CN104210947A - Remote control circuit of tower crane - Google Patents
Remote control circuit of tower crane Download PDFInfo
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- CN104210947A CN104210947A CN201410376952.3A CN201410376952A CN104210947A CN 104210947 A CN104210947 A CN 104210947A CN 201410376952 A CN201410376952 A CN 201410376952A CN 104210947 A CN104210947 A CN 104210947A
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- tower crane
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Abstract
The invention provides a remote control circuit of a tower crane. The remote control circuit comprises cameras, an image acquisition module, an image processing module, display modules and a ground console, wherein multiple cameras are provided, and at least comprise a first camera arranged at the lower side of the top end of a long arm of the tower crane and a second camera and a third camera arranged at the left and right sides of an altitude console; the image acquisition module comprises a sampling switch arranged at an input end for circularly switching among the cameras with the frequency of 50 Hz, and an encoding module which encodes the switched cameras, and compresses and packages sampled images with codes for synchronously sending; the image processing module receives the packages output by the image acquisition module, and decodes the packages to corresponding output channels according to the codes; the display modules are the same with the cameras in number, are connected to the channels of the image processing module, and display the images acquired by the cameras corresponding to the channels; and the ground console comprises displays and a simulation operation platform.
Description
Technical field
The present invention relates to automation field, refer to especially a kind of tower crane circuit for remotely controlling.
Background technology
Tower crane is a kind of weight-lifting equipment the most frequently used on building ground, with a section spreading, is used for hanging the raw MAT'L of the constructions such as working reinforcing bar, wood are stupefied, cement concrete, steel pipe.
By having or not traveling gear can be divided into traveling tower crane and fixed base tower crane.
Traveling tower crane can be divided into again four kinds of rail mounteds, rubber-tyred, truck mounted, crawler type according to the difference of running gear.Rail-mounted tower crane tower body is fixed on walking underframe, can on ad hoc track, move, and good stability, can walk by on-load, and work efficiency is high, thereby is widely used in building installation engineering.Rubber-tyred, truck mounted and crawler-mounted tower crane rail-free device, conveniently moving, but can not on-load walking, less stable.
Fixed base tower crane is according to the difference of installation position, be divided into again and adhere to two kinds of jack up and inner climbing types, adhering to self-raising tower crane can raise with building, be applicable to skyscraper, the horizontal load being transmitted by tower crane is only born in building structure, convenient attachment, but it is many to take structural steel; Climbing tower crane, at interior of building (elevator, stair case), climbs by a set of bracket and elevator system, and jacking is more loaded down with trivial details, but it is few to take structural steel, does not need installing basis, and all deadweight and load are born by building.
No matter be traveling tower crane or fixed base tower crane, all need operating personal voluntarily or by elevator, arrive between the control at top and operate, stand the working environment of high temperature and heating summer or low temperature severe cold, and tower crane is higher, danger coefficient is also higher, and tower crane accidents also happens occasionally, therefore, how realizing the Long-distance Control of high-order tower crane, is current problem demanding prompt solution.
Summary of the invention
The present invention proposes a kind of tower crane circuit for remotely controlling, has realized the Long-distance Control to high-order tower crane.
Technical scheme of the present invention is achieved in that
A tower crane circuit for remotely controlling, comprising:
Camera, its quantity is a plurality of, at least comprises the second camera and the 3rd camera that are arranged on the first camera of the long-armed top of tower crane downside and are arranged on the control desk left and right sides, high-altitude;
Image capture module, comprises the sampling switch that is arranged on input end, with frequency cyclic switching between described camera of 50Hz; Coding module, encodes to the camera being switched to, with sampled images compression packing synchronous driving;
Image processing module, receives the compressed package of described image capture module output, and arrives corresponding delivery channel according to coding and decoding;
Display apparatus module, its quantity is identical with described camera quantity, is connected to the passage of image processing module, and shows the image of the camera collection that this passage is corresponding;
Ground control cabinet comprises described telltale and simulation operations platform, simulation operations platform and practical operation platform 1:1 copy design, simulation operations platform comprises sensor, by sensor sensing operating personal, move, AD converter is converted to digital signal by the analog signal of sensor output, the first controller is connected to described AD converter, actuating signal is transcoded into tower crane control signal, and deliver to high-altitude, tower crane top control desk by optical fiber transmission, high-altitude control desk comprises second controller and control box, second controller receives tower crane control signal decoding, output decoded signal is to control box, control box is controlled each electrical motor work of tower crane.
Alternatively, the quantity of described telltale is at least three, the first telltale shows the tower crane forearm image of the first camera collection, second display shows the high-altitude control desk left-side images that second camera gathers, the 3rd telltale shows the high-altitude control desk image right of the 3rd camera collection, the first telltale is placed between two parties, and second display and the 3rd telltale are placed on respectively position, left and right.
Alternatively, described controller is dsp processor.
Alternatively, described controller is TMS320F2812 dsp processor.
The invention has the beneficial effects as follows:
(1) multidimensional image of realizing camp site by being arranged on the camera of a plurality of positions gathers, and realizes scene and reduce in real time on a plurality of read-outs;
(2) build on the ground the simulation operations platform identical with actual platform, the control box transmission instruction by network to tower crane top, controls tower crane action, realizes tower crane Long-distance Control.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the control block diagram of tower crane circuit for remotely controlling of the present invention.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, tower crane circuit for remotely controlling of the present invention comprises: camera, its quantity is a plurality of, at least comprises the second camera 11 and the 3rd camera 12 that are arranged on the first camera 10 of the long-armed top of tower crane downside and are arranged on the control desk left and right sides, high-altitude.
Image capture module 20, comprises the sampling switch that is arranged on input end, with frequency cyclic switching between described camera of 50Hz; Coding module, encodes to the camera being switched to, with sampled images compression packing synchronous driving.
Image processing module 30, receives the compressed package of described image capture module 20 outputs, and arrives corresponding delivery channel according to coding and decoding.Preferably, described image processing module is dsp processor.
Display apparatus module 40, its quantity is identical with described camera quantity, is connected to the passage of image processing module, and shows the image of the camera collection that this passage is corresponding.
Preferably, the quantity of described telltale is at least three, the first telltale shows the tower crane forearm image of the first camera collection, second display shows the high-altitude control desk left-side images that second camera gathers, the 3rd telltale shows the high-altitude control desk image right of the 3rd camera collection, the first telltale is placed between two parties, and second display and the 3rd telltale are placed on respectively position, left and right.
Ground control cabinet comprises telltale and simulation operations platform 50, simulation operations platform and practical operation platform 1:1 copy design, simulation operations platform comprises sensor, by sensor sensing operating personal, move, AD converter 60 is converted to digital signal by the analog signal of sensor output, the first controller 70 is connected to described AD converter 60, actuating signal is transcoded into tower crane control signal, and deliver to high-altitude, tower crane top control desk by optical fiber transmission, high-altitude control desk comprises second controller 80 and control box 90, second controller 80 receives tower crane control signal decoding, output decoded signal is to control box 90, control box is controlled each electrical motor work of tower crane.
Preferably, described controller is dsp processor.
Preferably, described controller is TMS320F2812 dsp processor.By TMS320F2812 dsp processor, realize the transcoding of signal, transmit in real time tower crane control signal.
TMS320F2812 DSP, is 32 fixed DSPs, and the AD data acquisition that it has EVA, EVB task manager and supporting 12 16 passages, has abundant Peripheral Interface, as CAN, SCI etc.The ADC module of TMS320F2812 is 12 bit resolutions, has the A and D converter of pipeline organization, the built-in dual-sampling hold circuit of TMS320F2812, and while keeping data acquisition, window has independently pre-calibration to control.And permission system is to same Channel-shifted repeatedly, allow user to carry out over-sampling algorithm, this more traditional single transformation result has increased more solution, is conducive to improve the precision of sampling.There are a plurality of trigger sources can start ADC conversion.Fast speed transfer time, ADC clock can be configured to 25MHz, and the highest sampling bandwidth is 12.5MSPS.While building data acquisition system with TMS320F2812, needn't external ADC, avoided complicated hardware design.
Tower crane circuit for remotely controlling of the present invention is realized camp site multidimensional image by being arranged on the camera of a plurality of positions gathers, and realizes scene and reduce in real time on a plurality of read-outs; Build on the ground the simulation operations platform identical with actual platform, the control box transmission instruction by network to tower crane top, controls tower crane action, realizes tower crane Long-distance Control.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (4)
1. a tower crane circuit for remotely controlling, is characterized in that, comprising:
Camera, its quantity is a plurality of, at least comprises the second camera and the 3rd camera that are arranged on the first camera of the long-armed top of tower crane downside and are arranged on the control desk left and right sides, high-altitude;
Image capture module, comprises the sampling switch that is arranged on input end, with frequency cyclic switching between described camera of 50Hz; Coding module, encodes to the camera being switched to, with sampled images compression packing synchronous driving;
Image processing module, receives the compressed package of described image capture module output, and arrives corresponding delivery channel according to coding and decoding;
Display apparatus module, its quantity is identical with described camera quantity, is connected to the passage of image processing module, and shows the image of the camera collection that this passage is corresponding;
Ground control cabinet comprises described telltale and simulation operations platform, simulation operations platform and practical operation platform 1:1 copy design, simulation operations platform comprises sensor, by sensor sensing operating personal, move, AD converter is converted to digital signal by the analog signal of sensor output, the first controller is connected to described AD converter, actuating signal is transcoded into tower crane control signal, and deliver to high-altitude, tower crane top control desk by optical fiber transmission, high-altitude control desk comprises second controller and control box, second controller receives tower crane control signal decoding, output decoded signal is to control box, control box is controlled each electrical motor work of tower crane.
2. tower crane circuit for remotely controlling as claimed in claim 1, it is characterized in that, the quantity of described telltale is at least three, the first telltale shows the tower crane forearm image of the first camera collection, second display shows the high-altitude control desk left-side images that second camera gathers, the 3rd telltale shows the high-altitude control desk image right of the 3rd camera collection, and the first telltale is placed between two parties, and second display and the 3rd telltale are placed on respectively position, left and right.
3. tower crane circuit for remotely controlling as claimed in claim 1, is characterized in that, described controller is dsp processor.
4. tower crane circuit for remotely controlling as claimed in claim 3, is characterized in that, described controller is TMS320F2812 dsp processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410376952.3A CN104210947A (en) | 2014-08-01 | 2014-08-01 | Remote control circuit of tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410376952.3A CN104210947A (en) | 2014-08-01 | 2014-08-01 | Remote control circuit of tower crane |
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| CN104210947A true CN104210947A (en) | 2014-12-17 |
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| CN201410376952.3A Pending CN104210947A (en) | 2014-08-01 | 2014-08-01 | Remote control circuit of tower crane |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2732582B2 (en) * | 1988-04-25 | 1998-03-30 | 株式会社フジクラ | Tower crane equipment |
| KR20010075826A (en) * | 2000-01-19 | 2001-08-11 | 홍호용, 구강우 | Guard Apparatus for Driving of Tower Crane |
| CN1648029A (en) * | 2005-01-19 | 2005-08-03 | 深圳市拓发实业有限公司 | Monitoring system for tower crane |
| CN101497417A (en) * | 2008-01-29 | 2009-08-05 | 黎峰 | Tower crane remote intelligent operation apparatus |
| CN202369306U (en) * | 2011-11-17 | 2012-08-08 | 中联重科股份有限公司 | Safety monitoring and prewarning device for tower crane and safety monitoring system |
| CN102786002A (en) * | 2012-07-18 | 2012-11-21 | 三一重工股份有限公司 | Tower crane intelligent control system and tower crane |
| CN103332604A (en) * | 2013-07-19 | 2013-10-02 | 王转巧 | Using method for ground linkage table operation and control device of large-scale crane |
| CN203345981U (en) * | 2013-05-14 | 2013-12-18 | 黄文平 | Intelligent monitoring tower type crane |
-
2014
- 2014-08-01 CN CN201410376952.3A patent/CN104210947A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2732582B2 (en) * | 1988-04-25 | 1998-03-30 | 株式会社フジクラ | Tower crane equipment |
| KR20010075826A (en) * | 2000-01-19 | 2001-08-11 | 홍호용, 구강우 | Guard Apparatus for Driving of Tower Crane |
| CN1648029A (en) * | 2005-01-19 | 2005-08-03 | 深圳市拓发实业有限公司 | Monitoring system for tower crane |
| CN101497417A (en) * | 2008-01-29 | 2009-08-05 | 黎峰 | Tower crane remote intelligent operation apparatus |
| CN202369306U (en) * | 2011-11-17 | 2012-08-08 | 中联重科股份有限公司 | Safety monitoring and prewarning device for tower crane and safety monitoring system |
| CN102786002A (en) * | 2012-07-18 | 2012-11-21 | 三一重工股份有限公司 | Tower crane intelligent control system and tower crane |
| CN203345981U (en) * | 2013-05-14 | 2013-12-18 | 黄文平 | Intelligent monitoring tower type crane |
| CN103332604A (en) * | 2013-07-19 | 2013-10-02 | 王转巧 | Using method for ground linkage table operation and control device of large-scale crane |
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Application publication date: 20141217 |
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