CN214238735U

CN214238735U - Built-in core mould of pull type precast beam plate

Info

Publication number: CN214238735U
Application number: CN202023075379.2U
Authority: CN
Inventors: 李成俊; 杨金华; 谭长林; 兰夏; 王伟; 韩玉晶
Original assignee: Hubei Yitong Construction Group Co ltd
Current assignee: Hubei Yitong Construction Group Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-09-21
Anticipated expiration: 2030-12-18

Abstract

The utility model provides a built-in mandrel of pull formula precast beam board, including left mandrel and right mandrel, monolithic mandrel includes two articulated templates, and left mandrel and right mandrel splice into built-in mandrel, and the mandrel is inside to be equipped with the mandrel skeleton, and mandrel skeleton both sides are equipped with the support frame, and support frame one end is articulated with the mandrel skeleton, and the other end is articulated with the mandrel medial surface, be equipped with the stopper on the mandrel skeleton, the support frame of mandrel skeleton both sides supports and leans on in stopper one side. Adopt the stopper to carry out unilateral simple spacing to the support frame, make whole support frame can only move towards rotating on one side, also can adopt the pneumatic cylinder drive support frame in realize supplementary form removal, the bulk rigidity is big, the installation is dismantled conveniently, swiftly, the template can not warp when the installation is dismantled, can improve construction quality and construction progress.

Description

Built-in core mould of pull type precast beam plate

Technical Field

The utility model belongs to the technical field of precast beam board is made and specifically relates to a pull formula precast beam board embeds mandrel is related to.

Background

When the hollow bridge plate is prefabricated, a core mould must be arranged in the bridge body in order to make the hollow bridge plate hollow, and the core mould is detached after concrete is poured and formed, but the detachment of the core mould is usually troublesome work because the core mould can be firmly stuck in the solidification process of the concrete, and the core mould can be extruded to increase the binding force of the concrete due to expansion in the solidification process of the concrete. At present, a core mold is disassembled by arranging a worker to climb into a core mold, loosening screws, and then pulling out the core mold by a winch, so that the core mold is not convenient to operate due to the narrow space inside the core mold, the temperature is often as high as 50 ℃, the working environment is relatively severe, the worker needs to operate for at least 30 minutes inside the core mold, the difficulty is imaginable, and more cost is brought to products due to the core mold disassembling operation.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a prefabricated beam slab of pull formula embeds mandrel, solves the problem that the difficulty was demolishd to prefabricated beam slab mandrel.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a built-in mandrel of pull formula precast beam board, includes left mandrel and right mandrel, and monolithic mandrel includes two articulated templates, and left mandrel and right mandrel splice into built-in mandrel, and the mandrel is inside to be equipped with the mandrel skeleton, and mandrel skeleton both sides are equipped with the support frame, and support frame one end is articulated with the mandrel skeleton, and the other end is articulated with the mandrel medial surface, be equipped with the stopper on the mandrel skeleton, the support frame of mandrel skeleton both sides supports and leans on in stopper one side.

In the preferred scheme, the support frame tip is connected with the mandrel medial surface through articulated seat.

In the preferred scheme, outer inclined planes are arranged at two ends of the core mold, inner inclined planes are arranged at two ends of the right core mold, and the inner inclined planes are attached to the outer inclined planes.

In the preferred scheme, the end faces of the inner inclined plane and the outer inclined plane are provided with sealing rubber gaskets.

In the preferred scheme, two parallel mandrel framework ends in the left mandrel and the right mandrel are connected through connecting plates, connecting holes are formed in the two ends of the mandrel framework, and the connecting plates are arranged in the connecting holes.

In the preferred scheme, the two ends of the connecting plate are provided with lifting holes.

In the preferred scheme, a plurality of hydraulic cylinders are arranged in the core mold, one end of each hydraulic cylinder is connected with the inner surface of the core mold, and the other end of each hydraulic cylinder is connected with the core mold framework.

In the preferred scheme, the hydraulic cylinders are symmetrically distributed on two sides of the core mold framework.

The utility model provides a prefabricated beam slab of pull formula embeds mandrel, when using, splice left mandrel and right mandrel, form the built-in mandrel of system beam slab, at mandrel internally mounted mandrel skeleton, the support frame of mandrel skeleton both sides supports left mandrel and right mandrel, when demolishing the mould, pull mandrel skeleton makes the support frame folding, make left mandrel or right mandrel middle part hinge out and rotate, realize demolishing the mould, it is more stable in the support process for the support frame, it is unilateral simple spacing to adopt the stopper to carry out the support frame, make whole support frame can only rotate on one side, also can adopt to realize supplementary demolishing the mould in the pneumatic cylinder drive support frame, the bulk stiffness is big, the installation is dismantled conveniently, and is swift, the template can not warp when the installation is dismantled, can improve construction quality and construction progress.

Drawings

The invention will be further explained with reference to the following figures and examples:

FIG. 1 is a general block diagram of the present invention;

FIG. 2 is a left side view of the structure of the present invention;

FIG. 3 is a view showing the inner structure of the right core mold of the present invention;

FIG. 4 is a sectional view of the right core mold of the present invention;

fig. 5 is a structure view of the installation structure of the core mold framework and the supporting frame of the present invention;

in the figure: prefabricating a beam 1; a left core mold 2; a core mold framework 3; a connection hole 301; a stop block 302; a connecting plate 4; a hanging hole 5; a right core mold 6; an inner bevel 601; a support frame 7; a hinge base 8; a hydraulic cylinder 9; the rubber mat 10 is sealed.

Detailed Description

As shown in fig. 1 to 5, a built-in core mould of a pull-type precast beam plate comprises a left core mould 2 and a right core mould 6, wherein the single core mould comprises two hinged templates, the left core mould 2 and the right core mould 6 are spliced into the built-in core mould, a core mould framework 3 is arranged inside the core mould, two sides of the core mould framework 3 are provided with supporting frames 7, one end of each supporting frame 7 is hinged to the core mould framework 3, the other end of each supporting frame is hinged to the inner side face of the core mould, a limiting block 302 is arranged on each core mould framework 3, and the supporting frames 7 on two sides of each core mould framework 3 are abutted to one side of the limiting block 302. When the beam-making plate is used, the left core mold 2 and the right core mold 6 are spliced to form a beam-making plate built-in core mold, a core mold framework 3 is installed inside the core mold, the support frames 7 on two sides of the core mold framework 3 support the left core mold 2 and the right core mold 6, when the mold is disassembled, the core mold framework 3 is pulled to fold the support frames 7, the middle parts of the left core mold 2 or the right core mold 6 are hinged to rotate, the mold is disassembled, in order to enable the support frames 7 to be more stable in the supporting process, the limit blocks 302 are adopted to conduct single-side simple limiting on the support frames 7, the whole support frames 7 can only rotate towards one side, and the hydraulic cylinders 9 can also be adopted to drive the support frames 7 to achieve auxiliary mold disassembly.

In a preferable scheme, the end part of the support frame 7 is connected with the inner side surface of the core mould through a hinged seat 8. The hinged seat 8 is used for installing the support frame 7, and the support frame 7 is used for supporting the left core mould 2 or the right core mould 6.

In a preferable scheme, outer inclined surfaces are arranged at two ends of the core mold 2, inner inclined surfaces 601 are arranged at two ends of the right core mold 6, and the inner inclined surfaces 601 are attached to the outer inclined surfaces. As shown in fig. 2-3, the inner inclined plane 601 is attached to the outer inclined plane, and when the form is removed, the right core mold 6 of the inner inclined plane 601 is removed, and then the left core mold 2 of the outer inclined plane is removed, so that the form can be removed.

In a preferred scheme, the sealing rubber gasket 10 is arranged on the end faces of the inner inclined plane 601 and the outer inclined plane. The sealing rubber gasket 10 between the inner inclined plane 601 and the outer inclined plane plays a role in sealing, and also plays a role in buffering between the inner inclined plane 601 and the outer inclined plane during the form removal.

In a preferable scheme, two ends of two parallel core mold frameworks 3 in the left core mold 2 and the right core mold 6 are connected through connecting plates 4, two ends of the core mold framework 3 are provided with connecting holes 301, and the connecting plates 4 are arranged in the connecting holes 301. The connecting plate 4 is connected with the two parallel core mold frameworks 3, plays a role of restraining the two parallel core mold frameworks 3, and can conveniently hoist the left core mold 2 and the right core mold 6 at any time.

In the preferred scheme, hanging holes 5 are arranged at two ends of the connecting plate 4. The hoisting hole 5 is used for hoisting the left core mould 2 and the right core mould 6.

In a preferable scheme, a plurality of hydraulic cylinders 9 are arranged in the core mold, one end of each hydraulic cylinder 9 is connected with the inner surface of the core mold, and the other end of each hydraulic cylinder 9 is connected with the core mold framework 3. The hydraulic cylinders 9 are symmetrically distributed on both sides of the core mold framework 3. The hydraulic cylinders 9 push the core mold framework 3, the hinged part of the middle part of the core mold is bent to realize mold removal when the support frame 7 rotates, and the hydraulic cylinders 9 are symmetrically arranged to ensure that the mold removal is more stable, so that the core mold framework 3 can move transversely more stably.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.

Claims

1. The utility model provides a built-in mandrel of prefabricated beam slab of pull formula, characterized by: including left mandrel (2) and right mandrel (6), monolithic mandrel includes two articulated templates, and left mandrel (2) and right mandrel (6) splice into built-in mandrel, and the mandrel is inside to be equipped with mandrel skeleton (3), and mandrel skeleton (3) both sides are equipped with support frame (7), and support frame (7) one end is articulated with mandrel skeleton (3), and the other end is articulated with the mandrel medial surface, be equipped with stopper (302) on mandrel skeleton (3), support frame (7) of mandrel skeleton (3) both sides support and lean on in stopper (302) one side.

2. The built-in core mould of the pull-type precast beam plate according to claim 1, which is characterized in that: the end part of the support frame (7) is connected with the inner side surface of the core mould through a hinged seat (8).

3. The built-in core mould of the pull-type precast beam plate according to claim 1, which is characterized in that: the two ends of the left core mould (2) are provided with outer inclined planes, the two ends of the right core mould (6) are provided with inner inclined planes (601), and the inner inclined planes (601) are attached to the outer inclined planes.

4. The built-in core mould of the pull-type precast beam plate according to claim 3, which is characterized in that: the end faces of the inner inclined plane (601) and the outer inclined plane are provided with sealing rubber pads (10).

5. The built-in core mould of the pull-type precast beam plate according to claim 1, which is characterized in that: two ends of two parallel core mold frameworks (3) in the left core mold (2) and the right core mold (6) are connected through a connecting plate (4), two ends of the core mold framework (3) are provided with connecting holes (301), and the connecting plate (4) is arranged in the connecting holes (301).

6. The built-in core mould of the pull-type precast beam plate according to claim 5, which is characterized in that: two ends of the connecting plate (4) are provided with hanging holes (5).

7. The built-in core mould of the pull-type precast beam plate according to claim 1, which is characterized in that: a plurality of hydraulic cylinders (9) are arranged in the core mould, one end of each hydraulic cylinder (9) is connected with the inner surface of the core mould, and the other end of each hydraulic cylinder (9) is connected with the core mould framework (3).

8. The built-in core mould of the pull-type precast beam plate according to claim 7, which is characterized in that: the hydraulic cylinders (9) are symmetrically distributed on two sides of the core mold framework (3).