CN211496722U

CN211496722U - Can dismantle heavy powerful coaster

Info

Publication number: CN211496722U
Application number: CN201921838218.9U
Authority: CN
Inventors: 季丽萍; 田玉麟; 郁程
Original assignee: Changshu Seagull Crane & Hoist
Current assignee: Changshu Seagull Crane & Hoist
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-09-15
Anticipated expiration: 2029-10-29

Abstract

The utility model discloses a can dismantle heavy powerful coaster relates to the technical field of coaster, aims at solving the coaster and can't change the problem of hoist in a flexible way according to actual work environment. The technical scheme is characterized by comprising a pulley and two shell plates, wherein the pulley is positioned between the two shell plates and is penetrated with a fixing bolt together with the two shell plates, one end of the fixing bolt penetrating through the shell plates is connected with a fixing nut through threads, and the pulley is rotatably connected with a stud through a bearing; a rotating ring is arranged between the two shell plates, a rotating bolt is arranged through the rotating ring and the two shell plates together, one end of the rotating bolt penetrates through the shell plates, and a rotating nut is connected with the rotating bolt through threads; the spliced pole is worn to be equipped with at rotatory ring top, spliced pole top fixedly connected with hoist, and top and threaded connection that rotatory ring was passed to spliced pole bottom have lock nut. The lifting appliance can be replaced by screwing down the locking nut, the rotating bolt and the rotating nut can be screwed down simultaneously, the rotating ring is taken down to replace the lifting appliance, and the effect of flexibly replacing the type of the lifting appliance is achieved.

Description

Can dismantle heavy powerful coaster

Technical Field

The utility model belongs to the technical field of the technique of jack-up coaster and specifically relates to a can dismantle heavy powerful pulley.

Background

The tackle is also called a hoisting tackle, the hoisting tackle is an important hoisting tool, the structure is simple, the use is convenient, the direction of a traction steel cable of the tackle and a tackle combination can be changed for many times, and a running object can be hoisted or moved, particularly the tackle combination formed by combining the tackle is matched with a winch, a mast or other hoisting machinery, and the hoisting tackle is widely applied to building installation operation. The product specification is from 0.03-320T, the wheel train is from single wheel to picking up the wheel, the hoist has four kinds of lifting hook, chain link, rings, hanging beam, according to the situation of using different, can select the coaster with corresponding hoist to use. However, this requires the preparation of several carriers with different spreaders for selection, which is costly and lacks flexibility.

Chinese patent with publication number CN208732493U discloses an automatic locking type coaster, backplate including both sides, both sides backplate passes through the crossbeam and links to each other with the lifting hook, the backplate of one side sets up the hinge, the crossbeam adopts square crossbeam, crossbeam one side sets up the locking round pin, locking round pin bottom sets up safe kayser, safe kayser passes through the backplate on bolt and hinge upper portion and links to each other, the backplate middle part of both sides sets up the pulley, inside copper sheathing and the loose pulley shaft of setting up of pulley, the loose pulley shaft is fixed between the backplate with the axle sleeve at both ends, set up the screw sleeve between the both sides side guard plate bottom, the screw rod passes the screw sleeve and.

However, under different environments, different requirements are required for the types of the lifting appliances, and the lifting appliance is only provided with one type of lifting appliance in the scheme, so that the lifting appliances of different types cannot be flexibly replaced according to actual environment requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can dismantle heavy powerful coaster, it can realize the effect of nimble change hoist type according to actual work environment's demand.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a detachable heavy duty strong pulley comprises a pulley and two shell plates, wherein the outer side wall of the pulley is inwards sunken to form an annular groove, the pulley is positioned between the two shell plates and is penetrated with two shell plates by a fixing bolt, one end of the fixing bolt penetrating through the shell plates is connected with a fixing nut in a threaded manner, and the pulley is rotatably connected with a stud through a bearing; a rotating ring is arranged between the two shell plates, a rotating bolt is commonly penetrated through the rotating ring and the two shell plates, one end of the rotating bolt penetrates through the shell plates, and a rotating nut is connected with the rotating bolt through threads; the top of the rotating ring is provided with a connecting column in a penetrating mode, the top end of the connecting column is fixedly connected with a lifting appliance, and the bottom of the connecting column penetrates through the top of the rotating ring and is in threaded connection with a locking nut.

Through adopting above-mentioned technical scheme, rotatory ring cooperation spliced pole and lock nut, be convenient for change the hoist of being connected with the spliced pole according to actual service environment and demand, lock nut can change by unscrewing, can also be in advance for hoist assembly swivel ring simultaneously, unscrew swivel bolt and swivel nut, take off rotatory ring and change the hoist, rotatory ring can make the hoist can follow spliced pole circumferential direction, realizes the effect of changing the hoist type in a flexible way.

The utility model discloses further set up to: and the connecting column and the locking nut are jointly penetrated by an elastic cylindrical pin.

Through adopting above-mentioned technical scheme, the connection of spliced pole and lock nut has been consolidated in setting up of elasticity cylindric lock, prevents to appear becoming flexible when the hoist and mount heavy object, leads to hoist and rotatory ring to break away from.

The utility model discloses further set up to: the rotary bolt comprises a head and a stud, the outer side wall of the shell plate abutted against the head protrudes outwards to form a connecting ring, the rotary bolt penetrates through the connecting ring and the head abutted against the connecting ring, and the anti-return clamp is arranged on the side walls of the stud and the connecting ring in a penetrating mode.

Through adopting above-mentioned technical scheme, the setting of go-between is convenient for screw up rotatory bolt and swivel nut, and the setting of stopping clamp will consolidate the connection of rotatory bolt and coverboard, also prevents simultaneously that rotatory bolt from appearing backing back or breaking away from the phenomenon of coverboard because swivel nut is not hard up.

The utility model discloses further set up to: the lifting appliance is a lifting hook, the lifting hook comprises a hook back and a hook point, the hook back is integrally a two-thirds circular ring, one end of the hook back is connected with the top end of the connecting column, the other end of the hook back is connected with the bottom of the hook point, and the connecting column, the hook back and the hook point are integrally formed.

Through adopting above-mentioned technical scheme, the hoist can be the lifting hook, and the setting of lifting hook can be used for carrying out the lug connection with the goods that need hoist, can be used for hoisting the goods.

The utility model discloses further set up to: the back of a hook bottom articulates there is the locking plate, the locking plate is kept away from the one end and the prong butt of the hook of the back of a hook.

Through adopting above-mentioned technical scheme, the setting of locking plate can promote the stability behind the lifting hook hoisting object, consolidates being connected between object and the lifting hook, reduces the possibility that the object drops from the lifting hook.

The utility model discloses further set up to: the lifting appliance is a shackle which comprises a shackle ring and a fork ring, the bottom of the fork ring is connected with the top end of the connecting column, and the fork ring and the connecting column are integrally formed; the detachable ring comprises a ring portion and two connecting portions, the ring portion is in a three-part ring shape, the two connecting portions are arranged in the vertical direction, the top ends of the connecting portions are connected with the two ends of the ring portion respectively, the fork ring is located between the two connecting portions and is provided with connecting bolts together with the two connecting portions in a penetrating mode, and one end of each connecting bolt, which penetrates through the connecting portion, is connected with the connecting bolt through threads.

By adopting the technical scheme, the lifting appliance can be a shackle, a fork ring, a connecting bolt and a connecting nut, so that the pulley and the lifted object can be stably connected; the shackle is generally used for connecting with other accessories, and can be directly connected with a lifted object under the conditions that the shackle needs to be used for a long time and the connection between a lifting appliance and the lifted object is required to be stable.

The utility model discloses further set up to: and a locking clamp for limiting the connecting bolt and the connecting nut is arranged on the outer side wall of the end part of the connecting bolt in a penetrating manner.

Through adopting above-mentioned technical scheme, the setting of locking clamp can play the locking effect to connecting bolt, promotes the stability of shackle overall structure for the coaster can be through the shackle with by the stable connection of hanging the thing.

The utility model discloses further set up to: the lifting appliance is a lifting ring, the lifting ring is in a ring shape, the bottom of the lifting ring is fixedly connected with the top end of the connecting column, and the lifting ring is fixedly connected with the connecting column.

By adopting the technical scheme, when the lifting appliance is vertically lifted, the lifting ring is used as the lifting appliance, and the lifting ring is in a totally closed shape, so that the stress condition of the lifting appliance is better than that of an open lifting hook, the lifting ring is easy to maintain, and the cost is not high.

To sum up, the utility model discloses a beneficial technological effect does:

1. through the arrangement of the connecting column, the rotating ring and the locking nut, the lifting appliance connected with the connecting column can be conveniently replaced according to the actual use environment and requirements, the locking nut can be screwed down for replacement, meanwhile, the rotating ring can be assembled on the lifting appliance in advance, the rotating bolt and the rotating nut are screwed down, the rotating ring is taken down for replacing the lifting appliance, and the effect of flexibly replacing the type of the lifting appliance is achieved;

2. the connection between the connecting column and the locking nut is reinforced by the arrangement of the elastic cylindrical pin, and the lifting appliance and the rotating ring are prevented from being separated due to looseness when a heavy object is lifted;

3. through the setting of lifting hook, shackle and rings, can change according to actual service environment and demand, reach the effect of nimble change hoist type for the performance of coaster obtains abundant utilization.

Drawings

Fig. 1 is a schematic view of an overall structure of a detachable heavy duty strong pulley according to an embodiment of the present invention;

fig. 2 is an exploded schematic view illustrating a connection relationship between a shell plate and a pulley according to an embodiment of the present invention;

FIG. 3 is an exploded view of an embodiment of the present invention showing the relationship between the shell plate and the rotating ring;

fig. 4 is a schematic structural diagram of a hook according to an embodiment of the present invention;

fig. 5 is a schematic view of an overall structure of a detachable heavy duty tackle according to a second embodiment of the present invention;

fig. 6 is an exploded view of the shackle according to the second embodiment of the present invention;

fig. 7 is a schematic view of the overall structure of a detachable heavy duty tackle according to a third embodiment of the present invention.

In the figure, 1, a pulley; 11. an annular groove; 12. a bearing; 2. a shell plate; 21. fixing the bolt; 22. fixing a nut; 23. a connecting ring; 24. a backstop clamp; 25. a yielding groove; 3. a rotating ring; 31. a U-shaped plate; 32. a closing plate; 33. rotating the bolt; 331. a head portion; 332. a stud; 34. rotating the nut; 35. connecting columns; 36. a locking nut; 37. an elastic cylindrical pin; 5. a hook; 51. hooking the back; 52. hooking a tip; 53. a locking plate; 6. shackle dismounting; 61. disassembling the ring; 62. a fork ring; 63. a connecting bolt; 64. a connecting nut; 65. a locking clip; 66. a connecting portion; 7. a lifting ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1: referring to fig. 1 and 2, for the utility model discloses a can dismantle heavy powerful coaster, including pulley 1 and two shell plates 2, pulley 1 is located between two shell plates 2 and its and two shell plates 2 wear to be equipped with fixing bolt 21 jointly, and pulley 1 lateral wall inwards caves in and forms annular groove 11, is convenient for take place alternately with the cable wire. Pulley 1 and fixing bolt 21 pass through bearing 12 and rotate to be connected, and the outer lane of bearing 12 is in the same place with the inside wall welding of pulley 1, and the inside wall butt of bearing 12 and fixing bolt 21, the setting of bearing 12 has reduced the frictional force when pulley 1 rotates.

Referring to fig. 2 and 3, a rotating ring 3 is arranged between the two shell plates 2, the rotating ring 3 is positioned above the pulley 1, the rotating ring 3 comprises a U-shaped plate 31 and a closing plate 32, the closing plate 32 is used for closing the opening of the U-shaped plate 31, and the U-shaped plate 31 and the closing plate 32 are welded together to form a closed ring shape. The rotating ring 3 and the two shell plates 2 are jointly provided with a rotating bolt 33 in a penetrating way, one end of the rotating bolt 33 penetrates through the shell plates 2 and is connected with a rotating nut 34 in a threaded way. The rotary bolt 33 includes a head 331 and a stud 332, a rotary nut 34 is screwed to one end of the rotary bolt 33 penetrating the shell plate 2, and when the rotary bolt 33 is tightened, the head 331 and the rotary nut 34 of the rotary bolt 33 are respectively abutted against the two shell plates 2. The connection part of the shell plate 2 and the head 331 of the rotary bolt 33 protrudes outwards to form the connection ring 23, the rotary bolt 33 penetrates through the connection ring 23, the head 331 is connected with the connection ring 23 in an abutting mode, the anti-backing clamp 24 is arranged on the side walls of the stud 332 and the connection ring 23 in a penetrating mode, the anti-backing clamp 24 is formed by bending a metal wire from the middle, two clamping legs of the anti-backing clamp 24 are arranged in parallel, the middle parts of the clamping legs at the top are bent upwards to form the semicircular abdicating groove 25, connection between the stud 332 and the connection ring 23 is convenient to be better reinforced, and the phenomenon that the rotary bolt 33 retreats or breaks away from the shell plate 2 due to looseness of the.

Referring to fig. 3 and 4, a connecting column 35 is arranged on the top of the closed ring, namely the closed plate 32, a lifting appliance is fixedly connected to the top end of the connecting column 35, and the bottom of the connecting column 35 penetrates through the top of the rotating ring 3 and is in threaded connection with a locking nut 36. When the hanger needs to be replaced, the locking nut 36 is screwed off, and the connecting column 35 is taken down, so that the hanger can be replaced; also can be in advance for the hoist assembly swivel ring 3, then unscrew swivel nut 34, take off swivel ring 3 and change the hoist, realize the effect of nimble change hoist type. Elastic cylindrical pins 37 are arranged on the connecting column 35 and the locking nut 36 in a penetrating mode, the elastic cylindrical pins 37 are headless hollow cylindrical bodies, grooves are formed in the axial direction, chamfers are arranged at the end portions of the two ends of each elastic cylindrical pin, and materials with good elasticity and shearing resistance are selected for the whole elastic cylindrical pins. The outer side walls of the locking nut 36 and the connecting column 35 are provided with assembly holes, after the locking nut 36 is screwed, the assembly holes formed in the outer side walls of the locking nut 36 and the connecting column 35 are communicated, the elastic cylindrical pin 37 is assembled into the assembly holes through a hammer or a riveting press, the caliber of the elastic cylindrical pin 37 is slightly larger than that of the assembly holes, and the elastic cylindrical pin 37 is in interference fit with the assembly holes. The elastic cylindrical pin 37 reinforces the connection between the connecting column 35 and the locking nut 36, and prevents looseness from occurring when a heavy object is hoisted, resulting in the separation of the hanger and the rotating ring 3.

Referring to fig. 4, the hanger is a lifting hook 5, the lifting hook 5 includes a back 51 and a hook tip 52, the back 51 is a two-thirds circular ring, one end of the back 51 is connected with the top end of the connecting column 35, the other end of the back 51 is connected with the bottom of the hook tip 52, and the connecting column 35, the back 51 and the hook tip 52 are integrally formed. The lifting hook 5 can be used for being directly connected with goods to be lifted and can be used for lifting the goods. The bottom end of the hook back 51 is hinged with a locking plate 53, and one end of the locking plate 53 far away from the hook back 51 is abutted to the hook tip 52. The locking plate 53 can improve the stability of the lifting hook 5 after lifting an object, reinforce the connection between the object and the lifting hook 5, and reduce the possibility that the object falls off from the lifting hook 5.

The specific implementation process comprises the following steps: when the lifting appliance needs to be replaced, the elastic cylindrical pin 37 is taken down firstly, then the locking nut 36 is screwed down, the current lifting appliance and the connecting column 35 are taken down, finally the lifting appliance and the connecting column 35 which need to be replaced are installed on the rotating ring 3, namely, the connecting column 35 penetrates through the closing plate 32, the locking nut 36 is screwed up until the connecting column 35 is communicated with the assembly hole in the outer side wall of the locking nut 36, and the elastic cylindrical pin 37 is installed in the assembly hole through a tool.

Similarly, the rotary ring 3 can be rotatably matched with a lifting appliance to be replaced through the connecting column 35, and at the moment, when the lifting appliance is replaced, the retaining clamp 24 can be taken down firstly, and the rotary nut 34 is screwed down; then the rotating bolt 33 is drawn out, and the lifting appliance and the rotating ring 3 are taken out; finally, the rotating ring 3 of the hanger to be replaced is placed between the two shell plates 2, connected through the rotating bolt 33 and the rotating nut 34, and then locked by inserting the retaining clip 24.

Example 2: a detachable heavy duty strong pulley, referring to fig. 5 and 6, is different from embodiment 1 in that a hanger is a shackle 6, the shackle 6 comprises a shackle 61 and a fork ring 62, the bottom of the fork ring 62 is connected with the top end of a connecting column 35, and the fork ring 62 and the connecting column 35 are integrally formed; unload ring 61 including ring portion and two connecting portion 66, ring portion is the trinary form of four, two connections set up along vertical direction and its top is connected with ring portion both ends respectively, the fork ring 62 is located between two connecting portion 66 and its and two connecting portion 66 wear to be equipped with connecting bolt 63 jointly, connecting bolt 63's the one end threaded connection who passes connecting portion 66 has connecting bolt 63. The outer side wall of the end part of the connecting bolt 63 is provided with a locking clamp 65 for limiting the connecting bolt 63 and the connecting nut 64 in a penetrating way, and the locking clamp 65 is formed by bending a metal wire from the middle. The locking clamp 65 is arranged to lock the connecting bolt 63, so as to improve the stability of the overall structure of the shackle 6, and the tackle can be stably connected with the hoisted object through the shackle 6. The shackle 6 is generally used for long-time use and requires that the connection between a lifting appliance and a lifted object is stable and high, the connection relation between the shackle 6 and the lifted object relative to the lifting hook 5 is complex, but the connection is more closed and stable, and the shackle 6 can be directly connected with the lifted object and can also be used for being connected with other accessories.

Example 3: a detachable heavy duty tackle with reference to fig. 7 is different from embodiment 1 in that the sling is a lifting ring 7, the lifting ring 7 is circular and the bottom of the lifting ring 7 is fixedly connected with the top end of a connecting column 35, the lifting ring 7 is fixedly connected with the connecting column 35, when vertical lifting is carried out, the lifting ring 7 is used as the sling, the lifting ring 7 is in a totally closed shape, and therefore the lifting ring is better in stress condition than an open lifting hook 5, the lifting ring 7 is easy to maintain and low in cost. But at the same time, because the lifting ring 7 is in a closed state, an agent such as a steel rope is usually required when the lifting ring is connected with a lifted object.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a can dismantle heavy powerful coaster, includes pulley (1) and two shell plates (2), its characterized in that: the outer side wall of the pulley (1) is inwards sunken to form an annular groove (11), the pulley (1) is positioned between the two shell plates (2) and jointly penetrates through a fixing bolt (21) together with the two shell plates (2), one end, penetrating out of the shell plates (2), of the fixing bolt (21) is connected with a fixing nut (22) through threads, and the pulley (1) is rotatably connected with the fixing bolt (21) through a bearing (12); a rotating ring (3) is arranged between the two shell plates (2), a rotating bolt (33) is arranged between the rotating ring (3) and the two shell plates (2) in a penetrating mode, one end of the rotating bolt (33) penetrates through the shell plates (2) and is in threaded connection with a rotating nut (34); a connecting column (35) penetrates through the top of the rotating ring (3), a lifting appliance is fixedly connected to the top end of the connecting column (35), and the bottom of the connecting column (35) penetrates through the top of the rotating ring (3) and is in threaded connection with a locking nut (36).

2. A demountable heavy duty tackle as defined in claim 1, wherein: the connecting column (35) and the locking nut (36) are jointly provided with an elastic cylindrical pin (37) in a penetrating mode.

3. A demountable heavy duty tackle as defined in claim 1, wherein: the rotary bolt (33) comprises a head (331) and a stud (332), the outer side wall of the shell plate (2) abutted to the head (331) protrudes outwards to form a connecting ring (23), the rotary bolt (33) penetrates through the connecting ring (23) and the head (331) is abutted to the connecting ring (23), and a backstop clamp (24) penetrates through the side walls of the stud (332) and the connecting ring (23) together.

4. A demountable heavy duty tackle as defined in claim 1, wherein: the hoist is lifting hook (5), lifting hook (5) are including the back of the hook (51) and prong (52), the whole ring that is two-thirds of back of the hook (51), back of the hook (51) one end is connected with spliced pole (35) top, and the other end is connected with the bottom of prong (52), spliced pole (35), the back of the hook (51) and prong (52) integrated into one piece.

5. A demountable heavy duty tackle as claimed in claim 4, wherein: the bottom end of the hook back (51) is hinged with a locking plate (53), and one end of the locking plate (53) far away from the hook back (51) is abutted to the hook tip (52).

6. A demountable heavy duty tackle as defined in claim 1, wherein: the lifting appliance is a shackle (6), the shackle (6) comprises a shackle ring (61) and a fork ring (62), the bottom of the fork ring (62) is connected with the top end of the connecting column (35), and the fork ring (62) and the connecting column (35) are integrally formed; unload ring (61) including ring portion and two connecting portion (66), ring portion is three annulars of four, two connecting portion (66) set up along vertical direction and its top is connected with ring portion both ends respectively, fork ring (62) are located between two connecting portion (66) and its and two connecting portion (66) wear to be equipped with connecting bolt (63) jointly, the one end threaded connection who passes connecting portion (66) of connecting bolt (63) has connecting bolt (63).

7. A demountable heavy duty tackle as defined in claim 6, wherein: and a locking clamp (65) for limiting the connecting bolt (63) and the connecting nut (64) is arranged on the outer side wall of the end part of the connecting bolt (63) in a penetrating way.

8. A demountable heavy duty tackle as defined in claim 1, wherein: the lifting appliance is a lifting ring (7), the lifting ring (7) is in a ring shape, the bottom of the lifting ring is fixedly connected with the top end of the connecting column (35), and the lifting ring (7) is fixedly connected with the connecting column (35).