Calibration auxiliary device for geodetic height measuring instrument

Abstract

The utility model provides a calibration auxiliary device for a geodetic height measuring instrument, and relates to the technical field of calibration auxiliary devices, the calibration auxiliary device comprises a mounting plate, a first protective shell is fixed at the bottom of the mounting plate close to the corner, and a driving motor with an output end facing the bottom is mounted in the first protective shell. A driving motor is arranged on the mounting plate, a threaded drill bit is arranged at the output end of the driving motor, a conical head is arranged at the bottom of the threaded drill bit, a bearing plate is arranged above the mounting plate, and a level gauge is arranged at the center of the bottom of the bearing plate. The calibration auxiliary device for the geodetic height measuring instrument can be well fixed and installed even on the ground with different heights or a soft foundation, and the convenience and practicability of the calibration auxiliary device for the geodetic height measuring instrument during fixed installation are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of calibration auxiliary devices, in particular to a calibration auxiliary device for a geodetic height measuring instrument. Background Art

[0002] Geodetic instrument, a combined precision instrument for surface measurement, is composed of a theodolite, a total station, a GPS, a target card and a laser plummet. An installation cavity perpendicular to the inner cavity of the vertical axis is opened on the side wall of the vertical axis of the theodolite, total station, GPS or target card, a reflecting prism is installed at the innermost end, a laser plummet is fixed at the entrance, a hole is opened on the upper end face of the horizontal axis bracket of the telescope of the theodolite and total station, a laser plummet is fixed through the bracket, and a laser plummet is fixed on the telescope of the theodolite and total station above the intersection of its horizontal axis, respectively forming a measuring instrument that can be centered on a point, centered on a point, and centered on both points, and a calibration auxiliary device is required when the geodetic instrument is installed and used;

[0003] The existing calibration auxiliary device for geodetic height measuring instruments is often used on a flat ground at a construction site. However, the geodetic instrument may be placed on a ground with different heights or a soft foundation during actual use. When employees operate the geodetic instrument for measurement, the overall center of gravity may shift and the instrument may topple over, which may easily cause injury to the staff. Therefore, we propose a calibration auxiliary device for geodetic height measuring instruments. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art. The existing geodetic height measuring instruments are often located on a flat ground at a construction site when used with a calibration auxiliary device. However, the geodetic instrument may be placed on a ground with different heights or a soft foundation during actual use. When employees operate the geodetic instrument for measurement, the overall center of gravity may shift and the instrument may topple over, which may easily cause harm to the staff.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A calibration auxiliary device for a geodetic height measuring instrument comprises a mounting plate, a first protective shell is fixed to the bottom of the mounting plate near the corner, a driving motor with an output end facing the bottom is installed inside the first protective shell, a threaded drill bit is arranged at the output end of the driving motor, a cone head is arranged at the bottom of the threaded drill bit, a bearing plate is arranged above the mounting plate, and a level is arranged at the bottom center of the bearing plate.

[0007] As a preferred solution of the utility model, an electric cylinder with its output end facing the supporting plate is symmetrically arranged at the top of the mounting plate, a rotating column is arranged at the output end of the electric cylinder, and a second protective shell is arranged at the bottom of the mounting plate and on the outer periphery of the electric cylinder.

[0008] The technical effect of adopting the above further solution is: the rotating column can be driven to rise by turning on the electric cylinder, and the second protective shell can protect the electric cylinder.

[0009] As a preferred solution of the utility model, a connecting seat is provided at the bottom of the supporting plate corresponding to the electric cylinder, a rotating groove is opened on one side of the connecting seat corresponding to the rotating column, the rotating column extends into the interior of the rotating groove, and the rotating column is rotatably connected to the rotating groove.

[0010] The technical effect of adopting the above further scheme is: through the rotational connection between the rotating column and the rotating groove, the electric cylinder can smoothly lift the supporting plate after being turned on, thereby changing the angle of the supporting plate to complete the calibration assistance of the geodetic instrument.

[0011] As a preferred solution of the utility model, the threaded drill bit and the cone head are both made of stainless steel.

[0012] The technical effect of adopting the above further solution is that the threaded drill bit and the cone head made of stainless steel are more stable in structure, have a longer service life, and will not easily rust during use.

[0013] As a preferred solution of the utility model, a mounting groove is provided at the top of the bearing plate, and a plurality of threaded holes are provided at equal intervals on the inner bottom surface of the mounting groove.

[0014] The technical effect of adopting the above further solution is that the geodetic instrument can be conveniently installed through the installation grooves and threaded holes.

[0015] As a preferred solution of the utility model, a control button is arranged on the right side of the carrying plate.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] In the utility model, through the design of the driving motor, the threaded drill bit, the cone head and the level, when fixing the device on the ground with different heights or a soft foundation, the staff can directly insert the cone head into the ground to complete the initial fixation, and then the driving motor can be turned on by the control button, so that the driving motor can drive the threaded drill bit to rotate, and the threaded drill bit can penetrate into the soil layer when rotating, so as to better fix the device, so that the calibration auxiliary device for the geodetic height measuring instrument can also be well fixed and installed on the ground with different heights or a soft foundation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of the overall structure of a calibration auxiliary device for a geodetic height measuring instrument provided by the utility model;

[0019] Figure 2 A side anatomical diagram of the overall structure of a calibration auxiliary device for a geodetic height measuring instrument provided by the utility model;

[0020] Figure 3 The utility model provides a schematic diagram of the structure of a connecting seat of a calibration auxiliary device for a geodetic height measuring instrument.

[0021] Legend: 1. Mounting plate; 101. Electric cylinder; 102. Rotating column; 103. Second protective shell; 2. First protective shell; 201. Driving motor; 202. Threaded drill bit; 203. Cone head; 3. Loading plate; 301. Level; 302. Connecting seat; 303. Rotating groove; 304. Mounting groove; 305. Threaded hole; 4. Control button. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] To facilitate understanding of the present invention, a more comprehensive description of the present invention will be given below with reference to the relevant literature, and several embodiments of the present invention are provided. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0024] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may also be a central element. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field to which the present invention belongs. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0026] Example 1

[0027] like Figure 1-3 As shown, the utility model provides a technical solution: a calibration auxiliary device for a geodetic height measuring instrument, comprising a mounting plate 1, a first protective shell 2 is fixed to the bottom of the mounting plate 1 near the corner, a driving motor 201 with the output end facing the bottom is installed inside the first protective shell 2, the first protective shell 2 can protect the driving motor 201, a threaded drill bit 202 is arranged at the output end of the driving motor 201, the threaded drill bit 202 can penetrate into the soil layer when rotating, a cone head 203 is arranged at the bottom of the threaded drill bit 202, the cone head 203 can play a preliminary fixing role, a bearing plate 3 is arranged above the mounting plate 1, the bearing plate 3 is used to carry the geodetic measuring instrument, a level 301 is arranged at the bottom center of the bearing plate 3, and the level 301 can monitor the horizontal angle of the bearing plate 3.

[0028] Example 2

[0029] like Figure 1-3 As shown, an electric cylinder 101 with its output end facing the supporting plate 3 is symmetrically arranged at the top of the mounting plate 1, a rotating column 102 is arranged at the output end of the electric cylinder 101, and a second protective shell 103 is arranged at the bottom of the mounting plate 1 and located on the outer periphery of the electric cylinder 101. By turning on the electric cylinder 101, the rotating column 102 can be driven to rise, and the second protective shell 103 can protect the electric cylinder 101.

[0030] A connecting seat 302 is provided at the bottom of the supporting plate 3 corresponding to the electric cylinder 101, and a rotating groove 303 is opened on one side of the connecting seat 302 corresponding to the rotating column 102. The rotating column 102 extends into the interior of the rotating groove 303, and the rotating column 102 is rotatably connected to the rotating groove 303. Through the rotatable connection between the rotating column 102 and the rotating groove 303, the electric cylinder 101 can smoothly lift the supporting plate 3 after being turned on, thereby changing the angle of the supporting plate 3 to complete the calibration assistance of the geodetic instrument.

[0031] The threaded drill bit 202 and the cone head 203 are both made of stainless steel. The threaded drill bit 202 and the cone head 203 made of stainless steel have a relatively stable structure and a long service life and will not easily rust during use.

[0032] A mounting groove 304 is formed at the top of the bearing plate 3 , and a plurality of threaded holes 305 are formed at equal intervals on the inner bottom surface of the mounting groove 304 . The geodetic instrument can be conveniently installed through the mounting groove 304 and the threaded holes 305 .

[0033] A control button 4 is arranged on the right side of the carrying plate 3 .

[0034] The working process of the utility model is as follows: when it is necessary to use a calibration auxiliary device for a geodetic height measuring instrument on a ground with different heights or a soft foundation, first, the staff can directly insert the cone head 203 into the ground to complete the initial fixation, and then the driving motor can be turned on by the control button 4, so that the driving motor 201 can drive the threaded drill bit 202 to rotate, and the threaded drill bit 202 can penetrate into the soil layer when rotating, so as to better fix the device for the second time. After the fixation is completed, the electric cylinder 101 can be turned on, and the electric cylinder 101 will drive the bearing plate 3 to change its horizontal angle through the rotating column 102 and the connecting seat 302, and the level 301 will monitor the angle of the bearing plate 3 in real time until the angle of the bearing plate 3 reaches the actual demand. Compared with the existing calibration auxiliary device for geodetic height measuring instruments, the device can be well fixed and installed even on the ground with different heights or a soft foundation, which improves the convenience and practicality of the calibration auxiliary device for geodetic height measuring instruments during fixed installation.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A calibration auxiliary device for a geodetic height measuring instrument, comprising a mounting plate (1), characterized in that: A first protective shell (2) is fixed to the bottom of the mounting plate (1) near the corner, a driving motor (201) with an output end facing the bottom is installed inside the first protective shell (2), a threaded drill bit (202) is arranged at the output end of the driving motor (201), a cone head (203) is arranged at the bottom of the threaded drill bit (202), a supporting plate (3) is arranged above the mounting plate (1), and a level (301) is arranged at the bottom center of the supporting plate (3).

2. The calibration auxiliary device for a geodetic height measuring instrument according to claim 1, characterized in that: An electric cylinder (101) with an output end facing the supporting plate (3) is symmetrically arranged at the top of the mounting plate (1), a rotating column (102) is arranged at the output end of the electric cylinder (101), and a second protective shell (103) is arranged at the bottom of the mounting plate (1) and located on the periphery of the electric cylinder (101).

3. The calibration auxiliary device for a geodetic height measuring instrument according to claim 2, characterized in that: A connecting seat (302) is provided at the bottom of the supporting plate (3) corresponding to the electric cylinder (101); a rotating groove (303) is provided on one side of the connecting seat (302) corresponding to the rotating column (102); the rotating column (102) extends into the interior of the rotating groove (303); and the rotating column (102) is rotatably connected to the rotating groove (303).

4. The calibration auxiliary device for a geodetic height measuring instrument according to claim 1, characterized in that: The threaded drill bit (202) and the cone head (203) are both made of stainless steel.

5. The calibration auxiliary device for a geodetic height measuring instrument according to claim 1, characterized in that: The top of the bearing plate (3) is provided with a mounting groove (304), and the inner bottom surface of the mounting groove (304) is provided with a plurality of threaded holes (305) at equal intervals.

6. The calibration auxiliary device for a geodetic height measuring instrument according to claim 1, characterized in that: A control button (4) is arranged on the right side of the carrying plate (3).

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