CN221004543U - Surveying instrument fine setting mechanism - Google Patents
Surveying instrument fine setting mechanism Download PDFInfo
- Publication number
- CN221004543U CN221004543U CN202420879864.4U CN202420879864U CN221004543U CN 221004543 U CN221004543 U CN 221004543U CN 202420879864 U CN202420879864 U CN 202420879864U CN 221004543 U CN221004543 U CN 221004543U
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- Prior art keywords
- bowl
- surveying instrument
- drain pan
- hemispherical
- threaded
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- 238000001125 extrusion Methods 0.000 claims abstract description 26
- 239000003381 stabilizer Substances 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 230000005484 gravity Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000013507 mapping Methods 0.000 description 8
- 238000005259 measurement Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Details Of Measuring And Other Instruments (AREA)
Abstract
The utility model discloses a surveying instrument fine adjustment mechanism which comprises a bowl-shaped bottom shell, wherein hemispherical blocks are placed in the bowl-shaped bottom shell, the upper end of the bowl-shaped bottom shell is fixedly connected with a ring plate, the bottom surface of the ring plate is rotationally connected with three evenly-distributed supporting legs, the three supporting legs swing along the radial direction of the supporting legs, and supporting legs are arranged below each supporting leg. Through driving the hemisphere piece under the gravity effect of adjusting part self at bowl form drain pan inside rotation, until perpendicular with ground, drive the extrusion cover through adjusting part afterwards and shift up with bowl form drain pan bottom butt, prop the hemisphere piece through reaction force and shift down in bowl form drain pan inside this moment and accomplish fixedly, when shifting the datum point, shift down the extrusion cover and relax the hemisphere piece, make it nimble rotation again in bowl form drain pan inside, until perpendicular, repeat above-mentioned step, whole operation process is swift convenient, can realize the automatic vertical leveling after moving simultaneously, survey and drawing efficiency has been improved.
Description
Technical Field
The utility model relates to the technical field of surveying and mapping brackets, in particular to a surveying and mapping instrument fine adjustment mechanism.
Background
The surveying instrument is an instrument for various aspects such as orientation, ranging, angle measurement, height measurement, image measurement, photogrammetry and the like which are required by planning, designing, constructing and managing in engineering construction, and is used for measuring in the management stage, and generally comprises the surveying instrument and a tripod for fixing, and when the surveying instrument is used, the surveying instrument needs to be leveled through the tripod.
Before mapping, the tripod needs to be leveled firstly, the leveling mode at present is realized by manually adjusting the supporting legs by checking horizontal bubbles, and as the three supporting legs all need to be adjusted, the process is complicated, the mapping datum point needs to be frequently moved, and the level degree of the datum point moved every time is different, so that the supporting leg height needs to be readjusted every time, and the mapping efficiency is further influenced.
Disclosure of utility model
The present utility model aims to solve the above problems and provide a fine adjustment mechanism for surveying instruments, which is described in detail below.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a surveying instrument fine adjustment mechanism which comprises a bowl-shaped bottom shell, wherein a hemispherical block is placed in the bowl-shaped bottom shell, the upper end of the bowl-shaped bottom shell is fixedly connected with a ring plate, the bottom surface of the ring plate is rotationally connected with three supporting legs which are uniformly distributed, the three supporting legs swing along the radial direction of the supporting legs, supporting legs are arranged below each supporting leg, threaded connectors for driving the supporting legs to move up and down are arranged at the lower ends of the supporting legs, a movable hole is formed in the bottom side of the middle of the bowl-shaped bottom shell, an extrusion cover which is abutted against the supporting legs is arranged below the bowl-shaped bottom shell, a through groove is formed in the middle of the inner bottom of the extrusion cover in a penetrating mode, an adjusting component for driving the extrusion cover to move up and down is arranged at the lower end of the hemispherical block, and the adjusting component drives the hemispherical block to rotate through a counterweight of the adjusting component.
By adopting the surveying instrument fine adjustment mechanism, when the surveying instrument fine adjustment mechanism is used, equipment is placed at a surveying reference point, three supporting legs are unfolded, the approximate heights of the three supporting legs are respectively adjusted, at the moment, under the action of the gravity of the adjusting component, the hemispherical block is driven to rotate inside the bowl-shaped bottom shell until the hemispherical block is vertical to the ground, then the adjusting component drives the extrusion cover to move upwards to be abutted with the bottom of the bowl-shaped bottom shell, at the moment, the hemispherical block is propped against the hemispherical block to move downwards inside the bowl-shaped bottom shell through the reaction force, the extrusion fixation of the hemispherical block inside the bowl-shaped bottom shell is completed, then the surveying instrument is installed on the surface of the hemispherical block, when the reference point is transferred, the hemispherical block is loosened by moving the extrusion cover downwards, the hemispherical block is flexibly rotated again inside the bowl-shaped bottom shell until the hemispherical block is vertical, and the steps are repeated.
Preferably, a plurality of balls abutted against the hemispherical blocks are arranged on the lower side of the inner wall of the bowl-shaped bottom shell, and a plurality of friction pads matched with the hemispherical blocks are arranged on the upper side of the inner wall of the bowl-shaped bottom shell.
Preferably, a bubble level is arranged in the middle of the upper surface of the hemispherical block.
Preferably, three limiting blocks corresponding to the supporting legs one by one are arranged on the bottom surface of the annular plate.
Preferably, the threaded connecting piece comprises a threaded sleeve fixedly connected to the lower end of the side wall of the supporting leg, a bolt is connected to the threaded sleeve in a threaded manner, and the supporting leg is fixedly connected to the lower end of the bolt.
Preferably, the adjusting component comprises a threaded sleeve fixedly connected to the bottom end of the hemispherical block, a threaded rod is connected to the threaded sleeve in a threaded manner, the upper end of the threaded rod is connected with the through groove through a connecting structure, a motor used for driving the threaded rod to rotate is arranged at the lower end of the threaded rod, and two sides of the motor are fixedly connected with the bottom surface of the extrusion cover through connecting rods.
Preferably, the connecting structure comprises a rotating block which is rotatably connected to the upper end of the threaded rod, the side wall of the rotating block is fixedly connected with the through groove through four support rods, and four sliding limiting grooves which are matched with the support rods are formed in the side wall of the threaded sleeve.
The beneficial effects are that:
Through driving the hemisphere piece under the gravity effect of adjusting part self at bowl form drain pan inside rotation, until perpendicular with ground, drive the extrusion cover through adjusting part afterwards and shift up with bowl form drain pan bottom butt, prop the hemisphere piece through reaction force and shift down in bowl form drain pan inside this moment and accomplish fixedly, when shifting the datum point, shift down the extrusion cover and relax the hemisphere piece, make it nimble rotation again in bowl form drain pan inside, until perpendicular, repeat above-mentioned step, whole operation process is swift convenient, can realize the automatic vertical leveling after moving simultaneously, survey and drawing efficiency has been improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of the present utility model;
fig. 2 is a disassembled perspective view of the bowl bottom shell and related structures of the present utility model.
The reference numerals are explained as follows:
1. A bowl-shaped bottom shell; 2. hemispherical blocks; 3. a threaded connection; 3a, a thread sleeve; 3b, a bolt; 4. an adjustment assembly; 4a, a threaded sleeve; 4b, a threaded rod; 4c, a motor; 4d, sliding a limit groove; 4e, rotating the block; 4f, supporting rods; 5. a ring plate; 6. a support leg; 7. a support leg; 8. extruding the cover; 9. a movable hole; 10. a ball; 11. a friction pad; 12. a bubble level; 13. a limiting block; 14. and (5) through grooves.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
Referring to fig. 1-2, the utility model provides a fine adjustment mechanism of a surveying instrument, which comprises a bowl-shaped bottom shell 1, wherein a hemispherical block 2 is placed in the bowl-shaped bottom shell 1, the upper end of the bowl-shaped bottom shell 1 is fixedly connected with a ring plate 5, the bottom surface of the ring plate 5 is rotationally connected with three evenly distributed supporting legs 6, the three supporting legs 6 swing along the radial direction of the supporting legs, a supporting leg 7 is arranged below each supporting leg 6, a threaded connecting piece 3 for driving the supporting leg 7 to move up and down is arranged at the lower end of each supporting leg 6, a movable hole 9 is formed in the bottom side of the middle of the bowl-shaped bottom shell 1, an extrusion cover 8 abutted to the lower end of the bowl-shaped bottom shell 1 is arranged, a through groove 14 is formed in the middle of the inner bottom of the extrusion cover 8 in a penetrating manner, an adjusting component 4 for driving the extrusion cover 8 to move up and down is arranged at the lower end of the hemispherical block 2, and the adjusting component 4 drives the hemispherical block 2 to rotate through a counterweight.
As an alternative embodiment, the lower side of the inner wall of the bowl-shaped bottom shell 1 is provided with a plurality of balls 10 abutted with the hemispherical block 2, the upper side of the inner wall of the bowl-shaped bottom shell 1 is provided with a plurality of friction pads 11 matched with the hemispherical block 2, the balls 10 enable the hemispherical block 2 to rotate more smoothly in the bowl-shaped bottom shell 1, and meanwhile, when the extrusion cover 8 drives the hemispherical block 2 to be attached to the inner wall of the bowl-shaped bottom shell 1 through reaction force, the friction pads 11 are abutted with the surface of the hemispherical block 2, friction force of the friction pads is improved, and therefore the fixing effect of the hemispherical block 2 after being horizontal is enhanced.
Further, a bubble level meter 12 is arranged in the middle of the upper surface of the hemispherical block 2, and the level degree of the hemispherical block 2 can be known through the bubble level meter 12.
Specifically, the bottom surface of the annular plate 5 is provided with three limiting blocks 13 which are in one-to-one correspondence with the supporting legs 6, so that the supporting legs 6 can be prevented from being overturned excessively when being opened.
As an alternative embodiment, the threaded connecting member 3 includes a threaded sleeve 3a fixedly connected to the lower end of the side wall of the supporting leg 6, a bolt 3b is screwed in the threaded sleeve 3a, and the supporting leg 7 is fixedly connected to the lower end of the bolt 3b, and can be lifted in the threaded sleeve 3a by rotating the bolt 3b, so that the supporting leg 7 is driven to adjust the height.
As an alternative embodiment, the adjusting component 4 includes a threaded sleeve 4a fixedly connected to the bottom end of the hemispherical block 2, a threaded rod 4b is screwed in the threaded sleeve 4a, the upper end of the threaded rod 4b is connected with the through groove 14 through a connecting structure, a motor 4c for driving the threaded rod 4b to rotate is arranged at the lower end of the threaded rod 4b, two sides of the motor 4c are fixedly connected with the bottom surface of the extrusion cover 8 through connecting rods, the connecting structure includes a rotating block 4e which is rotatably connected to the upper end of the threaded rod 4b, the side wall of the rotating block 4e is fixedly connected with the through groove 14 through four supporting rods 4f, four sliding limiting grooves 4d which are matched with the supporting rods 4f are formed in the side wall of the threaded sleeve 4a, the threaded rod 4b is driven to rotate through the motor 4c, at the moment, the sliding limiting relation between the supporting rods 4f and the sliding limiting grooves 4d prevents the extrusion cover 8 and the motor 4c from rotating, and simultaneously the threaded rod 4b can stably drive the extrusion cover 8 to move up and down in the threaded sleeve 4a, so that the extrusion cover 8 is contacted with or not contacted with the bowl-shaped bottom shell 1 is achieved.
By adopting the structure, when the device is used, the device is placed at a mapping datum point, the three supporting legs 6 are opened, the approximate heights of the three supporting legs 7 are respectively adjusted, at the moment, under the action of the gravity of the adjusting component 4, the hemispherical block 2 is driven to rotate inside the bowl-shaped bottom shell 1 until being vertical to the ground, then the adjusting component 4 drives the extrusion cover 8 to move upwards to be abutted with the bottom of the bowl-shaped bottom shell 1, at the moment, the hemispherical block 2 is propped up to move downwards inside the bowl-shaped bottom shell 1 through the reaction force, the extrusion fixation of the hemispherical block 2 inside the bowl-shaped bottom shell 1 is completed, then a mapping instrument is installed on the surface of the hemispherical block 2 for mapping, and when the datum point is transferred, the extrusion cover 8 is moved downwards to loosen the hemispherical block 2, so that the hemispherical block 2 can flexibly rotate inside the bowl-shaped bottom shell 1 again until being vertical, and the steps are repeated.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (7)
1. Surveying instrument fine setting mechanism, its characterized in that: including bowl form drain pan (1), hemispherical piece (2) have been placed in bowl form drain pan (1), the upper end fixedly connected with annular plate (5) of bowl form drain pan (1), the bottom surface rotation of annular plate (5) is connected with three evenly distributed landing leg (6), and three this landing leg (6) are along its radial swing, every the below of landing leg (6) all is equipped with stabilizer blade (7), and the lower extreme of landing leg (6) is equipped with threaded connection spare (3) that are used for driving stabilizer blade (7) reciprocate, movable hole (9) have been seted up to the middle part downside of bowl form drain pan (1), the below of bowl form drain pan (1) is equipped with extrusion cap (8) rather than the butt, through-slot (14) have been run through in the inner bottom middle part of extrusion cap (8), and the lower extreme of hemispherical piece (2) is equipped with and is used for driving extrusion cap (8) reciprocate adjusting part (4), and adjusting part (4) drive hemispherical piece (2) rotation through its own counter weight.
2. The surveying instrument fine tuning mechanism of claim 1, wherein: the bowl-shaped bottom shell is characterized in that a plurality of balls (10) which are abutted to the hemispherical blocks (2) are arranged on the lower side of the inner wall of the bowl-shaped bottom shell (1), and a plurality of friction pads (11) which are matched with the hemispherical blocks (2) are arranged on the upper side of the inner wall of the bowl-shaped bottom shell (1).
3. The surveying instrument fine tuning mechanism of claim 1, wherein: the middle part of the upper surface of the hemispherical block (2) is provided with a bubble level (12).
4. The surveying instrument fine tuning mechanism of claim 1, wherein: three limiting blocks (13) which are in one-to-one correspondence with the supporting legs (6) are arranged on the bottom surface of the annular plate (5).
5. The surveying instrument fine tuning mechanism of claim 1, wherein: the threaded connecting piece (3) comprises a threaded sleeve (3 a) fixedly connected to the lower end of the side wall of the supporting leg (6), a bolt (3 b) is connected to the threaded sleeve (3 a) in a threaded mode, and the supporting leg (7) is fixedly connected to the lower end of the bolt (3 b).
6. The surveying instrument fine tuning mechanism of claim 1, wherein: the adjusting component (4) comprises a threaded sleeve (4 a) fixedly connected to the bottom end of the hemispherical block (2), a threaded rod (4 b) is connected to the threaded sleeve (4 a) in a threaded mode, the upper end of the threaded rod (4 b) is connected with the through groove (14) through a connecting structure, a motor (4 c) used for driving the threaded rod (4 b) to rotate is arranged at the lower end of the threaded rod, and two sides of the motor (4 c) are fixedly connected with the bottom surface of the extrusion cover (8) through connecting rods.
7. The surveying instrument fine tuning mechanism of claim 6, wherein: the connecting structure comprises a rotating block (4 e) which is rotatably connected to the upper end of a threaded rod (4 b), the side wall of the rotating block (4 e) is fixedly connected with a through groove (14) through four supporting rods (4 f), and four sliding limiting grooves (4 d) which are matched with the supporting rods (4 f) are formed in the side wall of a threaded sleeve (4 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420879864.4U CN221004543U (en) | 2024-04-26 | 2024-04-26 | Surveying instrument fine setting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420879864.4U CN221004543U (en) | 2024-04-26 | 2024-04-26 | Surveying instrument fine setting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221004543U true CN221004543U (en) | 2024-05-24 |
Family
ID=91118948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420879864.4U Active CN221004543U (en) | 2024-04-26 | 2024-04-26 | Surveying instrument fine setting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221004543U (en) |
-
2024
- 2024-04-26 CN CN202420879864.4U patent/CN221004543U/en active Active
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