fixed structure is single, adaptability is poor, after layout, it is easy to be forced to tilt, affect subsequent observation. UTILITY MODEL CONTENT

[0006] The utility model aims at providing a kind of bottom surface target for photogrammetry, can effectively solve the problems in the background art.

[0007] To achieve the above object, the utility model provides the following technical scheme:

[0008] A kind of bottom surface target for photogrammetry, including placing frame and several target bodies, the top of placing frame is fixedly installed with positioning rod on one side position, the side of target body is provided with the insertion hole compatible with positioning rod, several target bodies are stacked and placed on the top surface of placing frame, and positioning rod passes through the insertion hole in target body;

[0009] The outer ring of the positioning rod is threadedly connected with an anti-loosening nut, the bottom surface of the anti-loosening nut is attached to the top surface of the uppermost target body, the bottom end of the placing frame is fixedly connected with a storage box, a storage box is slidingly installed through the rear end of the storage box, and locking bolts are arranged at the connection between the storage box and the storage box.

[0010] The target body is internally provided with a storage groove at the front and rear end positions, two support rods are rotatably installed in the storage groove through damping shafts, the ends of the two support rods away from each other are fixedly connected with threaded heads, the outer rings of the two support rods and the ends away from each other are provided with connecting threads, the inside of the storage box is provided with a plurality of placing grooves, and a plurality of support base blocks and a plurality of fixed insertion rods are placed in the placing grooves.

[0011] Preferably, the two support rods are combined to be cylindrical, the upper and lower ends of the support base block are provided with internally threaded holes matched with the connecting threads in the central positions, and the support base block is detachably connected with the support rod through the internally threaded holes and the connecting threads.

[0012] Preferably, the lower part of the fixed insertion rod is conical, a connecting groove matched with the threaded head is formed through the top end of the fixed insertion rod, and the fixed insertion rod is detachably connected with the threaded head through the connecting groove.

[0013] Preferably, universal casters are installed at the bottom end of the storage box near the four corners, and a handle is fixedly installed at the top end of the placing frame near the front position.

[0014] Preferably, the target body is disc-shaped, and the top surface of the target body is provided with a plurality of target grooves.

[0015] Preferably, the bottom end of the support base block and the bottom surface of the support rod are in the same horizontal plane, the bottom end of the support base block is provided with a screwing groove, and the bottom surface of the support base block is provided with anti-skid lines.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] The utility model discloses a placing frame, a positioning rod, an anti-loosening nut cooperate with a target body, when the photography measurement is needed, a plurality of target bodies can be carried through the placing frame, and it is not necessary to carry or hold a plurality of target bodies, so that the labor intensity of personnel is reduced, and the cumbersome steps of carrying and arranging back and forth are reduced.

[0018] Through setting the support rod, the connecting thread, the threaded head, the support bottom block and the fixed insertion rod, when the target body is arranged on the relatively flat hard road surface such as road, the support rod can be turned over and the support bottom block is screwed into the lower part of the support rod to support the target body, when the target body is arranged on the soft ground such as farmland, the fixed insertion rod is screwed into the threaded head and is inserted into the ground to be secondarily fixed, so that the fixing stability is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is an overall structural schematic view of the bottom target for photogrammetry in the embodiment of the present application;

[0020] Figure 2 It is a sectional view of the connection between the target body and the support rod in the embodiment of the present application;

[0021] Figure 3 It is a left view of the placing frame and the storage box in the embodiment of the present application;

[0022] Figure 4 It is an internal structural schematic view of the storage box in the embodiment of the present application;

[0023] Figure 5 It is a combination demonstration view of the support rod, the fixed insertion rod and the support bottom block in the embodiment of the present application.

[0024] In the drawing: 1, placing frame; 2, storage box; 3, positioning rod; 4, target body; 5, anti-dropping nut; 6, support rod; 7, connecting thread; 8, threaded head; 9, universal caster; 10, handle; 11, storage box; 12, support bottom block; 13, fixed insertion rod. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the present application.

[0026] Embodiment one

[0027] In combination Figures 1-5 A bottom target for photogrammetry, comprising a placing frame 1 and a plurality of target bodies 4, the top end of the placing frame 1 is fixedly installed with a positioning rod 3 at one side position, one side of the target body 4 is provided with a plug hole adaptively matched with the positioning rod 3, the plurality of target bodies 4 are stacked and placed on the top surface of the placing frame 1, and the positioning rod 3 passes through the plug hole in the target body 4.

[0028] Referring toFigure 4 With Figure 3 , further get, the outer circle of the positioning rod 3 is threadedly connected with the anti-loosening nut 5, the bottom surface of the anti-loosening nut 5 is attached to the top surface of the uppermost target body 4, the bottom end of the placement frame 1 is fixedly connected with the storage box 2, the rear end of the storage box 2 is slidably installed with the storage box 11, the connection between the storage box 11 and the storage box 2 is provided with a locking bolt, the bottom end of the storage box 2 is installed with a universal wheel 9 at each corner position, the top end of the placement frame 1 is fixedly installed with a handle 10 at the front position, the target body 4 is disc-shaped, and the top surface of the target body 4 is provided with a plurality of target grooves.

[0029] Specifically, when setting the marks in photogrammetry, a plurality of target bodies 4 are placed on the top surface of the placement frame 1, and a plurality of support base blocks 12 and fixed insertion rods 13 are placed in the storage box 11, so as to carry a plurality of target bodies 4 at the same time, not single carrying or holding, so as to lay out a plurality of measurement marks, and the universal wheels 9 are arranged to move and adjust by pulling the handle 10, thereby reducing the labor intensity of the personnel, and the positioning rod 3 and the anti-loosening nut 5 are arranged to pass through the insertion hole of the target body 4, so as to prevent the target body 4 from falling off from the placement frame 1 during carrying.

[0030] Example two

[0031] Reference Figure 2 , Figure 4 With Figure 5 , and on the basis of example one, further get that the inside of the target body 4 is provided with a storage groove at the front and rear end positions, two support rods 6 are rotatably installed in the storage groove through a damping rotating shaft, one end of each of the two support rods 6 away from each other is fixedly connected with a threaded head 8, one end of each of the two support rods 6 away from each other is provided with a connecting thread 7, the inside of the storage box 11 is provided with a plurality of placement grooves, a plurality of support base blocks 12 and a plurality of fixed insertion rods 13 are placed in the placement grooves, the two support rods 6 are combined to be cylindrical, a threaded hole matching with the connecting thread 7 is formed in the middle position of the upper and lower ends of the support base block 12, and the support base block 12 is detachably connected with the support rod 6 through the threaded hole and the connecting thread 7, the lower part of the fixed insertion rod 13 is conical, a connecting groove matching with the threaded head 8 is formed in the top end of the fixed insertion rod 13, and the fixed insertion rod 13 is detachably connected with the threaded head 8 through the connecting groove, the bottom end of the support base block 12 and the bottom surface of the support rod 6 are in the same horizontal plane, the bottom end of the support base block 12 is provided with a screwing groove, and the bottom surface of the support base block 12 is provided with an anti-skid pattern.

[0032] Specifically, when arranging the target body 4, the support bottom block 12 and the fixed insertion rod 13 can be installed on the lower part of the target body 4 according to the soil condition, that is, when the soil is relatively hard, the two support rods 6 can be directly combined, then the support bottom block 12 can be screwed into the outer circle of the support rod 6 through the connecting thread 7, the support bottom block 12 can transfer the gravity to the lower part, so as to support and stably stand the target body 4.

[0033] In actual operation, when setting the marks in photogrammetry, the plurality of target bodies 4 are placed on the top surface of the placing frame 1, and the plurality of support bottom blocks 12 and the fixed insertion rod 13 are placed in the storage box 11, so as to simultaneously carry the plurality of target bodies 4, not to be carried one by one or held, so as to arrange a plurality of measurement marks, and the universal casters 9 are arranged, so as to move and adjust by pulling the handle 10, reduce the labor intensity of the personnel, and facilitate the carrying and moving of the plurality of target bodies 4, and the use flexibility is high.

[0034] In actual operation, when setting the marks in photogrammetry, the plurality of target bodies 4 are placed on the top surface of the placing frame 1, and the plurality of support bottom blocks 12 and the fixed insertion rod 13 are placed in the storage box 11, so as to simultaneously carry the plurality of target bodies 4, not to be carried one by one or held, so as to arrange a plurality of measurement marks, and the universal casters 9 are arranged, so as to move and adjust by pulling the handle 10, reduce the labor intensity of the personnel, and facilitate the carrying and moving of the plurality of target bodies 4, and the use flexibility is high.

[0035] When the target body 4 is arranged in the field such as farmland and the soil is relatively soft, the fixed insertion rod 13 can be screwed into the outer circle of the threaded head 8 on the basis that the support bottom block 12 is installed at the support rod 6, then the fixed insertion rod 13 is inserted into the soil, so as to be positioned and fixed again, which can reduce the probability of the target body 4 being inclined after being arranged, and improve the arrangement stability.

[0036] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A bottom target for photogrammetry, characterized in that: The device includes a placement frame (1) and several target bodies (4). A positioning rod (3) is fixedly installed on one side of the top of the placement frame (1). A hole matching the positioning rod (3) is opened on one side of the target body (4). Several target bodies (4) are stacked on the top surface of the placement frame (1), and the positioning rod (3) passes through the hole in the target body (4). The outer ring of the positioning rod (3) is threaded with an anti-loosening nut (5). The bottom surface of the anti-loosening nut (5) is in contact with the top surface of the uppermost target body (4). The bottom end of the placement frame (1) is fixedly connected with a storage box (2). A storage box (11) is slidably installed through the rear end of the storage box (2). A locking bolt is provided at the connection between the storage box (11) and the storage box (2). The target body (4) has a storage slot at the front and rear end. Two support rods (6) are rotatably installed in the storage slot via a damping shaft. The ends of the two support rods (6) that are far apart from each other are fixedly connected with threaded heads (8). The outer rings of the two support rods (6) and the ends that are far apart from each other are provided with connecting threads (7). The storage box (11) has several placement slots inside. Several support base blocks (12) and several fixed insert rods (13) are placed in the placement slots.

2. The bottom target for photogrammetry according to claim 1, characterized in that: The two support rods (6) are cylindrical after being combined. An internal thread hole matching the thread of the connecting thread (7) is opened at the center of the upper and lower ends of the support base block (12). The support base block (12) is detachably connected to the support rod (6) through the internal thread hole and the connecting thread (7).

3. The bottom target for photogrammetry according to claim 1, characterized in that: The lower part of the fixed insert (13) is tapered, and a connecting groove matching the thread of the threaded head (8) is provided at the top end of the fixed insert (13). The fixed insert (13) is detachably connected to the threaded head (8) through the connecting groove.

4. The bottom target for photogrammetry according to claim 1, characterized in that: The storage box (2) is equipped with omnidirectional casters (9) at the four corners of its bottom, and the placement frame (1) is fixedly equipped with a handle (10) at the front of its top.

5. A bottom target for photogrammetry according to claim 1, characterized in that: The target body (4) is disc-shaped, and the top surface of the target body (4) is provided with several target grooves.

6. A bottom target for photogrammetry according to claim 1, characterized in that: The bottom end of the support block (12) is at the same level as the bottom surface of the support rod (6). The bottom end of the support block (12) is provided with a turning groove, and the bottom surface of the support block (12) is provided with anti-slip texture.

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