CN215208122U - Multi-lifting-point lifting height difference monitoring device - Google Patents
Multi-lifting-point lifting height difference monitoring device Download PDFInfo
- Publication number
- CN215208122U CN215208122U CN202023190535.XU CN202023190535U CN215208122U CN 215208122 U CN215208122 U CN 215208122U CN 202023190535 U CN202023190535 U CN 202023190535U CN 215208122 U CN215208122 U CN 215208122U
- Authority
- CN
- China
- Prior art keywords
- hoisting
- lifting
- radio station
- electronic compass
- wireless
- 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.)
- Active
Links
Images
Landscapes
- Control And Safety Of Cranes (AREA)
Abstract
A multi-lifting-point lifting height difference monitoring device comprises a monitor, a plurality of cranes and a control system. The monitoring instrument is placed on a heavy object and comprises an electronic compass, an inclination angle sensor and a wireless sending radio station, wherein the electronic compass is used for detecting the direction of the placement position of the monitoring instrument, the inclination angle sensor is used for measuring the tilting angle of the horizontal plane of the heavy object, and the wireless sending radio station is used for sending a detection signal to the outside; the multiple cranes are connected with the multiple hoisting points on the hoisting object to implement hoisting operation; the control system is used for receiving the detection signal and controlling the lifting speed of the plurality of lifting points. The twisting and the inclination of a heavy object are respectively measured through the electronic compass and the inclination angle sensor during lifting, the angle of the monitor can be randomly placed by utilizing the double-coordinate display function of the touch screen, the double-coordinate monitoring device has the advantages of high measurement precision and good synchronization performance, visual judgment and quick control are facilitated, tedious adjustment and calibration work is omitted, the double-coordinate monitoring device is suitable for hoisting operation of long distance and heavy weight, and the double-coordinate monitoring device has good practical value.
Description
Technical Field
The utility model belongs to the technical field of lifting device, concretely relates to many hoisting points lift discrepancy in elevation monitoring devices.
Background
The lifting synchronization of the lifting operation is often an important guarantee index in the lifting industry, in order to ensure the synchronous lifting of a plurality of lifting points and automatically adjust the lifting speed of the lifting points, a sensor for measuring the winding and unwinding length of a steel wire rope is usually arranged on the lifting point of the lifting equipment, or a force measuring sensor is arranged on a stressed part of the lifting point, and whether the lifting points of the lifting equipment work synchronously or not is judged by measuring the operation range of the lifting points or the stress of the lifting points. However, if the hoisting height of the hoisting object is too high or the running distance is too long, the accuracy of the sensor is greatly reduced, particularly, the hoisting speed is controlled by measuring the length of the steel wire rope in the winding drum through the multi-turn encoder, and if the hoisting height is too long, the circumferences of the steel wire ropes on each layer of the winding drum are different, so that a large accumulated error is brought; the precision of a weighing sensor for a hoisting point is generally not high, the error is +/-5%, and the requirement of high-precision hoisting working conditions cannot be met. Therefore, a new technical solution is needed to solve such problems.
SUMMERY OF THE UTILITY MODEL
To the not enough among the above-mentioned prior art, the utility model provides a many hoisting points go up and down discrepancy in elevation monitoring devices for to a plurality of jack-up hoisting points realize stable, synchronous, the promotion work of high accuracy.
The utility model discloses a following technical scheme implements: a multi-lifting-point lifting height difference monitoring device comprises a monitor, a plurality of cranes and a control system. The monitoring instrument is placed on a weight when in use, and comprises an electronic compass, an inclination angle sensor, a wireless sending radio station and a storage battery, wherein the electronic compass is used for detecting the direction of the placement position of the monitoring instrument on a horizontal plane, the inclination angle sensor is of a double-shaft structure and is used for measuring the tilting angles in two mutually vertical directions on the horizontal plane of the weight, the wireless sending radio station is used for sending detection signals of the electronic compass and the inclination angle sensor to the outside, and the storage battery is used for providing power for the electronic compass, the inclination angle sensor and the wireless sending radio station; the cranes are connected with a plurality of hoisting points on the hoisting object to hoist the hoisting object; the control system is used for receiving detection signals sent by the wireless sending radio station and controlling the lifting speed of the crane to a plurality of hoisting points, and meanwhile, the control system can display the detection angle of the electronic compass as coordinate axis image information for an operator to observe.
Furthermore, the control system comprises a wireless receiving radio station and a touch screen, wherein the wireless receiving radio station is used for receiving the detection signal sent by the wireless sending radio station, the touch screen displays the detection signal received by the wireless receiving radio station for an operator to analyze, process and control, and then sends the control signal to the crane, so that the adjustment of the hoisting posture of the hoisting object is realized.
Furthermore, the control system also comprises a wireless router, a remote mobile phone and a remote computer, wherein the wireless router can modulate the detection signal received by the wireless receiving radio station into a wireless signal and send the wireless signal to the remote mobile phone and the remote computer.
Furthermore, the number of the cranes is four, and four drooping steel wire ropes of the cranes are respectively connected to four hoisting points of the hoisting object.
Furthermore, the touch screen can display images of coordinate axes formed by connecting lines of four hanging points of the weight, and simultaneously display images of the coordinate axes where the scales of the electronic compass 0 are located, and an included angle between the two coordinate values is equal to a detection angle of the electronic compass.
The utility model has the advantages that:
the utility model discloses utilize the monitor directly to place on playing the heavy object, twist and the slope of playing the heavy object is measured respectively through electron compass and inclination sensor, then with in the information transfer driver's cabin, the centre does not have any data conversion process, can directly judge the gesture of playing the heavy object and control through data, it is high to have a measurement accuracy, the synchronism is good, the accumulative error is little, application scope is wide advantage, and the installation is maintained conveniently simply, the angle of monitor can be put at will to the detection that utilizes electron compass during the installation and the two coordinate display function of touch-sensitive screen, be favorable to operator's judgement directly perceived and quick control simultaneously, loaded down with trivial details jack-up timing work has been removed from, furthermore, the utility model discloses can also satisfy the application in high cold, high altitude area, especially, the application of heavy weight hoist and mount operation, better practical value has.
Drawings
Fig. 1 is a partial structural schematic diagram of the present invention;
FIG. 2 is a functional block diagram of the present invention;
FIG. 3 is a schematic diagram of the coordinate of the monitor of the present invention just facing the lifting point;
fig. 4 is the schematic diagram of the coordinate of the middle monitor randomly placed.
In the figure: the system comprises a monitor 1, an electronic compass 1a, an inclination angle sensor 1b, a wireless sending radio station 1c, a storage battery 1d, a crane 2, a steel wire rope 2a, a control system 3a, a wireless receiving radio station 3b, a touch screen 3c, a wireless router 3d, a remote mobile phone 3e and a remote computer 3 e.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples.
As shown in fig. 1-2, a multi-hoisting-point lifting height difference monitoring device comprises a monitor 1, four cranes 2 and a control system 3. The monitoring instrument 1 is placed on a hoisting object when in use, the monitoring instrument 1 comprises an electronic compass 1a, an inclination angle sensor 1b, a wireless transmitting radio station 1c and a storage battery 1d, the electronic compass 1a is used for detecting the direction of the monitoring instrument 1 on the horizontal plane, the inclination angle sensor 1b is of a double-shaft structure and is used for measuring the tilting angles in two mutually vertical directions on the horizontal plane of the hoisting object, the wireless transmitting radio station 1c is used for transmitting detection signals of the electronic compass 1a and the inclination angle sensor 1b to the outside, and the storage battery 1d is used for providing power for the electronic compass 1a, the inclination angle sensor 1b and the wireless transmitting radio station 1 c; the four cranes 2 carry out hoisting operation on the hoisted object through the connection of four drooping steel wire ropes 2a thereof and four hoisting points on the hoisted object; the control system 3 comprises a wireless receiving radio station 3a, a touch screen 3b, a wireless router 3c, a remote mobile phone 3d and a remote computer 3e, wherein the wireless receiving radio station 3a is used for receiving a detection signal sent by the wireless sending radio station 1c, the touch screen 3b displays the detection signal received by the wireless receiving radio station 3a for an operator to analyze, process and control, and then sends a control signal to the crane 2 to realize the adjustment of the hoisting posture of the crane; the wireless router 3c can modulate the detection signal received by the wireless receiving radio station 3a into a wireless signal and send the wireless signal to the remote mobile phone 3d and the remote computer 3e, so as to facilitate remote control.
As shown in fig. 3, the monitor 1 is placed in the middle of four hanging points on the lifting weight, and the scales of an electronic compass 1a0 in the monitor 1 are aligned with the hanging point at the right end (the direction is according to fig. 3); of the four suspension points, the left and right suspension points are connected to form an X-axis, the upper and lower suspension points are connected to form a Y-axis, the top surface of the crane is divided into four quadrant areas of (X +, Y +), (X +, Y-), (X-, Y +), and (X-, Y-) by the X-axis and the Y-axis of the suspension points as image information, and the X-axis and the Y-axis of the suspension points are displayed on the touch panel 3b, and since the direction indicated by the scale 0 on which the electronic compass 1a is placed is directed to the positive direction of the X-axis, the coordinate axis of the electronic compass 1a at this time coincides with the coordinate axis of the suspension points, and therefore, the coordinate display of the electronic compass 1a is not performed. When the four cranes 2 are started to lift a heavy object, if the dual-axis tilt angle sensor 1b detects that the tilt angles of the X axis and the Y axis are positive values, it is described that the lifting speeds of the lifting points at the upper end and the right end in fig. 3 are too high, and the plane of the crane object in which the quadrant areas (X +, Y +) are located is too high, at this time, an operator controls through data displayed by the touch screen 3b to slow down the lifting speeds of the cranes 2 connected with the lifting points at the upper end and the right end until the tilt angles detected by the tilt angle sensor 1b on the X axis and the Y axis approach 0 value; similarly, when the lifting weight is lifted in the quadrant areas of (X +, Y-), (X-, Y +), and (X-, Y-), the lifting speeds of other lifting points are controlled according to the same mode, so that the level of the lifting weight is kept and the lifting operation is carried out in a continuous and stable state.
As shown in fig. 4, when the operator places the monitor 1 at will to make the scales of the electronic compass 1a0 not coincide with the XY coordinate axes of the four suspension points, the electronic compass 1a detects the angle deviation of the horizontal plane, the radio transmitter 1c transmits a signal to the control system 3, and displays the X ' Y ' coordinate axis image of the electronic compass 1a on the touch screen 3b, the positive pole of the X ' axis in the X ' Y ' coordinate axis corresponds to the direction indicated by the scales of the electronic compass 1a0, and the included angles between the X ' axis and the X axis, and the included angles between the Y ' axis and the Y axis are equal to the deviation angle detected by the electronic compass 1a, so as to restore the monitor 1 in the deviation state shown in fig. 4. At the moment, an operator starts the four cranes 2 to lift the heavy object as usual, when the inclination angle sensor 1b in the monitor 1 detects that only the Y' axis has a positive value, the tilting of (X < + > -quadrant areas in the XY coordinate axes of four hoisting points of the heavy object can be visually judged by referring to the contrast image of two coordinate values in the touch screen 3b, and then the lifting speed of the cranes 2 connected with the hoisting points at the left end and the upper end is reduced by sending instructions through the touch screen 3b, so that the hoisted object returns to the horizontal posture; and by comparing the two coordinate axes, the lifting speeds of other lifting points are controlled according to the same mode, so that the lifting object is kept in a horizontal state continuously to finish the lifting action.
Hereinbefore, specific embodiments of the present invention have been described with reference to the accompanying drawings. However, those skilled in the art will appreciate that various modifications and substitutions can be made thereto without departing from the spirit and scope of the present invention as set forth in the appended claims.
Claims (5)
1. The utility model provides a many hoisting points goes up and down discrepancy in elevation monitoring devices, includes monitor, a plurality of hoist, control system, its characterized in that: the monitoring instrument is placed on a hoisting object when in use, the monitoring instrument comprises an electronic compass, an inclination angle sensor, a wireless transmitting radio station and a storage battery, the electronic compass is used for detecting the direction of the placement position of the monitoring instrument on a horizontal plane, the inclination angle sensor is of a double-shaft structure and is used for measuring the tilting angles in two mutually perpendicular directions on the horizontal plane of the hoisting object, the wireless transmitting radio station is used for transmitting the detection signals of the electronic compass and the inclination angle sensor to the outside, the storage battery is used for providing power for the electronic compass, the inclination angle sensor and the wireless transmitting radio station, a plurality of cranes carry out hoisting operation on the hoisting object through connection with a plurality of hoisting points on the hoisting object, the control system is used for receiving the detection signals transmitted by the wireless transmitting radio station and controlling the lifting speed of the cranes to the plurality of hoisting points, and meanwhile, the control system can display the detection angles of the electronic compass as coordinate axis image information, for the operator to observe.
2. The multi-hanging-point lifting height difference monitoring device as claimed in claim 1, wherein: the number of the cranes is four, and four drooping steel wire ropes of the cranes are respectively connected to four hoisting points of the hoisting object.
3. The multi-hanging-point lifting height difference monitoring device as claimed in claim 1, wherein: the control system comprises a wireless receiving radio station and a touch screen, wherein the wireless receiving radio station is used for receiving a detection signal sent by the wireless receiving radio station, the touch screen displays the detection signal received by the wireless receiving radio station for an operator to analyze, process and control, and then sends a control signal to the crane to realize the adjustment of the hoisting posture of the hoisting object.
4. A multiple suspension point elevation difference monitoring device according to claim 3, wherein: the control system also comprises a wireless router, a remote mobile phone and a remote computer, wherein the wireless router can modulate a detection signal received by the wireless receiving radio station into a wireless signal and send the wireless signal to the remote mobile phone and the remote computer.
5. A multiple suspension point elevation difference monitoring device according to claim 3, wherein: the touch screen can display images of coordinate axes formed by connecting lines of four lifting points of the weight, and simultaneously display images of the coordinate axes where the scales of the electronic compass 0 are located, and an included angle between the two coordinate axes is equal to a detection angle of the electronic compass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023190535.XU CN215208122U (en) | 2020-12-26 | 2020-12-26 | Multi-lifting-point lifting height difference monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023190535.XU CN215208122U (en) | 2020-12-26 | 2020-12-26 | Multi-lifting-point lifting height difference monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215208122U true CN215208122U (en) | 2021-12-17 |
Family
ID=79435659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023190535.XU Active CN215208122U (en) | 2020-12-26 | 2020-12-26 | Multi-lifting-point lifting height difference monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215208122U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116946877A (en) * | 2023-08-02 | 2023-10-27 | 中建八局发展建设有限公司 | Multi-electric lifting point synchronous control lifting method, medium and system |
-
2020
- 2020-12-26 CN CN202023190535.XU patent/CN215208122U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116946877A (en) * | 2023-08-02 | 2023-10-27 | 中建八局发展建设有限公司 | Multi-electric lifting point synchronous control lifting method, medium and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9446934B2 (en) | Detecting, monitoring device of the hook angle and its crane | |
| CN102923572B (en) | A kind of crane load space pivot angle detection technique and device | |
| CN103318765B (en) | Hoisting tilt angle, hoisting load or hoisting posture monitoring method and device as well as crane | |
| CN106185627B (en) | Lifting hook deflection angle monitoring device, vertical hoisting monitoring device and mobile crane | |
| US8627575B2 (en) | Hook pose detecting equipment and crane | |
| CN102431897B (en) | Crane lifting verticality deviation measuring and displaying device and lifting method | |
| US20220055868A1 (en) | Crane and device for controlling same | |
| CN105084213B (en) | Mobile crane and moment limiting system and moment limiting method thereof | |
| CN103613014A (en) | Anti-collision system, method and device for tower crane and tower crane | |
| US11136225B1 (en) | Monitoring and measuring apparatuses able to display actual deflection angle of lifting-hook , and crane | |
| JP2850305B2 (en) | Automatic crane driving equipment | |
| CN113526349B (en) | Detection method and detection system for diagonal pulling of heavy crane hook | |
| CN215208122U (en) | Multi-lifting-point lifting height difference monitoring device | |
| CN101428741B (en) | Method for estimating lift hook position | |
| CN102815614A (en) | Detecting and monitoring device for displaying real-time lifting hook declination angle | |
| CN105366548A (en) | System and method for monitoring lifting hook deflection of portal crane | |
| WO2016177351A2 (en) | Lifting hook bias angle monitoring device, vertical hoisting monitoring device, and mobile crane | |
| CN206156612U (en) | Pluck crane boom angle detecting means for wine | |
| CN113532253B (en) | Method and system for detecting side-pulling lateral bending of heavy crane boom | |
| CN205472297U (en) | Bridge crane lifting hook wire rope beat angle detection device | |
| CN210594955U (en) | Three-truss synchronous lifting control system | |
| CN114441096A (en) | Unmanned aerial vehicle gravity center measuring device and method | |
| CN113336095A (en) | Crane hoisting height measuring system and working method | |
| CN110203829B (en) | Three-truss synchronous lifting control system | |
| CN212832381U (en) | Single-machine hoisting and lifting hoisting device and crane |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |