CN212888167U

CN212888167U - Movable inner mould for manufacturing concrete hollow slab beam

Info

Publication number: CN212888167U
Application number: CN202020750845.3U
Authority: CN
Inventors: 徐武; 别佃奎; 崔黎明; 方斌; 马林
Original assignee: Jiangsu Jieda Traffic Engineering Group Co ltd
Current assignee: Jiangsu Jieda Traffic Engineering Group Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-04-06
Anticipated expiration: 2030-05-08

Abstract

The utility model relates to a concrete casting mould, in particular to a movable inner mould for manufacturing a concrete hollow slab beam, wherein a mould shell comprises a first side mould, a second side mould, a third side mould and a connecting mechanism, and one end of the first side mould and one end of the second side mould are relatively opened or closed; the power mechanism comprises at least one first power device and at least one second power device, the first power device is rotatably connected with the first side die and the second side die through the first supporting frame and the second supporting frame respectively, the second power device is perpendicular to the first power device, one end of the second power device is installed on the third side die through the third supporting frame, the other end of the second power device is provided with a top plate, the top plate is used for plugging a gap formed by the first side die and the second side die due to opening, the movable inner die can enable the die and concrete to be separated easily, the demolding operation is smoother, the demolding difficulty in the production process is greatly reduced, and the production efficiency is improved.

Description

Movable inner mould for manufacturing concrete hollow slab beam

Technical Field

The utility model relates to a concrete placement mould, concretely relates to movable inner mould of making concrete hollow slab roof beam.

Background

With the rapid development of economy in China, in large-scale constructions such as bridges, tunnels, high-rise buildings and the like which are built together along with economic construction, the concrete hollow slabs or box girders are important components of large-scale construction projects such as bridges, tunnels, high-rise buildings and the like; in the process of pouring the existing concrete hollow beam slab, the used mould is mainly a single inner mould with different sizes to form a hollow structure in the slab beam, and the operation difficulty in demoulding is often caused by the condition that the outer surface of the mould is tightly attached to concrete in actual production and manufacturing. Therefore, the method has defects in the manufacture of the mould of the concrete hollow slab beam, and needs further improvement.

In view of the above problems, the present designer is based on the practical experience and professional knowledge that are abundant for many years in engineering application of such products, and is actively making research and innovation in cooperation with the application of theory, in order to create a movable inner mold for manufacturing concrete hollow slab beams.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a make activity inner mould of concrete hollow slab roof beam aims at solving among the prior art at the mould simple structure that produces concrete hollow slab roof beam in-process used, when the concrete in the mould shaping back, this problem of drawing of patterns difficulty.

The utility model provides a movable inner mould for manufacturing concrete hollow plate beams, which comprises a mould shell and a power mechanism;

the mould shell comprises a first side mould, a second side mould, a third side mould and a connecting mechanism, wherein one end of the first side mould and one end of the second side mould are relatively opened or closed, and the other end of the first side mould and the other end of the second side mould are respectively connected with two ends of the third side mould in a rotating mode through the connecting mechanism;

power unit includes at least one first power device and at least one second power device, first power device through first support frame and second support frame respectively with first side form and second side form rotate to be connected, and two tie points about third side form symmetry, second power device with first power device sets up perpendicularly, second power device one end is passed through the third support frame is installed on the third side form, and the other end is provided with the roof, the roof is used for carrying out the shutoff to the clearance that first side form and second side form formed because of opening.

Furthermore, the second power device is rotatably connected with the third support frame.

Further, the power device further comprises a support, wherein the support is fixed on the third side die and used for supporting the first power device.

Furthermore, the connecting mechanism comprises a hinge and a limiting block group;

the limiting block group comprises two stop blocks which are fixed at the joint of the shell and are mutually matched, and the limiting block group is used for limiting the rotation limit positions of the two side moulds which are rotationally connected through the hinge.

Further, the cross section of the top plate is in a trapezoid shape with an arc-shaped upper bottom edge and an isosceles bottom edge.

Furthermore, two guide blocks are symmetrically arranged on the inner side of the opening end of the die shell, and the opposite inner side surfaces of the two guide blocks are matched with the two symmetrical side surfaces of the top plate.

Furthermore, a plurality of first reinforcing ribs are arranged on the circumference of the inner side of the die shell, and the first reinforcing ribs are distributed along the axial direction of the die shell.

Furthermore, second reinforcing ribs are symmetrically arranged on the circumference of the inner side of the die shell, and the second reinforcing ribs are parallel to the axis of the die shell.

Compared with the prior art, the beneficial effects of the utility model reside in that, the utility model provides a pair of make activity inner mould of concrete hollow slab roof beam open and closed through setting up at the inside power unit drive mould casing of mould, can make to separate more easily between mould and the concrete, and the drawing of patterns operation is more smooth, has reduced the drawing of patterns degree of difficulty in the production process greatly, has improved production efficiency.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic structural view of a mold provided in an embodiment of the present invention in a closed state;

fig. 2 is a schematic structural view of the mold provided in the embodiment of the present invention in an open state;

fig. 3 is a schematic view of a hinge structure provided in an embodiment of the present invention;

fig. 4 is a cross-sectional view taken along line a-a of fig. 2 in accordance with an embodiment of the present invention;

fig. 5 is a longitudinal sectional view taken along the direction B-B in fig. 2 according to an embodiment of the present invention;

fig. 6 is a front view of an upper top plate of a second power device according to an embodiment of the present invention;

fig. 7 is a top view of an upper top plate of a second power device according to an embodiment of the present invention;

fig. 8 is a side view of an upper top plate of a second power device according to an embodiment of the present invention.

Reference numerals: 1. a mold housing; 2. a power mechanism; 11. a first side mold; 12. a second side mold; 13. a third side die; 14. a connecting mechanism; 15. a support; 16. a first reinforcing rib; 17. a guide block; 18. a second reinforcing rib; 141. a hinge; 142. a limiting block group; 21. a first power unit; 22. a second power unit; 23. a first support frame; 24. a second support frame; 25. a third support frame; 26. a top plate.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The embodiment of the utility model provides a make activity inner mould structure of concrete hollow slab roof beam as shown in figure 1, including first side form 11, second side form 12, third side form 13 and coupling mechanism 14, first side form 11 and second side form 12's one end can open relatively or be closed, the other end rotates through the both ends of coupling mechanism 14 and third side form 13 respectively and connects, be the rotation connection between first power device 21 and first support frame 23 and the second support frame 24, first support frame 23 and second support frame 24 are installed respectively on first side form 11 and second side form 12, promote first support frame 23 and second support frame 24 and then drive opening and closing of first side form 11 and second side form 12 by first power device 21; the second power device 22 is perpendicular to the first power device 21, one end of the second power device 22 is mounted on the third side die 13 through a third support frame 25, the other end of the second power device 22 is provided with a top plate 26, and the top plate 26 is driven by the second power device to displace so as to block a gap formed by the opening of the first side die 11 and the second side die 12.

When the mould is in a closed state, a first side mould 11, a second side mould 12 and a third side mould 13 jointly form a mould shell; when the mold is in an open state, the upper surfaces of the first side mold 11, the second side mold 12, the third side mold 13 and the top plate 26 jointly form a mold shell, and a cylindrical structure with two through ends is formed.

As shown in fig. 1 and 2, in this embodiment, the first side die 11 and the second side die 12 are two semicircular cylindrical steel plates with the same structure, the third side plate 13 is an arc-shaped steel plate, as shown in fig. 6 to 8, the cross section of the top plate 26 is in the shape of an isosceles trapezoid with an arc-shaped upper bottom edge, two guide blocks 17 are symmetrically arranged on the inner sides of the opening and closing ends of the first side die 11 and the second side die 12, and two symmetrical side surfaces of the top plate 26 and the opposite inner side surfaces of the two guide blocks 17 are matched with each other, so that the opened gap can be closed by engagement after the die plates are opened.

As shown in fig. 1 to 3, in the present embodiment, two semi-cylindrical side plates and one arc-shaped side plate are rotatably connected by a hinge 141, a limiting block 142 is disposed inside the connection, the limiting block 142 includes two stoppers engaged with each other, and when the mold is closed, the two stoppers are completely engaged, thereby limiting the rotation limit positions of the two side molds rotatably connected by the hinge 141.

In the present embodiment, the first power device 21 and the first support frame 23 are rotatably connected to the second support frame 24, as shown in fig. 1 and 2, the first power device 21 is horizontally disposed, and when the mold is moved from the closed state to the open state, the connection point between the first power device 21 and the first side mold 11 and the second side mold 12 is shifted downward, and the rotatable connection can keep the horizontal height of the first power device 21 constant.

In this embodiment, the first power device 21 and the second power device 22 are both configured as oil tops, the oil tops transversely arranged support the opening and closing of the mold shell 1, and the oil top support top plate 26 longitudinally arranged cooperates with the opening or closing of the mold shell 1 to block the gap at the opening end; the first support frame 23, the second support frame 24 and the third support frame 25 which are used for fixedly supporting the oil top comprise channel steel fixedly arranged on the inner wall of the die shell 1 and a hinged frame arranged on the channel steel, the hinged frame is hinged with the oil top extension arm, the channel steel plays a supporting role, and the long edge of the channel steel is parallel to the axis of the die shell 1; and channel steel plates are arranged on the bracket 15 and used for balancing and fixing the horizontal position of the transverse oil roof.

In the present embodiment, the first reinforcing ribs 16 are provided inside the circumference of the die case as shown in fig. 4 and 5, and are uniformly distributed in the axial direction of the case; the second reinforcing ribs 18 are channel steel, are symmetrically arranged on the periphery of the shell and are parallel to the axis of the shell, and the first reinforcing ribs 16 and the second reinforcing ribs 18 both play a role in reinforcing the strength of the shell.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A movable inner mould for manufacturing concrete hollow slab beams is characterized in that: comprises a mould shell (1) and a power mechanism (2); the die shell (1) comprises a first side die (11), a second side die (12), a third side die (13) and a connecting mechanism (14), wherein one ends of the first side die (11) and the second side die (12) are relatively opened or closed, and the other ends of the first side die and the second side die are respectively rotatably connected with two ends of the third side die (13) through the connecting mechanism (14); power unit (2) include at least one first power device (21) and at least one second power device (22), first power device (21) through first support frame (23) and second support frame (24) respectively with first side form (11) with second side form (12) rotate to be connected, and two tie points about third side form (13) symmetry, second power device (22) with first power device (21) set up perpendicularly, second power device (22) one end is installed through third support frame (25) on third side form (13), and the other end is provided with roof (26), roof (26) are used for right first side form (11) with second side form (12) are because of opening the clearance that forms and block.

2. The movable inner mold for manufacturing the concrete hollow slab beam as claimed in claim 1, wherein: the first power device (21) is rotationally connected with the first support frame (23) and the second support frame (24); the second power device (22) is rotatably connected with the third support frame (25).

3. The movable inner mold for manufacturing the concrete hollow slab beam as claimed in claim 2, wherein: the power device further comprises a support (15), wherein the support is fixed on the third side die (13) and used for supporting the first power device (21).

4. The movable inner mold for manufacturing the concrete hollow slab beam as claimed in any one of claims 1 to 3, wherein: the connecting mechanism (14) comprises a hinge (141) and a limiting block group (142); the limiting block group (142) comprises two stop blocks which are fixed at the joint of the shell and matched with each other, and the limiting block group (142) is used for limiting the rotation limit positions of the two side moulds which are rotationally connected through the hinge (141).

5. The movable inner mold for manufacturing the concrete hollow slab beam as claimed in claim 1, wherein: the cross section of the top plate (26) is in a trapezoid shape with an arc-shaped upper bottom edge and an isosceles bottom edge.

6. The movable inner mold for manufacturing the concrete hollow slab beam as claimed in claim 1 or 5, wherein: the die shell (1) is provided with two guide blocks (17) symmetrically on the inner side of the opening and closing end, and the opposite inner side surfaces of the two guide blocks (17) are matched with the two symmetrical side surfaces of the top plate (26).

7. The movable inner mold for manufacturing the concrete hollow slab beam as claimed in claim 1, wherein: a plurality of first reinforcing ribs (16) are arranged on the circumference of the inner side of the die shell (1), and the first reinforcing ribs (16) are axially distributed along the die shell (1).

8. The movable inner mold for manufacturing the concrete hollow slab beam as claimed in claim 1, wherein: and second reinforcing ribs (18) are symmetrically arranged on the circumference of the inner side of the die shell (1), and the second reinforcing ribs (18) are parallel to the axis of the die shell (1).