CN215338361U

CN215338361U - Calibration equipment of slope meter

Info

Publication number: CN215338361U
Application number: CN202121619563.0U
Authority: CN
Inventors: 吴垠; 张洪宝; 马明; 郑晓晓; 林夕腾; 施嘉炜
Original assignee: Shanghai Institute of Measurement and Testing Technology
Current assignee: Shanghai Institute of Measurement and Testing Technology
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2021-12-28
Anticipated expiration: 2031-07-16

Abstract

The utility model relates to the technical field of slope gauge calibration, and particularly discloses a calibration device of a slope gauge. The calibration equipment of the slope meter comprises a base, a supporting platform, a pressing device and a driving device, wherein the base is at least part of a cylinder which is captured along the axis direction, and the bottom surface of the supporting platform can be meshed with the cylindrical surface of the base for transmission; the pressing device is used for pressing the standard gradiometer and the gradiometer to be detected to the supporting platform, and drives the supporting platform to rotate along the circumferential direction of the cylindrical surface on the base by using the driving device. The calibration equipment of the slope gauge has a simple structure, the angle adjustment in the calibration process is convenient, and the indication value of the slope gauge to be detected is accurate after calibration; meanwhile, the efficiency of calibrating the slope gauge to be inspected is improved by using the calibration device of the slope gauge.

Description

Calibration equipment of slope meter

Technical Field

The utility model relates to the technical field of slope gauge calibration, in particular to a calibration device of a slope gauge.

Background

The gradiometer is an economical and practical inclination measuring tool, the product has the functions of measuring absolute angle, relative angle, gradient, data maintenance and the like, is a necessary angle measuring tool for project planning inspection line, construction, installation, decoration, supervision, quality supervision, acceptance and the like, and is mainly applied to measurement of flatness, levelness, perpendicularity and gradient. Compared with the traditional measuring mode of 'seeing bubble movement and naked eye resolution', the measuring mode of the slope gauge 'electronic detection and digital display' is more accurate and visual.

With the development of the metering technology, the calibration of the slope gauge can ensure the accuracy and reliability of the slope magnitude; in the calibration process of the slope gauge, the standard slope gauge and the slope gauge to be detected need to be clamped on the same plane at the same time, the plane inclination angle is adjusted to a required angle, the indication error of the slope gauge to be detected and the standard slope gauge is observed at the moment, and then the slope gauge to be detected is adjusted. In the existing calibration process, the slope gauge is difficult to clamp on the same inclined plane, the angle adjustment of the inclined plane is inflexible, measurement errors easily occur in the actual operation process, and the accuracy and reliability of the slope magnitude are influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a calibration device of a slope gauge, which aims to solve the problems that in the prior art, the slope gauge is difficult to clamp on the same inclined plane, the angle adjustment of the inclined plane is inflexible, and further the measurement error is easy to occur in the operation process.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the present invention provides a calibration apparatus for an inclinometer, for calibrating the inclinometer, the calibration apparatus comprising:

the base is at least part of the cylinder cut along the axis direction;

the supporting platform is used for supporting the standard gradiometer and the gradiometer to be detected; the bottom surface of the supporting platform can be meshed with the cylindrical surface of the base for transmission;

the pressing device is arranged on the supporting platform and used for pressing the standard gradiometer and the gradiometer to be detected;

the driving device is arranged between the base and the supporting platform and used for driving the supporting platform to rotate on the base along the circumferential direction of the cylindrical surface.

Furthermore, a worm wheel is formed on the base along the circumferential direction of the cylindrical surface, a worm is arranged on the supporting platform, and the worm wheel is meshed with the worm.

Further, the driving device comprises a rotating handle arranged at one end of the worm, and the rotating handle is used for rotating the worm.

Furthermore, the pressing device comprises an upright post and a pressing sheet, the upright post is arranged on the supporting platform, and the pressing sheet is sleeved on the upright post in a sliding manner; the pressing piece is used for pressing the standard gradiometer and the gradiometer to be detected on the supporting platform.

Further, the supporting platform is provided with a mounting hole for mounting the upright; the number of the mounting holes is larger than or equal to that of the upright posts.

Further, the pressing piece faces one face of the supporting platform and is provided with an elastic gasket, and the elastic gasket is used for increasing the friction force between the pressing piece and the standard gradiometer and the gradiometer to be detected.

Furthermore, fan-shaped grooves which are coaxial with the base are respectively arranged at two ends of the base along the axis direction, and a limiting through groove is formed in the circumferential groove wall of each fan-shaped groove; the bottom surface of the supporting platform is convexly provided with a limiting part, and the limiting part is arranged in the limiting through groove in a sliding mode so as to limit the supporting platform to move in the axis direction of the base.

Furthermore, the limiting part penetrates through the limiting through groove, a stopping part is arranged at one end of the limiting part, which is located in the fan-shaped groove, and the stopping part can slide along the circumferential groove wall of the fan-shaped groove and is used for stopping the supporting platform from being separated from the base.

Further, the base all sets up connecting portion along the both ends of axis direction, connecting portion are used for with the calibration equipment of gradiometer is fixed with external equipment.

Further, the rotation range of the supporting platform on the base is 0-90 degrees.

The utility model has the beneficial effects that:

when the calibration equipment of the gradiometer is used, a standard gradiometer and a gradiometer to be detected are placed on a supporting platform, and the standard gradiometer and the gradiometer to be detected are respectively compressed by a compression device, so that the standard gradiometer and the gradiometer to be detected are stably positioned on the same inclined plane; furthermore, the driving device is driven, the supporting platform rotates on the base along the circumferential direction of the cylindrical surface under the meshing transmission of the supporting platform and the base and stably stops at a required angle at any time, so that the inclination angle of the supporting platform is adjusted, and the positions of the standard gradiometer and the gradiometer to be detected meet the calibration requirement; the calibration equipment of the slope gauge has a simple structure, the angle adjustment in the calibration process is convenient, and the indication value of the slope gauge to be detected is accurate after calibration; meanwhile, the efficiency of calibrating the slope gauge to be inspected is improved by using the calibration device of the slope gauge.

Drawings

Fig. 1 is a schematic structural diagram of a calibration device of an inclinometer according to an embodiment of the utility model;

FIG. 2 is a cross-sectional view of a slope gauge calibration apparatus provided in accordance with an embodiment of the present invention;

fig. 3 is a schematic structural diagram of another view angle of the calibration apparatus for the slope meter according to the embodiment of the present invention.

In the figure:

1. a base; 11. a cylindrical surface; 12. a fan-shaped groove; 121. a limiting through groove; 13. a connecting portion; 2. a support platform; 21. mounting holes; 22. a limiting member; 3. a standard slope gauge; 4. a slope meter to be detected; 5. a pressing device; 51. a column; 52. pressing the sheet; 6. a drive device; 61. a worm gear; 62. a worm; 621. the handle is rotated.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, it is intended that the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The present embodiment provides a calibration apparatus for an inclinometer, which is applied to the calibration of the indication value of the inclinometer. In the calibration process, can place standard slope meter 3 and wait to examine slope meter 4 on the calibration equipment, through changing the inclination that standard slope meter 3 and wait to examine slope meter 4 and locate, and then change standard slope meter 3 and wait to examine the indicating value of slope meter 4 to contrast standard slope meter 3 and the indicating value of waiting to examine slope meter 4, thereby calibrate waiting to examine slope meter 4.

As shown in fig. 1, the calibration apparatus for an inclinometer includes a base 1, a support platform 2, a pressing device 5, and a driving device 6. The base 1 is at least a part of a cylinder cut along the axis direction, and then the section of the base 1 can be stably placed on a plane; the bottom surface of the supporting platform 2 can be in meshed transmission with the cylindrical surface 11 of the base 1, and the supporting platform 2 is used for supporting the standard gradiometer 3 and the gradiometer 4 to be detected, so that the supporting platform 2 can rotate on the base 1 along the circumferential direction of the cylindrical surface 11 through meshed transmission of the supporting platform 2 and the base 1 and stably stops at a required angle at any time; the pressing device 5 is arranged on the supporting platform 2 and used for pressing the standard gradiometer 3 and the gradiometer 4 to be detected, so that the standard gradiometer 3 and the gradiometer 4 to be detected are stably positioned on the same inclined plane; drive arrangement 6 is used for ordering about supporting platform 2 along the circumferential direction of face of cylinder 11 on base 1 to the staff can be through ordering about drive arrangement 6 adjustment supporting platform 2's inclination, makes standard gradiometer 3 and wait to examine the position that gradiometer 4 is located satisfy the calibration demand. The calibration equipment of the slope gauge has a simple structure, the angle adjustment in the calibration process is convenient, and the indication value of the slope gauge to be detected is accurate after calibration; meanwhile, the efficiency of calibrating the slope gauge to be inspected is improved by using the calibration device of the slope gauge. Optionally, the rotation range of the supporting platform 2 on the base 1 is 0-90 degrees, so that the rotation range of the slope gauge is 0-90 degrees, and the requirement of the slope gauge on the adjustment range of the inclination angle can be met.

As shown in fig. 2 to 3, a worm wheel 61 is formed on the base 1 along the circumferential direction of the cylindrical surface 11, a worm 62 is arranged on the supporting platform 2, and the worm wheel 61 is meshed with the worm 62; the worm wheel 61 and the worm 62 which are meshed with each other form a worm and gear mechanism, so that the supporting platform 2 provided with the worm 62 can be rotated along the circumferential direction of the base 1 by rotating the worm 62, and the operation of the calibration equipment of the slope gauge by workers is facilitated.

Optionally, supporting platform 2 is equipped with the logical groove of placing worm 62, and worm 62 rotates and locates logical inslot, and wherein, logical groove has the opening, and supporting platform 2's bottom is located to the opening that leads to the groove to worm wheel 61 on the base 1 can stretch into logical inslot by the opening that leads to the groove, and then has realized worm wheel 61 and worm 62's intermeshing, has guaranteed the effective use of worm gear mechanism. Further alternatively, the driving device 6 includes a rotation handle 621 provided at one end of the worm 62, the rotation handle 621 being used to rotate the worm 62; specifically, rotatory handle 621 is the rocker of Z type, and the one end fixed connection of worm 62 is in the one end of rotatory handle 621 to the staff can make worm 62 rotate through the other end of operation rotatory handle 621, and then makes things convenient for the staff to change the inclination of supporting platform 2.

As shown in fig. 1, the pressing device 5 includes an upright 51 and a pressing sheet 52, the upright 51 is mounted on the supporting platform 2, and the pressing sheet 52 is slidably sleeved on the upright 51; the pressing sheet 52 is used for pressing the standard gradiometer 3 and the gradiometer 4 to be detected on the supporting platform 2; specifically, the stand 51 is the cylinder structure, and the one end that supports on the stand 51 of holding down piece 52 cover is for having open-ended ring structure, and open-ended both ends can fasten through bolt structure to make support down piece 52 fix in the different positions of stand 51, thereby conveniently support and press different types of gradiometer.

Optionally, the support platform 2 has mounting holes 21, the mounting holes 21 being used for mounting the uprights 51; the number of the mounting holes 21 is greater than or equal to the number of the columns 51; the upright post 51 is installed by arranging the installation hole 21 on the supporting platform 2, so that the upright post 51 and the supporting platform 2 can be arranged separately, and workers can conveniently replace the upright posts 51 of different types according to requirements; meanwhile, after the upright post 51 is disassembled, the calibration equipment of the gradiometer can be conveniently stored by workers, and the space required for storing the calibration equipment of the gradiometer is saved; when the quantity of mounting hole 21 is greater than the quantity of stand 51, can make stand 51 install on the mounting hole 21 of difference, or a plurality of stands 51 cooperate the use to reach more stable fixed to the gradiometer, and then satisfy the gradiometer of installing not unidimensional or different shape structures.

Further optionally, one surface of the pressing sheet 52 facing the supporting platform 2 is provided with an elastic gasket for increasing the friction force between the pressing sheet 52 and the standard slope gauge 3 and the slope gauge 4 to be detected; through using the elastic gasket, can prevent to support pressing piece 52 and support pressing the gradiometer after, the gradiometer can not realize firm the placing along the surperficial roll-off of supporting platform 2.

As shown in fig. 1, two ends of the base 1 along the axial direction are respectively provided with a fan-shaped groove 12 coaxial with the base 1, and the circumferential groove wall of the fan-shaped groove 12 is provided with a limiting through groove 121; a limiting piece 22 is convexly arranged on the bottom surface of the supporting platform 2, and the limiting piece 22 is slidably arranged in the limiting through groove 121 to limit the movement of the supporting platform 2 in the axial direction of the base 1; through locating part 22 slides in spacing logical groove 121, can guarantee that supporting platform 2 slides along the circumference of face of cylinder 11, simultaneously, locating part 22 all contacts with base 1 in the ascending both sides of base 1 axis direction to avoid supporting platform 2 at the removal of base 1's axis direction, guaranteed supporting platform 2 rotatory reliability on base 1.

Further, the limiting member 22 is disposed through the limiting through groove 121, and a stopping member is disposed at one end of the limiting member 22 located in the fan-shaped groove 12, and the stopping member can slide along a circumferential groove wall of the fan-shaped groove 12, so as to stop the supporting platform 2 from being separated from the base 1. Specifically, the stop member is detachably connected to the limit member 22, so that the operator can separate the support platform 2 from the base 1, and then the operator can conveniently install or repair the driving device 6, and meanwhile, the support platform 2 and the base 1 can be respectively stored, thereby reducing the packaging cost required in transporting the calibration equipment of the slope meter.

Optionally, the base 1 is provided with a connecting portion 13 at both ends along the axial direction, and the connecting portion 13 is used for fixing the calibration device of the slope meter and an external device. Specifically, connecting portion 13 is the cuboid that has the recess, and wherein the recess is seted up along base 1's axis direction to make things convenient for the staff to be fixed in different external equipment with the calibration equipment of gradiometer as required. Of course, the specific shape and structure of the connecting portion 13 may be modified according to actual needs, and this embodiment is not particularly limited.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. Calibration device for an inclinometer, characterized by comprising:

the base (1), the said base (1) is at least part that the cylinder cuts along the direction of axis;

the supporting platform (2) is used for supporting the standard slope gauge (3) and the slope gauge to be detected (4); the bottom surface of the supporting platform (2) can be in meshing transmission with the cylindrical surface (11) of the base (1);

the pressing device (5) is installed on the supporting platform (2) and used for pressing the standard gradiometer (3) and the gradiometer (4) to be detected;

the driving device (6) is used for driving the supporting platform (2) to rotate on the base (1) along the circumferential direction of the cylindrical surface (11).

2. The calibration apparatus for a slope gauge according to claim 1, wherein a worm wheel (61) is formed on the base (1) along the circumference of the cylindrical surface (11), a worm (62) is provided on the support platform (2), and the worm wheel (61) is engaged with the worm (62).

3. Calibration device for a slope gauge according to claim 2, characterized in that said driving means (6) comprise a rotation knob (621) provided at one end of said worm screw (62), said rotation knob (621) being adapted to turn said worm screw (62).

4. The apparatus for calibrating a slope meter according to claim 1, wherein the pressing device (5) comprises a vertical column (51) and a pressing sheet (52), the vertical column (51) is mounted on the supporting platform (2), and the pressing sheet (52) is slidably sleeved on the vertical column (51); the pressing piece (52) is used for pressing the standard gradiometer (3) and the gradiometer (4) to be detected on the supporting platform (2).

5. Calibration device for a slope gauge according to claim 4, characterized in that said support platform (2) has mounting holes (21), said mounting holes (21) being used for mounting said upright (51); the number of the mounting holes (21) is greater than or equal to the number of the columns (51).

6. Calibration device for gradiometers according to claim 4, characterised in that the pressing sheet (52) is provided, on its side facing the support platform (2), with elastic pads for increasing the friction between the pressing sheet (52) and the standard gradiometer (3) and the slope gauge to be checked (4).

7. The calibration equipment for the slope gauge according to claim 1, wherein fan-shaped grooves (12) coaxial with the base (1) are respectively arranged at two ends of the base (1) along the axial direction, and a limiting through groove (121) is formed in the circumferential groove wall of each fan-shaped groove (12); the bottom surface of the supporting platform (2) is convexly provided with a limiting part (22), and the limiting part (22) is slidably arranged in the limiting through groove (121) to limit the movement of the supporting platform (2) in the axis direction of the base (1).

8. Calibration device for a slope gauge according to claim 7, characterized in that said limit piece (22) is arranged through said limit through slot (121), and the end of said limit piece (22) located inside said sector-shaped groove (12) is provided with a stop piece slidable along the circumferential slot wall of said sector-shaped groove (12) for stopping the disengagement of said support platform (2) from said base (1).

9. The calibration apparatus for a slope gauge according to claim 1, wherein a connection portion (13) is provided at each end of the base (1) in the axial direction, the connection portion (13) being used to fix the calibration apparatus for a slope gauge with an external apparatus.

10. Calibration equipment for a slope gauge according to claim 1, characterized in that the rotation range of the support platform (2) on the base (1) is 0-90 °.