CN220564094U - Lifting appliance - Google Patents

Abstract

The application relates to the technical field of object transportation, in particular to a lifting appliance. The lifting appliance comprises a frame assembly, a connecting assembly, a lifting hook assembly and a clamping assembly, wherein the connecting assembly comprises a plurality of first connecting pieces; the lifting hook component is connected with the lifting mechanical piece, and is connected with the frame component through a plurality of first connecting pieces and used for being connected with the frame component; the clamping assembly comprises a plurality of clamping parts, and the clamping parts are arranged on the frame assembly and are used for clamping the battery box; the clamping part comprises a hanging claw, and the hanging claw is used for positioning the battery box. The hoist in this application is through setting up a plurality of clamping parts, and the clamping part includes the lifting claw, and the lifting claw is to battery box location, then in lifting machinery through lifting hook subassembly transport or shift battery box in-process, owing to the effect of lifting claw, has reduced the probability that the battery box drops.

Description

Lifting appliance

Technical Field

The application relates to the technical field of object transportation, in particular to a lifting appliance.

Background

This section provides merely background information related to the present disclosure and is not necessarily prior art.

In the process of carrying or transferring the battery box, a lifting tool is needed, a clamping part is usually arranged on a lifting tool in the prior art, the battery box is clamped by friction force between the clamping part and the battery box, and the battery box is easy to fall off in the process of transferring.

Disclosure of Invention

In view of the above problems, the present application provides a lifting appliance, which solves the problem that the lifting appliance in the prior art easily drops off the battery box in the process of carrying or transferring the battery box.

The application provides a hoist, hoist includes:

a frame assembly;

a connection assembly including a plurality of first connectors;

the lifting hook assembly is used for being connected with the lifting mechanical part and is connected with the frame assembly through a plurality of first connecting parts; and

the clamping assembly comprises a plurality of clamping parts, and the clamping parts are arranged on the frame assembly and are used for clamping the battery box; the clamping part comprises a hanging claw, and the hanging claw is used for positioning the battery box.

The hoist in this application is through setting up a plurality of clamping parts, and the clamping part includes the lifting claw, and the lifting claw is to battery box location, then in lifting machinery through lifting hook subassembly transport or shift battery box in-process, owing to the effect of lifting claw, has reduced the probability that the battery box drops.

In some embodiments of the present application, the clamping portion further includes a mounting frame, in which a clamping space for clamping the battery case is formed; the hanging claw can be inserted into the battery box in the clamping space. Through setting up the mounting bracket in this application to be formed with the centre gripping space of centre gripping battery box in the mounting bracket, then install the centre gripping space back at the battery box, the lifting claw can insert the battery box, thereby realize the location to the battery box, realize the stable centre gripping to the battery box.

In some embodiments of the present application, the hanging claw is provided on the mounting frame, and the hanging claw includes a first rod and a second rod connected to each other, the first rod being insertable into the battery box in the clamping space;

the periphery of the second rod is sleeved with an elastic piece;

the outside of elastic component is provided with the loop bar, and the loop bar sets up on the mounting bracket, and the both ends of elastic component respectively with mounting bracket and loop bar looks butt. The utility model provides a locate on the mounting bracket through the lifting claw in this application to including interconnect's first pole and second pole with the lifting claw, the diameter of first pole is greater than the diameter of second pole, and in the first pole can insert the battery box, the elastic component is established to the periphery cover of second pole, the loop bar of the outside setting on the mounting bracket of elastic component, the both ends of elastic component respectively with mounting bracket and first pole looks butt, then can realize the removal and the reduction to first pole through the effect of external force and elastic component.

In some embodiments of the present application, the clamping portion further includes a plug disposed at an end of the second rod remote from the first rod, and the plug is abuttable to the loop bar. Through setting up the read head in this application to set up the end cap in the one end of second pole, and end cap butt in the loop bar, then can apply external force to the lifting claw through the end cap, realize the removal to the lifting claw position, thereby can install the battery box of different specifications in the centre gripping space.

In some embodiments of the present application, the clamping portion further includes a fixing member and a second connecting member, the fixing member is disposed on the frame assembly, and two ends of the second connecting member are connected with the fixing member and the mounting frame, respectively. Through being mounting and second connecting piece with clamping part in this application, then can realize the regulation of clamping part through the mounting to be connected with the mounting bracket through the second connecting piece, realize the fixed of clamping part.

In some embodiments of the present application, the frame assembly includes a first frame and a support frame sequentially disposed along a first direction, the support frame being disposed on a side of the first frame facing the clamping assembly for supporting the first frame. This application is provided with first frame and the support frame that sets gradually along first direction through with the frame assembly, and the brace set up in one side of first frame orientation clamping assembly, realizes the support to first frame, has simple structure, and the characteristics that just realize easily.

In some embodiments of the present application, the clamping assembly is movably disposed on the support frame. According to the lifting appliance, the clamping assembly is movably arranged on the supporting frame, so that the position of the clamping assembly on the supporting frame can be adjusted, the lifting appliance is suitable for battery boxes with various specifications, and the universality of the lifting appliance is improved.

In some embodiments of the present application, the support frame is movably disposed on the first frame. According to the lifting appliance, the supporting frame is movably arranged on the first frame, and the position of the supporting frame on the first frame can be adjusted, so that the lifting appliance is suitable for battery boxes of various specifications, and the universality of the lifting appliance is improved.

In some embodiments of the present application, the first frame is a rectangular frame, and a fixing portion is disposed on the rectangular frame, and the plurality of first connectors are respectively connected with the fixing portion. According to the mounting structure, the first frame is set to be the rectangular frame, the rectangular frame is provided with the fixing portion connected with the first connecting piece, and then the first connecting piece can be mounted on the first frame through the fixing portion.

In some embodiments of the present application, the spreader further comprises a handle disposed on the frame assembly. The handle on the frame component is arranged, so that a user can operate the lifting appliance conveniently, and the lifting appliance is convenient to use.

The foregoing description is only an overview of the technical solutions of the present application, and may be implemented according to the content of the specification in order to make the technical means of the present application more clearly understood, and in order to make the above-mentioned and other objects, features and advantages of the present application more clearly understood, the following detailed description of the present application will be given.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

FIG. 1 is a schematic structural view of a spreader according to one or more embodiments of the present application;

FIG. 2 is a schematic view of the spreader of FIG. 1 in a second view (the first attachment assembly and hook assembly not shown);

FIG. 3 is a schematic view of the spreader of FIG. 2 in another view;

FIG. 4 is a cross-sectional view taken along section A-A in FIG. 3;

the reference numerals are as follows:

100. a lifting appliance;

10. a frame assembly; 11. a first frame; 111. a first cross beam; 112. a second cross beam; 113. a first stringer; 114. a second stringer; 115. a first mounting hole; 12. a support frame; 121. a second mounting hole; 13. a reinforcing frame; 14. a fixing part;

20. a connection assembly; 21. a first connector; 22. locking;

30. a hook assembly;

40. a clamping assembly; 41. a clamping part; 411. a hanging claw; 4111. a first lever; 4112. a second lever; 412. a mounting frame; 4121. a first mounting plate; 4122. a first through hole; 4123. a second mounting plate; 4124. a connecting rod; 4125. a connection hole; 413. a clamping space; 414. an elastic member; 415. a loop bar; 416. a plug; 417. a fixing member; 418. a second connector;

50. a handle;

60. and (5) a connecting pin.

Detailed Description

Embodiments of the technical solutions of the present application will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical solutions of the present application, and thus are only examples, and are not intended to limit the scope of protection of the present application.

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 application belongs; the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description and claims of the present application and in the description of the figures above are intended to cover non-exclusive inclusions.

In the description of the embodiments of the present application, the technical terms "first," "second," etc. are used merely to distinguish between different objects and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, a particular order or a primary or secondary relationship. In the description of the embodiments of the present application, the meaning of "plurality" is two or more unless explicitly defined otherwise.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

In the description of the embodiments of the present application, the term "and/or" is merely an association relationship describing an association object, which means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

In the description of the embodiments of the present application, the term "plurality" refers to two or more (including two), and similarly, "plural sets" refers to two or more (including two), and "plural sheets" refers to two or more (including two).

In the description of the embodiments of the present application, the orientation or positional relationship indicated by the technical terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the embodiments of the present application and for simplifying the description, rather than indicating or implying that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the embodiments of the present application.

In the description of the embodiments of the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; or may be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present application will be understood by those of ordinary skill in the art according to the specific circumstances.

Currently, the more widely the battery box is used in view of the development of market situation. The battery box is not only applied to energy storage power supply systems such as hydraulic power, firepower, wind power and solar power stations, but also widely applied to electric vehicles such as electric bicycles, electric motorcycles, electric automobiles, military equipment, aerospace and the like. With the continuous expansion of the application field of the battery box, the market demand of the battery box is also continuously expanding.

In the handling or transferring of battery boxes, it is often necessary to clamp the battery boxes with a lifting appliance and to transport the battery boxes by means of a lifting machine. The lifting appliance is usually provided with a clamping part, and the clamping of the battery box is realized through the friction force between the clamping part and the battery box, however, the mode is easy to fall off in the transferring process.

Therefore, in order to solve the technical problem, the applicant provides a lifting appliance in the embodiment of the application, so that the stable positioning of the battery box can be realized, and the falling probability of the battery box is reduced.

The structure of the spreader in the embodiments of the present application will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, the spreader 100 includes a frame assembly 10, a link assembly 20, a hook assembly 30 and a clamp assembly 40, the link assembly 20 including a plurality of first links 21; the hook assembly 30 is for connection to a lifting machine, and the hook assembly 30 is connected to the frame assembly 10 by a plurality of first connectors 21; the clamping assembly 40 comprises a plurality of clamping parts 41, and the clamping parts 41 are arranged on the frame assembly 10 and are used for clamping the battery box; the clamping portion 41 includes a hanging claw 411, and the hanging claw 411 is used for positioning the battery box.

The frame assembly 10 referred to herein is a frame structure having a strong strength capable of withstanding the weight of the battery pack. The attachment assembly 20 herein refers to a component that connects the hook assembly 30 to the frame assembly 10, and may be a chain or other load bearing component.

The hoist 100 in this application, through setting up a plurality of clamping parts 41, and clamping part 41 includes lifting claw 411, and lifting claw 411 is to the battery box location, then in lifting machinery through lifting hook assembly 30 transport or shift the battery box in-process, owing to the effect of lifting claw 411, has reduced the probability that the battery box drops.

The hanging claw 411 may be positioned in the battery box in various manners, and a part of the hanging claw 411 may be inserted into the battery box, or the hanging claw 411 may be fixed to the battery box by other mechanical connection manners.

It should be noted that the number of the holding portions 41 is four here, and the four holding portions 41 form a rectangular structure, and the positioning of the battery box is achieved from four positions. Of course, the number of the clamping portions 41 may be six or eight, and the battery box may be positioned.

In some embodiments of the present application, as shown in fig. 4, the clamping part 41 further includes a mounting bracket 412, and a clamping space 413 for mounting the battery box is formed in the mounting bracket 412; the hanging claw 411 may be inserted into a battery box installed in the clamping space 413. Wherein, the depth of insertion of the lifting claw 411 into the clamping space 413 is adjustable, so that battery boxes of different specifications can be mounted in the clamping space 413, and the lifting claw 411 can be inserted into the battery boxes.

The mounting frame 412 mentioned here means a member for mounting the hanging claw 411, and the holding space 413 means a space surrounded by the mounting frame 412, which can accommodate a portion of the battery box, thereby enabling positioning of the battery box. The mounting frame 412 has an approximately inverted F-shaped structure, and the holding space 413 is located at the lower side in the first direction, i.e., the Y-Y direction in fig. 4. Specifically, the mounting bracket 412 includes a first mounting plate 4121 and a second mounting plate 4123 parallel to each other, the first mounting plate 4121 is provided with a first through hole 4122, and the second mounting plate 4123 is provided with a second through hole, wherein the lifting claw 411 passes through the first through hole 4122 and the second through hole and is movable in the Y-Y direction in the first through hole 4122 and the second through hole. The mounting frame 412 further includes a connection rod 4124, and the connection rod 4124 is provided with a connection hole 4125, and the connection rod 4124 is connected to the second connection member 418 through the connection hole 4125.

Through setting up mounting bracket 412 in this application to form the centre gripping space 413 of installation battery case in mounting bracket 412, then install the centre gripping space 413 in the back at the battery case, the lifting claw 411 can insert the battery case, thereby realizes the location to the battery case, realizes the stable centre gripping to the battery case.

In some embodiments of the present application, as shown in fig. 4, the hanging claw 411 is provided on the mounting frame 412, and the hanging claw 411 includes a first rod 4111 and a second rod 4112 connected to each other, the first rod 4111 having a diameter larger than that of the second rod 4112, the first rod 4111 being insertable into the battery box installed in the clamping space 413; the outer periphery of the second rod 4112 is sleeved with an elastic piece 414; the outside of the elastic member 414 is provided with a loop bar 415, the loop bar 415 is disposed on the mounting frame 412, and two ends of the elastic member 414 are respectively abutted against the mounting frame 412 and the first rod 4111.

Here, the first rod 4111 and the second rod 4112 may be a separate structure or an integral structure, in fig. 4, the first rod 4111 and the second rod 4112 are an integral structure and may move along a first direction, when the second rod 4112 is pulled by an external force, the first rod 4111 moves upward, so as to leave a space for placing a battery box, and when the external force is removed, the first rod 4111 is reset under the action of the elastic member 414, so that the first rod 4111 is inserted into the battery box, and positioning of the battery box is achieved.

It should be noted that, the diameter of the first rod 4111 is larger than the diameter of the second rod 4112, and the inner diameter of the elastic member 414 is slightly larger than the outer diameter of the second rod 4112 or the same as the outer diameter of the second rod 4112, so that the sleeve rod 415 and the first rod 4111 may have a compression effect on the elastic member 414 when the first rod 4111 moves upward.

According to the embodiment of the application, the hanging claw 411 is arranged on the mounting frame 412, the hanging claw 411 comprises a first rod 4111 and a second rod 4112 which are connected with each other, the first rod 4111 can be inserted into the battery box, the periphery of the second rod 4112 is sleeved with the elastic piece 414, the outer side of the elastic piece 414 is provided with the sleeve rod 415 on the mounting frame 412, and then the movement and the resetting of the first rod 4111 can be realized through the action of external force and the elastic piece 414.

In some embodiments of the present application, as shown in fig. 4, the clamping portion 41 further includes a plug 416, the plug 416 is disposed at an end of the second rod 4112 away from the first rod 4111, and the plug 416 may abut against the sleeve rod 415. The plug 416 has two functions, one of which is a limiting function, preventing the second rod 4112 from falling off; another function is to facilitate the direct application of external force to the bulkhead 416 to effect the operation of the second rod 4112, such as by pulling the bulkhead 416 upward, such that both the second rod 4112 and the first rod 4111 move upward to facilitate the placement of the battery case within the clamping space 413.

It should be noted that, here, the plug 416 is detachably connected to the second rod 4112, and the free end of the second rod 4112 protrudes from the sleeve rod 415, so that the plug 416 can abut against the sleeve rod 415.

In this application, through setting up end cap 416 to set up end cap 416 in the one end of second pole 4112, and end cap 416 butt in loop bar 415, then can apply external force to lifting claw 411 through end cap 416, realize the removal to the lifting claw 411 position, thereby can install the battery box of different specifications in clamping space 413.

In some embodiments of the present application, as shown in fig. 1 to 3, the clamping portion 41 further includes a fixing member 417 and a second connecting member 418, wherein the fixing member 417 is disposed on the frame assembly 10, and two ends of the second connecting member 418 are connected to the fixing member 417 and the mounting frame 412, respectively. By dividing the clamping portion 41 into the fixing member 417 and the second connecting member 418 in this application, the fixing of the clamping portion 41 can be achieved by the fixing member 417.

The fixing member 417 herein refers to a member connected to the frame assembly 10, and specifically, a through hole may be provided in the fixing member 417 to enable connection between the fixing member 417 and the frame assembly 10 by a fastener. The second connecting member 418 may be a chain structure or other connecting member having strength.

As shown in fig. 4, both ends of the elastic member 414 are abutted against the sleeve rod 415 and the second mounting plate 4123, respectively, and when the plug 416 is pulled in the first direction Y-Y, the elastic member 414 is compressed. After the battery box is placed, the elastic piece 414 resets, and the first rod 4111 is inserted into the battery box, so that the battery box is positioned.

In some embodiments of the present application, the frame assembly 10 includes a first frame 11 and a support frame 12 sequentially disposed along a first direction, the support frame 12 being disposed on a side of the first frame 11 facing the clamping assembly 40 for supporting the first frame 11.

The first frame 11 is a rectangular frame, and the rectangular frame comprises a first cross beam 111, a second cross beam 112, a first longitudinal beam 113 and a second longitudinal beam 114, wherein the first cross beam 111 and the second cross beam 112 are oppositely arranged, the first longitudinal beam 113 and the second longitudinal beam 114 are oppositely arranged, and two ends of the support frame 12 are respectively connected with the first cross beam 111 and the second cross beam 112 and used for supporting the first frame 11.

This application is through being provided with frame assembly 10 along first direction first frame 11 and support frame 12 that set gradually, and support frame 12 sets up in first frame 11 towards clamping assembly 40's one side, realizes the support to first frame 11, has simple structure, and the characteristics that just realize easily.

The number of the supporting frames 12 is two, and the two supporting frames 12 are disposed opposite to the first frame 11.

In some embodiments of the present application, the clamp assembly 40 is movably disposed on the support frame 12. Here, the support frame 12 is provided with a plurality of second mounting holes 121 at intervals along the length direction, so that the clamping assembly 40 can be conveniently mounted on different second mounting holes 121, and the connection between the clamping assembly 40 and the support frame 12, specifically, the detachable connection between the fixing member 417 and the support frame 12 can be realized by inserting the connecting pin 60 into the second mounting holes 121.

The clamping assembly 40 is movably arranged on the support frame 12, so that the position of the clamping assembly 40 on the support frame 12 can be adjusted, the battery box is suitable for various specifications, and the universality of the lifting appliance 100 is improved.

In some embodiments of the present application, the support frame 12 is movably disposed on the first frame 11. Specifically, the first beam 111 and the second beam 112 are respectively provided with a plurality of first mounting holes 115, and the plurality of first mounting holes 115 are arranged at intervals along the length direction of the first beam 111 and the second beam 112, so that the support frame 12 can be mounted on different first mounting holes 115, and therefore, the position of the support frame 12 is adjusted, and the movement of the support frame 12 on the first frame 11 is realized.

Specifically, both ends of the support frame 12 are detachably connected to the first and second beams 111 and 112 of the first frame 11, so that movement of the support frame 12 along the length directions of the first and second beams 111 and 112 can be achieved.

According to the lifting appliance, the supporting frame 12 is movably arranged on the first frame 11, and the position of the supporting frame 12 on the first frame 11 can be adjusted, so that the lifting appliance is suitable for battery boxes with various specifications, and the universality of the lifting appliance 100 is improved.

Alternatively, as shown in fig. 1 to 3, the first frame 11 is a rectangular frame on which the fixing portions 14 are provided, and the plurality of first connection members 21 are respectively connected to the fixing portions 14. That is, both ends of the first connecting member 21 are connected to the hook assembly 30 and the fixing portion 14, respectively, and the fixing portion 14 has a circular shape.

The connecting assembly 20 further comprises a lock catch 22, wherein the lock catch 22 is arranged at two ends of the first connecting piece 21, and the lock catch 22 is detachably connected with the hook assembly 30 and the fixing portion 14 respectively.

The first frame 11 is set to be a rectangular frame, and the rectangular frame is provided with the fixing part 14 connected with the first connecting piece 21, so that the first connecting piece 21 can be mounted on the first frame 11 through the fixing part 14.

Alternatively, the number of the fixing portions 14 is four here, which are provided at four end angular positions of the first frame 11, respectively. Correspondingly, the number of the first connecting pieces 21 is four, and the four first connecting pieces 21 are respectively connected with the four fixing parts 14, so that the connection of the first frame 11 is realized, and the balance setting of the first frame 11 is realized. Here, one end of each of the four first links 21 is connected to the hook assembly 30.

In some embodiments of the present application, the spreader 100 further includes a handle 50, the handle 50 being disposed on the frame assembly 10. The handle 50 is provided on the first longitudinal beam 113 or the second longitudinal beam 114 of the frame assembly 10, so that a user can conveniently perform manual operation on the hanger 100 to control the transfer direction of the battery box.

The handle 50 arranged on the frame assembly 10 can be used for facilitating the operation of the lifting appliance 100 by a user, and the lifting appliance 100 is convenient to use.

Optionally, the frame assembly 10 further includes a reinforcing frame 13, where the reinforcing frame 13 is disposed on the first frame 11 to enhance the strength of the first frame 11, and where the reinforcing frame 13 may be one or more shelves and connected to the first frame 11.

It should be noted that, the reinforcing frame 13 and the supporting frame 12 are respectively disposed at two sides of the first frame 11, and the supporting frame 12 may also serve to fix the clamping assembly 40 in addition to reinforcing the strength of the first frame 11.

It should be added that, in the lifting appliance 100 in the application, the dimension from the highest end to the lowest end in fig. 1 is about 1.35 meters, and the positioning of the battery box is realized through four clamping parts 41, so that the high efficiency, convenience and safety of the packaging operation of the battery box can be realized.

In addition, the clamping space 413 is larger along the first direction Y-Y, so that the battery box can be in butt joint with most of the specifications, and the applicability of the lifting appliance 100 is improved.

The foregoing is merely a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the technical scope of the present application should be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A spreader, the spreader comprising:

a frame assembly;

a connection assembly including a plurality of first connectors;

a hook assembly for connection with a lifting mechanism, the hook assembly being connected with the frame assembly by the plurality of first connectors; and

the clamping assembly comprises a plurality of clamping parts which are arranged on the frame assembly and used for clamping the battery box; the clamping portion comprises a hanging claw, and the hanging claw is used for positioning the battery box.

2. The spreader of claim 1, wherein the clamping portion further comprises a mounting frame having a clamping space formed therein for clamping the battery box;

the hanging claw can be inserted into the battery box in the clamping space.

3. The spreader of claim 2, wherein the hanging claw is provided on the mounting frame, and the hanging claw includes a first rod and a second rod connected to each other, the first rod having a diameter larger than that of the second rod, and the first rod being insertable into the battery box in the clamping space;

an elastic piece is sleeved on the periphery of the second rod;

the outside of elastic component is provided with the loop bar, the loop bar set up in on the mounting bracket, the both ends of elastic component respectively with the mounting bracket with first pole looks butt.

4. The spreader of claim 3, wherein the clamping portion further comprises a plug disposed at an end of the second rod remote from the first rod, and the plug is abuttable to the loop bar.

5. The spreader of claim 2, wherein the clamping portion further comprises a fixing member and a second connecting member, the fixing member being disposed on the frame assembly, and both ends of the second connecting member being connected to the fixing member and the mounting frame, respectively.

6. The spreader of claim 5, wherein the frame assembly comprises a first frame and a support frame disposed sequentially along a first direction, the support frame disposed on a side of the first frame facing the clamp assembly for supporting the first frame.

7. The spreader of claim 6, wherein the clamp assembly is movably disposed on the support frame.

8. The spreader of claim 6, wherein the support frame is movably disposed on the first frame.

9. The spreader of claim 6, wherein the first frame is a rectangular frame, a fixing portion is provided on the rectangular frame, and the plurality of first connection members are respectively connected with the fixing portion.

10. The spreader of any one of claims 1 to 9, further comprising a handle disposed on the frame assembly.