Template fixing device

Abstract

The utility model belongs to the technical field of bridge engineering, and particularly relates to a formwork fixing device. Comprising a formwork located between the steel cover beam and the stand column. The two suspender assemblies are symmetrically arranged, each suspender assembly comprises a first suspender and a second suspender right opposite to the first suspender, and each of the first suspender and the second suspender comprises a mounting part arranged on the steel cover beam and a connecting rod connected to the bottom of the mounting part; the two ends of one bearing pull rod are arranged on the two connecting rods of one suspender assembly respectively, and the two ends of the other bearing pull rod are arranged on the two connecting rods of the other suspender assembly respectively; two ends of one adjustable pull rod are respectively arranged on the connecting rods of the two adjacent first hanging rods, and two ends of the other adjustable pull rod are respectively arranged on the connecting rods of the two adjacent second hanging rods; according to the utility model, the template can be fixed without embedding a steel bar into the stand column to fix the template, so that the appearance quality of the joint of the stand column and the steel cover beam is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of bridge engineering, and particularly relates to a formwork fixing device. Background Art

[0002] During the process of bridge construction, it is necessary to pour the connection part between the column and the steel capping beam to realize the fixed connection between the column and the steel capping beam. During pouring, it is necessary to surround the gap between the top of the column and the steel capping beam with formwork, and then pour. After the concrete is consolidated, the formwork can be removed. Therefore, it is necessary to use a formwork fixing device to fix the formwork.

[0003] In the prior art, during the pouring of the connection part between the cast-in-place concrete column and the steel capping beam, the traditional formwork fixing device is usually multiple steel bars horizontally implanted into the top of the column. The formwork is supported by multiple steel bars. The height of the formwork cannot be controlled. And after the concrete is poured and consolidated, the steel bars remain on the column, and it is difficult to guarantee the appearance quality of the column. And implanting steel bars into the column has a great influence on the column structure, resulting in poor quality of the bridge project.

[0004] Therefore, a formwork fixing device for use during the pouring and consolidation between the cast-in-place concrete column and the steel capping beam is needed. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a formwork fixing device for the above-mentioned existing technical problems. The formwork fixing device is installed on the steel capping beam through the first suspension rod and the second suspension rod, supports the formwork through the supporting tie rod, improves the structural stability through the adjustable tie rod, and can realize the fixation of the formwork without implanting steel bars into the column to fix the formwork, improve the flatness of the concrete surface after consolidation, and further improve the appearance quality of the connection part between the column and the steel capping beam.

[0006] In view of this, the utility model provides a formwork fixing device, including a formwork located between the steel capping beam and the column, characterized by further comprising:

[0007] Two groups of suspension rod assemblies, symmetrically arranged. The suspension rod assembly includes a first suspension rod and a second suspension rod opposite to the first suspension rod. The first suspension rod and the second suspension rod both include an installation part arranged on the steel capping beam and a connecting rod connected to the bottom of the installation part;

[0008] Two supporting tie rods, one of the supporting tie rods is respectively arranged at the two connecting rods of one group of suspension rod assemblies at both ends, and the other supporting tie rod is respectively arranged at the two connecting rods of the other group of suspension rod assemblies at both ends;

[0009] Two adjustable tie rods, one of the adjustable tie rods is respectively arranged at the connecting rods of two adjacent first suspension rods at both ends, and the other adjustable tie rod is respectively arranged at the connecting rods of two adjacent second suspension rods at both ends;

[0010] Among them, the two adjustable tie rods are respectively located on both sides of the Y-axis of the column, the two supporting tie rods are respectively located on both sides of the X-axis of the column, and the supporting tie rods are also located at the bottom of the formwork. The two supporting tie rods are used to support the formwork.

[0011] In the above solution, further, the installation part is a hook, and the hook is suspended on the steel cover beam.

[0012] In the above solution, further, horizontal extension plates are respectively arranged on both sides of the Y-axis of the steel cover beam. A horizontal plane is arranged at the bottom of the hook, and the hook is suspended on the horizontal extension plate, and the horizontal plane abuts against the top surface of the horizontal extension plate.

[0013] In the above solution, further, a length adjustment component is arranged between the adjustable tie rod and the connecting rod. The length adjustment component is used to adjust the distance between the two first suspension rods and the distance between the two second suspension rods.

[0014] In the above solution, further, the length adjustment component includes:

[0015] A limit block is arranged on the connecting rod. A first limit hole is arranged on the limit block, and the adjustable tie rod is inserted into the first limit hole;

[0016] Two horizontal adjustment nuts are respectively located on both sides of the first limit hole;

[0017] Among them, threads are arranged at both ends of the adjustable tie rod, and the two horizontal adjustment nuts are both threadedly connected to the adjustable tie rod.

[0018] In the above solution, further, a height adjustment component is arranged between the supporting tie rod and the connecting rod. The height adjustment component is located below the length adjustment component, and the height adjustment component is used to adjust the height of the supporting tie rod.

[0019] In the above solution, further, the height adjustment component includes:

[0020] A height adjustment nut abuts against the bottom of the supporting tie rod;

[0021] Among them, second limit holes are arranged at both ends of the supporting tie rod, the connecting rod is inserted into the second limit holes, threads are also arranged at the bottom end of the connecting rod, and the height adjustment nut is threadedly connected to the connecting rod.

[0022] The beneficial effects of the present utility model are:

[0023] 1. It is installed on the steel capping beam through the first hanging rod and the second hanging rod, supports the formwork through the supporting tie rod, and improves the structural stability through the adjustable tie rod. Without implanting steel bars into the column to fix the formwork, the fixation of the formwork can be achieved, the flatness of the concrete surface after consolidation can be improved, and thus the appearance quality of the connection between the column and the steel capping beam can be improved;

[0024] 2. The hook is suspended on the horizontally extending plate, which is convenient for installing and disassembling the hook assembly and also facilitates horizontally moving and adjusting the position of the hook assembly;

[0025] 3. Through the setting of the first limiting hole, the adjustable tie rod is limited. The connecting rod moves horizontally on the adjustable tie rod along the X-axis direction, so as to adjust the distance between the two first hanging rods and the distance between the two second hanging rods to adapt to columns of different sizes. The horizontal adjusting nut is threadedly connected to the adjustable tie rod, making the adjustable tie rod and the connecting rod detachable, realizing the recycling use of the formwork fixing device;

[0026] 4. By setting the second limiting holes at both ends of the supporting tie rod, the supporting tie rod can move up and down on the connecting rod. The height is adjusted by screwing the height adjusting nut, so as to adjust the distance between the supporting tie rod and the bottom of the steel capping beam to adapt to formworks of different heights. The height adjusting nut is threadedly connected to the connecting rod, making the connecting rod and the supporting tie rod detachable, realizing the recycling use of the formwork fixing device. Description of the Drawings

[0027] Figure 1 is a schematic structural diagram of the present utility model installed between the column and the steel capping beam;

[0028] Figure 2 is the Figure 1 schematic structural diagram at A of the present utility model;

[0029] Figure 3 is a schematic structural diagram of the present utility model in cooperation with the formwork;

[0030] Figure 4 is a schematic overall structural diagram of the present utility model;

[0031] Figure 5 is a schematic structural diagram of the first hanging rod of the present utility model;

[0032] Figure 6 is a schematic structural diagram of the supporting tie rod of the present utility model.

[0033] The marks in the figures are shown as:

[0034] 1. Suspension rod assembly; 11. First suspension rod; 12. Second suspension rod; 13. Mounting part; 14. Connecting rod; 2. Supporting pull rod; 3. Adjustable pull rod; 4. Horizontal extension plate; 5. Length adjustment assembly; 51. Limit block; 52. Horizontal adjustment nut; 6. First limit hole; 7. Thread; 8. Height adjustment assembly; 81. Height adjustment nut; 9. Second limit hole. Detailed implementation mode

[0035] The following will clearly describe the technical solutions in the embodiments of the present application with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art belong to the scope of protection of the present application.

[0036] In the description of the present application, it should be noted that the terms used here are only for describing specific implementation modes, rather than intending to limit the exemplary implementation modes according to the present application. For the convenience of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. Technologies, methods and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but in appropriate cases, the technologies, methods and devices should be regarded as part of the authorization specification. In all the examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that: similar reference numerals and letters represent similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0037] Embodiment 1:

[0038] This embodiment provides a template fixing device, including a template located between the steel cover beam and the column, and further including:

[0039] Two groups of suspension rod assemblies 1, symmetrically arranged. The suspension rod assembly 1 includes a first suspension rod 11 and a second suspension rod 12 opposite to the first suspension rod 11. Both the first suspension rod 11 and the second suspension rod 12 include a mounting part 13 provided on the steel cover beam and a connecting rod 14 connected to the bottom of the mounting part 13;

[0040] Two supporting pull rods 2, one of the supporting pull rods 2 is respectively arranged at the two connecting rods 14 of one group of suspension rod assemblies 1 at both ends, and the other supporting pull rod 2 is respectively arranged at the two connecting rods 14 of the other group of suspension rod assemblies 1 at both ends;

[0041] Two adjustable tie rods 3, one of the adjustable tie rods 3 is respectively arranged on the connecting rods 14 of two adjacent first suspension rods 11 at both ends, and the other adjustable tie rod 3 is respectively arranged on the connecting rods 14 of two adjacent second suspension rods 12 at both ends;

[0042] Wherein, the two adjustable tie rods 3 are respectively located on both sides of the Y-axis of the column, the two supporting tie rods 2 are respectively located on both sides of the X-axis of the column, and the supporting tie rods 2 are also located at the bottom of the formwork. The two supporting tie rods 2 are used to support the formwork.

[0043] In this technical solution, the formwork is detachable and is surrounded by a plurality of plate bodies connected to each other at the top of the column.

[0044] Both groups of suspension rod assemblies 1 are installed on the steel cover beam. Among them, the two first suspension rods 11 are both located on one side of the Y-axis of the column, the two second suspension rods 12 are both located on the other side of the Y-axis of the column, and a quadrilateral is formed between the two first suspension rods 11 and the two second suspension rods 12. The two groups of suspension rod assemblies 1 are installed on the steel cover beam and are used to bear the weights of the supporting tie rods 2, the adjustable tie rods 3 and the formwork.

[0045] The connecting rods 14 of the first suspension rod 11 and the second suspension rod 12 are arranged vertically, and the mounting part 13 can be welded to the connecting rod 14 to improve the stability and firmness of the connection between the mounting part 13 and the connecting rod 14.

[0046] The mounting parts 13 of the first suspension rod 11 and the second suspension rod 12 can be suspended on the steel cover beam or installed on the steel cover beam using fasteners.

[0047] The supporting tie rod 2 can be installed on the connecting rod 14 using fasteners, such as screws and nuts. The two supporting tie rods 2 are parallel to each other. The supporting tie rod 2 can be a square tube made of steel, and the size of the square tube can be selected according to the weight and size of the formwork. A receiving area for installing the formwork is formed above the two supporting tie rods 2. The formwork is placed in the receiving area on the two supporting tie rods 2, and the supporting tie rods 2 support the formwork and provide a supporting force for the formwork.

[0048] The adjustable tie rod 3 is a long rod-shaped structure. The adjustable tie rod 3 can be installed on the connecting rod 14 using fasteners, such as screws and nuts. The two adjustable tie rods 3 are parallel to each other, and the adjustable tie rod 3 is perpendicular to the supporting tie rod 2. When the formwork is placed on the supporting tie rod 2, the two adjustable tie rods 3 are located on both sides of the X-axis of the formwork, thus forming a rectangular structure. The two adjustable tie rods 3 are used to improve the structural stability of the formwork fixing device.

[0049] When installing the formwork fixing device, first install the suspension rod assembly 1 on the steel capping beam, then install the end of the adjustable tie rod 3 on the connecting rod 14, then install the supporting tie rod 2 on the connecting rod 14, and finally install the formwork between the supporting tie rod 2 and the steel capping beam. The formwork is supported by the supporting tie rod 2. Subsequently, pouring can be carried out, and after the concrete is solidified, the formwork fixing device and the formwork can be removed.

[0050] In summary, the formwork fixing device of this embodiment is installed on the steel capping beam through the first suspension rod 11 and the second suspension rod 12, supports the formwork through the supporting tie rod 2, improves the structural stability through the adjustable tie rod 3, and can fix the formwork without implanting steel bars in the column, achieving the fixation of the formwork, improving the flatness of the concrete surface after consolidation, and further improving the appearance quality of the connection between the column and the steel capping beam.

[0051] Embodiment 2:

[0052] This embodiment provides a formwork fixing device, which has the following technical features in addition to the technical solutions of the above embodiments.

[0053] The installation part 13 is a hook, and the hook is hung on the steel capping beam.

[0054] In this technical solution, the hook is in a bent hook structure or a flat plate structure and is used to hang on the steel capping beam. When the installation part 13 is in a bent hook structure, the first suspension rod 11 and the second suspension rod 12 can be hung by setting a lifting ring on the steel capping beam, which is not shown in the figure. When the installation part 13 is in a flat plate structure, a horizontally extending plate can be set on the steel capping beam, and the installation part 13 is erected on this plate, thereby realizing the suspension of the first suspension rod 11 and the second suspension rod 12. By setting the hook, it is convenient to install and disassemble the suspension rod assembly 1.

[0055] Furthermore, horizontally extending plates 4 are respectively arranged on both sides of the steel capping beam in the Y-axis direction. The bottom of the hook is provided with a horizontal plane, and the hook is hung on the horizontally extending plate 4, and the horizontal plane abuts against the top surface of the horizontally extending plate 4.

[0056] In this technical solution, the hook can be in a flat plate structure, and the horizontal plane is arranged at the bottom of the hook. The hook can be directly erected on the horizontally extending plate 4, which is not only convenient for installing and disassembling the hook assembly, but also convenient for horizontally moving and adjusting the position of the hook assembly.

[0057] Embodiment 3:

[0058] This embodiment provides a formwork fixing device, which has the following technical features in addition to the technical solutions of the above embodiments.

[0059] A length adjustment assembly 5 is arranged between the adjustable tie rod 3 and the connecting rod 14, and the length adjustment assembly 5 is used to adjust the distance between the two first suspension rods 11 and the distance between the two second suspension rods 12.

[0060] In this technical solution, by providing a length adjustment component 5, the connecting rod 14 can be horizontally moved on the adjustable pull rod 3, thereby adjusting the distance between the two first suspension rods 11 and the distance between the two second suspension rods 12 to adapt to columns of different sizes.

[0061] Furthermore, the length adjustment component 5 includes:

[0062] A limit block 51 is provided on the connecting rod 14, and a first limit hole 6 is provided on the limit block 51. The adjustable pull rod 3 is inserted into the first limit hole 6;

[0063] Two horizontal adjustment nuts 52 are respectively located on both sides of the first limit hole 6;

[0064] Wherein, threads 7 are provided at both ends of the adjustable pull rod 3, and the two horizontal adjustment nuts 52 are both threadedly connected to the adjustable pull rod 3.

[0065] In this technical solution, through the setting of the first limit hole 6, the adjustable pull rod 3 is limited. By horizontally moving the connecting rod 14 along the X-axis direction on the adjustable pull rod 3, the distance between the two first suspension rods 11 and the distance between the two second suspension rods 12 are adjusted to adapt to columns of different sizes. After the adjustment is completed, the two horizontal adjustment nuts 52 are screwed to both sides of the first limit hole 6, thereby fastening between the adjustable pull rod 3 and the connecting rod 14.

[0066] By threadedly connecting the horizontal adjustment nut 52 to the adjustable pull rod 3, the adjustable pull rod 3 and the connecting rod 14 are detachable, realizing the recycling of the formwork fixing device.

[0067] Embodiment 4:

[0068] This embodiment provides a formwork fixing device, which, in addition to including the technical solution of the above embodiment, further has the following technical features.

[0069] A height adjustment component 8 is provided between the supporting pull rod 2 and the connecting rod 14. The height adjustment component 8 is located below the length adjustment component 5, and the height adjustment component 8 is used to adjust the height of the supporting pull rod 2.

[0070] In this technical solution, by providing the height adjustment component 8, the supporting pull rod 2 can be vertically moved on the connecting rod 14, thereby adjusting the distance between the supporting pull rod 2 and the bottom of the steel cover beam to adapt to formworks of different heights.

[0071] Furthermore, the height adjustment component 8 includes:

[0072] A height adjustment nut 81 abuts against the bottom of the supporting pull rod 2;

[0073] Wherein, second limiting holes 9 are provided at both ends of the supporting tie rod 2, the connecting rod 14 is inserted into the second limiting holes 9, threads 7 are also provided at the bottom end of the connecting rod 14, and the height adjusting nut 81 is threadedly connected to the connecting rod 14.

[0074] In this technical solution, by providing the second limiting holes 9 at both ends of the supporting tie rod 2, the supporting tie rod 2 can move up and down on the connecting rod 14. The height is adjusted by screwing the height adjusting nut 81, so as to adjust the distance between the supporting tie rod 2 and the bottom of the steel cover beam to adapt to templates of different heights.

[0075] By threadedly connecting the height adjusting nut 81 to the connecting rod 14, the connecting rod 14 and the supporting tie rod 2 are detachable, realizing the recycling of the template fixing device.

[0076] The embodiments of the present application have been described above in conjunction with the accompanying drawings. Without conflict, the embodiments and the features in the embodiments in the present application can be combined with each other. The present application is not limited to the above specific implementation manners. The above specific implementation manners are merely illustrative rather than restrictive. Under the inspiration of the present application, those of ordinary skill in the art can also make many forms without departing from the purpose of the present application and the scope protected by the claims, and all of them belong to the protection scope of the present application.

Claims

1. A formwork fixing device, comprising a formwork located between a steel cover beam and a column, characterized in that It further includes: Two groups of suspension rod assemblies (1), symmetrically arranged. The suspension rod assembly (1) includes a first suspension rod (11) and a second suspension rod (12) opposite to the first suspension rod (11). Both the first suspension rod (11) and the second suspension rod (12) include a mounting part (13) arranged on the steel capping beam and a connecting rod (14) connected to the bottom of the mounting part (13); Two supporting tie rods (2). One end of one supporting tie rod (2) is respectively arranged on the two connecting rods (14) of one group of suspension rod assemblies (1), and the two ends of the other supporting tie rod (2) are respectively arranged on the two connecting rods (14) of the other group of suspension rod assemblies (1); Two adjustable tie rods (3). One end of one adjustable tie rod (3) is respectively arranged on the connecting rods (14) of two adjacent first suspension rods (11), and the two ends of the other adjustable tie rod (3) are respectively arranged on the connecting rods (14) of two adjacent second suspension rods (12); Wherein, the two adjustable tie rods (3) are respectively located on both sides of the Y-axis of the column, the two supporting tie rods (2) are respectively located on both sides of the X-axis of the column, and the supporting tie rods (2) are also located at the bottom of the formwork. The two supporting tie rods (2) are used to support the formwork.

2. The template fixing device according to claim 1, wherein The mounting part (13) is a hook, and the hook is suspended on the steel capping beam.

3. The template fixing device according to claim 2, characterized in that, Horizontal extension plates (4) are respectively arranged on both sides of the Y-axis of the steel capping beam. A horizontal plane is arranged at the bottom of the hook, and the hook is suspended on the horizontal extension plate (4), and the horizontal plane abuts against the top surface of the horizontal extension plate (4).

4. A template fixing device according to claim 1, characterized in that, A length adjustment assembly (5) is arranged between the adjustable tie rod (3) and the connecting rod (14). The length adjustment assembly (5) is used to adjust the distance between the two first suspension rods (11) and the distance between the two second suspension rods (12).

5. The template fixing device according to claim 4, characterized in that, The length adjustment assembly (5) includes: A limit block (51), arranged on the connecting rod (14). A first limit hole (6) is arranged on the limit block (51), and the adjustable tie rod (3) is inserted into the first limit hole (6); Two horizontal adjustment nuts (52), respectively located on both sides of the first limit hole (6); Wherein, threads (7) are arranged at both ends of the adjustable tie rod (3), and the two horizontal adjustment nuts (52) are both threadedly connected to the adjustable tie rod (3).

6. The template fixing device according to claim 1, wherein A height adjustment assembly (8) is arranged between the supporting tie rod (2) and the connecting rod (14). The height adjustment assembly (8) is located below the length adjustment assembly (5), and the height adjustment assembly (8) is used to adjust the height of the supporting tie rod (2).

7. The template fixing device according to claim 6, characterized in that The height adjustment assembly (8) includes: A height adjustment nut (81), abuting against the bottom of the supporting tie rod (2); Wherein, second limit holes (9) are arranged at both ends of the supporting tie rod (2), the connecting rod (14) is inserted into the second limit holes (9), threads (7) are also arranged at the bottom end of the connecting rod (14), and the height adjustment nut (81) is threadedly connected to the connecting rod (14).

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