CN217268960U

CN217268960U - Equipment for mounting hollow concrete precast slab

Info

Publication number: CN217268960U
Application number: CN202220859781.XU
Authority: CN
Inventors: 林其涛; 刘晓勇; 谢彪; 杨笑; 杨柏鹏; 杨伟
Original assignee: First Engineering Co Ltd of China Railway Urban Construction Group Co Ltd
Current assignee: First Engineering Co Ltd of China Railway Urban Construction Group Co Ltd
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2022-08-23
Anticipated expiration: 2032-04-14

Abstract

The utility model relates to the field of precast slabs, in particular to a device for installing hollow concrete precast slabs, which comprises a U-shaped guide rail, wherein the upper surface of the U-shaped guide rail is symmetrically provided with support pieces about the transverse central line of the U-shaped guide rail, a bearing platform is arranged between the two support pieces, rectangular through holes are arranged on the bearing platform, two sides of the bearing platform are provided with side baffles, two sides of the side baffles, which are close to the lower end, are provided with second rotating shafts, and the second rotating shafts are rotationally connected with through holes arranged on the support pieces, the device can support the hollow concrete precast slabs through a right-angled edge structure formed by the side baffles and convex blocks, then the bearing platform rotates and moves on the support pieces through the second rotating shafts on two sides, thus the bearing platform can conveniently rotate and move the hollow concrete precast slabs, and then the hollow concrete precast slabs fall into two vertical ends of the U-shaped guide rail through the rectangular through holes for installation, therefore, the hollow concrete precast slab can be conveniently and accurately installed.

Description

Equipment for mounting hollow concrete precast slab

Technical Field

The utility model relates to a precast slab technical field specifically indicates an equipment of installation hollow concrete precast slab.

Background

The prefabricated slab is a floor slab used in the early construction of the 20 th century, and is a module or a plate used in engineering. Because the concrete prefabricated member produced, processed and formed in a prefabricated field is directly transported to a construction site for installation, the prefabricated member is called a prefabricated plate. When the prefabricated slab is manufactured, a hollow model is firstly made by wood plates and nails, reinforcing steel bars are distributed on the hollow part of the model, cement is used for filling the hollow part, after the hollow part is dried, the wood plates are knocked off, and the prefabricated slab is left. Precast slabs are used in many applications in construction, such as cement slabs covered in ditches beside highways; the cement boards used as heat insulation layers on the roof are prefabricated boards.

At present, the house building is eliminated by the mode, the frame structure and the reinforced concrete structure are changed, the safety quality is further improved, and the hollow slab is formed by pouring concrete. The cross section of the slab is made into a hollow slab, the hollow slab is lighter than a solid slab with the same span, the transportation and the installation are convenient, the building height is smaller than that of a T-shaped beam with the same span, and therefore, the hollow slab is used more in small-span bridges. The hollow form is various. The hollow slab building has now changed into frame construction, reinforced concrete structure, and the safety quality further improves, adopts the crane to hoist usually when the hollow concrete precast slab installation, and very inflexible through the crane installation, can not be convenient carry out accurate location installation to can not satisfy the demand of hollow concrete precast slab installation.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned problem that prior art exists, the to-be-solved technical problem of the utility model is: the hollow concrete precast slab is not flexible to install, and cannot be conveniently and rapidly positioned and installed.

In order to solve the technical problem, the practice adopts the following technical scheme: the equipment for installing the hollow concrete prefabricated plate comprises a U-shaped guide rail, wherein support pieces are symmetrically arranged on the upper surface of the U-shaped guide rail about the transverse center line of the U-shaped guide rail, a bearing platform is arranged between the two support pieces, a rectangular through hole is formed in the bearing platform, side baffles are arranged on two sides of the bearing platform, second rotating shafts are arranged on two sides, close to the lower end, of the side baffles, and the second rotating shafts are rotatably connected with through holes formed in the support pieces; the side shield is close to the lower surface of upper end and is provided with static pressure mechanism, static pressure mechanism includes L type support frame, and L type support frame and load-bearing platform's lower fixed surface is connected, surface mounting has the motor on the horizontal end of L type support frame, and the output axle head of motor is connected with the threaded rod, the spout has been seted up to one side that L type support frame erects the end, and sliding connection has L type saddle in the spout, first screw hole has been seted up to L type saddle horizontal end, and first screw hole and threaded rod threaded connection, the perpendicular end of L type saddle is provided with the layering piece.

Preferably, the number of the side baffles is two, a first rotating shaft is arranged on one side of each of the two side baffles, and a supporting rod is rotatably connected to each of the two first rotating shafts. Through the structure, the supporting rod is rotated on the first rotating shaft when the bearing platform is required to be supported in an inclined mode, then the inclined edge at the lower end of the supporting rod can be fixedly supported through the baffle, then the remaining supporting rod on one side and the other bearing platform baffle are fixedly supported in an abutting mode, and therefore the bearing platform can be effectively supported in an inclined mode through the supporting rod, and therefore when the hollow concrete precast slab is installed, the hollow concrete precast slab can be conveniently placed on the bearing platform and placed at the edge of the rectangular through hole in a leaning mode.

Preferably, the upper surface of the lower end of the bearing platform is provided with a convex block, the convex block and the bearing platform form a V-shaped structure, after the hollow concrete prefabricated slab is placed on the bearing platform through the structure, the bearing platform can rotate and move downwards on the supporting piece through the second rotating shafts on two sides, so that the bearing platform can conveniently rotate and move downwards the hollow concrete prefabricated slab, and then the hollow concrete prefabricated slab can be accurately installed between the U-shaped guide rails through the bearing platform.

Preferably, a plurality of triangular iron pieces are uniformly distributed on the lower surfaces of two vertical ends of the U-shaped guide rail along the length direction of the U-shaped guide rail, so that when the hollow concrete prefabricated plate needs to be installed, the prepared U-shaped guide rail is placed to the position where the prefabricated plate needs to be installed, and then the triangular iron pieces at the lower end of the U-shaped guide rail can be inserted into the foundation soil layer, so that the stability of the U-shaped guide rail can be effectively improved.

Preferably, the vertical end of the U-shaped guide rail is connected with a blocking mechanism in a clamping manner, the blocking mechanism comprises a baffle which is in a J-shaped structure, the vertical end and the J-shaped end of the baffle are respectively provided with a second threaded hole and a third threaded hole, the positions of the second threaded hole and the third threaded hole correspond to each other, the second threaded hole is connected with a bolt in an internal thread manner, the outer wall of the bolt close to the lower end is connected with the third threaded hole, the structure enables the prepared baffle to be sleeved on the vertical end of the U-shaped guide rail when the bearing platform needs to be obliquely supported, the prepared bolt is aligned to the second threaded hole to rotate clockwise, the bolt can enter the third threaded hole in the downward moving process, the baffle can be fixed on the U-shaped guide rail, and then the oblique lower end of the support rod is connected with the baffle in a blocking manner, the bracing piece can be convenient carry out bearing platform slope support like this.

Preferably, the bearing platform forms an inclined support structure through the support rods and the baffle plate, and the bearing platform is supported on the U-shaped guide rail in an inclined mode through the support rods through the structure, so that the bearing platform can store the hollow concrete precast slabs conveniently.

Compared with the prior art, the novel practice at least has the following advantages:

the utility model discloses a right angle limit structure that side shield and lug formed can set off hollow concrete prefabricated plate, static pressure mechanism can carry out convenient extrusion with the upper end of the hollow concrete prefabricated plate of below after that and fix, then the second pivot that bearing platform can both sides rotates on support piece and moves down, bearing platform can be convenient rotates hollow concrete prefabricated plate and moves down like this, it is not hard up with extruded hollow concrete prefabricated plate through static pressure mechanism after that, then in pushing into the rectangle through-hole with hollow concrete prefabricated plate again, hollow concrete prefabricated plate can fall into two perpendicular ends of U font guide rail through the rectangle through-hole after that and install, hollow concrete prefabricated plate can conveniently carry out accurate installation like this.

Drawings

Fig. 1 is a schematic view showing the overall construction of an apparatus for installing hollow concrete precast slabs.

Fig. 2 is a schematic view showing the construction of a first rotating shaft and a support rod of an apparatus for installing a hollow concrete precast slab.

Fig. 3 is a schematic view showing the construction of a static pressure mechanism of an apparatus for installing hollow concrete precast slabs.

Fig. 4 is a schematic view of the structure of a bearing platform and a supporting rod of the equipment for installing the hollow concrete precast slab.

Fig. 5 is a structural schematic view of a U-shaped guide rail of an apparatus for installing hollow concrete precast slabs.

Fig. 6 is a schematic view showing the construction of a stopper mechanism of an apparatus for installing hollow concrete precast slabs.

In the figure, 1, U-shaped guide rail; 2. a rectangular through hole; 3. a load-bearing platform; 4. a side dam; 5. a static pressure mechanism; 501. a motor; 502. an L-shaped support frame; 503. a chute; 504. pressing a bar block; 505. an L-shaped slider; 506. a threaded rod; 507. a first threaded hole; 6. a first rotating shaft; 7. a support bar; 8. a blocking mechanism; 801. a second threaded hole; 802. a bolt; 803. a baffle plate; 804. a third threaded hole; 9. a triangular iron piece; 10. a second rotating shaft; 11. a support member; 12. and (4) a bump.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, an apparatus for installing hollow concrete precast slabs comprises a u-shaped guide rail 1, wherein support members 11 are symmetrically arranged on the upper surface of the u-shaped guide rail 1 about the transverse center line thereof, a bearing platform 3 is arranged between the two support members 11, a rectangular through hole 2 is formed in the bearing platform 3, side baffles 4 are arranged on two sides of the bearing platform 3, second rotating shafts 10 are arranged on two sides of the side baffles 4 near the lower end, and the second rotating shafts 10 are rotatably connected with through holes formed in the support members 11.

The side baffle 4 is provided with static pressure mechanism 5 near the lower surface of the upper end, static pressure mechanism 5 includes L type support frame 502, and L type support frame 502 is connected with load-bearing platform 3's lower fixed surface, surface mounting has motor 501 on the horizontal end of L type support frame 502, and the output shaft end of motor 501 is connected with threaded rod 506, spout 503 has been seted up to one side of the vertical end of L type support frame 502, and sliding connection has L type saddle 505 in the spout 503, first screw hole 507 has been seted up to the horizontal end of L type saddle 505, and first screw hole 507 and threaded rod 506 threaded connection, the vertical end of L type saddle 505 is provided with compressing block 504.

Specifically, the vertical end of the u-shaped guide rail 1 is connected with a blocking mechanism 8 in a clamping manner, the blocking mechanism 8 includes a baffle 803, the baffle 803 is in a J-shaped structure, the vertical end and the J-shaped end of the baffle 803 are respectively provided with a second threaded hole 801 and a third threaded hole 804, the positions of the second threaded hole 801 and the third threaded hole 804 correspond to each other, the second threaded hole 801 is connected with a bolt 802 in a threaded manner, and the outer wall of the bolt 802 close to the lower end is connected with the third threaded hole 804. The bearing platform 3 and the baffle 803 form an inclined supporting structure through the supporting rod 7.

Through the structure, when the hollow concrete prefabricated slab is installed, the prepared hollow concrete prefabricated slab is firstly placed at the position, close to the side baffle 4 on one side, of the bearing platform 3, then the side baffle 4 and the right-angled edge structure formed by the convex block 12 can support the hollow concrete prefabricated slab, then the motor 501 is started, then the motor 501 drives the threaded rod 506 to rotate anticlockwise, then the threaded rod 506 rotates in the first threaded hole 507 of the L-shaped slider 505, then the threaded rod 506 can drive the transverse end of the L-shaped slider 505 to slide downwards in the sliding groove 503 of the L-shaped support frame 502, meanwhile, the downward movement process of the L-shaped slider 505 can drive the pressing bar block 504 to move downwards, then the pressing bar block 504 can conveniently press and fixedly the upper end of the hollow concrete prefabricated slab below, then the bolt 802 rotates anticlockwise, and thus the baffle 803 can be separated from the U-shaped guide rail 1, then the bracing piece 7 can move down aslant, then load-bearing platform 3 can move down along with bracing piece 7 is synchronous, hollow concrete prefabricated plate can move down between U font guide rail 1 inner chamber like this, then start motor 501 again, motor 501 can drive threaded rod 506 clockwise rotation like this, then threaded rod 506 can drive L type slider 505 and move up, L type slider 505 can be with layering piece 504 synchronous upwards drive like this, extruded hollow concrete prefabricated plate can be become flexible like this, then push hollow concrete prefabricated plate into in the rectangular through-hole 2, hollow concrete prefabricated plate can fall into two vertical ends of U font guide rail 1 through rectangular through-hole 2 and install like this, hollow concrete prefabricated plate can conveniently carry out accurate installation.

Specifically, the number of the side baffles 4 is two, a first rotating shaft 6 is arranged on one side of each side baffle 4, and the first rotating shafts 6 are rotatably connected with supporting rods 7.

Specifically, a convex block 12 is arranged on the upper surface of the lower end of the bearing platform 3, and the convex block 12 and the bearing platform 3 form a V-shaped structure.

Specifically, the lower surfaces of two vertical ends of the U-shaped guide rail 1 are uniformly distributed with a plurality of triangular iron pieces 9 along the length direction.

The working principle of the equipment for installing the hollow concrete precast slab is as follows:

when the device for installing the hollow concrete prefabricated plate is used, the prepared U-shaped guide rail 1 is firstly placed at the position where the prefabricated plate needs to be installed, then the triangular iron piece 9 at the lower end of the U-shaped guide rail 1 can be inserted into the foundation soil layer, so that the stability of the U-shaped guide rail 1 can be effectively improved, then the baffle 803 is sleeved at the vertical end of the U-shaped guide rail 1, then the prepared bolt 802 is aligned to the second threaded hole 801 to rotate clockwise, then the bolt 802 can enter the third threaded hole 804 in the process of moving downwards, so that the baffle 803 can be fixed on the U-shaped guide rail 1, then the support rod 7 is rotated on the first rotating shaft 6, then the inclined edge at the lower end of the support rod 7 can be abutted and fixed through the baffle 803, then the rest one support rod 7 is abutted and fixed with the other baffle 803 of the bearing platform 3, in this way, the supporting rod 7 can effectively support the bearing platform 3 in an inclined manner, then the hollow concrete prefabricated slab is placed on the bearing platform 3 near the side baffle 4 on one side, then the side baffle 4 and the right-angled edge structure formed by the projection 12 can support the hollow concrete prefabricated slab, then the motor 501 is started, then the motor 501 drives the threaded rod 506 to rotate counterclockwise, then the threaded rod 506 rotates in the first threaded hole 507 on the L-shaped slider 505, then the threaded rod 506 can drive the transverse end of the L-shaped slider 505 to slide downwards in the sliding groove 503 on the L-shaped supporting frame 502, meanwhile, the downward movement process of the L-shaped slider 505 can drive the pressing bar block 504 to move downwards, then the pressing bar block 504 can conveniently press and fix the upper end of the hollow concrete prefabricated slab below, then the bolt 802 rotates counterclockwise, so that the baffle 803 can be separated from the u-shaped guide rail 1, then the supporting rods 7 can be moved downwards in an inclined way, then the bearing platform 3 can be synchronously moved downwards along with the supporting rods 7, so that the hollow concrete prefabricated slab can be moved downwards between the inner cavities of the U-shaped guide rails 1, then, the motor 501 is started, so that the motor 501 can drive the threaded rod 506 to rotate clockwise, then the screw rod 506 can drive the L-shaped slide 505 to move upwards, then the L-shaped slide 505 can drive the layering block 504 upwards synchronously, so that the extruded hollow concrete precast slab can be loosened, then the hollow concrete prefabricated slab is pushed into the rectangular through hole 2, and then the hollow concrete prefabricated slab can fall into two vertical ends of the U-shaped guide rail 1 through the rectangular through hole 2 for installation, therefore, the hollow concrete precast slab can be conveniently and accurately installed, and the working principle of the equipment for installing the hollow concrete precast slab is the working principle.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides an equipment of installation hollow concrete precast slab which characterized in that: the U-shaped guide rail comprises a U-shaped guide rail (1), wherein supporting pieces (11) are symmetrically arranged on the upper surface of the U-shaped guide rail (1) about the transverse center line of the U-shaped guide rail, a bearing platform (3) is arranged between the two supporting pieces (11), a rectangular through hole (2) is formed in the bearing platform (3), side baffles (4) are arranged on two sides of the bearing platform (3), second rotating shafts (10) are arranged on two sides, close to the lower end, of the side baffles (4), and the second rotating shafts (10) are rotatably connected with through holes formed in the supporting pieces (11);

the lower surface of the side baffle (4) close to the upper end is provided with a static pressure mechanism (5), and the static pressure mechanism (5) comprises an L-shaped structure

Support frame (502), and L type support frame (502) and load-bearing platform (3) lower fixed surface are connected, surface mounting has motor (501) on the horizontal end of L type support frame (502), and the output axle head of motor (501) is connected with threaded rod (506), spout (503) have been seted up to one side that L type support frame (502) erect the end, and sliding connection has L type slider (505) in spout (503), first screw hole (507) have been seted up to L type slider (505) horizontal end, and first screw hole (507) and threaded rod (506) threaded connection, the perpendicular end of L type slider (505) is provided with layering piece (504).

2. An apparatus for installing a hollow concrete precast slab according to claim 1, wherein: the side baffle (4) are provided with two, and two one side of side baffle (4) all is provided with first pivot (6), and two first pivot (6) all rotate and are connected with bracing piece (7).

3. An apparatus for installing hollow concrete panels as claimed in claim 1 or 2, wherein: the upper surface of the lower end of the bearing platform (3) is provided with a convex block (12), and the convex block (12) and the bearing platform (3) form a V-shaped structure.

4. An apparatus for installing a hollow concrete precast slab according to claim 3, wherein: the lower surfaces of two vertical ends of the U-shaped guide rail (1) are uniformly distributed with a plurality of triangular iron pieces (9) along the length direction.

5. An apparatus for installing a hollow concrete precast slab according to claim 3, wherein: the U-shaped guide rail (1) is characterized in that a blocking mechanism (8) is connected to the vertical end of the U-shaped guide rail in a clamping mode, the blocking mechanism (8) comprises a baffle plate (803), the baffle plate (803) is of a J-shaped structure, a second threaded hole (801) and a third threaded hole (804) are formed in the vertical end and the J-shaped end of the baffle plate (803) respectively, the positions of the second threaded hole (801) and the third threaded hole (804) are corresponding to each other, a bolt (802) is connected to the inner thread of the second threaded hole (801), and the outer wall, close to the lower end, of the bolt (802) is connected with the third threaded hole (804).