CN217498429U

CN217498429U - Double-hook lifting hook assembly capable of increasing lifting stroke

Info

Publication number: CN217498429U
Application number: CN202220746414.9U
Authority: CN
Inventors: 王新茂; 李占春; 李占山; 王春光; 冯淑静; 刘尚方; 刘海辉; 孙庆民
Original assignee: Xinxiang Changjiang Hoisting Machinery Co ltd
Current assignee: Xinxiang Changjiang Hoisting Machinery Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-09-27
Anticipated expiration: 2032-03-30

Abstract

The utility model discloses a can increase double hook lifting hook subassembly that plays to rise stroke relates to hoist technical field, specifically is a can increase double hook lifting hook subassembly that plays to rise stroke, including the lifting hook, the top fixedly connected with axis of rotation of lifting hook, the surface of fixed plate is provided with first pulley support, the inside of first pulley support is provided with first pulley and second pulley, the inside of toper cover is provided with reel support and motor, the top of toper cover is provided with the hanger plate. This can increase double-hook lifting hook subassembly that rises to rise stroke, through the setting of first pulley, second pulley, third pulley and stay cord, reached the purpose that conveniently goes on finely tuning to through the setting of spout and sliding sleeve, reached the purpose that improves the stability of lifting hook when rising, through the setting that adopts three pulley, make can select less power when the selection of motor, reached reduce cost and prevented the purpose that the motor overload damaged.

Description

Double-hook lifting hook assembly capable of increasing lifting stroke

Technical Field

The utility model relates to a hoist technical field specifically is a can increase double hook lifting hook subassembly that plays to rise stroke.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range, and the crane is characterized by intermittent motion, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle work alternately, so that the crane is more and more widely developed and used in the market. Light and small-sized hoisting equipment such as: jacks, pneumatic hoists, electric hoists, balance hoists (balance hoists), winches and the like. Gantry type hoisting machines such as beam cranes and the like. Boom-type cranes such as fixed slewing cranes, tower cranes, truck cranes, tyre cranes, crawler cranes, etc. Cable hoists such as elevators and the like.

The double-hook lifting hook assembly on the existing crane has the following defects in use: firstly, the crane needs to be directly lifted by using a steel wire rope when lifting heavy objects, is troublesome when the adjustment of small degree is carried out, and is easy to generate large shaking, and the general stroke of the two-hook component is fixed and can not be prolonged, so the lifting stroke can not be adjusted, and is inconvenient when in use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a can increase the double hook lifting hook subassembly that plays to rise the stroke, solve the problem of proposing among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a double-hook lifting hook assembly capable of increasing lifting stroke comprises a lifting hook, wherein a rotating shaft is fixedly connected to the top of the lifting hook, a sliding sleeve is rotatably connected to the outer portion of the rotating shaft, a bottom plate is slidably connected to the outer portion of the sliding sleeve, a conical cover is arranged on the upper surface of the bottom plate, a fixing plate is fixedly connected to the top of the sliding sleeve, a first pulley support is arranged on the surface of the fixing plate, a first pulley and a second pulley are arranged inside the first pulley support, a second pulley support is fixedly connected to the inner top wall of the conical cover, a third pulley is arranged inside the second pulley support, a winding drum support and a motor are arranged inside the conical cover, a lifting plate is arranged above the conical cover, a fixing frame is fixedly connected to the bottom of the lifting plate, the bottom of the fixing frame is clamped with the bottom plate, and a pulley block is arranged on the surface of the lifting plate, and pull ropes are arranged among the first pulley, the second pulley and the third pulley.

Optionally, a sliding groove is formed in the surface of the bottom plate, the sliding sleeve slides in the sliding groove, a bearing is arranged in the sliding sleeve, the rotating shaft is connected with the sliding sleeve through the bearing, and the end of the rotating shaft is rotatably connected with the fixing plate.

Optionally, the first pulley is arranged below the second pulley, the third pulley is arranged right above the second pulley, the pull rope is wound on the first pulley, the second pulley and the third pulley, the bottom of the second pulley support is fixedly connected with a fixed rope buckle, and one end of the pull rope is fixedly connected with the fixed rope buckle.

Optionally, the other end of the pull rope is fixedly connected with the winding drum, the winding drum is rotatably connected with the winding drum support, the end of the winding drum is fixedly connected with the motor, and a buckle is arranged on the outer side of the lifting hook.

Optionally, the pulley blocks are arranged on the hanging plate in two groups, and symmetrically distributed about the center of the hanging plate, two fixed pulleys are arranged inside each pulley block, and the pulley blocks are arranged on the inner side of the fixing frame.

Optionally, a flange is arranged at the bottom of the fixing frame, through holes are formed in the surfaces of the conical cover and the bottom plate, the flange abuts against the surface of the conical cover, the bottom of the fixing frame penetrates through the through holes of the conical cover and the bottom plate, a slot is formed in the outer side of the bottom plate, a pin shaft is inserted into the slot, a jack is formed in the outer surface of the lower portion of the fixing frame, and an end of the pin shaft is inserted into the jack.

(III) advantageous effects

The utility model provides a can increase double hook lifting hook subassembly that plays to rise stroke possesses following beneficial effect:

1. this can increase double-hook lifting hook subassembly that rises to rise stroke, through the setting of first pulley, second pulley, third pulley and stay cord, adopt loose pulley assembly's transmission mode when using for this lifting hook can carry out short distance and go up and down, has reached conveniently carrying out the purpose of finely tuning, and through the setting of spout and sliding sleeve, can prevent that the lifting hook from taking place to rock when going up and down, has reached the purpose that improves the stability of lifting hook when rising.

2. This can increase double hook lifting hook subassembly that rises stroke, through the setting that adopts three pulley, can reduce the pulling-up that the motor provided for the fourth of heavy object gravity for the motor can select less power when selecting, has reached reduce cost and has prevented the purpose that the motor overload damaged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of a portion a of the novel body 1 of the present invention;

FIG. 3 is a connection diagram of the sliding sleeve and the sliding groove of the present invention;

fig. 4 is a schematic view of the connection between the sliding sleeve and the bottom plate of the present invention.

In the figure: 1. a hook; 2. a sliding sleeve; 3. a base plate; 4. a chute; 5. a bearing; 6. a rotating shaft; 7. a fixing plate; 8. a conical cover; 9. a first pulley support; 10. a first pulley; 11. a second pulley; 12. a second pulley support; 13. a third pulley; 14. pulling a rope; 15. a reel; 16. a spool support; 17. a motor; 18. a hanger plate; 19. a pulley block; 20. a fixed mount; 21. a flange; 22. a pin shaft; 23. buckling; 24. and fixing the rope buckle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: a double-hook lifting hook assembly capable of increasing lifting stroke comprises a lifting hook 1, wherein the top of the lifting hook 1 is fixedly connected with a rotating shaft 6, the outer part of the rotating shaft 6 is rotatably connected with a sliding sleeve 2, the outer part of the sliding sleeve 2 is slidably connected with a bottom plate 3, the upper surface of the bottom plate is provided with a conical cover 8, the surface of the bottom plate 3 is provided with a sliding groove 4, the sliding sleeve 2 slides in the sliding groove 4, the inner part of the sliding sleeve 2 is provided with a bearing 5, the rotating shaft 6 is connected with the sliding sleeve 2 through the bearing 5, the end of the rotating shaft 6 is rotatably connected with a fixing plate 7, the top of the sliding sleeve 2 is fixedly connected with a fixing plate 7, the surface of the fixing plate 7 is provided with a first pulley support 9, the inner part of the first pulley support 9 is provided with a first pulley 10 and a second pulley 11, the inner top wall of the conical cover 8 is fixedly connected with a second pulley support 12, the inner part of the second pulley support 12 is provided with a third pulley 13, the first pulley 10 is arranged below the second pulley 11, the third pulley 13 is arranged right above the second pulley 11, the pull rope 14 is wound on the first pulley 10, the second pulley 11 and the third pulley 13, the bottom of the second pulley support 12 is fixedly connected with a fixed rope buckle 24, one end of the pull rope 14 is fixedly connected with the fixed rope buckle 24, the other end of the pull rope 14 is fixedly connected with the reel 15, the reel 15 is rotatably connected with the reel support 16, the end head of the reel 15 is fixedly connected with the motor 17, the outer side of the hook 1 is provided with a buckle 23, the reel support 16 and the motor 17 are arranged inside the conical cover 8, the hanging plate 18 is arranged above the conical cover 8, the bottom of the hanging plate 18 is fixedly connected with a fixed frame 20, the bottom of the fixed frame 20 is clamped with the bottom plate 3, the surface of the hanging plate 18 is provided with a pulley block 19, the pull rope 14 is arranged among the first pulley 10, the second pulley 11 and the third pulley 13, the pulley blocks 19 are arranged on the hanging plate 18 in two groups, and about the central point symmetric distribution of hanger plate 18, the inside of every assembly pulley 19 is provided with two fixed pulleys, assembly pulley 19 sets up the inboard at mount 20, the bottom of mount 20 is provided with flange 21, the surface of toper cover 8 and bottom plate 3 all is provided with the through-hole, flange 21 butt is on the surface of toper cover 8, the through-hole of toper cover 8 and bottom plate 3 is run through to the bottom of mount 20, the slot has been seted up in the outside of bottom plate 3, the inside grafting of slot has round pin axle 22, the jack has been seted up to the surface of mount 20 lower part, the end of round pin axle 22 is pegged graft in the inside of jack.

During the use, at first when promoting the heavy object, carry out the hook with the heavy object through lifting hook 1, then drive wire rope through the hoist, wire rope drives assembly pulley 19 and hanger plate 18 and rises, make lifting hook 1 drive the heavy object and remove, when needs increase and rise the stroke, through starter motor 17, motor 17 drives reel 15 and rolls, make reel 15 drive stay cord 14 and remove, through first pulley 10, the setting of second pulley 11 and third pulley 13, make first pulley 10 and second pulley 11 rise, make lifting hook 1 rise, reach the purpose that improves and rise the stroke, and at the in-process that improves and rise the formation, sliding sleeve 2 rises along spout 4, prevent that lifting hook 1 from taking place the skew.

The utility model discloses a theory of operation and beneficial effect: this can increase double-hook lifting hook subassembly that rises to rise stroke, through first pulley 10, second pulley 11, the setting of third pulley 13 and stay cord 14, adopt loose pulley assembly's transmission mode when using, make this lifting hook 1 can carry out the lift of short distance, reached conveniently carrying out the purpose of finely tuning, and through the setting of spout 4 and sliding sleeve 2, can prevent that lifting hook 1 from taking place to rock when going up and down, the purpose of the stability of lifting hook 1 when having reached the improvement and having risen to rise, through the setting that adopts three pulley, can reduce the pulling that motor 17 provided and reduce the quarter for heavy object gravity, make motor 17 can select less power when selecting, the purpose that cost is reduced and motor overload damage is prevented has been reached.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a can increase double hook lifting hook subassembly that rises stroke, includes lifting hook (1), its characterized in that: the top of the lifting hook (1) is fixedly connected with a rotating shaft (6), the outside of the rotating shaft (6) is rotatably connected with a sliding sleeve (2), the outside of the sliding sleeve (2) is slidably connected with a base plate (3), the upper surface of the base plate is provided with a conical cover (8), the top of the sliding sleeve (2) is fixedly connected with a fixing plate (7), the surface of the fixing plate (7) is provided with a first pulley support (9), the inside of the first pulley support (9) is provided with a first pulley (10) and a second pulley (11), the inner top wall of the conical cover (8) is fixedly connected with a second pulley support (12), the inside of the second pulley support (12) is provided with a third pulley (13), the inside of the conical cover (8) is provided with a winding drum support (16) and a motor (17), and a lifting plate (18) is arranged above the conical cover (8), the bottom fixedly connected with mount (20) of hanger plate (18), the bottom and bottom plate (3) joint of mount (20), the surface of hanger plate (18) is provided with assembly pulley (19), be provided with stay cord (14) between first pulley (10), second pulley (11) and third pulley (13).

2. A double hook assembly according to claim 1, wherein the double hook assembly is capable of increasing a lifting stroke, and the double hook assembly comprises: spout (4) have been seted up on the surface of bottom plate (3), sliding sleeve (2) slide in the inside of spout (4), the inside of sliding sleeve (2) is provided with bearing (5), axis of rotation (6) are connected with sliding sleeve (2) through bearing (5), the end and the fixed plate (7) of axis of rotation (6) rotate and are connected.

3. A double hook assembly according to claim 1, wherein the double hook assembly is capable of increasing a lifting stroke, and the double hook assembly comprises: first pulley (10) set up in the below of second pulley (11), third pulley (13) set up directly over second pulley (11), stay cord (14) winding is on first pulley (10), second pulley (11) and third pulley (13), the bottom fixedly connected with fixed knot of second pulley support (12) is detained (24), the one end and the fixed knot of stay cord (14) are detained (24) fixed connection.

4. A double hook assembly according to claim 3, wherein the double hook assembly is capable of increasing a lifting stroke, and the double hook assembly comprises: the other end and reel (15) fixed connection of stay cord (14), reel (15) are rotated with reel support (16) and are connected, the end and motor (17) fixed connection of reel (15), the outside of lifting hook (1) is provided with buckle (23).

5. A double hook assembly according to claim 1, wherein the double hook assembly is capable of increasing a lifting stroke, and the double hook assembly comprises: the pulley blocks (19) are arranged on the hanging plate (18) in two groups and are symmetrically distributed at the center of the hanging plate (18), two fixed pulleys are arranged inside each pulley block (19), and the pulley blocks (19) are arranged on the inner side of the fixed frame (20).

6. A double hook assembly according to claim 1, wherein the double hook assembly is capable of increasing a lifting stroke, and the double hook assembly comprises: the bottom of mount (20) is provided with flange (21), the surface of toper cover (8) and bottom plate (3) all is provided with the through-hole, flange (21) butt is on the surface of toper cover (8), the through-hole of toper cover (8) and bottom plate (3) is run through to the bottom of mount (20), the slot has been seted up in the outside of bottom plate (3), the inside of slot is pegged graft and is had round pin axle (22), the jack has been seted up to the surface of mount (20) lower part, the end of round pin axle (22) is pegged graft in the inside of jack.