Telescopic frame for building construction

Abstract

The utility model provides a telescopic frame for building construction, and relates to the field of telescopic frames. The telescopic frame for building construction comprises a bottom box, a moving mechanism and a lifting mechanism, the top of the lifting mechanism is slidably connected with a fixing mechanism, the fixing mechanism comprises a placing frame and a rubber plate, the placing frame is arranged above the lifting mechanism, and the side face of the rubber plate is fixedly connected with one side of the inner wall of the placing frame; the moving mechanism is arranged in the bottom box, and the lifting mechanism is fixedly connected with the bottom box. According to the telescopic frame for building construction, by arranging the fixing mechanism, a second motor output shaft at the top of a control cavity formed in the lifting table rotates to drive a gear to rotate, the gear rotates to drive a rack to move, and the rack moves to drive a containing frame at one end of a connecting plate to oppositely move till the two ends of a steel pipe are attached to rubber plates; the type range of the steel pipes capable of being conveyed by the telescopic frame is expanded, the number of the steel pipes capable of being conveyed by the telescopic frame at a time is increased, the cost performance of the telescopic frame is improved, and the conveying efficiency of the telescopic frame in use is improved.

Description

Technical Field

[0001] The present application relates to the technical field of telescopic frames, and in particular to a telescopic frame for construction. Background Art

[0002] Telescopic platform rack refers to a platform rack composed of basic unit racks. During the construction process, telescopic racks are needed to quickly transport building materials to high places. It is not only fast and convenient, but also safer.

[0003] Patent number CN219546605U discloses a telescopic frame for construction. This frame utilizes a support mechanism to expand the support area at the bottom of the frame, improving its stability. A fixing mechanism securely secures multiple steel pipes, facilitating their lifting and transport, making it suitable for widespread use. However, this frame can only transport steel pipes within a single diameter range, and the number of pipes it can transport at a time is limited, resulting in a limited scope of application and a low cost-effectiveness. Utility Model Content

[0004] (1) Technical problems solved

[0005] In view of the deficiencies in the prior art, the present application provides a telescopic frame for construction, which solves the problems mentioned in the above background technology.

[0006] (2) Technical solution

[0007] To achieve the above objectives, the present application is implemented through the following technical solutions: a telescopic frame for construction, comprising a bottom box, a moving mechanism for driving the telescopic frame to a suitable position, and a lifting mechanism for controlling the height of the telescopic frame; the top of the lifting mechanism is slidably connected to a fixing mechanism for facilitating the limited transportation of steel pipes of different diameters and lengths; the fixing mechanism comprises a placement frame and a rubber plate; the placement frame is arranged above the lifting mechanism; the side surface of the rubber plate is fixedly connected to one side of the inner wall of the placement frame; the moving mechanism is arranged inside the bottom box; and the lifting mechanism is fixedly connected to the bottom box.

[0008] By adopting the above technical solution, steel pipes of different diameters can be placed in a placement frame with a rubber plate fixedly connected to the inner wall, and there is little restriction on the number of transported steel pipes, thereby improving the efficiency of steel pipe transportation.

[0009] Preferably, the fixing mechanism further includes a lifting platform and a control cavity, the bottom of the lifting platform is hinged to the top of the lifting mechanism, and the control cavity is opened inside the lifting platform.

[0010] By adopting the above technical solution, the control cavity provided in the lifting platform can be utilized to provide a movable space for the placement frames to move toward or away from each other.

[0011] Preferably, the fixing mechanism also includes a second motor and a gear, the top of the second motor is fixedly connected to the top of the inner wall of the control chamber, the top of the gear is fixedly connected to the output shaft of the second motor, the bottom of the gear is rotatably connected to the bottom of the control chamber, the side of the gear is meshed with a rack, the bottom of the rack is slidably connected to one side of the bottom of the control chamber, one end of the rack is fixedly connected to a connecting plate, and one end of the connecting plate is fixedly connected to one side of the placement frame.

[0012] By adopting the above technical solution, the second motor output shaft can be used to rotate to drive the gear, the gear rotation can drive the rack to move, the rack movement can drive the connecting plate to drive the placement frame to move so that the two ends of the steel pipe fit together with the rubber plate, avoiding the steel pipes colliding with each other during transportation and causing damage to their surfaces.

[0013] Preferably, a controller for controlling the telescopic frame equipment is fixedly connected to the front side of the bottom box.

[0014] By adopting the above technical solution, the first motor, the second motor and the electric push rod can be controlled by the controller.

[0015] Preferably, the moving mechanism includes an active cavity and a first motor, the active cavity is opened at the lower part of the bottom box, the top of the first motor is fixedly connected to the top of the inner wall of the active cavity, and the output shaft of the first motor is fixedly connected to a screw.

[0016] By adopting the above technical solution, the output shaft of the first motor in the movable cavity can be used to rotate to drive the screw to rotate, thereby providing power support for the storage and release of the universal wheel.

[0017] Preferably, the movable mechanism also includes a movable hole and a connecting frame. The movable holes are evenly opened at the bottom of the movable cavity. An internal threaded hole is opened at the center of the connecting frame. The internal threaded hole is threadedly connected to the surface of the screw. The rear side of the connecting frame is slidably connected to the rear side of the inner wall of the movable cavity. Support columns are fixedly connected to both ends of the connecting frame, and a universal wheel is fixedly connected to the bottom of the support column.

[0018] By adopting the above technical solution, the connecting frame with an internal threaded hole threadedly connected to the screw can be driven downward by the rotation of the screw, and the downward movement of the connecting frame drives the support column with a universal wheel connected to the bottom of the movable hole to move downward to a suitable position.

[0019] Preferably, the lifting mechanism includes a lifting slot and a slide slot, the lifting slot is opened at the top of the bottom box, the slide slot is opened on both sides of the bottom of the lifting slot, a sliding rod is slidably connected in the slide slot, and a folding frame is fixedly connected to both ends of the sliding rod, and the top of the folding frame is slidably connected to the bottom of the lifting platform.

[0020] By adopting the above technical solution, the sliding groove provided in the lifting groove can be used to provide a moving space for the sliding rod that drives the folding frame to extend and retract.

[0021] Preferably, the lifting mechanism further includes a connecting block and an electric push rod, the connecting block is rotatably connected to the surface of the sliding rod, the electric push rod is fixedly connected to one side of the connecting block, and one end of the electric push rod is fixedly connected to one side of the bottom of the lifting slot.

[0022] By adopting the above technical solution, the electric push rod can be shortened to drive the sliding rod rotatably connected to the connecting block to move, and the movement of the sliding rod drives the folding frame to extend, thereby moving the steel pipe fixed by the fixing mechanism to the target position.

[0023] (3) Beneficial effects

[0024] This application provides a telescopic frame for construction. The beneficial effects are as follows:

[0025] 1. The telescopic frame for construction is provided with a fixing mechanism. The second motor output shaft at the top of the control chamber opened inside the lifting platform rotates to drive the gear to rotate, the gear rotation drives the rack to move, and the rack movement drives the placement frame at one end of the connecting plate to move toward each other until the two ends of the steel pipe are in contact with the rubber plate. This expands the range of steel pipe types that the telescopic frame can transport, increases the number of steel pipes that the telescopic frame can transport at a single time, improves the cost-effectiveness of using the telescopic frame, and improves the transportation efficiency of the telescopic frame when in use.

[0026] 2. The telescopic frame for construction is provided with a moving mechanism. The output shaft of the first motor in the movable cavity rotates to drive the screw to rotate. The rotation of the screw drives the connecting frame with an internal threaded hole threadedly connected to the screw to move downward. The downward movement of the connecting frame drives the support column with a universal wheel connected to the bottom of the movable hole to move downward to an appropriate length, and adjusts the distance between the bottom of the bottom box and the ground to an appropriate value to prevent the bottom of the bottom box from scratching the ground and causing bulges. When not moving, the universal wheel can be stored in the movable cavity to make the ground and the bottom box fit together, thereby ensuring the stability of the telescopic frame when it is raised. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the implementation scheme of the present invention or the technical scheme in the prior art, the drawings required for use in the implementation scheme or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some implementation schemes of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0028] Figure 1 This is a schematic diagram of the structure of the application from the right side and top view;

[0029] Figure 2 This is a schematic diagram of the external structure of this application when viewed from the left and upward;

[0030] Figure 3This is a schematic diagram of the cross-sectional structure of the moving mechanism of this application when viewed from the right and upward;

[0031] Figure 4 This is a schematic diagram of the lifting mechanism of this application from the left side and top view;

[0032] Figure 5 This is a schematic diagram of the cross-sectional structure of the fixing mechanism of this application from the right side and top view;

[0033] Figure 6 This is an enlarged schematic diagram of the structure of Part A of this application.

[0034] In the figure: 1. Base box; 2. Controller; 3. Moving mechanism; 301. Movable cavity; 302. Moving hole; 303. First motor; 304. Screw; 305. Connecting frame; 306. Internal threaded hole; 307. Support column; 308. Universal wheel; 4. Lifting mechanism; 401. Lifting slot; 402. Slide slot; 403. Slide rod; 404. Folding frame; 405. Connecting block; 406. Electric push rod; 5. Fixing mechanism; 501. Lifting platform; 502. Control cavity; 503. Second motor; 504. Gear; 505. Rack; 506. Connecting plate; 507. Placement frame; 508. Rubber plate. DETAILED DESCRIPTION

[0035] It should be noted that in the description of the embodiments of the present application, the terms "front, rear", "left, right", "up, down", etc. indicating directions or positional relationships are all based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present application and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present application. The terms "install", "connect", and "connected" should be understood in a broad sense. For example, they can be fixedly connected, detachably connected, or integrally connected; they can be directly connected, or indirectly connected through an intermediate medium, or they can be internal connections between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0036] The present application will be further described in detail below through the accompanying drawings and examples.

[0037] Reference Figure 5 and Figure 6The embodiment of the present application provides a telescopic frame for construction, including a bottom box 1, a moving mechanism 3 for driving the telescopic frame to a suitable position, and a lifting mechanism 4 for controlling the height of the telescopic frame. The top of the lifting mechanism 4 is slidably connected to a fixing mechanism 5 for facilitating the limited transportation of steel pipes of different diameters and lengths. The fixing mechanism 5 includes a placement frame 507 and a rubber plate 508. The placement frame 507 is arranged above the lifting mechanism 4. The side of the rubber plate 508 is fixedly connected to one side of the inner wall of the placement frame 507. A lifting platform 501 is hinged on the top of the lifting mechanism 4. A control chamber 502 is opened inside the lifting platform 501. The top of the inner wall of the control chamber 502 is fixedly connected to a second motor 503. The output shaft of the second motor 503 is fixedly connected to a gear 501. 4. The bottom of the gear 504 is rotatably connected to the bottom of the control chamber 502, and the side of the gear 504 is meshed with a rack 505. The bottom of the rack 505 is slidably connected to one side of the bottom of the control chamber 502. One end of the rack 505 is fixedly connected to a connecting plate 506, and one end of the connecting plate 506 is fixedly connected to one side of the placement frame 507. The moving mechanism 3 is arranged inside the bottom box 1, and the lifting mechanism 4 is fixedly connected to the bottom box 1. The output shaft of the second motor 503 at the top of the control chamber 502 opened inside the lifting platform 501 rotates to drive the gear 504 to rotate, and the rotation of the gear 504 drives the rack 505 to move. The movement of the rack 505 drives the placement frame 507 at one end of the connecting plate 506 to move toward each other until the two ends of the steel pipe are in contact with the rubber plate 508.

[0038] Reference Figure 1 and Figure 2 In one aspect of this embodiment, a controller 2 for controlling the telescopic frame device is fixedly connected to the front side of the bottom box 1, and the controller 2 is used to start the first motor 303, the second motor 503 and the electric push rod 406 in a timely manner.

[0039] Reference Figure 2 and Figure 3In one aspect of this embodiment, the moving mechanism 3 includes an active cavity 301 and a first motor 303. The active cavity 301 is opened at the bottom of the bottom box 1. The top of the first motor 303 is fixedly connected to the top of the inner wall of the active cavity 301. The output shaft of the first motor 303 is fixedly connected to a screw 304. The bottom of the active cavity 301 is evenly opened with moving holes 302. The center of the connecting frame 305 is opened with an internal threaded hole 306. The internal threaded hole 306 is threadedly connected to the surface of the screw 304. The rear side of the connecting frame 305 is slidably connected to the rear side of the inner wall of the active cavity 301. Dynamic connection, the two ends of the connecting frame 305 are fixedly connected to the support column 307, the bottom of the support column 307 is fixedly connected to the universal wheel 308, the output shaft of the first motor 303 in the movable chamber 301 rotates to drive the screw 304 to rotate, the rotation of the screw 304 drives the connecting frame 305 with an internal threaded hole 306 threadedly connected to the screw 304 to move downward, the downward movement of the connecting frame 305 drives the support column 307 with the universal wheel 308 at the bottom of the movable hole 302 to move downward to an appropriate length, and adjusts the distance between the bottom of the bottom box 1 and the ground to an appropriate value.

[0040] Reference Figure 1 and Figure 4 In one aspect of this embodiment, the lifting mechanism 4 includes a lifting slot 401 and a slide slot 402. The lifting slot 401 is opened at the top of the bottom box 1, and the slide slots 402 are opened on both sides of the bottom of the lifting slot 401. A slide rod 403 is slidably connected in the slide slot 402. Both ends of the slide rod 403 are fixedly connected to a folding frame 404. The top of the folding frame 404 is slidably connected to the bottom of the lifting platform 501. The surface of the slide rod 403 is rotatably connected to a connecting block 405. One side of the connecting block 405 is fixedly connected to an electric push rod 406. One end of the electric push rod 406 is fixedly connected to one side of the bottom of the lifting slot 401. The electric push rod 406 fixedly connected to the bottom of the lifting slot 401 is shortened to drive the connecting block 405 to move. The movement of the connecting block 405 drives the slide rod 403 slidably connected to the slide slot 402 to move. The movement of the slide rod 403 drives the folding frame 404 to extend and move the lifting platform 501 to the target position.

[0041] All electrical equipment in this solution are powered by external power supplies.

[0042] Working principle: When in use, place the steel pipe on the top of the lifting platform 501, use the second motor 503 of the controller 2, the output shaft of the second motor 503 on the top of the control chamber 502 opened inside the lifting platform 501 rotates to drive the gear 504 to rotate, the gear 504 rotates to drive the rack 505 to move, the rack 505 moves to drive the placement frame 507 at one end of the connecting plate 506 to move toward each other until the two ends of the steel pipe are in contact with the rubber plate 508, use the controller 2 to start the first motor 303, the output shaft of the first motor 303 in the movable chamber 301 rotates to drive the screw 304 to rotate, the screw 304 rotates to drive the screw 304 threaded connection with the screw 304 The connecting frame 305 connected to the internal threaded hole 306 moves downward, and the connecting frame 305 moves downward, driving the support column 307 connected to the universal wheel 308 at the bottom of the movable hole 302 to move down to an appropriate length, adjusting the distance between the bottom of the bottom box 1 and the ground to an appropriate value, pushing the telescopic frame to move it to the target position, and using the controller 2 to start the electric push rod 406. The electric push rod 406 fixedly connected to the bottom of the lifting slot 401 shortens and drives the connecting block 405 to move. The movement of the connecting block 405 drives the sliding rod 403 slidingly connected to the slide slot 402 to move. The movement of the sliding rod 403 drives the folding frame 404 to extend and moves the lifting platform 501 to the target position.

[0043] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0044] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A telescopic frame for construction, comprising a bottom box (1), a moving mechanism (3) for driving the telescopic frame to a suitable position, and a lifting mechanism (4) for controlling the height of the telescopic frame, characterized in that: The top of the lifting mechanism (4) is slidably connected to a fixing mechanism (5) for facilitating the limited transportation of steel pipes of different diameters and lengths. The fixing mechanism (5) comprises a placement frame (507) and a rubber plate (508). The placement frame (507) is arranged above the lifting mechanism (4). The side of the rubber plate (508) is fixedly connected to one side of the inner wall of the placement frame (507). The moving mechanism (3) is arranged inside the bottom box (1), and the lifting mechanism (4) is fixedly connected to the bottom box (1).

2. The telescopic frame for construction according to claim 1, characterized in that: The fixing mechanism (5) further comprises a lifting platform (501) and a control cavity (502); the bottom of the lifting platform (501) is hinged to the top of the lifting mechanism (4); and the control cavity (502) is opened inside the lifting platform (501).

3. The telescopic frame for construction according to claim 2, characterized in that: The fixing mechanism (5) further comprises a second motor (503) and a gear (504), wherein the top of the second motor (503) is fixedly connected to the top of the inner wall of the control chamber (502), the top of the gear (504) is fixedly connected to the output shaft of the second motor (503), the bottom of the gear (504) is rotatably connected to the bottom of the control chamber (502), the side of the gear (504) is meshedly connected to a rack (505), the bottom of the rack (505) is slidably engaged with one side of the bottom of the control chamber (502), one end of the rack (505) is fixedly connected to a connecting plate (506), and one end of the connecting plate (506) is fixedly connected to one side of a placement frame (507).

4. The telescopic frame for construction according to claim 1, characterized in that: A controller (2) for controlling the telescopic frame equipment is fixedly connected to the front side of the bottom box (1).

5. The telescopic frame for construction according to claim 1, characterized in that: The moving mechanism (3) comprises an active cavity (301) and a first motor (303); the active cavity (301) is opened at the lower part of the bottom box (1); the top of the first motor (303) is fixedly connected to the top of the inner wall of the active cavity (301); and the output shaft of the first motor (303) is fixedly connected to a screw (304).

6. The telescopic frame for construction according to claim 5, characterized in that: The movable mechanism (3) further comprises a movable hole (302) and a connecting frame (305), wherein the movable hole (302) is evenly arranged at the bottom of the movable cavity (301), an internal threaded hole (306) is arranged at the center of the connecting frame (305), the internal threaded hole (306) is threadedly connected to the surface of the screw (304), the rear side of the connecting frame (305) is slidably connected to the rear side of the inner wall of the movable cavity (301), the two ends of the connecting frame (305) are fixedly connected to support columns (307), and the bottom of the support column (307) is fixedly connected to a universal wheel (308).

7. The telescopic frame for construction according to claim 1, characterized in that: The lifting mechanism (4) comprises a lifting groove (401) and a sliding groove (402), wherein the lifting groove (401) is provided at the top of the bottom box (1), and the sliding groove (402) is provided at both sides of the bottom of the lifting groove (401), a sliding rod (403) is slidably connected in the sliding groove (402), and a folding frame (404) is fixedly connected at both ends of the sliding rod (403), and the top of the folding frame (404) is slidably connected to the bottom of the lifting platform (501).

8. The telescopic frame for construction according to claim 7, characterized in that: The lifting mechanism (4) further comprises a connecting block (405) and an electric push rod (406), wherein the connecting block (405) is rotatably connected to the surface of the slide bar (403), the electric push rod (406) is fixedly connected to one side of the connecting block (405), and one end of the electric push rod (406) is fixedly connected to one side of the bottom of the lifting slot (401).

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