CN216202114U

CN216202114U - Mapping instrument positioning device for engineering mapping

Info

Publication number: CN216202114U
Application number: CN202122370298.3U
Authority: CN
Inventors: 谭磊; 曾晨曦; 王�琦; 潘新任
Original assignee: Vocational Skill Appraisal And Guidance Center Of Ministry Of Natural Resources; Beijing Municipal Engineering Research Institute
Current assignee: Vocational Skill Appraisal And Guidance Center Of Ministry Of Natural Resources; Beijing Municipal Engineering Research Institute
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-04-05
Anticipated expiration: 2031-09-29

Abstract

The utility model provides a mapping instrument positioning device for engineering mapping, and relates to the technical field of engineering mapping. This mapping instrument positioner is used in engineering survey and drawing, including mount table and base, the base is located the below of mount table, is provided with the pivot between mount table and the base, both ends are fixed respectively to run through both ends around the mount table around the pivot, and the external fixed surface of pivot has cup jointed the worm wheel, and the below meshing of worm wheel has the worm, and both ends rotate respectively about running through the base about both ends of worm, and two links of last fixed surface of base are connected with, and the upper end of two links is rotated and is cup jointed the surface in the pivot. This mapping appearance positioner is used in engineering survey and drawing through setting up the dead slot, detecting tray and ball, has reached and has been convenient for adjust the mount table to the effect of level form through observing, has solved ground not smooth a bit, and whether the mapping appearance at the unable definite top is in balanced state, influences the measuring result's of mapping appearance problem.

Description

Mapping instrument positioning device for engineering mapping

Technical Field

The utility model relates to the technical field of engineering surveying and mapping, in particular to a surveying and mapping instrument positioning device for engineering surveying and mapping.

Background

The engineering survey is a general term of all surveying and mapping work in engineering construction, and includes various measurement work performed in surveying, designing, constructing and managing stages of the engineering construction, and the engineering survey is divided into engineering control measurement and topographic measurement in a surveying and designing stage, construction measurement and equipment installation measurement in a construction stage, completion measurement in a completion and managing stage, and the like according to the work sequence and properties of the engineering survey.

The surveying instrument is that planning design, construction and management carry out the required various orientation of usefulness of measurement work in the stage in engineering construction, the range finding, the angle of measurement, the height measurement, the instrument in aspects such as mapping and photogrammetry, in order to make the surveying instrument more stable when using, generally adopt the tripod to fix a position the surveying instrument, but present surveying instrument positioner for engineering survey need adjust the position of A-frame before measuring, because ground is not level a bit, can't confirm whether the surveying instrument at top is in balanced state, influence the measuring result of surveying instrument.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a mapping instrument positioning device for engineering mapping, which solves the problem that the measurement result of the mapping instrument is influenced because some ground is not flat and whether the mapping instrument at the top is in a balanced state cannot be determined.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides an engineering is mapping and drawing uses surveying instrument positioner, including mount table and base, the base is located the below of mount table, be provided with the pivot between mount table and the base, both ends are fixed respectively and run through both ends around the mount table around the pivot, the external surface fixed of pivot has cup jointed the worm wheel, the below meshing of worm wheel has the worm, both ends about the base are rotated respectively to both ends about the worm, two links of upper surface fixed connection of base, the upper end of two links is rotated and is cup jointed at the surface of pivot, the worm wheel is located between two links, the place ahead of mount table is provided with detects the dish, detect the back of dish and the positive fixed connection of pivot, the dead slot has been seted up in the front of detecting the dish, the inside roll of dead slot is pegged graft and is had the ball.

The below of base is provided with the throw-out collar, and the inside of throw-out collar is provided with three supporting leg, and the upper end of supporting leg is articulated with the lower extreme of base, is provided with the threaded rod between the three supporting leg, and the upper end of threaded rod is rotated and is pegged graft in the bottom surface of base, and the throw-out collar screw thread cup joints the surface at the threaded rod.

Preferably, the bottom surface of throw-out collar slides and runs through there is three montant, the upper end of montant and the bottom surface fixed connection of base, three montant and three supporting leg crisscross distribution.

Preferably, the bottom surface fixedly connected with of supporting leg is followed closely, and three supporting legs are with the axis circumference array evenly distributed of threaded rod.

Preferably, two stop levers are arranged in front of the ball bearings and are fixedly inserted into the hollow groove.

Preferably, the shape of the empty groove is circular arc, and the circular arc axis of the empty groove is coaxial with the axis of the rotating shaft.

Preferably, the rotating handle is fixedly sleeved at one end of the threaded rod, which is located below the push ring, and the grab handle is fixedly sleeved at one end of the worm, which is located on the right side of the mounting table.

(III) advantageous effects

The utility model provides a mapping instrument positioning device for engineering mapping. The method has the following beneficial effects:

1. this mapping appearance positioner is used in engineering survey and drawing, through setting up the dead slot, detect dish and ball, after opening the supporting leg and supporting the completion, observe the position of ball in the dead slot, if the ball is located the middle part of dead slot then the mount table is in the level form, if not be in the middle part, rotate worm and worm wheel meshing, it rotates to drive the mount table through the pivot, make the ball slide to the dead slot middle part, reached and be convenient for adjust the effect of level form with the mount table through observing, it is not smooth to have solved ground a bit, can't confirm whether the mapping appearance at top is in balanced state, influence the problem of the measuring result of mapping appearance.

2. This mapping instrument positioner is used in engineering survey and drawing through setting up throw-out collar and threaded rod, rotates the threaded rod and meshes with the throw-out collar, drives the throw-out collar and reciprocates, makes the open maximum angle production of supporting leg change, adjusts the height of base apart from ground.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection between a worm and a worm wheel according to the present invention;

FIG. 3 is a schematic view of the connection between the push ring and the vertical rod of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 2 according to the present invention.

Wherein, 1 mount table, 2 bases, 3 pivots, 4 worms, 5 worm wheels, 6 link, 7 detection plates, 8 dead slots, 9 push rings, 10 supporting legs, 11 threaded rods, 12 vertical rods, 13 spikes, 14 stop levers, 15 balls, 16 rotating handles and 17 grab handles.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the utility model provides a mapping instrument positioning device for engineering surveying and mapping, which comprises an installation platform 1 and a base 2, wherein the base 2 is positioned below the installation platform 1, a measuring instrument is installed on the installation platform 1, a rotating shaft 3 is arranged between the installation platform 1 and the base 2, the front end and the rear end of the rotating shaft 3 are respectively and fixedly penetrated through the front end and the rear end of the installation platform 1, a worm wheel 5 is fixedly sleeved on the outer surface of the rotating shaft 3, a worm 4 is meshed below the worm wheel 5, the worm 4 is meshed with the worm wheel 5 to prevent the installation platform 1 from rotating under the pressure of the measuring instrument, the left end and the right end of the worm 4 are respectively and rotatably penetrated through the left end and the right end of the base 2, two connecting frames 6 are fixedly connected to the upper surface of the base 2, the upper ends of the two connecting frames 6 are rotatably sleeved on the outer surface of the rotating shaft 3, and the worm wheel 5 is positioned between the two connecting frames 6.

The place ahead of mount table 1 is provided with detects dish 7, detect the back of dish 7 and the front fixed connection of pivot 3, detect the front of dish 7 and seted up dead slot 8, the shape of dead slot 8 is circular-arcly, the circular arc axis of dead slot 8 and the coaxial setting of axis of pivot 3, the inside roll of dead slot 8 is pegged graft and is had ball 15, ball 15 and the 8 clearance fit of dead slot, make ball 15 can smooth the roll in dead slot 8, the place ahead of ball 15 is provided with two pin 14, two pin 14 are all fixed the inside of pegging graft at dead slot 8, pin 14 prevents that ball 15 from falling out in dead slot 8.

A push ring 9 is arranged below the base 2, three supporting legs 10 are arranged inside the push ring 9, the upper ends of the supporting legs 10 are hinged with the lower end of the base 2, threaded rods 11 are arranged among the three supporting legs 10, nail spurs 13 are fixedly connected with the bottom surfaces of the supporting legs 10, the three supporting legs 10 are uniformly distributed in an axis circumferential array of the threaded rods 11, the nail spurs 13 are nailed into the ground when the device is used, the device is prevented from sliding, a rotating handle 16 is fixedly sleeved at one end of the threaded rod 11, which is positioned below the push ring 9, a grab handle 17 is fixedly sleeved at one end of the worm 4, which is positioned on the right side of the mounting table 1, the upper end of the threaded rod 11 is rotatably inserted into the bottom surface of the base 2, the push ring 9 is in threaded sleeve connection with the outer surface of the threaded rod 11, three vertical rods 12 are slidably penetrated through the bottom surface of the push ring 9, the upper ends of the vertical rods 12 are fixedly connected with the bottom surface of the base 2, and the three vertical rods 12 are distributed in a staggered manner with the three supporting legs 10, the vertical rod 12 prevents the push ring 9 from rotating when being meshed with the threaded rod 11, the support legs 10 are different in opening angle due to the difference of the heights of the push ring 9, and the height of the base 2 from the ground is adjusted.

The theory of operation, rotation threaded rod 11 and the meshing of throw-out collar 9, it reciprocates to drive throw-out collar 9, make the open maximum angle of supporting leg 10 produce the change, adjust the height of base 2 apart from ground, simultaneously with nailing 13 into ground, improve the stability of supporting leg 10, after opening supporting leg 10 and supporting the completion, observe the position of ball 15 in dead slot 8, if ball 15 is located the middle part of dead slot 8 then mount table 1 is in the level form, if not in the middle part, rotate worm 4 and worm wheel 5 meshing, drive mount table 1 through pivot 3 and rotate, make ball 15 slide to the middle part of dead slot 8, make mount table 1 be in the level form.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an engineering is mapping with surveying appearance positioner, includes mount table (1) and base (2), its characterized in that: the detection device is characterized in that the base (2) is positioned below the mounting table (1), a rotating shaft (3) is arranged between the mounting table (1) and the base (2), the front end and the rear end of the rotating shaft (3) respectively and fixedly penetrate through the front end and the rear end of the mounting table (1), a worm wheel (5) is fixedly sleeved on the outer surface of the rotating shaft (3), a worm (4) is meshed below the worm wheel (5), the left end and the right end of the worm (4) respectively and rotatably penetrate through the left end and the right end of the base (2), the upper surface of the base (2) is fixedly connected with two connecting frames (6), the upper ends of the two connecting frames (6) are rotatably sleeved on the outer surface of the rotating shaft (3), the worm wheel (5) is positioned between the two connecting frames (6), a detection disc (7) is arranged in front of the mounting table (1), the back surface of the detection disc (7) is fixedly connected with the front surface of the rotating shaft (3), an empty groove (8) is formed in the front surface of the detection disc (7), a ball (15) is inserted in the hollow groove (8) in a rolling way;

the improved structure is characterized in that a push ring (9) is arranged below the base (2), three supporting legs (10) are arranged inside the push ring (9), the upper ends of the supporting legs (10) are hinged to the lower end of the base (2), a threaded rod (11) is arranged between the three supporting legs (10), the upper end of the threaded rod (11) is rotatably inserted into the bottom surface of the base (2), and the push ring (9) is sleeved on the outer surface of the threaded rod (11) in a threaded manner.

2. The surveying instrument positioning device for engineering surveying and mapping according to claim 1, characterized in that: the bottom surface of the push ring (9) is provided with three vertical rods (12) in a sliding penetrating manner, the upper ends of the vertical rods (12) are fixedly connected with the bottom surface of the base (2), and the three vertical rods (12) and the three supporting legs (10) are distributed in a staggered manner.

3. The surveying instrument positioning device for engineering surveying and mapping according to claim 1, characterized in that: the bottom surface fixedly connected with nail thorn (13) of supporting leg (10), three supporting leg (10) are with the axis circumference array evenly distributed of threaded rod (11).

4. The surveying instrument positioning device for engineering surveying and mapping according to claim 1, characterized in that: two stop levers (14) are arranged in front of the ball (15), and the two stop levers (14) are fixedly inserted in the hollow groove (8).

5. The surveying instrument positioning device for engineering surveying and mapping according to claim 1, characterized in that: the shape of the empty groove (8) is arc-shaped, and the arc axis of the empty groove (8) is coaxial with the axis of the rotating shaft (3).

6. The surveying instrument positioning device for engineering surveying and mapping according to claim 1, characterized in that: the threaded rod (11) is fixedly sleeved with a rotating handle (16) at one end below the push ring (9), and a grab handle (17) is fixedly sleeved at one end of the worm (4) on the right side of the mounting table (1).