CN219990892U - Chain sling - Google Patents

Abstract

The utility model discloses a chain lifting appliance which comprises a chain shell and a chain seat, wherein a containing space is arranged in the chain shell, the connecting seat is arranged in the containing space, the chain seat comprises an upper chain seat and a lower chain seat, the upper chain seat and the lower chain seat are connected with the inner side wall of the chain shell, a chain wheel groove is formed between the upper chain seat and the lower chain seat, a chain wheel is arranged in the chain wheel groove, and guide channels are arranged on two sides of the lower chain seat. The utility model can limit the moving position of the chain and prevent the chain from being mutually influenced.

Description

Chain sling

Technical Field

The utility model belongs to the technical field of lifting appliances, and particularly relates to a chain lifting appliance.

Background

The sling is commonly used with special rigging such as lifting hooks, steel wire ropes, chains and the like. The lifting sucker, the clamp, the fork and the like can be used for a long time on a crane as a special lifting appliance, can also be used as a replaceable auxiliary lifting appliance to be hung on a lifting hook for temporary use, and are commonly used for multi-cargo warehouse and storage yard.

The Chinese patent with the application number of 202111055656X discloses a lifting appliance and lifting equipment, wherein the lifting equipment comprises a rotating column, one side of the rotating column is provided with a main motor, the output end of the main motor is connected with the rotating column through a coupler, and the upper end of a lock chain is wound on the surface of the rotating column; the number of the stabilizing motors is two, one side of the stabilizing motors is provided with a containing cavity, a winding column is movably arranged in the containing cavity, a stabilizing rope is wound on the surface of the winding column, and the output end of the stabilizing motor is connected with the winding column through a coupler; the beneficial effects are that: the whole equipment is fixed at an external working position, then an object to be hung is fixed on the surface of the lifting hook, and the main motor is started, at the moment, the main motor drives the rotating column to rotate, and the rotating column can retract and release the chain when rotating, so that the lifting hook is controlled to ascend and descend.

In the above patent scheme, the chain is mainly driven to retract and release by the rotation of the motor so as to control the lifting hook to ascend and descend, but the device has the defect that the position of the chain cannot be moved and only the object at the bottom of the device can be lifted.

Disclosure of Invention

In order to solve the problems, the utility model provides a chain lifting appliance which comprises a chain shell and a chain seat, wherein a containing space is arranged in the chain shell, the chain seat is arranged in the containing space and comprises an upper chain seat and a lower chain seat, the upper chain seat and the lower chain seat are connected with the inner side wall of the chain shell, a chain wheel groove is formed between the upper chain seat and the lower chain seat, a chain wheel is arranged in the chain wheel groove, and guide channels are arranged on two sides of the lower chain seat.

Preferably, the upper chain seat comprises a middle cover body, a first fixing part and a second fixing part at two sides, wherein the cover body is of an arch structure, and bolt holes are formed in the first fixing part and the second fixing part.

Preferably, the lower chain seat comprises a seat body, a first combination end is arranged on the left side of the seat body, a second combination end is arranged on the right side of the seat body, an arc groove is formed in the middle of the seat body, and the guide channels penetrate through two sides of the arc groove.

Preferably, a chain protrusion is arranged above the cover body, and a baffle is arranged above the circular arc groove.

Preferably, a connecting seat is arranged at the top of the chain shell, and a hanging hole is arranged in the connecting seat.

The utility model has the advantages that:

1. the lifting appliance in the scheme can change the positions of the chain and the lifting hook at the bottom of the chain, can be used for transferring articles at different positions, and improves the flexibility of the lifting appliance.

2. The position of the chain can be limited in the scheme, and the chain is prevented from being influenced mutually in the moving process.

3. In the scheme, the lifting appliance is convenient to detach, and is beneficial to subsequent maintenance.

Drawings

FIG. 1 is a general assembly view of the present utility model;

FIG. 2 is an exploded view of the present utility model;

FIG. 3 is a block diagram of a sprocket and chain free arrangement of the present utility model;

FIG. 4 is a block diagram of a sprocket and chain in accordance with the present utility model.

In the figure: the novel chain comprises a chain shell, a containing space 1, an upper chain seat 3, a lower chain seat 4, a chain wheel groove 5, a chain wheel 6, a guide channel 7, a cover body 8, a first fixing part 9, a second fixing part 10, a bolt hole 11, a first combining end 12, a second combining end 13, a circular arc groove 14, a protrusion 15, a baffle 16, a connecting seat 17, a hanging hole 18, a first combining surface 19 and a second combining surface 20.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. Meanwhile, when an element is referred to as being "fixed" or "disposed" on another element, it may be directly on the other element or intervening elements may be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "fixedly connected to" another element, it can be conventionally connected by welding or bolting or gluing. In summary, it will be understood by those of ordinary skill in the art that the specific meaning of the terms described above in this disclosure is to be understood in a specific sense.

Example 1

As shown in fig. 1-2, a chain sling comprises a chain casing 1 and a chain seat, wherein a containing space 2 is arranged in the chain casing 1, the chain seat is installed in the containing space 2 and comprises an upper chain seat 3 and a lower chain seat 4, the upper chain seat 3 and the lower chain seat 4 are connected with the inner side wall of the chain casing 1, a chain wheel groove 5 is formed between the upper chain seat 3 and the lower chain seat 4, a chain wheel 6 is arranged in the chain wheel groove 5, guide channels 7 are arranged on two sides of the lower chain seat 4, the upper chain seat 3 and the lower chain seat 4 are used for limiting a chain instead of supporting the chain wheel 6, and the chain wheel 6 can be supported by the chain casing 1.

Referring to fig. 2, the cover 8 in the middle of the upper chain seat 3, and the first fixing portion 9 and the second fixing portion 10 on both sides, the cover 8 has an arch structure, bolt holes 11 are formed in the first fixing portion 9 and the second fixing portion 10, as shown in fig. 3, the accommodating space 2 is close to a convex structure, a first combining surface 19 is formed in the middle of the accommodating space, a second combining surface 20 is formed in the bottom of the accommodating space, and the cover 8 is connected with the first combining surface 19 through the fixing portions on both sides by bolts. Thereby realizing the fixation of the cover 8.

The lower chain seat 4 comprises a seat body, a first combining end 12 is arranged on the left side of the seat body, a second combining end 13 is arranged on the right side of the seat body, bolt holes 11 are formed in the first combining end 12 and the second combining end 13, the first combining end 12 is penetrated through by bolts, the first combining end 12 is connected with a second combining surface 20 of the accommodating space 2, the second combining end 13 is of a square main structure in the embodiment, the second combining end 13 after assembly extends into the accommodating space 2 and directly abuts against the bottom side of a second fixing part 10 on the cover body 8, the bolt holes 11 on the second fixing part 10 and the bolt holes 11 on the second combining end 13 are coaxially arranged, and the bolt holes 11 on the second fixing part 10 and the side wall of the accommodating space 2 are fixedly connected through bolts with the bolt holes 11 on the second fixing part 10, namely the first combining surface 19.

A chain wheel groove 5 is formed between the upper chain seat 3 and the lower chain seat 4, a chain wheel 6 is arranged in the chain wheel groove 5, guide channels 7 are arranged on two sides of the lower chain seat 4, and in combination with fig. 4, the middle transmission of the chain is arranged on the chain wheel 6, two sides of the chain are connected with lifting hooks by edges, and the other sides of the chain are connected with corresponding winding devices. When the chain wheel 6 rotates, the chain is driven to move, so that the lifting hook is driven to lift. The chain wheel 6 can be directly rotatably arranged in the chain shell 1, the driving of the chain can be driven by a corresponding winding device, and the chain wheel 6 and the chain shell 1 play a role of a fixed pulley. Or the chain wheel 6 is connected with an external driving device, and the driving device directly drives the chain wheel 6 to rotate, so that the lifting hook is lifted.

The top of lid 8 is equipped with protruding 15, and protruding 15 is protruding 15 for lid 8, and protruding 15's below is a cell body for hold the chain and pass through, and the intermediate position of pedestal is equipped with circular arc groove 14, and circular arc groove 14 cooperates the lid 8 of top arch, is used for holding sprocket 6's both ends in the middle of the two, and guide channel 7 runs through and locates the both sides in circular arc groove, and the top in circular arc groove 14 is equipped with separation blade 16. The chains on two sides of the chain wheel 6 respectively extend downwards through the guide channels 7 on two sides of the seat body, and the structure can limit the moving position of the chains in the lifting appliance and prevent the chains from affecting each other in the moving process.

The top of chain shell 1 is equipped with connecting seat 17, is equipped with hanging hole 18 in the connecting seat 17, can connect hanging hole 18 through corresponding equipment to fix chain shell 1 in different positions, and the position of chain bottom lifting hook also can change along with the position change of chain hoist, thereby can transfer the article of different positions, promoted the flexibility of hoist.

The whole lifting appliance in the embodiment is convenient to detach, and is beneficial to subsequent maintenance.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A chain hoist, characterized in that: including chain shell (1) and chain seat, the inside of chain shell (1) is equipped with accommodation space (2), the chain seat is installed in accommodation space (2) and the chain seat includes chain seat (3) and lower chain seat (4), go up chain seat (3) and lower chain seat (4) and all be connected with chain shell (1) inside wall, be formed with sprocket groove (5) between last chain seat (3) and lower chain seat (4), be equipped with sprocket (6) in sprocket groove (5), the both sides of lower chain seat (4) are equipped with guide way (7).

2. The chain sling as set forth in claim 1, wherein: the upper chain seat (3) comprises a middle cover body (8), and a first fixing part (9) and a second fixing part (10) at two sides, wherein the cover body (8) is of an arch structure, and bolt holes (11) are formed in the first fixing part (9) and the second fixing part (10).

3. The chain sling as set forth in claim 2, wherein: the lower chain seat (4) comprises a seat body, a first combination end (12) is arranged on the left side of the seat body, a second combination end (13) is arranged on the right side of the seat body, an arc groove (14) is formed in the middle of the seat body, and the guide channel (7) penetrates through two sides of the arc groove (14).

4. The chain sling as set forth in claim 3, wherein: the upper part of the cover body (8) is provided with a chain bulge (15), and the upper part of the circular arc groove (14) is provided with a baffle (16).

5. The chain sling as set forth in claim 4, wherein: the top of the chain shell (1) is provided with a connecting seat (17), and a hanging hole (18) is arranged in the connecting seat (17).