CN217996660U - Material lifting device - Google Patents

Abstract

The utility model relates to a material lifting device, material lifting device include supporting component, transport subassembly and pull the subassembly. The supporting assembly is arranged on one side of the wall body, and materials or photovoltaic assemblies to be carried are placed on the carrying piece of the carrying assembly. Because the traction assembly is arranged on the supporting assembly and is connected with the guide piece of the carrying assembly, the traction assembly drives the guide piece to drive the carrying piece to move on the supporting assembly along the second direction, so that the materials or the photovoltaic assemblies to be carried move to one side of the roof. The carrier is further caused to move in a first direction relative to the guide member such that the material or photovoltaic module on the carrier is moved in the first direction onto the roof to facilitate removal of the material or photovoltaic module from the carrier. Above-mentioned material lifting device can effectively reduce workman's operation intensity, improves handling efficiency, and the in-process of transport reduces material or photovoltaic module by damaged possibility, reduces the possibility of falling, guarantees the security of transport.

Description

Material lifting device

Technical Field

The utility model relates to a transport technical field especially relates to material lifting device.

Background

With the wider and wider application of photovoltaic power generation, roof photovoltaic projects are more and more. In the installation process of the photovoltaic module, the photovoltaic module is generally manually lifted and pulled to the roof by using ropes, or manually carried to the roof by using stairs. And then traditional photovoltaic module's transport mode leads to that manual work intensity of labour is big, work efficiency is low, and photovoltaic module easily takes place the damage at the in-process of transport, has the potential safety hazard of falling.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a material lifting device that improves the conveying efficiency and the conveying stability.

A material lifting device comprises a supporting assembly, a carrying assembly and a traction assembly, wherein the carrying assembly comprises a guide piece and a carrying piece, the guide piece is movably arranged on the supporting assembly, and the carrying piece can move along a first direction relative to the guide piece; the traction assembly is arranged on the support assembly and connected with the guide piece, and the traction assembly is used for driving the guide piece to drive the carrying piece to move on the support assembly along a second direction, wherein the second direction is intersected with the first direction.

In one embodiment, the guide member includes a guide portion and a connecting portion disposed on the guide portion, the guide portion is disposed on the support member and is in guiding fit with the support member along the second direction, the connecting portion is located on one side of the support member, and the carrying member is disposed on the connecting portion and is capable of moving along the first direction relative to the connecting portion.

In one embodiment, the guide portion includes at least two guide rods arranged at intervals and at least two first connecting rods arranged at intervals, each guide rod is arranged at intervals along the second direction, opposite ends of each guide rod are respectively in guiding fit with the supporting component, and each first connecting rod is arranged at intervals along the length direction of the guide rod, so that each first connecting rod can be connected with each guide rod; the connecting parts comprise second connecting rods, the number of the second connecting rods is consistent with that of the first connecting rods, and one end of each second connecting rod is correspondingly connected to one first connecting rod; the carrying piece comprises carrying rods, the number of the carrying rods is consistent with that of the second connecting rods, and each carrying rod is correspondingly movably arranged on one second connecting rod along a first direction.

In one embodiment, the supporting assembly includes a supporting member and an expansion member, the expansion member is disposed on the supporting member and can move along a second direction relative to the supporting member, the guiding member is movably disposed on the supporting member, and the traction assembly can drive the guiding member to move from the supporting member to the expansion member.

In one embodiment, the supporting assembly further comprises a base and a diagonal support member, one end of the supporting member, which is far away from the telescopic member, is arranged on the base, the diagonal support member is arranged on a position of the supporting member, which is close to the base, and one end of the diagonal support member, which is far away from the supporting member, and the base can be located on the same plane.

In one embodiment, the diagonal support member includes a first support portion and a second support portion, the second support portion is retractable relative to the first support portion, and the first support portion is rotatably disposed on the support member.

In one embodiment, the supporting member includes at least two supporting rods and a first cross rod, each supporting rod is disposed on the first cross rod at intervals, the telescopic member includes at least two telescopic rods and a second cross rod, the number of the telescopic rods is equal to the number of the supporting rods, each telescopic rod is disposed on the second cross rod at intervals, and each telescopic rod is correspondingly disposed on one end of one supporting rod in a movable manner along the second direction; the base is including placing the pole, the quantity of placing the pole with the quantity of bracing piece is unanimous, each place the pole interval and set up, just the length direction of placing the pole and each the plane that the bracing piece formed is crossing, each the bracing piece is kept away from the one end of telescopic link correspond connect in one place on the pole.

In one embodiment, the guide member is disposed on one side of a plane formed by each of the support rods, and a roller is disposed on an end of the placing rod facing away from the carrying member.

In one embodiment, the traction assembly comprises a first driving wheel, a second driving wheel, a power source and a flexible part, the first driving wheel is arranged at one end, far away from the telescopic part, of the support part, the second driving wheel is located above the first driving wheel and is arranged at one end, far away from the support part, of the telescopic part, the flexible part bypasses the first driving wheel and the second driving wheel, the power source is used for driving the first driving wheel or the second driving wheel to rotate, and the guide part is connected to the flexible part.

In one embodiment, the material lifting device further comprises a moving wheel, and the moving wheel is arranged on one side of the support assembly, which faces away from the carrying member.

Above-mentioned material lifting device sets up the supporting component in one side of wall body to the material or the photovoltaic module that will carry are placed on the carrier of handling the subassembly. Because the traction assembly is arranged on the supporting assembly and is connected with the guide piece of the carrying assembly, the traction assembly drives the guide piece to drive the carrying piece to move on the supporting assembly along the second direction, so that the materials or the photovoltaic assemblies to be carried move to one side of the roof. The carrier is further caused to move in a first direction relative to the guide to move the material or photovoltaic module on the carrier in the first direction onto the roof to facilitate removal of the material or photovoltaic module from the carrier. Above-mentioned material lifting device can effectively reduce workman's operation intensity, improves handling efficiency, and the in-process of transport reduces material or photovoltaic module by damaged possibility, reduces the possibility of falling, guarantees the security of transport.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of 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.

Furthermore, the drawings are not to scale as 1:1, and the relative sizes of the various elements are drawn in the drawings by way of example only and not necessarily to true scale. In the drawings:

FIG. 1 is a schematic diagram of a material lifting apparatus according to an embodiment;

FIG. 2 is a schematic structural view of the handling assembly of FIG. 1;

FIG. 3 is a schematic view of the material lifting apparatus shown in FIG. 1 in a use state;

fig. 4 is a schematic structural view of the material lifting device shown in fig. 1 after being laid down.

Description of reference numerals:

10. a material lifting device; 100. a support assembly; 110. a support member; 111. a support bar; 112. a first cross bar; 120. a telescoping member; 121. a telescopic rod; 122. a second cross bar; 130. a base; 131. placing a rod; 132. a bottom bar; 133. a roller; 140. a diagonal stay member; 141. a first support section; 142. a second support portion; 150. placing a rack; 200. a handling assembly; 210. a guide member; 211. a guide portion; 2111. a guide bar; 2112. a first connecting rod; 212. a connecting portion; 2122. a second connecting rod; 220. a carrier; 221. a carrying rod; 230. a carrying plate; 300. a traction assembly; 310. a power source; 320. a flexible member; 400. a moving wheel; 500. the rod is moved.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

Referring to fig. 1 and 2, the material lifting device 10 of an embodiment of the present invention can at least ensure the carrying efficiency and the stability of the carrying. Specifically, the material lifting device 10 includes a support assembly 100, a handling assembly 200, and a pulling assembly 300. The carrying assembly 200 comprises a guide member 210 and a carrying member 220, wherein the guide member 210 is movably arranged on the support assembly 100, and the carrying member 220 can move along a first direction a relative to the guide member 210; the pulling assembly 300 is disposed on the supporting assembly 100 and connected to the guiding element 210, and the pulling assembly 300 is configured to drive the guiding element 210 to drive the carrying element 220 to move on the supporting assembly 100 along a second direction b, where the second direction b is intersected with the first direction a.

Here, the movement in the first direction a may be understood as a movement in a horizontal direction, or may be understood as a movement having a certain inclination with respect to the horizontal direction, as long as the horizontal position of the carrier assembly 200 is changed. The second direction b may be a vertical direction, or may be a direction having a certain inclination angle with respect to the vertical direction, as long as the height position of the carrying assembly 200 can be changed.

In use, the support assembly 100 is disposed on one side of the wall, and the materials or photovoltaic modules to be handled are placed on the handling member 220 of the handling assembly 200. Since the pulling assembly 300 is disposed on the supporting assembly 100 and connected to the guiding element 210 of the carrying assembly 200, the pulling assembly 300 drives the guiding element 210 to drive the carrying element 220 to move on the supporting assembly 100 along the second direction b, so that the material or the photovoltaic module to be carried moves to one side of the roof. The carrier 220 is further caused to move in a first direction a relative to the guide 210 so that the material or photovoltaic module on the carrier 220 moves in the first direction a onto the roof to facilitate removal of the material or photovoltaic module from the carrier 220. Above-mentioned material lifting device 10 can effectively reduce workman's operation intensity, improves handling efficiency, and the in-process of transport reduces material or photovoltaic module by damaged possibility, reduces the possibility of falling, guarantees the security of transport.

In one embodiment, the support assembly 100 is formed with a guide slot, and the guide member 210 is disposed in the guide slot, so that the guide member 210 can move in the guide slot. In another embodiment, a guide protrusion may be further formed on the support assembly 100, and a groove is formed on the guide member 210, and the guide protrusion is inserted into the groove to ensure that the guide member 210 can stably move on the support assembly 100. In other embodiments, the support assembly 100 may be guided to cooperate with the guide 210 in other manners, as long as the guide 210 can be ensured to move stably along the second direction b.

In one embodiment, the guiding element 210 includes a guiding portion 211 and a connecting portion 212 disposed on the guiding portion 211, the guiding portion 211 is disposed on the supporting component 100 and is in guiding fit with the supporting component 100 along the second direction b, the connecting portion 212 is disposed at one side of the supporting component 100, and the carrying element 220 is disposed on the connecting portion 212 and is capable of moving along the first direction a relative to the connecting portion 212. The guide portion 211 facilitates a guiding engagement with the support assembly 100 and the connecting portion 212 facilitates a connection with the carrier 220.

In this embodiment, the guiding portion 211 includes at least two guiding rods 2111 disposed at intervals and at least two first connecting rods 2112 disposed at intervals, each guiding rod 2111 is disposed at intervals along the second direction b, opposite ends of each guiding rod 2111 are respectively in guiding fit with the supporting component 100, and each first connecting rod 2112 is disposed at intervals along the length direction of the guiding rod 2111, so that each first connecting rod 2112 can be connected to each guiding rod 2111. Each guide bar 2111 can be guided to cooperate with the support assembly 100, while the different guide bars 2111 are connected to each other by a first connecting bar 2112, ensuring that the guide bars 2111 can move synchronously.

Specifically, the connecting portion 212 includes second connecting rods 2122, the number of the second connecting rods 2122 is the same as the number of the first connecting rods 2112, and one end of each second connecting rod 2122 is correspondingly connected to one first connecting rod 2112; carrier 220 includes carrier rods 221, the number of carrier rods 221 is the same as the number of second connecting rods 2122, and each carrier rod 221 is correspondingly movably disposed on a second connecting rod 2122 along the first direction a. Movement of carrier 220 in first direction a is achieved by relative movement of second connecting rod 2122 and carrier rod 221. And the first connecting rod 2112 further provides a mounting location for the second connecting rod 2122.

For example, two first connecting rods 2112, two second connecting rods 2122 and two carrying rods 221 are provided, and each first connecting rod 2112 is connected to a corresponding second connecting rod 2122 and a carrying rod 221. In another embodiment, the number of the first connecting rod 2112, the number of the second connecting rod 2122, and the number of the carrying rods 221 may be three.

In this embodiment, the carrying assembly 200 further includes a carrying plate 230, and the carrying plate 230 is disposed on the carrying member 220. Specifically, the carrier plate 230 is detachably provided on the carrier 220. The placement of materials or photovoltaic modules is facilitated by the provision of handling plates 230. By detachably arranging the carrying plate 230 on the carrying member 220, the carrying plate 230 can be conveniently detached, and materials or photovoltaic modules on the carrying plate 230 can be conveniently detached.

Referring to fig. 1 and 3, in an embodiment, the supporting assembly 100 includes a supporting member 110 and a telescopic member 120, the telescopic member 120 is disposed on the supporting member 110 and can move along a second direction b relative to the supporting member 110, the guiding member 210 is movably disposed on the supporting member 110, and the traction assembly 300 can drive the guiding member 210 to move from the supporting member 110 to the telescopic member 120. By providing the telescopic member 120 to move telescopically relative to the support member 110, the height of the support assembly 100 can be adjusted, so as to adapt to the transportation of materials at different heights, and improve the adaptability of the material lifting device 10.

Specifically, the supporting member 110 includes at least two supporting rods 111 and a first cross bar 112, and the supporting rods 111 are disposed on the first cross bar 112 at intervals. The retractable member 120 includes at least two retractable rods 121 and a second cross bar 122, and the number of the retractable rods 121 is the same as the number of the support rods 111, each retractable rod 121 is disposed on the second cross bar 122 at an interval, and each retractable rod 121 is correspondingly disposed on one end of one support rod 111 movably along the second direction b. The supporting rod 111 and the telescopic rod 121 are both disposed along the second direction b. The first cross bar 112 is arranged to facilitate connection of the support bars 111, and the second cross bar 122 is arranged to facilitate connection of the telescopic bars 121. Each telescopic rod 121 can move relative to the supporting rod 111, so that the moving stability of the telescopic member 120 relative to the supporting member 110 can be improved.

Further, opposite ends of the guide member 210 are respectively guide-engaged with the two support rods 111.

In this embodiment, there are two support rods 111, the two support rods 111 are disposed at an interval, and two ends of the first cross bar 112 are disposed on the two support rods 111 respectively.

In an embodiment, a telescopic cavity is formed in the supporting rod 111, and the telescopic rod 121 is inserted into the telescopic cavity to realize the telescopic movement of the telescopic rod 121 relative to the supporting rod 111, and meanwhile, the guide member 210 is conveniently moved from the supporting rod 111 to the telescopic rod 121. In another embodiment, the extension rod 121 may be further disposed on an outer wall of the support rod 111. Or the telescopic cavity is arranged on the telescopic rod 121, and the support rod 111 is arranged in the telescopic cavity in a penetrating manner.

In one embodiment, the supporting assembly 100 further includes a base 130 and a diagonal member 140, wherein an end of the supporting member 110 away from the telescopic member 120 is disposed on the base 130, the diagonal member 140 is disposed on a position of the supporting member 110 close to the base 130, and an end of the diagonal member 140 away from the supporting member 110 and the base 130 can be located on the same plane. The stability of the vertical arrangement of the support member 110 can be ensured by providing the base 130, and the stability of the vertical arrangement of the support member 110 can be further enhanced by the diagonal support member 140.

Specifically, the base 130 includes placing rods 131, the number of the placing rods 131 is the same as the number of the supporting rods 111, the placing rods 131 are arranged at intervals, the length direction of the placing rods 131 intersects with the plane formed by the supporting rods 111, and one end of each supporting rod 111 far from the telescopic rod 121 is correspondingly connected to one placing rod 131. In use, the placing rod 131 is placed on the ground, so that the support 110 can be arranged in the second direction b,

in one embodiment, the base 130 further includes a bottom rod 132, and each of the placing rods 131 is disposed on the bottom rod 132. The relative coupling between the respective placing rods 131 is facilitated by the bottom rods 132. In this embodiment, one end of the supporting rod 111 away from the telescopic rod 121 is disposed on the bottom rod 132.

Referring to fig. 3 and 4, in an embodiment, one end of the diagonal support member 140 is rotatably disposed on the support member 110. Because the diagonal support member 140 is rotatable relative to the support member 110, the diagonal support member 140 can be rotated to one side of the support rod 111 during transportation, so as to reduce the occupation of space and facilitate the transportation of the material lifting device 10.

The inclined supporting member 140 includes a first supporting portion 141 and a second supporting portion 142, the second supporting portion 142 is retractable relative to the first supporting portion 141, and the first supporting portion 141 is rotatably disposed on the supporting member 110. Through the first supporting portion 141 stretching relative to the second supporting portion 142, the whole length of the diagonal support member 140 can be conveniently adjusted, the setting angle of the support relative to the support member 110 can be conveniently adjusted, the support stability is improved, and the adaptation to different terrains is convenient. Meanwhile, since the first supporting portion 141 is rotatable relative to the supporting member 110, when the material lifting device 10 is transported, the second diagonal supporting member 140 can be retracted relative to the first diagonal supporting member 140, and the first diagonal supporting member 140 is rotated to one side of the supporting rod 111, so that the occupied space is reduced, and the material lifting device 10 is convenient to transport.

In the present embodiment, the number of the diagonal braces 140 is at least two, and at least one diagonal brace 140 is respectively disposed on the two outermost support bars 111. By arranging the diagonal support members 140 on the support rods 111 at the outermost sides and supporting the support rods 111 on the ground, the stability of the material lifting device 10 is ensured, and the material lifting device 10 is placed to be toppled.

Specifically, two diagonal supporting members 140 are disposed on one supporting rod 111 located at the outermost side, and the two diagonal supporting members 140 are disposed at different sides of the supporting rod 111, so that the supporting stability can be further ensured.

In one embodiment, the guiding member 210 is disposed on one side of the plane formed by each supporting rod 111, and the roller 133 is disposed on the end of the placing rod 131 opposite to the carrying member 220. In carrying the material lifting device 10, the support assembly 100 may be laid down such that the side of the placing rod 131 opposite to the carrying member 220 contacts the ground, thereby contacting the roller 133 to the ground, which facilitates the convenience of lifting and moving the material lifting device 10 by using the roller 133.

In one embodiment, the material lifting apparatus 10 further includes a moving wheel 400, and the moving wheel 400 is disposed on a side of the support assembly 100 opposite to the carrying member 220. In carrying the material lifting device 10, the support assembly 100 may be lowered to allow the moving wheel 400 to contact the ground, thereby facilitating the convenience of lifting the moving material lifting device 10 with the moving wheel 400.

In this embodiment, the side of the supporting rod 111 opposite to the carrying member 220 is provided with a moving rod 500, and the moving wheel 400 is disposed on one end of the moving rod 500 far from the supporting rod 111. And the roller 133 and the moving wheel 400 are located on the same side of the supporting rod 111, so that when the material lifting device 10 is laid down, the roller 133 and the moving wheel 400 can contact the ground simultaneously, and the convenience of transportation is effectively improved by the roller 133 and the moving wheel 400.

Referring to fig. 1 and 3, in one embodiment, the traction assembly 300 includes a first driving wheel (not shown), a second driving wheel (not shown), a power source 310 and a flexible element 320, the first driving wheel is disposed on one end of the support 110 far from the telescopic element 120, the second driving wheel is disposed above the first driving wheel and is disposed on one end of the telescopic element 120 far from the support 110, the flexible element 320 bypasses the first driving wheel and the second driving wheel, the power source 310 is used for driving the first driving wheel or the second driving wheel to rotate, and the guide element 210 is connected to the flexible element 320. Specifically, the power source 310 is disposed on an end of the support 110 away from the telescopic member 120 for driving the first driving wheel, and the second driving wheel can serve as a guiding structure for the flexible member 320. The guide 210 is fixed on the flexible member 320, and the power source 310 drives the first driving wheel to rotate, so that the flexible member 320 moves along the second direction b, and the guide 210 is further driven to move along the second direction b.

Further, a rack 150 is disposed at an end of the supporting member 110 away from the telescopic member 120, and the power source 310 is disposed on the rack 150. In this embodiment, the placing rack 150 is disposed on a side of the supporting member 110 opposite to the carrying member 220. Specifically, the opposite ends of the rack 150 are respectively disposed on the two support rods 111.

In this embodiment, since the telescopic member 120 is telescopic with respect to the support member 110, it is further facilitated by the flexible member 320 to adjust the length of the flexible member 320 according to the moving position of the telescopic member 120 with respect to the support member 110.

In this embodiment, the flexible member 320 may be a pulling rope, the pulling rope is wound around the first driving wheel and the second driving wheel, and the power source 310 drives the first driving wheel or the second driving wheel to rotate, so as to adjust the number of winding turns of the pulling rope, thereby achieving the purpose of adjusting the pulling rope to pull the carrying assembly 200. Or the flexible member 320 may be a chain or other member.

In other embodiments, the pulling assembly 300 may also be a belt or chain conveyor structure, or other components that enable movement of the carrier assembly 200 on the support assembly 100.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "orientation or positional relationship indicated in the first direction a", "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 only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Claims (10)

1. A material lifting device, characterized in that the material lifting device comprises:

a support assembly;

the carrying assembly comprises a guide piece and a carrying piece, the guide piece is movably arranged on the supporting assembly, and the carrying piece can move along a first direction relative to the guide piece; and

the traction assembly is arranged on the support assembly and connected with the guide piece, and the traction assembly is used for driving the guide piece to drive the carrying piece to move on the support assembly along a second direction, wherein the second direction is intersected with the first direction.

2. The material lifting device according to claim 1, wherein the guiding member comprises a guiding portion and a connecting portion disposed on the guiding portion, the guiding portion is disposed on the supporting member and is in guiding engagement with the supporting member along the second direction, the connecting portion is located at one side of the supporting member, and the carrying member is disposed on the connecting portion and is movable relative to the connecting portion along the first direction.

3. The material lifting device according to claim 2, wherein the guiding portion comprises at least two guiding rods spaced apart from each other and at least two first connecting rods spaced apart from each other, each of the guiding rods is spaced apart from each other along the second direction, opposite ends of each of the guiding rods are respectively in guiding engagement with the supporting member, and each of the first connecting rods is spaced apart from each other along the length of the guiding rods so that each of the first connecting rods can be connected to each of the guiding rods; the connecting parts comprise second connecting rods, the number of the second connecting rods is consistent with that of the first connecting rods, and one end of each second connecting rod is correspondingly connected to one first connecting rod; the carrying piece comprises carrying rods, the number of the carrying rods is consistent with that of the second connecting rods, and each carrying rod is correspondingly arranged on one second connecting rod in a movable mode along a first direction.

4. A material lifting device according to any one of claims 1-3, wherein the support assembly comprises a support member and a telescopic member, the telescopic member being arranged on the support member and being movable in a second direction relative to the support member, the guide member being movably arranged on the support member, and the traction assembly being capable of driving the guide member to move from the support member to the telescopic member.

5. The material lifting device according to claim 4, wherein the supporting assembly further comprises a base and a diagonal support member, one end of the supporting member away from the telescopic member is disposed on the base, the diagonal support member is disposed on a position of the supporting member close to the base, and one end of the diagonal support member away from the supporting member and the base can be located on the same plane.

6. The material lifting device according to claim 5, wherein the diagonal support member comprises a first support portion and a second support portion, the second support portion being retractable with respect to the first support portion, the first support portion being rotatably disposed on the support member.

7. The material lifting device according to claim 5, wherein the supporting member comprises at least two supporting rods and a first cross rod, each supporting rod is arranged on the first cross rod at intervals, the telescopic member comprises at least two telescopic rods and a second cross rod, the number of the telescopic rods is equal to that of the supporting rods, each telescopic rod is arranged on the second cross rod at intervals, and each telescopic rod is correspondingly arranged on one end of one supporting rod in a movable manner along the second direction; the base is including placing the pole, the quantity of placing the pole with the quantity of bracing piece is unanimous, each place the pole interval and set up, just the length direction of placing the pole and each the plane that the bracing piece formed is crossing, each the bracing piece is kept away from the one end of telescopic link correspond connect in one place on the pole.

8. A material lifting device as claimed in claim 7, characterized in that the guide is arranged on one side of the plane formed by the respective support bars, and that the end of the placement bar facing away from the carrier is provided with rollers.

9. The material lifting device according to claim 4, wherein the traction assembly comprises a first driving wheel, a second driving wheel, a power source and a flexible member, the first driving wheel is disposed on one end of the supporting member away from the telescopic member, the second driving wheel is disposed above the first driving wheel and disposed on one end of the telescopic member away from the supporting member, the flexible member bypasses the first driving wheel and the second driving wheel, the power source is used for driving the first driving wheel or the second driving wheel to rotate, and the guiding member is connected to the flexible member.

10. A material lifting device according to any one of claims 1-3, characterised in that the material lifting device further comprises moving wheels arranged on the side of the support assembly facing away from the carrier.

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