CN217360318U - Laser scanning technology-based connection measuring device - Google Patents
Laser scanning technology-based connection measuring device Download PDFInfo
- Publication number
- CN217360318U CN217360318U CN202220821931.8U CN202220821931U CN217360318U CN 217360318 U CN217360318 U CN 217360318U CN 202220821931 U CN202220821931 U CN 202220821931U CN 217360318 U CN217360318 U CN 217360318U
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- plumb line
- measuring device
- scanning
- laser scanning
- signboard
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- 238000005516 engineering process Methods 0.000 title claims description 10
- 238000005259 measurement Methods 0.000 claims description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims description 11
- 239000010935 stainless steel Substances 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 239000003086 colorant Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model discloses a contact measuring device based on laser scanning technique, including can articulate the go-between in the tripod below, be provided with the plumb line on the go-between, the lower extreme of plumb line is provided with the scanning signboard of setpoint when regarding as scanner scanning location, be furnished with on the plumb line and be used for guaranteeing that the plumb line is vertical and with scanning signboard vertically counter weight balancing piece. Simple structure and ingenious can realize ground and underground contact through the shaft high efficiency and measure, through the length of adjustment plumb line, makes its coordinate transmission that can adapt to different occasions, and whole device weight is light, portable.
Description
Technical Field
The utility model belongs to the technical field of the contact measurement, concretely relates to contact measuring device based on laser scanning technique.
Background
With the development of urban construction, underground space is more and more fully utilized, and a plurality of important infrastructures are built underground. The measurement of underground facilities is difficult, especially for strip-shaped underground objects such as underground cable channels, underground box culverts and the like. The measurement difficulty is that the environment is complex on one hand, the control measurement is difficult on the other hand, and the control measurement result on the ground is difficult to transmit to the underground.
The ground positioning measurement mainly adopts GNSS equipment, accurate three-dimensional coordinates can be quickly obtained, but GNSS positioning information cannot be received underground. In the prior art, the method of conducting wire measurement or multi-well orientation and the like is adopted for carrying out contact measurement, and has the following defects: on one hand, the workload is particularly large, and on the other hand, the precision loss is large. The emergence of three-dimensional laser scanning technology provides a possibility for the rapid transmission of ground and underground coordinates.
SUMMERY OF THE UTILITY MODEL
The utility model discloses plan to provide a contact measuring device based on laser scanning technique, simple structure and ingenious can realize through the shaft fast high-efficiently ground and measure with the contact in the pit.
Therefore, the utility model discloses the technical scheme who adopts does: the utility model provides a contact measuring device based on laser scanning technique, is including can articulate the go-between in the tripod below, be provided with the plumb line on the go-between, the lower extreme of plumb line is provided with the scanning denoter as setpoint when scanner scanning location, be furnished with on the plumb line and be used for guaranteeing the vertical counter weight balancing piece of plumb line, contact measuring device is equipped with the plumb line of different length specifications.
Preferably, in the above scheme, the diameter of the connection ring is between 10 and 20mm, a notch is formed in the connection ring, which facilitates replacement of plumb lines with different lengths, and the connection ring is made of stainless steel.
Further preferably, the plumb line includes that the from top to bottom sets gradually be used for hanging to the little ring of go-between, be used for the fine rule of degree of depth measurement and be used for the circular steel sheet of fixed scanning denoter, the diameter of little ring is between 2-5mm, and whole plumb line all adopts stainless steel.
Further preferably, the plumb line adopts the stainless steel tape measure that has automatic winding function, the plumb line includes that the cross section is the tape body that the bridge arch appears and have the length sign in one side, the upper end of tape body is convoluteed and is fixed into the retainer plate, the lower extreme of tape body is provided with the stationary blade that is used for fixed scanning signboard, and the length sign sets up on the stationary blade.
Further preferably, the scanning signboard is set as a square plastic signboard, regular patterns are arranged on the front and back surfaces of the scanning signboard, and different and bright colors are coated in different pattern areas.
Preferably, the connection measuring device is hung on a tripod standing above the shaft and extends into the shaft, a GNSS device for determining ground coordinates is arranged on the tripod, and the connecting ring is located right below the GNSS device.
The utility model has the advantages that:
1) the advantage of fast positioning of GNSS equipment can be fully exerted, the GNSS equipment is utilized to obtain accurate three-dimensional coordinates of ground points on the well, the three-dimensional coordinates are accurately transmitted to the center of the scanning signboard through a vertical plumb line (the length of the plumb line is accurately measured according to the actual environment), and meanwhile, the scanning signboard passes through a vertical shaft and is positioned at the top of an underground passage, so that the contact measurement between the ground and the well is realized;
2) when the three-dimensional scanner is used for underground scanning, the relative positions of the ground object in the underground passage and the center of the scanning signboard can be accurately obtained through the center of the scanning signboard, and the accurate underground three-dimensional coordinates can be obtained through two or more vertical shafts;
3) overall structure is simple and ingenious, through the plumb line of changing different length specifications, makes its coordinate transmission that can adapt to different occasions, and whole device weight is light, portable, and is with low costs simultaneously.
Drawings
Fig. 1 is a schematic view of the present invention.
Fig. 2 is a schematic view of a connection ring according to the present invention.
Fig. 3 is a schematic view of the center plumb line of the present invention.
Fig. 4 is a schematic view of the usage state of the present invention.
Detailed Description
The invention will be further described by way of examples with reference to the accompanying drawings:
as shown in fig. 1-4, a connection measuring device based on laser scanning technology mainly comprises a connecting ring 2, a counterweight balance block 6, a scanning signboard 5 and a plurality of plumb lines 3 with different length specifications, wherein the connecting ring 2 can be hung below a tripod 1, the upper ends of the plumb lines 3 are arranged on the connecting ring 2, the lower ends of the plumb lines 3 are provided with the scanning signboard 5 as a positioning point when a scanner 4 is used for scanning and positioning, and the plumb lines 3 are provided with the counterweight balance block 6 for ensuring that the plumb lines 3 are vertical.
Preferably, the diameter of the connecting ring 2 is between 10 and 20mm, a notch 2a for conveniently replacing plumb lines 3 with different lengths is arranged on the connecting ring 2, and the connecting ring 2 is made of stainless steel.
The plumb line 3 can be set to include the small circle ring 3a that is used for hitching the go-between 2, is used for the fine rule 3b of degree of depth measurement and is used for the circular steel sheet 3c of fixed scanning denoter 5 that set gradually from top to bottom, and the diameter of small circle ring 3a is between 2-5mm, and whole plumb line 3 all adopts stainless steel.
The plumb line 3 can also adopt a stainless steel tape with an automatic winding function, the specific structure of the plumb line comprises a tape body with a cross section in a bridge arch shape and a length mark on one side, the upper end of the tape body is wound and fixed into a fixed ring, and the lower end of the tape body is provided with a fixed sheet for fixing a scanning signboard 5. The stationary blade is including fixing the chi head of chi area body below and at the perpendicular articulated circular piece of chi head lower extreme, and the length sign sets up on the circular piece, and when using, the counter weight balancing piece card is on the circular piece, and it can not only guarantee that the chi area is perpendicular, can also guarantee 5 levels of scanning denoter. When the tape body is stretched, the tape body is straightened due to the tension of the arched bridge tape body, and when the tape body is rolled, the tape head is arranged at the lower end of the arched bridge tape body, so that a fastening force is generated after the tape body is rolled, and the tape head is fastened on the fixed ring after the tape body is rolled. The stainless steel measuring tape can be quickly and automatically folded, and the length marks are arranged on the circular sheet, so that stainless steel measuring tapes with different length specifications can be conveniently selected.
The scanning signboard 5 sets up to square plastic tablet, all sets up the regular figure at the positive and negative of scanning signboard 5, and scribbles different and bright-colored colour in the different figure region.
During the use, stand tripod 1 on the shaft earlier, install GNSS equipment on tripod 1 again, will contact measuring device articulate again in tripod 1 below, and guarantee that go-between 2 just lies in GNSS equipment 7 under, and through changing suitable plumb line 3, guarantee to scan signboard 5 and lie in the top of underpass simultaneously.
Claims (6)
1. A kind of association measuring apparatus based on laser scanning technology, characterized by that: including can articulate go-between (2) in tripod (1) below, be provided with plumb line (3) on go-between (2), the lower extreme of plumb line (3) is provided with scanning denoter (5) as locating point when scanner (4) scan location, be furnished with on plumb line (3) and be used for guaranteeing plumb line (3) vertical counter weight balancing piece (6), contact measuring device is equipped with plumb line (3) of different length specifications.
2. The laser scanning technology-based linkage measuring device according to claim 1, wherein: the diameter of the connecting ring (2) is between 10 mm and 20mm, a notch (2a) convenient for replacing plumb lines (3) with different lengths is formed in the connecting ring (2), and the connecting ring (2) is made of stainless steel.
3. The laser scanning technology-based linkage measuring device according to claim 1, wherein: the plumb line (3) include from the top down set gradually be used for the hitch to the little circular ring (3a) of go-between (2), be used for degree of depth measuring fine rule (3b) and be used for the circular steel sheet (3c) of fixed scanning denoter (5), the diameter of little circular ring (3a) is between 2-5mm, and whole plumb line (3) all adopt stainless steel.
4. The laser scanning technology-based linkage measuring device according to claim 1, wherein: the plumb line (3) adopt the stainless steel tape measure that has the automatic winding function, plumb line (3) include that the cross section is the bridge arch shape and have the tape body of length sign in one side, the upper end of tape body is convoluteed and is fixed into the retainer plate, the lower extreme of tape body is provided with the stationary blade that is used for fixed scanning signboard (5), and the length sign setting is on the stationary blade.
5. The laser scanning technology-based linkage measuring device according to claim 1, wherein: scanning signboard (5) set up to square plastics tablet, all are provided with the regular figure at the positive and negative of scanning signboard (5), and scribble different and bright-colored colour in the different figure region.
6. A laser scanning technology based link measurement device according to any one of claims 1-5, characterized in that: the connection measuring device is hung on a tripod (1) standing above the shaft and extends into the shaft, a GNSS device (7) used for determining ground coordinates is arranged on the tripod (1), and the connecting ring (2) is just positioned under the GNSS device (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220821931.8U CN217360318U (en) | 2022-04-11 | 2022-04-11 | Laser scanning technology-based connection measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220821931.8U CN217360318U (en) | 2022-04-11 | 2022-04-11 | Laser scanning technology-based connection measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217360318U true CN217360318U (en) | 2022-09-02 |
Family
ID=83054669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220821931.8U Active CN217360318U (en) | 2022-04-11 | 2022-04-11 | Laser scanning technology-based connection measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217360318U (en) |
-
2022
- 2022-04-11 CN CN202220821931.8U patent/CN217360318U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240306 Address after: No. 6 Qingzhu East Road, Dazhulin Street, Yubei District, Chongqing, 400000 Patentee after: Chongqing Institute of Surveying and Mapping Science and Technology (Chongqing Map Compilation Center) Country or region after: China Address before: 400020 Jiangbei District, Chongqing electric measuring Village No. 231 Patentee before: Chongqing Survey Institute (Chongqing map compilation Center) Country or region before: China |
|
| TR01 | Transfer of patent right |