Lifting frame with extension structure

By designing an extended structure in the lifting frame, the construction inconvenience caused by the fixed frame area of ​​the existing lifting frame is solved, and the effect of expanding the frame and facilitating material placement is achieved.

CN222757912UActive Publication Date: 2025-04-15SHANDONG QILU URBAN CONSTR MANAGEMENT
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Patent Information

Application Number
CN202421306027.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-11
Publication Date
2025-04-15
Estimated Expiration
2034-06-11

AI Technical Summary

Technical Problem

Due to the fixed frame area, the existing lifting frame can easily hinder the movement of construction personnel and lead to inconvenience in construction.

Method used

A lifting frame with an extended structure is designed. By providing an extension mechanism inside the frame body, including a support shaft, a rotary handle, a rotary shaft, a rotary plate and an extension plate, the outer sliding of the extension plate is achieved by using a bevel gear set and a hinge seat, thereby expanding the area of ​​the frame body.

Benefits of technology

Through the use of the extended structure, the required materials can be placed easily, the obstacles to construction personnel's actions can be reduced, and the convenience of construction can be improved, while the storage of the extended panels can be achieved without occupying too much space.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a lifting frame with an extension structure, and relates to the technical field of constructional engineering construction equipment, the lifting frame comprises a lifting frame main body, the lifting frame main body comprises a base, a frame body and a lifting structure, the lifting structure is arranged at the top end of the base, the frame body is arranged at the top end of the lifting structure, and the extension structure is arranged on the frame body. An extension mechanism extending to the outer side is arranged in the frame body and comprises a supporting shaft and a rotating handle. The extension mechanism is arranged, the rotating shaft and the rotating plate rotate together under the action of the bevel gear set by rotating the rotating handle and the supporting shaft, and the extension plate and the rotating plate are linked through the connecting plate, so that the extension plate can slide towards the outer side, extension of the lifting frame body is conveniently achieved, and needed materials can be conveniently placed; and during reverse operation, the extension plate can be stored, the situation that a large space is occupied is prevented, and convenience is improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of building engineering construction equipment, in particular to a lifting frame with an extended structure. Background Art

[0002] Construction engineering refers to the engineering entity formed by the construction of various types of buildings and their ancillary facilities and the installation of supporting lines, pipelines, and equipment. "Buildings" refer to projects with roofs, beams, columns, walls, foundations, and internal spaces that can meet people's needs for production, living, learning, and public activities. Scaffolding is needed for high-altitude construction during construction engineering, and scaffolding can also be called lifting frames.

[0003] At present, the existing lifting frame is generally composed of a frame, a lifting structure, and a base. When in use, it is moved to a specified position, and then the frame is moved to a specified height through the lifting structure. At this time, construction can be carried out at a high place. During the construction process, the required materials need to be placed on the frame to facilitate the construction. However, due to the fixed area of ​​the frame, it is easy to cause certain obstacles to the movements of the construction workers, which can easily bring inconvenience to the construction. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a lifting frame with an extended structure to solve the technical problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lifting frame with an extension structure, comprising a lifting frame main body, the lifting frame main body comprising a base, a frame body and a lifting structure, a lifting structure is arranged at the top of the base, a frame body is arranged at the top of the lifting structure, an extension mechanism extending to the outside is arranged inside the frame body, the extension mechanism comprises a support shaft and a rotary handle, the support shaft is rotatably connected to the bottom end of the frame body through a bearing, a rotating shaft extending to the outside is rotatably connected inside the frame body through a bearing, a bevel gear set is sleeved on the outside of the support shaft and the rotating shaft, a rotating plate located inside the frame body is sleeved on the outer surface of the rotating shaft, the frame body is movably connected with an extension plate inside, and a connecting plate is movably connected between the extension plate and the rotating plate.

[0006] Preferably, a rotating handle is welded to one end of the support shaft away from the bevel gear set, and hinge seats are welded to the connecting plate, the extension plate and the rotating plate, and the extension plate and the rotating plate form a linkage structure through the connecting plate.

[0007] Preferably, the frame body is symmetrically provided with limiting grooves inside, both ends of the extension plate are welded and connected with limiting blocks, and the extension plate and the frame body form a sliding structure through the limiting grooves and the limiting blocks.

[0008] Preferably, an auxiliary support structure connected to the extension plate is provided at the bottom end of the frame, and the auxiliary support structure consists of a support plate, a guide plate, a guide groove and a side plate.

[0009] Preferably, a side plate is welded to the bottom end of the frame, a guide groove is provided on one side of the side plate, a guide plate is slidably connected inside the guide groove, and a support plate is rotatably connected to the guide plate and the extension plate via a hinge seat.

[0010] Preferably, a positioning mechanism extending into the interior of the guide plate is provided on one side of the side plate, and the positioning mechanism consists of a support frame, a pull rod, a return spring and a positioning plate.

[0011] Preferably, a support frame is welded to one side of the side panel, a pull-out rod is slidably connected to the inside of the support frame, a positioning plate is welded to one side of the pull-out rod, a return spring is welded between the positioning plate and the support frame, a positioning groove is provided on one side of the guide plate, the guide plate and the side panel form a locking structure through the positioning plate and the positioning groove, and the positioning plate and the pull-out rod are symmetrically arranged about the central axis of the guide groove.

[0012] In summary, the utility model mainly has the following beneficial effects:

[0013] 1. When the existing lifting frame is in use, the required materials need to be placed on the frame body. However, since the frame body area is fixed, it is easy to cause certain obstacles to the actions of construction personnel, which is easy to cause inconvenience to the construction. The utility model is provided with an extension mechanism. By rotating the handle and the support shaft, the rotating shaft and the rotating plate are rotated together under the action of the bevel gear set. Since the extension plate and the rotating plate are linked through the connecting plate, the extension plate can slide outward, so as to facilitate the extension of the lifting frame body, so as to place the required materials and prevent the actions of construction personnel from being hindered. When the reverse operation is performed, the extension plate can be stored to prevent occupying a large space, thereby increasing convenience;

[0014] 2. The utility model is provided with an auxiliary support mechanism and a positioning mechanism. Since the support plate, the extension plate and the guide plate are all rotatably connected through a hinge seat, and the support plate and the side plate are slidably connected through the guide plate and the guide groove, the support plate can pull the guide plate to slide in the guide groove during the extension of the extension plate outward. Since the positioning plate and the support frame are elastically connected through a reset spring, and the end of the positioning plate close to the guide plate is set as an inclined surface, when the guide plate moves to the top of the guide groove, the positioning plate will be stuck in the positioning groove under the action of the reset spring, thereby realizing the positioning of the guide plate, and then it is convenient to realize auxiliary support of the extension plate through the support plate, so that it is convenient to increase the stability of the extension plate during the material placement process. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a partial front view cutaway diagram of the utility model;

[0017] Figure 3 It is a bottom cutaway view of the utility model;

[0018] Figure 4 It is a side cutaway view of the utility model;

[0019] Figure 5 It is a three-dimensional structural schematic diagram of the utility model.

[0020] In the figure: 1. lifting frame body; 101. base; 102. frame; 103. lifting structure; 2. extension mechanism; 201. support shaft; 202. bevel gear set; 203. rotating shaft; 204. rotating plate; 205. connecting plate; 206. extension plate; 207. rotating handle; 3. auxiliary supporting structure; 301. support plate; 302. guide plate; 303. guide groove; 304. side plate; 4. positioning mechanism; 401. support frame; 402. pull rod; 403. reset spring; 404. positioning plate; 405. positioning groove. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0022] The following describes an embodiment of the utility model based on its overall structure.

[0023] A lifting frame with an extended structure, such as Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, it includes a lifting frame body 1, and the lifting frame body 1 includes a base 101, a frame 102 and a lifting structure 103. The top of the base 101 is provided with a lifting structure 103, and the lifting structure 103 is composed of an electric push rod, a folding frame, a No. 1 hinge seat, a No. 2 hinge seat, a slide groove and a slide plate. Both ends of the folding frame are provided with a No. 1 hinge seat welded to the base 101 and the frame 102, and both ends of the folding frame are provided with a No. 2 hinge seat on one side of the No. 1 hinge seat, and one end of the No. 2 hinge seat is provided with a slide plate, and the top of the base 101 and the bottom of the frame 102 are provided with a slide groove that forms a sliding structure with the slide plate, and an electric push rod is rotatably connected between the base 101 and the folding frame, and the top of the lifting structure 103 is provided with the frame 102, which is moved to a specified position, and then the frame 102 is moved to a specified height by the lifting structure 103, and then construction can be carried out.

[0024] See also Figure 1 , Figure 2 and Figure 5 It can be seen that a positioning mechanism 4 extending to the inside of the guide plate 302 is provided on one side of the side plate 304, and the positioning mechanism 4 is composed of a support frame 401, a pull-out rod 402, a return spring 403 and a positioning plate 404. A support frame 401 is welded to one side of the side plate 304, and a pull-out rod 402 is slidably connected to the inside of the support frame 401. A positioning plate 404 is welded to one side of the pull-out rod 402, and a return spring 403 is welded between the positioning plate 404 and the support frame 401. A positioning groove 405 is provided on one side of the guide plate 302, and the guide plate 302 and the side plate 304 are connected. The locking structure is formed by the positioning plate 404 and the positioning groove 405. The positioning plate 404 and the pull rod 402 are symmetrically arranged about the central axis of the guide groove 303. When the guide plate 302 moves to the top of the guide groove 303, the positioning plate 404 at the top will be snapped into the positioning groove 405 under the action of the return spring 403, thereby realizing the positioning of the guide plate 302 and preventing it from automatically shifting. When the guide plate 302 moves to the bottom of the guide groove 303, the positioning plate 404 at the bottom will be snapped into the positioning groove 405 under the action of the return spring 403, thereby realizing the positioning of the guide plate 302 and preventing it from automatically shifting.

[0025] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5It can be seen that the interior of the frame 102 is provided with an extension mechanism 2 extending to the outside, and the extension mechanism 2 includes a support shaft 201 and a rotary handle 207. The support shaft 201 is rotatably connected to the bottom end of the frame 102 through a bearing, and the interior of the frame 102 is rotatably connected to a rotating shaft 203 extending to the outside through a bearing, and the support shaft 201 and the outer side of the rotating shaft 203 are sleeved with a bevel gear set 202, and the outer surface of the rotating shaft 203 is sleeved with a rotating plate 204 located inside the frame 102, and the interior of the frame 102 is movably connected with an extension plate 206, and the extension plate 206 and the rotating plate 204 are movably connected. The support shaft 201 is movably connected with a connecting plate 205, and a rotary handle 207 is welded to one end of the support shaft 201 away from the bevel gear set 202. The connecting plate 205, the extension plate 206 and the rotating plate 204 are all welded with a hinge seat. The extension plate 206 and the rotating plate 204 form a linkage structure through the connecting plate 205. The rotating handle 207 and the support shaft 201 can be rotated in the opposite direction to make the rotating shaft 203 and the rotating plate 204 rotate together under the action of the bevel gear set 202, so that the extension plate 206 can slide inward, thereby facilitating the storage of the lifting frame body 1, preventing it from occupying a large space, and increasing convenience.

[0026] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 It can be seen that the bottom end of the frame 102 is provided with an auxiliary support structure 3 connected to the extension plate 206, and the auxiliary support structure 3 is composed of a support plate 301, a guide plate 302, a guide groove 303 and a side plate 304. The bottom end of the frame 102 is welded with a side plate 304, and a guide groove 303 is opened on one side of the side plate 304. The guide plate 302 is slidably connected inside the guide groove 303. The guide plate 302 and the extension plate 206 are rotatably connected with the support plate 301 through a hinge seat. In the process of extending the extension plate 206 outward, the support plate 301 can pull the guide plate 302 to slide in the guide groove 303, so that the auxiliary support of the extension plate 206 can be achieved through the cooperation of the support plate 301, the guide plate 302 and the side plate 304, so that the stability of the extension plate 206 in the process of placing materials can be increased.

[0027] See also Figure 2 , Figure 3 , Figure 4 and Figure 5 It can be seen that the frame 102 has symmetrically arranged limit grooves inside, and both ends of the extension plate 206 are welded to limit blocks. The extension plate 206 and the frame 102 form a sliding structure through the limit grooves and limit blocks, which can play a supporting and limiting role, thereby increasing the stability of the extension plate 206 during the sliding process.

[0028] The working principle of the utility model is: when using the lifting frame with an extension structure, it is moved to a specified position, and then the frame body 102 is moved to a specified height through the lifting structure 103, wherein the lifting structure 103 is a prior art, so it will not be described in detail here. At this time, the rotating handle 207 and the support shaft 201 can be rotated to make the rotating shaft 203 and the rotating plate 204 rotate together under the action of the bevel gear set 202, and then the extension plate 206 can slide outward, thereby facilitating the extension of the lifting frame to place the required materials. At this time, construction can be carried out at high places. The contents not described in detail in this description belong to the prior art known to professional and technical personnel in this field.

[0029] Although an embodiment of the utility model has been shown and described, this specific embodiment is merely an explanation of the utility model and is not a limitation of the utility model. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. After reading this specification, those skilled in the art may make modifications, substitutions and variations to the embodiments without creative contributions as needed without departing from the principles and purpose of the utility model. However, as long as they are within the scope of the claims of the utility model, they are protected by patent law.

Claims

1. A lifting frame with an extended structure, comprising a lifting frame body (1), characterized in that: The lifting frame body (1) comprises a base (101), a frame body (102) and a lifting structure (103); the lifting structure (103) is arranged at the top of the base (101); the frame body (102) is arranged at the top of the lifting structure (103); an extension mechanism (2) extending to the outside is arranged inside the frame body (102); the extension mechanism (2) comprises a support shaft (201) and a rotary handle (207); the support shaft (201) is rotatably connected to the frame body (102) via a bearing. At the bottom end of the frame body (102), the interior of the frame body (102) is rotatably connected to a rotating shaft (203) extending to the outside through a bearing, the support shaft (201) and the outer side of the rotating shaft (203) are sleeved with a bevel gear set (202), the outer surface of the rotating shaft (203) is sleeved with a rotating plate (204) located inside the frame body (102), the interior of the frame body (102) is movably connected to an extension plate (206), and a connecting plate (205) is movably connected between the extension plate (206) and the rotating plate (204).

2. The lifting frame with an extended structure according to claim 1, characterized in that: A rotating handle (207) is welded to one end of the support shaft (201) away from the bevel gear set (202), and a hinge seat is welded to each of the connecting plate (205), the extension plate (206) and the rotating plate (204), and the extension plate (206) and the rotating plate (204) form a linkage structure through the connecting plate (205).

3. The lifting frame with an extended structure according to claim 1, characterized in that: The frame (102) has symmetrically arranged limiting grooves inside, and both ends of the extension plate (206) are welded to limiting blocks, and the extension plate (206) and the frame (102) form a sliding structure through the limiting grooves and the limiting blocks.

4. The lifting frame with an extended structure according to claim 1, characterized in that: An auxiliary support structure (3) connected to the extension plate (206) is provided at the bottom end of the frame (102), and the auxiliary support structure (3) is composed of a support plate (301), a guide plate (302), a guide groove (303) and a side plate (304).

5. The lifting frame with an extended structure according to claim 4, characterized in that: The bottom end of the frame (102) is welded to a side plate (304), one side of the side plate (304) is provided with a guide groove (303), the inside of the guide groove (303) is slidably connected to a guide plate (302), and a support plate (301) is rotatably connected between the guide plate (302) and the extension plate (206) via a hinge seat.

6. The lifting frame with an extended structure according to claim 5, characterized in that: A positioning mechanism (4) extending into the interior of the guide plate (302) is provided on one side of the side plate (304), and the positioning mechanism (4) is composed of a support frame (401), a pull rod (402), a return spring (403) and a positioning plate (404).

7. The lifting frame with an extended structure according to claim 6, characterized in that: A support frame (401) is welded to one side of the side plate (304), a pull-out rod (402) is slidably connected to the inside of the support frame (401), a positioning plate (404) is welded to one side of the pull-out rod (402), a return spring (403) is welded between the positioning plate (404) and the support frame (401), a positioning groove (405) is provided on one side of the guide plate (302), the guide plate (302) and the side plate (304) form a snap-fit ​​structure through the positioning plate (404) and the positioning groove (405), and the positioning plate (404) and the pull-out rod (402) are symmetrically arranged about the central axis of the guide groove (303).