Correction stand of geodetic surveying instrument

Abstract

The utility model discloses a calibration table of a geodetic surveying instrument, relates to the technical field of calibration tables, and solves the problems that the existing calibration table is relatively small in use adjustment amplitude, and cannot be subjected to large-angle adjustment according to field conditions when facing the ground with a relatively large inclination angle, so that the calibration table cannot be used for calibration of different areas. The technical problem of correcting the ground with a large inclination angle is solved. Comprising a correction base, a turnover frame is fixedly mounted at the top of the correction base, a transfer frame is rotationally sleeved with the turnover frame, a correction platform is fixedly mounted at the top of the transfer frame, and a sliding frame is fixedly mounted at the top of the correction base; according to the utility model, the horizontal state of the correction platform can be rapidly and conveniently adjusted, so that the correction platform is suitable for the ground with different inclined cutting angles, the instrument rack at the bottom of the folding plate is driven to carry out angle fine adjustment, and a measurer body at the bottom of the instrument rack can be accurately leveled.

Description

Technical Field

[0001] The utility model relates to the technical field of correction platforms, in particular to a correction platform for a geodetic measuring instrument. Background Art

[0002] The geodetic instrument is a combined precision instrument for surface measurement. It is composed of a theodolite, a total station, a GPS, a sighting card and a laser plummet. The existing calibration equipment is divided into three types according to different usage sites: floor-standing, desktop and split-combination types. According to the "special geodetic instrument comprehensive calibration platform" provided by China Patent Authorization Announcement No. CN215865247U, the angle detection light tube can be lifted to a certain angle by controlling the electric telescopic rod. When the angle detection light tube rotates, the reference plate rotates synchronously, and the angle scale can be used to obtain the inclination angle of the current angle detection light tube to ensure the accuracy of the calibration. However, the calibration platform has a small adjustment range. When facing a ground with a large inclination angle, it is impossible to make a large angle adjustment according to the actual situation, resulting in the inability to calibrate the ground with a large inclination angle in different areas.

[0003] Therefore, a calibration platform for geodetic instruments is designed to solve the above problems. Utility Model Content

[0004] The utility model provides a calibration platform for a geodetic measuring instrument, which solves the technical problem that the calibration platform has a small adjustment range and cannot be adjusted at a large angle according to actual conditions when facing a ground with a large inclination angle, resulting in the inability to calibrate and use the ground with a large inclination angle in different areas.

[0005] In order to solve the above technical problems, the utility model provides a correction platform for a geodetic measuring instrument, including a correction base, a flip frame is fixedly installed on the top of the correction base, an adapter frame is rotatably sleeved inside the flip frame, a correction platform is fixedly installed on the top of the adapter frame, a sliding frame is fixedly installed on the top of the correction base, a balance correction component is provided on one side of the sliding frame, a set frame is fixedly installed on the top of the correction platform, a sleeve rotating frame is fixedly installed on the bottom of the set frame, a transfer connecting plate is rotatably sleeved inside the sleeve rotating frame, an instrument frame is fixedly connected to the bottom of the transfer connecting plate, a measuring device body is fixedly installed on the bottom of the instrument frame, and an angle adjustment component is provided on the top of the instrument frame.

[0006] Preferably, the angle adjustment assembly includes a folding plate, a lifting plate, a limiting slide groove, a limiting slide rod, a threaded coupling and an angle adjustment screw. The top of the instrument frame is rotatably sleeved with the folding plate, and the one side of the sleeve rotating frame is rotatably sleeved with the lifting plate. The interior of the lifting plate is fixedly sleeved with the limiting slide rod, and the interior of the folding plate is provided with a limiting slide groove, the limiting slide rod is slidably sleeved with the limiting slide groove, the interior of the lifting plate is slidably sleeved with a threaded coupling, the interior of the sleeve rotating frame is rotatably sleeved with the angle adjustment screw, and one end of the angle adjustment screw is threadably sleeved with the threaded coupling.

[0007] Preferably, the balance correction assembly includes an inclined slide, a supporting vertical plate, a movable rod, a vertical frame, a roller frame, a rolling wheel, a transmission screw and a threaded barrel, the inclined slide is fixedly installed on the bottom of the correction platform, the movable rod is movably sleeved inside the sliding frame, the vertical frame is fixedly sleeved inside the movable rod, the roller frames are fixedly installed on the top and bottom ends of the vertical frame, the two roller frames are rotatably sleeved inside with rolling wheels, the outer wall of one rolling wheel is in contact with the inclined slide, and the outer wall of the other rolling wheel is in contact with the top of the correction base, the top of the correction base is fixedly installed with a supporting vertical plate, a transmission screw is rotatably sleeved between the supporting vertical plate and the sliding frame, the vertical frame is fixedly sleeved inside with a threaded barrel, and the transmission screw is threadably sleeved with the threaded barrel.

[0008] Preferably, a transfer tube is fixedly sleeved inside the sliding frame and inside the supporting vertical plate, and the transmission screw is rotatably sleeved with the sliding frame and the supporting vertical plate through the transfer tube.

[0009] Preferably, one end of the transmission screw rod passes through the supporting vertical plate, and a rotating handle is fixedly mounted on one end of the transmission screw rod.

[0010] Preferably, a spirit level is fixedly sleeved inside the instrument rack, and the spirit level is horizontally mounted on the instrument rack.

[0011] Compared with the related art, the calibration platform of a geodetic instrument provided by the utility model has the following beneficial effects:

[0012] The utility model provides a correction platform for geodetic measuring instruments, wherein a correction platform is rotatably sleeved on the top of the correction base, a sleeve frame is fixedly installed on the top of the correction platform to fix and support the sleeved rotating frame, and then the instrument frame is rotatably supported at the bottom of the sleeved rotating frame, so that the measuring instrument body is rotatably supported, and an inclined slide is fixedly installed on the bottom of the correction platform, and then a sliding frame and a supporting vertical plate are fixedly installed on the top of the correction base, and a movable rod is slidably sleeved inside the sliding frame, and a vertical frame is fixedly sleeved inside the movable rod, so that two rolling wheels are supported, so that the outer wall of one rolling wheel contacts the inclined slide, and the outer wall of the other rolling wheel contacts the top of the correction base, and then a threaded cylinder is fixedly sleeved inside the vertical frame, so that the sliding frame and the supporting vertical plate are The transmission screw between the plates is threadedly sleeved with the threaded barrel, and the contact position of the rolling wheel and the tilting slide is adjusted by rotating the transmission screw, so that the horizontal state of the correction platform can be adjusted quickly and conveniently, so that the correction platform is suitable for the ground with different cutting angles; by rotating the lifting plate sleeved on one side of the sleeved rotating frame and the folding plate sleeved on the top of the instrument frame, the limit sliding rod inside the lifting plate is slidably sleeved with the limit sliding groove inside the folding plate, and the threaded connecting barrel is slidably sleeved inside the lifting plate, and then the angle adjustment screw is rotated and sleeved inside the sleeved rotating frame, thereby driving the lifting plate to be lifted by rotating the angle adjustment screw, and driving the instrument frame at the bottom of the folding plate to fine-tune the angle, so that the measuring device body at the bottom of the instrument frame can be accurately horizontal. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of the external frame of the calibration platform of the utility model;

[0014] Figure 2 It is a schematic diagram of the overall side view of the utility model;

[0015] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0016] Figure 4 For this utility model Figure 2 Schematic diagram of the enlarged structure at point B.

[0017] Numbers in the figure: 1. Correction base; 2. Flip frame; 3. Adapter frame; 4. Correction platform; 5. Set frame; 6. Angle adjustment assembly; 601. Folding plate; 602. Lifting plate; 603. Limiting slide groove; 604. Limiting slide rod; 605. Threaded connecting tube; 606. Angle adjustment screw; 7. Sleeve rotating frame; 8. Adapter connecting plate; 9. Balance correction assembly; 901. Inclined slide plate; 902. Support vertical plate; 903. Movable rod; 904. Vertical frame; 905. Roller frame; 906. Rolling wheel; 907. Transmission screw; 908. Threaded tube; 10. Instrument frame; 11. Measuring device body; 12. Level; 13. Sliding frame; 14. Adapter tube; 15. Turning handle DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0019] Embodiment 1, by Figure 1-4 The utility model includes a correction base 1, a flip frame 2 is fixedly installed on the top of the correction base 1, an adapter frame 3 is rotatably sleeved inside the flip frame 2, a correction platform 4 is fixedly installed on the top of the adapter frame 3, a sliding frame 13 is fixedly installed on the top of the correction base 1, a balance correction component 9 is provided on one side of the sliding frame 13, a set frame 5 is fixedly installed on the top of the correction platform 4, a sleeve rotating frame 7 is fixedly installed on the bottom of the set frame 5, a transfer connecting plate 8 is rotatably sleeved inside the sleeve rotating frame 7, an instrument frame 10 is fixedly connected to the bottom of the transfer connecting plate 8, a measuring device body 11 is fixedly installed on the bottom of the instrument frame 10, and an angle adjustment component 6 is provided on the top of the instrument frame 10.

[0020] Embodiment 2. On the basis of embodiment 1, the angle adjustment component 6 includes a folding plate 601, a lifting plate 602, a limiting slide groove 603, a limiting slide rod 604, a threaded connecting tube 605 and an angle adjustment screw 606. The top of the instrument frame 10 is rotatably sleeved with the folding plate 601, and the lifting plate 602 is rotatably sleeved on one side of the sleeve rotating frame 7. The interior of the lifting plate 602 is fixedly sleeved with the limiting slide rod 604. The interior of the folding plate 601 is provided with a limiting slide groove 603, and the limiting slide rod 604 is slidably sleeved with the limiting slide groove 603. The interior of the lifting plate 602 is slidably sleeved with a threaded connecting tube 605, and the interior of the sleeve rotating frame 7 is rotatably sleeved with the angle adjustment screw 606. One end of the angle adjustment screw 606 is threadedly sleeved with the threaded connecting tube 605, so that the measuring angle of the measuring device body 11 can be quickly and conveniently fine-tuned.

[0021] Embodiment 3, on the basis of embodiment 1, the balance correction assembly 9 includes an inclined slide 901, a supporting vertical plate 902, a movable rod 903, a vertical frame 904, a roller frame 905, a rolling wheel 906, a transmission screw 907 and a threaded cylinder 908, the bottom of the correction platform 4 is fixedly installed with an inclined slide 901, the inner movable sleeve of the sliding frame 13 is connected with the movable rod 903, the inner fixed sleeve of the movable rod 903 is connected with the vertical frame 904, the top and bottom ends of the vertical frame 904 are fixedly installed with roller frames 905, and the inner parts of the two roller frames 905 are both rotating. A rolling wheel 906 is sleeved, wherein the outer wall of one rolling wheel 906 contacts the inclined slide plate 901, and the outer wall of the other rolling wheel 906 contacts the top of the correction base 1; a supporting vertical plate 902 is fixedly installed on the top of the correction base 1; a transmission screw 907 is rotatably sleeved between the supporting vertical plate 902 and the sliding frame 13; a threaded cylinder 908 is fixedly sleeved inside the vertical frame 904; the transmission screw 907 is threadedly sleeved with the threaded cylinder 908, thereby adjusting the balance of the correction platform 4 so that horizontal adjustment can be performed on uneven ground.

[0022] Embodiment 4, on the basis of embodiment 3, the interior of the sliding frame 13 and the interior of the supporting vertical plate 902 are fixedly sleeved with a transfer tube 14, and the transmission screw 907 is rotatably sleeved with the sliding frame 13 and the supporting vertical plate 902 through the transfer tube 14, thereby rotatably supporting the transmission screw 907.

[0023] Embodiment 5, on the basis of embodiment 3, one end of the transmission screw 907 passes through the supporting vertical plate 902, and a rotating handle 15 is fixedly installed on one end of the transmission screw 907, so that the transmission screw 907 can be rotated.

[0024] Embodiment 6, on the basis of embodiment 1, a level meter 12 is fixedly sleeved inside the instrument rack 10, and the level meter 12 and the instrument rack 10 are horizontally mounted, so that the horizontal state of the calibration platform 4 can be observed.

[0025] Working principle: First, a flip frame 2 is fixedly installed on the top of the correction base 1, and an adapter frame 3 is rotatably sleeved inside the flip frame 2, and a correction platform 4 is fixedly installed on the top of the adapter frame 3, so as to rotationally support the correction platform 4. Secondly, a set frame 5 is fixedly installed on the top of the correction platform 4, and then a sleeve rotating frame 7 is fixedly installed inside the set frame 5, and a transfer connecting plate 8 is rotatably sleeved inside the sleeve rotating frame 7, so that the instrument frame 10 is rotationally supported, and then the measuring device body 11 is rotationally supported. The bottom of the correction platform 4 is fixedly installed with an inclined slide 901, and the top of the correction base 1 is fixedly installed with a sliding frame 13 and a supporting vertical plate 902, and a movable rod 903 is slidably sleeved inside the sliding frame 13, and a vertical frame 904 is fixedly sleeved inside the movable rod 903, thereby supporting two rolling wheels 906, so that the outer wall of one rolling wheel 906 contacts the inclined slide 901, and the outer wall of the other rolling wheel 906 contacts the top of the correction base 1, and then cooperates with the vertical frame 904 to support the two rolling wheels 906. A threaded tube 908 is fixedly sleeved inside, so that the transmission screw 907 between the sliding frame 13 and the supporting vertical plate 902 is threadedly sleeved with the threaded tube 908. By rotating the transmission screw 908, the contact position of the rolling wheel 906 and the inclined slide plate 901 is adjusted, so that the horizontal state of the correction platform 4 can be adjusted quickly and conveniently, so that the correction platform 4 is suitable for the ground with different cutting angles; by rotating the lifting plate 602 sleeved on one side of the sleeve rotating frame 7, and rotating the folding plate 601 sleeved on the top of the instrument frame 10, The limiting slide rod 604 inside the lifting plate 602 is slidably connected with the limiting slide groove 603 inside the folding plate 601, and the threaded connecting tube 605 is slidably connected inside the lifting plate 602, and the angle adjustment screw 606 is rotatably connected inside the connecting rotating frame 7. By rotating the angle adjustment screw 606, the lifting plate 602 can be driven to lift, and the instrument frame 10 at the bottom of the folding plate 601 can be driven to fine-tune the angle, so that the measuring device body 11 at the bottom of the instrument frame 10 can be accurately leveled.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A calibration platform for a geodetic instrument, comprising a calibration base (1), characterized in that: A turning frame (2) is fixedly mounted on the top of the correction base (1), a transfer frame (3) is rotatably sleeved inside the turning frame (2), a correction platform (4) is fixedly mounted on the top of the transfer frame (3), a sliding frame (13) is fixedly mounted on the top of the correction base (1), a balance correction component (9) is provided on one side of the sliding frame (13), a set frame (5) is fixedly mounted on the top of the correction platform (4), a sleeve rotating frame (7) is fixedly mounted on the bottom of the set frame (5), a transfer connecting plate (8) is rotatably sleeved inside the sleeve rotating frame (7), an instrument frame (10) is fixedly connected to the bottom of the transfer connecting plate (8), a measuring device body (11) is fixedly mounted on the bottom of the instrument frame (10), and an angle adjustment component (6) is provided on the top of the instrument frame (10).

2. A calibration platform for a geodetic instrument according to claim 1, characterized in that: The angle adjustment component (6) includes a folding plate (601), a lifting plate (602), a limiting slide groove (603), a limiting sliding rod (604), a threaded connecting tube (605) and an angle adjustment screw (606); the top of the instrument frame (10) is rotatably sleeved with the folding plate (601); the lifting plate (602) is rotatably sleeved on one side of the sleeve rotating frame (7); the lifting plate (602) is fixedly sleeved with the limiting sliding rod (604) inside; the folding plate (601) is provided with a limiting slide groove (603) inside; the limiting sliding rod (604) is slidably sleeved with the limiting slide groove (603); the lifting plate (602) is slidably sleeved with the threaded connecting tube (605) inside; the sleeve rotating frame (7) is rotatably sleeved with the angle adjustment screw (606); one end of the angle adjustment screw (606) is threadably sleeved with the threaded connecting tube (605).

3. A calibration platform for a geodetic instrument according to claim 1, characterized in that: The balance correction component (9) comprises an inclined slide plate (901), a supporting vertical plate (902), a movable rod (903), a vertical frame (904), a roller frame (905), a rolling wheel (906), a transmission screw (907) and a threaded cylinder (908); the bottom of the correction platform (4) is fixedly installed with the inclined slide plate (901); the inner part of the sliding frame (13) is movably sleeved with the movable rod (903); the inner part of the movable rod (903) is fixedly sleeved with the vertical frame (904); the top and bottom ends of the vertical frame (904) are fixedly installed with the roller frames (905); the two The roller frame (905) is rotatably sleeved with a rolling wheel (906) inside, wherein the outer wall of one of the rolling wheels (906) contacts the inclined slide plate (901), and the outer wall of the other rolling wheel (906) contacts the top of the correction base (1), and a supporting vertical plate (902) is fixedly installed on the top of the correction base (1), and a transmission screw (907) is rotatably sleeved between the supporting vertical plate (902) and the sliding frame (13), and a threaded barrel (908) is fixedly sleeved inside the vertical frame (904), and the transmission screw (907) is threadably sleeved with the threaded barrel (908).

4. A calibration platform for a geodetic instrument according to claim 3, characterized in that: The interior of the sliding frame (13) and the interior of the supporting vertical plate (902) are both fixedly sleeved with a switching tube (14), and the transmission screw (907) is rotatably sleeved with the sliding frame (13) and the supporting vertical plate (902) through the switching tube (14).

5. A calibration platform for a geodetic instrument according to claim 3, characterized in that: One end of the transmission screw rod (907) passes through the supporting vertical plate (902), and a rotating handle (15) is fixedly mounted on one end of the transmission screw rod (907).

6. A calibration platform for a geodetic instrument according to claim 1, characterized in that: A level meter (12) is fixedly sleeved inside the instrument rack (10), and the level meter (12) is sleeved horizontally with the instrument rack (10).

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