CN213446117U - Crane overhauling lifting device - Google Patents
Crane overhauling lifting device Download PDFInfo
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- CN213446117U CN213446117U CN202022342372.6U CN202022342372U CN213446117U CN 213446117 U CN213446117 U CN 213446117U CN 202022342372 U CN202022342372 U CN 202022342372U CN 213446117 U CN213446117 U CN 213446117U
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Abstract
The utility model relates to a hoist overhauls elevating gear, including lower base platform, be equipped with the escalator on the lower base platform, the top and the last base platform of escalator are connected, upward be equipped with a plurality of lift platforms on the base platform, lift platform's bottom is connected with the lift actuating mechanism transmission of establishing between lower base platform and last base platform, lift actuating mechanism promotes lift platform elevating movement, on the maintainer reachd the base platform through the escalator, the maintainer who goes up on the base platform reachd the maintenance position of hoist through lift platform. The utility model discloses an automatic companion ladder combines lift platform's scheme, has automatic rising, and the easy access operation to and alleviate workman intensity of labour's characteristics.
Description
Technical Field
The utility model relates to a hoist overhauls auxiliary device, in particular to hoist overhauls elevating gear belongs to the hoist and overhauls the field.
Background
The crane is a multi-action hoisting device for vertically lifting and horizontally carrying heavy objects in a selected range, the working characteristics of the hoisting device are intermittent movement, a working cycle is completed by alternately taking materials, transporting, unloading and the like, and the crane is more and more widely developed and used in the market. The tower crane is one of cranes, completes the lifting operation by utilizing a rotary movable arm at the upper part of a tower body, and is widely used in the field of constructional engineering. The safe operation of the tower crane is not away from the routine maintenance and repair, so the crane needs to be maintained and repaired regularly. At present, the crane is still overhauled and maintained by manpower, inconvenience and potential personal safety threat are brought to the operation of workers due to the fact that the body of the crane is high, and labor intensity is improved in the climbing operation.
SUMMERY OF THE UTILITY MODEL
The utility model discloses hoist overhauls elevating gear discloses new scheme, adopts the scheme that automatic elevator combines lift platform, has solved the operation inconvenience that the climbing operation brought among the current hoist maintenance process, has the potential safety hazard to and the high problem of workman intensity of labour.
The utility model discloses hoist overhauls elevating gear includes lower base platform, be equipped with the escalator on the lower base platform, the top and the last base platform of escalator are connected, upward be equipped with a plurality of lift platforms on the base platform, the bottom of lift platform is connected with the lift actuating mechanism transmission of establishing between lower base platform and last base platform, lift actuating mechanism promotes lift platform elevating movement, on the maintainer reachd the base platform through the escalator, the maintainer who goes up on the base platform passes through lift platform and reachs the maintenance position of hoist.
Further, the automatic lifting ladder of this scheme includes the lift base, is equipped with lift guide pillar A, lift guide pillar B on the lift base, is equipped with the lift cat ladder between lift guide pillar A and lift guide pillar B.
The upper end in the lift guide pillar A is equipped with driven gear A, is equipped with lift motor A in the lift base, is equipped with driving gear A on lift motor A's the output, and driving gear A passes through chain A and is connected with driven gear A transmission, and chain A is connected with one side of lift cat ladder, the upper end in the lift guide pillar B is equipped with driven gear B, is equipped with lift motor B in the lift base, is equipped with driving gear B on lift motor B's the output, and driving gear B passes through chain B and is connected with driven gear B transmission, and chain B is connected with the opposite side of lift cat ladder, and chain A, chain B drive lift cat ladder elevating movement.
Furthermore, the lifting driving mechanism comprises a driving mechanism box body, a driving stud and a plurality of driving motors are arranged in the driving mechanism box body, driven bevel gears are arranged at the lower ends of the driving studs, driving bevel gears are arranged on output shafts of the driving motors, and the driving bevel gears are in transmission engagement with the driven bevel gears.
Lifting platform includes the platform seat, the bottom of platform seat is connected with the top of internal thread section of thick bamboo post, the internal thread section of thick bamboo post stretches into the lift through-hole on the top of actuating mechanism box downwards, the upper end intercommunication of lift guide of lift through-hole and downwardly extending, the lift guide slot along axial extension forms lift sliding connection on the slider on the lower extreme outside of internal thread section of thick bamboo post and the inboard of lift guide, the internal thread section of thick bamboo post that stretches into the actuating mechanism box forms the screw drive with the drive stud and cup joints, driving motor cup joints through above-mentioned screw drive, lift sliding connection drive platform seat elevating movement.
Furthermore, be equipped with the platform guardrail on the platform seat of this scheme, be equipped with the safety hook on one side of platform guardrail, the safety hook passes through the safety rope and is connected with the maintainer's on the platform seat health.
Furthermore, be equipped with the platform guardrail on the platform seat of this scheme, be equipped with the toolbox on one side of platform guardrail, the toolbox is equipped with a plurality of instrument drawer grooves, instrument drawer groove towards one side of platform seat, and instrument drawer inslot is equipped with the instrument drawer, is equipped with the maintenance instrument in the instrument drawer.
Further, be equipped with a plurality of base wheels on the bottom of the lower base platform of this scheme, the base wheel includes the socle, the upper end and the bottom of lower base platform of socle are connected, the lower extreme that passes the socle of the central part of the stabilizer blade base plate of putting flat downwards is equipped with the universal wheel, the angle of stabilizer blade base plate is served and is equipped with the double-screw bolt stabilizer blade, be equipped with the locking bolt on the double-screw bolt stabilizer blade, the universal wheel is lifted with the ground effect downwards to the rotating double-screw bolt stabilizer blade, put down the universal wheel until forming the bearing contact with ground with the ascending rotation of double-screw bolt.
The utility model discloses hoist overhauls elevating gear adopts the scheme that automatic elevator combines lift platform, has automatic rising, and the operation of being convenient for overhaul to and alleviate workman intensity of labour's characteristics.
Drawings
Figure 1 is a schematic view of a crane service lift.
Fig. 2 is a schematic view of an escalator.
Fig. 3 is a schematic diagram of the first assembling state of the lifting platform and the lifting driving mechanism.
Fig. 4 is a schematic view of the second state of assembly of the lifting platform and the lifting driving mechanism.
Fig. 5 is an enlarged schematic view of a portion a in fig. 3.
Fig. 6 is a schematic view of the base wheel.
Wherein 100 is a lower base platform, 200 is an automatic elevator, 210 is an elevator base, 220 is an elevator guide post a, 221 is a driven gear a, 222 is an elevator motor a, 223 is a chain a, 230 is an elevator guide post B, 231 is a driven gear B, 232 is an elevator motor B, 233 is a chain B, 240 is an elevator ladder, 300 is an upper base platform, 400 is an elevator platform, 410 is a platform base, 420 is a platform guardrail, 421 is a safety hook, 422 is a tool box, 430 is an internally threaded barrel column, 431 is a slider, 500 is an elevator driving mechanism, 510 is an elevator guide barrel, 511 is an elevator guide groove, 520 is a driving stud, 521 is a driven bevel gear, 530 is a driving motor, 531 is a driving bevel gear, 600 is a base wheel, 610 is a foot column, 611 is a universal wheel, 620 is a foot base plate, 630 is a stud, 631 is a locking bolt.
Detailed Description
As shown in fig. 1, the utility model discloses hoist overhauls elevating gear includes lower base platform, be equipped with the escalator on the lower base platform, the top and the last base platform of escalator are connected, upward be equipped with a plurality of lift platforms on the base platform, lift platform's bottom is connected with the lift actuating mechanism transmission of establishing between lower base platform and last base platform, lift actuating mechanism promotes lift platform elevating movement, on the maintainer reachd the base platform through the escalator, the maintainer who goes up on the base platform reachd the maintenance position of hoist through lift platform. Above-mentioned scheme adopts the scheme that the escalator combines lift platform, and the maintainer utilizes the escalator to reach the base platform and overhauls the operation, and further, the maintainer utilizes the lift platform on the base platform to rise to higher maintenance position, and the maintenance requirement of hoist has been satisfied in the automatic lift mode of automatic escalator, lift platform's two-stage, has avoided the maintainer to scramble the process of hoist, has reduced intensity of labour, the maintenance operation of being convenient for.
In order to realize the function of the automatic elevator, as shown in fig. 2, the automatic elevator comprises an elevator base, an elevator guide pillar a and an elevator guide pillar B are arranged on the elevator base, and a lifting ladder is arranged between the elevator guide pillar a and the elevator guide pillar B. The upper end in the lift guide pillar A is equipped with driven gear A, is equipped with lift motor A in the lift base, is equipped with driving gear A on lift motor A's the output, and driving gear A passes through chain A and is connected with driven gear A transmission, and chain A is connected with one side of lift cat ladder, the upper end in the lift guide pillar B is equipped with driven gear B, is equipped with lift motor B in the lift base, is equipped with driving gear B on lift motor B's the output, and driving gear B passes through chain B and is connected with driven gear B transmission, and chain B is connected with the opposite side of lift cat ladder, and chain A, chain B drive lift cat ladder elevating movement.
In order to realize the function of the lifting driving mechanism, as shown in fig. 3, the lifting driving mechanism of the present scheme includes a driving mechanism box, a driving stud and a plurality of driving motors are arranged in the driving mechanism box, a driven bevel gear is arranged on the lower end of the driving stud, a driving bevel gear is arranged on the output shaft of the driving motor, and the driving bevel gear is in transmission engagement with the driven bevel gear. Lifting platform includes the platform seat, the bottom of platform seat is connected with the top of internal thread section of thick bamboo post, the internal thread section of thick bamboo post stretches into the lift through-hole on the top of actuating mechanism box downwards, the lift through-hole communicates with the upper end of downwardly extending's lift guide, the lift guide slot along axial extension forms lift sliding connection on the slider on the lower extreme outside of internal thread section of thick bamboo post and the inboard of lift guide, the internal thread section of thick bamboo post that stretches into the actuating mechanism box forms screw drive and cup joints with drive double-screw bolt, driving motor cup joints through above-mentioned screw drive, lift sliding connection drive platform seat elevating movement, fig. 4 shows the platform seat of jacking state, fig. 5 shows drive double-screw bolt, internal thread section of thick bamboo post, the assembly relation of lift guide.
Based on above scheme, in order to guarantee maintainer's safety, avoid falling, as shown in fig. 3, be equipped with the platform guardrail on the platform seat of this scheme, be equipped with the safety hook on one side of platform guardrail, the safety hook passes through the safety rope and is connected with the maintainer's on the platform seat health. Simultaneously, for the ease of maintainer uses maintenance instrument, as shown in fig. 3, be equipped with the platform guardrail on the platform seat of this scheme, be equipped with the toolbox on one side of platform guardrail, the toolbox is equipped with a plurality of instrument drawer grooves, instrument drawer groove on one side towards the platform seat, and the instrument drawer inslot is equipped with the instrument drawer, is equipped with the maintenance instrument in the instrument drawer, and the instrument drawer inslot is equipped with the maintenance instrument.
In order to meet the requirement that the crane overhauls the free removal of elevating gear, guarantee the stability after the device location simultaneously, as shown in fig. 6, be equipped with a plurality of base wheels on the bottom of the lower base platform of this scheme, the base wheel includes the socle, the upper end of socle is connected with the bottom of lower base platform, the lower extreme of the socle that passes the central part of the stabilizer blade base plate of putting flatly downwards is equipped with the universal wheel, be equipped with the double-screw bolt stabilizer blade on the corner end of stabilizer blade base plate, be equipped with the locking bolt on the double-screw bolt stabilizer blade, the universal wheel is lifted up to rotatory double-screw bolt stabilizer blade downwards and ground effect, it puts down the universal wheel until forming the bearing. In the above scheme, can realize guaranteeing the steady technical purpose of device according to the situation on ground through adjusting the double-screw bolt stabilizer blade, the universal wheel can satisfy the requirement that the device freely removed.
The devices and components disclosed in this embodiment may be implemented by general and conventional means known in the art, unless otherwise specified. The crane maintenance lifting device is not limited to the disclosure in the specific embodiment, the technical solutions presented in the examples can be extended based on the understanding of those skilled in the art, and the simple alternatives made by those skilled in the art according to the present solution in combination with common knowledge also belong to the scope of the present solution.
Claims (6)
1. The crane overhauling lifting device is characterized by comprising a lower base platform, wherein an automatic lifting ladder is arranged on the lower base platform, the top end of the automatic lifting ladder is connected with an upper base platform, a plurality of lifting platforms are arranged on the upper base platform, the bottom of each lifting platform is connected with a lifting driving mechanism arranged between the lower base platform and the upper base platform in a transmission mode, the lifting driving mechanisms push the lifting platforms to move up and down, and maintainers can reach the upper base platform through the automatic lifting ladder, and the maintainers on the upper base platform can reach the overhauling positions of the crane through the lifting platforms.
2. The crane overhauling lifting device as set forth in claim 1, wherein the automatic lifting ladder comprises a lifting ladder base, the lifting ladder base is provided with a lifting guide pillar A and a lifting guide pillar B, a lifting ladder stand is arranged between the lifting guide pillar A and the lifting guide pillar B,
the elevator comprises an elevator base, and is characterized in that a driven gear A is arranged at the upper end in an elevator guide pillar A, an elevator motor A is arranged in the elevator base, a driving gear A is arranged on the output end of the elevator motor A, the driving gear A is in transmission connection with the driven gear A through a chain A, the chain A is connected with one side of an elevator ladder, a driven gear B is arranged at the upper end in the elevator guide pillar B, an elevator motor B is arranged in the elevator base, a driving gear B is arranged at the output end of the elevator motor B, the driving gear B is in transmission connection with the driven gear B through a chain B, the chain B is connected with the other side of the elevator ladder, and the chain A and the chain B drive the elevator ladder to move up and down.
3. The crane overhauling lifting device as set forth in claim 1, wherein the lifting driving mechanism comprises a driving mechanism box, a driving stud and a plurality of driving motors are arranged in the driving mechanism box, a driven bevel gear is arranged at the lower end of the driving stud, a driving bevel gear is arranged on the output shaft of the driving motor, the driving bevel gear is in transmission engagement with the driven bevel gear,
lifting platform includes the platform seat, the bottom of platform seat is connected with the top of internal thread section of thick bamboo post, the internal thread section of thick bamboo post stretches into downwards lift through-hole on the top of actuating mechanism box, the upper end intercommunication of lift through-hole and downwardly extending's lift guide, slider on the lower extreme outside of internal thread section of thick bamboo post with lift guide slot along axial extension forms lift sliding connection on the inboard of lift guide, stretches into the actuating mechanism box internal thread section of thick bamboo post with the drive double-screw bolt forms the screw thread transmission and cup joints, driving motor passes through the screw thread transmission cup joints, the drive of lift sliding connection platform seat elevating movement.
4. The crane overhauling lifting device as set forth in claim 3, wherein the platform base is provided with a platform guardrail, one side of the platform guardrail is provided with a safety hook, and the safety hook is connected with the body of the overhauling person on the platform base through a safety rope.
5. The crane overhauling lifting device according to claim 3, wherein a platform guardrail is arranged on the platform base, a tool box is arranged on one side of the platform guardrail, one side of the tool box facing the platform base is provided with a plurality of tool drawer grooves and instrument drawer grooves, the tool drawer grooves are internally provided with tool drawers, overhauling tools are arranged in the tool drawers, the instrument drawers are internally provided with instrument drawers, and the instrument drawers are internally provided with overhauling instruments.
6. The crane maintenance lifting device as claimed in claim 1, wherein a plurality of base wheels are provided on the bottom of the lower base platform, the base wheels comprise legs, the upper ends of the legs are connected with the bottom of the lower base platform, universal wheels are provided on the lower ends of the legs passing downward through the central portion of the horizontally disposed leg base plate, stud legs are provided on the corner ends of the leg base plate, locking bolts are provided on the stud legs, the stud legs are rotated downward to act on the ground to lift the universal wheels, and the stud legs are rotated upward to put down the universal wheels until they are in bearing contact with the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022342372.6U CN213446117U (en) | 2020-10-20 | 2020-10-20 | Crane overhauling lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022342372.6U CN213446117U (en) | 2020-10-20 | 2020-10-20 | Crane overhauling lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213446117U true CN213446117U (en) | 2021-06-15 |
Family
ID=76292830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022342372.6U Active CN213446117U (en) | 2020-10-20 | 2020-10-20 | Crane overhauling lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213446117U (en) |
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2020
- 2020-10-20 CN CN202022342372.6U patent/CN213446117U/en active Active
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