CN213834280U - Lifting device of crane - Google Patents
Lifting device of crane Download PDFInfo
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- CN213834280U CN213834280U CN202022151871.7U CN202022151871U CN213834280U CN 213834280 U CN213834280 U CN 213834280U CN 202022151871 U CN202022151871 U CN 202022151871U CN 213834280 U CN213834280 U CN 213834280U
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- crane
- lifting device
- support
- wire rope
- pulley
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Abstract
The utility model discloses a hoisting device of hoist relates to the hoist and plays to rise technical field. The utility model discloses a hoisting device of hoist includes: the first bracket is arranged on the crane body; at least two pulley supports obliquely arranged at two ends of the first support; the pulley support is arranged on the base, and the pulley support is provided with at least two pulleys; the winding drum is arranged on the first support, one end of the steel wire rope is connected with the winding drum, and the other end of the steel wire rope is connected with the shackle; the speed reducer is connected with the winding drum; and the motor is arranged on the first support and is connected with the speed reducer. The utility model discloses research and development installation wire rope and wedge joint's hoisting device on hoist body reduces the problem that the personnel selection is many, inefficiency, the potential safety hazard is many.
Description
Technical Field
The utility model relates to a hoist plays to rise technical field, specifically is hoist is changed wire rope end stage and is installed to reel or fixed pulley group balance lever on to dolly body top from new wire rope, wedge joint of ground lift.
Background
The replacement of the steel wire rope of the crane hoisting system is an important overhaul project in the maintenance operation of the crane. The conventional process for replacing the steel wire rope at present comprises the following steps: hook dropping, placing the steel wire rope at the end of the fixed pulley balance lever to the ground, connecting new and old ropes, lifting the old rope with the new rope, cutting the connection of the new and old ropes on a winding drum, installing a pressing plate, lifting the steel wire rope, installing a wedge-shaped joint to the fixed pulley balance lever and hook lifting. At present, the operation mode of lifting the steel wire rope and the wedge-shaped joint is generally that the steel wire rope and the wedge-shaped joint are lifted by a winch matched with a pulley on the ground or a hemp rope is put down above a car body to be manually pulled. The hoisting structure of the winch on the ground matched with the pulley is complex, inconvenient to operate and has more potential safety hazards; the hemp rope is put down above the vehicle body and manually lifted, so that the labor is increased, and the efficiency of rope replacement is reduced. Therefore, it is necessary to invent a hoisting device without a steel wire rope and a wedge joint on the existing crane body.
Disclosure of Invention
In view of the shortcoming of the prior art above, the utility model aims at researching and developing a hoist device that installation wire rope and wedge connect on the hoist body, solve the problem that the personnel selection is many, inefficiency, the potential safety hazard is many. The utility model provides a hoisting device of hoist, a hoisting device of hoist includes: the first bracket is arranged on the crane body; at least two pulley supports obliquely arranged at two ends of the first support; the pulley support is arranged on the base, and the pulley support is provided with at least two pulleys; the winding drum is arranged on the first support, one end of the steel wire rope is connected with the winding drum, and the other end of the steel wire rope is connected with the shackle; the speed reducer is connected with the winding drum; and the motor is arranged on the first support and is connected with the speed reducer.
In one embodiment of the invention, the crane body comprises: a fixed pulley block; the balance lever is arranged on the fixed pulley block; the wedge joints are arranged at two ends of the balance lever; and one end of each travelling crane steel wire rope is connected with the wedge-shaped joint, and the other end of each travelling crane steel wire rope is connected with the steel wire clamp.
In one embodiment of the invention, the set of crown blocks comprises: a support; the pulley block is arranged on the bracket.
In one embodiment of the present invention, the balance lever includes: a base; the baffle is arranged on the base; and the pin shaft is arranged on the baffle plate and connected with the baffle plate and the base.
In one embodiment of the invention, the base comprises at least four steel channels, and the steel channels are connected with the balance lever.
In one embodiment of the invention, the first support comprises at least one flat surface on which the pulley support is arranged.
In one embodiment of the invention, the pulley bracket extends out of the plane at an angle of 45 ° to 70 ° to the plane.
In one embodiment of the invention, a lifting device of a crane comprises a lifting device base arranged on said plane.
In one embodiment of the invention, the lifting device of the crane comprises a brake, wherein the brake is arranged on the first support, one end of the brake is connected with the motor, and the other end of the brake is connected with the speed reducer.
In one embodiment of the invention, the pulley is connected with the pulley bracket through a bolt.
As above, the utility model provides a pair of hoisting device of hoist has increased a hoisting device on the hoist body, including first support, pulley, reel, speed reducer, motor, stopper, wire rope, shackle. When the crane needs to replace the steel wire rope, the operating personnel remote control motor starts to operate, the steel wire rope is placed to the bottom surface, the steel wire rope is connected to the steel wire rope clamp through the shackle, the steel wire rope is wound up through the lifting device, the shackle ascends along with the steel wire rope, the wedge-shaped connector is driven to ascend to the balance lever, and the operating personnel install the steel wire rope and the wedge-shaped connector on the balance lever. The design structure is reasonable, the fixed pulley block of the crane is not damaged, and the normal use and replacement of the balance lever are not hindered. The utility model discloses the problem that the personnel selection is many, inefficiency, the potential safety hazard is many has been reduced.
Drawings
Fig. 1 shows a front view of a lifting device structure of a crane.
Fig. 2 shows a left side view of a lifting device structure of a crane.
Fig. 3 shows a top view of a lifting device structure of a crane.
100: crane body, 200: lifting device, 110: fixed pulley group, 111: support, 112: fixed pulley, 120: balance lever, 121: base, 122: baffle, 123: pin shaft, 130: wedge joint, 140: travelling crane steel wire rope, 150: wire rope clip, 210: first bracket, 220: pulley holder, 230: pulley, 240: reel, 250: speed reducer, 260: motor, 270: brake, 280: wire rope, 290: and (6) shackle dismounting.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the present embodiment are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
Referring to fig. 1 to 3, fig. 1 is a front view of a lifting device structure of a crane according to an embodiment of the present disclosure, fig. 2 is a left view of the lifting device structure of the crane according to the embodiment of the present disclosure, and fig. 3 is a top view of the lifting device structure of the crane according to the embodiment of the present disclosure. A lifting device of a crane comprises a crane body 100 and a lifting device 200, wherein the lifting device 200 is arranged on the crane body 100.
Referring to fig. 1, a crane body 100 is a basic support of a lifting device of a crane, and the crane body 100 includes: a fixed pulley block 110, a balance lever 120, a wedge joint 130, a travelling crane steel wire rope 140 and a steel wire rope clamp 150; the balance lever 120 is disposed on the fixed pulley block 110 to ensure that the lifting process can be performed stably without tipping. The balance lever 120 is provided with a bolt and a wedge joint 130, the traveling crane steel wire rope 140 is arranged at two ends of the balance lever 120, and the bolt and the wedge joint 130 are used for fixing the traveling crane steel wire rope 140 at two ends of the balance lever 120.
Referring to fig. 1, the fixed pulley assembly 110 includes a bracket 111 and a fixed pulley 112, and the fixed pulley 112 is disposed on the bracket 111 for fixing the fulcrum. The balance lever 120 includes a base 121, a baffle 122, and a pin 123, wherein the baffle 122 is disposed on the base 121, the baffle 122 and the base 121 are fixed by bolts, and the pin 123 is disposed on the baffle 122 for connecting the baffle 122 and the base 121.
Referring to fig. 1-3, the lifting device 200 includes: first support 210, pulley support 220, pulley 230, reel 240, speed reducer 250, motor 260, brake 270, wire rope 280, shackle 290. The first bracket 210 is provided on the crane body 100 as a base of the lifting device 200; pulley bracket 220 slope sets up the both ends at first support 210, and pulley bracket 220 extends to first support 210 place plane beyond, and is 45 to 70 with the plane contained angle, and pulley 230 sets up on pulley bracket 220, and pulley 230 passes through bolted connection with pulley bracket 220, uses pulley 230 can be in the lifting process laborsaving festival. The steel wire rope 280 is arranged on the pulley 230, the shackle 290 is arranged at one end of the steel wire rope 280, when the steel wire rope 280 needs to be replaced, the steel wire rope 280 is placed on the ground through the pulley 230, the shackle 290 is connected to the steel wire rope clamp 150, the steel wire rope 280 is lifted, the shackle 290 ascends along with the steel wire rope 280 and drives the wedge-shaped joint 130 to ascend to the balance lever 120, and an operator can install the steel wire rope 280 and the wedge-shaped joint 130 on the balance lever 120.
Referring to fig. 1-3, the winding drum 240 is disposed on the plane of the first support 210, and the winding drum 240 is connected to one end of the steel cable 280 for driving the steel cable 280 to ascend to the balance lever 120 during the lifting process; the speed reducer 250 is connected with the winding drum 240 and mainly functions to convert the high speed of the motor 260 into the speed actually required by the crane and obtain larger torque, so that the heavy object can be stably lifted; the motor 260 is arranged on the first bracket 210, the motor 260 is connected with the speed reducer 250, the motor 260 provides power for the device, and a sensor and a signal receiver are arranged in an electrical system of the lifting device 200 and used for receiving a control signal, so that an operator can remotely control the start and stop of the motor 260; the brake 270 is disposed on the first bracket 210, one end of the brake 270 is connected to the motor 260, the other end of the brake 270 is connected to the speed reducer 250, and the brake 270 is used to brake the operation of the motor 260, so that the device can be accurately and reliably stopped at a predetermined position when being operated or lifted.
Referring to fig. 1 to 3, when the crane needs to replace the steel wire 280, the operator remotely controls the motor 260 to operate, the steel wire 280 is lowered to the ground and connected to the steel wire clamp 150 by the shackle 290, the hoisting device 200 winds up the steel wire 280, the shackle 290 ascends along with the steel wire 280 and drives the wedge joint 130 to ascend to the balance lever 120, and the operator can mount the steel wire 280 and the wedge joint 130 on the balance lever 120.
As above, the utility model provides a pair of hoisting device of hoist has increased a hoisting device on the hoist body, including first support, pulley, reel, speed reducer, motor, stopper, wire rope, shackle. When the crane needs to replace the steel wire rope, the operating personnel remote control motor starts to operate, the steel wire rope is placed to the bottom surface, the steel wire rope is connected to the steel wire rope clamp through the shackle, the steel wire rope is wound up through the lifting device, the shackle ascends along with the steel wire rope, the wedge-shaped connector is driven to ascend to the balance lever, and the operating personnel install the steel wire rope and the wedge-shaped connector on the balance lever. The design structure is reasonable, the fixed pulley block of the crane is not damaged, and the normal use and replacement of the balance lever are not hindered. The utility model discloses the problem that the personnel selection is many, inefficiency, the potential safety hazard is many has been reduced.
The above description is only a preferred embodiment of the present application and a description of the applied technical principle, and it should be understood by those skilled in the art that the scope of the present invention related to the present application is not limited to the technical solution of the specific combination of the above technical features, and also covers other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the inventive concept, for example, the technical solutions formed by mutually replacing the above features with (but not limited to) technical features having similar functions disclosed in the present application. Other technical features than those described in the specification are known to those skilled in the art, and are not described herein in detail in order to highlight the innovative features of the present invention.
Claims (10)
1. A lifting device of a crane, comprising:
the first bracket is arranged on the crane body;
at least two pulley supports obliquely arranged at two ends of the first support;
the pulley support is arranged on the base, and the pulley support is provided with at least two pulleys;
the winding drum is arranged on the first support, one end of the steel wire rope is connected with the winding drum, and the other end of the steel wire rope is connected with the shackle;
the speed reducer is connected with the winding drum;
and the motor is arranged on the first support and is connected with the speed reducer.
2. A lifting device of a crane according to claim 1, characterized in that the crane body comprises:
a fixed pulley block;
the balance lever is arranged on the fixed pulley block;
the wedge joints are arranged at two ends of the balance lever;
and one end of each travelling crane steel wire rope is connected with the wedge-shaped joint, and the other end of each travelling crane steel wire rope is connected with the steel wire clamp.
3. A lifting device of a crane according to claim 2, characterized in that: the fixed pulley group includes:
a support;
the pulley block is arranged on the bracket.
4. A lifting device of a crane according to claim 2, characterized in that the balancing lever comprises:
a base;
the baffle is arranged on the base;
and the pin shaft is arranged on the baffle plate and connected with the baffle plate and the base.
5. A lifting device of a crane according to claim 4, characterized in that: the base comprises at least four channel steel, and the channel steel is connected with the balance lever.
6. A lifting device for a crane as claimed in claim 1, characterized in that the first bracket comprises at least one plane surface on which the sheave bracket is arranged.
7. A lifting device of a crane according to claim 6, characterized in that: the pulley support extends out of the plane, and an included angle between the pulley support and the plane is 45-70 degrees.
8. A lifting device of a crane according to claim 6, characterized in that: comprises a lifting device base arranged on the plane.
9. A lifting device of a crane according to claim 1, characterized in that: the brake device comprises a brake, wherein the brake is arranged on the first support, one end of the brake is connected with the motor, and the other end of the brake is connected with the speed reducer.
10. A lifting device of a crane according to claim 1, characterized in that: the pulley is connected with the pulley bracket through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022151871.7U CN213834280U (en) | 2020-09-27 | 2020-09-27 | Lifting device of crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022151871.7U CN213834280U (en) | 2020-09-27 | 2020-09-27 | Lifting device of crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213834280U true CN213834280U (en) | 2021-07-30 |
Family
ID=77006938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022151871.7U Active CN213834280U (en) | 2020-09-27 | 2020-09-27 | Lifting device of crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213834280U (en) |
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2020
- 2020-09-27 CN CN202022151871.7U patent/CN213834280U/en active Active
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