CN113280749A - Instrument for measuring warping degree of web plate of large plate girder - Google Patents
Instrument for measuring warping degree of web plate of large plate girder Download PDFInfo
- Publication number
- CN113280749A CN113280749A CN202110613942.7A CN202110613942A CN113280749A CN 113280749 A CN113280749 A CN 113280749A CN 202110613942 A CN202110613942 A CN 202110613942A CN 113280749 A CN113280749 A CN 113280749A
- Authority
- CN
- China
- Prior art keywords
- laser
- shell
- instrument
- fine adjustment
- wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 241000219098 Parthenocissus Species 0.000 claims abstract description 16
- 230000000712 assembly Effects 0.000 claims abstract description 6
- 238000000429 assembly Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 21
- 230000003287 optical effect Effects 0.000 claims description 8
- 238000005259 measurement Methods 0.000 abstract description 2
- 230000009194 climbing Effects 0.000 description 3
- 230000009193 crawling Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention provides a large plate girder web warping degree measuring instrument, which comprises a creeper truck and a laser transmitter; the creeper truck comprises a truck body, a driving device, a wheel assembly, a cylinder and a camera; the wheel assemblies are arranged in multiple groups and are respectively arranged on the periphery of the vehicle body; the wheel assembly is provided with a magnetic ring; the driving device is arranged in the vehicle body and is in driving connection with the wheel assembly; the cylinder is arranged above the vehicle body; one side of the cylinder body is provided with a cylinder opening; the camera is fixed in the barrel body, and the camera receiving end faces the barrel opening; the laser transmitter comprises a shell, a magnet, a fine adjustment device and a laser; the magnet is fixed at the bottom of the shell; the fine adjustment device is arranged in the shell; the laser is arranged on one side of the shell and is connected with the fine adjustment device; the invention has the advantages of high practical safety performance, practicality, convenience and high measurement precision.
Description
Technical Field
The invention relates to the technical field of warping degree measuring devices, in particular to a large plate girder web warping degree measuring instrument.
Background
The crane web welded by the traditional steel structure can deform under the conditions of long-term use and exposure to air.
According to GBT14406-2011 universal portal crane, the GBT14405-2011 universal bridge crane requires: 5.7.3 local warping of spar webs: the distance from the upper flange plate H/3 to the inside is not more than 0.7t, and the rest area is not more than 1.2 t.
The crane has a larger structure, the traditional measuring method has low measuring precision, and climbing measurement has certain danger, so that a novel crane web warping degree tester needs to be invented.
Disclosure of Invention
The invention aims to provide a warp measuring instrument for a web plate of a large plate girder to solve the problems mentioned in the background technology.
In order to achieve the above purpose, the invention provides the following technical scheme:
a large plate girder web warping degree measuring instrument comprises a creeper truck and a laser emitter;
the creeper truck comprises a truck body, a driving device, a wheel assembly, a cylinder and a camera; the wheel assemblies are arranged in multiple groups and are respectively arranged on the periphery of the vehicle body; the wheel assembly is provided with a magnetic ring; the driving device is arranged in the vehicle body and is in driving connection with the wheel assembly; the cylinder is arranged above the vehicle body; one side of the cylinder body is provided with a cylinder opening; the camera is fixed in the barrel body, and the camera receiving end faces the barrel opening;
the laser transmitter comprises a shell, a magnet, a fine adjustment device and a laser; the magnet is fixed at the bottom of the shell; the fine adjustment device is arranged in the shell; the laser is arranged on one side of the shell and connected with the fine adjustment device.
For further description of the invention, the wheel assembly is provided in four groups; the driving device adopts four groups of motors to be respectively connected with the wheel assembly.
Further describing the present invention, the wheel assembly includes a wheel body, a wheel cover, and a backing ring; the wheel body is connected with the power output end of the driving device; the wheel end cover is arranged at the outer end part of the wheel body; the magnetic ring is fixed on the periphery of the wheel body through screws in a locking manner; the backing ring is fixed on the periphery of the magnetic ring.
The invention is further described, further comprising an optical filter; the optical filter is fixed at the position of the cylinder opening of the cylinder body through the front ring.
The invention is further described, further comprising a display screen; the display screen is installed on one side of the cylinder body.
The invention is further described, further comprising a ranging module; the opening of the cylinder body faces the right side; the distance measuring module is arranged at the right side position in the vehicle body; and the vehicle body is provided with a through hole corresponding to the ranging module.
For further description of the invention, a handle is also mounted on the vehicle body; the handle is correspondingly arranged on the other side of the tube opening.
For further description of the invention, the bottom of the magnet is also provided with a rubber pad.
The invention is further described, the fine adjustment device comprises a first fine adjustment motor, a second fine adjustment motor, a connecting frame, a transmission block, a ball joint bearing, a transmission pin, a laser barrel and a universal ball bearing; one end of the laser barrel is mounted on the shell through a universal ball bearing; the first fine adjustment device is arranged in the shell, and the power output end of the first fine adjustment device is in driving connection with the connecting frame to drive the connecting frame to move left and right; the second fine tuning motor is arranged on one side of the connecting frame, and the power output end of the second fine tuning motor is connected with the transmission block to drive the transmission block to move up and down; the transmission block is connected with one end of the ball joint bearing; the other end of the ball joint bearing is connected with one end of the transmission pin; the transmission pin is connected in the laser barrel in a sliding manner; the laser device is connected in the laser barrel in a sliding mode and is fixedly connected with the other end of the transmission pin.
The invention is further described, the body of the creeper truck and the shell of the laser transmitter are both provided with a PCB board and a battery, and the side of the creeper truck is provided with a charging port, a switch and an antenna.
The invention has the beneficial effects that:
the invention is composed of two parts, when in use, the crawler crane is pushed to one side of the web plate, the laser emitter is arranged on the other side of the web plate, the crawler crane is adsorbed on the web plate through the magnetic ring, the laser emitter is fixed on the web plate through the magnet, the camera faces the laser, the laser is adjusted through the fine adjustment device, the emitted laser is adjusted to the central position facing the camera, the crawler crane is started to walk towards the laser emitter in a straight line, in the walking process, the laser spot is captured through the camera, and the calculation of the projection of the movement plane is carried out.
Drawings
FIG. 1 is an overall block diagram of the creeper truck of the present invention;
FIG. 2 is a half-section structural view of the creeper truck of the present invention;
FIG. 3 is a left side view of the creeper truck of the present invention;
FIG. 4 is a half-sectional view of a laser transmitter of the present invention;
fig. 5 is a state diagram of the use of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
as shown in fig. 1-5, a measurer for warpage of a web plate of a large plate girder comprises a crawler 1 and a laser emitter 2;
the creeper truck 1 comprises a truck body 11, a driving device 12, a wheel assembly 13, a cylinder 14 and a camera 15; the four wheel assemblies 13 are arranged and are respectively arranged around the vehicle body 11; the wheel assembly 13 is provided with a magnetic ring 133; the driving device 12 is installed in the vehicle body 11 and is in driving connection with the wheel assembly 13; the driving device 12 adopts four groups of motors to respectively drive the wheel assemblies 13 to rotate; the cylinder 14 is arranged above the vehicle body 11; one side of the cylinder 14 is provided with a cylinder opening 141; the camera 15 is fixed in the cylinder 14, and the camera receiving end faces the cylinder opening 141; the camera 15 adopts a high-definition camera 15; the driving device 12 drives the wheel assembly 13 to move, the crawler 1 is placed on the web 3, and the magnetic ring 133 is magnetically attracted on the web 3 to improve the motion stability of the crawler.
The wheel assembly 13 comprises a wheel body 131, a wheel end cover 132 and a backing ring 134; the wheel body 131 is connected with the power output end of the driving device 12; the wheel end cover 132 is mounted at the outer end part of the wheel body 131; the magnetic ring 133 is fixed on the periphery of the wheel body 131 through screws; the backing ring 134 is fixed on the periphery of the magnetic ring 133; this arrangement makes the magnetic ring 133 elevated by the backing ring 134 without directly contacting the web 3, preventing the magnetic attraction from being difficult to move.
Further comprising an optical filter 16; the filter 16 is fixed at the position of the tube opening 141 of the tube body 14 through a front ring 161; the optical filter 16 is a high-definition optical filter 16, and the laser irradiates the optical filter 16 and then is captured by the camera 15, so that the capturing precision of the camera 15 is improved.
Also included is a display screen 17; the display screen 17 is arranged on one side of the cylinder 14; the display screen 17 is provided with a data acquisition device for data acquisition, and the camera 15 captures the photoelectricity and transmits the data to the display screen 17 for data acquisition and display.
The cylinder opening 141 of the cylinder 14 faces to the right side; also comprises a distance measuring module 19; the distance measuring module 19 is installed at a right position in the vehicle body 11; a through hole 111 is formed in one side, corresponding to the ranging module, of the vehicle body 11; guarantee that the climbing vehicle 1 moves to a node, the climbing vehicle 1 keeps at safe distance with laser emitter 2, prevents to produce the collision and damages the instrument.
A handle 18 is further mounted on the vehicle body 11; the handle 18 is correspondingly arranged at the other side of the tube opening 141, so that a person can push the creeper bicycle 1 conveniently.
The laser emitter 2 comprises a shell 21, a magnet 22, a fine adjustment device 23 and a laser 24; the magnet 22 is fixed at the bottom of the shell 21; the fine adjustment device 23 is arranged in the shell 21; the laser 24 is arranged on one side of the shell 21 and is connected with the fine adjustment device 23; the bottom of the magnet 22 is also provided with a rubber pad 25; this laser generator places on web 3 and corresponds the opposite side at creeper truck 1, and laser instrument 24 transmitting terminal is facing to camera 15, has adjusted laser instrument 24 through micromatic setting 23 for laser irradiation is at the center of camera 15, and ready work is ready, prepares to test.
The fine adjustment device 23 comprises a first fine adjustment motor 231, a second fine adjustment motor 232, a connecting frame 233, a transmission block 234, a ball joint bearing 235, a transmission pin 236, a laser barrel 237 and a universal ball bearing 238; one end of the laser barrel 237 is mounted on the housing 21 through a universal ball bearing 238; the first fine-tuning device 23 is arranged in the shell 21, and the power output end of the first fine-tuning device is in driving connection with the connecting frame 233 to drive the connecting frame 233 to move left and right; the second fine tuning motor 232 is arranged on one side of the connecting frame 233, and the power output end of the second fine tuning motor is connected with the transmission block 234 to drive the transmission block 234 to move up and down; the transmission block 234 is connected with one end of a ball joint bearing 235; the other end of the ball joint bearing 235 is connected with one end of the driving pin 236; the driving pin 236 is slidably connected in the laser barrel 237; the laser 24 is slidably connected in the laser barrel 237 and fixedly connected with the other end of the driving pin 236; the position of the laser 24 is controlled by the first fine tuning motor 231 and the second fine tuning motor 232 in a linkage manner, so that the laser emitted by the laser 24 is aligned with the center of the camera 15.
The inside of the body 11 of the crawler 1 and the inside of the shell 21 of the laser emitter 2 are both provided with a PCB (printed Circuit Board) and a battery, the side of the crawler is provided with a charging port, a switch and an antenna, the battery is powered by the battery, the charging port is used for charging the battery, the switch controls the starting and the closing of the devices respectively, and the antenna is arranged for signal connection and signal transmission with electronic products such as mobile phones.
The working principle of the embodiment is as follows:
during the use, push away crawling vehicle 1 to one side of web 3, laser emitter 2 places the opposite side at web 3, crawling vehicle 1 passes through magnetic ring 133 and adsorbs on web 3, laser emitter 2 passes through magnet 22 to be fixed on web 3, camera 15 is facing to laser instrument 24, laser instrument 24 is adjusted through micromatic setting 23, laser adjustment to the central point department of putting facing to camera 15 that will send, start crawling vehicle 1 and walk towards laser emitter 2 straight line, the walking in-process, catch the laser spot through camera 15, carry out the bellied calculation of motion plane and carry out data collection and demonstration through display screen 17.
The above description is not intended to limit the technical scope of the present invention, and any modification, equivalent change and modification of the above embodiments according to the technical spirit of the present invention are still within the technical scope of the present invention.
Claims (10)
1. The utility model provides a big board beam web warpage measuring apparatu which characterized in that: comprises a creeper truck and a laser emitter;
the creeper truck comprises a truck body, a driving device, a wheel assembly, a cylinder and a camera; the wheel assemblies are arranged in multiple groups and are respectively arranged on the periphery of the vehicle body; the wheel assembly is provided with a magnetic ring; the driving device is arranged in the vehicle body and is in driving connection with the wheel assembly; the cylinder is arranged above the vehicle body; one side of the cylinder body is provided with a cylinder opening; the camera is fixed in the barrel body, and the camera receiving end faces the barrel opening;
the laser transmitter comprises a shell, a magnet, a fine adjustment device and a laser; the magnet is fixed at the bottom of the shell; the fine adjustment device is arranged in the shell; the laser is arranged on one side of the shell and connected with the fine adjustment device.
2. The instrument of claim 1, wherein: the wheel assemblies are arranged in four groups; the driving device adopts four groups of motors to be respectively connected with the wheel assembly.
3. The instrument of claim 1, wherein: the wheel assembly comprises a wheel body, a wheel end cover and a backing ring; the wheel body is connected with the power output end of the driving device; the wheel end cover is arranged at the outer end part of the wheel body; the magnetic ring is fixed on the periphery of the wheel body through screws in a locking manner; the backing ring is fixed on the periphery of the magnetic ring.
4. The instrument of claim 1, wherein: the optical filter is also included; the optical filter is fixed at the position of the cylinder opening of the cylinder body through the front ring.
5. The instrument of claim 1, wherein: the device also comprises a display screen; the display screen is installed on one side of the cylinder body.
6. The instrument of claim 1, wherein: the device also comprises a distance measuring module; the opening of the cylinder body faces the right side; the distance measuring module is arranged at the right side position in the vehicle body; and the vehicle body is provided with a through hole corresponding to the ranging module.
7. The instrument of claim 1, wherein: the vehicle body is also provided with a handle; the handle is correspondingly arranged on the other side of the tube opening.
8. The instrument of claim 1, wherein: and the bottom of the magnet is also provided with a rubber pad.
9. The instrument of claim 1, wherein: the fine adjustment device comprises a first fine adjustment motor, a second fine adjustment motor, a connecting frame, a transmission block, a ball joint bearing, a transmission pin, a laser barrel and a universal ball bearing; one end of the laser barrel is mounted on the shell through a universal ball bearing; the first fine adjustment device is arranged in the shell, and the power output end of the first fine adjustment device is in driving connection with the connecting frame to drive the connecting frame to move left and right; the second fine tuning motor is arranged on one side of the connecting frame, and the power output end of the second fine tuning motor is connected with the transmission block to drive the transmission block to move up and down; the transmission block is connected with one end of the ball joint bearing; the other end of the ball joint bearing is connected with one end of the transmission pin; the transmission pin is connected in the laser barrel in a sliding manner; the laser device is connected in the laser barrel in a sliding mode and is fixedly connected with the other end of the transmission pin.
10. The instrument of claim 1, wherein: the inside of the body of the creeper truck and the inside of the shell of the laser emitter are both provided with a PCB and a battery, and the side of the creeper truck is provided with a charging port, a switch and an antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110613942.7A CN113280749A (en) | 2021-06-02 | 2021-06-02 | Instrument for measuring warping degree of web plate of large plate girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110613942.7A CN113280749A (en) | 2021-06-02 | 2021-06-02 | Instrument for measuring warping degree of web plate of large plate girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113280749A true CN113280749A (en) | 2021-08-20 |
Family
ID=77283239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110613942.7A Pending CN113280749A (en) | 2021-06-02 | 2021-06-02 | Instrument for measuring warping degree of web plate of large plate girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113280749A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002318108A (en) * | 2001-04-20 | 2002-10-31 | Nagoya Railroad Co Ltd | Rail fluctuation quantity measuring method and rail fluctuation quantity measuring device |
| CN204373616U (en) * | 2014-12-22 | 2015-06-03 | 广东正业科技股份有限公司 | A kind of bow warping degree testing agency |
| JP2015137890A (en) * | 2014-01-21 | 2015-07-30 | オプテックスエフエー株式会社 | Alignment system |
| CN207516258U (en) * | 2017-02-27 | 2018-06-19 | 周显威 | The multifunctional examining measuring car of narrow space |
| CN111649689A (en) * | 2020-07-08 | 2020-09-11 | 大连达发科技有限公司 | Steel construction angularity detection device |
| CN112378337A (en) * | 2020-11-24 | 2021-02-19 | 河北东讯科技有限公司 | Automatic device and detection method for detecting warping degree of main beam web of crane |
-
2021
- 2021-06-02 CN CN202110613942.7A patent/CN113280749A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002318108A (en) * | 2001-04-20 | 2002-10-31 | Nagoya Railroad Co Ltd | Rail fluctuation quantity measuring method and rail fluctuation quantity measuring device |
| JP2015137890A (en) * | 2014-01-21 | 2015-07-30 | オプテックスエフエー株式会社 | Alignment system |
| CN204373616U (en) * | 2014-12-22 | 2015-06-03 | 广东正业科技股份有限公司 | A kind of bow warping degree testing agency |
| CN207516258U (en) * | 2017-02-27 | 2018-06-19 | 周显威 | The multifunctional examining measuring car of narrow space |
| CN111649689A (en) * | 2020-07-08 | 2020-09-11 | 大连达发科技有限公司 | Steel construction angularity detection device |
| CN112378337A (en) * | 2020-11-24 | 2021-02-19 | 河北东讯科技有限公司 | Automatic device and detection method for detecting warping degree of main beam web of crane |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108973746B (en) | Unmanned aerial vehicle wireless charging system and charging control method thereof | |
| CN204536438U (en) | Vehicular electromagnetic radiation on-Line Monitor Device and on-line monitoring system | |
| CN104953709A (en) | Intelligent patrol robot of transformer substation | |
| CN215155126U (en) | A patrol and examine robot for train vehicle bottom detects | |
| CN211504241U (en) | Ecological environment monitoring device | |
| CN109291053A (en) | Patrol and examine robot control system | |
| CN112378337A (en) | Automatic device and detection method for detecting warping degree of main beam web of crane | |
| CN112945261A (en) | Portable intelligent measurement trolley with engineering data fixing function | |
| CN113280749A (en) | Instrument for measuring warping degree of web plate of large plate girder | |
| CN210375032U (en) | Crane track smoothness detection device | |
| CN111649689A (en) | Steel construction angularity detection device | |
| CN112444215A (en) | Crane track smoothness detection device | |
| CN112945264B (en) | Portable intelligent measurement dolly that possesses travel record function | |
| CN202037601U (en) | Omnibearing reconnaissance robot system | |
| CN212845901U (en) | Ground penetrating radar for engineering detection | |
| CN112945262A (en) | Portable intelligent measurement trolley with engineering data detection function | |
| CN110867916B (en) | Wireless charging system of transformer substation discharge source positioning robot | |
| CN215173952U (en) | Three-dimensional scanning quality inspection device for construction site | |
| Huang et al. | Researches on a wall-climbing robot based on electromagnetic adsorption | |
| CN211440006U (en) | Electric power inspection robot convenient to dismouting | |
| CN115338889A (en) | Intelligent patrol control robot for 5G power equipment | |
| CN215986198U (en) | Partial discharge detection device and partial discharge inspection equipment | |
| CN212692805U (en) | Steel construction angularity detection device | |
| CN112945260A (en) | Portable intelligent measurement trolley with anti-collision function | |
| CN203587065U (en) | A follow-up stabilizing apparatus angle precision measurement device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210820 |