CN103754765B - A kind of locomotive crane and drive control method of cart thereof - Google Patents
A kind of locomotive crane and drive control method of cart thereof Download PDFInfo
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- CN103754765B CN103754765B CN201310741118.5A CN201310741118A CN103754765B CN 103754765 B CN103754765 B CN 103754765B CN 201310741118 A CN201310741118 A CN 201310741118A CN 103754765 B CN103754765 B CN 103754765B
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Abstract
The present invention proposes a kind of locomotive crane, the girder comprising cart walking mechanism and be located on cart walking mechanism, also being provided with multiple wheel on described cart walking mechanism, described wheel is provided with the power set for driving rotation of wheel, and described power set interval is arranged; Also being provided with controller on locomotive crane, described controller can according to the quantity of the in running order power set of blast velocity control. The locomotive crane of this structure, spaced power set, when the wind speed of locomotive crane Working environment constantly changes, the working quantity of power set is also in continuous change, and when wind speed is bigger, in running order power set is more, otherwise, then less. Therefore, the normal walking of locomotive crane can be ensured, the wheel abrasion caused because power plant configurations is unreasonable can be reduced again, better economy; Reasonable disposition power simultaneously, avoids the low load factor work of motor, improves efficiency. On the other hand, the present invention also proposes a kind of locomotive crane cart driving method.
Description
Technical field
The present invention relates to hoisting machinery field, in particular to a kind of locomotive crane and drive control method of cart thereof.
Background technology
Current track formula crane large vehicle walking generally adopts left and right to drive and is arranged symmetrically with. In equipment running process, all motors as power set are all energising opened conditions. And the position of motor arrangement, namely the layout of motion-work wheel is more random, it does not have rule can be followed. Will causing meeting the equipment of design requirements like this, when environment wind speed becomes low time, when equipment runs, load-rate of motor is on the low side, and electrical efficiency is low, meanwhile, due to motion-work wheel Layout Problem, strengthens the extruding of wheel and track, increases the abrasion of wheel.
What cart walking mechanism was conventional have four to take turns, six take turns, eight wheel mechanisms etc. Big bassinet structure is taken turns for six, as depicted in figs. 1 and 2, locomotive crane comprises cart walking mechanism, and the wheel being arranged on cart walking mechanism and for driving the first motor 14 of rotation of wheel, the 2nd motor 15, the 3rd motor 16 and the 4th motor 17, cart walking mechanism is also provided with saddle beam 13. When cart walking mechanism designs, motor carries out selecting according to the wind speed in design requirements, and namely equipment can normally run under a certain setting size wind speed, and when actual wind speed is less than design wind speed time, the operation driving power that equipment needs will sharply decline. Time actual wind speed is lower, load-rate of motor is lower than 50%, even lower, and therefore motor runs in lower efficiency. Do like this, the equipment that adds running cost certainly.
Simultaneously, by the layout of motor shown in Fig. 1, in Fig. 2, big row travel mechanism comprises wheel 1, wheel 22, wheel 33, wheel 44, wheel 55, wheel 66, wheel 77, wheel 88, wheel 99, wheel 10, wheel 11 and wheel 12, wherein, wheel 1, wheel 33, wheel 99, wheel 11, wheel 22, wheel 44, wheel 10, wheel 12 will become motion-work wheel, due to the uneven loading action of cart, wheel 99, wheel 11, wheel 10, wall pressure suffered by wheel 12 is maximum, the position maximum in wall pressure arranges motion-work wheel, increase the abrasion of wheel undoubtedly, increase the maintenance cost of equipment.
In sum, needing a kind of locomotive crane drive control method of cart of exploitation badly, this drive control method of cart can change the randomness of conventional arrangement motion-work wheel position, carries out orderly configuration. Simultaneously, it is also possible to according to the actual size of wind speed, select the configuration quantity of motor, namely select the number of motion-work wheel. So both ensure that equipment dynamic meets the requirement of service rating, meanwhile, again active wheel is preferentially configured in the minimum position of wall pressure, reduce wheel abrasion with this. How locomotive crane drive control method of cart as above is provided, has become those skilled in the art to need the technical problem of solution badly.
Summary of the invention
In view of this, one of the problem to be solved in the present invention how to provide one can ensure the normal walking of locomotive crane walking, and better economy, can reduce again the locomotive crane of wheel abrasion.
How the two of the problem to be solved in the present invention provide a kind of locomotive crane drive control method of cart.
For one of solving the problem, the present invention proposes a kind of locomotive crane, the girder comprising cart walking mechanism and be located on cart walking mechanism, described cart walking mechanism is also provided with multiple wheel, described wheel is provided with the power set for driving rotation of wheel, and described power set interval is arranged; Also being provided with controller on locomotive crane, described controller can according to the quantity of the in running order power set of blast velocity control. Described locomotive crane is provided with the air monitoring equipment for monitoring wind speed;
Described controller is electrically connected with described air monitoring equipment and described power set respectively, and described controller can calculate the driving power required for drive track formula crane in real time according to wind speed.
As a kind of locomotive crane cart of the present invention in improvement on the one hand, described power set is motor.
As a kind of locomotive crane cart of the present invention in improvement on the one hand, described power set is oil motor and step-down gear, and described oil motor is arranged on described step-down gear.
As a kind of locomotive crane cart of the present invention in improvement on the one hand, the matching value of described wind speed and driving power can pre-enter in described controller.
As a kind of locomotive crane cart of the present invention in improvement on the one hand, described girder being also provided with dolly and always becomes, described dolly always becomes for hoisting heavy, and described dolly always becomes and can move around on described girder.
As a kind of locomotive crane cart of the present invention in improvement on the one hand, described cart walking mechanism is provided with saddle beam, and described cart is arranged between described girder.
The locomotive crane of said structure, the saddle beam comprising cart walking mechanism and being located on cart walking mechanism, cart walking mechanism is also provided with multiple wheel, and wheel is provided with the power set for driving rotation of wheel, and power set interval is arranged; Also being provided with controller on locomotive crane, controller can according to the quantity of the in running order power set of blast velocity control. The locomotive crane of this structure, spaced power set, when the wind speed of locomotive crane Working environment constantly changes, the working quantity of power set is also in continuous change, and when wind speed is bigger, the power set of work is more, otherwise, then less. Therefore, the normal walking of locomotive crane can be ensured, can reduce again cause because power plant configurations is unreasonable wheel abrasion, better economy.
For solve the problem two, the present invention proposes a kind of locomotive crane cart driving method, comprises the steps:
Step S1: start locomotive crane cart;
Step S2: Real-Time Monitoring wind speed size, wind speed value transmit to control device;
Step S3: according to wind speed, calculates the driving power required for drive track formula crane;
Step S4: according to driving power, it is determined that the quantity of required drive device;
Step S5: start power set;
Step S6: drive track formula crane large vehicle walking.
Above-mentioned locomotive crane cart driving method, can configure the working quantity of motor comparatively accurately, reach the allocation optimum of wind speed and power.
Accompanying drawing explanation
The accompanying drawing of the part forming the present invention is used to provide a further understanding of the present invention, and the schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.
Fig. 1 is a kind of locomotive crane cart walking mechanism schematic diagram in correlation technique;
Fig. 2 is a kind of locomotive crane cart walking mechanism sketch in correlation technique;
Fig. 3 is a kind of locomotive crane cart walking mechanism schematic diagram of the present invention;
Fig. 4 is a kind of locomotive crane drive control method of cart schema of the present invention.
In Fig. 1 and Fig. 2, the corresponding relation of Reference numeral is:
1 wheel 1 wheel 23 wheel three
4 wheel 45 wheel 56 wheels six
7 wheel 78 wheel 89 wheels nine
10 wheel 10 wheel 11 wheels 12
13 saddle beam 14 first motor 15 the 2nd motors
16 the 3rd motor 17 the 4th motors
In Fig. 3, the corresponding relation of Reference numeral is:
1 first motor 2 the 2nd motor 3 the 3rd motor
4 the 4th motor 5 saddle beams
Embodiment
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually. Below with reference to the accompanying drawings and come the present invention is described in detail in conjunction with the embodiments.
Locomotive crane as shown in Figure 3, comprises cart walking mechanism, and the upper end of cart walking mechanism is provided with girder, and the lower end of cart walking mechanism is provided with multiple wheel, and wheel is provided with the power set for driving rotation of wheel, and power set interval is arranged; Locomotive crane is also provided with controller, described controller can according to the quantity of the in running order power set of blast velocity control, namely the working quantity of power set can work the change of place wind speed with locomotive crane and change, when wind-force is bigger, driving power needed for drive track formula lifting machine is bigger, now, the quantity of in running order power set is more; When wind-force is less, the driving power needed for drive track formula lifting machine is relatively little, now, and the comparatively small amt of in running order power set.
In technique scheme, wheel is steel roller, is provided with saddle beam 5 between the supporting leg of support girder, and big saddle beam 5 is also provided with anchoring device. In one embodiment, power set is motor, motor is arranged at above wheel or between two wheels, specifically, motor comprises the first motor 1, the 2nd motor 2, the 3rd motor 3 and the 4th motor 4, wherein, the first motor 1 and the 3rd motor 3 are arranged at the left side of saddle beam 5, and the 2nd motor 2 and the 4th motor 4 are arranged at the right side of saddle beam 5. In another kind of embodiment, power set is oil motor and step-down gear, and oil motor is arranged in step-down gear, and oil motor is by hydro-pump driven rotary, and oil motor drives step-down gear to rotate, and is driven by wheel by step-down gear.
Also being provided with air monitoring equipment on locomotive crane, controller is electrically connected with air monitoring equipment, and the wind speed in rail mounted lifting machine work place can be monitored by air monitoring equipment in real time, and in real time monitoring value is transferred to controller. Air monitoring equipment is specifically as follows sensor, does not do concrete restriction at this. In addition, controller is also electrically connected with power set, and the working order of controlled damping force device.
In technique scheme, the driving power matching value needed for wind speed and drive track formula lifting machine, namely configures power set according to wind speed, can pre-enter in controller. When locomotive crane works, controller can calculate the driving power required for drive track formula lifting machine in real time according to air monitoring equipment, and select the working quantity of required drive device according to required driving power, finally determines the working order of power set.
Further, girder is horizontally placed on the cart walking mechanism upper end of locomotive crane, and girder is also provided with maintenance crane, is also provided with the dolly for hoisting heavy and always becomes, it is necessary to explanation between girder, and dolly always becomes and can move around on girder. On girder can also other parts such as setting operation room, electrically room, specifically can see prior art.
The locomotive crane of said structure, principle of work is as follows:
In locomotive crane working process, air monitoring equipment in real time wind speed value transmit to controller, controller calculates the driving power needed for drive-type locomotive crane according to real-time wind meter, and the driving power calculated is compared with pre-entering to the matching value of the wind speed in controller and driving power, determine to need how many power set to provide power for locomotive crane, and start and need in running order power set.
The locomotive crane of said structure, tool has the following advantages:
First, solve non-necessity abrasion of wheel. The locomotive crane of said structure, power set interval is arranged, when the wind speed of locomotive crane Working environment constantly changes, the working quantity of the power set controlled by controller is also in continuous change, and when wind speed is bigger, in running order power set is more, otherwise, then less. Therefore, the normal walking of locomotive crane can be ensured, the wheel abrasion caused because power plant configurations is unreasonable can be reduced again. Meanwhile, also can avoid the low load factor of motor, run when driving power factor is low, reach energy-conserving action.
Secondly, intelligence degree height, good economy performance. The locomotive crane of said structure, by air monitoring monitoring of equipment wind speed, and determines to need the power set quantity of work according to wind speed, and start and need in running order power set, therefore, level of automation is higher, power configuration is more reasonable, and economy is better.
On the other hand, the present invention also proposes a kind of locomotive crane drive control method of cart, specifically comprises the steps:
Step S1: start locomotive crane;
Step S2: by air monitoring equipment, Real-Time Monitoring wind speed size, and real-time air speed value is passed to and controls the controller to locomotive crane;
Step S3: controller, according to real-time wind speed, calculates the driving power required for drive track formula crane;
Step S4: the driving power of controller needed for locomotive crane cart, it is determined that the quantity of required drive device, namely how many power set are in running order just can reach required driving power;
Step S5: the working order determining power set, and start or close power set;
Step S6: drive track formula crane large vehicle walking.
Above-mentioned locomotive crane drive control method of cart, it is possible to changing the randomness of conventional arrangement motion-work wheel position, orderly configures power set. Meanwhile, according to the actual size of wind speed, select the configuration quantity of power set, namely select the number of motion-work wheel. So both ensure that equipment dynamic meets the requirement running driving power, meanwhile, again active wheel is preferentially configured in the minimum position of wall pressure, reduces the heel and toe wear of wheel with this.
The foregoing is only the better embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment of doing, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a locomotive crane, the girder comprising cart walking mechanism and be located on cart walking mechanism, it is characterised in that, described cart walking mechanism is also provided with multiple wheel, described wheel is provided with the power set for driving rotation of wheel, and described power set interval is arranged; Also being provided with controller on locomotive crane, described controller can according to the quantity of the in running order power set of blast velocity control;
Described locomotive crane is provided with the air monitoring equipment for monitoring wind speed;
Described controller is electrically connected with described air monitoring equipment and described power set respectively, and described controller can calculate the driving power required for drive track formula crane in real time according to wind speed.
2. locomotive crane according to claim 1, it is characterised in that, described power set is motor.
3. locomotive crane according to claim 1, it is characterised in that, described power set is oil motor and step-down gear, and described oil motor is arranged on described step-down gear.
4. locomotive crane according to claim 1, it is characterised in that, the matching value of described wind speed and driving power can pre-enter in described controller.
5. locomotive crane according to claim 4, it is characterised in that, described girder is also provided with dolly and always becomes, described dolly always becomes for hoisting heavy, and described dolly always becomes and can move around on described girder.
6. locomotive crane according to claim 5, it is characterised in that, described cart walking mechanism is provided with saddle beam, and described saddle beam is arranged between described girder.
7. a locomotive crane cart driving method, it is characterised in that, comprise the steps:
Step S1: start locomotive crane cart;
Step S2: Real-Time Monitoring wind speed size, wind speed value transmit to control device;
Step S3: according to wind speed, calculates the driving power required for drive track formula crane;
Step S4: according to driving power, it is determined that the quantity of required drive device;
Step S5: start power set;
Step S6: drive track formula crane large vehicle walking.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310741118.5A CN103754765B (en) | 2013-12-27 | 2013-12-27 | A kind of locomotive crane and drive control method of cart thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310741118.5A CN103754765B (en) | 2013-12-27 | 2013-12-27 | A kind of locomotive crane and drive control method of cart thereof |
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| CN103754765A CN103754765A (en) | 2014-04-30 |
| CN103754765B true CN103754765B (en) | 2016-06-08 |
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| CN112320585B (en) * | 2020-10-28 | 2023-06-20 | 湖南天桥嘉成智能科技有限公司 | Track deviation correcting device and method for large-span unmanned crane |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201002926Y (en) * | 2006-10-27 | 2008-01-09 | 上海港机重工有限公司 | Operating state judging device for bank crane and windbreak system |
| CN201762031U (en) * | 2010-09-17 | 2011-03-16 | 青岛港（集团）有限公司 | Container bank crane having strong wind alarming and protecting function |
| CN202465111U (en) * | 2012-02-14 | 2012-10-03 | 胡相兰 | Large shipbuilding gantry crane with anemobiagraph |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59167715A (en) * | 1983-03-14 | 1984-09-21 | Hitachi Ltd | Running device |
| JP2003238069A (en) * | 2002-02-19 | 2003-08-27 | Kawasaki Heavy Ind Ltd | Rail-clamp device |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201002926Y (en) * | 2006-10-27 | 2008-01-09 | 上海港机重工有限公司 | Operating state judging device for bank crane and windbreak system |
| CN201762031U (en) * | 2010-09-17 | 2011-03-16 | 青岛港（集团）有限公司 | Container bank crane having strong wind alarming and protecting function |
| CN202465111U (en) * | 2012-02-14 | 2012-10-03 | 胡相兰 | Large shipbuilding gantry crane with anemobiagraph |
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Owner name: SANY MARINE HEAVY INDUSTRIES CO., LTD. Free format text: FORMER OWNER: ZHUHAI SANYI HARBOR MACHINERY CO., LTD. Effective date: 20150609 |
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Effective date of registration: 20150609 Address after: 519050 Guangdong city of Zhuhai province Pingsha town Ping Road No. 336 East Building Room 310 Applicant after: 31 ocean heavy industry Co., Ltds Address before: 519050 Guangdong city of Zhuhai Province Island Gaolan Port Economic Zone on the west side of the levee Applicant before: ZHUHAI SANYI HARBOR MACHINERY CO., LTD. |
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