CN220206700U - Centering rod for RTK measuring instrument - Google Patents

Abstract

The utility model provides a centering rod for an RTK measuring instrument, which is characterized in that: the device comprises a rod body adjusting assembly with adjustable length, wherein one end of the rod body adjusting assembly is connected with a lower rod body, the other end of the rod body adjusting assembly is connected with a connecting component of an RTK measuring instrument, and a circular plate base is connected to the lower rod body. According to the utility model, the rod body adjusting assembly, the lower rod body, the circular plate and the connecting member are organically combined, so that the circular plate base can limit the depth of the lower end of the middle rod extending into the silt in the water, the condition that the lower end of the middle rod is inserted into a measuring device connected with the lower end of the middle rod to influence the accuracy of measuring results is avoided, and meanwhile, the height range of the whole adjustment of the rod body adjusting assembly is increased, and the height adjustment is convenient and quick.

Description

Centering rod for RTK measuring instrument

Technical Field

The utility model relates to the field of support for RTK measuring instruments, in particular to a centering rod for an RTK measuring instrument.

Background

The self-matching centering rod of the conventional RTK measuring instrument is designed mainly aiming at a land measuring mode, a rod body is generally made of carbon fiber materials, and the bottom of the rod body is basically in a pointed foot structure.

But when the existing centering rod is used for supporting the RTK measuring instrument to measure in water, water can enter the rod body, and the water cannot be poured out easily, so that the weight of the rod body of the centering rod is increased, and the use of operators can be affected. Meanwhile, the lower end of the centering rod is a tip, so that underwater silt is easy to penetrate, and the problem that the RTK measuring instrument measures error data in the height measurement process and influences the measuring result caused by the fact that the centering rod integrally sinks deeper is solved.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provides a centering rod for an RTK measuring instrument in water.

The application provides the following technical scheme:

the centering rod for the RTK measuring instrument comprises a rod body adjusting assembly with adjustable length, wherein the rod body adjusting assembly comprises a sleeve, a pair of adjusting holes which are distributed at intervals are formed in the sleeve, an inner rod is respectively inserted into the upper end and the lower end of the sleeve, a fixed column with one end extending out of the corresponding adjusting hole is arranged on each inner rod, and a locking piece which is correspondingly matched with the outer wall of the sleeve is arranged on each fixed column;

the lower end of one of the inner rods is connected with a lower rod body, the upper end of the other inner rod is connected with a connecting component of the RTK measuring instrument, and the lower end of the lower rod body is connected with a circular plate base.

On the basis of the technical scheme, the following further technical scheme is also available:

the outer wall of the inner rod is provided with a scale for marking the height.

The lower end of the lower rod body is connected with a cone body which is coaxially distributed, the circular plate base is provided with a mounting hole which is correspondingly matched with the lower end of the lower rod body, the lower end of the lower rod body is inserted into the mounting hole and fixedly connected with the mounting hole, and the tip of the cone body protrudes out of the bottom surface of the circular plate base.

The bottom surface of the circular plate base is provided with a blind hole, a base point alignment bulge is connected in the blind hole, the tip end of the base point alignment bulge is conical, extends out of the blind hole for a certain distance, and the tip ends of the base point alignment bulge, the blind hole and the circle center of the circular plate base are coaxially distributed.

The connecting component is a screw rod with one end connected with the inner rod.

The connecting component comprises a base fixedly connected with the inner rod, a vertical plate is connected to the base fixedly connected with the connecting component, two clamping claws are hinged to the vertical plate, clamping claw supporting pieces are further connected to the vertical plate between the two clamping claws, and elastic pieces corresponding to the clamping claws are symmetrically arranged on the clamping claw supporting pieces.

The clamping jaw is of an L-shaped structure; the claw supporting piece is of a T-shaped structure, and the elastic piece is made of telescopic rubber or a spring.

The adjusting hole is a strip hole.

The utility model has the advantages that:

according to the utility model, the shaft adjusting assembly, the lower rod body, the circular plate and the connecting member are organically combined, the stress area of pressure is effectively enlarged through the circular plate base, the pressure in unit area is reduced, the condition that the lower end of the middle rod is inserted into a measuring device connected with the middle rod to influence the accuracy of measuring results is avoided, meanwhile, the height range of the whole adjustment of the shaft adjusting assembly is increased, and the height adjustment is convenient and quick. Two kinds of different connecting elements structural design make this device can connect the RTK measuring instrument of different models, have improved the application scope of this device.

Drawings

FIG. 1 is a schematic structural view of embodiment 1 of the present utility model;

FIG. 2 is an enlarged view of FIG. 1 in the direction A;

FIG. 3 is an enlarged view of FIG. 1 in the direction B;

FIG. 4 is a schematic structural view of embodiment 2 of the present utility model;

fig. 5 is a schematic view of the disk base in fig. 4.

Detailed Description

Examples

As shown in fig. 1-3, a centering rod for an RTK measuring instrument includes an adjustable length shaft adjustment assembly 101. The shaft adjusting assembly 101 includes a sleeve 1012, a pair of adjusting holes 1013 spaced apart from each other are provided in the sleeve 1012, the adjusting holes 1013 are elongated, and two adjusting holes 1013 are vertically disposed along an axial direction of the sleeve 1012.

An inner rod 1011 capable of moving up and down is inserted into the upper and lower ends of the sleeve 1012, a fixed column 1014 with one end extending out of the corresponding adjusting hole 1013 is arranged on each inner rod 1011, a thread section is arranged at the end of the extending end of the fixed column 1014, and a locking member 1015 is connected on the thread section in a threaded manner. The locking member 1015 is a nut that is tightened to lock the inner rod 1011 against the outer wall of the sleeve 1012. A scale 1016 for identifying the height is provided on the outer wall of the inner rod 1011.

A lower rod body 102 is connected to the lower end of an inner rod 1011 at the lower end of the sleeve 1012, and a coaxially distributed cone 1032 is connected to the lower end. A circular plate base 103 is provided, a mounting hole 1031 corresponding to the lower end of the lower rod body 102 is provided on the circular plate base 103, the lower end of the lower rod body 102 is inserted into the mounting hole 1031 and is connected and fixed with the lower rod body by welding or inserting, and the tip of the fixed cone 1032 protrudes out of the bottom surface of the circular plate base 103 for a certain length.

The connection member 104 of the RTK measuring instrument is fixedly connected to the top end of an inner rod 1011 located at the upper end of the sleeve 1012. The connection member 104 includes a base 1045 fixedly connected to the top end of the inner rod 1011, and a riser 1041 is connected to the fixed connection base 1045.

Two symmetrically distributed claws 1042 are hinged on the vertical plate 1041 through a hinge shaft 1043, and each claw 1042 comprises an intersecting long section and a shorter section with one end connected and is of an L-shaped structure as a whole. The shorter sections of the two pawls 1042 each Xiang Li extend outside the plate 1041.

A claw support 1044 is further connected to the riser 1041 between the two claws 1042, the claw support 1044 has a T-shaped structure, and the elastic member 1046 is a stretchable rubber.

The cone, the lower rod body, the inner rod, the sleeve, the base and the claw supporting pieces are coaxially distributed.

When the RTK measuring instrument is mounted on the connecting member 104, when the two claws 1042 are rotated inwards and close together, the elastic piece 1046 is compressed, at this time, the distance between the two shorter sections of the claws is reduced, so that the two shorter sections are inserted into the mounting groove at the bottom of the RTK measuring instrument to be connected, then the external force is removed to rebound the elastic piece to push the distance between the two shorter sections of the claws which are rotated outwards to increase and prop against the mounting groove inner wall at the bottom of the TK measuring instrument, and the mounting of the complete RTK measuring instrument is fixed.

Examples

As shown in fig. 4 and 5, embodiments 2 and 1 differ in that: the lower end of the lower rod body 102 is directly connected and fixed with the upper surface of the circular plate base 103. A blind hole 1033 is arranged on the bottom surface of the circular plate base 103, a base point alignment protrusion 1034 is connected in the blind hole 1033, the tip end of the base point alignment protrusion 1034 is conical, the tip end extends out of the blind hole 1033 for a certain distance, and the tip ends of the base point alignment protrusion 1034, the blind hole 1033 and the circle center of the circular plate base 103 are coaxially distributed.

The connecting member 104 is a screw rod with one end coaxially connected to the inner rod 1011. The connection is performed by screwing the screw into a mounting screw hole on the base of the RTK measuring instrument.

The circular plate base, the lower rod body, the inner rod, the sleeve and the connecting component are coaxially distributed.

The diameter of the sleeve in examples 1 and 2 was 3-5cm and the diameter of the disk base was 8-12cm.

Claims (8)

1. A centering rod for an RTK measuring instrument, characterized by: the adjustable length type pole body adjusting device comprises a pole body adjusting component (101) with adjustable length, wherein the pole body adjusting component (101) comprises a sleeve (1012), a pair of adjusting holes (1013) which are distributed at intervals are formed in the sleeve (1012), an inner pole (1011) is respectively inserted into the upper end and the lower end of the sleeve (1012), a fixed column (1014) with one end extending out of the corresponding adjusting hole (1013) is arranged on each inner pole (1011), and locking pieces (1015) which are correspondingly matched with the outer wall of the sleeve (1012) are arranged on the fixed column (1014);

the lower end of one inner rod (1011) is connected with a lower rod body (102), the upper end of the other inner rod (1011) is connected with a connecting component (104) of an RTK measuring instrument, and the lower end of the lower rod body (102) is connected with a circular plate base (103).

2. A centering rod for an RTK measuring instrument as claimed in claim 1, wherein: the outer wall of the inner rod (1011) is provided with a scale (1016) for marking the height.

3. A centering rod for an RTK measuring instrument as claimed in claim 1, wherein: the lower end of the lower rod body (102) is connected with a cone body (1032) which is coaxially distributed, the circular plate base (103) is provided with a mounting hole (1031) which is correspondingly matched with the lower end of the lower rod body (102), and the lower end of the lower rod body (102) is inserted into the mounting hole (1031) and is fixedly connected with the mounting hole, and the tip of the cone body (1032) protrudes out of the bottom surface of the circular plate base (103).

4. A centering rod for an RTK measuring instrument as claimed in claim 1, wherein: the bottom surface of the circular plate base (103) is provided with a blind hole (1033), a base point alignment protrusion (1034) is connected in the blind hole (1033), the tip end of the base point alignment protrusion (1034) protrudes out of the blind hole (1033) for a distance, and the tip end of the base point alignment protrusion (1034), the blind hole (1033) and the circle center of the circular plate base (103) are coaxially distributed.

5. A centering rod for an RTK measuring instrument as claimed in claim 1, wherein: the connecting member (104) is a screw rod having one end connected to the inner rod (1011).

6. A centering rod for an RTK measuring instrument as claimed in claim 1, wherein: the connecting member (104) comprises a base (1045) fixedly connected with an inner rod (1011), a vertical plate (1041) is connected to the base (1045) fixedly connected, two clamping claws (1042) are hinged to the vertical plate (1041), clamping claw supporting pieces (1044) are further connected to the vertical plate (1041) between the two clamping claws (1042), and elastic pieces (1046) corresponding to the clamping claws (1042) are symmetrically arranged on the clamping claw supporting pieces (1044).

7. A centering rod for an RTK measuring instrument as claimed in claim 6, wherein: the clamping claw (1042) is of an L-shaped structure; the claw supporting piece (1044) is of a T-shaped structure, and the elastic piece (1046) is of telescopic rubber or a spring.

8. A centering rod for an RTK measuring instrument as claimed in claim 1, wherein: the adjustment hole (1013) is a long hole.