Universal formwork for precast concrete components and construction method

Abstract

The invention discloses a concrete prefabricated part universal formwork and a construction method, and relates to the technical field of bridge construction, the concrete prefabricated part universal formwork comprises two universal formwork assemblies, and each universal formwork assembly comprises at least one universal formwork structure; each universal formwork structure comprises a flange plate formwork structure, a partition plate formwork structure and a supporting frame, one end of each flange plate formwork structure is used for being connected with one end of the corresponding partition plate formwork structure, and each supporting frame is provided with a first adjusting structure and a second adjusting structure; the first adjusting structure is used for adjusting the gradient of the flange plate formwork structure, and the second adjusting structure is used for adjusting the angle of the partition plate formwork structure. The universal formwork for the concrete prefabricated part has universality and can meet prefabrication of flange plates with different gradients.

Description

Technical Field

[0001] The invention relates to the technical field of bridge construction, and in particular to a universal template for prefabricated concrete components and a construction method. Background Art

[0002] The existing precast concrete component template can only form a precast concrete component with one slope. When the slope of the flange plate changes, the precast concrete component template with the corresponding slope needs to be replaced. Therefore, if the slope of the flange plate is different, multiple precast concrete component templates are required. Therefore, the existing precast concrete component template is not universal. Summary of the invention

[0003] The purpose of the present invention is to provide a universal template for precast concrete components and a construction method. The universal template for precast concrete components has universality and can meet the needs of prefabrication of flange plates with different slopes.

[0004] To achieve the above object, the present invention provides the following solutions:

[0005] The present invention provides a universal formwork for precast concrete components, comprising two universal formwork assemblies, each of which comprises at least one universal formwork structure, each of which comprises a flange plate formwork structure, a partition plate formwork structure and a support frame, one end of the flange plate formwork structure is used to be connected to one end of the partition plate formwork structure, and a first adjustment structure and a second adjustment structure are provided on the support frame, the first adjustment structure is used to adjust the slope of the flange plate formwork structure, and the second adjustment structure is used to adjust the angle of the partition plate formwork structure.

[0006] Preferably, the first adjustment structure is a first telescopic structure, one end of the first telescopic structure is used to connect with the flange plate formwork structure, and the other end of the first telescopic structure is used to connect with the support frame, and the slope of the flange plate formwork structure is adjusted by telescoping the first telescopic structure.

[0007] Preferably, the second adjustment structure is a second telescopic structure, one end of the second telescopic structure is used to connect to the partition template structure, and the other end of the second telescopic structure is used to connect to the support frame, and the angle of the partition template structure is adjusted by telescoping the second telescopic structure.

[0008] Preferably, the support frame comprises a support frame body and a first support beam and a second support beam arranged on the support frame body.

[0009] Preferably, the first adjustment structure includes a first screw rod, a first nut and a second nut, one end of the first screw rod is used to connect to the flange plate formwork structure, the first screw rod passes through the first support beam, the first nut and the second nut are respectively threadedly connected to the first screw rod, and the first nut and the second nut are respectively located on both sides of the first support beam.

[0010] Preferably, the first screw rod is vertically arranged, and one end of the first screw rod is hinged to the flange plate formwork structure.

[0011] Preferably, the second adjustment structure includes a second screw rod, a third nut and a fourth nut, one end of the second screw rod is used to connect to the partition template structure, the second screw rod passes through the second support beam, the third nut and the fourth nut are respectively threadedly connected to the second screw rod, and the third nut and the fourth nut are respectively located on both sides of the second support beam.

[0012] Preferably, the second screw rod is arranged horizontally, and one end of the second screw rod is hinged to the partition template structure.

[0013] Preferably, the flange plate formwork structure includes a flange plate formwork body and a flange plate formwork bracket, the flange plate formwork body is arranged on the flange plate formwork bracket, and the flange plate formwork bracket is used to connect with the first adjustment structure; the partition formwork structure includes a partition formwork body and a partition formwork bracket, the partition formwork body is arranged on the partition formwork bracket, and the partition formwork bracket is used to connect with the second adjustment structure; one end of the flange plate formwork body extends into the slide groove between the partition formwork body and the partition formwork bracket and can slide in the slide groove.

[0014] The present invention also provides a construction method of the universal formwork for precast concrete components, comprising the following steps:

[0015] Step 1, determining the predetermined requirements for the slope of the flange plate formwork structure and the angle of the diaphragm formwork structure;

[0016] Step 2, adjusting the first adjustment structure and the second adjustment structure;

[0017] Step 3, checking whether the slope of the flange plate formwork structure and the angle of the partition plate formwork structure meet the predetermined requirements. If not, step 2 is performed again until the slope of the flange plate formwork structure and the angle of the partition plate formwork structure meet the predetermined requirements;

[0018] Step 4: Lock the first adjustment structure and the second adjustment structure.

[0019] Compared with the prior art, the present invention has achieved the following technical effects:

[0020] The present invention can adjust the slope of the flange plate template structure through the first adjustment structure, so that the template can meet the requirements of different flange plate slopes. The second adjustment structure can adjust the angle of the partition plate template structure, so that the template can meet the requirements of different partition plate template structure angles. This embodiment has universality. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 A schematic diagram of the use of the universal template for precast concrete components of the present invention;

[0023] Figure 2 A schematic diagram of the use of the universal template for precast concrete components of the present invention (part of the structure of the support frame is removed to clearly see the first adjustment structure and the second adjustment structure);

[0024] Figure 3 for Figure 1 A partial enlarged view of

[0025] Figure 4 It is a schematic diagram of the construction method of the universal formwork for precast concrete components of the present invention;

[0026] In the figure: 100-T-beam, 1-flange plate formwork body, 2-flange plate formwork bracket, 3-partition plate formwork body, 4-partition plate formwork bracket, 5-slide groove, 6-first adjustment structure, 7-second adjustment structure, 8-first screw rod, 9-first nut, 10-second nut, 11-hinge seat, 12-gasket, 13-second screw rod, 14-third nut, 15-fourth nut, 16-support frame, 17-first support beam, 18-second support beam. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] The purpose of the present invention is to provide a universal template for precast concrete components and a construction method. The universal template for precast concrete components has universality and can meet the needs of prefabrication of flange plates with different slopes.

[0029] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0030] Embodiment 1

[0031] like Figures 1 to 3 As shown, this embodiment provides a universal formwork for precast concrete components, which is used to form a T-beam 100, including two universal formwork assemblies, each of which includes at least one universal formwork structure, and each universal formwork structure is arranged in sequence along the length direction, and each universal formwork structure includes a flange plate formwork structure, a partition plate formwork structure and a support frame 16, and a casting space is formed between the partition plate formwork structures of the two universal formwork structures. One end of the flange plate formwork structure is used to be connected to one end of the partition plate formwork structure, and a first adjustment structure 6 and a second adjustment structure 7 are arranged on the support frame 16. The first adjustment structure 6 is used to adjust the slope of the flange plate formwork structure, and the second adjustment structure 7 is used to adjust the angle of the partition plate formwork structure.

[0032] Specifically, in this embodiment, the support frame 16 includes a support frame body and a first support beam 17 and a second support beam 18 disposed on the support frame body.

[0033] In this embodiment, the flange plate formwork structure includes a flange plate formwork body 1 and a flange plate formwork bracket 2, the flange plate formwork body 1 is arranged on the flange plate formwork bracket 2, the flange plate formwork body 1 is used to contact with concrete, the material of the flange plate formwork body 1 enables the flange plate formwork body 1 to bend when the first adjustment structure 6 adjusts the slope of the flange plate formwork structure and the angle of the partition formwork structure, and the flange plate formwork bracket 2 is used to connect with the first adjustment structure 6; the partition formwork structure includes a partition formwork body 3 and a partition formwork bracket 4, the partition formwork body 3 is arranged on the partition formwork bracket 4, the partition formwork body 3 is used to contact with concrete, and the partition formwork bracket 4 is used to connect with the second adjustment structure 7; one end of the flange plate formwork body 1 extends into the slide groove 5 between the partition formwork body 3 and the partition formwork bracket 4 and can slide in the slide groove 5; one end of the flange plate formwork body 1 overlaps with one end of the partition formwork body 3, and the overlapping part is in contact with each other.

[0034] In this embodiment, the first adjustment structure 6 includes a first screw rod 8, a first nut 9 and a second nut 10. The first screw rod 8 is vertically arranged. One end of the first screw rod 8 is hinged to the flange plate formwork support 2 through a hinge seat 11. The first screw rod 8 passes through the first support beam 17 on the support frame 16. The first nut 9 and the second nut 10 are respectively threadedly connected to the first screw rod 8. The first nut 9 and the second nut 10 are respectively located on both sides of the first support beam 17, and gaskets 12 are arranged between the first nut 9 and the first support beam 17 and between the second nut 10 and the first support beam 17. When the flange plate formwork structure needs to be adjusted upward, the second nut 10 is loosened, the second nut 10 is moved downward along the axial direction of the first screw rod 8, and the first nut 9 is tightened so that the upper end of the first screw rod 8 lifts the flange plate formwork structure upward; when the flange plate formwork structure needs to be adjusted downward, the first nut 9 is loosened, the first nut 9 is moved upward along the axial direction of the first screw rod 8, and the second nut 10 is tightened so that the upper end of the first screw rod 8 pulls the flange plate formwork structure downward.

[0035] In this embodiment, the second adjustment structure 7 includes a second screw rod 13, a third nut 14 and a fourth nut 15. The second screw rod 13 is horizontally arranged. One end of the second screw rod 13 is hinged to the partition formwork bracket 4 through a hinge seat 11. The second screw rod 13 passes through the second support beam 18 on the support frame 16. The third nut 14 and the fourth nut 15 are respectively threadedly connected to the second screw rod 13. The third nut 14 and the fourth nut 15 are respectively located on both sides of the second support beam 18, and gaskets 12 are arranged between the third nut 14 and the second support beam 18 and between the fourth nut 15 and the second support beam 18. When the partition plate template structure needs to be adjusted outward, the fourth nut 15 is loosened to move the fourth nut 15 outward along the axial direction of the second screw rod 13, and the third nut 14 is tightened to make the inner end of the second screw rod 13 pull the flange plate template structure outward; when the partition plate template structure needs to be adjusted inward, the third nut 14 is loosened to move the third nut 14 inward along the axial direction of the second screw rod 13, and the fourth nut 15 is tightened to make the inner end of the second screw rod 13 push the flange plate template structure inward. In this embodiment, inward refers to approaching the casting space, and outward refers to moving away from the casting space.

[0036] In this embodiment, the slope of the flange plate template structure can be adjusted through the first adjustment structure 6, so that the template can meet the requirements of different flange plate slopes. The angle of the partition plate template structure can be adjusted through the second adjustment structure 7, so that the template can meet the requirements of different partition plate template structure angles. This embodiment is universal.

[0037] Embodiment 2

[0038] The difference between this embodiment and embodiment one is that in this embodiment, the first adjustment structure 6 is a first telescopic structure, one end of the first telescopic structure is used to connect with the flange plate formwork structure, and the other end of the first telescopic structure is used to connect with the support frame 16, and the slope of the flange plate formwork structure is adjusted by the telescopic movement of the first telescopic structure.

[0039] In this embodiment, the second adjustment structure 7 is a second telescopic structure, one end of the second telescopic structure is used to connect to the partition template structure, and the other end of the second telescopic structure is used to connect to the support frame 16. The angle of the partition template structure is adjusted by the telescopic movement of the second telescopic structure.

[0040] In this embodiment, the first telescopic structure and the second telescopic structure may adopt a driving structure such as a cylinder or a hydraulic cylinder that can realize telescopic movement in a linear direction.

[0041] Embodiment 3

[0042] like Figure 4 As shown, this embodiment provides a construction method of a universal formwork for precast concrete components according to Embodiment 1, comprising the following steps:

[0043] Step 1, determining the predetermined requirements for the slope of the flange plate formwork structure and the angle of the diaphragm formwork structure;

[0044] Step 2, adjusting the first adjustment structure 6 and the second adjustment structure 7;

[0045] Specifically, the adjustment of the slope of the flange plate formwork structure includes: when the flange plate formwork structure needs to be adjusted upward, the second nut 10 is loosened, so that the second nut 10 moves downward along the axial direction of the first screw rod 8, so that the upper end of the first screw rod 8 lifts the flange plate formwork structure upward; when the flange plate formwork structure needs to be adjusted downward, the first nut 9 is loosened, so that the first nut 9 moves upward along the axial direction of the first screw rod 8, so that the upper end of the first screw rod 8 pulls the flange plate formwork structure downward;

[0046] The adjustment of the angle of the partition template structure includes: when the partition template structure needs to be adjusted outward, the fourth nut 15 is loosened, so that the fourth nut 15 moves outward along the axial direction of the second screw rod 13, so that the inner end of the second screw rod 13 pulls the flange plate template structure outward; when the partition template structure needs to be adjusted inward, the third nut 14 is loosened, so that the third nut 14 moves inward along the axial direction of the second screw rod 13, so that the inner end of the second screw rod 13 pushes the flange plate template structure inward;

[0047] Step 3, checking whether the slope of the flange plate formwork structure and the angle of the partition plate formwork structure meet the predetermined requirements. If not, step 2 is performed again until the slope of the flange plate formwork structure and the angle of the partition plate formwork structure meet the predetermined requirements;

[0048] Step 4: lock the first nut 9 or the second nut 10 of the first adjusting structure 6 and the third nut 14 or the fourth nut 15 of the second adjusting structure 7 .

[0049] The present invention uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core ideas of the present invention. At the same time, for those skilled in the art, according to the ideas of the present invention, there will be changes in the specific implementation methods and application scopes. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. A universal formwork for precast concrete components, characterized in that: It comprises two universal formwork assemblies, each of which comprises at least one universal formwork structure, each of which comprises a flange plate formwork structure, a partition plate formwork structure and a support frame, one end of the flange plate formwork structure is used to connect with one end of the partition plate formwork structure, and the support frame is provided with a first adjustment structure and a second adjustment structure, the first adjustment structure is used to adjust the slope of the flange plate formwork structure, and the second adjustment structure is used to adjust the angle of the partition plate formwork structure.

2. The universal formwork for precast concrete components according to claim 1, characterized in that: The first adjustment structure is a first telescopic structure, one end of the first telescopic structure is used to connect with the flange plate formwork structure, and the other end of the first telescopic structure is used to connect with the support frame. The slope of the flange plate formwork structure is adjusted by telescoping the first telescopic structure.

3. The universal formwork for precast concrete components according to claim 1, characterized in that: The second adjustment structure is a second telescopic structure, one end of the second telescopic structure is used to connect with the partition template structure, and the other end of the second telescopic structure is used to connect with the support frame. The angle of the partition template structure is adjusted by telescoping the second telescopic structure.

4. The universal formwork for precast concrete components according to claim 1, characterized in that: The support frame includes a support frame body and a first support beam and a second support beam arranged on the support frame body.

5. The universal formwork for precast concrete components according to claim 4, characterized in that: The first adjustment structure includes a first screw rod, a first nut and a second nut. One end of the first screw rod is used to connect to the flange plate formwork structure. The first screw rod passes through the first support beam. The first nut and the second nut are respectively threadedly connected to the first screw rod. The first nut and the second nut are respectively located on both sides of the first support beam.

6. The universal formwork for precast concrete components according to claim 5, characterized in that: The first screw rod is vertically arranged, and one end of the first screw rod is hinged to the flange plate formwork structure.

7. The universal formwork for precast concrete components according to claim 4, characterized in that: The second adjustment structure includes a second screw rod, a third nut and a fourth nut. One end of the second screw rod is used to connect to the partition template structure. The second screw rod passes through the second support beam. The third nut and the fourth nut are respectively threadedly connected to the second screw rod. The third nut and the fourth nut are respectively located on both sides of the second support beam.

8. The universal formwork for precast concrete components according to claim 7, characterized in that: The second screw rod is arranged horizontally, and one end of the second screw rod is hinged to the partition template structure.

9. The universal formwork for precast concrete components according to claim 1, characterized in that: The flange plate formwork structure includes a flange plate formwork body and a flange plate formwork bracket, the flange plate formwork body is arranged on the flange plate formwork bracket, and the flange plate formwork bracket is used to connect with the first adjustment structure; the partition formwork structure includes a partition formwork body and a partition formwork bracket, the partition formwork body is arranged on the partition formwork bracket, and the partition formwork bracket is used to connect with the second adjustment structure; one end of the flange plate formwork body extends into the slide groove between the partition formwork body and the partition formwork bracket and can slide in the slide groove.

10. A construction method for the universal formwork for precast concrete components according to any one of claims 1 to 9, characterized in that: The following steps are involved: Step 1, determining the predetermined requirements for the slope of the flange plate formwork structure and the angle of the diaphragm formwork structure; Step 2, adjusting the first adjustment structure and the second adjustment structure; Step 3, checking whether the slope of the flange plate formwork structure and the angle of the partition plate formwork structure meet the predetermined requirements. If not, step 2 is performed again until the slope of the flange plate formwork structure and the angle of the partition plate formwork structure meet the predetermined requirements; Step 4: Lock the first adjustment structure and the second adjustment structure.

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