CN218179955U

CN218179955U - Laser measuring device for aerial RTK hovering ground target

Info

Publication number: CN218179955U
Application number: CN202222379249.0U
Authority: CN
Inventors: 何剑甲; 罗海涛; 甘涛; 郎泽俊; 周玖利; 张彦云; 任兴亮; 刘康; 肖腾; 熊峰; 成鹏飞; 史鹏飞; 肖文钦; 吕涛
Original assignee: CCCC Second Harbor Engineering Co
Current assignee: CCCC Second Harbor Engineering Co
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-12-30
Anticipated expiration: 2032-09-07

Abstract

The utility model provides an aerial RTK hovers to ground target laser measuring device, including setting up RTK and the laser emitter on unmanned aerial vehicle, RTK is located unmanned aerial vehicle's top, and laser emitter is located unmanned aerial vehicle's bottom, and RTK passes through the linkage unit and unmanned aerial vehicle connects, and unmanned aerial vehicle includes the carrier, and the bottom of carrier is equipped with the mounting hole, laser emitter and mounting hole threaded connection. The utility model discloses compact structure can reduce the number of times of measuring the operation by a wide margin, has guaranteed the precision of measured effectivity and data, also provides the guarantee for constructor's safety simultaneously.

Description

Laser measuring device for aerial RTK hovering ground target

Technical Field

The utility model belongs to the technical field of the construction survey technique and specifically relates to a sky RTK hovers to ground target laser measuring device is related to.

Background

In the foundation engineering of modern buildings (structures), especially the main pier engineering of bridges, the construction of deep and large foundation pits is covered in the projects of water environment treatment, sewage treatment, house construction and the like. The method is characterized in that more characteristic point measurement lofting is involved in foundation pit excavation construction, and if GPS-RTK is adopted for point position lofting, signal connection of an instrument is not smooth, floating solution is often adopted, and fixation or no signal can be realized for a long time. The total station conventional measurement method is used for lofting the structure, general instruments are required to be erected at the side of a foundation pit and are influenced by the geographical environment and construction, the stability of the instruments is poor, and large deviation is easy to occur; in the measuring process, due to the influence of factors such as overlarge depression angle, blocked measuring sight line and the like, the measuring task can be completed only by setting the station for many times. Meanwhile, the measurement process lacks a checking condition, the measurement precision is poor, and the reference transmission data is difficult to trace. Chinese patent document CN 212082368U describes an RTK measurement pay-off device for unmanned aerial vehicle carrying, because RTK itself has certain volume and weight, this scheme needs to carry out great change to the base body of unmanned aerial vehicle, set up jack and card hole, the size of jack will satisfy the ability of bearing RTK spacing and support simultaneously, it is more troublesome to unmanned aerial vehicle's repacking, the precision is difficult to guarantee simultaneously, also can't better satisfy different RTK's installation needs during the use, there is the defect in the use, need to improve.

SUMMERY OF THE UTILITY MODEL

The utility model provides an aerial RTK hovers and to ground target laser measuring device, has effectively solved deep and large foundation ditch GPS-RTK position lofting signal poor stability, and the total powerstation lofting positioning in-process shelters from, the problem of repeatedly setting up stations such as blind area, has compensatied that efficiency is lower, the repeated error of setting up stations is not enough.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides an aerial RTK hovers to ground target laser measuring device, is including setting up RTK and the laser emitter on unmanned aerial vehicle, and RTK is located unmanned aerial vehicle's top, and laser emitter is located unmanned aerial vehicle's bottom, and RTK passes through linkage unit and unmanned aerial vehicle and connects, and unmanned aerial vehicle includes the carrier, and the bottom of carrier is equipped with the mounting hole, laser emitter and mounting hole threaded connection.

In the preferred scheme, the upper portion of carrier evenly is equipped with a plurality of screw holes, and the linkage unit includes the base, is equipped with a plurality of through-holes on the base, and the screw is worn to establish in the through-hole, and base upper portion is equipped with the barrel, and RTK passes through the support column and the barrel is connected.

In a preferred scheme, a second thread is arranged in the cylinder, the upper part of the supporting column is connected with the RTK, and the lower part of the supporting column is connected with the second thread in a threaded mode.

In the preferred scheme, the upside threaded connection of base has the adjustment seat, and the bottom of support column is equipped with the stopper, and stopper detachable sets up in the adjustment seat inboardly, and the stopper downside is equipped with the spring, and the spring is located the barrel.

In the preferred scheme, the first thread is arranged on the outer part of the cylinder, the third thread is arranged in the adjusting seat, and the third thread is in threaded connection with the first thread.

In the preferred scheme, the upper part of the limiting block is provided with a connecting column, and the connecting column is in threaded connection with the bottom of the supporting column.

In the preferred scheme, the upper part of the adjusting seat is provided with a cover plate, the middle of the cover plate is provided with a through groove and a clamping groove, and the length of the through groove and the length of the clamping groove are smaller than the diameter of the third thread.

In a preferred scheme, the threaded holes are uniformly distributed around the central axis of the mounting hole.

The utility model has the advantages that: the scheme has the advantages of simple and reliable structure and convenient operation. In the process of carrying out measurement lofting on a deep and large foundation pit, the device can effectively reduce the times of measurement operation and can also ensure the measurement effectiveness, the data precision and the safety.

Safety: a traditional measuring method of a total station is used at the edge of a deep foundation pit, and certain potential safety hazards exist. The device has avoided the measuring staff to face the safety risk of personnel and instrument when measuring.

Economy: the device only needs when buying unmanned aerial vehicle respectively at fuselage top and bottom central authorities repacking screw hole and purchase a laser emitter, utilizes current RTK can accomplish the device's equipment. The use of the device reduces the input of personnel and reduces the cost.

Efficiency: there is not RTK deep basal pit measurementThe signal is measured by using the traditional measuring method of the total station, the device has stronger adaptability, the time is saved, the efficiency is improved, and the labor intensity of measuring personnel is reduced.

Precision: due to overlarge sight angle and the shielding of obstacles, the measurement task can be completed only by setting the station for many times, and the precision is difficult to ensure or the measurement precision is inconsistent. The device solves the problems of no signal in the RTK measurement of the deep foundation pit and repeated station setting of the total station, and improves the measurement precision.

Drawings

The invention will be further explained with reference to the following figures and examples:

fig. 1 is a schematic view of the present invention;

FIG. 2 is a schematic right-side view of FIG. 1;

FIG. 3 is a schematic top view of FIG. 1;

FIG. 4 is the first exploded view of FIG. 1;

FIG. 5 is state two of the exploded view of FIG. 1;

fig. 6 is a schematic view of a base of the present invention;

fig. 7 is a schematic view of the adjusting seat of the present invention.

In the figure: an unmanned aerial vehicle 1; a carrier 101; a mounting hole 102; a threaded hole 103; RTK2; a laser transmitter 3; a connection unit 4; a base 401; an adjustment mount 402; a through hole 403; a first thread 404; a second thread 405; a spring 406; a stop block 407; a connecting post 408; a cover plate 409; a third thread 410; a through groove 411; a card slot 412; a cylinder 413; a screw 5; and a support column 6.

Detailed Description

As shown in figures 1-7, the aerial RTK hovering and ground target laser measuring device comprises an RTK2 and a laser emitter 3 which are arranged on an unmanned aerial vehicle 1, wherein the RTK2 is located at the top of the unmanned aerial vehicle 1, the laser emitter 3 is located at the bottom of the unmanned aerial vehicle 1, the RTK2 is connected with the unmanned aerial vehicle 1 through a connecting unit 4, the unmanned aerial vehicle 1 comprises a carrier 101, a mounting hole 102 is formed in the bottom of the carrier 101, and the laser emitter 3 is in threaded connection with the mounting hole 102. From this structure, so that utilize unmanned aerial vehicle 1 as flight platform, can realize hovering stable technical characterstic in the air, thereby control the handheld ware and bring RTK2 and laser emitter 3 into design coordinate point and accomplish the lofting, RTK2 calculates the search solution of design point, when unmanned aerial vehicle 1 flies to the design point top, constructor operation unmanned aerial vehicle 1 is in the state of hovering, laser emitter 3 is just to the foundation ditch this moment, accomplish the mark of lofting point, thereby do benefit to the accurate efficient of constructor and carry out the operation to the foundation ditch.

In a preferred scheme, the upper part of the carrier 101 is uniformly provided with a plurality of threaded holes 103, the connecting unit 4 comprises a base 401, the base 401 is provided with a plurality of through holes 403, the screws 5 penetrate through the through holes 403, the upper part of the base 401 is provided with a cylinder 413, and the RTK2 is connected with the cylinder 413 through a support column 6. From this structure to make RTK2 can be convenient be connected with base 401, only need can accomplish RTK2 and laser emitter 3's installation through the mode that sets up the screw hole on unmanned aerial vehicle 1's base member, avoided the too big problem that causes influence unmanned aerial vehicle wholeness ability and flight effect of change to unmanned aerial vehicle 1, base 401 can be changed and adjust as required, thereby it is more convenient to use.

In a preferred scheme, a second thread 405 is arranged inside the cylinder 413, the upper part of the supporting column 6 is connected with the RTK2, and the lower part of the supporting column 6 is connected with the second thread 405 in a threaded mode. The outside of support column 6 is provided with the screw thread, from this structure to make support column 6 can be convenient install on RTK2, then fix RTK2 in barrel 413, easy operation, and holistic stability is better.

In the preferred scheme, the upper side threaded connection of base 401 has adjustment seat 402, and the bottom of support column 6 is equipped with stopper 407, and stopper 407 detachable sets up in adjustment seat 402 inboard, and stopper 407 downside is equipped with spring 406, and spring 406 is located barrel 413. From this structure to make can be through changing the position of adjusting seat 402 relative base 401, thereby change the compression state of spring 406, also changed the size of the holding power of spring 406, thereby can be with the more stable top of stopper 407 in adjusting seat 402's inboard, guaranteed the stability of the position of support column 6, thereby can provide better operational environment for RTK 2.

In a preferred embodiment, the cylinder 413 is externally provided with a first thread 404, the adjusting seat 402 is internally provided with a third thread 410, and the third thread 410 is in threaded connection with the first thread 404. With the structure, the adjusting seat 402 and the cylinder 413 can be conveniently mounted and dismounted, and the position of the adjusting seat 402 can be quickly changed according to the use requirement.

In a preferred scheme, the upper part of the limiting block 407 is provided with a connecting column 408, and the connecting column 408 is in threaded connection with the bottom of the supporting column 6. From this structure to make stopper 407 and support column 6's convenient and whole rigidity good of being connected, stable in structure, spliced pole 408 has played the effect of holding and opening.

In a preferred scheme, a cover plate 409 is arranged at the upper part of the adjusting seat 402, a through groove 411 and a clamping groove 412 are arranged in the middle of the cover plate 409, and the length of the through groove 411 and the length of the clamping groove 412 are smaller than the diameter of the third thread 410. The through groove 411 and the clamping groove 412 are vertically arranged, and the depth of the clamping groove 412 is smaller than that of the through groove 411, so that after the limiting block 407 is inserted into the adjusting seat 402 from the through groove 411, the spring 406 is continuously compressed downwards, then the limiting block 407 is rotated, the limiting block 407 is clamped into the clamping groove 412, and finally the spring 406 provides stable and firm support for the limiting block 407, so that the RTK2 state is maintained.

In a preferred embodiment, the plurality of threaded holes 103 are evenly distributed around the central axis of the mounting hole 102. From this structure to make the precision of whole laying-out high, the real-time numerical value that RTK2 solved out can be real-time through laser emitter 3 mark to the foundation ditch bottom, and the precision of construction is high.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.

Claims

1. An aerial RTK hovers and targets laser measuring device to ground, characterized by: including setting up RTK (2) and laser emitter (3) on unmanned aerial vehicle (1), RTK (2) are located the top of unmanned aerial vehicle (1), laser emitter (3) are located the bottom of unmanned aerial vehicle (1), RTK (2) are connected with unmanned aerial vehicle (1) through linkage unit (4), unmanned aerial vehicle (1) includes carrier (101), the bottom of carrier (101) is equipped with mounting hole (102), laser emitter (3) and mounting hole (102) threaded connection.

2. The aerial RTK hovering over target laser measuring device according to claim 1, wherein: the upper portion of carrier (101) evenly is equipped with a plurality of screw holes (103), and connecting element (4) include base (401), are equipped with a plurality of through-holes (403) on base (401), and screw (5) wear to establish in through-hole (403), and base (401) upper portion is equipped with barrel (413), and RTK (2) are connected through support column (6) and barrel (413).

3. The aerial RTK hovering over target laser measuring device according to claim 2, wherein: a second thread (405) is arranged inside the cylinder (413), the upper portion of the supporting column (6) is connected with the RTK (2), and the lower portion of the supporting column (6) is in threaded connection with the second thread (405).

4. The aerial RTK hovering over target laser measuring device according to claim 2, wherein: the upper side threaded connection of base (401) has adjustment seat (402), and the bottom of support column (6) is equipped with stopper (407), and stopper (407) detachable sets up in adjustment seat (402) inboard, and stopper (407) downside is equipped with spring (406), and spring (406) are located barrel (413).

5. The aerial RTK hovering over target laser measuring device according to claim 4, wherein: a first thread (404) is arranged outside the cylinder (413), a third thread (410) is arranged inside the adjusting seat (402), and the third thread (410) is in threaded connection with the first thread (404).

6. The aerial RTK hovering over target laser measuring device according to claim 4, wherein: the upper part of the limiting block (407) is provided with a connecting column (408), and the connecting column (408) is in threaded connection with the bottom of the supporting column (6).

7. The aerial RTK hovering over target laser measuring device according to claim 4, wherein: the upper portion of adjusting seat (402) is equipped with apron (409), and the centre of apron (409) is equipped with logical groove (411) and draw-in groove (412), and the length of logical groove (411) and draw-in groove (412) is less than the diameter of third screw thread (410).

8. The aerial RTK hovering over target laser measuring device according to claim 2, wherein: the threaded holes (103) are evenly distributed around the central axis of the mounting hole (102).