Surveying instrument positioning device for engineering surveying

Abstract

The utility model belongs to the field of positioning devices, and particularly relates to a surveying instrument positioning device for engineering surveying, which comprises a bottom plate, an adjusting mechanism is arranged at the upper end of the bottom plate, a support is arranged on the adjusting mechanism, a surveying instrument is slidably connected in the support, a limiting mechanism is arranged on the support, and the surveying instrument is arranged on the limiting mechanism. Supporting legs are hinged to the lower end of the bottom plate, a threaded rod is installed at the lower end of the bottom plate through a bearing, a threaded ring is connected to the outer side of the threaded rod through threads, an adjusting rod is hinged to the outer side of the threaded ring, and the adjusting rod is hinged to the supporting legs. According to the surveying instrument, the angle of the surveying instrument can be adjusted by rotating the support, so that the surveying instrument does not need to be integrally moved to adjust the surveying direction, the positioning accuracy of the surveying instrument is prevented from being influenced when the surveying instrument is used, and meanwhile, the spring acts on the barrel, so that the insertion teeth are pressed in the insertion grooves, and the support is convenient to limit after being rotated and adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of positioning devices, in particular to a surveying and mapping instrument positioning device for engineering surveying and mapping. Background Art

[0002] The utility model patent with the patent authorization announcement number CN220038096U discloses a surveying instrument positioning device for surveying and mapping engineering, which includes: a support plate, the lower end surface of the support plate is fixedly connected with a servo motor and a plurality of first fixed seats, a tripod is arranged on the lower side of the support plate, and the tripod includes three retractable leg rods, and the upper end of each leg rod is rotatably connected with a first fixed seat. In the utility model, the length of the stretching rod in each leg rod of the tripod extending into the card shaft is adjusted by hand, and then the stretching rod and the card shaft are fixed by matching through the card plate and the card slot, so as to adjust the position of the leg rod in each tripod, and the leg rod is retractable at the same time, and can be adjusted according to the uneven ground outdoors. Compared with the tripod with synchronous movement of the fulcrum, the adjustable effect is better, and the tripod drives the soil knife to penetrate into the soil, enhances stability, and finally measures by the surveying instrument. However, when the device is in use, the surveying and mapping orientation of the device is fixed, which makes it inconvenient to adjust the device according to the surveying and mapping orientation when the device is in use. At the same time, the surveying instrument and the bracket are fixed, which makes it inconvenient to disassemble. Utility Model Content

[0003] The utility model aims to provide a surveying instrument positioning device for engineering surveying, which solves the problem that the surveying orientation of the device is fixed when the device is in use, resulting in the device being inconvenient to adjust according to the surveying orientation when in use, and at the same time, the surveying instrument and the bracket are fixed, making it inconvenient to disassemble.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a surveying instrument positioning device for engineering surveying and mapping, comprising a base plate, an adjusting mechanism is arranged at the upper end of the base plate, a support is arranged on the adjusting mechanism, a surveying instrument is slidably connected inside the support, a limiting mechanism is arranged on the support, a support foot is hinged at the lower end of the base plate, a screw is installed at the lower end of the base plate through a bearing, a screw ring is connected to the outer side of the screw through a thread, an adjusting rod is hinged to the outer side of the screw ring, the adjusting rod and the support foot are hinged, the adjusting mechanism comprises a supporting shaft, the supporting shaft is fixedly connected to the base plate, the supporting shaft and the support are connected through a bearing, a guide rod is welded at the lower end of the support, a cylinder is slidably connected to the outer side of the guide rod, a spring is arranged on the outer side of the guide rod, the limiting mechanism comprises a splint, the splint is slidably connected to the support, an anti-skid pad is inlaid inside the splint, the anti-skid pad is in contact with the surveying instrument, a sliding pin is welded at the lower end of the splint, and a connecting rod is welded at the lower end of the sliding pin.

[0005] Preferably, a support ring is welded to the upper end of the bottom plate, and the support ring is in contact with the support. By providing the support ring, auxiliary support is provided to the support.

[0006] Preferably, a toothing is welded at the lower end of the cylinder, and a slot is provided at the upper end of the bottom plate, and the slot and the toothing are slidably connected. The angle of the surveying instrument can be adjusted by rotating the support, so that the device does not need to be moved as a whole to adjust the surveying orientation, thereby avoiding affecting the positioning accuracy of the device when the device is used. At the same time, the spring acts on the cylinder, so that the toothing is pressed tightly in the slot, so that the support is easy to limit after rotation and adjustment.

[0007] Preferably, one end of the spring is fixedly connected to the support, and the other end of the spring is fixedly connected to the cylinder. By providing the spring, the cylinder is easy to reset.

[0008] Preferably, a threaded sleeve is welded to one end of the connecting rod away from the sliding pin, a bidirectional screw is installed inside the support via a bearing, and the bidirectional screw and the threaded sleeve are connected by threads. By rotating the bidirectional screw and the threaded sleeve to make a threaded motion, the connecting rod drives the sliding pin to move, and the clamp moves, so that the anti-skid pad is pressed against the surveying instrument, making it easy to disassemble and fix the surveying instrument on the support.

[0009] Preferably, a slide groove is provided inside the support, and the slide groove is slidably connected to the slide pin. The slide groove is provided to guide the movement of the slide pin.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] 1. The utility model can adjust the angle of the surveying instrument by rotating the support, so that the device does not need to be moved as a whole to adjust the surveying and mapping orientation, avoiding affecting the positioning accuracy of the device when the device is used. At the same time, the spring acts on the cylinder so that the insert teeth are pressed tightly in the slot, making it easy to limit the support after rotation and adjustment.

[0012] 2. The utility model rotates the bidirectional screw and the screw sleeve to make a threaded motion, thereby causing the connecting rod to drive the sliding pin to move, thereby causing the clamping plate to move, thereby causing the anti-skid pad to be pressed against the surveying instrument, making it easy to disassemble, assemble and fix the surveying instrument on the support. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0014] Figure 2 For this utility model Figure 1 Schematic diagram of the base;

[0015] Figure 3 For this utility model Figure 2 A magnified image of point A;

[0016] Figure 4 For this utility model Figure 2 Schematic diagram of the local structure.

[0017] In the figure: 1. bottom plate; 2. adjustment mechanism; 3. support; 4. support ring; 5. surveying instrument; 6. limit mechanism; 7. support foot; 8. screw; 9. screw ring; 10. adjustment rod; 21. support shaft; 22. guide rod; 23. cylinder; 24. spring; 25. spline; 26. slot; 61. splint; 62. anti-slip pad; 63. sliding pin; 64. slide groove; 65. connecting rod; 66. screw sleeve; 67. bidirectional screw. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1 A surveying instrument positioning device for engineering surveying and mapping comprises a base plate 1, an adjusting mechanism 2 is arranged on the upper end of the base plate 1, a support 3 is arranged on the adjusting mechanism 2, a support ring 4 is welded on the upper end of the base plate 1, the support ring 4 is in contact with the support 3, the support ring 4 is arranged to auxiliary support the support 3, a surveying instrument 5 is slidably connected inside the support 3, a limiting mechanism 6 is arranged on the support 3, a support foot 7 is hinged at the lower end of the base plate 1, a screw rod 8 is installed at the lower end of the base plate 1 through a bearing, a screw ring 9 is threadedly connected to the outer side of the screw rod 8, an adjusting rod 10 is hinged to the outer side of the screw ring 9, and the adjusting rod 10 is hinged to the support foot 7.

[0020] See also Figure 1 , Figure 2 , Figure 3The adjusting mechanism 2 includes a supporting shaft 21, which is fixedly connected to the base plate 1, and the supporting shaft 21 is connected to the support 3 through a bearing. A guide rod 22 is welded at the lower end of the support 3, and a cylinder 23 is slidably connected to the outer side of the guide rod 22. A spring 24 is arranged on the outer side of the guide rod 22, and one end of the spring 24 is fixedly connected to the support 3, and the other end of the spring 24 is fixedly connected to the cylinder 23. By arranging the spring 24, the cylinder 23 is easy to reset, and a tooth 25 is welded at the lower end of the cylinder 23. A slot 26 is provided at the upper end of the base plate 1, and the slot 26 and the tooth 25 are slidably connected. The angle of the surveying instrument 5 can be adjusted by rotating the support 3, so that the device does not need to be moved as a whole to adjust the surveying and mapping orientation, so as to avoid affecting the positioning accuracy of the device when the device is used. At the same time, the spring 24 acts on the cylinder 23, so that the tooth 25 is pressed in the slot 26, so that the support 3 is easy to limit after rotation and adjustment.

[0021] See also Figure 1 , Figure 2 , Figure 4 The limiting mechanism 6 includes a clamping plate 61, which is slidably connected to the support 3. The interior of the clamping plate 61 is inlaid with an anti-skid pad 62, and the anti-skid pad 62 contacts the surveying instrument 5. A sliding pin 63 is welded at the lower end of the clamping plate 61. A sliding groove 64 is opened inside the support 3. The sliding groove 64 and the sliding pin 63 are slidably connected. By setting the sliding groove 64, the movement of the sliding pin 63 is guided. A connecting rod 65 is welded at the lower end of the sliding pin 63. A screw sleeve 66 is welded at one end of the connecting rod 65 away from the sliding pin 63. A bidirectional screw 67 is installed inside the support 3 through a bearing. The bidirectional screw 67 and the screw sleeve 66 are threadedly connected. By rotating the bidirectional screw 67 and the screw sleeve 66 to perform threaded movement, the connecting rod 65 drives the sliding pin 63 to move, thereby causing the clamping plate 61 to move, thereby causing the anti-skid pad 62 to be pressed against the surveying instrument 5, making it easy to disassemble and fix the surveying instrument 5 on the support 3.

[0022] The specific implementation process of the utility model is as follows: when in use, the screw rod 8 and the screw ring 9 are rotated to make a threaded movement, so that the screw ring 9 drives the adjusting rod 10 to deflect, so that the angle of the support leg 7 changes, and then the support leg 7 is inserted into the ground, so that the device is fixed on the ground, and then the support 3 is rotated according to the surveying and mapping orientation, and the support 3 drives the surveying and mapping instrument 5 to rotate, so that the angle of the surveying and mapping instrument 5 can be adjusted, so that the device does not need to be moved as a whole to adjust the surveying and mapping orientation, and the positioning accuracy of the device is not affected when the device is used. In this process, the tooth 25 and the slot 26 are misaligned, so that the cylinder 23 moves up, and the spring 24 is compressed until the support 3 stops rotating, and the spring 24 resets to press the cylinder 23 downward, and the cylinder 23 drives the tooth 25 downward, so that the tooth 25 enters the slot 26, and the angle of the surveying and mapping instrument 5 can be adjusted by rotating the support 3. The device does not need to be moved as a whole to adjust the surveying and mapping orientation, which avoids affecting the positioning accuracy of the device when the device is used. At the same time, the spring 24 acts on the cylinder 23, so that the tooth 25 is pressed tightly in the slot 26, so that the support 3 is easy to limit after rotation and adjustment. When disassembling the surveying instrument 5, the bidirectional screw 67 is manually rotated, and the bidirectional screw 67 rotates and the screw sleeve 66 performs a threaded motion, so that the screw sleeve 66 drives the connecting rod 65 to move, and the connecting rod 65 drives the sliding pin 63 to move, and the sliding pin 63 drives the splint 61 to move, so that the anti-skid pad 62 and the surveying instrument 5 are separated, making the surveying instrument 5 easy to disassemble, and by rotating the bidirectional screw 67 and the screw sleeve 66 to perform a threaded motion, the connecting rod 65 drives the sliding pin 63 to move, and then the splint 61 moves, so that the anti-skid pad 62 is pressed on the surveying instrument 5, so that the surveying instrument 5 is easy to disassemble and fix on the support 3.

[0023] 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 surveying instrument positioning device for engineering surveying and mapping, comprising a base plate (1), characterized in that: The upper end of the base plate (1) is provided with an adjustment mechanism (2), the adjustment mechanism (2) is provided with a support (3), the interior of the support (3) is slidably connected with a surveying instrument (5), the support (3) is provided with a limit mechanism (6), the lower end of the base plate (1) is hinged with a support foot (7), the lower end of the base plate (1) is provided with a screw rod (8) through a bearing, the outer side of the screw rod (8) is connected with a screw ring (9) through a thread, the outer side of the screw ring (9) is hinged with an adjustment rod (10), the adjustment rod (10) and the support foot (7) are hinged, the adjustment mechanism (2) comprises a support shaft (21), the support shaft (21) and the base plate (7) are hinged, The plate (1) is fixedly connected, the support shaft (21) and the support (3) are connected through a bearing, a guide rod (22) is welded at the lower end of the support (3), a cylinder (23) is slidably connected to the outer side of the guide rod (22), a spring (24) is arranged on the outer side of the guide rod (22), the limit mechanism (6) comprises a clamping plate (61), the clamping plate (61) and the support (3) are slidably connected, an anti-skid pad (62) is embedded inside the clamping plate (61), the anti-skid pad (62) is in contact with the surveying instrument (5), a sliding pin (63) is welded at the lower end of the clamping plate (61), and a connecting rod (65) is welded at the lower end of the sliding pin (63).

2. The surveying and mapping instrument positioning device for engineering surveying and mapping according to claim 1, characterized in that: A support ring (4) is welded to the upper end of the bottom plate (1), and the support ring (4) is in contact with the support (3).

3. The surveying instrument positioning device for engineering surveying and mapping according to claim 1, characterized in that: A toothing (25) is welded to the lower end of the cylinder (23), and a slot (26) is provided at the upper end of the bottom plate (1). The slot (26) and the toothing (25) are slidably connected.

4. The surveying instrument positioning device for engineering surveying and mapping according to claim 1, characterized in that: One end of the spring (24) is fixedly connected to the support (3), and the other end of the spring (24) is fixedly connected to the cylinder (23).

5. The surveying instrument positioning device for engineering surveying and mapping according to claim 1, characterized in that: A threaded sleeve (66) is welded to one end of the connecting rod (65) away from the sliding pin (63); a bidirectional screw (67) is installed inside the support (3) via a bearing; and the bidirectional screw (67) and the threaded sleeve (66) are connected via threads.

6. The surveying and mapping instrument positioning device for engineering surveying and mapping according to claim 1, characterized in that: A sliding groove (64) is provided inside the support (3), and the sliding groove (64) and the sliding pin (63) are slidably connected.

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