CN217951841U

CN217951841U - Support frame for surveying and mapping

Info

Publication number: CN217951841U
Application number: CN202221916123.6U
Authority: CN
Inventors: 王崇训; 董桂景; 郜经蓓
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-12-02
Anticipated expiration: 2032-07-25

Abstract

The utility model relates to a support frame for surveying and mapping, which relates to the technical field of surveying and mapping and comprises a support frame and a platform, wherein the support frame comprises a stand column, the bottom end of the stand column is provided with a connecting seat, and the connecting seat is hinged with a supporting leg; the top of stand is passed through fine tuning device and is connected the platform, and the fine tuning device includes the bulb connecting rod, and the bulb connecting rod is formed by bulb and pole portion fixed connection, and the bulb and the shell of bulb connecting rod rotate to be connected, and the bottom central authorities at the platform are fixed to its pole portion, are equipped with circular air level on the platform. The utility model discloses thereby can carry out the coarse adjustment to the horizontality of platform through the adjustment supporting leg, further, according to circular air level, through the horizontality of fine tuning device manual regulation platform, easy operation saves time.

Description

Support frame for surveying and mapping

Technical Field

The utility model relates to a survey and drawing technical field especially relates to a support frame for survey and drawing.

Background

Surveying instrument such as the surveyor's level need be installed on the platform of support frame, through the height of adjustment support frame to make the surveyor's level be in suitable height, so that the survey and drawing, simultaneously, the platform still need keep the horizontality. The support frame among the prior art is the tripod, can utilize the extension and shorten the length of tripod to come rough and level total powerstation for level bubble is placed in the middle. When the level bubble leans on left, need adjust the supporting leg of offside, but every adjustment a supporting leg will influence other two supporting legs, so need adjust the supporting leg constantly to adjust once proofreading, like this, to unskilled person, accomplish leveling operation and just take time.

Based on this, the utility model designs a support frame is used in survey and drawing to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a support frame for survey and drawing solves among the prior art leveling operation and takes the problem of time.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model provides a support frame for survey and drawing, includes support frame and platform, its characterized in that: the support frame comprises an upright post, the bottom end of the upright post is provided with a connecting seat, and the connecting seat is hinged with the support leg; the top of stand is passed through fine tuning device connection platform, fine tuning device includes the bulb connecting rod, the bulb connecting rod is formed by bulb and pole portion fixed connection, the bulb can rotate, and pole portion fixes in the bottom central authorities of platform, be equipped with circular air level on the platform.

The fine adjustment device also comprises a shell with an opening at the top, the shell is fixed at the top end of the upright post and is cylindrical, and threads are arranged on the inner wall of the shell at the opening; the shell is in threaded connection with a top cover, a groove is formed downwards in the center of the top cover, a through hole is formed in the bottom of the groove, and the shape of the through hole is matched with that of the ball head connecting rod; the bottom center is equipped with the base in the shell, the vertical dog that is equipped with on the base.

The top of the outer side of the stop block is provided with an inclined plane, the bottom of the top cover is positioned at two sides of the through hole and is provided with wedge-shaped limit blocks, and the wedge-shaped limit blocks are matched with the wedge-shaped limit blocks and can close the stop block; the inner sides of the stop blocks are cambered surfaces which form a spherical cavity when closed, and the ball part of the ball head connecting rod is arranged in the spherical cavity, and the rod part of the ball head connecting rod extends out of the upper surface of the top cover through the through hole and the groove.

And a torsion bar is transversely fixed on one side of the top cover.

And a connecting piece is arranged in the center of the platform.

The supporting legs are three and evenly arranged around the side wall of the connecting seat, the top ends of the supporting legs are hinged to the connecting seat, supporting legs are fixed to the bottom ends of the supporting legs, the tail ends of the supporting legs are sharp, and pedals are transversely arranged on the supporting legs above the supporting legs.

The stand column and the supporting legs are of telescopic structures.

The utility model discloses following beneficial effect has: the utility model discloses can be through the adjustment supporting leg to carry out the coarse adjustment to the horizontality of platform, furtherly, according to circular air level, through the horizontality of fine tuning device manual regulation platform, easy operation saves time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the present invention in use on a slant;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

fig. 4 is a schematic view of the cross-sectional structure of the fine adjustment device after the limit state is released;

fig. 5 is a schematic diagram of a cross-sectional structure of the fine adjustment device of the present invention in a limit state.

In the drawings, the reference numbers indicate the following list of parts:

1. a column; 2. a connecting seat; 3. supporting legs; 4. a leg; 5. a pedal; 6. a connecting member; 7. a platform; 8. a top cover; 9. a circular level bubble; 10. a rod portion; 11. a torsion bar; 12. a housing; 13. a ball portion; 14. a stopper; 15. a wedge-shaped limiting block; 16. a bevel; 17. a base; 18. a thread; 19. a groove; 20. and a through hole.

Detailed Description

In the following, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the drawings in the embodiments of the present invention, and it should be understood that the terms "upper", "middle", "outer", "inner", "lower", and the like indicate orientations or positional relationships, and are only used for convenience of description of the present invention and simplification of description, but do not indicate or imply that the components or elements indicated must have specific orientations, and thus cannot be construed as limitations of the present invention.

The attached drawing is the utility model discloses a concrete embodiment, as shown in fig. 1-5, the utility model relates to a support frame for survey and drawing, including support frame and platform 7, the central authorities of platform 7 are equipped with connecting piece 6 for install the surveyor's level.

As shown in fig. 1, the support frame includes stand 1, and this stand 1 is extending structure, can manual height-adjusting, and the bottom of this stand 1 is equipped with connecting seat 2, and connecting seat 2 is used for articulated supporting leg 3, and supporting leg 3 has threely, is extending structure for the length of adjustment supporting leg 3, its lateral wall around connecting seat 2 evenly sets up. The top of supporting leg 3 articulates on connecting seat 2, and the bottom mounting of supporting leg 3 has stabilizer blade 4, and stabilizer blade 4 end is sharp-pointed, can insert soil fixed, and the top of stabilizer blade 4 lies in transversely to be equipped with footboard 5 on supporting leg 3, can exert oneself with the help of footboard 5 when inserting soil with the stabilizer blade.

As shown in fig. 3, 4 and 5, the top end of the upright post 1 is connected with the platform 7 through a fine adjustment device, the fine adjustment device comprises a shell 12, a ball connecting rod is arranged in the shell, the ball connecting rod is formed by fixedly connecting a ball part 13 and a rod part 10, the rod part 10 is vertically fixed on the ball part 13, wherein the ball part 13 is rotatably connected with the shell, the rod part 10 is fixed at the center of the bottom of the platform 7, a circular level bubble 9 is arranged on the platform 7, and the circular level bubble 9 is a universal level bubble for observing whether the platform 7 is in a horizontal state; the bottom of the outer shell 12 is fixedly connected with the top end of the upright post 1, the outer shell is cylindrical, and the inner wall of the outer shell is provided with threads 18 at the opening. A torsion bar 11 is transversely fixed on one side surface of the top cover 8 so as to facilitate the twisting of the top cover; a screw block protrudes downwards from the lower surface of the top cover 8, the upper half part of the screw block is provided with screw threads, the screw threads are matched with screw threads 18 on the shell 12, and the top cover 8 is connected with the shell 12 in a screw thread way; the lower half of the thread block is provided with a wedge-shaped limiting block 15, and the center of the wedge-shaped limiting block 15 is provided with a through hole 20.

As shown in fig. 4 and 5, the top center of the top cover 8 is recessed downward to form a groove 19, the bottom of the groove 19 is provided with a through hole 20, and the shape of the through hole 20 matches with the upper half of the ball 13 of the ball connecting rod. In the shell 12, the bottom center is provided with a base 17, a plurality of stoppers 14 are vertically arranged on the base 17, the upper ends of the stoppers 14 are slightly larger, the lower ends of the stoppers 14 are slightly smaller, the stoppers 14 are uniformly arranged around the base 17, and the bottom ends of the stoppers are hinged around the base 17 just like full-boiled lotus petals.

In addition, the top of the outer side of the stopper 14 is provided with an inclined surface 16, the inclined surface 16 can match with a wedge-shaped stopper 15 on the top cover 8, and when the top cover 8 is screwed downwards, the wedge-shaped stopper 15 can be inserted between the side wall of the shell 12 and the inclined surface of the stopper 14, so that the stopper 14 is pressed to stand. After the top cover 8 is screwed to the bottom, the plurality of wedge-shaped limiting blocks 15 just enable the plurality of stop blocks 14 to stand up, and the stop blocks 14 are just closed every two; the inner sides of the stoppers 14 are curved surfaces which are connected when closed to form a spherical cavity in which the lower half of the ball portion 13 of the ball-end connecting rod is placed and clamped, and the rod portion 10 of the ball-end connecting rod extends out of the housing 12 from the upper surface of the top cover 8 through the through-hole 20 and the groove 19. The top of the rod part 10 is fixedly connected with the platform 7, so that when the top cover 8 is screwed upwards, the limiting of the ball head connecting rod is relieved, the platform 7 can be manually adjusted, and when the top cover 8 is screwed downwards, the cambered surface on the stop block 14 and the through hole 20 on the top cover 8 can clamp and drive the ball head, so that the platform 7 is fixed at a certain angle.

The application steps of this example are as follows:

1. the supporting legs 3 are opened, the pedals 5 are stepped on, the supporting feet 4 are inserted into the ground, and then the height of the upright post 1 is adjusted;

2. the length of the supporting legs 3 is roughly adjusted, so that the platform 7 looks horizontal;

3. pinch torsion bar 11, rotate top cap 8, make top cap 8 rebound, when stirring platform 7, platform 7 can rotate.

4. And observing the circular level bubble, adjusting the platform 7 according to the level bubble, and when the level bubble is in the middle position, indicating that the platform 7 is in a horizontal state, screwing the top cover 8 downwards at the moment to clamp the bulb 13.

5. The level is fixed to a platform 7 by a connector 6.

The utility model discloses need not through supporting leg 3 leveling, but can directly pass through the audio-visual adjustment platform 7 of hand, compare prior art, saved the time of proofreading and correct once and again, to inexperienced people, operate more easily.

The preferred embodiments of the present invention have been disclosed in an effort to provide an illustration of the present invention, and they are not intended to be exhaustive or to limit the invention to the precise forms disclosed.

Claims

1. The utility model provides a support frame for survey and drawing, includes support frame and platform (7), its characterized in that: the support frame comprises an upright post (1), a connecting seat (2) is arranged at the bottom end of the upright post (1), and the connecting seat (2) is hinged with a support leg (3); the top of stand (1) is through accurate adjustment device connection platform (7), the accurate adjustment device includes the bulb connecting rod, the bulb connecting rod is formed by bulb (13) and pole portion (10) fixed connection, bulb (13) can rotate, the bottom central authorities at platform (7) are fixed in pole portion (10), be equipped with circular air level (9) on platform (7).

2. The support frame for surveying and mapping according to claim 1, wherein: the fine adjustment device also comprises a shell (12) with an opening at the top, the shell (12) is fixed at the top end of the upright post (1) and is cylindrical, and the inner wall of the shell is provided with a thread (18) at the opening; the shell (12) is in threaded connection with the top cover (8), a groove (19) is formed downwards in the center of the top cover (8), a through hole (20) is formed in the bottom of the groove (19), and the shape of the through hole (20) is matched with that of the ball head connecting rod; the bottom center is equipped with base (17) in shell (12), vertically on base (17) be equipped with dog (14).

3. The support frame for surveying and mapping according to claim 2, wherein: the plurality of the stop blocks (14) are uniformly arranged on the periphery of the base (17), the bottoms of the stop blocks are hinged to the base (17), the top of the outer side of the stop block (14) is provided with an inclined plane (16), the bottom of the top cover (8) is positioned on two sides of the through hole (20) and is provided with wedge-shaped limiting blocks (15), and the wedge-shaped limiting blocks and the inclined plane are matched to enable the stop blocks (14) to be closed; the inner sides of the stop blocks (14) are cambered surfaces, a spherical cavity is formed when the stop blocks are closed, a ball part (13) of the ball head connecting rod is arranged in the spherical cavity, and a rod part (10) of the ball head connecting rod extends out of the upper surface of the top cover (8) through a through hole (20) and a groove (19).

4. The support frame for surveying and mapping according to claim 2, wherein: and a torsion bar (11) is transversely fixed on one side of the top cover (8).

5. The support frame for surveying and mapping according to claim 1, wherein: and a connecting piece (6) is arranged in the center of the platform (7).

6. The support frame for surveying and mapping according to claim 1, wherein: supporting leg (3) have threely, and its lateral wall around connecting seat (2) evenly sets up, and its top articulates on connecting seat (2), the bottom mounting of supporting leg (3) has stabilizer blade (4), stabilizer blade (4) are terminal sharp-pointed, transversely be equipped with footboard (5) on the top of stabilizer blade (4) is located supporting leg (3).

7. The support frame for surveying and mapping according to claim 1, wherein: the upright column (1) and the supporting legs (3) are of telescopic structures.