CN210260852U

CN210260852U - Flexible lifting appliance

Info

Publication number: CN210260852U
Application number: CN201920546220.2U
Authority: CN
Inventors: 夏金星; 查耀; 王飞; 刘丁华
Original assignee: Dongfeng Iseki Agricultural Machinery Co ltd
Current assignee: Dongfeng Iseki Agricultural Machinery Co ltd
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2020-04-07
Anticipated expiration: 2029-04-19

Abstract

The utility model provides a flexible and flexible hoist, including hoist body, telescopic link and supporting component, hoist body top is provided with rings, and the one end of keeping away from rings is provided with lifting hook one, the one end that rings were kept away from to the telescopic link be provided with lifting hook one mated lifting hook two, mated lifting hook one constitutes the lifting hook with lifting hook two right, the telescopic link is provided with the slot hole, and is two sets of the supporting component run through the mounting hole on the hoist body and the slot hole on the telescopic link and fix the telescopic link on the hoist body, the telescopic link is followed two sets of the rectilinear path that the supporting component formed is and is stretched out/shrink the motion, and is two sets of the rectilinear direction that the supporting component formed is unanimous to being close to each other/. For solving the problem that above-mentioned prior art exists, the utility model provides a but flexible hoist easy and simple to handle, security is high, the transport is stable.

Description

Flexible lifting appliance

Technical Field

The utility model relates to a hoist, concretely relates to hoist that can stretch out and draw back in a flexible way suitable for transport falls trapezoidal part belongs to mechanical technical field.

Background

The existing lifting appliance is mostly fixed by adopting threaded holes for clamping, or is bound by a synthetic fiber lifting belt to realize lifting and transferring. The parts with the inverted trapezoidal structures are required to be carried in the production process, the parts with the inverted trapezoidal structures are structurally characterized in that the parts are large at the top and small at the bottom, so that the parts are inconvenient to assemble and clamp, and particularly, under the condition of no threaded hole or through hole structure, the parts cannot be lifted by hands.

The existing design of the lifting appliance has the following disadvantages: (1) the design and use limitations are large, and the design and use limitations can be realized only by attaching a threaded hole structure; (2) most of the shells have complex structures, and the stable gravity center can be ensured only by needing 4 or more threaded holes at the same time, so that the clamping efficiency is low; (3) the adoption of synthetic fiber hoisting belts for binding has great potential safety hazard.

Therefore, there is a need for a flexible and extensible hanger which is easy and convenient to operate, high in safety and stable in transportation.

Disclosure of Invention

For solving the problem that above-mentioned prior art exists, the utility model provides a but flexible hoist easy and simple to handle, security is high, the transport is stable.

The utility model provides a flexible and flexible hoist, including hoist body, telescopic link and supporting component, hoist body top is provided with rings, and the one end of keeping away from rings is provided with lifting hook one, the one end that rings were kept away from to the telescopic link be provided with lifting hook one mated lifting hook two, mated lifting hook one constitutes the lifting hook with lifting hook two right, the telescopic link is provided with the slot hole, and is two sets of the supporting component run through the mounting hole on the hoist body and the slot hole on the telescopic link and fix the telescopic link on the hoist body, the telescopic link is followed two sets of the rectilinear path that the supporting component formed is and is stretched out/shrink the motion, and is two sets of the rectilinear direction that the supporting component formed is unanimous to being close to each other/.

As a further improvement, the lifting appliance further comprises a locking arm, the locking arm is pivoted with the lifting appliance body through a positioning mechanism, and is rotated to a horizontal state, and the locking arm can limit the telescopic rod to stretch out.

As the utility model discloses a further improvement, the extension of telescopic link is served and is fixed to be provided with the connecting plate, and the direction that the connecting plate extends is perpendicular with the flexible direction of telescopic link, is connected with lifting hook one along vertical direction on the connecting plate.

As a further improvement, the lifting appliance body is provided with a fixed plate corresponding to the connecting plate of the telescopic rod, and the fixed plate is provided with a second lifting hook corresponding to the first lifting hook in pairs.

As a further improvement, the locking arm is arranged to be a sickle-shaped clamping jaw, and when the telescopic rod contracts to clamp a part, the sickle-shaped inner side locking connecting plate of the clamping jaw is arranged.

As a further improvement of the utility model, the supporting component includes bolt, supporting sliding sleeve, spring washer and nut, and the bolt runs through the mounting hole of hoist body one side, the slot hole of telescopic link, supporting sliding sleeve, spring washer and hoist body opposite side mounting hole in proper order and passes through the nut locking.

As the utility model discloses a further improvement, positioning mechanism sets up the upper portion that is close to the telescopic link at the hoist body, and positioning mechanism includes bolt, supporting sliding sleeve, spring washer and nut, and the bolt runs through the mounting hole of hoist body one side, supporting sliding sleeve, spring washer and hoist body opposite side mounting hole in proper order and passes through the nut locking.

As a further improvement, the supporting sliding sleeve is in clearance fit with the long hole.

As a further improvement, the utility model is provided with a supporting sliding sleeve and a mounting hole in clearance fit.

As a further improvement, the lifting hook is provided with two sets of hooks which are respectively arranged on two sides of the telescopic rod in the telescopic motion direction.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model discloses when using, the locking arm rotates to the open mode on topmost, the telescopic link with the expansion end is stretched to maximum condition, make the distance between the lifting hook of connecting on the hoist body of stiff end and the telescopic link be greater than the footpath width of falling trapezoidal part, the part gets into behind the chamber that holds that hoist body and telescopic link formed, telescopic link shrink clamping part, the locking arm is rotatory to the horizontality, the locking arm jack catch of the similar hook of structure is under the effect of self gravity, firmly lock the telescopic link, and the operation is simple, high efficiency, realize the hoist and mount operation to the part fast.

2. The utility model discloses a telescopic link and the hoist body of hoist that can stretch out and draw back in a flexible way can be dismantled and be connected, are convenient for change, flexibility when improving the production operation to the change can be adjusted according to the distance difference of part actual size end to the slot hole size that the telescopic link middle part set up, is applicable to the part of different specifications. The application field of the lifting appliance is improved.

3. The utility model discloses locking arm and hoist body pass through the positioning mechanism pin joint, and positioning mechanism can adopt the part and the structure the same with the supporting component, and 2 supporting component of group run through the telescopic link slot hole in addition, and the telescopic link plays the effect of both ends activity stroke about slide guide and the restriction slot hole, and design benefit has improved this hoist structural stability and operational flexibility.

4. The utility model discloses a supporting component be provided with telescopic link slot hole clearance fit's support sliding sleeve, make and be rolling friction between slot hole and the supporting component, improve telescopic link concertina movement's smoothness nature, reduce the friction loss between slot hole and the supporting component, the life of extension hoist.

5. The utility model discloses a hoist that can stretch out and draw back in a flexible way can realize the spacing stability to the horizontal direction of part through the locking arm, through the structure of the vertical double lift hook of connecting on hoist body and the telescopic link, realizes the part at the spacing stability of vertical direction, further improves the part and lifts by crane stability and atress homogeneity.

Drawings

Fig. 1 is a schematic structural view of the flexible telescopic spreader when the locking arm is opened;

fig. 2 is a schematic structural view of the locking arm of the flexible telescopic spreader of the present invention when locked;

fig. 3 is an exploded schematic view of the flexibly retractable hanger support assembly of the present invention.

In the figure: the lifting appliance comprises a lifting appliance body 1, an expansion link 2, a supporting component 3, a lifting ring 4, a first lifting hook 5, a second lifting hook 6, a pair of lifting hooks 7, a long hole 8, a locking arm 9, a positioning mechanism 10, a connecting plate 11, a fixing plate 12, a clamping jaw 13, a bolt 14, a supporting sliding sleeve 15, a spring washer 16, a nut 17 and a mounting hole 18.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present, and the "disposed" refers to an existing connection, whether connected, mounted, secured, or permanently connected. 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. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the utility model provides a flexible and telescopic lifting appliance, which comprises a lifting appliance body 1, a telescopic rod 2 and a supporting component 3, a lifting ring 4 is arranged at the top of the lifting appliance body 1, a lifting hook I5 is arranged at one end far away from the lifting ring 4, one end of the telescopic rod 2 far away from the hanging ring 4 is provided with a second lifting hook 6 paired with the first lifting hook 5, the paired first lifting hook 5 and the second lifting hook 6 form a lifting hook pair 7, the telescopic rod 2 is provided with long holes 8, the two groups of support components 3 penetrate through the mounting holes 18 on the hanger body 1 and the long holes 8 on the telescopic rod 2 to fix the telescopic rod 2 on the hanger body 1, the telescopic rod 2 extends/contracts along a linear path formed by the two groups of supporting components 3, and the linear direction formed by the two groups of supporting components 3 is consistent with the moving direction of the approaching/separating of the hook pairs 7.

As a further improvement, the utility model also comprises a locking arm 9, the locking arm 9 is pivoted with the hanger body 1 through a positioning mechanism 10, and is rotated to the horizontal state the locking arm 9 can restrict the telescopic rod 2 is stretched out. The utility model discloses when using, locking arm 9 rotates to the open mode on topmost, stretch to maximum condition with the telescopic link 2 of expansion end, make the distance between the lifting hook of connecting on the hoist body 1 of stiff end and the telescopic link 2 on be greater than the footpath width of falling trapezoidal part, after the part got into the chamber that holds that hoist body 1 and telescopic link 2 formed, telescopic link 2 shrink clamping part, locking arm 9 is rotatory to the horizontality, locking arm 9 jack catch 13 of the similar hook of structure is under the effect of self gravity, firmly lock telescopic link 2, and the operation is thus simple, can be high-efficient, realize the hoist and mount operation to the part fast.

As a further improvement, the extension end of the telescopic rod 2 is fixedly provided with a connecting plate 11, the direction of extension of the connecting plate 11 is perpendicular to the telescopic direction of the telescopic rod 2, and the connecting plate 11 is connected with a lifting hook 5 along the vertical direction.

As a further improvement, the hanger body 1 is provided with a fixing plate 12 corresponding to the connecting plate 11 of the telescopic rod 2, and the fixing plate 12 is provided with a second hook 6 corresponding to the first hook 5.

As the utility model discloses a further improvement, locking arm 9 sets up to hook-shaped's jack catch 13, and when 2 shrink clamping part of telescopic link, 13 hook-shaped's inboard locking connection board 11.

As a further improvement of the utility model, the supporting component 3 includes bolt 14, supporting sliding sleeve 15, spring washer 16 and nut 17, and bolt 14 runs through the mounting hole 18 of hoist body 1 one side, the slot hole 8 of telescopic link 2, supporting sliding sleeve 15,

spring washer

16 and 1 opposite side mounting hole 18 of hoist body in proper order and locks through nut 17. The utility model discloses a telescopic link 2 and the hoist body 1 of hoist that can stretch out and draw back in a flexible way can be dismantled and be connected, are convenient for change, flexibility when improving the production operation to 8 sizes of slot hole that set up at the middle part of telescopic link can adjust the change according to the distance difference of part actual size end, are applicable to the part of different specifications. The application field of the lifting appliance is improved.

As a further improvement of the utility model, positioning mechanism 10 sets up the upper portion that is close to telescopic link 2 at hoist body 1, and positioning mechanism 10 includes bolt 14, supporting sliding sleeve 15, spring washer 16 and nut 17, and bolt 14 runs through the mounting hole 18, supporting sliding sleeve 15, spring washer 16 and the 1 opposite side mounting hole 18 of hoist body one side in proper order and locks through nut 17. The utility model discloses locking arm 9 passes through the pin joint of positioning mechanism 10 with hoist body 1, and positioning mechanism 10 can adopt and the same part and structure of supporting

component

3, and 2 supporting component 3 of group run through 2 slot holes 8 of telescopic link, and telescopic link 2 plays the effect of both ends activity stroke about slide guide and restriction slot hole 8, and design benefit has improved this hoist structural stability and operational flexibility.

As a further improvement of the utility model, the supporting sliding sleeve 15 is in clearance fit with the long hole 8. The utility model discloses a supporting component 3 be provided with 2 slot hole 8 clearance fit's of telescopic link supporting sliding sleeve 15, make and be rolling friction between slot hole 8 and the supporting component 3, improve 2 telescopic motion's of telescopic link smoothness nature, reduce the friction loss between slot hole 8 and the supporting component 3, prolong the life of hoist.

As a further improvement of the utility model, the supporting sliding sleeve 15 is in clearance fit with the mounting hole 18.

As a further improvement, the lifting hook is provided with two sets of 7, which are respectively arranged on the two sides of the telescopic rod 2 in the telescopic motion direction. The utility model discloses a hoist that can stretch out and draw back in a flexible way can realize the spacing stability to the horizontal direction of part through locking arm 9, through the structure of the vertical double lift hook of connecting on hoist body 1 and the telescopic link 2, realizes the part at the spacing stability of vertical direction, further improves the part and lifts by crane stability and atress homogeneity.

It is right above that the utility model provides a hoist that can stretch out and draw back in a flexible way introduces in detail. The principles and embodiments of the present invention have been explained herein using specific embodiments, which are merely used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The utility model provides a hoist that can stretch out and draw back in a flexible way which characterized in that: comprises a lifting appliance body (1), an expansion rod (2) and a supporting component (3), a lifting ring (4) is arranged at the top of the lifting appliance body (1), a lifting hook I (5) is arranged at one end far away from the lifting ring (4), one end of the telescopic rod (2) far away from the hanging ring (4) is provided with a second lifting hook (6) paired with the first lifting hook (5), the paired first lifting hook (5) and the second lifting hook (6) form a lifting hook pair (7), the telescopic rod (2) is provided with long holes (8), the two groups of supporting components (3) penetrate through the mounting hole (18) on the hanger body (1) and the long holes (8) on the telescopic rod (2) to fix the telescopic rod (2) on the hanger body (1), the telescopic rod (2) extends/contracts along a linear path formed by the two groups of supporting components (3), and the linear direction formed by the two groups of supporting components (3) is consistent with the moving direction of the approaching/separating of the lifting hook pairs (7).

2. The flexible telescopic spreader according to claim 1, wherein: the lifting appliance is characterized by further comprising a locking arm (9), wherein the locking arm (9) is pivoted with the lifting appliance body (1) through a positioning mechanism (10), and the locking arm (9) rotating to the horizontal state can limit the extension of the telescopic rod (2).

3. The flexible spreader of claim 2, wherein: the telescopic rod is characterized in that a connecting plate (11) is fixedly arranged at the extending end of the telescopic rod (2), the extending direction of the connecting plate (11) is perpendicular to the extending direction of the telescopic rod (2), and a first lifting hook (5) is connected to the connecting plate (11) along the vertical direction.

4. The flexible spreader of claim 3, wherein: the lifting appliance is characterized in that a fixing plate (12) corresponding to the connecting plate (11) of the telescopic rod (2) is arranged on the lifting appliance body (1), and a pair of lifting hooks (6) corresponding to the lifting hooks (5) are arranged on the fixing plate (12).

5. The flexible spreader of claim 4, wherein: locking arm (9) set up to hook-shaped jack catch (13), and when telescopic link (2) shrink tight part, hook inboard locking connecting plate (11) of jack catch (13).

6. The flexible telescopic spreader according to claim 1, wherein: the supporting component (3) comprises a bolt (14), a supporting sliding sleeve (15), a spring washer (16) and a nut (17), wherein the bolt (14) sequentially penetrates through a mounting hole (18) in one side of the lifting appliance body (1), a long hole (8) of the telescopic rod (2), the supporting sliding sleeve (15), the spring washer (16) and a mounting hole (18) in the other side of the lifting appliance body (1) and is locked through the nut (17).

7. The flexible spreader of claim 2, wherein: the lifting appliance is characterized in that the positioning mechanism (10) is arranged on the upper portion, close to the telescopic rod (2), of the lifting appliance body (1), the positioning mechanism (10) comprises a bolt (14), a supporting sliding sleeve (15), a spring washer (16) and a nut (17), and the bolt (14) penetrates through a mounting hole (18) in one side of the lifting appliance body (1), the supporting sliding sleeve (15), the spring washer (16) and a mounting hole (18) in the other side of the lifting appliance body (1) in sequence and is locked through the nut (17).

8. The flexible spreader of claim 6, wherein: the support sliding sleeve (15) is in clearance fit with the long hole (8).

9. The flexible spreader of claim 7, wherein: the supporting sliding sleeve (15) is in clearance fit with the mounting hole (18).

10. The flexible telescopic spreader according to claim 1, wherein: the two groups of lifting hook pairs (7) are respectively arranged at two sides of the telescopic motion direction of the telescopic rod (2).