CN221006362U

CN221006362U - Calibrating mechanism of high-precision level

Info

Publication number: CN221006362U
Application number: CN202323155947.3U
Authority: CN
Inventors: 杜向东; 申洪飞; 封子健; 吴晨贺; 侯万岐
Original assignee: Hebei Geology And Mineral Science And Technology Development Co ltd
Current assignee: Hebei Geology And Mineral Science And Technology Development Co ltd
Priority date: 2023-11-22
Filing date: 2023-11-22
Publication date: 2024-05-24
Anticipated expiration: 2033-11-22

Abstract

The utility model relates to the technical field of level gauges, and provides a calibrating mechanism of a high-precision level gauge, which comprises: the device comprises a base, wherein horizontal bubbles are respectively and fixedly arranged on the periphery of the outer surface of the base, the number of the horizontal bubbles is four, the shapes and the sizes of the four horizontal bubbles are the same, the bottom end of the base is hinged with four brackets, and the four brackets are respectively symmetrical relative to the center of the base; the adjusting mechanism is arranged at the bottom end of the bracket; the driving mechanism is arranged on the right side of the bottom end of the bracket; the adjusting mechanism comprises four connecting blocks, the right ends of the four connecting blocks are movably sleeved with adjusting plates respectively, and the right ends of the adjusting plates are movably connected with the left ends of the brackets. Through the technical scheme, the problem that horizontal calibration cannot be carried out in the prior art is solved.

Description

Calibrating mechanism of high-precision level

Technical Field

The utility model relates to the technical field of leveling instruments, in particular to a calibration mechanism of a high-precision leveling instrument.

Background

The level gauge is an instrument for establishing a horizontal line of sight to measure the height difference between two points of the ground, and the principle is to measure the height difference between the two points of the ground according to the level measurement principle, and can be divided into a slight inclination level gauge, an automatic leveling level gauge, a laser level gauge and a digital level gauge according to the structure, and can be further divided into a precise level gauge and a common level gauge according to the precision, so that the level gauge is applied to national first-class level measurement and seismic level measurement, building engineering measurement, deformation and settlement monitoring, mine measurement and the like.

Because the convenience of level, more and more places need use the level, and in the in-process of using the level to carry out the measurement, because the object of measurement is different to make the level need carry out the measurement at various different places, but not all places are flat, so the level takes place the slope easily when placing, and the result of measuring using the level will receive the restriction of topography and produce the deviation this moment, if do not carry out the level calibration will not guarantee the accuracy of level measurement, consequently need improve this.

Disclosure of utility model

The utility model provides a calibration mechanism of a high-precision level, which solves the problem that horizontal calibration cannot be performed in the related technology.

The technical scheme of the utility model is as follows: a calibration mechanism for a high precision level, comprising:

The device comprises a base, wherein horizontal bubbles are respectively and fixedly arranged on the periphery of the outer surface of the base, the number of the horizontal bubbles is four, the shapes and the sizes of the four horizontal bubbles are the same, the bottom end of the base is hinged with four brackets, and the four brackets are respectively symmetrical relative to the center of the base;

the adjusting mechanism is arranged at the bottom end of the bracket;

the driving mechanism is arranged on the right side of the bottom end of the bracket;

The adjusting mechanism comprises four connecting blocks, the number of the connecting blocks is four, the four connecting blocks are respectively and fixedly arranged at the bottom ends of the four brackets, the four right ends of the inner parts of the connecting blocks are respectively and movably sleeved with an adjusting plate, the right ends of the adjusting plates and the left ends of the brackets are movably connected, the bottom ends of the adjusting plates penetrate through the connecting blocks and extend to the bottom ends of the connecting blocks, supporting legs are fixedly arranged at the bottom ends of the connecting blocks, the top ends of the supporting legs are movably connected with the bottom ends of the connecting blocks, pushing plates are hinged to the top ends of the inner parts of the adjusting plates, and the supporting legs are downwards moved by the movement of the pushing plates.

As a preferred technical solution of the present utility model, the driving mechanism includes:

The limiting grooves are formed in the inner walls of the left side and the right side of the connecting block, limiting blocks are movably sleeved at the rear end of the inside of the limiting grooves, two limiting blocks are fixedly arranged between the two limiting blocks, the pushing blocks are movably sleeved on the inner surface of the connecting block, and the top ends of the pushing blocks are hinged with the bottom ends of the pushing plates;

The threaded rod is movably sleeved in the connecting block, the outer surface of the threaded rod is in threaded sleeve connection with the inner surface of the pushing block, the left end of the threaded rod penetrates through the connecting block and extends to the outer portion of the connecting block, and a first handle is fixedly sleeved on the left end of the connecting block, and the right end of the first handle is movably connected with the left end of the connecting block.

As a preferable technical scheme of the utility model, a long rod is fixedly arranged in the middle of the bottom end of the base, a rectangular block is movably sleeved at the bottom of the outer surface of the long rod, supporting rods are respectively hinged to the periphery of the outer surface of the rectangular block, and the other ends of the supporting rods are hinged to the left end of the support.

As a preferable technical scheme of the utility model, the inside of the left end of the base is movably sleeved with a round rod, the bottom of the outer surface of the round rod is fixedly sleeved with a transmission gear, the transmission gear is movably sleeved in the inside of the left end of the base, the top end of the round rod penetrates through the base and extends to the outside of the base, and is fixedly sleeved with a second handle, and the bottom end of the second handle is movably connected with the top end of the base.

As a preferable technical scheme of the utility model, the middle end inside the base is movably sleeved with the round block, the outer surface of the round block is fixedly sleeved with the driven gear, the driven gear is movably sleeved inside the base, the outer surface of the driven gear is in meshed connection with the outer surface of the transmission gear, the top end of the round block penetrates through the base and extends to the top end of the base and is fixedly provided with the base, the bottom end of the base is movably connected with the top end of the base, the inside of the base is fixedly provided with the level body, and the rotation of the driven gear enables the level body to rotate.

As a preferable technical scheme of the utility model, the right side of the inside of the base is fixedly sleeved with the short rod, the outer surface of the short rod is movably sleeved with the clamping plate, the clamping plate is movably sleeved in the inside of the base, and the left end of the clamping plate is movably connected with the right end of the driven gear.

As a preferable technical scheme of the utility model, the right end in the base is fixedly sleeved with a clamping block, the right end of the clamping block is movably connected with the left end of the clamping plate, the right end in the base is fixedly sleeved with a rectangular plate positioned on the right side of the clamping plate, the bottom of the left end of the rectangular plate is fixedly provided with a spring, and the other end of the spring is fixedly arranged at the bottom of the right end of the clamping plate.

The working principle and the beneficial effects of the utility model are as follows:

Working principle: firstly, operating personnel place the surveyor's level after, the pulling support for the bracing piece produces a pulling force to the rectangle piece, the pulling rectangle piece moves down along the stock, until place the support, then operating personnel judges whether the surveyor's level takes place to incline through observing the level bubble, if have the sign of slope, operating personnel rotates the first handle that takes place to incline one side, make the threaded rod take place to rotate, the impeller can bring the impeller plate to move left along the rotation of threaded rod this moment, thereby make impeller plate pulling regulating plate and supporting leg take place to move down along the internal surface of connecting block, when the level bubble resumes to balance, can stop rotating first handle and begin to measure, because the bottom of four supports all can realize the independent regulation of supporting leg height through rotating first handle respectively, thereby make the surveyor's level all can realize horizontal calibration when different places use, and then improved the accuracy and the practicality of surveyor's level measurement.

According to the leveling instrument, the horizontal bubble, the adjusting plate, the supporting legs, the pushing plate and the threaded rod are arranged, when the first handle is rotated, the threaded rod is enabled to rotate, and due to the fact that the threaded rod is in threaded sleeve connection with the pushing block, the pushing block moves leftwards along the bottom end of the pushing plate under the action of the threaded rod, so that the top end of the pushing plate generates a pulling force on the adjusting plate, the supporting legs are pulled to move downwards along the inner surface of the connecting block along with the supporting legs, and horizontal calibration of the leveling instrument is achieved through cooperation of the horizontal bubble.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the front face of the present utility model;

FIG. 3 is a schematic cross-sectional view of a side face of the present utility model;

FIG. 4 is a schematic cross-sectional view of the connecting block of the present utility model;

FIG. 5 is a schematic cross-sectional view of a regulator plate of the present utility model;

FIG. 6 is a schematic cross-sectional view of the bottom of the present utility model;

FIG. 7 is a schematic view of a partial enlarged structure at A in FIG. 2;

fig. 8 is a partially enlarged schematic structural view at B in fig. 4.

In the figure: 1. a base; 2. horizontal bubble; 3. a bracket; 4. an adjusting mechanism; 401. a connecting block; 402. an adjusting plate; 403. support legs; 404. a pushing plate; 5. a driving mechanism; 501. a limit groove; 502. a limiting block; 503. a pushing block; 504. a threaded rod; 505. a first handle; 6. a long rod; 7. rectangular blocks; 8. a support rod; 9. a round bar; 10. a transmission gear; 11. a second handle; 12. round blocks; 13. a driven gear; 14. a base; 15. a level body; 16. a short bar; 17. a clamping plate; 18. a clamping block; 19. a rectangular plate; 20. and (3) a spring.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 8, the present utility model provides a calibration mechanism for a high-precision level, comprising:

The base 1, the four sides of the outer surface of the base 1 are respectively and fixedly provided with horizontal bubbles 2, the number of the horizontal bubbles 2 is four, the shapes and the sizes of the four horizontal bubbles 2 are the same, the bottom end of the base 1 is hinged with four brackets 3, the number of the brackets 3 is four, and the four brackets 3 are respectively and centrally symmetrical relative to the base 1;

the adjusting mechanism 4 is arranged at the bottom end of the bracket 3;

the driving mechanism 5 is arranged on the right side of the bottom end of the bracket 3;

Wherein, adjustment mechanism 4 is including connecting block 401, the quantity of connecting block 401 is four, four connecting blocks 401 are fixed mounting respectively in the bottom of four supports 3, the inside right-hand member of four connecting blocks 401 has movably sleeved adjusting plate 402 respectively, the right-hand member of adjusting plate 402 and the left end swing joint of support 3, the bottom of adjusting plate 402 runs through connecting block 401 and extends to the bottom of connecting block 401 and fixed mounting has supporting leg 403, the top of supporting leg 403 and the bottom swing joint of connecting block 401, the inside top of adjusting plate 402 articulates there is push plate 404, the removal of push plate 404 will make supporting leg 403 move down.

When the bottom of push plate 404 moves left, will make the top of push plate 404 produce a pulling force to the top inner wall of regulating plate 402, pulls regulating plate 402 and takes place the movement downwards along the internal surface of connecting block 401 with supporting leg 403, because the equal fixed mounting in bottom of four supports 3 connecting block 401, so operating personnel can realize the independent regulation to four support 3 height through the push plate 404 that removes every support 3 bottom respectively to cooperation horizontal bubble 2 has realized the horizontal calibration to the spirit level, and then has ensured the precision of spirit level measurement.

Wherein, actuating mechanism 5 includes:

The limiting grooves 501 are formed in the inner walls of the left side and the right side of the connecting block 401, limiting blocks 502 are movably sleeved at the rear end of the inside of the limiting grooves 501, the number of the limiting blocks 502 is two, a pushing block 503 is fixedly arranged between the two limiting blocks 502, the pushing block 503 is movably sleeved on the inner surface of the connecting block 401, and the top end of the pushing block 503 is hinged with the bottom end of the pushing plate 404;

The threaded rod 504, threaded rod 504 activity cup joints in the inside of connecting block 401, and the surface of threaded rod 504 and the internal surface screw thread of pushing block 503 cup joint, and the left end of threaded rod 504 runs through connecting block 401 and extends to the outside of connecting block 401 and fixedly cup joints first handle 505, the right-hand member of first handle 505 and the left end swing joint of connecting block 401.

When the first handle 505 is turned, the threaded rod 504 is rotated, so that the pushing block 503 screwed on the outer surface of the threaded rod 504 moves leftwards with the bottom end of the pushing plate 404.

Wherein, the middle part fixed mounting of base 1 bottom has stock 6, and rectangular block 7 has been cup jointed in the bottom activity of stock 6 surface, and the bracing piece 8 has been articulated respectively around the rectangular block 7 surface, and the other end of bracing piece 8 articulates the left end at support 3.

When the rectangular block 7 moves downwards, the support rod 8 will generate a pulling force on the support 3, and the support 3 is pulled to rotate towards the long rod 6.

Wherein, the inside activity of base 1 left end has cup jointed round bar 9, and the bottom of round bar 9 surface has fixedly cup jointed drive gear 10, and drive gear 10 activity cup joints in the inside of base 1 left end, and the top of round bar 9 runs through base 1 and extends to the outside of base 1 and has fixedly cup jointed second handle 11, the bottom of second handle 11 and the top swing joint of base 1.

When the second handle 11 is turned, the round bar 9 will be caused to rotate the transmission gear 10.

Wherein, the inside middle-end activity of base 1 has cup jointed circle piece 12, the surface fixed of circle piece 12 has cup jointed driven gear 13, driven gear 13 activity cup joints in the inside of base 1, the surface of driven gear 13 and the surface meshing of drive gear 10 are connected, the top of circle piece 12 runs through base 1 and extends to the top of base 1 and fixed mounting has base 14, the bottom of base 14 and the top swing joint of base 1, the inside fixed mounting of base 14 has the spirit level main part 15, the rotation of driven gear 13 will make the spirit level main part 15 take place to rotate.

Since the driven gear 13 is engaged with the transmission gear 10, the driven gear 13 rotates with the base 14 and the level body 15 when the transmission gear 10 rotates.

Wherein, the inside right side of base 1 is fixed to be cup jointed short rod 16, and the outward surface activity of short rod 16 has cup jointed cardboard 17, and cardboard 17 activity cup joints in the inside of base 1, the left end of cardboard 17 and the right-hand member swing joint of driven gear 13.

Due to the presence of the catch plate 17, the rotation of the driven gear 13 will be restricted, thereby preventing the driven gear 13 from rotating counterclockwise after clockwise rotation.

The right end inside the base 1 is fixedly sleeved with a clamping block 18, the right end of the clamping block 18 is movably connected with the left end of the clamping plate 17, the right end inside the base 1 is fixedly sleeved with a rectangular plate 19 positioned on the right side of the clamping plate 17, the bottom of the left end of the rectangular plate 19 is fixedly provided with a spring 20, and the other end of the spring 20 is fixedly arranged at the bottom of the right end of the clamping plate 17.

The presence of the spring 20 will cause the catch plate 17 to rotate and return to its original position.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a calibrating mechanism of high accuracy level, its characterized in that includes:

The device comprises a base (1), wherein horizontal bubbles (2) are respectively and fixedly arranged on the periphery of the outer surface of the base (1), the number of the horizontal bubbles (2) is four, the shapes and the sizes of the four horizontal bubbles (2) are the same, the bottom end of the base (1) is hinged with a support (3), the number of the support (3) is four, and the four supports (3) are respectively and symmetrically arranged relative to the center of the base (1);

The adjusting mechanism (4) is arranged at the bottom end of the bracket (3);

The driving mechanism (5) is arranged on the right side of the bottom end of the bracket (3);

Wherein, adjustment mechanism (4) is including connecting block (401), the quantity of connecting block (401) is four, four connecting block (401) are fixed mounting respectively in the bottom of four support (3), four inside right-hand member of connecting block (401) has movably sleeved regulating plate (402) respectively, the right-hand member of regulating plate (402) and the left end swing joint of support (3), the bottom of regulating plate (402) runs through connecting block (401) and extends to the bottom and fixed mounting of connecting block (401) have supporting leg (403), the top of supporting leg (403) and the bottom swing joint of connecting block (401), the inside top of regulating plate (402) articulates there is push plate (404), the removal of push plate (404) will make supporting leg (403) move down.

2. The calibration mechanism of a high precision level of claim 1, wherein: the driving mechanism (5) comprises:

The limiting grooves (501) are formed in the inner walls of the left side and the right side of the connecting block (401), limiting blocks (502) are movably sleeved at the rear ends of the inside of the limiting grooves (501), the number of the limiting blocks (502) is two, pushing blocks (503) are fixedly arranged between the two limiting blocks (502), the pushing blocks (503) are movably sleeved on the inner surface of the connecting block (401), and the top ends of the pushing blocks (503) are hinged with the bottom ends of the pushing plates (404);

Threaded rod (504), threaded rod (504) activity cup joints in the inside of connecting block (401), the surface of threaded rod (504) and the internal surface screw thread of pushing block (503) cup joint, the left end of threaded rod (504) runs through connecting block (401) and extends to the outside of connecting block (401) and fixedly cup joints first handle (505), the right-hand member of first handle (505) and the left end swing joint of connecting block (401).

3. The calibration mechanism of a high precision level of claim 1, wherein: the middle part fixed mounting of base (1) bottom has stock (6), rectangle piece (7) have been cup jointed in the bottom activity of stock (6) surface, articulated respectively around rectangle piece (7) surface have bracing piece (8), the left end at support (3) is articulated to the other end of bracing piece (8).

4. The calibration mechanism of a high precision level of claim 1, wherein: the inside activity of base (1) left end has cup jointed round bar (9), fixed transmission gear (10) of cup jointing in the bottom of round bar (9) surface, transmission gear (10) activity cup joints in the inside of base (1) left end, the top of round bar (9) runs through base (1) and extends to the outside of base (1) and fixedly cup joints second handle (11), the bottom of second handle (11) and the top swing joint of base (1).

5. The calibration mechanism of a high precision level of claim 1, wherein: inside middle-end activity of base (1) has cup jointed circle piece (12), the external surface fixed of circle piece (12) has cup jointed driven gear (13), driven gear (13) activity cup joints in the inside of base (1), the surface of driven gear (13) and the surface meshing of drive gear (10) are connected, the top of circle piece (12) runs through base (1) and extends to the top and the fixed mounting of base (1) have base (14), the top swing joint of the bottom of base (14) and base (1), the inside fixed mounting of base (14) has level main part (15), the rotation of driven gear (13) will make level main part (15) take place to rotate.

6. The calibration mechanism of a high precision level of claim 1, wherein: the novel electric power steering device is characterized in that a short rod (16) is fixedly sleeved on the right side of the inside of the base (1), a clamping plate (17) is movably sleeved on the outer surface of the short rod (16), the clamping plate (17) is movably sleeved in the inside of the base (1), and the left end of the clamping plate (17) is movably connected with the right end of the driven gear (13).

7. The calibration mechanism of a high precision level of claim 1, wherein: the right-hand member of inside of base (1) is fixed to be cup jointed fixture block (18), the right-hand member of fixture block (18) and the left end swing joint of cardboard (17), the inside right-hand member of base (1) is fixed to be cup jointed rectangular board (19) that are located cardboard (17) right side, the bottom fixed mounting of rectangular board (19) left end has spring (20), the bottom at cardboard (17) right-hand member is fixed to the other end fixed mounting of spring (20).