CN102627232A - Gyration angle monitoring device, method and system as well as engineering mechanical equipment - Google Patents
Gyration angle monitoring device, method and system as well as engineering mechanical equipment Download PDFInfo
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- CN102627232A CN102627232A CN2012101131260A CN201210113126A CN102627232A CN 102627232 A CN102627232 A CN 102627232A CN 2012101131260 A CN2012101131260 A CN 2012101131260A CN 201210113126 A CN201210113126 A CN 201210113126A CN 102627232 A CN102627232 A CN 102627232A
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Abstract
The invention discloses a gyration angle monitoring device, method and system as well as engineering mechanical equipment. The gyration angle monitoring device comprises a reception device used for receiving a signal for controlling gyration of an object and a signal representing the gyration angle of the object and a control device used for judging if the gyration angle is within a preset range, wherein if the gyration angle is outside the preset range and the signal for controlling the gyration of the object may cause the object to be more deviated from the preset range, the control device shields the signal for controlling the gyration of the object. The gyration angle monitoring device can effectively avoid cables from being twisted, and in particular, aims at situation that the tower crane is electrified again for operation after losing power.
Description
Technical field
The present invention relates to engineering machinery field particularly, relate to a kind of degreeof turn watch-dog, method, system and engineering mechanical device.
Background technology
The current supply circuit major part of present domestic tower crane is not used central current colector, and tower crane can cause the distortion of supply cable when revolution.Damaging in order to protect supply cable not to be twisted, generally all is to utilize slewing limiter that the revolution action of tower crane is limited.This slewing limiter can stop it to do further revolution when tower machine degreeof turn surpasses a scope, damages to avoid cable to be twisted.
When tower crane is in off working state, according to the operating needs of tower crane, need tower machine trainstop be discharged, let the tower machine turn round with the wind, reduce the wind load under the non-operating mode of body of the tower.Under this operating mode, because the slewing limiter dead electricity, with the restriction that loses tower machine degreeof turn, the tower machine might turn round with the wind and surpass 1.5 circles, even reaches tens circles.
In the prior art; Tower machine degreeof turn control monitor unit is mainly coder or near switch, can realizes the real-time monitoring of degreeof turn, but when tower crane is in off working state; The outage of tower electrical-mechanical control system; Coder perhaps can not be worked near the switch dead electricity, can not reach the function of the degreeof turn memory under the non-operating mode of tower machine, thereby when tower crane is worked once more; Operating personal can not be understood the state of tower machine pivoting support place supply cable, causes supply cable distortion damage easily and causes breakdown of equipment.
Summary of the invention
The purpose of this invention is to provide a kind of degreeof turn watch-dog, method, system and engineering mechanical device, it can avoid cable to be twisted effectively, especially to getting the situation that the electrician does after the tower crane dead electricity once more.
To achieve these goals, the present invention provides a kind of degreeof turn watch-dog, and this equipment comprises: receiving device is used to the signal that receives the rotating signal of controlled object and represent said object degreeof turn; And control setup; Be used to judge that said degreeof turn is whether in preset range; If said degreeof turn not in preset range and the rotating signal of said controlled object will cause said object to depart from said preset range more, then shield the rotating signal of said controlled object.
Correspondingly, the present invention also provides a kind of degreeof turn method for supervising, and this method comprises: the signal that receives the rotating signal of controlled object and represent said object degreeof turn; And judge said degreeof turn whether in preset range, if said degreeof turn not in preset range and the rotating signal of said controlled object will cause said object to depart from said preset range more, then shield the rotating signal of said controlled object.
Correspondingly, the present invention also provides a kind of degreeof turn monitored control system, and this system comprises: the degreeof turn detecting device is used for the degreeof turn of detected object; And above-mentioned degreeof turn watch-dog.
Correspondingly, the present invention also provides a kind of engineering mechanical device, and wherein, this equipment comprises above-mentioned degreeof turn monitored control system.
Pass through technique scheme; Capable of using one can under tower crane dead electricity situation, still can detect the arm degreeof turn device (for example; Potentiometer) detects the degreeof turn of arm; And when tower crane gets the electrician and does; Come the degreeof turn of tower machine is limited based on the degreeof turn that is detected (comprising its degreeof turn under tower crane dead electricity situation), avoid under the situation of the degreeof turn in the time can't considering the tower crane dead electricity, by error tower crane rotation is limited and cause supply cable distortion damage.
Other features and advantages of the present invention will partly specify in the specific embodiment subsequently.
Description of drawings
Accompanying drawing is to be used to provide further understanding of the present invention, and constitutes the part of specification sheets, is used to explain the present invention with the following specific embodiment, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the constructional drawing of degreeof turn watch-dog provided by the invention;
Fig. 2 is the constructional drawing of degreeof turn monitored control system provided by the invention; And
Fig. 3 is the control flow chart of degreeof turn monitored control system provided by the invention.
Description of reference numerals
10 receiving devices, 20 control setups
30 degreeof turn detecting devices
The specific embodiment
Be elaborated below in conjunction with the accompanying drawing specific embodiments of the invention.Should be understood that the specific embodiment described herein only is used for explanation and explains the present invention, is not limited to the present invention.
Fig. 1 is the constructional drawing of degreeof turn watch-dog provided by the invention.As shown in Figure 1, the invention provides a kind of degreeof turn watch-dog, this equipment comprises: receiving device 10, the signal that is used to receive the rotating signal of controlled object (such as, the arm of tower crane) and represents said object degreeof turn; And control setup 20; Be used to judge whether at preset range (for example said degreeof turn; Turn round 1.5 circles left to enclosing to right-hand rotation 1.5) in; If said degreeof turn not in preset range and the rotating signal of said controlled object will cause said object to depart from said preset range more, then shield the rotating signal of said controlled object.For example, if current degreeof turn be to right-hand rotation 2 circles, and preset range is for turning round 1.5 circles left to right-hand rotation 1.5 circle, then this moment need the rotating to the right signal of screen controlled object, departs from said preset range more to avoid object.By this; Capable of using one can under tower crane dead electricity situation, still can detect the arm degreeof turn device detect the degreeof turn of arm; And when tower crane gets the electrician and does; Come the degreeof turn of tower machine is limited based on the degreeof turn that is detected (comprising its degreeof turn under tower crane dead electricity situation), avoid under the situation of the degreeof turn in the time can't considering the tower crane dead electricity, by error tower crane rotation is limited and cause supply cable distortion damage.
Preferably, said control setup 20 also is used for when said degreeof turn is not in said preset range, sending alerting signal, for example through forms such as sound or light.By this, but alert is noted the degreeof turn of this moment, makes that operating personal can careful operation tower crane rotation, avoids supply cable distortion damage.Certainly, said control setup also can be shown to operating personal with said degreeof turn through read-out, makes operating personal can operate tower crane rotation in view of the above.
Wherein, the signal of said representative object degreeof turn is from potentiometer.Certainly; The present invention is not limited to this; Any device that can under tower crane dead electricity situation, still can detect the arm degreeof turn all is applicable to this, a degreeof turn detecting device from charged pool for example can be set separately detect, and also can reach the object of the invention.
Correspondingly, the present invention also provides a kind of degreeof turn method for supervising, and this method comprises: the signal that receives the rotating signal of controlled object and represent said object degreeof turn; And judge said degreeof turn whether in preset range, if said degreeof turn not in preset range and the rotating signal of said controlled object will cause said object to depart from said preset range more, then shield the rotating signal of said controlled object.
Preferably, this method also comprises: when said degreeof turn is not in preset range, send alerting signal.
Correspondingly, the present invention also provides a kind of degreeof turn monitored control system, and this system comprises: degreeof turn detecting device 30 (such as, potentiometer) is used for the degreeof turn of detected object; And above-mentioned degreeof turn watch-dog.
At present; Tower crane has comprised slewing limiter, and it can detect the degreeof turn of said object, and when the degreeof turn of said object arrives the border of said preset range; Send contact signal; Thereby control setup can be according to this contact signal, and the rotating signal of shielding controlled object is to avoid supply cable distortion damage.On this basis, potentiometer can be installed in this slewing limiter, and along with the S. A. of slewing limiter rotates, detects degreeof turn by this, and this slewing limiter is proofreaied and correct.Detailed process is following: as shown in Figure 3, said degreeof turn watch-dog receives the degreeof turn of object, and judges that this degreeof turn is whether in preset range.If degreeof turn not at preset range, then shield slewing limiter contact signal (because this moment degreeof turn not at preset range, this slewing limiter can continue to send contact signal; If control setup is according to the rotating signal of this electric shock signal shielding control arm; Arm will can't move forever, also can't arrive preset range forever), send alerting signal; And will cause said object to depart from more under the situation of said preset range at the rotating signal of controlled object; Shield the rotating signal of said controlled object, thereby make arm only can avoid further twisting supply cable towards the direction revolution of getting back to preset range.After the degreeof turn that is detected arrives said preset range, can cancel shielding to the contact signal of slewing limiter, it is resumed operation, carry out the function of slewing limit, make arm maintain preset range, avoid supply cable distortion damage.
Need to prove; The present invention can implement on the existing tower crane that has comprised slewing limiter; Also can implement separately, promptly realize slewing limit according to the arm degreeof turn that device detected that can under tower crane dead electricity situation, still can detect the arm degreeof turn separately.
Correspondingly, the present invention also provides a kind of engineering mechanical device, and wherein, this equipment comprises above-mentioned degreeof turn monitored control system.Though above-mentioned is that example is illustrated with the tower crane, the present invention also can be used in the engineering mechanical device that other relate to similar applications, such as rubber tired crane, crawler crane etc.
More than combine accompanying drawing to describe preferred implementation of the present invention in detail; But; The present invention is not limited to the detail in the above-mentioned embodiment; In technical conceive scope of the present invention, can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
Need to prove that in addition each the concrete technical characterictic described in the above-mentioned specific embodiment under reconcilable situation, can make up through any suitable manner.For fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible array modes.
In addition, also can carry out combination in any between the various embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be regarded as the disclosed content of the present invention equally.
Claims (10)
1. degreeof turn watch-dog, this equipment comprises:
Receiving device is used to the signal that receives the rotating signal of controlled object and represent said object degreeof turn; And
Control setup; Be used to judge that said degreeof turn is whether in preset range; If said degreeof turn not in said preset range and the rotating signal of said controlled object will cause said object to depart from said preset range more, then shield the rotating signal of said controlled object.
2. equipment according to claim 1, wherein, said control setup also is used for when said degreeof turn is not in said preset range, sending alerting signal.
3. equipment according to claim 1, wherein, the signal of said representative object degreeof turn is from potentiometer.
4. degreeof turn method for supervising, this method comprises:
The signal that receives the rotating signal of controlled object and represent said object degreeof turn; And
Judge said degreeof turn whether in preset range, if said degreeof turn not in said preset range and the rotating signal of said controlled object will cause said object to depart from said preset range more, then shield the rotating signal of said controlled object.
5. method according to claim 4, wherein, this method also comprises:
When said degreeof turn is not in said preset range, send alerting signal.
6. method according to claim 4, wherein, the signal of said representative object degreeof turn is from potentiometer.
7. degreeof turn monitored control system, this system comprises:
The degreeof turn detecting device is used for the degreeof turn of detected object; And
According to the described degreeof turn watch-dog of each claim among the claim 1-3.
8. system according to claim 7, wherein, this system also comprises:
Slewing limiter is used to detect the degreeof turn of said object, and when the degreeof turn of said object arrives the border of said preset range, sends contact signal;
Said control setup also is used for when said degreeof turn is not in said preset range, shielding said contact signal.
9. system according to claim 7, wherein, said degreeof turn detecting device is a potentiometer.
10. engineering mechanical device, wherein, this equipment comprises according to claim 7 or 8 described systems.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201210113126 CN102627232B (en) | 2012-04-17 | 2012-04-17 | Gyration angle monitoring device, method and system as well as engineering mechanical equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201210113126 CN102627232B (en) | 2012-04-17 | 2012-04-17 | Gyration angle monitoring device, method and system as well as engineering mechanical equipment |
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| CN102627232A true CN102627232A (en) | 2012-08-08 |
| CN102627232B CN102627232B (en) | 2013-03-27 |
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| CN 201210113126 Active CN102627232B (en) | 2012-04-17 | 2012-04-17 | Gyration angle monitoring device, method and system as well as engineering mechanical equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264970A (en) * | 2013-06-04 | 2013-08-28 | 西安丰树电子科技发展有限公司 | Self-learning-based rotation control method for dangerous condition of tower crane |
| CN104330653A (en) * | 2014-10-09 | 2015-02-04 | 武汉船用机械有限责任公司 | Marine central slip ring box intelligent detection device |
| CN109407563A (en) * | 2018-12-26 | 2019-03-01 | 北京百度网讯科技有限公司 | The control system and its control method of unmanned engineering machinery |
| CN109911772A (en) * | 2019-04-30 | 2019-06-21 | 安徽柳工起重机有限公司 | Dress receives Vehicular ceiling arm rotary control system and its control method on a kind of crane |
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| JPH11157781A (en) * | 1997-11-25 | 1999-06-15 | Komatsu Ltd | Crane turn decelerating control device |
| CN101226067A (en) * | 2008-02-01 | 2008-07-23 | 三一重工股份有限公司 | Turning angle detecting device for project vehicle turning table and project vehicle thereof |
| CN101391725A (en) * | 2008-11-06 | 2009-03-25 | 上海市建筑科学研究院(集团)有限公司 | Jib type crane operating status record and security protection system |
| CN102408074A (en) * | 2011-10-28 | 2012-04-11 | 上海三一科技有限公司 | System and method for limiting crane rotation region and crane comprising the system |
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2012
- 2012-04-17 CN CN 201210113126 patent/CN102627232B/en active Active
Patent Citations (4)
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| JPH11157781A (en) * | 1997-11-25 | 1999-06-15 | Komatsu Ltd | Crane turn decelerating control device |
| CN101226067A (en) * | 2008-02-01 | 2008-07-23 | 三一重工股份有限公司 | Turning angle detecting device for project vehicle turning table and project vehicle thereof |
| CN101391725A (en) * | 2008-11-06 | 2009-03-25 | 上海市建筑科学研究院(集团)有限公司 | Jib type crane operating status record and security protection system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264970A (en) * | 2013-06-04 | 2013-08-28 | 西安丰树电子科技发展有限公司 | Self-learning-based rotation control method for dangerous condition of tower crane |
| CN104330653A (en) * | 2014-10-09 | 2015-02-04 | 武汉船用机械有限责任公司 | Marine central slip ring box intelligent detection device |
| CN109407563A (en) * | 2018-12-26 | 2019-03-01 | 北京百度网讯科技有限公司 | The control system and its control method of unmanned engineering machinery |
| CN109911772A (en) * | 2019-04-30 | 2019-06-21 | 安徽柳工起重机有限公司 | Dress receives Vehicular ceiling arm rotary control system and its control method on a kind of crane |
| CN109911772B (en) * | 2019-04-30 | 2024-01-30 | 安徽柳工起重机有限公司 | Suspension arm rotation control system for crane loading and unloading vehicle and control method thereof |
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|---|---|
| CN102627232B (en) | 2013-03-27 |
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Address after: 415106 Dingcheng City, Changde Province, the town of irrigation district ZOOMLION Creek Industrial Park Patentee after: Zoomlion Heavy Industry Science & Technology Development Co., Ltd. Address before: 410013 Yuelu District, Hunan, silver basin Road, No. 361, No. Patentee before: Zoomlion Heavy Industry Science & Technology Development Co., Ltd. |
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Address after: 410013 Yuelu District, Hunan, silver basin Road, No. 361, No. Patentee after: Zoomlion Heavy Industry Science & Technology Development Co., Ltd. Address before: 415106 Dingcheng City, Changde Province, the town of irrigation district ZOOMLION Creek Industrial Park Patentee before: Zoomlion Heavy Industry Science & Technology Development Co., Ltd. |
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