CN211824446U

CN211824446U - GPS centering rod with dial

Info

Publication number: CN211824446U
Application number: CN202020750342.6U
Authority: CN
Inventors: 屈瑞
Original assignee: Sanmenxia Water Resources Survey & Design Co ltd
Current assignee: Henan water environment survey and Design Co.,Ltd.
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2020-10-30
Anticipated expiration: 2030-05-09

Abstract

The utility model discloses a GPS centering rod with a dial, which comprises a rod body, wherein a horizontal dial is arranged on the upper part of the rod body, a north arrow is arranged on the upper side of the horizontal dial, the inner end of the north arrow is rotationally connected with the rod body, a sliding block slides on the lower part of the rod body, a through hole is arranged on the left part of the sliding block, a brake block is arranged in the through hole, a bolt is connected on the left side of the brake block, a threaded block is meshed in the middle of the bolt, a vertical dial is fixed on the right side of the sliding block, a bearing is arranged at the center position of the right side of the vertical dial, a rotating shaft is connected with the right side of the bearing, a clamping jaw is sleeved on the left side of the rotating shaft and fixedly connected with the bearing, a clamping ring is sleeved on the outer side of the clamping; the utility model has the advantages of simple structure, safe practicality, adjust quick, convenient operation, can carry out the measuring to the position of measuring point difficulty.

Description

GPS centering rod with dial

Technical Field

The utility model belongs to the technical field of the measuring instrument, in particular to take GPS centering rod of dial.

Background

The GPS measurement method mainly comprises static, rapid static, dynamic measurement, TRK measurement and the like, wherein the lifting static, rapid static and dynamic measurement can obtain centimeter-level precision only by resolving when needed, the RTK real-time differential positioning is a measurement method capable of obtaining centimeter-level positioning precision in real time in the field, the field operation efficiency is greatly improved, RTK operation usually comprises the steps that a reference station transmits an observed value and coordinate information of a measuring station to a rover station through a data radio station, the rover station receives data from the reference station, the rover station receives GPS satellite data at the same time, then real-time differential operation is carried out by combining the data of the rover station and the GPS satellite data, a centimeter-level positioning result of a current measurement target of fire is obtained, and when the current GPS measurement instrument carries out RTK measurement, the current GPS measurement instrument inevitably encounters the defects of insufficient satellite height angles such as tall buildings, luxurious jungles and the like, has no signals, and the multipath effect obviously causes, the method can only carry out the compensation measurement inevitably, and the existing compensation measurement mode is complex, inconvenient to operate and low in efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take GPS centering rod of dial, have simple structure, safe practical, adjust quick, convenient operation, can carry out the measuring advantage to the position of measuring point difficulty.

In order to achieve the above object, the utility model provides a following technical scheme: a GPS centering rod with a dial comprises a rod body, wherein a horizontal dial is arranged at the upper part of the rod body, a north arrow is arranged at the upper side of the horizontal dial, the inner end of the north arrow is rotatably connected with the rod body, a mounting plate is arranged at the upper end of the rod body, a GPS receiver is arranged at the upper side of the mounting plate, a sliding block is arranged at the lower part of the rod body in a sliding manner, a through hole is formed in the left part of the sliding block, a brake block is arranged in the through hole, a bolt is connected to the left side of the brake block, a threaded block is meshed with the middle part of the bolt, the right side of the threaded block is fixedly connected with the sliding block, a vertical dial is fixed at the right side of the sliding block, a bearing is arranged at the center position of the right side of the vertical dial, a rotating shaft is connected to the, the tight head left part meshes with the bearing, pivot right part upside is fixed with the pointer, and the pivot right-hand member is provided with the distancer.

Preferably, the upper part of the rod body penetrates through and is fixedly connected with the horizontal dial.

Preferably, be provided with the periscope subassembly above the compass, the periscope subassembly includes the periscope pipe, periscope pipe upper portion is provided with first plane mirror, and periscope pipe right part is provided with the second plane mirror, periscope pipe lower part is provided with the third plane mirror, periscope pipe upside is fixed in the mounting panel downside, periscope pipe upper portion left side is provided with the support, support left end and body of rod fixed connection.

Preferably, the first plane mirror, the second plane mirror and the third plane mirror are all obliquely arranged, and the inclination angles are all 45 degrees.

Preferably, the outer ring of the bearing is fixedly connected with the vertical dial, and the inner ring of the bearing is fixedly connected with the rotating shaft.

Preferably, the bearing outer ring is provided with an external thread, and the pressing head is meshed with the bearing through the external thread.

Preferably, the brake block is a rubber block.

Preferably, a threaded hole is formed in the middle of the threaded block, and the bolt is meshed and connected with the threaded block through the threaded hole.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a horizontal circle and vertical circle can improve the measurement of efficiency of the coordinate of shadow point, be provided with the periscope subassembly simultaneously on the horizontal circle, the principle of periscope subassembly and periscope is the same, the measurement personnel of being convenient for watch the angle on the horizontal circle, measured convenience has been increased and measurement efficiency is improved, slide suitable high back when the sliding block through setting up bolt and brake block simultaneously, the bolt is screwed up, make brake block and the body of rod in close contact with, just can fix the sliding block, simultaneously through setting up the clamping jaw, the clamp ring can be fixed with the distancer after the rotation with pressing the head, take place to rotate when avoiding the distancer to measure, thereby influence measuring accuracy.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partial enlarged view of the present invention.

In the figure: 1. the device comprises a rod body, 2, a horizontal dial, 3, a compass, 4, a mounting plate, 5, a periscope assembly, 51, a periscope tube, 52, a first plane mirror, 53, a second plane mirror, 54, a third plane mirror, 6, a sliding block, 7, a through hole, 8, a brake block, 9, a bolt, 10, a thread block, 11, a vertical dial, 12, a bearing, 13, a rotating shaft, 14, a clamping claw, 15, a clamping ring, 16, a pressing head, 17, a pointer, 18, a distance meter, 19 and a GPS receiver.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present embodiment provides a GPS centering rod with a dial, including a rod body 1, a horizontal dial 2 is disposed on the upper portion of the rod body 1, a north pointer 3 is disposed on the upper side of the horizontal dial 2, the inner end of the north pointer 3 is rotatably connected to the rod body 1, a mounting plate 4 is disposed on the upper end of the rod body 1, a GPS receiver 19 is mounted on the upper side of the mounting plate 4, a sliding block 6 is slid on the lower portion of the rod body 1, a through hole 7 is disposed on the left portion of the sliding block 6, a brake block 8 is disposed inside the through hole 7, a bolt 9 is connected to the left side of the brake block 8, a threaded block 10 is engaged with the middle portion of the bolt 9, the right side of the threaded block 10 is fixedly connected to the sliding block 6, a vertical dial 11 is fixed on the right side of the sliding block 6, the outside cover in 13 left parts of pivot is equipped with clamping jaw 14, clamping jaw 14 left side and bearing 12 fixed connection, and the cover in 14 outside of clamping jaw is equipped with presss from both sides tight circle 15, the cover in 15 outside of pressing from both sides tight circle is equipped with tightly compels head 16, tightly compel first 16 left parts and bearing 12 meshing, 13 right parts upside of pivot is fixed with

pointer

17, and 13 right-hand members of pivot are provided with distancer 18.

In order to fix the horizontal dial 2, so that the rod body 1 drives the horizontal dial 2 to rotate together, thereby facilitating the reading of the rotation angle of the rod body 1 in the horizontal direction through the north pointer 3, in this embodiment, it is preferable that the upper portion of the rod body 1 penetrates through and is fixedly connected with the horizontal dial 2.

In order to facilitate the observation of the reading on the horizontal dial 2, in this embodiment, it is preferable that a periscope assembly 5 is disposed above the compass 3, the periscope assembly 5 includes a periscope 51, a first plane mirror 52 is disposed on an upper portion of the periscope 51, a second plane mirror 53 is disposed on a right portion of the periscope 51, a third plane mirror 54 is disposed on a lower portion of the periscope 51, an upper side of the periscope 51 is fixed to a lower side of the mounting plate 4, a bracket is disposed on a left side of an upper portion of the periscope 51, and a left end of the bracket is fixedly connected to the rod body 1.

In order to realize the function of a periscope so as to facilitate the reading on the horizontal scale 2, in the present embodiment, it is preferable that the first plane mirror 52, the second plane mirror 53 and the third plane mirror 54 are all disposed at an inclination angle, and the inclination angle is 45 degrees.

In order to realize the rotational connection between the rotating shaft 13 and the vertical dial 11, in this embodiment, it is preferable that an outer ring of the bearing 12 is fixedly connected to the vertical dial 11, and an inner ring of the bearing 12 is fixedly connected to the rotating shaft 13.

In order to facilitate the fastening and loosening of the rotating shaft 13 by rotating the pressing head 16, in the present embodiment, it is preferable that the outer ring of the bearing 12 is provided with an external thread, and the pressing head 16 is engaged with the bearing 12 through the external thread.

In order to achieve a better fastening effect on the sliding block 6 after the bolt 9 is tightened, in this embodiment, the brake block 8 is preferably a rubber block.

In order to fix the sliding block 6 by rotating the bolt 9 to make the brake block 6 closely contact with the rod body 1, in the embodiment, it is preferable that a threaded hole is formed in the middle of the threaded block 10, and the bolt 9 is engaged with the threaded block 10 through the threaded hole.

The utility model discloses a theory of operation: when a room corner with eave and inconvenient RTK measurement is met, a straight line segment with two end points AB is arranged at a place which is not far away from a room and has a fixed solution, a rod body 1 is arranged at a point A (the point A is far away from the room corner), the rod body 1 is rotated, the direction of a distance meter 18 is aligned to the direction of the point B, then the reading of a north pointer 3 is read and the coordinate of the north pointer is measured, the angle reading of a horizontal dial 2 which the north pointer 3 points to is read through a periscope assembly 5, the reading mode is convenient and fast, then the utility model is placed on the point B, a sliding block 6 is slid to the position of the point B, the rod body 1 is ensured to be vertical, then a bolt 9 is screwed, a brake block 8 is tightly contacted with the rod body 1, the sliding block 1 is fixed to the middle part of the rod body 1, the direction of the distance meter 18 is rotated, the distance meter 18 is aligned to the room corner to be measured, then a pressing head 16 is rotated, the, thereby the clamping jaw 14 is extruded, the clamping jaw 14 clamps the rotating shaft 13, thereby the rotating shaft 13 can not rotate, thereby the rotating fixation of the distance measuring instrument 18 and the pointer 17 is realized, the distance measuring instrument 18 and the pointer 17 are arranged in parallel, therefore, the rotating angle of the pointer 17 is the vertical angle of the distance measuring instrument 18, the fastening effect of the mode is good, the inaccurate measurement caused by the rotation in the measuring process of the distance measuring instrument 18 is avoided, the vertical angle from the point B to the room angle is measured through the vertical dial 11, the slope distance from the point B to the room angle is measured by the distance measuring instrument 18, the coordinate of the point B is measured through the GPS receiver 19, then the reading of the north pointer 3 is read out, the azimuth angle from the point B to the horizontal direction of the room angle can be calculated through the reading of the north pointer 3 twice and the coordinates of the two points, and finally the coordinate of the room angle is calculated through the slope distance, the azimuth angle and the vertical angle, the stability is good, and the measured data is reliable and fast.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take GPS centering rod of dish, includes the body of rod, its characterized in that: the upper part of the rod body is provided with a horizontal dial, the upper side of the horizontal dial is provided with a north pointer, the inner end of the north pointer is rotatably connected with the rod body, the upper end of the rod body is provided with a mounting plate, the upper side of the mounting plate is provided with a GPS receiver, the lower part of the rod body is provided with a sliding block in a sliding manner, the left part of the sliding block is provided with a through hole, a brake block is arranged in the through hole, the left side of the brake block is connected with a bolt, the middle part of the bolt is engaged with a threaded block, the right side of the threaded block is fixedly connected with the sliding block, the right side of the sliding block is fixedly provided with a vertical dial, the right center position of the vertical dial is provided with a bearing, the right side of the bearing is connected with a rotating shaft, the outer side of the left part, the upper side of the right part of the rotating shaft is fixed with a pointer, and the right end of the rotating shaft is provided with a distance meter.

2. The GPS centering rod with the graduated disk of claim 1, wherein: the upper part of the rod body penetrates through and is fixedly connected with the horizontal dial.

3. The GPS centering rod with the graduated disk of claim 1, wherein: the utility model discloses a periscope, including periscope pipe, periscope pipe upside, mounting panel downside, periscope pipe upper portion left side is provided with the support, support left end and body of rod fixed connection.

4. The GPS centering rod with dial according to claim 3, wherein: the first plane mirror, the second plane mirror and the third plane mirror are all obliquely arranged, and the inclination angles are all 45 degrees.

5. The GPS centering rod with the graduated disk of claim 1, wherein: the outer ring of the bearing is fixedly connected with the vertical dial, and the inner ring of the bearing is fixedly connected with the rotating shaft.

6. The GPS centering rod with the graduated disk of claim 1, wherein: the bearing outer ring is provided with external threads, and the pressing head is meshed with the bearing through the external threads.

7. The GPS centering rod with the graduated disk of claim 1, wherein: the brake block is a rubber block.

8. The GPS centering rod with the graduated disk of claim 1, wherein: the middle part of the thread block is provided with a threaded hole, and the bolt is meshed and connected with the thread block through the threaded hole.