CN115947240A - Hoisting machine lifting device - Google Patents
Hoisting machine lifting device Download PDFInfo
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- CN115947240A CN115947240A CN202211672812.1A CN202211672812A CN115947240A CN 115947240 A CN115947240 A CN 115947240A CN 202211672812 A CN202211672812 A CN 202211672812A CN 115947240 A CN115947240 A CN 115947240A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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Abstract
The invention relates to the technical field of hoisting of winches, and discloses a hoisting device of a winch, which comprises a movable frame capable of being mounted on a trailer and a telescopic frame arranged on the frame; the front side of the telescopic frame is provided with a telescopic frame lifting mechanism, and the back side of the telescopic frame is provided with a building material lifting mechanism; the telescopic frame comprises a first ladder frame, a second ladder frame and a third ladder frame, and the lower end of the first ladder frame is rotatably connected to the frame through a hinge seat; the medial surface of first ladder frame, second ladder frame and third ladder frame all is equipped with the recess, the slip of first ladder frame is pegged graft in the recess of first ladder frame, the slip of third ladder frame is pegged graft in the recess of second ladder frame. This hoist engine hoisting device through flexible wire rope and fixed length wire rope's setting for the telescopic frame that multisection ladder frame is constituteed is under flexible hoist motor's operation, and the lift that can be free conveniently promotes different high departments to building material, increases hoisting device's suitability.
Description
Technical Field
The invention relates to the technical field of hoisting of winches, in particular to a hoisting device of a winch.
Background
The hoist is a light and small hoisting device, also called a winch, for hoisting or pulling heavy objects by winding a steel wire rope or a chain on a winding drum. The hoist can drag the heavy object vertically, horizontally or obliquely. The winch is widely applied to material lifting or flat dragging of buildings, hydraulic engineering, forestry, mines, wharfs and the like.
The utility model discloses a double-winch lifting system according to the Chinese patent application No. 202122142590.X, which comprises a first winch, a first fixed pulley, a traction rope, a posture adjusting rope, a second winch, a second fixed pulley and a safety rope; the first winch and the first fixed pulley are fixed on a target lifting floor, the first winch is connected with the traction rope, and the traction rope penetrates through the first fixed pulley and then is fixed with an object to be lifted; the second winch and the second fixed pulley are fixed on the ground, the second winch is connected with the attitude adjusting rope, the other end of the attitude adjusting rope is fixed on the target lifting floor, one end of the safety rope is fixed on the object to be lifted, and the other end of the safety rope is provided with a lock catch which is buckled on the attitude adjusting rope. The utility model discloses a two hoist engine lift systems, overall structure is simple, and low cost can improve the security that promotes the process simultaneously greatly, and convenient control simultaneously, specially adapted high-rise building or the narrow and small region in place use have application prospect.
However, the height of the hoisting device of the winch cannot be conveniently adjusted, and the requirement of hoisting the building materials to different heights cannot be met; and the support rod can only keep a vertical state and can not transversely lift the building materials for a certain displacement.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a winch lifting device which has the advantages of being convenient for lifting building materials to different heights and being capable of transversely lifting for a certain distance.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme:
a hoisting machine lifting device comprises a movable frame capable of being mounted on a trailer and a telescopic frame arranged on the frame; the front side of the telescopic frame is provided with a telescopic frame lifting mechanism, and the back side of the telescopic frame is provided with a building material lifting mechanism;
the telescopic frame comprises a first ladder frame, a second ladder frame and a third ladder frame, and the lower end of the first ladder frame is rotatably connected to the frame through a hinge seat; grooves are formed in the inner side surfaces of the first ladder frame, the second ladder frame and the third ladder frame, the first ladder frame is inserted into the groove of the first ladder frame in a sliding mode, and the third ladder frame is inserted into the groove of the second ladder frame in a sliding mode; transverse plates are arranged on the upper portions and the lower portions of the front surfaces of the first ladder frame, the second ladder frame and the third ladder frame, and a top plate is arranged at the top of the third ladder frame;
and two side surfaces of the first ladder frame are provided with inclined supporting mechanisms for supporting the telescopic frame.
Preferably, the movable frame comprises a base, the base is a rectangular steel plate, and four corners of the lower end of the base are provided with movable wheels; one end of the base is provided with a connecting lug which is triangular, and the connecting lug is provided with a hook hole for hanging the movable frame on the trailer.
Preferably, the building material lifting mechanism comprises a lifting frame, a lifting winch motor, a lifting steel wire rope, a first fixed pulley arranged on the back of the top plate and a second fixed pulley arranged on the bottom plate of the first ladder frame; the lifting winch motor is fixedly arranged on the motor mounting plate, the motor mounting plate is fixed on the upper end surface of the base, one end of the lifting steel wire rope passes through the first fixed pulley and the second fixed pulley to be connected to a scroll of the lifting winch motor, and the other end of the lifting steel wire rope is connected with the lifting frame; the hoisting steel wire rope is contracted through the rotation of the hoisting motor, so that the lifting frame is lifted;
preferably, the telescopic frame lifting mechanism comprises a telescopic hoisting motor, the telescopic hoisting motor is also arranged on the motor mounting plate, and the mounting heights of the telescopic hoisting motor and the lifting hoisting motor are different, so that the telescopic hoisting motor and the lifting hoisting motor are subjected to complementary interference during working; the two ends of the telescopic hoisting motor are respectively provided with a telescopic steel wire rope, a third fixed pulley and a fourth fixed pulley are respectively and symmetrically arranged on a transverse plate at the lower part and an upper part of the first ladder frame, and the end parts of the two telescopic steel wire ropes respectively pass through the third fixed pulley and the fourth fixed pulley and are connected to a transverse plate at the lower part of the second ladder frame through fixed connecting lock catches; fifth fixed pulleys are symmetrically arranged on an upper transverse plate of the second ladder frame, fixed-length steel wire ropes are slidably arranged on the fifth fixed pulleys, one ends of the two fixed-length steel wire ropes are connected to the inner side of the upper transverse plate of the first ladder frame through fixed connecting lock catches, and the other ends of the two fixed-length steel wire ropes are connected to the outer side of a lower transverse plate of the third ladder frame through fixed connecting lock catches;
when the telescopic hoisting motor rotates, the telescopic steel wire rope is driven to contract, so that the end part of the telescopic steel wire rope connected to the transverse plate at the lower part of the second ladder frame rises, and the second ladder frame is driven to rise along the inner side groove of the first ladder frame; when the second ladder frame rises, the diaphragm on its upper portion also can rise together, because fixed length wire rope's one end is fixed on the upper portion diaphragm of first ladder frame, consequently the second ladder frame rises the in-process and can drive fixed length wire rope's the other end and rise, drives the inboard recess of third ladder frame edge second ladder frame and rises to make second ladder frame and third ladder frame rise simultaneously, reach the extension expansion bracket purpose.
Preferably, the third fixed pulley is vertically installed on a lower cross plate of the first ladder frame, and the fourth fixed pulley is installed on an upper cross plate of the first ladder frame in parallel, so that the telescopic steel wire rope can be turned in a vertical direction and a horizontal direction.
Preferably, the inclined support mechanism comprises two inclined support rods arranged on two side surfaces of the first ladder frame and two slide rails used for supporting the lower ends of the inclined support rods to slide, the two slide rails are respectively and fixedly arranged on two sides of the upper end surface of the base, and the slide rails are parallel to the central line of the base; the upper end of the sliding rail is connected with a sliding seat in a sliding manner; the upper ends of the two inclined supporting rods are rotatably connected to two sides of the first ladder frame, and the lower ends of the two inclined supporting rods are respectively rotatably connected to sliding seats of the two sliding rails; and the base is also provided with a driving mechanism for driving the two sliding seats to move.
Preferably, the driving mechanism comprises a driving motor, the driving motor is fixedly mounted on the right side of the upper end face of the base, a screw rod is arranged between the two slide rails, two ends of the screw rod are fixed on the base through bearing seats, the screw rod is parallel to the slide rails, and the output end of the driving motor is fixedly connected with one end of the screw rod; the inner side surfaces of the two sliding seats are fixedly connected with driving cross rods, and the middle parts of the driving cross rods are in threaded connection with screw rods; the rotation through driving motor drives the drive horizontal pole and removes to drive two sliding seats and remove on the slide rail, and then can get up the expansion bracket support, and adjust the inclination of expansion bracket through the displacement of sliding seat, make things convenient for building material's promotion.
Preferably, a feeding table plate is arranged at the upper end of the base above the driving mechanism, the lower end of the feeding table plate is fixedly connected to the base through four support rods, and the feeding table plate can be convenient for constructors to feed the lifting frame; on the other hand, the driving mechanism can be protected, and the driving mechanism is prevented from being damaged by the falling building materials.
Preferably, a fixing mechanism for fixing the rotation of the third fixed pulley is further arranged at one end, close to the telescopic frame, of the motor mounting plate; the fixing mechanism comprises a fixed pulley, a U-shaped frame and an electric telescopic rod, the lower end of the electric telescopic rod is connected to the motor mounting plate, the upper end of the electric telescopic rod is fixedly connected with the bottom of the U-shaped frame, the fixed pulley is rotatably connected in a groove of the U-shaped frame through a rotating shaft, and the fixed pulley is positioned below the telescopic steel wire rope; after the height of the telescopic frame is adjusted, the fixed pulley rises through the extension of the electric telescopic rod, and when the edge of the fixed pulley contacts with the edge of the third fixed pulley, the third fixed pulley is clamped and is not rotated, so that the pulling force of a telescopic hoisting motor in the lifting process is reduced, and the stability of the telescopic frame is improved.
(III) advantageous effects
Compared with the prior art, the invention provides a hoisting device of a winch, which has the following beneficial effects:
1. this hoist engine hoisting device through flexible wire rope and fixed length wire rope's setting for the telescopic frame that multisection ladder frame is constituteed is under flexible hoist motor's operation, and the lift that can be free conveniently promotes different high departments to building material, increases hoisting device's suitability.
2. The winch lifting device drives the inclined supporting mechanism to move through the driving mechanism, so that the inclination angle of the telescopic frame can be conveniently adjusted, and on one hand, the inclined telescopic frame is convenient for construction personnel to feed building materials; on the other hand, the inclined telescopic frame makes it possible for the lifting device to feed to a greater transverse distance.
3. This hoist lifting device is close to expansion bracket one end fixed establishment on through the motor mounting panel, after the expansion bracket has adjusted the height, through electric telescopic handle's extension for fixed pulley rises, when the edge of fixed pulley and the edge contact of third fixed pulley, dies the third fixed pulley card, does not let it rotate, thereby reduces the pulling force at promotion in-process flexible hoist motor, increases the stability of expansion bracket.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right side perspective view of the present invention;
FIG. 3 is a schematic view of the structure of the telescopic frame of the present invention;
FIG. 4 is a front view of the present invention;
FIG. 5 is a lower oblique view of the present invention;
FIG. 6 is an enlarged schematic view of A in FIG. 1;
fig. 7 is an enlarged structural diagram of B in fig. 4.
In the figure: 1. a base; 2. a moving wheel; 3. connecting lugs; 4. a motor mounting plate; 5. a telescopic hoisting motor; 6. lifting the hoisting motor; 7. a telescopic frame; 8. a lifting frame; 9. a feeding platen; 10. a support bar; 11. a slide rail; 12. a sliding seat; 13. an inclined support rod; 14. a hinged seat; 15. a top plate; 16. a first fixed pulley; 17. hoisting a steel wire rope; 18. a second fixed pulley; 19. a drive motor; 20. a screw rod; 21. a drive rail; 22. a bearing seat; 23. fixing the pulley; 24. a U-shaped frame; 25. an electric telescopic rod; 701. a first ladder frame; 702. a second ladder frame; 703. a third ladder frame; 704. a through hole; 705. a transverse plate; 706. a third fixed pulley; 707. a telescopic steel wire rope; 708. a fourth fixed pulley; 709. a fifth fixed pulley; 710. a groove; 711. fixedly connecting a lock catch; 712. and (5) fixing the length of the steel wire rope.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
The first embodiment is as follows:
referring to fig. 1-5, a hoisting device for a hoist comprises a movable frame capable of being mounted on a trailer and an expansion bracket 7 arranged on the frame; the front side of the telescopic frame 7 is provided with a telescopic frame 7 lifting mechanism, and the back side of the telescopic frame 7 is provided with a building material lifting mechanism;
the telescopic frame 7 comprises a first ladder frame 701, a second ladder frame 702 and a third ladder frame 703, the lower end of the first ladder frame 701 is provided with a through hole 704, the through hole 704 is rotatably connected with a hinge seat 14 through a rotating shaft, and the hinge seat 14 is fixedly connected to the frame; grooves 710 are formed in the inner side surfaces of the first ladder frame 701, the second ladder frame 702 and the third ladder frame 703, the first ladder frame 701 is slidably inserted into the groove 710 of the first ladder frame 701, and the third ladder frame 703 is slidably inserted into the groove 710 of the second ladder frame 702; transverse plates 705 are arranged on the upper portion and the lower portion of the front faces of the first ladder frame 701, the second ladder frame 702 and the third ladder frame 703, and a top plate 15 is arranged on the top of the third ladder frame 703;
the movable frame comprises a base 1, the base 1 is a rectangular steel plate, and four corners of the lower end of the base 1 are provided with movable wheels 2; one end of the base 1 is provided with a connecting lug 3 which is in a triangular shape, and a hook hole is arranged on the connecting lug 3 and used for hanging the moving frame on the trailer.
The building material lifting mechanism comprises a lifting frame 8, a lifting winch motor 6, a lifting steel wire rope 17, a first fixed pulley 16 arranged on the back of the top plate 15 and a second fixed pulley 18 arranged on the bottom plate of the first ladder frame 701; the hoisting motor 6 is fixedly arranged on the motor mounting plate 4, the motor mounting plate 4 is fixed on the upper end surface of the base 1, one end of a hoisting steel wire rope 17 passes through the first fixed pulley 16 and the second fixed pulley 18 to be connected to a scroll of the hoisting motor 6, and the other end of the hoisting steel wire rope is connected with the lifting frame 8; the hoisting wire rope 17 is contracted by the rotation of the hoisting motor 6, so that the hoisting frame 8 is hoisted;
the telescopic frame 7 lifting mechanism comprises a telescopic hoisting motor 5, the telescopic hoisting motor 5 is also arranged on the motor mounting plate 4, and the mounting heights of the telescopic hoisting motor 5 and the lifting hoisting motor 6 are different, so that the telescopic hoisting motor 5 and the lifting hoisting motor 6 are in complementary interference during working; two ends of the telescopic hoisting motor 5 are respectively provided with a telescopic steel wire rope 707, a third fixed pulley 706 and a fourth fixed pulley 708 are respectively symmetrically arranged on the lower part and the upper transverse plate 705 of the first ladder frame 701, and the end parts of the two telescopic steel wire ropes 707 respectively pass through the third fixed pulley 706 and the fourth fixed pulley 708 and are connected to the lower transverse plate 705 of the second ladder frame 702 through a fixed connecting lock 711; fifth fixed pulleys 709 are symmetrically arranged on an upper transverse plate 705 of the second ladder frame 702, fixed-length steel wire ropes 712 penetrate through the fifth fixed pulleys 709 in a sliding manner, one ends of the two fixed-length steel wire ropes 712 are connected to the inner side of the upper transverse plate 705 of the first ladder frame 701 through fixed connecting lock catches 711, and the other ends of the two fixed-length steel wire ropes 712 are connected to the outer side of a lower transverse plate 705 of the third ladder frame 703 through fixed connecting lock catches 711;
when the telescopic hoisting motor 5 rotates, the telescopic steel wire rope 707 is driven to contract, so that the end part of the telescopic steel wire rope 707 connected to the lower transverse plate 705 of the second ladder frame 702 rises, and the second ladder frame 702 is driven to rise along the inner groove 710 of the first ladder frame 701; when the second ladder frame 702 ascends, the transverse plate 705 at the upper part of the second ladder frame also ascends together, and because one end of the fixed-length steel wire rope 712 is fixed on the transverse plate 705 at the upper part of the first ladder frame 701, the other end of the fixed-length steel wire rope 712 is driven to ascend in the ascending process of the second ladder frame 702, and the third ladder frame 703 is driven to ascend along the inner side groove 710 of the second ladder frame 702, so that the second ladder frame 702 and the third ladder frame 703 ascend simultaneously, and the purpose of extending the telescopic frame 7 is achieved.
The third fixed pulley 706 is vertically installed on the lower cross plate 705 of the first ladder frame 701, and the fourth fixed pulley 708 is installed in parallel on the upper cross plate 705 of the first ladder frame 701, so that the telescopic wire 707 can be turned in the vertical direction and the horizontal direction.
Two side surfaces of the first ladder frame 701 are provided with inclined supporting mechanisms for supporting the telescopic frames 7.
The inclined supporting mechanism comprises two inclined supporting rods 13 arranged on two side faces of the first ladder frame 701 and two sliding rails 11 used for supporting the lower ends of the inclined supporting rods 13 to slide, the two sliding rails 11 are fixedly arranged on two sides of the upper end face of the base 1 respectively, and the sliding rails 11 are parallel to the center line of the base 1; the upper end of the slide rail 11 is connected with a slide seat 12 in a sliding way; the upper ends of the two inclined support rods 13 are rotatably connected to two sides of the first ladder frame 701, and the lower ends thereof are respectively rotatably connected to the sliding seats 12 of the two sliding rails 11; the base 1 is also provided with a driving mechanism for driving the two sliding seats 12 to move.
The driving mechanism comprises a driving motor 19, the driving motor 19 is fixedly installed on the right side of the upper end face of the base 1, a screw rod 20 is arranged between the two sliding rails 11, two ends of the screw rod 20 are fixed on the base 1 through bearing seats 22, the screw rod 20 is parallel to the sliding rails 11, and the output end of the driving motor 19 is fixedly connected with one end of the screw rod 20; the inner side surfaces of the two sliding seats 12 are fixedly connected with a driving cross rod 21, and the middle part of the driving cross rod 21 is in threaded connection with a screw rod 20; the rotation through driving motor 19 drives drive horizontal pole 21 to remove to drive two sliding seat 12 and remove on slide rail 11, and then can get up expansion bracket 7 support, and adjust the inclination of expansion bracket 7 through the displacement of sliding seat 12, make things convenient for building material's promotion.
A feeding table plate 9 is arranged at the upper end of the base 1 above the driving mechanism, the lower end of the feeding table plate 9 is fixedly connected to the base 1 through four support rods 10, and on one hand, the feeding table plate 9 can be convenient for constructors to feed the lifting frame 8; on the other hand, the driving mechanism can be protected, and the driving mechanism is prevented from being damaged by falling building materials.
In this embodiment, by the arrangement of the retractable steel wire rope 707 and the fixed-length steel wire rope 712, the retractable frame 7 formed by the multiple ladder frames can be freely lifted under the operation of the retractable hoisting motor 5, so that the building materials can be conveniently lifted to different heights, and the applicability of the lifting device is improved. The driving mechanism drives the inclined supporting mechanism to move, so that the inclination angle of the telescopic frame 7 can be conveniently adjusted, and on one hand, the inclined telescopic frame 7 is convenient for construction personnel to feed building materials; on the other hand, the inclined telescopic frame 7 allows the lifting device to feed to a greater transverse distance.
Example two:
referring to fig. 6-7, the present embodiment adds the following solutions on the basis of the first embodiment:
a fixing mechanism for fixing the third fixed pulley 706 to rotate is further arranged at one end, close to the telescopic frame 7, of the motor mounting plate 4; the fixing mechanism comprises a fixed pulley 23, a U-shaped frame 24 and an electric telescopic rod 25, the lower end of the electric telescopic rod 25 is connected to the motor mounting plate 4, the upper end of the electric telescopic rod is fixedly connected with the bottom of the U-shaped frame 24, the fixed pulley 23 is rotatably connected in a groove 710 of the U-shaped frame 24 through a rotating shaft, and the fixed pulley 23 is positioned below the telescopic steel wire rope 707;
in this embodiment, when the height of the telescopic frame 7 is adjusted, the electric telescopic rod 25 is in a contracted state, and the edges of the fixed pulley 23 and the third fixed pulley 706 are not in contact, as shown in fig. 5; after the height of the telescopic frame 7 is adjusted, the fixed pulley 23 is lifted up by extending the electric telescopic rod 25, and when the edge of the fixed pulley 23 contacts with the edge of the third fixed pulley 706, as shown in fig. 7, the fixed pulley 23 blocks the third fixed pulley 706 to prevent the third fixed pulley 706 from rotating, so that the tension of the telescopic hoisting motor 5 in the lifting process is reduced, and the stability of the telescopic frame 7 is improved.
Claims (9)
1. A hoisting machine lifting device comprises a movable frame capable of being hung on a trailer and a telescopic frame (7) arranged on the frame; the method is characterized in that: the front surface of the telescopic frame (7) is provided with a telescopic frame lifting mechanism, and the back surface of the telescopic frame (7) is provided with a building material lifting mechanism;
the telescopic frame (7) comprises a first ladder frame (701), a second ladder frame (702) and a third ladder frame (703), and the lower end of the first ladder frame (701) is rotatably connected to the frame through a hinge seat (14); grooves (710) are formed in the inner side surfaces of the first ladder frame (701), the second ladder frame (702) and the third ladder frame (703), the first ladder frame (701) is slidably inserted into the groove (710) of the first ladder frame (701), and the third ladder frame (703) is slidably inserted into the groove (710) of the second ladder frame (702); transverse plates (705) are arranged on the upper portion and the lower portion of the front faces of the first ladder frame (701), the second ladder frame (702) and the third ladder frame (703), and a top plate (15) is arranged on the top of the third ladder frame (703);
and two side surfaces of the first ladder frame (701) are provided with inclined supporting mechanisms for supporting the telescopic frames (7).
2. A hoisting machine lifting device as claimed in claim 1, wherein: the movable frame comprises a base (1), the base (1) is a rectangular steel plate, and four corners of the lower end of the base (1) are provided with movable wheels (2); one end of the base (1) is provided with a connecting lug (3), the connecting lug is in a triangular shape, and a hook hole is formed in the connecting lug (3) and used for hanging the mobile frame on the trailer.
3. A hoist lifting device according to claim 2, characterized in that: the building material lifting mechanism comprises a lifting frame (8), a lifting winch motor (6), a lifting steel wire rope (17), a first fixed pulley (16) arranged on the back of a top plate (15) and a second fixed pulley (18) arranged on a bottom plate of a first ladder frame (701); the lifting hoisting motor (6) is fixedly arranged on the motor mounting plate (4), the motor mounting plate (4) is fixed on the upper end surface of the base (1), one end of the lifting steel wire rope (17) passes through the first fixed pulley (16) and the second fixed pulley (18) to be connected to a reel of the lifting hoisting motor (6), and the other end of the lifting steel wire rope is connected with the lifting frame (8); the hoisting cable (17) is contracted by the rotation of the hoisting motor (6), so that the lifting frame (8) is lifted.
4. A hoisting machine lifting device as claimed in claim 3, characterized in that: the telescopic frame lifting mechanism comprises a telescopic hoisting motor (5), the telescopic hoisting motor (5) is also arranged on the motor mounting plate (4), and the mounting heights of the telescopic hoisting motor (5) and the lifting hoisting motor (6) are different, so that the telescopic hoisting motor (5) and the lifting hoisting motor (6) are in complementary interference during working;
both ends of the telescopic hoisting motor (5) are provided with telescopic steel wire ropes (707), the lower part and the upper transverse plate (705) of the first ladder frame (701) are respectively and symmetrically provided with a third fixed pulley (706) and a fourth fixed pulley (708), and the end parts of the two telescopic steel wire ropes (707) respectively pass through the third fixed pulley (706) and the fourth fixed pulley (708) and are connected to the lower transverse plate (705) of the second ladder frame (702) through fixed connecting lock catches (711); the symmetry is equipped with fifth fixed pulley (709), two on the upper portion diaphragm (705) of second ladder frame (702) fixed length wire rope (712) are worn to be equipped with in the sliding on fifth fixed pulley (709), two the one end of fixed length wire rope (712) is all connected at the upper portion diaphragm (705) of first ladder frame (701) inboard through fixed connection hasp (711), and the other end of two fixed length wire rope (712) all connects in the lower part diaphragm (705) outside of third ladder frame (703) through fixed connection hasp (711).
5. A hoisting machine lifting device as claimed in claim 4, characterized in that: the third fixed pulley (706) is vertically arranged on a lower transverse plate (705) of the first ladder frame (701), and the fourth fixed pulley (708) is arranged on an upper transverse plate (705) of the first ladder frame (701) in parallel, so that the telescopic steel wire rope (707) can be turned in the vertical direction and the horizontal direction.
6. A hoisting machine lifting device as claimed in any one of claims 1 to 5, wherein: the inclined supporting mechanism comprises two inclined supporting rods (13) arranged on two side faces of the first ladder frame (701) and two sliding rails (11) used for supporting the lower ends of the inclined supporting rods (13) to slide, the two sliding rails (11) are fixedly arranged on two sides of the upper end face of the base (1) respectively, and the center lines of the sliding rails (11) and the base (1) are parallel; the upper end of the slide rail (11) is connected with a slide seat (12) in a sliding way; the upper ends of the two inclined supporting rods (13) are rotatably connected to two sides of the first ladder frame (701), and the lower ends of the two inclined supporting rods are respectively rotatably connected to sliding seats (12) of the two sliding rails (11); the base (1) is also provided with a driving mechanism for driving the two sliding seats (12) to move.
7. The hoist lifting device of claim 6, wherein: the driving mechanism comprises a driving motor (19), the driving motor (19) is fixedly installed on the right side of the upper end face of the base (1), a screw rod (20) is arranged between the two sliding rails (11), two ends of the screw rod (20) are fixed on the base (1) through bearing seats (22), the screw rod (20) is parallel to the sliding rails (11), and the output end of the driving motor (19) is fixedly connected with one end of the screw rod (20); the inner side surfaces of the two sliding seats (12) are fixedly connected with driving cross rods (21), and the middle parts of the driving cross rods (21) are in threaded connection with the screw rod (20).
8. The hoist lifting device of claim 7, wherein: the upper end of the base (1) is positioned above the driving mechanism and is provided with a feeding table board (9), and the lower end of the feeding table board (9) is fixedly connected to the base (1) through four support rods (10).
9. A hoisting machine lifting device as claimed in claim 8, wherein: a fixing mechanism for fixing the rotation of a third fixed pulley (706) is further arranged at one end, close to the telescopic frame (7), of the motor mounting plate (4); fixed establishment includes fixed pulley (23), U-shaped frame (24) and electric telescopic handle (25), the lower extreme of electric telescopic handle (25) is connected on motor mounting panel (4), and its upper end and the bottom fixed connection of U-shaped frame (24), fixed pulley (23) rotate through the pivot and connect in recess (710) of U-shaped frame (24), the below that is located flexible wire rope (707) of fixed pulley (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211672812.1A CN115947240A (en) | 2022-12-26 | 2022-12-26 | Hoisting machine lifting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211672812.1A CN115947240A (en) | 2022-12-26 | 2022-12-26 | Hoisting machine lifting device |
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| CN115947240A true CN115947240A (en) | 2023-04-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211672812.1A Pending CN115947240A (en) | 2022-12-26 | 2022-12-26 | Hoisting machine lifting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118108128A (en) * | 2024-04-30 | 2024-05-31 | 河南省蒲业建筑安装有限公司 | Steel box girder hoisting equipment |
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| CN118108128A (en) * | 2024-04-30 | 2024-05-31 | 河南省蒲业建筑安装有限公司 | Steel box girder hoisting equipment |
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Application publication date: 20230411 |