CN210804119U - Device convenient to engineering measuring instrument centering - Google Patents

Device convenient to engineering measuring instrument centering Download PDF

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Publication number
CN210804119U
CN210804119U CN201922498622.2U CN201922498622U CN210804119U CN 210804119 U CN210804119 U CN 210804119U CN 201922498622 U CN201922498622 U CN 201922498622U CN 210804119 U CN210804119 U CN 210804119U
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bowl
engineering
floating
base
shaped container
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CN201922498622.2U
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Chinese (zh)
Inventor
林清辉
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Taizhou Vocational and Technical College
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Taizhou Vocational and Technical College
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Abstract

The utility model provides a device convenient to engineering measuring instrument centering belongs to engineering measurement technical field. The problem of how to conveniently realize engineering measurement instrument centering among the prior art has been solved to it. The utility model provides a device convenient to engineering measuring instrument centering, includes the support frame, the support frame includes the base and articulates a plurality of regulation stabilizer blades on the base, be connected with a plurality of foot spirals on the base, a plurality of foot spirals upper end spiro union have the flat board that is used for engineering measuring instrument to place, the base lower extreme is fixed with the positioning disk that has the central point, the device still includes laser emitter, bowl form container and can suspend the body in bowl form container, laser emitter sets up on the body, works as the body suspension is in bowl form container time laser emitter vertical up and bowl form container can restrict body horizontal migration. This device convenient to engineering measuring instrument centering can conveniently realize engineering measuring instrument accurate centering operation fast.

Description

Device convenient to engineering measuring instrument centering
Technical Field
The utility model belongs to the technical field of the engineering survey, a device convenient to engineering measuring instrument centering is related to.
Background
Theodolite and total station in the existing engineering measuring instrument need to be subjected to complicated centering and leveling operations before use. Centering means that the vertical axis of the instrument points to the center of the earth and accurately aligns to the center of a leveling point; leveling means that the horizontal axis of the instrument is parallel to the ground level surface, and the instrument is in a horizontal state.
The concrete operation steps of the existing engineering measuring instrument for centering and leveling are as follows:
the method comprises the following steps: the centering operation is to observe the center of a leveling point through an optical centering device and search the position of the center point through integrally moving a tripod.
Step two: leveling is achieved by raising or lowering the foot rest of the tripod or the foot screw on the base of the tripod to center the circular leveling bubble, at which point the instrument is substantially level, but the centering can deviate.
Step three: and centering again, generally, the optical centering device is moved to accurately find the central point, and the tripod can also be integrally moved to accurately find the central point.
Step four: and leveling again in the same step two. The instrument is accomplished to centering and flattening many times of centering flattening repeatedly, wherein in the centering operation, owing to be the mode that the optics centralizer throws in the levelling point center, the levelling center point is far away from the observation point position relatively, is not convenient for observe, need observe from top to bottom repeatedly just can accomplish the centering operation, the centering operation is loaded down with trivial details, it is longer to consume the time, and is inefficient, therefore, how conveniently realize engineering measuring instrument centering is the problem that prior art personnel need solve.
Disclosure of Invention
The utility model discloses to the above-mentioned problem that prior art exists, provide a device convenient to engineering measuring instrument centering, the utility model aims to solve the technical problem that: how to conveniently realize the centering of the engineering measuring instrument.
The purpose of the utility model can be realized by the following technical proposal:
the utility model provides a device convenient to engineering measuring instrument centering, includes the support frame, the support frame includes the base and articulates a plurality of regulation stabilizer blades on the base, be connected with a plurality of foot spirals on the base, a plurality of foot spirals upper end spiro union have the flat board that is used for engineering measuring instrument to place, the base lower extreme is fixed with the positioning disk that has the central point, the device still includes laser emitter, bowl form container and can suspend the body in bowl form container, laser emitter sets up on the body, works as the body suspension is in bowl form container time laser emitter vertical up and bowl form container can restrict body horizontal migration.
The bottom end of a bowl-shaped container is arranged at a leveling point, the center of the bottom end of the bowl-shaped container corresponds to a leveling central point, a proper amount of liquid is injected into the bowl-shaped container, a floating body is suspended in the bowl-shaped container to be in a horizontal state, the bowl-shaped container can limit the horizontal movement of the floating body to prevent the floating body from moving in the bowl-shaped container and play a limiting role, a laser transmitter can be always opposite to the center of the bottom end of the bowl-shaped container, the laser transmitter is started to enable the laser transmitter to project a light source, a support frame is erected above the laser transmitter through a plurality of adjusting support legs, the support frame is integrally moved to enable the projection light source to be superposed with the central point of a positioning disk fixed at the lower end of a base, and the centering operation of an instrument can be completed, the plurality of foot screws are adjusted to perform leveling operation on the engineering measuring instrument arranged on the flat plate.
In the device for facilitating the alignment of the engineering measuring instrument, the floating body is of a round table structure, the inner side surface of the bowl-shaped container is an annular limiting surface, when the floating body is suspended in the bowl-shaped container, the top end edge of the floating body is abutted against the annular limiting surface, the laser emitter is connected to the center of the top end of the floating body, the floating body is suspended in the bowl-shaped container to enable the floating body to be in a horizontal state, the annular limiting surface plays a role in horizontally limiting the floating body, the laser emitter is connected to the center of the top end of the floating body to enable the laser emitter to be opposite to the center of the bottom end of the bowl-;
a concave hole is formed in the center of the bottom surface of the bowl-shaped container, and a leveling center convex point is connected in the concave hole, so that the center of the bottom end of the bowl-shaped container corresponds to a leveling center point;
the positioning disc is in threaded connection with the lower end of the base through a plurality of foot screws I, the foot screws I can facilitate the position adjustment of the positioning disc and the fixed connection of the positioning disc to the lower end of the base, and meanwhile, the observation of the coincidence of a projection light source of the laser emitter and the center of the positioning disc is facilitated;
the positioning disc is of a cylindrical structure, so that the central point of the positioning disc is easy to set;
the positioning disc is a transparent body, so that the observation of the coincidence of a projection light source of the laser emitter and the center of the positioning disc is facilitated;
the number of the adjusting support legs is 3, and the support frame can be erected by 3 adjusting support legs, so that the support frame is convenient to erect and adjust;
the base is provided with a mounting platform, the plurality of feet are spirally connected to the mounting platform, so that the engineering measuring instrument is horizontally arranged on a flat plate, and the leveling operation can be conveniently and quickly completed through the plurality of feet.
Compared with the prior art, the utility model has the advantages as follows:
the bottom end of the bowl-shaped container is arranged at a leveling point, the center of the bottom end of the bowl-shaped container corresponds to the leveling center point, a proper amount of liquid is injected into the bowl-shaped container, the floating body is suspended in the container to enable the floating body to be in a horizontal state, the edge of the top end of the floating body is abutted to the annular limiting surface to play a horizontal limiting role, the center of the top end of the floating body is connected with a laser transmitter which can be always opposite to the center of the bottom end of the bowl, namely the laser emitter is opposite to the leveling center point, the support frame is adjusted to ensure that the projection light source of the laser emitter is superposed with the center point of the positioning disc fixed at the lower end of the base, the centering operation of the instrument can be completed, the light source projected on the positioning disk is closer to human eyes, the observation is convenient, the centering is more convenient, consequently, can conveniently realize engineering measuring instrument centering operation fast, adjusts a plurality of foot spirals and can carry out the flattening operation to the engineering measuring instrument of setting on the flat board.
Drawings
Fig. 1 is a schematic structural diagram of the device for facilitating alignment of the engineering measurement instrument of the present invention.
Figure 2 is a cross-sectional view of the bowl, float and laser transmitter.
In the figure, 1, a support frame; 2. a base; 3. adjusting the support legs; 4. a foot spiral; 5. a flat plate; 6. positioning a plate; 7. a laser transmitter; 8. a bowl-shaped container; 9. a float; 10. an annular limiting surface; 11. a foot is screwed for one; 12. mounting a platform; 13. a concave hole.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1 and 2, the utility model discloses a device convenient to engineering measuring instrument centering, including support frame 1, support frame 1 includes base 2 and articulates a plurality of regulation stabilizer blades 3 on base 2, it is preferred, it is 3 to adjust the support, be equipped with mounting platform 12 on the base 2, be connected with a plurality of foot spirals 4 on the mounting platform 12, the spiro union has dull and stereotyped 5 that is used for engineering measuring instrument to place on a plurality of foot spirals 4, make engineering measuring instrument level arrange dull and stereotyped 5 in, can conveniently accomplish the flattening operation fast through a plurality of foot spirals 4, 2 lower extreme fixedly connected with positioning disk 6 of base, positioning disk 6 passes through a foot spiral 11 spiro union in the 2 lower extremes of base, it is preferred, positioning disk 6 is cylindrical structure, positioning disk 6 is the transparent body, be convenient for laser emitter 7 throw the observation of light source and positioning disk 6 center.
The device also comprises a laser emitter 7, a bowl-shaped container 8 and a floating body 9 capable of being suspended in the bowl-shaped container 8, wherein the floating body 9 is of a round table-shaped structure, the inner side surface of the bowl-shaped container 8 is an annular limiting surface 10, 9 top edges of body and the spacing face of annular 10 looks hugging closely when the body 9 suspends in bowl form container 8, laser emitter 7 is connected in 9 top center departments of body, body 9 suspends and makes body 9 be in the horizontality in bowl form container 8, the spacing face of annular 10 plays limiting displacement to body 9, laser emitter 7 is connected in 9 top center departments of body, it is relative with 8 bottom centers of bowl form container all the time to make laser emitter 7, 8 bottom center departments of bowl form container are equipped with shrinkage pool 13, level center bump is connected in shrinkage pool 13, it is corresponding with the level central point to make 8 bottom centers of bowl form container and level central point, so laser emitter 7 is relative with the level central point.
The bottom surface of a bowl-shaped container 8 is provided with a concave hole 13 which is connected with a convex point of a level center, the center of the bottom end of the bowl-shaped container 8 corresponds to the center point of the level, a proper amount of liquid is injected into the bowl-shaped container 8, a floating body 9 is suspended in the bowl-shaped container 8, the floating body 9 is in a horizontal state, the edge of the top end of the floating body 9 is abutted with an annular limiting surface 10 when the floating body 9 is suspended in the bowl-shaped container 8, the floating body 9 is prevented from moving horizontally in the bowl-shaped container 8, the limiting effect is achieved, a laser transmitter is connected with the center of the top end of the floating body 9 and can be always opposite to the center of the bottom end of the bowl-shaped container 8, the laser transmitter is opposite to the center point of the level, the laser transmitter is started to enable the laser transmitter to project a light source, can accomplish the centering operation of instrument, because the light source distance that projects on the positioning disk 6 is nearer to people's eye, be convenient for observe, the centering is more convenient, consequently, can conveniently realize engineering measuring instrument centering operation fast.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (8)

1. A device convenient for centering an engineering measuring instrument comprises a support frame (1), wherein the support frame (1) comprises a base (2) and a plurality of adjusting support legs (3) hinged on the base (2), the base (2) is connected with a plurality of foot spirals (4), the upper ends of the foot spirals (4) are in threaded connection with a flat plate (5) for placing engineering measuring instruments, it is characterized in that a positioning disc (6) with a central point is fixed at the lower end of the base (2), the device also comprises a laser emitter (7), a bowl-shaped container (8) and a floating body (9) capable of being suspended in the bowl-shaped container (8), wherein the laser emitter (7) is arranged on the floating body (9), when the floating body (9) is suspended in the bowl-shaped container (8), the laser emitter (7) faces upwards vertically, and the bowl-shaped container (8) can limit the horizontal movement of the floating body (9).
2. The device for facilitating the alignment of the engineering measuring instrument is characterized in that the floating body (9) is of a circular truncated cone structure, the inner side surface of the bowl-shaped container (8) is provided with an annular limiting surface (10), the edge of the top end of the floating body (9) abuts against the annular limiting surface (10) when the floating body (9) is suspended in the bowl-shaped container (8), and the laser emitter (7) is connected to the center of the top end of the floating body (9).
3. The device for facilitating alignment of engineering and measurement instruments according to claim 1 or 2, wherein the bowl-shaped container (8) is provided with a concave hole (13) at the center of the bottom surface.
4. The device for facilitating the centering of engineering measurement instruments according to claim 1 or 2, characterized in that the positioning plate (6) is screwed to the lower end of the base (2) by a plurality of foot screws one (11).
5. The device for facilitating alignment of an engineering surveying instrument according to claim 1 or 2, characterized in that the puck (6) is of cylindrical construction.
6. The device for facilitating alignment of engineering and measurement instruments according to claim 1 or 2, wherein the positioning plate (6) is a transparent body.
7. The arrangement for facilitating alignment of an engineering surveying instrument according to claim 1 or 2, characterized in that the number of the adjusting feet (3) is 3.
8. The device for facilitating alignment of engineering and measurement instruments according to claim 1 or 2, wherein the base (2) is provided with a mounting platform (12), and the plurality of foot screws (4) are connected to the mounting platform (12).
CN201922498622.2U 2019-12-31 2019-12-31 Device convenient to engineering measuring instrument centering Active CN210804119U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922498622.2U CN210804119U (en) 2019-12-31 2019-12-31 Device convenient to engineering measuring instrument centering

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922498622.2U CN210804119U (en) 2019-12-31 2019-12-31 Device convenient to engineering measuring instrument centering

Publications (1)

Publication Number Publication Date
CN210804119U true CN210804119U (en) 2020-06-19

Family

ID=71232945

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922498622.2U Active CN210804119U (en) 2019-12-31 2019-12-31 Device convenient to engineering measuring instrument centering

Country Status (1)

Country Link
CN (1) CN210804119U (en)

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