CN204165525U - A kind of wireless detection device of crane box type girder web wave degree - Google Patents
A kind of wireless detection device of crane box type girder web wave degree Download PDFInfo
- Publication number
- CN204165525U CN204165525U CN201420671495.6U CN201420671495U CN204165525U CN 204165525 U CN204165525 U CN 204165525U CN 201420671495 U CN201420671495 U CN 201420671495U CN 204165525 U CN204165525 U CN 204165525U
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- wireless
- displacement sensor
- laser displacement
- monitor station
- computing machine
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Abstract
The utility model relates to a kind of wireless detection device of crane box type girder web wave degree.Its technical scheme is: magnetic support to be adsorbed on crane web and to support whole pick-up unit, adapter control step electric machine rotation drives screw turns, and ball screw assembly, drives the laser displacement sensor on monitor station to slide on polished rod together with wireless voltage node.The distance signal of laser displacement sensor is launched with the form of Zigbee network through wireless voltage node, and data gateway Received signal strength is also transferred to computing machine, and computing machine automatically calculates wave angle value and is presented on screen.The utility model has Stability Analysis of Structures, and accuracy of detection is high, the feature of simple operation.
Description
Technical field
The utility model belongs to crane detection technique field.Be specifically related to a kind of wireless detection device of crane box type girder web wave degree.
Background technology
Crane box type girder web wave degree is the index that reflection crane box type girder web has local crowning or recessed distortion, the larger then local deformation of web wave angle value is larger, cause crane girder rigidity to reduce and concentrate due to formation stress causing the impacts such as crack defect, therefore the detection of web wave degree is significant.Current detection adopts the structure of magnetic support absorption, steel wire traction, connects bridge diagram and obtain detected value by dynamic strain indicator indirect inspection by displacement transducer.This pick-up unit mode can realize Aulomatizeted Detect and provide the measurement result with certain precision, but the stability of pick-up unit is inadequate; Each detection setup time is long, comparatively large to the dependence of testing staff, easily causes personal error; Current crane detection field proposes new requirement, needs more convenient, the more high-precision pick-up unit of one.
Summary of the invention
The utility model is to provide a kind of pick-up unit for measuring crane box type girder web wave degree.This device, by ball-screw-transmission, transmits data wirelessly, realizes measuring accuracy high, and automatically can show testing result.
The utility model solves the technical scheme that its technical matters adopts: two magnetic supports are adsorbed on crane web, two pedestals of magnetic support support detection device, each installation level meter on two pedestals, the pedestal of side installs a stepper motor, two pedestals are fixedly connected with two polished rods, a leading screw is installed between pedestal again, one end of leading screw is connected by clutch coupling with stepper motor, the other end and pedestal are connected by bearing and freely can rotate around axle center, monitor station is arranged on polished rod and also can moves axially along polished rod, form ball screw assembly, between monitor station and leading screw simultaneously, drive monitor station axially movable along polished rod when screw turns,
Monitor station fixedly mounts a laser displacement sensor and a wireless voltage node, the voltage signal of laser displacement sensor through wire transmission to wireless voltage node, launched in the mode of Zigbee network by wireless voltage node again, computing machine connects gateway, is received the network signal launched by wireless voltage node by gateway;
The height of magnetic support is regulated to make level meter instruction level, adapter control step electric machine rotation, drive screw turns, ball screw assembly, drives the laser displacement sensor on monitor station to move on polished rod, data gateway receives the distance signal between web and laser displacement sensor continuously and is transferred to computing machine, and computing machine automatically calculates web wave angle value and is presented on screen.
By the size of voltage signal, feedback voltage signal after described laser displacement sensor one employing transmitting beam of laser to measured object, determines that sensor is apart from the air line distance between testee; Described wireless voltage node and data gateway are a kind of network communication modules based on Zigbee home control network communication protocol, wireless voltage intra-node contains voltage signal A/D conversion, digital filtering and working power, and data gateway is connected with computing machine by USB interface.
Owing to adopting described technical scheme, the present invention has following good effect: the present invention, by the rotating speed of step motor control leading screw, can control the gait of march of monitor station; Accurately can record the micro-displacement between sensor and crane web by laser displacement sensor, measuring accuracy is high; By wireless voltage node and data gateway device, simplify whole device, be adsorbed on crane web, be convenient to the installation and removal of pick-up unit by magnetic support switch control rule magnetic support, it is convenient to measure.
Therefore this device has structure simply, and measuring accuracy is high, measures feature easily.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model
Fig. 2 is that one of the present utility model detects schematic diagram
1. stepper motors, 2. magnetic support in figure, 3. magnetic support switch, 4. pedestal, 5. air bubble type level meter, 6. polished rod, 7. leading screw, 8. monitor station, 9. laser displacement sensor, 10.RS232 interface signal line, 11. wireless voltage nodes, 12. pedestals, 13. data gateways, 14.USB interface signal line, 15. computing machines, 16. shaft couplings, 17. detected webs, 18. bearings, 19. adapters, 20.220V/50Hz alternating current.
Embodiment
Below in conjunction with figure and embodiment, the utility model is further described, the restriction not to its protection domain.
Embodiment
A kind of pick-up unit for measuring crane box type girder web wave degree.As depicted in figs. 1 and 2: the magnetic support switch 3 rotated on two magnetic supports 2 makes it be adsorbed on crane web (17), and magnetic support 2 upper surface is connected by bolt with pedestal 12 with the pedestal 4 of pick-up unit.Pedestal 4 installs an air bubble type level meter 5 with the mode that pedestal 12 is respectively connected with screw, and pedestal 4 installs a 57HS06 type stepper motor 1, and pedestal 4 is fixedly connected with two polished rods 6 with pedestal 12.Install a leading screw 7 between pedestal 4 and pedestal 12 again, one end of leading screw 7 is connected by shaft coupling with stepper motor 1, and the other end is connected with pedestal 12 by bearing 18 and freely can rotates around axle center.Monitor station 8 is arranged on polished rod 6 by the sliding eye on it, and can move axially along polished rod 6, forms ball screw assembly, between monitor station 8 and leading screw 7 simultaneously.Drive when leading screw 7 rotates monitor station 8 axially movable along polished rod 6, monitor station 8 is bolted installation laser displacement sensor 9 and magnetic adsorption type fixedly mounts a wireless voltage node 11.The voltage signal of laser displacement sensor 9 is transferred to wireless voltage node 11 through RS232 interface signal line 10, then is launched in the mode of Zigbee network by wireless voltage node 11.Computing machine 15 is by USB interface signal wire 14 connection data gateway 12, and data gateway 12 receives the wireless network signal launched by wireless voltage node 11 and is transferred to computing machine 15.
The height of adjustment magnetic support 2 makes air bubble type level meter 5 instruction level, control step motor 1 rotates, drive leading screw 7 to rotate, ball screw assembly, drives the laser displacement sensor 9 on monitor station 8 and wireless voltage node 11 to move on polished rod 6, and the effective range of movement is 1m.Data gateway 13 receives the distance signal of web and laser displacement sensor continuously and is transferred to computing machine 15, and computing machine 15 automatically calculates web wave angle value and is presented on screen.
Claims (2)
1. the wireless detection device of a crane box type girder web wave degree, it is characterized in that: two magnetic supports are adsorbed on crane web, two pedestals of magnetic support support detection device, each installation level meter on two pedestals, the pedestal of side installs a stepper motor, two pedestals are fixedly connected with two polished rods, a leading screw is installed between pedestal again, one end of leading screw is connected by clutch coupling with stepper motor, the other end and pedestal are connected by bearing and freely can rotate around axle center, monitor station is arranged on polished rod and also can moves axially along polished rod, form ball screw assembly, between monitor station and leading screw simultaneously, drive monitor station axially movable along polished rod when screw turns,
Monitor station fixedly mounts a laser displacement sensor and a wireless voltage node, the voltage signal of laser displacement sensor through wire transmission to wireless voltage node, launched in the mode of Zigbee network by wireless voltage node again, computing machine connects gateway, is received the network signal launched by wireless voltage node by gateway;
The height of magnetic support is regulated to make level meter instruction level, adapter control step electric machine rotation, drive screw turns, ball screw assembly, drives the laser displacement sensor on monitor station to move on polished rod, data gateway receives the distance signal between web and laser displacement sensor continuously and is transferred to computing machine, and computing machine automatically calculates web wave angle value and is presented on screen.
2. the wireless detection device of a kind of crane box type girder web wave degree according to claim 1, it is characterized in that: feedback voltage signal after described laser displacement sensor one employing transmitting beam of laser to measured object, determine that sensor is apart from the air line distance between testee by the size of voltage signal; Described wireless voltage node and data gateway are a kind of network communication modules based on Zigbee home control network communication protocol, wireless voltage intra-node contains voltage signal A/D conversion, digital filtering and working power, and data gateway is connected with computing machine by USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420671495.6U CN204165525U (en) | 2014-11-12 | 2014-11-12 | A kind of wireless detection device of crane box type girder web wave degree |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420671495.6U CN204165525U (en) | 2014-11-12 | 2014-11-12 | A kind of wireless detection device of crane box type girder web wave degree |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204165525U true CN204165525U (en) | 2015-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420671495.6U Expired - Fee Related CN204165525U (en) | 2014-11-12 | 2014-11-12 | A kind of wireless detection device of crane box type girder web wave degree |
Country Status (1)
| Country | Link |
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| CN (1) | CN204165525U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839956A (en) * | 2017-03-21 | 2017-06-13 | 杭州市特种设备检测研究院 | Crane girder web Local warping degree detection means |
| CN108106583A (en) * | 2018-02-14 | 2018-06-01 | 山东建筑大学 | A kind of numerical control device terminal position real-time measurement system and measuring method |
| CN108267112A (en) * | 2018-01-26 | 2018-07-10 | 温州正康建设有限公司 | A kind of detection device for being used to detect formwork for placing deformation |
| KR101917514B1 (en) * | 2017-05-16 | 2018-11-12 | 주식회사 포스코 | Potable Type Telescope Detecting Apparatus for a Coil |
-
2014
- 2014-11-12 CN CN201420671495.6U patent/CN204165525U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839956A (en) * | 2017-03-21 | 2017-06-13 | 杭州市特种设备检测研究院 | Crane girder web Local warping degree detection means |
| KR101917514B1 (en) * | 2017-05-16 | 2018-11-12 | 주식회사 포스코 | Potable Type Telescope Detecting Apparatus for a Coil |
| CN108267112A (en) * | 2018-01-26 | 2018-07-10 | 温州正康建设有限公司 | A kind of detection device for being used to detect formwork for placing deformation |
| CN108267112B (en) * | 2018-01-26 | 2020-09-01 | 温州正康建设有限公司 | Detection device for detecting deformation of pouring template |
| CN108106583A (en) * | 2018-02-14 | 2018-06-01 | 山东建筑大学 | A kind of numerical control device terminal position real-time measurement system and measuring method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20151112 |
|
| EXPY | Termination of patent right or utility model |