CN205243068U - Support arrangement for be used for floor template - Google Patents

Abstract

The utility model discloses a support device for floor formwork, which comprises an upper support tube, a lower support tube and an upper support tube height adjustment assembly, the lower end of the upper support tube is inserted in the lower support tube, and the upper support tube There are multiple pairs of knot holes along the length direction, and the two knot holes in each pair of knot holes are arranged symmetrically along the radial direction. A pair of strip-shaped holes are opened on the lower support tube, and the two strip-shaped holes are arranged symmetrically along the radial direction. The upper support tube height adjustment assembly includes a limit pin and an adjustment piece. The limit pin passes through a pair of knot holes through a bar-shaped hole on one side of the lower support tube and passes through a bar-shaped hole on the other side. The lower support pipe is provided with an external thread section, the adjustment member is threadedly matched with the lower support pipe, and the limit pin is supported on the adjustment member. The utility model has the advantages of simple structure, fast construction speed and convenient disassembly. It has the advantages of high installation and construction efficiency and adjustable support height.

Description

Supporting devices for floor formwork

technical field

The utility model relates to floor concrete construction equipment, in particular to a support device for floor formwork, which is suitable for large-area, medium-high-rise floors.

Background technique

At present, most of the formwork support structures used for concrete cast-in-place construction in buildings use steel beams or wooden beams as formwork joists to assemble formwork brackets, and then use steel pipes to build scaffolds to support formwork brackets. The problems in this method are: Building scaffolding requires a lot of work, complicated turnover, a large amount of steel pipes required, and it is difficult to adjust the height of the support after the construction is completed. The construction efficiency is low, which is not conducive to large-scale concrete pouring.

Utility model content

The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a support device for floor formwork with simple structure, fast construction speed, convenient disassembly, high construction efficiency and adjustable support height.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

A support device for floor formwork, comprising an upper support tube, a lower support tube and an upper support tube height adjustment assembly, the lower end of the upper support tube is inserted into the lower support tube, and the upper support tube is provided with a There are multiple pairs of knot holes, two of which are radially symmetrically arranged, and a pair of strip-shaped holes are opened on the lower support tube, and the two strip-shaped holes are arranged radially symmetrically, and the upper support tube The height adjustment assembly includes a limit pin and an adjustment piece. The limit pin is passed through a pair of knot holes through the bar-shaped hole on one side of the lower support tube and passed through the bar-shaped hole on the other side. An external thread section is provided, the adjustment member is threadedly engaged with the lower support pipe, and the limit pin is supported on the adjustment member.

As a further improvement of the above technical solution:

Both ends of the limit bolt are bent into a hook shape.

An installation hole is opened on the adjustment member, and an L-shaped handle for rotating the adjustment member is pierced in the installation hole.

A backing plate is fixed at the bottom of the lower support tube.

A support plate is fixed on the top of the upper support tube.

Also includes a template joist positioning assembly, the template joist positioning assembly includes a bottom plate and a pair of positioning bars fixed on the bottom plate, the formwork joist is positioned between the pair of positioning bars, the bottom plate and the support plate Connected by bolts.

The lower end of the lower support tube is provided with a support tripod for stabilizing the lower support tube.

Compared with the prior art, the utility model has the advantages that: in the support device for the floor formwork of the utility model, the upper support tube is provided with a plurality of pairs of knot holes along the length direction, and the upper end of the lower support tube is provided with a pair of strip holes. And set the threaded adjustment piece on the lower support tube. When in use, screw the adjustment piece to a suitable height, insert the upper support tube into the lower support tube, and then insert the limit pin into the strip hole and knot hole to fix the upper support tube. , can realize the support to the formwork joist and the support height is convenient to adjust, the structure is simple, the construction speed is fast, and the disassembly and assembly are convenient, which greatly improves the construction efficiency.

Furthermore, both ends of the limit pin are bent into hook shapes, which can prevent the limit pin from falling off and improve reliability.

Further, an L-shaped handle is provided on the adjustment member, which is convenient for rotating the adjustment member to fine-tune the height of the upper support tube.

Description of drawings

Fig. 1 is a schematic diagram of the front structure of the supporting device used in the floor formwork of the present invention.

Fig. 2 is an enlarged view of A in Fig. 1 .

Fig. 3 is a three-dimensional structural schematic diagram of the formwork joist positioning assembly in the utility model.

Each label in the figure indicates: 1, upper support tube; 11, joint hole; 12, support plate; 2, lower support tube; 21, strip hole; 22, backing plate; 3, upper support tube height adjustment assembly; 31, Limit pin; 32. Adjusting piece; 321. Mounting hole; 33. L-shaped handle; 4. Form joist positioning component; 41. Bottom plate; 42. Positioning rod; 5. Supporting tripod; 51. Positioning handle; 6. Foundation .

detailed description

The utility model will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

As shown in Figures 1 to 3, the supporting device for floor formwork in this embodiment includes an upper supporting tube 1, a lower supporting tube 2 and an upper supporting tube height adjustment assembly 3, and the lower end of the upper supporting tube 1 is inserted into the lower In the support tube 2, the upper support tube 1 is provided with a plurality of pairs of knot holes 11 along the length direction, and the two knot holes 11 in each pair of knot holes 11 are arranged symmetrically along the radial direction, and the lower support tube 2 is provided with a pair of strip holes 21 , the two bar-shaped holes 21 are radially symmetrically arranged, the upper support tube height adjustment assembly 3 includes a limit pin 31 and an adjustment piece 32, and the limit pin 31 passes through a pair of bar-shaped holes 21 on one side of the lower support tube 2 The joint hole 11 passes through the strip hole 21 on the other side, and the lower support pipe 2 is provided with an external thread section, the adjusting part 32 is threadedly matched with the lower supporting pipe 2, and the limit pin 31 is supported on the adjusting part 32, through The strip hole 21 cooperates with different knot holes 11 to adjust the height of the upper support tube 1. After the strip hole 21 and the knot hole 11 pass through the limit pin 31, the height of the upper support tube 1 can be realized by rotating the adjustment member 32 The fine-tuning is convenient for setting the pre-camber of long-span beams. The supporting device for floor formwork has simple structure, fast construction speed, and convenient disassembly and assembly, which greatly improves construction efficiency.

In this embodiment, both ends of the limit pin 31 are bent into a hook shape, which can prevent the limit pin 31 from falling off and improve reliability.

In this embodiment, the adjustment member 32 is provided with a mounting hole 321 , and an L-shaped handle 33 for rotating the adjustment member 32 is pierced in the installation hole 321 , so that the rotation of the adjustment member 32 is more convenient and labor-saving.

The bottom of the lower support tube 2 is fixed with a backing plate 22. When in use, the lower support tube 2 stands on the foundation 6 through the backing plate 22, which is conducive to improving the stability of the lower support tube 2 when supporting, and at the same time avoids the foundation 6 from being too concentrated. In the embodiment, the shape of the backing plate 22 is square, and the side length of the backing plate 22 is twice the outer diameter of the lower support tube 2 , and the lower support tube 2 and the backing plate 22 are connected by welding.

The top of the upper support tube 1 is fixed with a support plate 12, which increases the area of action of the upper support tube 1 on the formwork joist, so that the formwork joist is evenly stressed and avoids damage, especially in the case of wooden formwork joists. Among them, the upper support tube 1 and the support plate 12 are also connected by welding.

Specifically as shown in Figure 3, the support device for the floor formwork also includes a formwork joist positioning assembly 4, the formwork joist positioning assembly 4 includes a bottom plate 41 and a pair of positioning rods 42 fixed on the bottom plate 41, the formwork joist Positioned between a pair of positioning rods 42, the bottom plate 41 is connected to the supporting plate 12 by bolts, and the positioning of the template joist can be realized by the positioning rods 42 during use, and the stability of the supporting device is ensured when the template is stressed. In this embodiment, the bottom plate 41 and the support plate 12 are connected and fixed by four groups of bolts, and the positioning rod 42 adopts angle steel commonly used in the construction field, and the angle steel is welded to the bottom plate 41 .

In this embodiment, the lower end of the lower support tube 2 is provided with a support tripod 5 for stabilizing the lower support tube 2, which is beneficial to keep the lower support tube 2 vertical and improve the stability. Wherein, the support tripod 5 is a commercially available part, adopts a foldable structure to facilitate storage and transportation, and the foldable support tripod 5 is equipped with a positioning handle 51, and the support tripod 5 can be locked and fixed after the positioning handle 51 is pressed down.

The specific method of use of the supporting device for the floor formwork of the present utility model is as follows:

1) First, screw the adjusting part 32 to a suitable height, insert the lower end of the upper support tube 1 into the lower support tube 2, and adjust the relative position of the upper support tube 1 and the lower support tube 2, so that the position of each pair of joint holes 11 is consistent with a pair of The position of the strip hole 21 is corresponding, and then the limit pin 31 is passed through the strip hole 21 and a pair of joint holes 11 on the upper support tube 1, and the limit pin 31 is placed on the adjustment part 32, and the upper support tube 1 is It is fixed and cannot be lowered. Finally, the L-shaped handle 33 is used to rotate the adjustment part 32 to fine-tune the height of the upper support tube 1 upwards, and bend the two ends of the limit pin 31 to prevent it from coming out;

2) Expand the supporting tripod 5 and erect it on the lower end of the lower supporting tube 2 to keep the lower supporting tube 2 vertical, then press down the positioning handle 51 and lock the supporting tripod 5 until the construction is completed.

Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention. Any person familiar with the art, without departing from the scope of the technical solution of the present utility model, can use the technical content disclosed above to make many possible changes and modifications to the technical solution of the utility model, or modify it into an equivalent change, etc. effective example. Therefore, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention shall fall within the protection scope of the technical proposal of the present invention.

Claims (7)

1. the bracing or strutting arrangement for floor template, it is characterized in that: comprise stay pipe (1), lower support pipe (2) and upper stay pipe height adjustment assembly (3), described upper stay pipe (1) lower end is inserted in described lower support pipe (2), upper stay pipe (1) offers multipair knothole (11) along its length, each two knotholes (11) in knothole (11) are radially arranged symmetrically with, on described lower support pipe (2), offer a pair of bar hole (21), two bar holes (21) are radially arranged symmetrically with, described upper stay pipe height adjustment assembly (3) comprises limit bolt (31) and regulating part (32), described limit bolt (31) is passed a pair of knothole (11) and is passed from the bar hole (21) of opposite side by the bar hole (21) of lower support pipe (2) one sides, described lower support pipe (2) is provided with external thread section, described regulating part (32) and described lower support pipe (2) threaded engagement, described limit bolt (31) is supported on described regulating part (32).

2. the bracing or strutting arrangement for floor template according to claim 1, is characterized in that: described limit bolt (31) two ends are all bent into hook-shaped.

3. the bracing or strutting arrangement for floor template according to claim 1, is characterized in that: on described regulating part (32), offer installing hole (321), be equipped with the L shaped handle (33) for rotating regulating part (32) in described installing hole (321).

4. the bracing or strutting arrangement for floor template according to claim 1, is characterized in that: described lower support pipe (2) bottom is installed with backing plate (22).

5. the bracing or strutting arrangement for floor template according to claim 1, is characterized in that: described upper stay pipe (1) top is installed with gripper shoe (12).

6. the bracing or strutting arrangement for floor template according to claim 5, it is characterized in that: also comprise template joist positioning component (4), described template joist positioning component (4) comprises base plate (41) and is fixedly arranged on a pair of backstay (42) of base plate (41), template joist is positioned between described a pair of backstay (42), and described base plate (41) is bolted with described gripper shoe (12).

7. according to the bracing or strutting arrangement for floor template described in any one in claim 1 to 6, it is characterized in that: described lower support pipe (2) lower end is equiped with the support tripod (5) for stablizing lower support pipe (2).