Material lifting device

Abstract

The utility model provides a material lifting device, and belongs to the technical field of building construction. Comprising a base plate, a vertical stand column is fixed to the base plate, a suspension frame is fixed to the top of the stand column, a movable pulley assembly is arranged at the top end of the suspension frame, a fixing frame is arranged at the bottom of the suspension frame, a power device is installed on the fixing frame, a steel cable is wound on a rotating shaft of the power device, and the steel cable is matched with the movable pulley assembly; the movable pulley assembly comprises a first fixed pulley, a second fixed pulley and a movable pulley, the first fixed pulley and the second fixed pulley are sequentially fixed to the upper position and the lower position of the top end of the suspension frame, a movable frame is matched below the second fixed pulley, and the movable pulley is rotationally installed in the middle of the movable frame. And the steel cable bypasses the first fixed pulley and the movable pulley, then bypasses the second fixed pulley and is hooked with the top end of the movable frame. According to the utility model, the labor can be saved, the load on a power device can be reduced, the lifting of materials is more stable, and the use effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a material lifting device. Background Art

[0002] When constructing a house or other building, due to the limitations of the first-floor construction site environment, it is inconvenient to transport building materials such as bricks, masonry mortar, and decorative panels to the construction area. Therefore, a material lifting device is required.

[0003] However, in actual use, the existing hoist generally includes a main body device, which is composed of steel diagonal rods, steel vertical rods, and counterweights to form a stable structure, and a power device for providing the lifting power of the machine. Direct suspension through steel cables is more laborious, the load of the power device is large, and the suspension process is not stable enough and is easy to swing, making it inconvenient to use overall.

[0004] Therefore, the present application provides a material lifting device to solve the above technical problems. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a material lifting device to solve the problems that the existing lifting machine is relatively laborious, has a large load on the power device, is not stable enough during the suspension process, and is easy to swing.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0007] A material lifting device comprises a base plate, a vertical column is fixed on the base plate, a suspension frame is fixed on the top of the column, a movable pulley assembly is arranged on the top of the suspension frame, a fixed frame is arranged on the bottom of the suspension frame, a power device is installed on the fixed frame, a steel cable is wound on the rotating shaft of the power device, and the steel cable cooperates with the movable pulley assembly;

[0008] The movable pulley assembly comprises a first fixed pulley, a second fixed pulley and a movable pulley, wherein the first fixed pulley and the second fixed pulley are fixed to the upper and lower positions of the top end of the suspension frame in sequence, a movable frame is provided below the second fixed pulley, the movable pulley is rotatably mounted on the middle part of the movable frame, a hook is fixed at the lower end of the movable frame, and the steel cable passes around the first fixed pulley and the movable pulley and then passes around the second fixed pulley and is hung on the top end of the movable frame;

[0009] Vertical limiting rods are symmetrically fixed on both sides of the movable frame, and the limiting rods vertically penetrate the top side surfaces of the suspension frame.

[0010] Optionally, a plurality of rollers are mounted on the lower end surface of the substrate.

[0011] Optionally, a plurality of columns are vertically passed through the edge of the base plate, and a positioning plate for contacting the ground is fixed at the lower end of the column.

[0012] Optionally, two vertical limiting through holes are symmetrically arranged on both sides of the top of the suspension bracket, and the limiting rod is vertically passed through.

[0013] Optionally, a groove for accommodating the steel cable is provided in the middle of the fixing frame, the power device is fixed to the side of the fixing frame, and the shaft of the power device is connected to a rotating shaft and is located in the groove in the fixing frame.

[0014] Optionally, a reset piece is elastically installed at the hanging opening of the hook through a torque spring, and the reset piece blocks the hanging opening of the hook.

[0015] Optionally, a hanging ring for connecting and fixing the steel cable is fixed on the top of the movable frame.

[0016] Compared with the prior art, the utility model has at least the following beneficial effects:

[0017] In the above scheme, thanks to the cooperation of the suspension frame, steel cable and movable pulley assembly, the first fixed pulley, the second fixed pulley and the movable pulley can be used to cooperate with the steel cable for labor-saving suspension, which can reduce the lifting load on the power device and has a good use effect.

[0018] At the same time, thanks to the limiting rods on both sides of the movable frame, the movable pulley assembly can effectively ensure the stability of the suspension during the suspension process through the hook by means of the limiting rods which are vertically penetrated and cooperated with the two sides of the top of the suspension frame.

[0019] In summary, the device can not only save labor and reduce the load on the power device, but also has a more stable lifting effect on materials and has a good overall use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The accompanying drawings, which are incorporated herein and constitute part of the specification, illustrate embodiments of the present invention and, together with the description, further serve to explain the principles of the present invention and enable those skilled in the relevant art to make and use the present invention.

[0021] Figure 1 It is a structural schematic diagram of a material lifting device;

[0022] Figure 2 For material lifting device Figure 1 A magnified schematic diagram of the structure at center A;

[0023] Figure 3 It is a structural schematic diagram of a movable pulley assembly of a material lifting device;

[0024] Figure 4 For material lifting device Figure 3 A magnified schematic diagram of the structure at B in the figure.

[0025] [reference numerals]

[0026] 1. Base plate; 101. Roller; 102. Positioning bolt; 103. Positioning plate; 2. Column; 3. Suspension frame; 301. Fixed frame; 4. Power device; 5. Steel cable; 6. Movable pulley assembly; 601. First fixed pulley; 602. Second fixed pulley; 603. Movable frame; 604. Movable pulley; 605. Limit rod; 7. Hook; 701. Reset plate.

[0027] As shown in the figure, in order to clearly implement the structure of the embodiment of the utility model, specific structures and devices are marked in the figure, but this is only for illustrative purposes and is not intended to limit the utility model to the specific structure, device and environment. According to specific needs, ordinary technicians in this field can adjust or modify these devices and environments. DETAILED DESCRIPTION

[0028] The following is a detailed description of a material lifting device provided by the utility model in combination with the accompanying drawings and specific embodiments. At the same time, it is explained here that in order to make the embodiments more detailed, the following embodiments are the best and preferred embodiments, and those skilled in the art may also adopt other alternative methods to implement some known technologies; and the accompanying drawings are only for more specific description of the embodiments, and are not intended to specifically limit the utility model.

[0029] It should be noted that the references to "one embodiment", "an embodiment", "an exemplary embodiment", "some embodiments" and the like in the specification indicate that the embodiments described may include specific features, structures or characteristics, but not every embodiment may include the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in conjunction with an embodiment, it should be within the knowledge of a person skilled in the art to implement such feature, structure or characteristic in conjunction with other embodiments (whether or not explicitly described).

[0030] In general, a term can be understood, at least in part, from its use in context. For example, depending, at least in part, on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular sense, or can be used to describe a combination of features, structures, or characteristics in the plural sense. Additionally, the term "based on" can be understood as not necessarily intended to convey an exclusive set of factors, but can instead, depending, at least in part, on the context, allow for the presence of other factors that are not necessarily explicitly described.

[0031] It is to be understood that the meanings of “on,” “over,” and “above” in the present invention should be interpreted in the broadest manner, so that “on” not only means “directly on” something, but also includes the meaning of being “on” something with intervening features or layers, and “on” or “above” not only means “on” or “above” something, but also includes the meaning of being “on” or “above” something with no intervening features or layers.

[0032] Additionally, spatially relative terms such as "under," "beneath," "lower," "above," "upper," and the like may be used herein for descriptive convenience to describe the relationship of one element or feature to another element or features, as shown in the accompanying drawings. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially relative descriptors used herein may be similarly interpreted accordingly.

[0033] like Figure 1 and Figure 2 As shown, an embodiment of the utility model provides a material lifting device, including a base plate 1, a plurality of rollers 101 are installed on the lower end surface of the base plate 1, and a plurality of columns 2 are vertically penetrated through the edge of the base plate 1, and a positioning plate 103 for abutting the ground is fixed at the lower end of the column 2, so that the positioning plate 103 can be conveniently controlled to abut the ground through the positioning bolt 102, thereby fixing the position of the base plate 1.

[0034] A vertical column 2 is fixed on the base plate 1, a suspension frame 3 is fixed on the top of the column 2, a movable pulley assembly 6 is arranged on the top of the suspension frame 3, a fixed frame 301 is arranged at the bottom of the suspension frame 3, a power device 4 is installed on the fixed frame 301, a steel cable 5 is wound on the rotating shaft of the power device 4, and the steel cable 5 cooperates with the movable pulley assembly 6.

[0035] Specific coordination Figure 3 As shown, the movable pulley assembly 6 includes a first fixed pulley 601, a second fixed pulley 602 and a movable pulley 604, the first fixed pulley 601 and the second fixed pulley 602 are fixed to the upper and lower positions of the top end of the suspension frame 3 in sequence, a movable frame 603 is provided below the second fixed pulley 602, the movable pulley 604 is rotatably installed in the middle of the movable frame 603, a hook 7 is fixed to the lower end of the movable frame 603, wherein the steel cable 5 passes around the first fixed pulley 601 and the movable pulley 604 and then passes around the second fixed pulley 602, and is hung with a hanging ring correspondingly provided at the top end of the movable frame 603 to form a labor-saving movable pulley.

[0036] In addition, vertical limiting rods 605 are symmetrically fixed on both sides of the movable frame 603, and the limiting rods 605 vertically penetrate the top side of the suspension frame 3. Specifically, two vertical limiting through holes are symmetrically arranged on both sides of the top of the suspension frame 3, and the limiting rods 605 vertically penetrate, so as to ensure the stability of the hook 7 at the lower end of the movable frame 603 when suspended, and the use effect is good.

[0037] At the same time, a reset sheet 701 is elastically installed at the hanging opening of the hook 7 through a torque spring. The reset sheet 701 blocks the hanging opening of the hook 7, which can improve the stability of the hook 7 suspending the material.

[0038] like Figure 1 As shown, a groove for receiving the steel cable 5 is provided in the middle of the fixing frame 301 , the power device 4 is fixed to the side of the fixing frame 301 , and the shaft of the power device 4 is connected with a rotating shaft and is located in the groove in the fixing frame 301 .

[0039] According to the working principle provided by the utility model, the material lifting device, when in use, can utilize the first fixed pulley 601, the second fixed pulley 602 and the movable pulley 604 to cooperate with each other to form a labor-saving movable pulley group to cooperate with the steel cable 5 for labor-saving suspension, which can reduce the lifting load on the power device 4 and has a good use effect.

[0040] At the same time, during the suspension process, the limiting rods 605 on both sides of the movable frame 603 are limited by vertically penetrating through both sides of the top of the suspension frame 3, so that the movable pulley assembly 6 can effectively ensure the stability of the suspension during the suspension through the hook 7.

[0041] In summary, the device can not only save labor and reduce the load on the power device 4, but also has a relatively stable lifting effect on materials and a good overall use effect.

[0042] The present invention covers any substitution, modification, equivalent method and scheme made on the essence and scope of the present invention. In order to make the public have a thorough understanding of the present invention, specific details are described in detail in the following preferred embodiments of the present invention, and those skilled in the art can fully understand the present invention without the description of these details. In addition, in order to avoid unnecessary confusion about the essence of the present invention, well-known methods, processes, procedures, components and circuits are not described in detail.

[0043] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A material lifting device, comprising a base plate (1), characterized in that: A vertical column (2) is fixed on the base plate (1), a suspension frame (3) is fixed on the top of the column (2), a movable pulley assembly (6) is arranged at the top of the suspension frame (3), a fixed frame (301) is arranged at the bottom of the suspension frame (3), a power device (4) is installed on the fixed frame (301), a steel cable (5) is wound on the rotating shaft of the power device (4), and the steel cable (5) cooperates with the movable pulley assembly (6); The movable pulley assembly (6) comprises a first fixed pulley (601), a second fixed pulley (602) and a movable pulley (604); the first fixed pulley (601) and the second fixed pulley (602) are fixed to the upper and lower positions of the top end of the suspension frame (3) in sequence; a movable frame (603) is provided below the second fixed pulley (602); the movable pulley (604) is rotatably mounted on the middle part of the movable frame (603); a hook (7) is fixed at the lower end of the movable frame (603); and the steel cable (5) passes around the first fixed pulley (601) and the movable pulley (604) and then passes around the second fixed pulley (602), and is hung on the top end of the movable frame (603); Vertical limiting rods (605) are symmetrically fixed on both sides of the movable frame (603), and the limiting rods (605) vertically penetrate the top side surface of the suspension frame (3).

2. The material lifting device according to claim 1, characterized in that: A plurality of rollers (101) are mounted on the lower end surface of the base plate (1).

3. The material lifting device according to claim 2, characterized in that: A plurality of columns (2) vertically penetrate the edge of the base plate (1), and a positioning plate (103) for contacting the ground is fixed at the lower end of the column (2).

4. The material lifting device according to claim 1, characterized in that: Two vertical limiting through holes are symmetrically arranged on both sides of the top of the suspension frame (3) and are used for the limiting rod (605) to vertically penetrate.

5. The material lifting device according to claim 1, characterized in that: A groove for receiving the steel cable (5) is provided in the middle of the fixing frame (301), the power device (4) is fixed to the side of the fixing frame (301), and the shaft of the power device (4) is connected to a rotating shaft and is located in the groove in the fixing frame (301).

6. The material lifting device according to claim 1, characterized in that: A reset sheet (701) is elastically mounted at the hanging opening of the hook (7) via a torque spring, and the reset sheet (701) blocks the hanging opening of the hook (7).

7. The material lifting device according to claim 1, characterized in that: A hanging ring for connecting and fixing the steel cable (5) is fixed on the top of the movable frame (603).

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