Device for overturning precast concrete planks

Abstract

The utility model relates to the technical field of precast concrete planks, in particular to a device for overturning precast concrete planks, which comprises an overturning device main body, a support limiting frame is arranged below the overturning device main body, a bottom frame is symmetrically clamped at the lower end of the support limiting frame, and a positioning frame with an inverted U-shaped structure is fixed on the outer side of the upper end of the bottom frame. A driving rotary lifting seat and an auxiliary rotary lifting seat are movably clamped in the positioning frame, X-shaped lifting frames are installed at the lower end of the driving rotary lifting seat and the lower end of the auxiliary rotary lifting seat respectively, and clamping driving hydraulic cylinders are rotationally installed on the opposite faces of the driving rotary lifting seat and the auxiliary rotary lifting seat respectively. According to the device for overturning the precast concrete planks, the precast concrete planks are clamped and positioned through the clamping seats moving in a shearing mode, so that the stability of the precast concrete planks is high, the precast concrete planks can be stably lifted and overturned, and the overturning safety of the precast concrete planks is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to precast concrete slab technical field, concretely for a device for overturning precast concrete slab. BACKGROUND

[0002] The precast concrete slab refers to the concrete component that is manufactured according to specific design and specification in factory environment, then is transported to the construction site for installation. Compared with the cast-in-place concrete, the precast concrete slab has the advantages of controllable quality, high production efficiency, environmental protection and high cost-effectiveness.

[0003] The existing precast concrete slab involves overturning problem when on-site construction, if the size of precast concrete slab is large and the gravity is large, the manual overturning is inconvenient, and the overturning device needs to be assisted, such as the device for overturning precast concrete slab disclosed in the publication No. CN220393258U, which improves the compacting capacity of the overturning concrete device, and also improves the lateral compacting capacity and lifting and discharging capacity of the overturning concrete device, but the precast concrete slab needs to be accurately overturned and clamped during overturning positioning, otherwise the deviation may occur, resulting in insufficient safety. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a device for overturning precast concrete slab to solve the problem that the precast concrete slab needs to be accurately overturned and clamped during overturning positioning in the current market, otherwise the deviation may occur, resulting in insufficient safety.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a device for overturning precast concrete slab, including overturning device main part, the overturning device main part lower portion is equipped with the support limiting frame, and the support limiting frame lower end is symmetrically clamped with the bottom frame, and the bottom frame upper end outside is fixed with the inverted U type structure's positioning frame, the positioning frame is respectively active clamping with the initiative rotation lifting seat and the auxiliary rotation lifting seat, and the initiative rotation lifting seat and the auxiliary rotation lifting seat lower end are respectively installed X type lifting frame, the opposite side of initiative rotation lifting seat and auxiliary rotation lifting seat is respectively rotatably installed with clamping drive hydraulic cylinder, and the opposite side of clamping drive hydraulic cylinder is equipped with U type positioning seat, the U type positioning seat is respectively symmetrically vertical fixed with double -end lifting hydraulic cylinder, and the double -end lifting hydraulic cylinder upper and lower end is rotatably connected with the upper clamping seat and the lower clamping seat, and the upper clamping seat and the lower clamping seat are inserted with the rotary connection axle, and the upper clamping seat and the lower clamping seat constitute the shearing type structure.

[0006] Preferably, the bottom of the overturning device main body is provided with a support plate, and the support plate is screw-fixed with the bottom frame on one side, and an electric control cabinet is bolted and fastened above the support plate.

[0007] Preferably, the active rotary lifting seat and the auxiliary rotary lifting seat are respectively provided with a symmetrical movable limiting rod, and the upper and lower ends of the limiting rod are respectively welded and fixed with the positioning frame and the base frame.

[0008] Preferably, the end of the active rotary lifting seat is fixed with a turnover driving motor through bolts, and the driving end of the turnover driving motor is fixed with the movable end of the clamping driving hydraulic cylinder through a connecting shaft.

[0009] Preferably, the U-shaped positioning seat is provided with a connecting plate on both sides, and one end of the connecting plate is penetrated and matched with both ends of the rotary connecting shaft.

[0010] Preferably, a transverse waist hole structure is formed in the connecting plate, and the U-shaped positioning seat is tightly provided with a bolt which is movably clamped with the waist hole of the connecting plate.

[0011] Preferably, the base frame is rotatably provided with a lifting hydraulic cylinder through a bolt, and the other end of the lifting hydraulic cylinder is rotatably connected with the connecting rod structure in the middle of the X-shaped lifting frame.

[0012] Compared with the prior art, the device for overturning the prefabricated concrete slab has the advantages that: the device for overturning the prefabricated concrete slab is provided with a shearing type movable clamping seat for clamping and positioning the prefabricated concrete slab, so that the stability of the prefabricated concrete slab is high, and the lifting and overturning process of the prefabricated concrete slab is stable, and the safety of the prefabricated concrete slab overturning is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a device structure schematic view for overturning a prefabricated concrete slab.

[0014] Figure 2 It is a device for overturning a prefabricated concrete slab. Figure 1 It is an enlarged structure schematic view of A in the device.

[0015] Figure 3 It is an auxiliary rotary lifting seat and base frame connection structure schematic view of the device for overturning a prefabricated concrete slab.

[0016] Figure 4 It is a U-shaped positioning seat and connecting plate connection structure schematic view of the device for overturning a prefabricated concrete slab.

[0017] In the figure: 1, turnover device main body; 2, active rotary lifting seat; 3, clamping drive hydraulic cylinder; 4, rotary connecting shaft; 5, upper clamping seat; 6, positioning frame; 7, limiting rod; 8, double-head lifting hydraulic cylinder; 9, auxiliary rotary lifting seat; 10, connecting plate; 11, lower clamping seat; 12, electric control cabinet; 13, turnover drive motor; 14, support plate; 15, X-shaped lifting frame; 16, lifting hydraulic cylinder; 17, U-shaped positioning seat; 18, base frame; 19, support limiting frame. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0019] Please refer to Figures 1-4The utility model provides a technical scheme: a device for overturning prefabricated concrete slab, including overturning device main part 1, be equipped with support limiting frame 19 under overturning device main part 1, and the bottom bracket 18 is symmetrically clamped to support limiting frame 19 lower extreme, the bottom of overturning device main part 1 is equipped with support plate 14, and support plate 14 is fixed with the bottom bracket 18 of one side screwing, and support plate 14 upper bolt fastening has electric control cabinet 12, this structure can be installed in electric control cabinet 12 for the structure of clamping drive hydraulic cylinder 3, double -end lifting hydraulic cylinder 8, overturning drive motor 13 and lifting hydraulic cylinder 16 drive, in order to carry out overturning control of overturning device main part 1, the spacing of bottom bracket 18 can be moved under the spacing of support limiting frame 19, can control the spacing of bottom bracket 18, to adapt to the overturning processing of various sizes prefabricated concrete slab, support limiting frame 19 plays the role of supporting to prefabricated concrete slab unloading, and the outer side of bottom bracket 18 upper end is fixed with the positioning frame 6 of inverted U type structure, the positioning frame 6 is respectively active clamping with initiative rotation lifting seat 2 and auxiliary rotation lifting seat 9, initiative rotation lifting seat 2 and auxiliary rotation lifting seat 9 are respectively symmetric active penetration limiting rod 7, and limiting rod 7 upper end and lower end are respectively welded with positioning frame 6 and bottom bracket 18 fixed, this structure initiative rotation lifting seat 2 and auxiliary rotation lifting seat 9 can be respectively used for the basic positioning processing of clamping positioning structure, and make clamping positioning structure can carry out lifting and overturning processing, to realize the overturning processing of prefabricated concrete slab, limiting rod 7 plays the role of spacing to the lifting of initiative rotation lifting seat 2 and auxiliary rotation lifting seat 9, ensure the stability of structure when working, and the lower end of initiative rotation lifting seat 2 and auxiliary rotation lifting seat 9 is respectively installed X type lifting frame 15, the opposite side of initiative rotation lifting seat 2 and auxiliary rotation lifting seat 9 is respectively rotatably installed clamping drive hydraulic cylinder 3, and the opposite side of clamping drive hydraulic cylinder 3 is equipped with U type positioning seat 17, U type positioning seat 17 is installed positioning by recess part and carries out the positioning processing of clamping drive hydraulic cylinder 3, the end of initiative rotation lifting seat 2 is fixed with overturning drive motor 13 by bolt, and the driving end of overturning drive motor 13 is fixed with the active end of clamping drive hydraulic cylinder 3 through connecting shaft, this structure can drive the clamping drive hydraulic cylinder 3 of initiative rotation lifting seat 2 one side to rotate 180 degrees when starting overturning drive motor 13, realizes the overturning of prefabricated concrete slab, and the other side clamping drive hydraulic cylinder 3 plays the role of auxiliary overturning, both sides clamping drive hydraulic cylinder 3 are on the same axis, U type positioning seat 17 is respectively symmetric vertically penetrated and fixed with double -end lifting hydraulic cylinder 8, and double -end lifting hydraulic cylinder 8 upper end and lower end are rotatably connected with upper clamping seat 5 and lower clamping seat 11, U type positioning seat 17 both sides are symmetrically equipped with connecting plate 10, and one end of connecting plate 10 is penetrated and matched with the both ends of rotary connecting shaft 4, this structure can make connecting plate 10 fixed processing to the both ends of rotary connecting shaft 4, ensure the connection of connecting plate 10 relative to upper clamping seat 5 and lower clamping seat 11, and the rotary connecting shaft 4 is inserted into between upper clamping seat 5 and lower clamping seat 11,The shear structure is formed between the upper clamping seat 5 and the lower clamping seat 11, the transverse waist hole structure is formed on the connecting plate 10, and the U-shaped positioning seat 17 is tightly fastened with the bolt that is movably connected with the waist hole of the connecting plate 10. When the upper clamping seat 5 and the lower clamping seat 11 are moved by starting the double-head lifting hydraulic cylinder 8, the shear clamping treatment of the upper clamping seat 5 and the lower clamping seat 11 is realized, the rotating connecting shaft 4 changes the position, so that the connecting plate 10 plays a role in active limiting of the rotating connecting shaft 4, the prefabricated concrete slab can be clamped on the side and clamped on the upper and lower sides under the action of the upper clamping seat 5 and the lower clamping seat 11, the structural stability of the prefabricated concrete slab in the overturning process is ensured, the problem that the prefabricated concrete slab deviates is avoided, the safety of the working of the overturning device main body 1 is ensured, the lifting hydraulic cylinder 16 is rotatably installed on the upper end of the chassis 18, and the other end of the lifting hydraulic cylinder 16 is rotatably connected with the connecting rod structure in the middle of the X-shaped lifting frame 15. This structure can drive the X-shaped lifting frame 15 to rise and fall by the lifting hydraulic cylinder 16, so as to control the lifting adjustment treatment of the active rotating lifting seat 2 and the auxiliary rotating lifting seat 9, and make the prefabricated concrete slab rise to a height that can be turned over.

[0020] Working principle: when using the device for overturning prefabricated concrete slab, first make the overturning device body 1 supported on the plane through the chassis 18, the support plate 14 makes the electric control cabinet 12 also stable support, the electric control cabinet 12 is used for the control of each place electricity, then according to the size control of the chassis 18 of prefabricated concrete slab, the support limiting frame 19 is used for the movable limiting of the chassis 18, when the overturning treatment of prefabricated concrete slab is carried out, make the prefabricated concrete slab carry to the support limiting frame 19, then start the clamping drive hydraulic cylinder 3, let the U-shaped positioning seat 17 push the upper clamping seat 5 and the lower clamping seat 11 to the prefabricated concrete slab, then start the double-head lifting hydraulic cylinder 8, make the double-head lifting hydraulic cylinder 8 drive the upper clamping seat 5 and the lower clamping seat 11 to shear type rotation under the positioning of the U-shaped positioning seat 17, realize the clamping of the upper clamping seat 5 and the lower clamping seat 11 to the prefabricated concrete slab, and ensure that the prefabricated concrete slab is not easy to deviate and fall during overturning, and can adapt to prefabricated concrete slabs of various thicknesses and widths, the rotary connecting shaft 4 is used for the rotary positioning treatment of the upper clamping seat 5 and the lower clamping seat 11, in the process of clamping the prefabricated concrete slab by the upper clamping seat 5 and the lower clamping seat 11, the connecting plate 10 is movable through the waist hole relative to the U-shaped positioning seat 17, until the prefabricated concrete slab is clamped by the upper clamping seat 5 and the lower clamping seat 11, stop the double-head lifting hydraulic cylinder 8 and the clamping drive hydraulic cylinder 3, then start the lifting hydraulic cylinder 16, drive the X-shaped lifting frame 15 to rise, drive the main rotary lifting seat 2 and the auxiliary rotary lifting seat 9 to rise, the positioning frame 6 carries out the limiting treatment of the rising of the main rotary lifting seat 2 and the auxiliary rotary lifting seat 9 through the limiting rod 7, stop after the prefabricated concrete slab rises to the overturning position, start the overturning drive motor 13, overturn the prefabricated concrete slab, then drop the prefabricated concrete slab on the support limiting frame 19, thereby completing a series of work.

[0021] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A device for flipping precast concrete slabs, comprising a flipping device body (1), characterized in that: The main body (1) of the flipping device is provided with a support limiting frame (19) below, and a base frame (18) is symmetrically engaged at the lower end of the support limiting frame (19). An inverted U-shaped positioning frame (6) is fixed on the outer side of the upper end of the base frame (18). An active rotating lifting seat (2) and an auxiliary rotating lifting seat (9) are movably engaged in the positioning frame (6). An X-shaped lifting frame (15) is installed at the lower end of the active rotating lifting seat (2) and the auxiliary rotating lifting seat (9). The active rotating lifting seat (2) and the auxiliary rotating lifting seat (9) are respectively connected. A clamping drive hydraulic cylinder (3) is rotatably mounted on one side of the clamping drive hydraulic cylinder (3), and a U-shaped positioning seat (17) is provided on the opposite side of the clamping drive hydraulic cylinder (3). A double-headed lifting hydraulic cylinder (8) is symmetrically and vertically fixed inside the U-shaped positioning seat (17). The upper and lower ends of the double-headed lifting hydraulic cylinder (8) are rotatably connected to an upper clamping seat (5) and a lower clamping seat (11). A rotating connecting shaft (4) is inserted between the upper clamping seat (5) and the lower clamping seat (11), so that the upper clamping seat (5) and the lower clamping seat (11) form a shearing structure.

2. The device for flipping precast concrete slabs according to claim 1, characterized in that: The bottom of the main body (1) of the flipping device is provided with a support plate (14), and the support plate (14) is screwed to the base frame (18) on one side, and the upper part of the support plate (14) is bolted to the electrical control cabinet (12).

3. The device for flipping precast concrete slabs according to claim 1, characterized in that: The active rotating lifting seat (2) and the auxiliary rotating lifting seat (9) are respectively symmetrically movable through the limiting rod (7), and the upper and lower ends of the limiting rod (7) are welded and fixed to the positioning frame (6) and the base frame (18) respectively.

4. The device for flipping precast concrete slabs according to claim 1, characterized in that: The active rotating lifting seat (2) is bolted to the end of a flip drive motor (13), and the drive end of the flip drive motor (13) is fixed to the movable end of the clamping drive hydraulic cylinder (3) via a coupling.

5. The device for flipping precast concrete slabs according to claim 1, characterized in that: The U-shaped positioning seat (17) is symmetrically provided with connecting plates (10) on both sides, and one end of the connecting plate (10) is connected to both ends of the rotating connecting shaft (4).

6. The device for flipping precast concrete slabs according to claim 5, characterized in that: The connecting plate (10) has a transverse waist hole structure, and the U-shaped positioning seat (17) has bolts on both sides that are movably engaged with the waist hole of the connecting plate (10).

7. The device for flipping precast concrete slabs according to claim 1, characterized in that: The upper end of the base frame (18) is rotatably mounted with a lifting hydraulic cylinder (16) via a pin, and the other end of the lifting hydraulic cylinder (16) is rotatably connected to the connecting rod structure in the middle of the X-type lifting frame (15).

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