Portable RTK measuring device

Abstract

The utility model provides a portable RTK measuring device which comprises a supporting rod, a supporting seat and a conical supporting block which are arranged on the lower side of the supporting rod, a sliding column which is arranged at the upper end of the conical supporting block, a limiting block which is arranged on the outer side of the sliding column, a guide ring which is arranged on the outer side of the supporting rod, sliding grooves which are formed in the two sides of the supporting rod, and guide grooves which are formed in the two ends of the inner wall of the guide ring. By rotating the guide ring, the limiting block and the guide groove are aligned, the supporting rod is moved downwards, the conical supporting block bears resistance of the ground, the sliding column moves upwards relative to the supporting rod, the conical supporting block moves into the notch, the guide ring continues to be rotated, the limiting block and the guide groove are staggered in position, and therefore the supporting rod is fixed. When the PTK host shakes, the limiting block is blocked by the upper end of the guide ring, so that the conical supporting block is prevented from leaving the supporting seat, the supporting seat is in contact with the ground to support the supporting rod, and errors of the measuring structure caused by shaking of the PTK host are prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to RTK measuring device technical field especially relates to a portable RTK measuring device. BACKGROUND

[0002] RTK measuring device is a kind of high-precision measuring instrument widely used in surveying and mapping field, the longitude, latitude and elevation data of topography each measuring point can be quickly and accurately obtained, RTK measuring device is equipped with GNSS receiver and can receive satellite signal, the rough position of measuring device relative to satellite is calculated, after the information sharing with reference station also equipped with GNSS receiver, the position calculated by satellite signal received by reference station and known coordinate are compared, the error correction value of reference station measurement can be obtained, compared with traditional measurement method, it greatly improves the measurement efficiency and precision, reduces manpower and time cost.

[0003] The utility model discloses a portable RTK measuring rod, including telescopic rod, detachable RTK adapter and RTK toe sharp head set in the both ends of telescopic rod, the telescopic rod is hollow cylinder, the telescopic rod includes the first connecting rod, second connecting rod, third connecting rod of sliding sleeve connection, and the first connecting rod is positioned with second connecting rod, second connecting rod and third connecting rod between the elastic limiting mechanism.

[0004] For the related technology in the above, its existing problem is that the tip of the measuring rod is inserted into the surface of the position to be measured when the conventional RTK measuring device measures, if the surface is smooth, the tip of the measuring rod will slide on the surface, causing the PTK host to shake, thereby affecting the accuracy of PTK measurement result. Utility model content

[0005] The utility model solves the technical problem of overcoming the defects in the prior art, and provides a portable RTK measuring device.

[0006] To solve the above technical problems, the utility model adopts the technical scheme: A portable RTK measuring device, comprising: including: support rod, one side of the upper end of support rod is installed with hand book support, the upper end of connecting rod is screw -threaded installed with PTK host computer, the downside of support base is provided with conical support block, the upper end of conical support block is installed with sliding column, sliding column is slidably penetrated in the lower end of support rod, the middle part of support base is provided with gap, sliding column is located in gap, the outside of sliding column is installed with two limit blocks, the outside of support rod is rotatably installed with guide ring, guide ring is located in the upside of support base, both sides of support rod are provided with sliding groove, two limit blocks are all slidably connected with sliding groove, both ends of guide ring inner wall are provided with guide groove, two limit blocks are all slidably connected with guide groove.

[0007] For smooth ground, rotate the guide ring, align the limit block and the guide groove, move the support rod down, the conical support block is resisted by the ground, so that the sliding column moves up relative to the support rod, and then the conical support block moves into the gap, continue to rotate the guide ring, the position of the limit block and the guide groove is staggered, the limit block is blocked by the upper end of the guide ring, so that the conical support block is prevented from leaving the support base, the support base contacts the ground to support the support rod, preventing the PTK host from shaking and causing measurement error.

[0008] Preferably, the lower end of the support base is provided with an anti-skid groove.

[0009] The anti-skid groove increases the friction between the support base and the ground, preventing the support base from slipping.

[0010] Preferably, the outside of the sliding column is provided with a spring, the upper end of the spring is fixedly connected with the support rod, and the lower end of the spring is fixedly connected with the sliding column.

[0011] The conical support block moves up, driving the sliding column to move up, and the spring is compressed, in the case of needing to use the conical support block to support the ground, rotate the guide ring, the downward force of the spring drives the sliding column to move down, so that the conical support block leaves the gap, and rotate the guide ring again, the position of the limit block and the guide groove is staggered, the limit block is blocked by the lower end of the guide ring, preventing the conical support block from moving up.

[0012] Preferably, a ring groove is formed in the guide ring, a plurality of grooves are formed on one side of the ring groove, a plurality of protruding blocks are installed on the outside of the support rod, the plurality of protruding blocks are located in the ring groove, and the plurality of protruding blocks are matched with the grooves.

[0013] When the rotation guide ring, the limiting block and the guide groove are aligned, one end of the convex block is located in the groove, the rotation guide ring is continuously rotated, the rotation guide ring prevents the limiting block from moving, at this time the convex block is extruded by the inner wall of the annular groove, preventing the rotation guide ring from rotating, and further playing a role in limiting the movement of the sliding column.

[0014] Preferably, the plurality of convex blocks are all members made of rubber.

[0015] The rubber has elasticity, the convex block can prevent the rotation guide ring from rotating, but will not cause damage to the inner wall of the rotation guide ring.

[0016] Preferably, the outer side of the upper end of the support rod is provided with two positioning assemblies, the two positioning assemblies are at a ninety-degree included angle when viewed from above, the positioning assembly comprises a positioning plate one, the lower side of the positioning plate one is provided with a positioning plate two, the positioning plate one and the positioning plate two are fixedly installed on the support rod, the lower end of the positioning plate one is installed with a positioning rope, the lower end of the positioning rope is installed with a pendant, the pendant is located on the lower side of the positioning plate two, the positioning plate two is provided with a guide groove and a center line groove, the center line groove is provided with two and is symmetrically located on both sides of the guide groove, and the positioning rope is located in the guide groove.

[0017] When the vertical angle of the support rod is adjusted, the position of the positioning rope in the guide groove can be observed to determine the included angle of the support rod with the ground, and the center line groove on the two sets of positioning assemblies makes the support rod perpendicular to the to-be-measured point, thereby reducing the plane coordinate error measured by the PTK host.

[0018] Compared with the prior art, the beneficial effects of the present application include: by rotating the rotation guide ring, the limiting block and the guide groove are aligned, the support rod is moved downward, the conical supporting block is resisted by the ground, so that the sliding column moves upward relative to the support rod, and the conical supporting block is moved into the notch, the rotation guide ring is continuously rotated, the position of the limiting block and the guide groove is offset, the limiting block is blocked by the upper end of the rotation guide ring, thereby preventing the conical supporting block from leaving the support seat, the support seat contacts the ground to play a supporting role on the support rod, and the shaking of the PTK host is prevented to cause the error of the measurement structure. BRIEF DESCRIPTION OF DRAWINGS

[0019] The disclosure of the present application will be described with reference to the accompanying drawings. It should be understood that the drawings are for illustrative purposes only and are not intended to limit the scope of protection of the present application. In the drawings, the same reference signs are used to refer to the same parts. Among them:

[0020] Figure 1 The schematic diagram shows a sharp bottom support state of a portable RTK measurement device according to one embodiment of the present application;

[0021] Figure 2 The schematic diagram shows a flat bottom support state of a portable RTK measurement device according to one embodiment of the present application;

[0022] Figure 3 The schematic diagram shows a cross-sectional view of the lower end of the support rod of a portable RTK measuring device according to one embodiment of the present invention;

[0023] Figure 4 The diagram illustrates the connection relationship between the tapered support block and the support rod of a portable RTK measuring device according to one embodiment of the present invention.

[0024] Figure 5 The schematic diagram shows a cross-sectional view of the guide ring of a portable RTK measuring device according to one embodiment of the present invention;

[0025] Figure 6 The schematic diagram shows a positioning component structure of a portable RTK measuring device according to one embodiment of the present invention;

[0026] Figure 7 The schematic diagram shows a top view of the positioning component of a portable RTK measuring device according to one embodiment of the present invention;

[0027] The following are the labeling elements in the diagram: 1. Support rod; 11. Guide ring; 111. Guide groove; 112. Annular groove; 113. Groove; 12. Sliding groove; 13. Protrusion; 2. Handheld device bracket; 3. Connecting rod; 4. PTK main unit; 5. Support base; 51. Notch; 52. Anti-slip groove; 6. Conical support block; 61. Sliding column; 611. Limiting block; 612. Spring; 7. Positioning assembly; 71. Positioning plate one; 72. Positioning plate two; 721. Guide groove; 722. Centerline groove; 73. Positioning rope; 731. Pendant. Detailed Implementation

[0028] It is readily understood that, based on the technical solution of this utility model, those skilled in the art can propose various interchangeable structural methods and implementations without altering the essential spirit of this utility model. Therefore, the following detailed embodiments and accompanying drawings are merely illustrative descriptions of the technical solution of this utility model and should not be considered as the entirety of this utility model or as limitations or restrictions on the technical solution of this utility model.

[0029] According to one embodiment of the present invention, in conjunction with Figures 1-4The utility model provides a portable RTK surveying device, including: support rod 1, the one side of upper end of support rod 1 is installed with hand book support 2, the upper end of connecting rod 3 is slid through in support rod 1, is installed with PTK host computer 4 to the screw thread of connecting rod 3, the downside of support base 5 is installed with conical support block 6, the upper end of conical support block 6 is installed with sliding column 61, and sliding column 61 is slid through in the lower end of support rod 1, and the middle part of support base 5 is set up with the notch 51, and sliding column 61 is located in the notch 51, and the outside of sliding column 61 is installed with two limit blocks 611, and the outside of support rod 1 is rotatably installed with guide ring 11, and guide ring 11 is located in the upside of support base 5, and the both sides of support rod 1 are set up with sliding slot 12, and two limit blocks 611 are all slidably connected with sliding slot 12, and the both ends of guide ring 11 inner wall are set up with guide slot 111, and two limit blocks 611 are all slidably connected with guide slot 111, for smooth ground, rotating guide ring 11, make limit block 611 and guide slot 111 align, move support rod 1 downwards, and conical support block 6 is resisted by the ground, to make sliding column 61 move upwards relative to support rod 1, and then make conical support block 6 move into the notch 51, continue to rotate guide ring 11, make the position of limit block 611 and guide slot 111 stagger, and limit block 611 is blocked by the upper end of guide ring 11, to prevent conical support block 6 from leaving support base 5, and support base 5 contacts the ground and plays the supporting effect to support rod 1, prevents the case of the error of surveying structure caused by the shaking of PTK host computer 4, and the lower end of support base 5 is set up with antiskid groove 52, and antiskid groove 52 increases the friction of support base 5 and ground, prevents support base 5 from slipping.

[0030] According to an embodiment of the present application Figures 3-5The utility model provides a portable RTK measuring device, including: the outside of sliding column 61 is equipped with spring 612, the upper end of spring 612 and support rod 1 fixed connection, the lower end of spring 612 and sliding column 61 fixed connection, the upward movement of conical support block 6 drives sliding column 61 to move up, and spring 612 is compressed, in the case where it is needed to use conical support block 6 to support ground, rotate guide ring 11, the elastic force of spring 612 drives sliding column 61 to move down, makes conical support block 6 leave the notch 51, rotate guide ring 11 again, the position of limiting block 611 and guide groove 111 is staggered, limiting block 611 is blocked by the lower end of guide ring 11, prevents the upward movement of conical support block 6, the annular groove 112 is set up in guide ring 11, a plurality of recesses 113 are arranged on the one side of annular groove 112, a plurality of convex blocks 13 are installed on the outside of support rod 1, a plurality of convex blocks 13 are all located in annular groove 112, a plurality of convex blocks 13 are all adapted to recess 113, rotate guide ring 11, when limiting block 611 and guide groove 111 are aligned, one end of convex block 13 is located in recess 113, continue to rotate guide ring 11, guide ring 11 prevents limiting block 611 from moving, at this moment, convex block 13 is extruded by the inner wall of annular groove 112, prevents guide ring 11 from rotating, and then plays the role of limiting the movement of sliding column 61, a plurality of convex blocks 13 are all a component made of rubber, and the rubber is elastic, and convex block 13 can prevent guide ring 11 from rotating, but will not cause the inner wall of guide ring 11 to be damaged.

[0031] According to the embodiment of the utility model in combination Figure 1 、 Figures 6-7 The utility model provides a portable RTK measuring device, including: the outside of support rod 1 upper end is provided with two positioning assembly 7, two positioning assembly 7 looks like ninety degrees included angle, positioning assembly 7 includes positioning board one 71, the downside of positioning board one 71 is provided with positioning board two 72, and positioning board one 71 and positioning board two 72 are all fixedly installed on support rod 1, and the lower end of positioning board one 71 is installed with positioning rope 73, and the lower end of positioning rope 73 is installed with pendant 731, and pendant 731 is located at the downside of positioning board two 72, and positioning board two 72 is opened with guide groove 721 and centre line groove 722, and the centre line groove 722 is provided with two and is symmetrically located at the both sides of guide groove 721, and positioning rope 73 is located in guide groove 721, when adjusting the vertical angle of support rod 1, the position of positioning rope 73 in guide groove 721 can be observed, the included angle of support rod 1 and ground is judged, in combination with the centre line groove 722 on two positioning assembly 7, makes support rod 1 perpendicular to the point to be measured, reduces the plane coordinate error of PTK host 4 measurement.

[0032] In the embodiment, the portable RTK measuring device is used, the guide ring 11 is rotated, the limiting block 611 and the guide groove 111 are aligned, the supporting rod 1 is moved downwards, the conical supporting block 6 is resisted by the ground, so that the sliding column 61 is moved upwards relative to the supporting rod 1, and then the conical supporting block 6 is moved into the gap 51, the guide ring 11 is continuously rotated, the positions of the limiting block 611 and the guide groove 111 are staggered, the limiting block 611 is blocked by the upper end of the guide ring 11, so that the conical supporting block 6 is prevented from leaving the supporting base 5, the supporting base 5 contacts the ground to support the supporting rod 1, and the shaking of the PTK main machine 4 is prevented, so that the measurement structure is prevented from being in the error condition.

[0033] The technical scope of the utility model is not limited to the contents in the above description, and the above embodiment can be variously deformed and modified by those skilled in the art without departing from the technical thought of the utility model, and these deformations and modifications should all belong to the protection scope of the utility model.

Claims

1. A portable RTK measuring device, characterized by, The utility model provides a kind of PTK support, including: support rod, the upper end of the support rod is installed with hand book support on one side, connecting rod is slidably penetrated in the support rod, the upper end of the connecting rod is screw-mounted with PTK host computer, the lower side of the support rod is installed with support seat, the lower side of the support seat is provided with conical support block, the upper end of the conical support block is installed with sliding column, the sliding column is slidably penetrated in the lower end of support rod, the middle part of the support seat is provided with notch, the sliding column is located in notch, the outer side of the sliding column is installed with two limit blocks, the outer side of the support rod is rotatably installed with guide ring, the guide ring is located in the upper side of support seat, the both sides of the support rod are provided with sliding slot, two limit blocks are slidably connected with sliding slot, the both ends of the inner wall of the guide ring are provided with guide slot, two limit blocks are slidably connected with guide slot.

2. The portable RTK surveying apparatus according to claim 1, characterized in that, The lower end of the support seat is provided with an anti-skid groove.

3. The portable RTK measurement apparatus according to claim 1, characterized by, The outer side of the sliding column is provided with a spring, the upper end of the spring is fixedly connected with the support rod, and the lower end of the spring is fixedly connected with the sliding column.

4. The portable RTK measurement apparatus according to claim 1, characterized by, An annular groove is formed in the guide ring, a plurality of grooves are formed in one side of the annular groove, a plurality of protruding blocks are installed on the outer side of the support rod, the plurality of protruding blocks are located in the annular groove, and the plurality of protruding blocks are matched with the grooves.

5. The portable RTK measurement apparatus according to claim 4, characterized by The plurality of protruding blocks are components made of rubber.

6. The portable RTK measurement apparatus according to claim 1, characterized by, The outer side of the upper end of the support rod is provided with two positioning assemblies, the two positioning assemblies are at a ninety-degree included angle when viewed from above, the positioning assembly comprises a first positioning plate, the lower side of the first positioning plate is provided with a second positioning plate, the first positioning plate and the second positioning plate are fixedly installed on the support rod, the lower end of the first positioning plate is installed with a positioning rope, the lower end of the positioning rope is installed with a pendant, the pendant is located on the lower side of the second positioning plate, the second positioning plate is provided with a guide groove and a centerline groove, the centerline groove is provided with two and symmetrically located on both sides of the guide groove, and the positioning rope is located in the guide groove.

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