Hydraulic box girder formwork

Abstract

The utility model provides a hydraulic box girder template, which comprises an inner mold, an outer mold and a side baffle mold, a left side mold, a right side mold and a lower mold are connected with an upper mold through a right hydraulic cylinder, a left hydraulic cylinder and a lower mold hydraulic cylinder, so that the left side mold, the right side mold and the lower mold are easier to demold; a right hydraulic cylinder, a left hydraulic cylinder and a lower mold hydraulic cylinder can support an inner mold structure, damage to a box girder which is being poured or to be solidified is avoided, a left side mold, a right side mold and a lower mold are fixed through a right triangular plate and a left triangular plate, the inner mold structure is more stable, the service life of the inner mold is longer, and sliding grooves are formed in the inner side of a left outer mold and the inner side of a right outer mold correspondingly. The left side and the right side of the base are installed on the sliding grooves, and the walking wheels are installed at the lower end of the base, so that the box girder can be conveniently demolded from the outer mold through the base, the box girder can be transported to a designated position through the walking wheels, operation can be conducted again conveniently, and operation efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of box beam moulds, in particular to a hydraulic box beam mould. Background Art

[0002] The existing hydraulic box girder formwork has the problems of inconvenient template assembly and demoulding, low efficiency, long construction period and high cost. In the prior art, the patent with application number 202220509232.X discloses a hydraulic box girder formwork, in which the side mold and inner mold of a hydraulic box girder formwork are driven by hydraulic rods, which can be automatically controlled to achieve demoulding, mold closing and shape adjustment, thereby improving construction efficiency. However, the utility model basically relies entirely on the hydraulic rod to bear the load and maintain structural stability, the connection stability is poor, the mold bearing effect is poor, and the service life is short. Utility Model Content

[0003] The purpose of the implementation mode of the utility model is to provide a hydraulic box girder formwork, aiming to solve the problems of the hydraulic box girder formwork existing in the prior art, such as inconvenient template assembly and demoulding, poor mold load-bearing effect, and short service life.

[0004] In order to solve the above technical problems, the utility model provides a hydraulic box beam template, comprising an outer mold, an inner mold and a side block mold, wherein the left outer mold and the right outer mold of the outer mold are respectively slidably connected to the base;

[0005] The upper sides of the left and right molds of the inner mold are respectively movably connected to the left and right sides of the upper mold, and the lower sides of the left and right molds are respectively fixedly connected to the left and right sides of the lower mold. A lower mold hydraulic cylinder is installed between the upper mold and the lower mold, a left hydraulic cylinder is installed between the upper mold and the left mold, and a right hydraulic cylinder is installed between the upper mold and the right mold.

[0006] The side stop mold is fixedly connected to the front and rear sides of the outer mold and the inner mold.

[0007] A connecting seat is fixed on the lower bottom surface of the upper die, and the upper die is respectively connected with the lower die hydraulic cylinder, the left hydraulic cylinder and the right hydraulic cylinder through the connecting seat.

[0008] The lower side of the right die is fixedly connected to the right side of the lower die through a right triangular plate, the right triangular plate is fixedly connected to the right die through a first bolt, and the right triangular plate is fixedly connected to the lower die through a second bolt;

[0009] The lower side of the left mold is fixedly connected to the left side of the lower mold through a left triangular plate, the left triangular plate is fixedly connected to the left mold through a fourth bolt, and the left triangular plate is fixedly connected to the lower mold through a third bolt.

[0010] The inner sides of the left outer mold and the right outer mold are respectively provided with sliding grooves, and the left and right sides of the base are installed on the sliding grooves.

[0011] Travel wheels are installed at the lower end of the base.

[0012] The left outer mold, the right outer mold and the front and rear side surfaces of the base are fixedly connected to the side stop mold.

[0013] The front and rear side surfaces of the lower mold, the upper mold, the left mold and the right mold are fixedly connected to the side block mold.

[0014] Beneficial Effects

[0015] Compared with the prior art, the implementation mode of the utility model is that the left side mold, the right side mold and the lower mold of the utility model are connected to the upper mold through the right hydraulic cylinder, the left hydraulic cylinder and the lower mold hydraulic cylinder, so that the demoulding of the left side mold, the right side mold and the lower mold is easier. When there is a problem with the left side mold, the right side mold, the upper mold or the lower mold, the right hydraulic cylinder, the left hydraulic cylinder and the lower mold hydraulic cylinder can support the inner mold structure to avoid damage to the box beam that is being cast or to be solidified. The left side mold, the right side mold and the lower mold are fixed by the right triangular plate and the left triangular plate, so that the inner mold structure is more stable and the service life of the inner mold is longer. There are slide grooves on the inner sides of the left outer mold and the right outer mold respectively, and the left and right sides of the base are installed on the slide grooves. Walking wheels are installed at the lower end of the base, so that the base can easily demould the box beam from the outer mold, and the box beam can be transported to a designated position through the walking wheels so that the utility model can operate again, thereby improving the working efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] One or more embodiments are exemplarily described by pictures in the corresponding drawings, and these exemplified descriptions do not constitute limitations on the embodiments. Elements with the same reference numerals in the drawings represent similar elements, and unless otherwise stated, the figures in the drawings do not constitute proportional limitations.

[0017] Figure 1 It is a schematic diagram of the structure of the utility model without one side block mold;

[0018] Figure 2 It is a schematic diagram of the outer mold structure of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the outer mold and the side block mold of the utility model;

[0020] In the figure: 1-lower die, 2-upper die, 3-left die, 4-right die, 5-right hydraulic cylinder, 6-left hydraulic cylinder, 7-lower die hydraulic cylinder, 8-right triangular plate, 9-left triangular plate, 10-first bolt, 11-second bolt, 12-third bolt, 13-fourth bolt, 14-connecting seat, 15-left outer die, 16-side block die, 17-base, 18-right outer die, 19-travel wheel, 20-slide, 21-box beam, 22-installation port. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, each embodiment of the utility model will be described in detail below in conjunction with the accompanying drawings. However, it can be understood by those skilled in the art that in each embodiment of the utility model, many technical details are proposed in order to enable readers to better understand the present application. However, even without these technical details and various changes and modifications based on the following embodiments, the technical scheme claimed in the present application can also be implemented. The division of the following embodiments is for the convenience of description, and should not constitute any limitation on the specific implementation of the utility model. The various embodiments can be combined and referenced with each other under the premise of no contradiction.

[0022] Example 1

[0023] like Figure 1 A hydraulic box girder formwork shown includes an outer mold, an inner mold and a side block mold 16, wherein the left outer mold 15 and the right outer mold 18 of the outer mold are respectively slidably connected to the base 17;

[0024] The upper sides of the left mold 3 and the right mold 4 of the inner mold are movably connected to the left and right sides of the upper mold 2, respectively, and the lower sides of the left mold 3 and the right mold 4 are fixedly connected to the left and right sides of the lower mold 1, respectively. A lower mold hydraulic cylinder 7 is installed between the upper mold 2 and the lower mold 1, a left hydraulic cylinder 6 is installed between the upper mold 2 and the left mold 3, and a right hydraulic cylinder 5 is installed between the upper mold 2 and the right mold 4;

[0025] The side stop mold 16 is fixedly connected to the front and rear sides of the outer mold and the inner mold.

[0026] A connecting seat 14 is fixed to the lower bottom surface of the upper die 2 , and the upper die 2 is connected to the lower die hydraulic cylinder 7 , the left hydraulic cylinder 6 and the right hydraulic cylinder 5 respectively through the connecting seat 14 .

[0027] The lower side of the right die 4 is fixedly connected to the right side of the lower die 1 via a right triangular plate 8, the right triangular plate 8 is fixedly connected to the right die 4 via a first bolt 10, and the right triangular plate 8 is fixedly connected to the lower die 1 via a second bolt 11;

[0028] The lower side of the left mold 3 is fixedly connected to the left side of the lower mold 1 via a left triangular plate 9 , the left triangular plate 9 is fixedly connected to the left mold 3 via a fourth bolt 13 , and the left triangular plate 9 is fixedly connected to the lower mold 1 via a third bolt 12 .

[0029] The inner sides of the left outer mold 15 and the right outer mold 18 are respectively provided with slide grooves 20 , and the left and right sides of the base 17 are mounted on the slide grooves 20 .

[0030] A travel wheel 19 is mounted on the lower end of the base 17 .

[0031] The left outer mold 15 , the right outer mold 18 and the front and rear side surfaces of the base 17 are fixedly connected to the side stop mold 16 .

[0032] The front and rear side surfaces of the lower mold 1 , the upper mold 2 , the left mold 3 and the right mold 4 are fixedly connected to the side stop mold 16 .

[0033] Example 2

[0034] The use principle of this utility model:

[0035] 1. Install the outer mold: First, install the left and right sides of the base 17 on the slide grooves 20 of the left outer mold 15 and the right outer mold 18.

[0036] 2. Install the side retaining formwork 16: Place the bundled lower layer of steel bars on the base 17, and fix the side retaining formwork 16 on the outer formwork.

[0037] 3. Install the inner mold: first, fix the upper mold 2 on the side block mold 16, and then flexibly connect the left mold 3 and the right mold 4 to the upper mold 2, respectively, install the left hydraulic cylinder 6, the right hydraulic cylinder 5 and the lower mold hydraulic cylinder 7 on the connecting seat 14 of the upper mold 2, respectively, install the left hydraulic cylinder 6, the right hydraulic cylinder 5 and the lower mold hydraulic cylinder 7 on the left mold 3, the right mold 4 and the lower mold 1 respectively, adjust the left hydraulic cylinder 6, the right hydraulic cylinder 5 and the lower mold hydraulic cylinder 7 respectively, use the right triangular plate 8 to fix the lower mold 1 and the right mold 4 together, use the left triangular plate 9 to fix the lower mold 1 and the left mold 3 together, and finally fix the upper mold 2, the lower mold 1, the left mold 3 and the right mold 4 to the side block mold 16 respectively.

[0038] 4. Pouring concrete: Place the bundled upper steel bars on the upper form 2 and pour concrete.

[0039] 5. Demoulding: After the concrete is formed, first remove the side block mould 16, then remove the right triangle plate 8 and the left triangle plate 9 respectively, adjust the left hydraulic cylinder 6, the right hydraulic cylinder 5 and the lower mould hydraulic cylinder 7 to demould the left mould 3, the right mould 4 and the lower mould 1, remove the left mould 3, the right mould 4 and the lower mould 1 respectively, and adjust the left hydraulic cylinder 6,

[0040] The right hydraulic cylinder 5 and the lower mold hydraulic cylinder 7 are disassembled, and finally the upper mold 2 is disassembled; the base 17 is driven by the running wheel 19 to slide out of the slide 20, and the outer mold demoulding is completed. The box beam 21 obtained by pouring concrete is transported to a storage place for standby use by the running wheel 19.

[0041] 6. Replace another base 17 of the same type and repeat the above 5 steps to cast the hydraulic box girder 21 again.

[0042] Example 3

[0043] According to the demoulding method described in Example 2, there is no need to disassemble the left mold 3, the right mold 4, the lower mold 1, the left hydraulic cylinder 6, the right hydraulic cylinder 5 and the lower mold hydraulic cylinder 7. It is only necessary to take out the inner mold as a whole and use it directly when the mold is used again, which reduces the installation and disassembly time of the template and improves the construction efficiency.

[0044] The side retaining mold 16 is provided with a mounting opening 22, and the left mold 3, the right mold 4, the lower mold 1 and the upper mold 2 are respectively fixed on the mounting opening 22, so that the inner mold is easy to remove and the concrete pouring effect is good.

[0045] Those skilled in the art will appreciate that the above-mentioned embodiments are specific examples for implementing the present invention, and in actual applications, various changes may be made thereto in form and detail without departing from the spirit and scope of the present invention.

Claims

1. A hydraulic box girder formwork, comprising an outer formwork, an inner formwork and a side stop formwork (16), characterized in that: The left outer mold (15) and the right outer mold (18) of the outer mold are respectively slidably connected to the base (17); The upper sides of the left mold (3) and the right mold (4) of the inner mold are respectively movably connected to the left and right sides of the upper mold (2); the lower sides of the left mold (3) and the right mold (4) are respectively fixedly connected to the left and right sides of the lower mold (1); a lower mold hydraulic cylinder (7) is installed between the upper mold (2) and the lower mold (1); a left hydraulic cylinder (6) is installed between the upper mold (2) and the left mold (3); and a right hydraulic cylinder (5) is installed between the upper mold (2) and the right mold (4); The side block mold (16) is fixedly connected to the front and rear sides of the outer mold and the inner mold.

2. The hydraulic box beam formwork according to claim 1 is characterized in that: A connecting seat (14) is fixed to the lower bottom surface of the upper die (2), and the upper die (2) is respectively connected to the lower die hydraulic cylinder (7), the left hydraulic cylinder (6) and the right hydraulic cylinder (5) via the connecting seat (14).

3. The hydraulic box beam formwork according to claim 2 is characterized in that: The lower side of the right mold (4) is fixedly connected to the right side of the lower mold (1) via a right triangular plate (8), the right triangular plate (8) is fixedly connected to the right mold (4) via a first bolt (10), and the right triangular plate (8) is fixedly connected to the lower mold (1) via a second bolt (11); The lower side of the left mold (3) is fixedly connected to the left side of the lower mold (1) via a left triangular plate (9), the left triangular plate (9) is fixedly connected to the left mold (3) via a fourth bolt (13), and the left triangular plate (9) is fixedly connected to the lower mold (1) via a third bolt (12).

4. The hydraulic box beam template according to claim 1, characterized in that: The inner sides of the left outer mold (15) and the right outer mold (18) are respectively provided with slide grooves (20), and the left and right sides of the base (17) are mounted on the slide grooves (20).

5. The hydraulic box beam formwork according to claim 1, characterized in that: A running wheel (19) is installed at the lower end of the base (17).

6. The hydraulic box beam template according to claim 1, characterized in that: The left outer mold (15), the right outer mold (18) and the front and rear side surfaces of the base (17) are fixedly connected to the side block mold (16).

7. The hydraulic box beam formwork according to claim 1, characterized in that: The front and rear side surfaces of the lower mold (1), the upper mold (2), the left mold (3) and the right mold (4) are fixedly connected to the side block mold (16).

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