CN210825120U - Rotary lifting appliance - Google Patents

Abstract

The utility model is suitable for a hoist mechanism field, the utility model provides a rotation type hoist, this rotation type hoist includes: the body comprises an extension arm and a connecting part which is arranged above the extension arm and connected with the extension arm; the hanging ring is at least partially arranged above the body and is rotatably connected with the connecting part; the telescopic piece is connected with the extension arm and can perform telescopic motion relative to the extension arm; the lifting lug is at least partially arranged below the body and is rotatably connected with the extension arm or the telescopic piece. Through the arrangement, the rotary lifting appliance can realize the adjustment of the size of the lifting appliance so as to be suitable for lifted objects with different sizes. The embodiment of the utility model provides a rotation type hoist, but through the relative position and lug and extension arm or the extensible member hookup location of adjustment extensible member and extension arm, need not to change special lifting device when hanging different spare parts to reduce the hoist cost, shorten production cycle simultaneously.

Description

Rotary lifting appliance

Technical Field

The utility model belongs to hoist mechanism field especially relates to a rotation type hoist.

Background

On the production line of large truck assembly, the wheel is high in temperature and heavy and can not be carried by a single person when being off line from the heat treatment track, the sizes of all parts of the large truck are different, the existing lifting tools are special lifting tools when a machine tool is loaded and unloaded, and the special lifting tools need to be replaced when different parts are lifted, so that the cost of the lifting tools is increased, and the production period is prolonged.

SUMMERY OF THE UTILITY MODEL

In view of this, the embodiment of the present invention provides a rotary spreader to solve the technical problem of how to control the cost increase of the spreader and shorten the production cycle.

For solving the technical problem, the embodiment of the utility model provides a technical scheme is so realized:

the embodiment of the utility model provides a rotation type hoist, this rotation type hoist includes:

the body comprises an extension arm and a connecting part which is arranged above the extension arm and connected with the extension arm; the hanging ring is at least partially arranged above the body and is rotatably connected with the connecting part; the telescopic piece is connected with the extension arm and can move telescopically relative to the extension arm; a lifting lug at least partially disposed below the body and rotatably connected to the extension arm or the extendable member.

Further, the rotary spreader further comprises: the first rotating shaft is used for rotatably connecting the lifting lug, the extension arm and the telescopic piece or rotatably connecting the lifting lug and the telescopic piece.

Further, the rotary spreader further comprises: and the second rotating shaft is used for fixing the relative position of the telescopic piece and the extension arm.

Furthermore, a plurality of first through holes are formed in the extension arm, a plurality of second through holes are formed in the telescopic piece, a third through hole is formed in the lifting lug, the first rotating shaft is used for being inserted into the first through hole, the second through hole and the third through hole or the second through hole and the third through hole, and the second rotating shaft is used for being inserted into the first through hole and the second through hole.

Further, the rotary spreader further comprises: and the limiting piece is used for limiting the positions of the first rotating shaft and the second rotating shaft relative to the extension arm.

Furthermore, one end of the first rotating shaft and one end of the second rotating shaft are respectively provided with a limiting hole, and the limiting part is inserted into the limiting holes.

Further, the rotary spreader further comprises: the connecting plate is arranged between the hanging ring and the connecting part; the connecting plate and the connecting part are provided with a cavity for the rotation of the lifting lug.

Further, the lifting lug comprises a positioning part for positioning the lifted object, and the inner surface of the positioning part is an arc surface.

Furthermore, the lifting lug also comprises reinforcing parts arranged on two sides of the positioning part and used for clamping the lifted object.

Further, the rotary spreader further comprises: and one end of the rotary hanging shaft is connected with the lifting lug, and the other end of the rotary hanging shaft is connected with the hung object and is used for controlling the overturn of the hung object.

The embodiment of the utility model provides a rotation type hoist, including body, rings, scalable piece and lug, the body includes the extension arm and sets up in the top of extension arm and the connecting portion of being connected with the extension arm, rings at least part set up in the top of body and with the rotatable being connected of connecting portion, scalable piece is connected with the extension arm and can be for extension arm concertina movement. Through the setting, the relative position of the telescopic piece and the extension arm and the connection position of the lifting lug and the extension arm or the telescopic piece are adjusted, so that a special lifting appliance is not required to be replaced when different parts are lifted, the cost of the lifting appliance is reduced, and the production period is shortened.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

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

fig. 2 is a top view of another rotary spreader according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a body provided in an embodiment of the present invention;

fig. 4 is another schematic structural diagram of the body provided in the embodiment of the present invention;

fig. 5 is a schematic structural view of a hanging ring provided in an embodiment of the present invention;

fig. 6 is another schematic structural diagram of the hanging ring provided by the embodiment of the present invention;

fig. 7 is a schematic structural diagram of a rotating shaft according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a limiting hole on a rotating shaft according to an embodiment of the present invention;

fig. 9a is a schematic structural view illustrating the first through hole, the second through hole and the third through hole into which the first rotating shaft is inserted according to the embodiment of the present invention;

fig. 9b is a schematic structural diagram of the first rotating shaft inserted into the second through hole and the third through hole according to the embodiment of the present invention;

fig. 9c is a schematic structural view illustrating the second rotating shaft inserted into the first through hole and the second through hole according to the embodiment of the present invention;

fig. 10 is a schematic structural diagram of a connecting portion and a connecting plate according to an embodiment of the present invention;

fig. 11 is a schematic partial structural view of a rotary spreader according to an embodiment of the present invention;

fig. 12 is a schematic structural diagram of a lug positioning portion according to an embodiment of the present invention;

fig. 13a is a schematic structural view of a lifting lug reinforcing part provided in an embodiment of the present invention;

fig. 13b is another schematic structural diagram of the lifting lug reinforcing part provided by the embodiment of the present invention;

fig. 13c is another schematic structural diagram of the lifting lug reinforcing part according to the embodiment of the present invention;

fig. 14 is a schematic structural view of another rotary spreader according to an embodiment of the present invention;

description of reference numerals:

1. a body; 11. an extension arm; 12. a connecting portion; 121. a connecting portion groove; 3. a hoisting ring; 31. a lifting part; 32. a screwing part; 4. a retractable member; 5. lifting lugs; 51. a lifting lug positioning part; 52. a lifting lug reinforcing part; 6. a first rotating shaft; 61. a rotating shaft boss; 62. a rotating shaft groove; 63. a limiting hole; 7. a second rotating shaft; 8. a first through hole; 9. a second through hole; 10. a third through hole; 13. a limiting member; 14. a connecting plate; 141. a connecting plate groove; 15. a flange rotating electrical machine; 16. a hanging shaft; 17. a rotating electric machine; s1, connecting part 12 symmetry axis.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The individual features described in the embodiments can be combined in any suitable manner without departing from the scope, for example different embodiments and aspects can be formed by combining different features. In order to avoid unnecessary repetition, various combinations of the specific features of the present invention are not described separately.

In the following description, references to the terms "first", "second", and the like are simply to distinguish between different objects and do not denote the same or a relationship between the two. It should be understood that the references to "above" and "below" are to be interpreted as referring to the orientation during normal use.

It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

As shown in fig. 1, an embodiment of the present invention provides a rotary lifting device, which can be used in the technical field of lifting workpieces, and the type of the workpiece is not limited to the rotary lifting device. The following description will be given taking a rotary spreader as an example for lifting a truck wheel.

The rotary lifting appliance comprises a body 1, a lifting ring 3, a telescopic part 4 and a lifting lug 5. The body 1 includes an extension arm 11 and a connection part 12 disposed above the extension arm 11 and connected to the extension arm 11, and in some embodiments, the extension arm 11 is a long arm extending in a linear direction. In some embodiments, the extension arm 11 is multi-armed and may have multiple branches, for example, as shown in fig. 2, the extension arm 11 is three-forked, and the three-forked extension arm 11 may center itself, so that the three-forked extension arm 11 may enhance the stability and flexibility of the spreader. The connecting portion 12 is located above the extension arm 11, and may be integrally formed. In some embodiments, as shown in fig. 3, the connection portion 12 is disposed at the center of the body 1, that is, the extension arms 11 are symmetrically distributed on two sides of the S1 with the symmetry axis S1 of the connection portion 12 as the axis, and are connected to the connection portion 12 below the connection portion 12, and this arrangement can be used for hanging the hung object with the center of gravity at or near the middle. In some embodiments, as shown in fig. 4, the connecting portion 12 is eccentrically arranged, that is, the extension arm 11 is asymmetrically distributed with respect to the axis of the symmetry axis S1 of the connecting portion 12 and is connected to the connecting portion 12 below the connecting portion 12, and this arrangement can be used for hanging a hung object having a center of gravity which is offset from the middle portion by a large amount.

The hanging ring 3 is at least partially arranged above the body and is rotatably connected with the connecting part 12, and the hanging ring 3 comprises a lifting part 31 as a main body extending from top to bottom and a screwing part 32 connected with the lifting part 31. The lifting part 31 is connected with a lifting mechanism and drives the body to move a lifted piece. Specifically, the lifting portion 31 may be a member with a hole or a structure in which the surface without a hole is flat. In some embodiments, the perforated member may be a circular, triangular, square, etc. in shape, or a number of holes may be a single hole or multiple holes, and the lifting portion 31 is connected by a rope. In some embodiments, the surface of the lifting portion 31 is a plane structure without holes, and the lifting portion 31 is connected by magnetic attraction. The swivel part 32 is rotatably connected to the coupling part 12. In some embodiments, as shown in fig. 5, the hanging portion 31 and the screwing portion 32 of the hanging ring 3 are of a unitary structure, the lower portion of the hanging portion 31 is a cylindrical shaft, the screwing portion 32 connected to the lower portion of the hanging portion 31 is a convex cylindrical body, and the hanging portion 31 passes through the screwing portion 32. In some embodiments, as shown in fig. 6, the screw-connecting portion 32 connected to the lower portion of the lifting portion 31 is a boss located at the lower end of the lifting portion 31.

As shown in fig. 1, the extensible member 4 is connected to the extension arm 11 of the body 1 and is telescopically movable with respect to the extension arm 11. In some embodiments, a cavity slide way is arranged in the extension arm 11, the telescopic part 4 is arranged in the cavity of the extension arm 11, and the lifting appliance is adjusted to clamp the lifted pieces with different sizes by changing the relative position of the telescopic part 4 in the cavity of the extension arm 11. The distance that the telescopic member 4 is telescopic relative to the extension arm 11 is controlled according to the size of the hung member.

As shown in fig. 1, the lifting lug 5 is at least partially arranged below the body 1 and is rotatably connected with the extension arm 11 or the telescopic piece 4, so that the specific position of the lifting lug 5 can be controlled according to the size of the hung piece.

Through the setting, this rotation type hoist accessible adjustment telescopic part 4 and the relative position of extension arm 11 control this rotation type hoist and be applicable to and hang and get the piece that is hung that the size is different to accessible adjustment lug 5 is at telescopic part 2 or at the hookup location of extension arm 11 and telescopic part 2, and the size is got in hanging of this rotation type hoist of small-scale adjustment, utilizes 5 gravity resilience mechanisms of lug to accomplish by hanging of hanging and get and put things in good order of a person. Through the rotatable connection of the rotary connection part 32 and the connection part 12, the lifting mechanism drives the whole lifting appliance and the lifted piece to be displaced and rotate on the same plane, so that the special lifting appliance can be flexibly lifted and placed without replacing different parts, the cost of the lifting appliance is reduced, and the production period is shortened.

In some embodiments, the first rotating shaft 6 is used for inserting the lifting lug 5, the extension arm 11 and the telescopic piece 4 or used for inserting the lifting lug 5 and the telescopic piece 4, the position of the lifting lug 5 on the extension arm 11 or the telescopic piece 4 is limited, and the lifting lug 5 rotates around the first rotating shaft 6 in a small range, and the lifted piece is clamped and stacked through a gravity rebounding mechanism. As shown in fig. 7, in particular, the first rotating shaft 6 is a cylindrical shaft with a boss 61 at one end, a diameter of 65mm and a length of 238 mm; specifically, as shown in fig. 7, the first rotating shaft 6 may be provided with a groove 62 at a position where the lifting lug 5 is connected to the first rotating shaft 6 according to the size of the lifting lug 5, so that the position of the lifting lug 5 may be fixed in the axial direction of the first rotating shaft 6. In some embodiments, the second shaft 7 is used for inserting the extensible member 4 and the extension arm 11 to fix the relative position of the extensible member 4 and the extension arm 11, and the second shaft 7 may be a cylindrical shaft having a boss 61 at one end, which is the same structure as the first shaft 6, or may be other structures.

In some embodiments, as shown in fig. 1 and 12, the extension arm 11 is provided with a plurality of first through holes 8, the extendable element 4 is provided with a plurality of second through holes 9, one lifting lug 5 is provided with a third through hole 10, the first rotating shaft 6 is used for being inserted into the first through holes 8, the second through holes 9 and the third through holes 10 or the second through holes 9 and the third through holes 10, and the second rotating shaft 7 is used for being inserted into the first through holes 8 and the second through holes 9. Specifically, when the lifted piece has a small size, the length of the extension arm 11 of the hanger body is enough to limit the position of the lifting lug 5 to lift the lifted piece, the telescopic piece 4 is located in the cavity of the extension arm 11, and by using the first rotating shaft 6, the relative position of the telescopic piece 4 and the extension arm 11 can be fixed, and the position of the lifting lug 5 on the extension arm 11 can be limited; specifically, as shown in fig. 9a, the first rotating shaft 6 is inserted into the first through hole 8, the second through hole 9 and the third through hole 10, the extensible member 4 is fixed in the extension arm 11, and the upper end of the lifting lug 5 is fixed in the extensible member 4 and the extension arm 11, so that the lifting appliance can lift a lifted object with a smaller size. Specifically, when the lifted piece has a larger size, the length of the extension arm 11 of the lifting appliance body is not enough to limit the position of the lifting lug 5 for lifting the lifted piece, the telescopic piece 4 needs to extend out of the extension arm 11, and the first rotating shaft 6 and the second rotating shaft 7 need to be used; specifically, as shown in fig. 9b and 9c, the first rotating shaft 6 is inserted into the second through hole 9 and the third through hole 10 to fix part of the upper end of the lifting lug 5 in the extensible member 4, the second rotating shaft 7 is inserted into the first through hole 8 and the second through hole 9 to fix the relative position of the extensible member 4 and the extension arm 11, and the lifting appliance has a longer extension arm 11 in the whole structure, so that a lifted object with a larger size can be lifted.

In some embodiments, as shown in fig. 9a, 9b and 9c, the position-limiting member 13 is used to limit the position of the first rotating shaft 6 and the second rotating shaft 7 relative to the extension arm 11. Specifically, the limiting member 13 may be configured as a cylindrical pin, a conical pin, or a return spring positioning pin.

In some embodiments, as shown in fig. 7 and 8, one end of the first rotating shaft 6 and one end of the second rotating shaft 7 are respectively provided with a limiting hole 63, and the limiting member 13 is inserted into the limiting holes, specifically, the limiting holes 63 are provided with blind holes or through holes which are perpendicular to the axes of the first rotating shaft 6 and the second rotating shaft 7, or have a certain angle with the axes of the first rotating shaft 6 and the second rotating shaft 7. In some embodiments, the limiting member 13 is a taper pin, and is inserted into a blind hole formed at one end of the first rotating shaft 6 and the second rotating shaft 7 and perpendicular to the axis of the first rotating shaft 6 and the second rotating shaft 7, so as to prevent the first rotating shaft 6 and the second rotating shaft 7 from falling out of the extension arm 11 or the extensible member 4.

Further, as shown in fig. 1, a connecting plate 14 is further provided between the hanging ring 3 and the connecting portion 12, and a cavity for rotation of the hanging ring 3 is formed between the connecting plate 14 and the connecting portion 12. Specifically, as shown in fig. 10, the connecting plate 14 is disposed around the lifting portion 31 and above the screwing portion 32, and the connecting plate 14 is connected to the connecting portion 12, and a cavity for accommodating the screwing portion 32 is formed by a groove 141 disposed at the bottom of the connecting plate 14 and a groove 121 disposed at the top of the connecting portion 12. In some embodiments, the connection between the connection portion 12 and the connection plate 14 is, in particular, welding, riveting, screwing, or the like. In some embodiments, the connection portion 12 is connected to the connection plate 14 by a screw connection, the connection portion 12 is provided with a blind threaded hole, the connection plate 14 is provided with a corresponding threaded hole, and a cavity for the screw connection portion 32 to be arranged and rotated is formed by a bolt fixing connection. The rotary connection part 32 can be directly contacted with the connection part 12 and the connection plate 14, and a rotary bearing can be arranged between the connection plate 14 and the connection part 12 for connection of the rotary connection part 32, so that the friction force between contact surfaces can be reduced, and the rotation of the hanging ring 3 in a cavity formed by the connection part 12 and the connection plate 14 is more flexible. In some embodiments, as shown in fig. 11, a flange rotating motor 15 may be further disposed at the lower end of the screwing portion 32, the flange rotating motor 15 is flange-connected to the lifting ring 3, specifically, the screwing portion 32 is fixedly connected to a flange plate on the flange motor 13 through a thread, and the flange rotating motor 15 drives the lifting ring 3 to rotate relative to the body 1 and the lifted object, so that the operation of the rotary spreader is more automated.

Further, as shown in fig. 12, the shackle 5 includes a positioning portion 51 for positioning the suspended object. Specifically, the positioning portion 51 has an I-shaped or L-shaped structure with a cambered inner surface. In some embodiments, the positioning portion 51 is shaped as an I-shaped structure with an arc surface on the inner surface, and a suspended piece with a certain taper can be suspended. In some embodiments, the positioning portion 51 has an L-shaped structure with an arc-shaped inner surface, and can be used for hanging a hung element with an irregular outer surface shape.

Further, as shown in fig. 13a, the lifting lug 5 further includes reinforcing parts 52 disposed at both sides of the positioning part for clamping the object to be lifted. Specifically, the shape of the reinforcing part can be designed into an L-shaped or F-shaped structure according to the requirement of the hung element. In some embodiments, as shown in fig. 13a, the reinforcing part may be L-shaped, and symmetrically designed on both sides of the positioning part, and the cross arm of the L-shaped structure is located below the suspended piece to support the suspended piece. In some embodiments, as shown in fig. 13b, the reinforcing part may be shaped like an F, and symmetrically designed on both sides of the positioning part, the long arm of the F-shaped structure is located below the suspended piece to support the suspended piece, and the short arm is located above the suspended piece to reinforce the stability of the suspended piece. Specifically, as shown in fig. 13c, a nylon pad may be added to a portion of the reinforcing portion that contacts the object to be hung, depending on the vulnerability of the part, and the method is suitable for hanging ceramic fragile objects.

Further, when the lifted object needs to be turned over in space, the rotary spreader may further include a rotary hanger shaft 16, as shown in fig. 14, one end of which is connected to the lifting lug 5 and the other end of which is connected to the lifted object, for controlling the turning over of the lifted object. In some examples, the rotating hanger shaft 16 is a long shaft, specifically, a cylinder, prism. In some embodiments, the rotating hanging shaft 16 is a cylinder, a rotating motor 17 may be disposed at a position connected to the lifting lug 5, and the rotating hanging shaft 16 is driven by the motor to control the hung object to turn around the rotating hanging shaft 16.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A rotary spreader, comprising:

the body comprises an extension arm and a connecting part which is arranged above the extension arm and connected with the extension arm;

the hanging ring is at least partially arranged above the body and is rotatably connected with the connecting part;

the telescopic piece is connected with the extension arm and can move telescopically relative to the extension arm;

a lifting lug at least partially disposed below the body and rotatably connected to the extension arm or the extendable member.

2. The rotary spreader of claim 1, further comprising:

the first rotating shaft is used for rotatably connecting the lifting lug, the extension arm and the telescopic piece or rotatably connecting the lifting lug and the telescopic piece.

3. The rotary spreader of claim 2, further comprising:

and the second rotating shaft is used for fixing the relative position of the telescopic piece and the extension arm.

4. The rotary hanger according to claim 3, wherein the extension arm has a plurality of first through holes, the extendable member has a plurality of second through holes, the lifting lug has a third through hole, the first shaft is adapted to be inserted into the first through hole, the second through hole and the third through hole or the second through hole and the third through hole, and the second shaft is adapted to be inserted into the first through hole and the second through hole.

5. The rotary spreader of claim 4, further comprising:

and the limiting piece is used for limiting the positions of the first rotating shaft and the second rotating shaft relative to the extension arm.

6. The rotary hanger according to claim 5, wherein one end of the first rotating shaft and one end of the second rotating shaft are respectively provided with a limiting hole, and the limiting member is inserted into the limiting holes.

7. The rotary spreader of claim 1, further comprising:

the connecting plate is arranged between the hanging ring and the connecting part; the connecting plate and the connecting part are provided with a cavity for rotation of the hanging ring.

8. The rotary spreader of claim 1, wherein the lifting lug includes a positioning portion for positioning the hoisted object, and an inner surface of the positioning portion is a curved surface.

9. The rotary spreader of claim 8, wherein the lifting lug further comprises reinforcing portions provided at both sides of the positioning portion for clamping the hoisted object.

10. The rotary spreader of claim 1, further comprising:

and one end of the rotary hanging shaft is connected with the lifting lug, and the other end of the rotary hanging shaft is connected with the hung object and is used for controlling the overturn of the hung object.

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