CN215479400U - Loop chain electric hoist for cantilever crane - Google Patents
Loop chain electric hoist for cantilever crane Download PDFInfo
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- CN215479400U CN215479400U CN202120562462.8U CN202120562462U CN215479400U CN 215479400 U CN215479400 U CN 215479400U CN 202120562462 U CN202120562462 U CN 202120562462U CN 215479400 U CN215479400 U CN 215479400U
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- chain
- bag
- hoisting gear
- hook
- electric
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Abstract
The utility model discloses a loop chain electric hoist for a cantilever crane, which comprises a hoisting gear, a hook and a chain, wherein a brake is arranged on the left side of the hoisting gear, a motor is arranged on the right side of the hoisting gear, the hoisting gear is meshed with the chain, one end of the chain is connected with a chain bag, the chain bag is internally provided with an internal chain bag, the internal chain bag consists of the chain, a micro motor, a bearing seat and a bearing, the bottom of the chain bag is provided with an intelligent weight measurer, the left side of the upper end of the intelligent weight measurer is provided with a storage battery, the storage battery is connected with the micro motor, the other end of the chain penetrates through a hook pulley block to be connected with the bottom of the hook, the bottom of the hook pulley block is connected with a hook, the device is provided with the intelligent chain bag, the chain bag can detect whether the work of a hanging object is normally carried out or not according to the real-time weight of the chain in the bag, if the transmission of the chain bag is abnormally carried out automatically stopping, the safety device is simple in design and novel in structure, the safety of the hanging object during working is improved, and the loss during emergency braking is smaller.
Description
Technical Field
The utility model relates to a loop chain electric hoist for a cantilever crane.
Background
At present, the electric chain hoist is composed of a motor, a reduction gearbox, a chain wheel and a hook, the output end of the motor is connected with the input shaft of the reduction gearbox, the chain wheel is sleeved on the output shaft of the reduction gearbox, one end of the chain is wound on the chain wheel, the other end is connected with the hook, a first shaft, a second shaft, a third shaft and a fourth shaft are arranged in a box body of the conventional reduction gearbox, the first shaft is the input shaft of the reduction gearbox and is connected with the output end of the motor, the fourth shaft is the output shaft of the reduction gearbox and is sleeved with the chain wheel, the first shaft and the second shaft are driven by a primary driving wheel, the second shaft and the third shaft are driven by a secondary driving wheel, the third shaft and the fourth shaft are driven by a tertiary driving wheel, and the fourth shaft is sleeved with an overload brake composed of a gland and a disc spring, therefore, the traditional electric chain hoist only has one brake device to deal with sudden situations, the electric hoist is mostly used for lifting heavy objects, and when the heavy objects lifted on the lifting hook drop accidentally, serious safety accidents are easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a loop chain electric hoist for a cantilever crane, which is convenient to connect.
The utility model provides a chain electric block for cantilever crane, includes hoisting gear, couple and chain, hoisting gear's left side be equipped with the stopper, hoisting gear's right side is equipped with the motor, hoisting gear meshes with the chain mutually, the one end of chain link to each other with the chain bag, be the chain bag in the inside of chain bag is equipped with, interior chain bag comprises chain, micro motor, bearing frame, bearing, the bottom of chain bag be equipped with intelligent weight caliber, the left side of intelligent weight caliber upper end is equipped with the battery, the battery link to each other with micro motor, the other end of chain runs through the bottom that hook block and couple and links to each other, hook block's bottom link to each other with the lifting hook.
As a further improvement, a speed reducer is arranged between the brake and the hoisting gear.
As a further improvement, the lower end of the brake is provided with a flashlight door.
As a further improvement, the upper end of the hook pulley block is provided with a compression spring penetrating through the chain.
As a further improvement, the compression spring is an annular compression spring.
As a further improvement, an intelligent sensor is arranged between the intelligent weight measurer and the storage battery.
Has the advantages that:
this device is equipped with the chain bag of intelligence, and the chain bag can detect according to the real-time weight of the chain in the bag and hang whether normal clear of thing work, if the transmission of abnormal automatic shutdown chain bag, the design is simple, and novel structure has increased the security of hanging the thing during operation, and loss when emergency braking is littleer, convenient inspection and maintenance.
Drawings
Fig. 1 is a general structural schematic diagram of a loop chain electric block for a cantilever crane;
FIG. 2 is a schematic side view of the electric chain hoist;
FIG. 3 is a schematic view of the general structure of a chain pocket;
1. the intelligent weight measurer comprises a hook 2, a chain 3, a brake 4, a compression spring 5, a chain bag 6, a hook 7, a manual electric door 8, a hoisting gear 9, a hook pulley block 10, an intelligent weight measurer 11, a storage battery 12, a micro motor 13 and a motor.
Detailed Description
For the purpose of enhancing the understanding of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
As shown in fig. 1, the electric chain hoist for the cantilever crane includes a hook 1, a chain 2, a brake 3, a compression spring 4, a chain pocket 5, a hook 6, a hand-operated electric door 7, a hoisting gear 8, a hook pulley block 9, an intelligent weight measurer 10, a storage battery 11, a micro motor 12, and a motor 13.
A loop chain electric hoist for a cantilever crane comprises a hoisting gear 8, a hook 1 and a chain 2, wherein a brake 3 is arranged on the left side of the hoisting gear 8, a hand electric door 7 is arranged at the lower end of the brake 3, a speed reducer is arranged between the brake 3 and the hoisting gear 8, a motor 13 is arranged on the right side of the hoisting gear 8, the hoisting gear 8 is meshed with the chain 2, one end of the chain 2 is connected with a chain bag, the chain bag 5 is internally provided with an internally-presented chain bag which is composed of the chain 2, a micro motor 12, a bearing seat and a bearing, an intelligent weight measurer 10 is arranged at the bottom of the chain bag 5, an intelligent sensor is arranged between the intelligent weight measurer 10 and the storage battery 11, a storage battery 11 is arranged on the left side of the upper end of the intelligent weight measurer 10, the storage battery 11 is connected with the micro motor 12, the other end of the chain 2 penetrates through a hook pulley block 9 to be connected with the bottom of the hook 1, the bottom of the hook pulley block 9 is connected with the hook 6, the upper end of the hook pulley block 9 is provided with a compression spring 4 penetrating through the chain 2, and the compression spring 4 is an annular compression spring.
During the use, motor, reduction gear, stopper, hoisting gear cooperate, drive the lifting hook and carry out normal work, and the weight situation of change in intelligence weight measurement ware detection chain bag this moment is used for judging the in service behavior of chain, if the weight change that intelligence weight measurement ware detected is too fast or too slow then through battery control motor rotation, stops outwards carrying or accepting the chain in the chain bag, guarantees the safe in utilization reduction loss of device.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. The utility model provides a chain electric block for cantilever crane, a serial communication port, including hoisting gear, couple and chain, hoisting gear's left side be equipped with the stopper, hoisting gear's right side is equipped with the motor, hoisting gear meshes with the chain mutually, the one end of chain link to each other with the chain bag, be the chain bag in the inside of chain bag is equipped with, be the chain bag in by chain, micro motor, bearing frame, bearing group and constitute, the bottom of chain bag be equipped with intelligent weight caliber, the left side of intelligent weight caliber upper end is equipped with the battery, the battery link to each other with micro motor, the other end of chain runs through the bottom that hook block and couple and links to each other, hook block's bottom link to each other with the lifting hook.
2. The electric hoist for a boom crane according to claim 1, wherein a decelerator is provided between the brake and the hoisting gear.
3. The electric chain hoist for a jib crane according to claim 1 wherein said brake is provided with a hand-operated switch at the lower end.
4. The electric chain hoist for a jib crane according to claim 1, wherein said upper end of said hook block is provided with a compression spring passing through the chain.
5. The electric chain hoist for a jib crane according to claim 4 wherein said compression spring is an annular compression spring.
6. The electric chain hoist for the cantilever crane according to claim 1, wherein an intelligent sensor is arranged between the intelligent weight measurer and the storage battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120562462.8U CN215479400U (en) | 2021-03-19 | 2021-03-19 | Loop chain electric hoist for cantilever crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120562462.8U CN215479400U (en) | 2021-03-19 | 2021-03-19 | Loop chain electric hoist for cantilever crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215479400U true CN215479400U (en) | 2022-01-11 |
Family
ID=79772465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120562462.8U Active CN215479400U (en) | 2021-03-19 | 2021-03-19 | Loop chain electric hoist for cantilever crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215479400U (en) |
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2021
- 2021-03-19 CN CN202120562462.8U patent/CN215479400U/en active Active
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