CN211504124U - Total powerstation foot rest that can accurately go up and down to put level - Google Patents
Total powerstation foot rest that can accurately go up and down to put level Download PDFInfo
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- CN211504124U CN211504124U CN202020077041.1U CN202020077041U CN211504124U CN 211504124 U CN211504124 U CN 211504124U CN 202020077041 U CN202020077041 U CN 202020077041U CN 211504124 U CN211504124 U CN 211504124U
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Abstract
The utility model discloses a can accurate go up and down to put flat total powerstation foot rest, including the base that is used for placing the total powerstation to and the frame leg of three support bases, hinge and pedestal connection are passed through at frame leg top. The frame legs are provided with a mechanical structure for adjusting lifting, the mechanical structure comprises a leg frame, a support rod, a micro-motion screw device and a brake screw device, and the right side of the support rod is provided with a rack which is nested in the leg frame; the micro-motion screw device comprises a micro-motion screw knob, a micro-motion connecting rod and a micro-motion gear, and the rack can move vertically through the drive of the micro-motion screw knob and the micro-motion gear, so that the leg frame is driven to lift; the brake screw device comprises a brake sleeve ring, a brake connecting rod, a spring and a brake screw knob, and the brake connecting rod is pressed tightly through the brake screw knob to prevent the leg frame from sliding. During actual work, the braking spiral knob is firstly loosened to lift the leg frame to enable the base to be approximately horizontal, then the fine adjustment of the lifting of the leg frame is carried out through the fine adjustment spiral knob, so that the base is accurately placed on the level, and the efficiency of the total station foot rest placing work is greatly improved.
Description
Technical Field
The utility model relates to a mapping equipment technical field, more specifically say, relate to a but total powerstation foot rest of accurate lift setting level.
Background
The total station is a high-precision measuring instrument integrating light collection, mechanical measurement and electrical measurement, and is widely applied to various fields of engineering measurement. When the total station is used, the total station needs to be erected on a tripod to perform centering and leveling, and the operation steps are generally as follows: centering, leveling (rough leveling) of the foot rest and spiral leveling (precise leveling) of the foot rest. When the second step of operation is carried out, the foot rest needs to be accurately leveled, otherwise, when the third step of accurate leveling operation of the foot spiral is carried out, the adjustment range of the foot spiral is too large, centering can be influenced, and the total station erection operation needs to be started from the beginning. The total station erection is a precondition that the measurement work of the total station can be carried out, and the erection efficiency and the accuracy directly influence the subsequent measurement work.
When the total station is erected by adopting the existing tripod, firstly, which frame leg needs to be lifted or lowered is judged according to the position of the circular bubble on the total station when the total station is operated, when the lifting frame leg is operated, the fastening screw of the frame leg is loosened, the left thumb is pressed on the movable frame leg, the other four frame legs tightly grasp the fixed frame leg, the frame leg is ensured not to be lifted and fallen greatly, meanwhile, the fine adjustment of the frame leg is controlled, and the circular bubble is centered by repeatedly lifting the three frame legs. The whole foot rest leveling process is complex, the operation is inconvenient, and long-term professional training is needed to achieve high-precision leveling.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims to provide a but total powerstation foot rest of accurate lift setting is carrying out the foot rest and is putting when putting flat operation, at first loosens braking spiral knob, and lift leg rest makes the base roughly horizontal back, finely tunes the lift of leg rest through fine motion spiral knob, makes the base accuracy put flat, improves the foot rest and puts flat efficiency and the precision of work, reduces the operation degree of difficulty.
In order to achieve the above object, the utility model provides a following technical scheme:
a total station foot rest capable of being precisely lifted and leveled comprises a base used for placing a total station and three support legs for supporting the base, wherein the tops of the support legs are connected with the base through hinges. The lifting mechanism comprises a leg frame, a supporting rod, a braking screw device and a micro screw device.
Preferably, the leg comprises two structures of a leg frame and a support rod, the support rod is nested in the leg frame, and the lower part of the leg frame is provided with a limit rod which can move relatively in the axial direction.
Preferably, the top of the leg frame is provided with a hinge connected with the base, a sliding groove is formed in the side wall, the width of the sliding groove is consistent with that of the side face of the support rod, and the support rod is sleeved in the sliding groove.
Preferably, the stay is provided with a rack on a right side thereof, the rack being arranged along the leg axial direction, and the left side being a smooth surface.
Preferably, the leg frame is provided with a micro-motion screw device and a brake screw device, and the micro-motion screw device comprises a micro-motion screw knob, a micro-motion connecting rod and a gear; the brake screw device comprises a lantern ring, a brake connecting rod, a spring and a brake screw knob.
Preferably, the lantern ring is nested on the micro-motion connecting rod, and the micro-motion connecting rod can freely rotate in the lantern ring; the braking connecting rod is connected with the lantern ring, the spring is nested on the braking connecting rod, one end of the spring is propped against the lantern ring, and the other end of the spring is propped against the inner wall of the right side of the leg frame.
Preferably, the gear is in size fit with a rack on the right side of the support rod, the gear is clamped into the rack, and the rack can be vertically moved by driving the gear through the micro-motion spiral knob.
The utility model has the advantages that:
1. the invention has simple structure and convenient carrying, can flexibly contract the leg frame only by loosening the braking spiral knob and saves space.
2. The operation method is simple, the micro-motion spiral and the brake spiral device are arranged on the support leg of the total station tripod, the telescopic convenience and stability of the support leg are both considered, only the micro-motion spiral knob needs to be rotated when the support leg is accurately leveled, the operation is convenient, the efficiency is improved, meanwhile, the operation can be performed by non-professional persons, and the operation difficulty is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings used in the embodiments will be briefly described below.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the leg structure of the present invention.
Fig. 3 is a schematic structural view of the inching screw device and the braking screw device of the present invention.
The reference numbers in the figures illustrate: 1-base, 2-leg, 3-leg, 4-brace rod, 5-limit rod, 6-rack, 7-fixed foot, 8-micro gear, 9-brake lantern ring, 10-micro connecting rod, 11-micro spiral knob, 12-spring, 13-brake connecting rod, 14-brake spiral knob.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
A total station tripod with a micro-motion spiral and a brake spiral comprises a base (1) and frame legs (2), wherein each frame leg comprises a leg frame (3), a supporting rod (4), a micro-motion spiral device and a brake spiral device. The lower part of the leg frame (3) is provided with a limiting rod (5), and the limiting rod can relatively slide in the axial direction of the leg frame (3). The support rod (4) is nested in the leg frame (3), and a rack (6) is arranged on the right side of the support rod (4); the rack (6) is arranged along the axial direction of the leg (3). The micro-motion screw device comprises a micro-motion screw knob (11), a micro-motion connecting rod (10) and a micro-motion gear (8); the size of the micro-motion gear (8) is fitted with that of the rack (6), the rack can be clamped into the micro-motion gear, and the micro-motion gear (8) is driven by the micro-motion spiral knob (11) to enable the rack (6) to vertically move. The brake screw device comprises a brake lantern ring (9), a brake connecting rod (13) and a brake screw knob (14); a spring (12) is sleeved outside the brake connecting rod (13); one end of the spring (12) is propped against the braking lantern ring (9), and the other end is propped against the inner wall of the right side of the leg frame (3).
During actual work, the braking spiral knob on the leg of the total station tripod in the contraction state is loosened and pulled out, the braking lantern ring drives the micro-motion spiral connecting rod to be separated from the original position, the micro-motion gear and the rack are separated, the rack and the micro-motion gear lose resistance, so that the support rod can freely slide along the axial direction of the leg, the proper height is required to be reached by sliding, the braking spiral knob is loosened, the micro-motion gear is clamped on the rack of the support rod under the action of spring elasticity, and the support rod is prevented from sliding under the action of the resistance of the gear and the rack. The frame leg of tripod is certain angle afterwards and opens, carries out putting of tripod and puts the work of leveling, and according to round bubble instruction on the total powerstation this moment, the fine motion spiral knob on the rotatory three frame legs respectively drives fine motion gear revolve through fine motion helical connecting rod, and fine motion gear closely laminates with the rack, and gear revolve makes the rack reciprocate along vaulting pole axis direction, treats that the length adjustment of three frame legs is between two parties to the round bubble, and the work of putting of setting up the total powerstation tripod is accomplished. After the work to be measured is finished, the three frame legs are folded, the brake spiral knobs on the frame legs are loosened, and the leg frame is contracted.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. A can accurate lift put flat total powerstation foot rest, includes a base (1) that is used for settling the total powerstation to and support frame leg (2) of base, its characterized in that: the base (1) is connected with the tops of the frame legs (2) through hinges, and the frame legs (2) are provided with mechanical structures for adjusting the lifting of the frame legs and comprise leg frames (3), support rods (4), micro-motion screw devices and brake screw devices.
2. The total station foot rest capable of being precisely lifted and leveled according to claim 1, wherein: the lower part of the leg frame (3) is provided with a limiting rod (5), and the limiting rod can relatively slide in the axial direction of the leg frame (3).
3. The total station foot rest capable of being precisely lifted and leveled according to claim 1, wherein: the support rod (4) is nested in the leg frame (3), and a rack (6) is arranged on the right side of the support rod (4); the rack (6) is arranged along the axial direction of the leg (3).
4. The total station foot rest capable of being precisely lifted and leveled according to claim 1, wherein: the micro-motion screw device comprises a micro-motion screw knob (11), a micro-motion connecting rod (10) and a micro-motion gear (8); the size of the micro-motion gear (8) is fitted with that of the rack (6), the rack can be clamped into the micro-motion gear, and the micro-motion gear (8) is driven by the micro-motion spiral knob (11) to enable the rack (6) to vertically move.
5. The total station foot rest capable of being precisely lifted and leveled according to claim 1, wherein: the brake screw device comprises a brake lantern ring (9), a brake connecting rod (13) and a brake screw knob (14); a spring (12) is sleeved outside the brake connecting rod (13); one end of the spring (12) is propped against the braking lantern ring (9), and the other end is propped against the inner wall of the right side of the leg frame (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020077041.1U CN211504124U (en) | 2020-01-14 | 2020-01-14 | Total powerstation foot rest that can accurately go up and down to put level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020077041.1U CN211504124U (en) | 2020-01-14 | 2020-01-14 | Total powerstation foot rest that can accurately go up and down to put level |
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| Publication Number | Publication Date |
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| CN211504124U true CN211504124U (en) | 2020-09-15 |
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| CN202020077041.1U Active CN211504124U (en) | 2020-01-14 | 2020-01-14 | Total powerstation foot rest that can accurately go up and down to put level |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550213A (en) * | 2021-07-23 | 2021-10-26 | 中建市政工程有限公司 | Road surface leveling device for highway construction |
-
2020
- 2020-01-14 CN CN202020077041.1U patent/CN211504124U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550213A (en) * | 2021-07-23 | 2021-10-26 | 中建市政工程有限公司 | Road surface leveling device for highway construction |
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