CN216668737U

CN216668737U - RTK centering rod

Info

Publication number: CN216668737U
Application number: CN202220220165.XU
Authority: CN
Inventors: 刘鑫
Original assignee: First Geological Brigade of Shandong Provincial Bureau of Geology and Mineral Resources of First Geological and Mineral Exploration Institute of Shandong Province
Current assignee: First Geological Brigade of Shandong Provincial Bureau of Geology and Mineral Resources of First Geological and Mineral Exploration Institute of Shandong Province
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-06-03
Anticipated expiration: 2032-01-26

Abstract

The utility model provides a RTK centering rod, relates to centering rod technical field, including the outer tube, sliding fit has interior pole in the outer tube, interior pole upper end is equipped with the RTK receiver, be equipped with a plurality of extrusion locating holes on the interior pole, install extrusion locating component in the extrusion locating hole, extrusion locating component tip is worn out the outer tube and is fixed with outer tube locking. This device is with the help of the locking bolt among the extrusion locating hole and the fungible prior art of extrusion locating component to the technical defect of the slippage of pole and outer pole in solving now, even if take place frictional wear with the extrusion locating hole because of the extrusion stopper, with the help of extrusion match with the extrusion locating hole extrusion and through the nut screw still can accomplish fine locking effect.

Description

RTK centering rod

Technical Field

The utility model relates to the field of centering rods, in particular to an RTK centering rod.

Background

In GPS measurement, if static, rapid static and dynamic measurement, the centimeter-level precision can be obtained only by resolving afterwards, and RTK real-time differential positioning is a measurement method which can obtain the centimeter-level positioning precision in real time in the field, and the appearance of the method greatly improves the field operation efficiency.

RTK need use the centering rod when using, the straight-bar of the vertical setting of centering rod, the upper end of centering rod is used for connecting RTK, because often use locking bolt to fix interior pole in the above-mentioned structure, locking bolt and outer pole threaded connection often dismantle and screw up locking bolt, the slippage of pole and outer pole in the locking bolt takes place to damage and leads to interior pole and outer pole.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides an RTK centering rod which can avoid the problems.

The technical scheme adopted by the utility model for solving the technical problem is as follows:

the utility model provides a RTK centering rod, includes the outer tube, sliding fit has interior pole in the outer tube, interior pole upper end is equipped with the RTK receiver, be equipped with a plurality of extrusion locating holes on the interior pole, install extrusion locating component in the extrusion locating hole, extrusion locating component tip is worn out the outer tube and is fixed with outer tube locking.

Furthermore, the extrusion positioning hole is a tapered hole or a trapezoidal hole.

Further, the extrusion locating component comprises an extrusion plug, one end of the extrusion plug is provided with a connecting rod, the connecting rod is connected with a clamping block, the other end of the extrusion plug is provided with a screw rod, the outer tube is provided with a through hole through which the screw rod can pass conveniently, the outer tube is provided with a clamping hole, the middle part of the clamping hole is provided with a central hole, and when the extrusion plug is inserted into the extrusion locating hole, the clamping block is clamped in the clamping hole and the screw rod is screwed and fixed through a nut after passing through the through hole.

Furthermore, the extrusion positioning holes are linearly arrayed on the inner rod.

Furthermore, when the extrusion positioning holes are conical holes, small hole ends and large hole ends of the conical holes are arrayed on the inner rod in sequence in a crossed mode.

Furthermore, when the extrusion positioning holes are trapezoidal holes, the narrow hole ends and the wide hole ends of the trapezoidal holes are intersected and sequentially arrayed on the inner rod.

Further, the outer tube is fixedly sleeved with a support, the support comprises a sleeve, a plurality of supporting plates are arranged on the sleeve, a rotating shaft is arranged on the supporting plates, and telescopic supporting legs are rotatably connected to the rotating shaft. Furthermore, the telescopic leg comprises an outer leg pipe, an inner leg rod is matched in the outer leg pipe in a sliding mode, an adjusting knob is connected to the outer leg pipe in a threaded mode, and the inner leg rod can move along the outer leg pipe and can be located at one position on the outer leg pipe through the adjusting knob.

Further, the sleeve is located between the two extruded locating components.

Furthermore, the extrusion positioning assembly comprises an extrusion plug, a screw rod is arranged at one end of the extrusion plug, a through hole allowing the screw rod to pass through is formed in the outer tube, and when the extrusion plug is inserted into the extrusion positioning hole, the screw rod is screwed and fixed through a nut after passing through the through hole.

The utility model has the beneficial effects that: this device is with the help of the locking bolt among the extrusion locating hole and the extrusion locating component fungible prior art to the technical defect of the slippage of pole and outer pole in solving current, even if take place frictional wear with the extrusion locating hole because of the extrusion stopper, with the help of extrusion match with the extrusion locating hole extrusion and through the nut screw still can accomplish fine locking effect.

Drawings

FIG. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a second embodiment of the present invention;

FIG. 3 is a schematic view of a positioning hole structure;

FIG. 4 is an enlarged view of a portion of FIG. 2 at A;

FIG. 5 is a schematic view of the stent structure;

FIG. 6 is a schematic structural diagram of a third embodiment of the present invention;

in the figure: 1-outer tube, 12-center hole, 13-clamping hole, 14-through hole, 2-inner rod, 21-extrusion positioning hole, 3-RTK receiver, 41-extrusion plug, 42-connecting rod, 43-clamping block, 44-screw rod, 45-nut, 5-bracket, 51-sleeve, 52-support plate, 53-rotating shaft, 54-outer leg tube, 55-adjusting knob and 56-inner leg support rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, and 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 therefore, should not be taken as limiting the scope of the present invention.

As shown in fig. 1 to 5, the RTK centering rod comprises an outer tube 1, an inner rod 2 is slidably fitted in the outer tube, and an RTK receiver 3 is arranged at the upper end of the inner rod.

In at least one embodiment, the inner rod is provided with a plurality of extrusion positioning holes 21, and in cooperation with the extrusion positioning holes, extrusion positioning components are installed in the extrusion positioning holes, and the end parts of the extrusion positioning components penetrate through the outer pipe and are locked and fixed with the outer pipe.

Furthermore, the extrusion positioning hole can be a tapered hole or a trapezoidal hole.

Further, the extrusion locating component includes an extrusion stopper 41, extrusion stopper one end is equipped with connecting rod 42, the connecting rod is connected with fixture block 43, and the extrusion stopper other end is equipped with screw rod 44, and the complex is with it, be equipped with the through-hole 14 that makes things convenient for the screw rod to pass on the outer tube, be equipped with a screens hole 13 on the outer tube, screens hole middle part is equipped with a centre bore 12, and when the extrusion stopper inserted the extrusion locating hole, the fixture block joint was screwed fixedly through nut 45 behind the screens downthehole and screw rod passed the through-hole.

Further, as shown in fig. 6, the extrusion positioning assembly includes an extrusion plug 41, one end of the extrusion plug is provided with a screw 44, the outer tube is provided with a through hole 14 through which the screw can pass conveniently, and when the extrusion plug is inserted into the extrusion positioning hole, the screw passes through the through hole and is screwed and fixed by a nut 45.

In a first embodiment, the extrusion locating holes are in a linear array on the inner rod, as shown in fig. 1.

In a second embodiment, when the extrusion positioning hole is a tapered hole, small hole ends and large hole ends of a plurality of tapered holes are intersected and sequentially arrayed on the inner rod; when the extrusion positioning holes are trapezoidal holes, the narrow hole ends and the wide hole ends of the trapezoidal holes are arranged on the inner rod in a crossed mode in sequence.

In at least one embodiment, as shown in fig. 5, a support 5 is fixed on the outer tube in a sleeved manner, the support includes a sleeve 51, a plurality of support plates 52 are disposed on the sleeve, a rotating shaft 53 is disposed on the support plates, and the rotating shaft is rotatably connected with telescopic legs.

Further, the telescopic leg comprises an outer leg tube 54 in which an inner leg rod 56 is slidably fitted, and an adjusting knob 55 is threadedly connected to the outer leg tube, and the adjusting knob enables the inner leg rod to move along the outer leg tube and to be positioned at one position on the outer leg tube.

Further, the sleeve is arranged between the two extrusion positioning components, and the movement of the sleeve on the outer tube is limited by the screw and the nut.

Except for the technical features described in the specification, the method is known by the technical personnel in the field.

Claims

1. The utility model provides a RTK centering rod, its characterized in that, includes the outer tube, sliding fit has interior pole in the outer tube, interior pole upper end is equipped with the RTK receiver, be equipped with a plurality of extrusion locating holes on the interior pole, install extrusion locating component in the extrusion locating hole, extrusion locating component tip is worn out the outer tube and is fixed with outer tube locking.

2. The RTK centering rod of claim 1, wherein the extrusion positioning hole is a tapered hole or a trapezoidal hole.

3. An RTK centering rod according to claim 1, wherein the extrusion positioning assembly comprises an extrusion plug, one end of the extrusion plug is provided with a connecting rod, the connecting rod is connected with a clamping block, the other end of the extrusion plug is provided with a screw, the outer tube is provided with a through hole for the screw to pass through, the outer tube is provided with a clamping hole, the middle part of the clamping hole is provided with a central hole, when the extrusion plug is inserted into the extrusion positioning hole, the clamping block is clamped in the clamping hole, and the screw is screwed and fixed through a nut after passing through the through hole.

4. The RTK centering rod of claim 1 or 2, wherein the extrusion locating holes are linearly arrayed on the inner rod.

5. The RTK centering rod according to claim 1, wherein when the extrusion positioning hole is a tapered hole, the small hole end and the large hole end of a plurality of tapered holes are arrayed on the inner rod in sequence in a crossing manner.

6. The RTK centering rod according to claim 1, wherein when the extrusion positioning hole is a trapezoidal hole, narrow hole ends and wide hole ends of a plurality of trapezoidal holes are arranged on the inner rod in an intersecting manner.

7. The RTK centering rod of claim 1, wherein a support is fixed to the outer tube in a sleeved manner, the support comprises a sleeve, a plurality of support plates are arranged on the sleeve, a rotating shaft is arranged on the support plates, and telescopic legs are rotatably connected to the rotating shaft.

8. The RTK centering rod of claim 7, wherein the telescoping leg comprises an outer leg tube having an inner leg rod slidably fit therein, the outer leg tube having an adjustment knob threadedly connected thereto, the adjustment knob enabling the inner leg rod to be moved along the outer leg tube and positioned at a location on the outer leg tube.

9. The RTK centering rod of claim 7, wherein the bushing is between two swage positioning assemblies.

10. The RTK centering rod of claim 1, wherein the extrusion positioning assembly comprises an extrusion plug, a screw rod is arranged at one end of the extrusion plug, a through hole for the screw rod to pass through is formed in the outer tube, and when the extrusion plug is inserted into the extrusion positioning hole, the screw rod is screwed and fixed through a nut after passing through the through hole.