CN207209812U - A kind of boom-type tower crane of intelligent counterweight - Google Patents
A kind of boom-type tower crane of intelligent counterweight Download PDFInfo
- Publication number
- CN207209812U CN207209812U CN201721044654.XU CN201721044654U CN207209812U CN 207209812 U CN207209812 U CN 207209812U CN 201721044654 U CN201721044654 U CN 201721044654U CN 207209812 U CN207209812 U CN 207209812U
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- CN
- China
- Prior art keywords
- arm
- counterweight
- derrick
- counterweight beam
- balancing weight
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Abstract
It the utility model is related to a kind of boom-type tower crane of intelligent counterweight, including pylon, arm of derrick, revolving dial, counterweight beam and controller, revolving dial is installed on tower top, counterweight beam is horizontally installed on revolving dial, arm of derrick is installed in counterweight beam, the bearing of trend of counterweight beam and arm of derrick it is horizontal-extending in opposite direction；Balancing weight is slidably connected in counterweight beam, drive device is installed in counterweight beam, drive device drives balancing weight in counterweight beam along the bearing of trend shift reciprocately of counterweight beam, the root of arm of derrick is provided with the angular transducer for the angle that rises for obtaining arm of derrick, angular transducer feeds back the angle signal that rises of arm of derrick, the angle signal control drive device operating that rises for the arm of derrick that controller is fed back by angular transducer to controller.The utility model can reduce production cost, maintain machine gravity to be in the middle part of pylon to reduce the consumption and abrasion to pylon structure stability, extend pylon service life etc..
Description
Technical field
A kind of boom-type tower crane is the utility model is related to, specifically a kind of boom-type tower crane of intelligent counterweight.
Background technology
Boom-type tower crane is the indispensable equipment of modern industrial production, be widely used in various materials lifting,
In the operations such as transport, handling, installation；Boom-type tower crane belongs to the machine of aerial work, its state of the art and safe condition
Quality, is directly connected to ginseng, equipment safety and product quality and production efficiency, China by it be classified as special equipment be subject to it is special
Management, run well, make good use of the key link that crane gear is safety in production.
Boom-type tower crane is due in work high above the ground, the center of gravity of its arm of derrick complete machine during rising or declining upwards
Change therewith, to maintain the center of gravity of complete machine to be in safe range, be commonly equipped with balancing weight.Existing balancing weight generally by with
Weight beam is fixed on revolving dial to the horizontal-extending direction level in opposite direction of arm of derrick, but this balancing weight position is consolidated
It is fixed undoubtedly to add production cost, it is necessary to larger volume and weight maintains machine gravity be in safe range, and
During weight arm rises or declined, machine gravity is in variable condition, and the pylon load point of the arm-type tower crane of hoisting hook is usual
Do not hitting exactly, the consumption and abrasion to pylon structure stability are more serious, cause pylon service life to shorten, it is necessary to periodically more
The component of pylon is changed, maintenance cost is high.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of reduction production cost, maintains machine gravity to be in tower
To reduce the consumption and abrasion to pylon structure stability in the middle part of frame, extend pylon service life, reduce the intelligence of maintenance cost
The boom-type tower crane of counterweight.
The technical scheme that the utility model solves above-mentioned technical problem is as follows：A kind of boom-type tower crane of intelligent counterweight, bag
Pylon, arm of derrick, revolving dial, counterweight beam and controller are included, the revolving dial is installed on the tower top, described to match somebody with somebody
Weight beam is horizontally installed on the revolving dial, and the arm of derrick is installed in the counterweight beam, the extension of the counterweight beam
Direction is horizontal-extending in opposite direction with the arm of derrick；Balancing weight is slidably connected in the counterweight beam, in the counterweight
Drive device is installed, the drive device drives the balancing weight in the counterweight beam along the extension of the counterweight beam on beam
Direction shift reciprocately, the root of the arm of derrick are provided with the angular transducer for the angle that rises for obtaining the arm of derrick,
The angular transducer feeds back the angle signal that rises of the arm of derrick to the controller, and the controller passes through the angle
The angle signal that rises for spending the arm of derrick of sensor feedback controls the drive device operating, and then drives the counterweight
Block in the counterweight beam shift reciprocately to maintain the gravitational equilibrium between the arm of derrick and the balancing weight.
The beneficial effects of the utility model are：Because the balancing weight being capable of rising or declining and change with the arm of derrick
Become its position in the counterweight beam to maintain the gravitational equilibrium between the arm of derrick and the balancing weight, make complete machine
Center of gravity reduces the consumption and abrasion to pylon structure stability for the middle part of the pylon, extends pylon service life, reduces dimension
Cost is protected, and can just be reached using the less balancing weight of volume and weight and maintained between the arm of derrick and the balancing weight
Gravitational equilibrium purpose, production cost reduce, the load of pylon is also reduced therewith.
Further, in the upper surface of the counterweight beam, the bearing of trend along the counterweight beam is fixedly installed at least two side by side
Bar slide rail, the chute to match is offered in slide rail belonging to the correspondence of the bottom of the balancing weight, and the balancing weight passes through the cunning
Rail is slidably matched with the chute and is slidably connected with the counterweight beam.
It is using the above-mentioned further beneficial effect of technical scheme：Realize that the balancing weight and the slip of the counterweight beam connect
Connect, and connection reliability is high.
Further, the section of the slide rail is T-shaped.
It is using the above-mentioned further beneficial effect of technical scheme：Ensure that the balancing weight is slidably connected with the counterweight beam
Reliability, avoid the balancing weight from being influenceed left and right skew occurs by crosswind in the air and cause what machine gravity cataclysm was brought high
Potential safety hazard.
Further, the drive device is hydraulic cylinder, and the cylinder body of the hydraulic cylinder is fixed in the counterweight beam close to institute
The position of arm of derrick root is stated, the piston rod of the hydraulic cylinder is fixedly connected with the balancing weight, and the hydraulic cylinder is by described
Controller controls the stroke of its piston rod to drive extension side of the balancing weight along the counterweight beam in the counterweight beam
To shift reciprocately, and maintain the gravitational equilibrium between the arm of derrick and the balancing weight.
It is using the above-mentioned further beneficial effect of technical scheme：Realize that the drive device drives the balancing weight in institute
State high along the bearing of trend shift reciprocately of the counterweight beam, reliability in counterweight beam.
Further, in addition to control cabinl pulpit, the control cabinl pulpit are installed on the balancing weight, and the controller is located at the behaviour
In oblongum.
It is using the above-mentioned further beneficial effect of technical scheme：Personal observations and maintenance personal mainteinance repair easy to operation
The controller, while the weight for relying on the control cabinl pulpit can suitably reduce the weight of balancing weight, further reduce production
Cost.
Further, the controller is PLC.
It is using the above-mentioned further beneficial effect of technical scheme：Improve the control reliability of the controller.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art.In all of the figs, it is similar
Element or part are typically identified by similar reference.In accompanying drawing, each element or part might not be according to the ratios of reality
Draw.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the top view of counterweight beam described in the utility model；
Fig. 3 is Fig. 2 upward view；
Reference：
1- pylons；2- revolving dials；3- counterweight beams；4- balancing weights；5- arm of derricks；6- angular transducers；7- hydraulic cylinders；
8- slide rails；9- control cabinl pulpits；10- piston rods；11- cylinder bodies
Embodiment
The embodiment of technical solutions of the utility model is described in detail below in conjunction with accompanying drawing.Following examples are only
For clearly illustrating the technical solution of the utility model, therefore example is only used as, and this practicality can not be limited with this
New protection domain.
As shown in Figure 1, Figure 2 and Figure 3, a kind of boom-type tower crane of intelligent counterweight, including pylon 1, arm of derrick 5, revolution
Platform 2, counterweight beam 3 and controller, revolving dial 2 are installed on the top of pylon 1, and counterweight beam 3 is horizontally installed on revolving dial 2,
Arm of derrick 5 is installed in counterweight beam 3, and the bearing of trend of counterweight beam 3 is horizontal-extending in opposite direction with arm of derrick 5；Counterweight
Balancing weight 4 is slidably connected on beam 3, drive device is installed in counterweight beam 3, drive device drives balancing weight 4 in counterweight beam 3
On along counterweight beam 3 bearing of trend shift reciprocately, the root of arm of derrick 5 is provided with the angle that rises that obtains arm of derrick 5
Angular transducer 6, angular transducer 6 feed back the angle signal that rises of arm of derrick 5 to controller, and controller passes through angle sensor
The angle signal control drive device operating that rises for the arm of derrick 5 that device 6 feeds back, and then drive balancing weight 4 past in counterweight beam 3
Complex displacement is to maintain the gravitational equilibrium between arm of derrick 5 and balancing weight 4.
In the present embodiment, in the upper surface of counterweight beam 3, the bearing of trend along counterweight beam 3 is fixedly installed two slide rails side by side
8, the chute to match is offered in slide rail 8 belonging to the correspondence of the bottom of balancing weight 4, balancing weight 4 is slided by slide rail 8 with chute
Cooperation is slidably connected with counterweight beam 3, and the section of slide rail 8 is T-shaped, and drive device is hydraulic cylinder 7, and the cylinder body 11 of hydraulic cylinder 7 is fixed
In the position in counterweight beam 3 close to the root of arm of derrick 5, the piston rod 10 of hydraulic cylinder 7 is fixedly connected with balancing weight 4, hydraulic cylinder 7
The stroke of its piston rod 10 is controlled by controller with drive balancing weight 4 in counterweight beam 3 it is reciprocal along the bearing of trend of counterweight beam 3
Displacement, and the gravitational equilibrium between arm of derrick 5 and balancing weight 4 is maintained, in addition to control cabinl pulpit 9, control cabinl pulpit 9 are installed on balancing weight
On 4, controller is located in control cabinl pulpit 9, and controller is PLC.
Working method：
When arm of derrick 5 rises, because the center of gravity of arm of derrick 5 obtains to the middle part displacement of pylon 1, angular transducer 6
The angle that rises of weight arm 5 becomes big signal, and to maintain machine gravity be located at the middle part of pylon 1, controller acquisition angular transducer 6 is anti-
The arm of derrick 5 of the feedback angle that rises becomes the piston rod 10 of big signal control hydraulic cylinder 7 and shrinks and drive balancing weight 4 in counterweight beam 3
On to close to revolving dial 2 direction slide, the gravity between arm of derrick 5 and balancing weight 4 is in poised state all the time, reach
To the purpose for maintaining machine gravity to be located at the middle part of pylon 1.
When arm of derrick 5 declines, because the center of gravity of arm of derrick 5 is to the direction displacement away from the middle part of pylon 1, angle sensor
Device 6 obtains arm of derrick 5 and risen the signal that angle diminishes, to maintain machine gravity be located at the middle part of pylon 1, controller acquisition angle
The rise piston rod 10 of signal control hydraulic cylinder 7 that angle diminishes of the arm of derrick 5 that sensor 6 feeds back stretches out and drives balancing weight 4
Slided in counterweight beam 3 to the direction away from revolving dial 2, make the gravity between arm of derrick 5 and balancing weight 4 all the time in flat
Weighing apparatus state, reach the purpose for maintaining machine gravity to be located at the middle part of pylon 1.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type, it all should cover among claim of the present utility model and the scope of specification.
Claims (6)
- A kind of 1. boom-type tower crane of intelligent counterweight, it is characterised in that：Including pylon (1), arm of derrick (5), revolving dial (2), counterweight beam (3) and controller, the revolving dial (2) are installed at the top of the pylon (1), and the counterweight beam (3) is horizontal It is installed on the revolving dial (2), the arm of derrick (5) is installed in the counterweight beam (3), the counterweight beam (3) Bearing of trend is horizontal-extending in opposite direction with the arm of derrick (5)；Balancing weight is slidably connected on the counterweight beam (3) (4), drive device is installed in the counterweight beam (3), the drive device drives the balancing weight (4) in the counterweight beam (3) described of acquisition is installed along the bearing of trend shift reciprocately of the counterweight beam (3), the root of the arm of derrick (5) on The angular transducer (6) of the angle that rises of weight arm (5), the angular transducer (6) feed back the lifting to the controller The angle signal that rises of arm (5), the arm of derrick (5) that the controller is fed back by the angular transducer (6) The angle signal that rises controls the drive device operating, and then drives the balancing weight (4) in the counterweight beam (3) toward reset Move to maintain the gravitational equilibrium between the arm of derrick (5) and the balancing weight (4).
- A kind of 2. boom-type tower crane of intelligent counterweight according to claim 1, it is characterised in that：In the counterweight beam (3) Bearing of trend of the upper surface along the counterweight beam (3) be fixedly installed at least two slide rails (8) side by side, in the balancing weight (4) bottom corresponds to the slide rail (8) and offers the chute to match, the balancing weight (4) by the slide rail (8) with it is described Chute is slidably matched to be slidably connected with the counterweight beam (3).
- A kind of 3. boom-type tower crane of intelligent counterweight according to claim 2, it is characterised in that：The slide rail (8) is cut Face is T-shaped.
- A kind of 4. boom-type tower crane of intelligent counterweight according to any one of claims 1 to 3, it is characterised in that：The drive Dynamic device is hydraulic cylinder (7), and the cylinder body (11) of the hydraulic cylinder (7) is fixed in the counterweight beam (3) close to the hoisting hook The position of arm (5) root, the piston rod (10) of the hydraulic cylinder (7) are fixedly connected with the balancing weight (4), the hydraulic cylinder (7) stroke of its piston rod (10) is controlled by the controller to drive the balancing weight (4) edge in the counterweight beam (3) The bearing of trend shift reciprocately of the counterweight beam (3), and maintain the weight between the arm of derrick (5) and the balancing weight (4) Dynamic balance.
- A kind of 5. boom-type tower crane of intelligent counterweight according to any one of claims 1 to 3, it is characterised in that：Also include Control cabinl pulpit (9), the control cabinl pulpit (9) are installed on the balancing weight (4), and the controller is located in the control cabinl pulpit (9).
- A kind of 6. boom-type tower crane of intelligent counterweight according to any one of claims 1 to 3, it is characterised in that：The control Device processed is PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721044654.XU CN207209812U (en) | 2017-08-21 | 2017-08-21 | A kind of boom-type tower crane of intelligent counterweight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721044654.XU CN207209812U (en) | 2017-08-21 | 2017-08-21 | A kind of boom-type tower crane of intelligent counterweight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207209812U true CN207209812U (en) | 2018-04-10 |
Family
ID=61815687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721044654.XU Expired - Fee Related CN207209812U (en) | 2017-08-21 | 2017-08-21 | A kind of boom-type tower crane of intelligent counterweight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207209812U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113353572A (en) * | 2021-06-30 | 2021-09-07 | 山东天岳先进科技股份有限公司 | Material assembly vehicle |
| WO2021185884A1 (en) * | 2020-03-18 | 2021-09-23 | Liebherr-Werk Biberach Gmbh | Tower crane with adjustable counter ballast |
| CN115893234A (en) * | 2022-12-19 | 2023-04-04 | 杭州未名信科科技有限公司 | Intelligent tower crane and large arm balance control method of intelligent tower crane |
-
2017
- 2017-08-21 CN CN201721044654.XU patent/CN207209812U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021185884A1 (en) * | 2020-03-18 | 2021-09-23 | Liebherr-Werk Biberach Gmbh | Tower crane with adjustable counter ballast |
| CN113353572A (en) * | 2021-06-30 | 2021-09-07 | 山东天岳先进科技股份有限公司 | Material assembly vehicle |
| CN115893234A (en) * | 2022-12-19 | 2023-04-04 | 杭州未名信科科技有限公司 | Intelligent tower crane and large arm balance control method of intelligent tower crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 Termination date: 20200821 |