CN217627164U

CN217627164U - Lifting appliance

Info

Publication number: CN217627164U
Application number: CN202221176911.6U
Authority: CN
Inventors: 杨朝昆; 车旭; 邢洋; 何飞; 杨钊; 董善良; 杜孟超; 尹中昌; 王钊晗; 于明航; 马有志; 李鹏飞
Original assignee: FAW Jiefang Automotive Co Ltd
Current assignee: FAW Jiefang Automotive Co Ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-10-21
Anticipated expiration: 2032-05-11

Abstract

The utility model discloses a lifting appliance relates to hoist device technical field. The lifting appliance comprises two first clamping pieces, two second clamping pieces and a limiting piece. The first ends of the two first clamping pieces are rotatably connected. The two second clamping pieces are arranged in a staggered mode, the middle portions of the two second clamping pieces are connected in a rotating mode, the first ends of the two second clamping pieces are connected with the second ends of the two first clamping pieces in a rotating mode respectively, and a clamping space is defined between the second ends of the two second clamping pieces. The limiting part is arranged on the first clamping part or the second clamping part and used for limiting the joint of the first clamping part and the second clamping part so as to open the two second clamping parts. The lifting appliance can improve lifting efficiency and reduce labor intensity.

Description

Lifting appliance

Technical Field

The utility model relates to a hoist device technical field especially relates to a hoist.

Background

In the working process, pipes such as the pull rod, the plate spring and the front shaft need to be hoisted, and the traditional hoisting adopts hoisting ropes to be hoisted by matching two persons, so that the hoisting efficiency is low, and the labor intensity is high.

Therefore, a hanger is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoist can improve hoist and mount efficiency and reduce intensity of labour.

For realizing the above technical effect, the technical scheme of the utility model as follows:

a spreader, comprising: the first ends of the two first clamping pieces are rotatably connected; the two second clamping pieces are arranged in a staggered mode, the middle parts of the two second clamping pieces are rotatably connected, the first ends of the two second clamping pieces are respectively rotatably connected with the second ends of the two first clamping pieces, and a clamping space is defined between the second ends of the two second clamping pieces; the limiting part is arranged on the first clamping part or the second clamping part and used for limiting the joint of the first clamping part and the second clamping part so as to enable the two second clamping parts to be opened.

Further, the first clamping piece comprises two first clamping arms arranged at intervals, and the two first clamping arms of one first clamping piece are positioned between the two first clamping arms of the other first clamping piece.

Further, the second clamping piece comprises two second clamping arms arranged at intervals, and the two second clamping arms of one second clamping piece are positioned between the two second clamping arms of the other second clamping piece.

Furthermore, two second clamping arms of one second clamping piece are clamped on one first clamping piece, and two second clamping arms of the other second clamping piece are respectively positioned on two sides of the other second clamping piece.

Furthermore, the lifting appliance further comprises a plurality of rotating parts, the first ends of the two first clamping pieces are rotatably connected through one rotating part, the second ends of the two first clamping pieces are respectively rotatably connected with the first ends of the two second clamping pieces through the other rotating part, and the middle parts of the two second clamping pieces are rotatably connected through the third rotating part.

Further, the rotating portion includes: a rotating shaft; and the two locking parts are respectively arranged at two ends of the rotating shaft.

Further, the second clamp includes: one end of the straight section is rotatably connected with the first clamping piece; the clamping section is arranged in an arc shape, and the clamping section of the second clamping piece is connected with the joint of the straight section in a rotating mode.

Further, the stopper includes: the limiting strip is rotatably connected with the first clamping piece and the second clamping piece; the stopper, the stopper is established on the spacing, spacing with the stopper is injectd the joint interface, the joint interface can the joint in another first holder and another the junction of second holder.

Further, the length of the second clamping piece is larger than that of the first clamping piece.

Further, the lifting appliance further comprises a lifting ring which is rotatably connected to the first ends of the two first clamping pieces.

The utility model has the advantages that:

when two second holders open, can put into between the second end of two second holders with tubular product, afterwards hang the hoist, the second end of first holder is connected with the second holder, make the second end of two first holders will be close to each other under the action of gravity of second holder, and then drive the first end of two second holders and be close to each other simultaneously, because two second holders are crisscross setting again and rotate the connection, thereby make the second end of two second holders also will be close to each other, and then make the centre gripping space that the second end of two second holders injectd reduce, thereby make the second end of two second holders can grasp tubular product. When the lifting appliance drives the pipe to move upwards, the self weight of the pipe continues to drive the second ends of the two second clamping pieces to be close to each other, so that the first ends of the two second clamping pieces are also close to each other, the second ends of the two first clamping pieces are driven to be close to each other, automatic locking can be formed, and the lifting effect of the lifting appliance on the pipe is ensured.

Meanwhile, the limiting part can play a limiting effect on the joint of the first clamping part and the second clamping part, so that the two second clamping parts are kept in an open state.

Therefore, the utility model discloses a hoist can rely on the dead weight of tubular product to realize the auto-lock effect, has safe and reliable's hoist and mount performance to can reduce intensity of labour, improve operating efficiency, and can also improve operating personnel's the convenience of unloading through setting up of locating part.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

Fig. 1 is a schematic structural diagram of a spreader according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a pipe clamped by a lifting appliance according to an embodiment of the present invention;

fig. 3 is a schematic structural view of the pipe material for releasing the lifting appliance according to the embodiment of the present invention.

Reference numerals

1. A first clamping member; 11. a first clamp arm; 2. a second clamping member; 21. a second clamp arm; 22. a straight section; 23. a clamping section; 3. a limiting member; 31. a limiting strip; 32. a limiting block; 4. a rotating part; 41. a rotating shaft; 42. a locking portion; 5. a hoisting ring; 100. a pipe.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

It will be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing and simplifying the invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to be limiting.

The specific structure of the spreader of the embodiment of the present invention is described below with reference to fig. 1 to 3.

As shown in fig. 1 to fig. 3, the present embodiment discloses a lifting appliance, which includes two first clamping members 1, two second clamping members 2, and a limiting member 3. The first ends of the two first clamping pieces 1 are rotatably connected. Two second holder 2 set up in a staggered manner and the middle part of two second holder 2 rotates to be connected, and the first end of two second holder 2 rotates with the second end of two first holder 1 respectively to be connected, prescribes a limit to the centre gripping space between the second end of two second holder 2. The limiting piece 3 is arranged on the first clamping piece 1 or the second clamping piece 2, and the limiting piece 3 is used for limiting the joint of the first clamping piece 1 and the second clamping piece 2 so as to open the two second clamping pieces 2.

It can be understood that, when two second clamping members 2 are opened, the pipe 100 can be placed between the second ends of the two second clamping members 2, and then the hanger is lifted, the second end of the first clamping member 1 is connected with the second clamping member 2, so that the second ends of the two first clamping members 1 are close to each other under the action of gravity of the second clamping members 2, and then the first ends of the two second clamping members 2 are driven to be close to each other simultaneously, because the two second clamping members 2 are staggered and rotationally connected, the second ends of the two second clamping members 2 are also close to each other, and then the clamping space defined by the second ends of the two second clamping members 2 is reduced, so that the second ends of the two second clamping members 2 can clamp the pipe 100. When the hoist drove tubular product 100 upward movement, tubular product 100's self weight will continue to drive the second end of two second holders 2 and be close to make the first end of two second holders 2 also be close to, hold to drive the second of two first holders 1 and be close to, can form automatic locking, in order to ensure the hoist and mount effect of hoist to tubular product 100.

Meanwhile, the limiting part 3 can play a limiting effect on the joint of the first clamping part 1 and the second clamping part 2, so that the two second clamping parts 2 are kept in an open state, and therefore, through the arrangement of the limiting part 3, an operator can better facilitate the opening of the lifting appliance, and the unloading operation of the pipe 100 is facilitated.

Therefore, the lifting appliance of the embodiment can realize the self-locking effect by the self weight of the pipe 100, has safe and reliable lifting performance, can reduce the labor intensity and improve the operation efficiency, and can also improve the unloading convenience of operators by arranging the limiting part 3,

in some embodiments, as shown in fig. 1-3, the first clamping member 1 includes two first clamping arms 11 spaced apart from each other, and the two first clamping arms 11 of one first clamping member 1 are located between the two first clamping arms 11 of the other first clamping member 1.

It can be understood that, through the setting of two first centre gripping arms 11, can guarantee the bulk strength of first holder 1 better, also can be convenient for realize the rotation of two first holders 1 and connect to reduce the assembly degree of difficulty of first holder 1, guarantee the rotation reliability of first holder 1.

In some embodiments, as shown in fig. 1-3, the second clamping member 2 comprises two spaced apart second clamping arms 21, and the two second clamping arms 21 of one second clamping member 2 are located between the two second clamping arms 21 of the other second clamping member 2.

It can be understood that, through the setting of two second centre gripping arms 21, can guarantee the bulk strength of second holder 2 better, also can be convenient for realize the rotation of two second holders 2 and connect to reduce the assembly degree of difficulty of second holder 2, guarantee the rotation reliability of second holder 2.

In some embodiments, as shown in fig. 1 to 3, the two second clamping arms 21 of one second clamping member 2 are clamped to the one first clamping member 1, and the two second clamping arms 21 of the other second clamping member 2 are respectively located at two sides of the other second clamping member 2.

It can be understood that, through the above-mentioned structural arrangement, can guarantee the crisscross setting between a plurality of first centre gripping arms 11 and a plurality of second centre gripping arms 21 better to can improve the rotation joint strength of first holder 1 and second holder 2, in order to ensure that the hoist can rely on tubular product 100's dead weight to realize reliable hoist and mount effect.

In some embodiments, as shown in fig. 1 to 3, the spreader further includes a plurality of rotating portions 4, the first ends of the two first clamping members 1 are rotatably connected by one rotating portion 4, the second ends of the two first clamping members 1 are respectively rotatably connected with the first ends of the two second clamping members 2 by another rotating portion 4, and the middle portions of the two second clamping members 2 are rotatably connected by a third rotating portion 4.

It will be appreciated that the mutual rotational connection between the two first clamping members 1 and the two second clamping members 2 is facilitated by the provision of the rotating portion 4. In addition, the limiting part 3 can be conveniently connected to the rotating part 4 at the joint of the first clamping part 1 and the second clamping part 2 in a clamped mode, so that the limiting effect of the limiting part 3 is conveniently achieved, and the operation convenience of a user is improved.

In some embodiments, as shown in fig. 1-3, the rotating portion 4 includes a rotating shaft 41 and two locking portions 42. Two locking portions 42 are provided at both ends of the rotating shaft 41, respectively.

It can be understood that the two locking portions 42 can reliably lock the rotating shaft 41 to prevent the rotating shaft 41 from falling off from the connection between the two first clamping members 1 and the two second clamping members 2, so as to ensure the rotating effect of the rotating portion 4 and improve the service life and the service reliability of the hanger.

In some embodiments, as shown in fig. 1-3, second clamp 2 includes a straight section 22 and a clamping section 23. One end of the straight section 22 is rotatably connected to the first clamping member 1. The clamping sections 23 are arranged in an arc shape, and the joints of the clamping sections 23 and the straight sections 22 of the two second clamping pieces 2 are rotatably connected.

It will be appreciated that the straight section 22 has a high strength to facilitate reliable lifting of the tubular 100. The arc setting of segmental arc can adapt to tubular product 100 to be convenient for the centre gripping of second holder 2 to tubular product 100, and the segmental arc can make the centre gripping space present by narrow to wide shape to narrow again in the direction of height, with the centre gripping effect of further improvement second holder 2 to tubular product 100.

In some embodiments, as shown in fig. 1-3, the limiting member 3 comprises a limiting strip 31 and a limiting block 32. The stop strip 31 is pivotally connected to a first holding member 1 and a second holding member 2. Stopper 32 is established on spacing strip 31, and the joint interface is injectd with stopper 32 to spacing strip 31, and the joint interface can joint in the junction of another first holder 1 and another second holder 2.

It can be understood that, through the above structure setting, the joint interface between the limiting strip 31 and the limiting block 32 can effectively play the limiting effect of joint to be convenient for realize the joint of the limiting part 3 and the junction of the first clamping part 1 and the second clamping part 2, and then ensure the reliability when the operator opens two second clamping parts 2 through the limiting part 3, be convenient for realize unloading of the tubular product 100.

In some embodiments, as shown in fig. 1-3, the length of the second clamp 2 is greater than the length of the first clamp 1. It can be understood that, through the above-mentioned structural arrangement, convenience and hoisting release efficiency in hoisting the pipe 100 can be improved conveniently.

In some embodiments, as shown in fig. 1-3, the spreader further comprises a lifting ring 5, and the lifting ring 5 is pivotally connected to the first ends of the two first clamping members 1.

It can be understood that after the lifting ring 5 is arranged, the convenience of the lifting appliance for an operator to use through other devices can be further improved, and the application range of the lifting appliance is further widened.

In the description herein, references to the description of "some embodiments," "other embodiments," or the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. A spreader, comprising:

the clamping device comprises two first clamping pieces (1), wherein the first ends of the two first clamping pieces (1) are rotatably connected;

the two second clamping pieces (2) are arranged in a staggered mode, the middle parts of the two second clamping pieces (2) are rotatably connected, the first ends of the two second clamping pieces (2) are respectively rotatably connected with the second ends of the two first clamping pieces (1), and a clamping space is defined between the second ends of the two second clamping pieces (2);

the limiting piece (3) is arranged on the first clamping piece (1) or the second clamping piece (2), and the limiting piece (3) is used for limiting the joint of the first clamping piece (1) and the second clamping piece (2) so as to open the two second clamping pieces (2);

the stopper (3) includes:

the limiting strip (31), the limiting strip (31) is rotatably connected with the first clamping piece (1) and the second clamping piece (2);

stopper (32), stopper (32) are established on stopper (31), stopper (31) with stopper (32) prescribe a limit to the joint mouth, the joint mouth can the joint in another first holder (1) and another the junction of second holder (2).

2. A spreader according to claim 1, wherein the first clamp (1) comprises two spaced apart first clamp arms (11), the two first clamp arms (11) of one first clamp (1) being located between the two first clamp arms (11) of the other first clamp (1).

3. A spreader according to claim 1, wherein the second clamp (2) comprises two spaced apart second clamp arms (21), the two second clamp arms (21) of one second clamp (2) being located between the two second clamp arms (21) of the other second clamp (2).

4. A spreader according to claim 3, wherein the two second gripping arms (21) of one of the second gripping members (2) are clamped to one of the first gripping members (1), and the two second gripping arms (21) of the other of the second gripping members (2) are located on either side of the other of the second gripping members (2).

5. The spreader according to claim 1, further comprising a plurality of rotating portions (4), wherein the first ends of two of the first clamping members (1) are rotatably connected by one of the rotating portions (4), the second ends of the two first clamping members (1) are rotatably connected with the first ends of two of the second clamping members (2) by another one of the rotating portions (4), respectively, and the middle portions of the two second clamping members (2) are rotatably connected by a third one of the rotating portions (4).

6. A spreader according to claim 5, wherein the turning part (4) comprises:

a rotating shaft (41);

the two locking parts (42) are respectively arranged at two ends of the rotating shaft (41).

7. The spreader according to claim 1, wherein the second clamp (2) comprises:

the straight section (22), one end of the straight section (22) is connected to the first clamping piece (1) in a rotating way;

the clamping section (23), the clamping section (23) is the arc setting, two the second holder (2) the clamping section (23) with the junction of straight section (22) rotates and is connected.

8. A spreader according to claim 1, characterised in that the length of the second clamp (2) is greater than the length of the first clamp (1).

9. The spreader according to any of the claims 1-8, characterized in that the spreader further comprises lifting rings (5), which lifting rings (5) are pivotally connected to the first ends of the two first clamping members (1).