CN210885011U

CN210885011U - Multifunctional crane assembled on forklift

Info

Publication number: CN210885011U
Application number: CN201921667337.2U
Authority: CN
Inventors: 盛文理
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-06-30
Anticipated expiration: 2029-09-30

Abstract

The utility model belongs to the technical field of hoisting equipment, in particular to a multifunctional crane assembled on a forklift; the lifting device comprises a lifting rod mounting seat which is fixedly arranged on an inner gantry of the forklift and can synchronously act along with the inner gantry of the forklift, the lower end of a lifting rod is connected to the lifting rod mounting seat, the upper end of the lifting rod is provided with a lifting arm, one end of the lifting arm is fixedly connected with the upper end of the lifting rod, the other end of the lifting arm is arranged in a suspended manner, a first pulley and a second pulley are respectively arranged at the two ends of the lifting arm, one end of a steel wire rope is fixedly connected with a lifting appliance, and the other end of the steel wire rope is; the utility model discloses use with fork truck is supporting, can adorn and hang highly higher and weight, the bigger goods of volume, and the jib can be laid down on fork truck's roof, safe and reliable.

Description

Multifunctional crane assembled on forklift

The technical field is as follows:

the utility model belongs to the technical field of the equipment of lifting by crane, refer in particular to a multi-functional loop wheel machine of assembly on fork truck.

Background art:

in production life, it is often necessary to transport goods from a low location to a high location, or to unload goods from a high location to a low location. For some goods with small volume and weight, manual carrying is adopted, and for some goods with large volume and weight, manual carrying cannot be adopted, and mechanical equipment is required.

The Chinese invention patent application (publication No. CN 104444911A, published Japanese 2015-03-25) discloses a movable crane, which comprises a supporting arm, a suspension arm, a transmission device, a steel rope, a lifting hook and a base, the bottom end of the supporting arm is fixedly arranged on the upper surface of the base, the other end of the supporting arm is fixedly connected with the bottom end of the suspension arm, one end of the steel rope is fixedly connected with an output shaft of the transmission device, the other end of the steel rope is fixedly connected with the lifting hook, the lifting hook is hung at the top end of a suspension arm, the suspension arm is of a telescopic structure, a roller is arranged below the base, the transmission device is arranged above the base, the mobile crane further comprises a support frame, the support frame comprises a tray, a support rod and a base, the bottom of the supporting plate is fixedly arranged at the top end of the supporting rod, the bottom end of the supporting rod is fixedly arranged on the base, and the top end of the suspension arm can be arranged on a tray of the supporting frame when the supporting plate is used.

The mobile crane cannot be lifted, and the height of the lifted goods is limited to a certain extent.

The invention content is as follows:

the utility model aims at providing a can go up and down and then enlarge the multi-functional loop wheel machine of assembly on fork truck of handling height along with fork truck portal is synchronous.

The utility model discloses a realize like this:

the utility model provides an assembly multi-functional loop wheel machine on fork truck, including setting firmly on the portal in the fork truck and can be along with the jib mount pad of portal synchronization action in the fork truck, the lower extreme of jib is connected on the jib mount pad, the upper end is provided with the davit, the one end of davit and the upper end fixed connection of jib, the unsettled setting of the other end, be provided with first pulley and second pulley respectively at the both ends of davit, wire rope's one end links firmly with the hoist, wire rope's the other end is convoluteed on the hoist engine after in proper order with first pulley, second pulley sliding connection.

In the multifunctional crane assembled on the forklift, the lifting appliance is connected with the steel wire rope through the lifting appliance mounting seat, the lifting appliance mounting seat is provided with the third pulley and the steel wire rope fixing seat, and one end of the steel wire rope is fixed on the steel wire rope fixing seat, wound on the first pulley and the third pulley and then connected to the second pulley in a sliding manner; or a third pulley is arranged on the lifting appliance mounting seat, and one end of the steel wire rope is fixed on the lifting arm, wound on the third pulley and the first pulley and then connected to the second pulley in a sliding manner.

In the multifunctional crane assembled on the forklift, the lifting appliance is an automatic bottom-opening lifting hook, and comprises a lifting hook hanging seat, wherein more than two lifting rings are arranged on the lifting hook hanging seat, each lifting ring is connected with the lifting hook hanging seat through a first chain, a guide post arranged in the vertical direction is arranged at the center of the upper plane of the lifting hook hanging seat, a sliding sleeve is sleeved on the guide post, a plurality of limit hooks are circumferentially distributed on the outer side wall of the sliding sleeve, the middle parts of the limit hooks are rotatably connected on the outer side wall of the sliding sleeve through pin shafts, inserting pins are arranged at the lower ends of the limit hooks, the inserting pins are inserted in corresponding inserting holes in the sliding sleeve, a spring is sleeved outside the inserting pins, one end of the spring is tightly pressed on the inner bottom of each inserting hole, the other end of the spring is tightly pressed on the limit hooks, a hook part is arranged at the upper end of each limit hook, a clamping seat is fixedly, the second chain passes the lifting hook and hangs the seat and be provided with the chucking pole, and the top of cassette is provided with the unhook lever, and the one end of unhook lever articulates on the mounting panel, and the other end of unhook lever passes through the extension spring and is connected with the mounting panel, the mounting panel is connected on the hoist mount pad, the unhook lever is connected with the cassette, and the unhook lever drives the cassette and removes along the guide post.

In the multifunctional crane assembled on the forklift, a screw is arranged on the limiting hook between the hook part and the pin shaft, and the rod part of the screw abuts against the outer side wall of the sliding sleeve.

In foretell multi-functional loop wheel machine of assembly on fork truck, the lower extreme of first chain is provided with the rings mount pad, and rings are hung and are established on the rings mount pad, be provided with the guiding hole on the rings mount pad, the chucking pole runs through the guiding hole setting and can reciprocate along the guiding hole.

In the above multifunctional crane assembled on a forklift, the boom is rotatably connected to the boom mounting seat through the rotating shaft, and the lower end of the boom is fixedly connected to the boom mounting seat through the positioning bolt.

In the above multifunctional crane assembled on a forklift, the lower end of the boom is provided with a first cable connecting ring, the forklift below the boom mounting seat is provided with a second cable connecting ring, the boom mounting seat is provided with a fourth pulley, one end of the cable is fixed on the second cable connecting ring, and the other end of the cable is connected to the first cable connecting ring by bypassing the fourth pulley.

In the multifunctional crane assembled on the forklift, the lifting appliance is connected with the counterweight slideway cable, the lifting arm is provided with the fifth pulley, one end of the counterweight slideway cable is fixed on the lifting appliance, and the other end of the counterweight slideway cable bypasses the fifth pulley and is connected with the counterweight block to automatically droop.

In the multifunctional crane assembled on the forklift, the guide cable is arranged on the upper edge of the lifting rod in the vertical direction, the counterweight block is provided with a through hole, the guide cable penetrates through the through hole of the counterweight block, and the upper end and the lower end of the guide cable are respectively fixed on the lifting rod.

In the multifunctional crane assembled on the forklift, the lifting hook hanging seat is further provided with more than one lifting hook rope penetrating hole, the lifting arm is provided with sixth pulleys in one-to-one correspondence to the number of the lifting hook rope penetrating holes, one end of the lifting hook rope penetrates through the lifting hook rope penetrating hole and is connected with a lifting hook, and the other end of the lifting hook rope is fixed on the lifting rod mounting seat after bypassing the sixth pulleys.

Compared with the prior art, the utility model outstanding advantage is:

1. the utility model discloses use with fork truck is supporting, can adorn and hang highly higher and weight, the bigger goods of volume, and the jib can be laid down on fork truck's roof, safe and reliable.

2. The utility model discloses automatic open end lifting hook can take off at the automation and hang convenient to use.

3. The utility model discloses the balancing weight and the guide cable that set up can prevent that the hoist from rotating, guarantee to lift by crane and unload goods in order when hanging, safe in utilization.

Description of the drawings:

FIG. 1 is a schematic view of the hanger bar of the present invention in an upright position;

FIG. 2 is an enlarged schematic view of section A of FIG. 1;

FIG. 3 is a schematic view of the boom of the present invention laid down on the roof of a forklift;

fig. 4 is a schematic view of the present invention;

FIG. 5 is an enlarged schematic view of section B of FIG. 4;

FIG. 6 is one of the schematic views of the automatic open bottom hook of the present invention;

fig. 7 is a second schematic view of the automatic open bottom hook of the present invention.

Fig. 8 is a schematic diagram of the connection of the stay cord with the clamping rod through the hanging ring when the utility model is lifted.

In the figure: 1. an outer gantry; 2. a boom mount; 3. a boom; 4. a suspension arm; 5. a first pulley; 6. a second pulley; 7. a wire rope; 8. a third pulley; 9. a steel wire rope fixing seat; 10. a hanging seat of a lifting hook; 11. a hoisting ring; 12. a first chain; 13. a guide post; 14. a sliding sleeve; 15. a limiting hook; 16. a bolt; 17. a card holder; 18. a second chain; 19. a clamping rod; 20. a unhooking lever; 21. mounting a plate; 22. a tension spring; 23. a screw; 24. a hoisting ring mounting base; 25. a first cable connecting ring; 26. a cable; 27. a counterweight chute cable; 28. a fifth pulley; 29. a balancing weight; 30. a guide cable; 31. the hook cable passes through the hole; 32. a sixth pulley; 33. a hook cable is hung; 34. and (4) a lifting hook.

The specific implementation mode is as follows:

the invention will now be further described with reference to specific embodiments, with reference to figures 1 to 8:

the utility model provides an assembly multi-functional loop wheel machine on fork truck, is including setting firmly on the portal in fork truck and can be along with the jib mount pad 2 of the synchronous action of portal in the fork truck, the lower extreme of jib 3 is connected on jib mount pad 2, the upper end is provided with davit 4, the one end of davit 4 and the upper end fixed connection of jib 3, the unsettled setting of the other end, in order to increase strength, be provided with the stiffening beam between davit 4 and the jib 3. A first pulley 5 and a second pulley 6 are respectively arranged at two ends of the suspension arm 4, one end of a steel wire rope 7 is fixedly connected with the lifting appliance, and the other end of the steel wire rope 7 is sequentially connected with the first pulley 5 and the second pulley 6 in a sliding manner and then wound on the winch. The winch is fixedly arranged on the outer gantry 1 of the forklift. The fork truck portal includes interior portal and outer portal 1, and interior portal can go up and down, and outer portal 1 is fixed indefinite, consequently, the utility model discloses a jib mount pad 2 sets firmly on interior portal. Thus, the movement of the boom mounting base 2 includes a movement of lifting and rotating outward by a certain angle.

The utility model discloses use with the fork truck cooperation, can reach the height about 16 meters, can realize lifting by crane the transport and taking off to hang large-scale goods, application range is wide.

Furthermore, the hanger is connected with the steel wire rope 7 through a hanger mounting seat, a third pulley 8 and a steel wire rope fixing seat 9 are arranged on the hanger mounting seat, and one end of the steel wire rope 7 is fixed on the steel wire rope fixing seat 9, wound on the first pulley 5 and the third pulley 8 and then connected to the second pulley 6 in a sliding mode.

The other structure of the hanger mounting seat is as follows: and a third pulley 8 is arranged on the lifting appliance mounting seat, and one end of a steel wire rope 7 is fixed on the lifting arm 4 and then wound on the third pulley 8 and the first pulley 5 and then is connected to the second pulley 6 in a sliding manner.

The steel wire rope 7 is connected with the first pulley 5, the second pulley 6 and the third pulley 8, and the steel wire rope 7 can be wound or the steel wire rope 7 can be released under the action of the winch, so that the lifting of the hanger mounting seat is finally realized.

As shown in fig. 6 and 7, the hanger is an automatic open-bottom hook, and includes a hook hanging seat 10, the hook hanging seat 10 may be a disk-shaped structure or a strip-shaped structure, and when the hook hanging seat 10 is a disk-shaped structure, more than two hanging rings 11 are circumferentially and uniformly distributed on the hook hanging seat 10; when the hanging seat 10 is a strip structure, the hanging rings 11 are disposed at two ends of the hanging seat 10. Each hanging ring 11 is connected with the hanging hook hanging seat 10 through a first chain 12, specifically, the upper end of the first chain 12 is hung on the hanging hook hanging seat 10 through a connecting piece, the other end of the first chain automatically droops, and the hanging ring 11 is arranged at the end. A guide post 13 arranged along the vertical direction is arranged at the center of the upper plane of the lifting hook hanging seat 10, a sliding sleeve 14 is sleeved on the guide post 13, a plurality of limit hooks 15 are circumferentially distributed on the outer side wall of the sliding sleeve 14, the middle parts of the limit hooks 15 are rotatably connected on the outer side wall of the sliding sleeve 14 through pin shafts, a bolt 16 is arranged at the lower end of the limit hooks, the bolt 16 is inserted in a corresponding insertion hole on the sliding sleeve 14, a spring is sleeved outside the bolt 16, one end of the spring is tightly pressed on the inner bottom of the insertion hole, the other end of the spring is tightly pressed on the limit hook 15, a hook part is arranged at the upper end of the limit hook 15, a clamping seat 17 is fixedly arranged at the upper end of the guide post 13, second chains 18 corresponding to the lifting rings in number and position are arranged on the sliding sleeve 14, the second chains 18 pass through the lifting hook hanging seat 10 and are provided with clamping rods, and the other end of unhooking lever 20 is connected with mounting panel 21 through extension spring 22, mounting panel 21 is connected on the hoist mount pad, unhooking lever 20 is connected with cassette 17, and unhooking lever 20 drives cassette 17 and removes along guide post 13. In order to prevent sliding sleeve 14 from rotating, the utility model discloses be provided with the arch along the axial on the outer cylinder of guide post 13, the corresponding is provided with the recess on sliding sleeve 14, and the arch setting is in the recess.

Further, the lower end of the first chain 12 is provided with a hanging ring mounting seat 24, the hanging ring 11 is hung on the hanging ring mounting seat 24, a guide hole is formed in the hanging ring mounting seat 24, and the clamping rod 19 penetrates through the guide hole and can move up and down along the guide hole.

The working principle of the automatic bottom opening lifting hook is as follows:

when lifting, the unhooking lever 20 is manually pressed downwards, the clamping seat 17 moves downwards along with the unhooking lever 20 under the action of external force, the limiting hook 15 is separated from the clamping seat 17, the sliding sleeve 14 automatically moves downwards along with the action of gravity, and at the moment, the second chain 18 is in a loosening state. The pulling rope to be lifted penetrates through the lifting ring 11 to be sleeved on the clamping rod 19. When the automatic bottom-opening lifting hook moves upwards, the clamping rod 19 can be always clamped with the lifting ring 11 under the action of the gravity of the goods.

When the lifting is taken off, the automatic bottom opening lifting hook acts on the ground, the sliding sleeve 14 drives the limiting hook 15 to move upwards under the action of external force, the final hook part is clamped on the clamping seat 17, at the moment, the second chain 18 also moves upwards along with the sliding sleeve 14, the second chain is in a tensioning state, at the moment, the clamping rod 19 is driven to move upwards, and the clamping rod 19 and the lifting ring 11 are separated to automatically take off the lifting.

The utility model discloses a hoist can also adopt ordinary lifting hook except foretell automatic end lifting hook of opening. And (4) mounting the lifting hook on the lifting appliance mounting seat.

In order to control the limit hook 15 and the clamping seat 17 to be conveniently clamped and separated, a screw 23 is arranged on the limit hook 15 between the hook part and the pin shaft, and the rod part of the screw 23 abuts against the outer side wall of the sliding sleeve 14. The size of the screw 23 extending out of the rod part of the sliding sleeve 14 can be adjusted to control the distance between the limiting hook 15 and the sliding sleeve 14.

As shown in fig. 2, the suspension rod 3 of the present invention is rotatably connected to the suspension rod mounting seat 2. In order to ensure that the suspender 3 does not rotate in normal operation, the lower end of the suspender 3 is fixedly connected with the suspender mounting seat 2 through a positioning bolt.

The utility model discloses a

jib

3 and 2 purpose of being connected that rotate of jib mount pad can be with jib 3 on fork truck's roof to fork truck can drive jib 3 and go and not collide with the periphery. The lower extreme of jib 3 is provided with first cable go-between 25, is provided with the second cable go-between on the fork truck of jib mount pad 2 below, is provided with the fourth pulley on jib mount pad 2, and the one end of cable 26 is fixed on the second cable go-between, and the other end is connected on first cable go-between 25 around the fourth pulley.

When the forklift is laid down, the positioning bolt is pulled out, the winch acts to wind the steel wire rope 7, and the suspender 3 slowly falls backwards under the action of the inhaul cable 26 until the forklift is laid down on the roof of the forklift. Through the setting of cable 26, can let jib 3 slowly fall on the fork truck roof, safe and reliable.

In order to prevent the hanger from rotating in the process of lifting or releasing, a counterweight slideway cable 27 is connected to the hanger, a fifth pulley 28 is arranged on the hanger arm 4, one end of the counterweight slideway cable 27 is fixed on the hanger, and the other end of the counterweight slideway cable 27 bypasses the fifth pulley 28 and is connected with a counterweight 29 to automatically droop.

Furthermore, a guide cable 30 is arranged on the suspension rod 3 along the vertical direction, a through hole is arranged on the counterweight block 29, the guide cable 30 passes through the through hole of the counterweight block 29, and the upper end and the lower end of the guide cable 30 are respectively fixed on the suspension rod 3.

In order to improve the versatility of the hoisting, the hook hanging seat 10 is further provided with more than one hook cable through hole 31, the boom 4 is provided with sixth pulleys 32 corresponding to the hook cable through holes 31 in number one by one, the number of the hook cable through holes 31 in the embodiment is two, and the number of the corresponding sixth pulleys 32 is two. One end of the hook cable 33 passes through the hook cable passing hole 31 and is connected to the hook 34, and the other end of the hook cable 33 is fixed to the boom mounting base 2 after passing around the sixth pulley 32. The hook 34 is synchronously raised and lowered with the boom 3. When in use, the hanging ring 11, the clamping rod 19 and the like can be detached.

The utility model can be used together with a small credit goods transportation container disclosed in CN 200920306861.7.

Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so: all equivalent changes made according to the shape, structure and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an assembly multifunctional crane on fork truck which characterized in that: the lifting device comprises a lifting rod mounting seat (2) which is fixedly arranged on an inner gantry of the forklift and can synchronously act along with the inner gantry of the forklift, the lower end of a lifting rod (3) is connected onto the lifting rod mounting seat (2), the upper end of the lifting rod (4) is provided with a lifting arm (4), one end of the lifting arm (4) is fixedly connected with the upper end of the lifting rod (3), the other end of the lifting arm is suspended, a first pulley (5) and a second pulley (6) are respectively arranged at two ends of the lifting arm (4), one end of a steel wire rope (7) is fixedly connected with a lifting appliance, and the other end of the steel wire rope (7) is sequentially connected with the first pulley (5) and.

2. The multifunctional crane assembled on a forklift as set forth in claim 1, wherein: the lifting appliance is connected with the steel wire rope (7) through a lifting appliance mounting seat, a third pulley (8) and a steel wire rope fixing seat (9) are arranged on the lifting appliance mounting seat, one end of the steel wire rope (7) is fixed on the steel wire rope fixing seat (9) and is wound on the first pulley (5) and the third pulley (8) in a winding manner and then is connected to the second pulley (6) in a sliding manner; or a third pulley (8) is arranged on the lifting appliance mounting seat, and one end of the steel wire rope (7) is fixed on the lifting arm (4) and is wound on the third pulley (8) and the first pulley (5) and then is connected to the second pulley (6) in a sliding manner.

3. The multifunctional crane assembled on a forklift as set forth in claim 2, wherein: the lifting appliance is an automatic bottom-opening lifting hook and comprises a lifting hook hanging seat (10), more than two lifting rings (11) are arranged on the lifting hook hanging seat (10), each lifting ring (11) is connected with the lifting hook hanging seat (10) through a first chain (12), a guide post (13) arranged in the vertical direction is arranged at the center of the upper plane of the lifting hook hanging seat (10), a sliding sleeve (14) is sleeved on the guide post (13), a plurality of limiting hooks (15) are circumferentially distributed on the outer side wall of the sliding sleeve (14), the middle parts of the limiting hooks (15) are rotatably connected on the outer side wall of the sliding sleeve through pin shafts, a plug pin (16) is arranged at the lower end of each limiting hook, the plug pin (16) is inserted in a corresponding jack on the sliding sleeve (14), a spring is sleeved outside the plug pin (16), one end of the spring is tightly propped against the inner bottom of the jack, the other end of the spring is tightly propped against the limiting, the upper end at guide post (13) has set firmly cassette (17), be provided with second chain (18) that quantity and position and rings correspond on sliding sleeve (14), second chain (18) pass the lifting hook and hang seat (10) and be provided with chucking pole (19), the top of cassette (17) is provided with unhook lever (20), and the one end of unhook lever (20) articulates on mounting panel (21), and the other end of unhook lever (20) passes through extension spring (22) and is connected with mounting panel (21), mounting panel (21) are connected on the hoist mount pad, unhook lever (20) are connected with cassette (17), and unhook lever (20) drive cassette (17) and remove along guide post (13).

4. The multifunctional crane assembled on a forklift as set forth in claim 3, wherein: a screw (23) is arranged on the limiting hook (15) between the hook part and the pin shaft, and the rod part of the screw (23) is abutted against the outer side wall of the sliding sleeve (14).

5. The multifunctional crane assembled on a forklift as set forth in claim 3, wherein: the lower extreme of first chain (12) is provided with rings mount pad (24), and rings (11) are hung and are established on rings mount pad (24), be provided with the guiding hole on rings mount pad (24), chucking pole (19) run through the guiding hole setting and can follow the guiding hole and reciprocate.

6. The multifunctional crane assembled on a forklift as set forth in claim 1, wherein: the suspender (3) is rotatably connected to the suspender mounting seat (2) through a rotating shaft, and the lower end of the suspender (3) is fixedly connected with the suspender mounting seat (2) through a positioning bolt.

7. The multifunctional crane assembled on a forklift as set forth in claim 1, wherein: the lower extreme of jib (3) is provided with first cable go-between (25), is provided with the second cable go-between on the fork truck of jib mount pad (2) below, is provided with the fourth pulley on jib mount pad (2), and the one end of cable (26) is fixed on the second cable go-between, and the other end is walked around the fourth pulley and is connected on first cable go-between (25).

8. The multifunctional crane assembled on a forklift as set forth in claim 1, wherein: the lifting appliance is connected with a counterweight slideway cable (27), the lifting arm (4) is provided with a fifth pulley (28), one end of the counterweight slideway cable (27) is fixed on the lifting appliance, and the other end of the counterweight slideway cable bypasses the fifth pulley (28) and is connected with a counterweight block (29) to automatically droop.

9. The utility crane mounted on a forklift as claimed in claim 8, wherein: the suspension rod (3) is provided with a guide cable (30) along the vertical direction, the balancing weight (29) is provided with a through hole, the guide cable (30) penetrates through the through hole of the balancing weight (29), and the upper end and the lower end of the guide cable (30) are respectively fixed on the suspension rod (3).

10. The multi-purpose hoist mounted on a forklift according to any one of claims 3 to 5, wherein: still be provided with more than one on the seat (10) is hung to the lifting hook and hang hole (31), be provided with on davit (4) with the lifting hook cable pass hole (31) quantity one-to-one sixth pulley (32), the one end of lifting hook cable (33) is passed the lifting hook cable and is passed hole (31) and be connected with lifting hook (34), the other end of lifting hook cable (33) is fixed on jib mount pad (2) around sixth pulley (32) after-fixing.