CN219710762U

CN219710762U - Prefabricated structural column

Info

Publication number: CN219710762U
Application number: CN202320622977.1U
Authority: CN
Inventors: 周浩
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-09-19
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses a prefabricated structural column which comprises a concrete main body, wherein a boss is fixedly connected to the upper end of the concrete main body, a groove is formed in the middle position of the lower end of the concrete main body, a central steel pipe is arranged in the middle position of the interior of the concrete main body, a plurality of second connecting steel bars are arranged in the interior of the concrete main body and positioned on the outer side of the central steel pipe, and a plurality of first connecting steel bars are arranged at the outer ring of the interior of the concrete main body. In the utility model, when the upper prefabricated structural column and the lower prefabricated structural column are connected, the first connecting steel bars are respectively inserted with the corresponding first connecting pipes, the second connecting steel bars are respectively inserted with the corresponding third connecting pipes, the bosses and the grooves are clamped, and grouting is carried out through the grouting pipes and the central steel pipes, so that the first connecting steel bars and the second connecting steel bars which correspond to each other up and down are connected, and the connection firmness of the prefabricated structural columns can be improved.

Description

Prefabricated structural column

Technical Field

The utility model relates to the technical field of prefabricated structural columns, in particular to a prefabricated structural column.

Background

The assembled building is formed by assembling prefabricated parts on a construction site. The prefabricated components are divided into five types of building block buildings, plate buildings, box type buildings, skeleton plate buildings and lifting plate and layer buildings according to the form and construction method of the prefabricated components. With the development of modern industrial technology, a building house can be manufactured in batches as a machine production. The prefabricated house components are transported to the construction site to be assembled. The fabricated building can greatly improve the construction speed of the building.

The chinese patent with the patent publication number CN209457267U discloses a prefabricated column structure of house, including the cylinder and arrange the inside muscle net of cylinder in, the grout section of thick bamboo is all installed at muscle net both ends, be provided with the grout mouth on the grout section of thick bamboo, and the grout mouth extends the cylinder setting, install the lightning protection muscle in the muscle net, the cylinder both ends are provided with the junction box respectively, the junction box is connected with the lightning protection muscle. The setting of a grout section of thick bamboo can let the cylinder both ends all dock through a grout section of thick bamboo, then adds muscle grout to its inside, lets the beam column connect firmly, also can let the muscle net of two cylinders switch on simultaneously, improves lightning protection performance, in addition, through the setting of lightning protection muscle and junction box, lets switch on through the junction box between cylinder and the cylinder, has reduced the degree of difficulty that high-rise building lightning protection system arranged.

When the existing prefabricated structural columns are connected, a plurality of reinforcing steel bars are reserved on the outer ring to connect the upper prefabricated structural column and the lower prefabricated structural column, and the middle parts of the prefabricated structural columns cannot be firmly connected, so that the connection strength cannot reach expectations.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a prefabricated structural column.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a prefabricated structural column, includes the concrete main part, the upper end fixedly connected with boss of concrete main part, the lower extreme intermediate position of concrete main part is seted up flutedly, the inside intermediate position of concrete main part is provided with central steel pipe, the inside of concrete main part is located the position in the center steel pipe outside and is provided with a plurality of second connecting bars, the inboard outer lane department of concrete main part is provided with a plurality of first connecting bars, the lower extreme welding of first connecting bar has a plurality of first connecting pipes, the outside lower extreme fixedly connected with a plurality of second connecting pipes of center steel pipe, the equal vertical fixedly connected with third connecting pipe in outside of second connecting pipe, the lower extreme of second connecting bar respectively with correspond the upper end welded connection of third connecting pipe.

Further, a plurality of steel bar frames are fixedly connected among the first connecting steel bars, the second connecting steel bars and the central steel pipe.

Further, the upper ends of the outer sides of the first connecting pipes are fixedly connected with slurry discharging pipes, and the lower ends of the outer sides of the first connecting pipes are fixedly connected with grouting pipes.

Further, grouting holes are formed in positions, located on the grouting pipes, of the side faces of the concrete main body, and first grouting holes are formed in positions, located on the grouting pipes, of the side faces of the concrete main body.

Further, the lower end of the concrete main body is provided with second slurry discharging holes at the lower end of the first connecting pipe, and the lower end of the concrete main body is provided with third slurry discharging holes at the lower end of the third connecting pipe.

Further, the upper ends of the first connecting steel bars and the second connecting steel bars penetrate through the upper end of the concrete main body.

The utility model has the beneficial effects that:

when the prefabricated structural column is used, when the upper prefabricated structural column and the lower prefabricated structural column are connected, the first connecting steel bars are respectively inserted into the corresponding first connecting pipes, the second connecting steel bars are respectively inserted into the corresponding third connecting pipes, the bosses and the grooves are clamped, grouting is carried out through the grouting pipes and the central steel pipes, and the first connecting steel bars and the second connecting steel bars which correspond to each other are connected, so that the connection firmness of the prefabricated structural column can be improved.

Drawings

In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description of the specific embodiments will be briefly described below, it being obvious that the drawings in the following description are only some examples of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1: a front view of the present utility model;

fig. 2: a bottom view of the present utility model;

fig. 3: the utility model relates to a steel bar frame installation structure schematic diagram;

fig. 4: the second connecting pipe and the third connecting pipe are installed in a schematic view.

The reference numerals are as follows:

1. a concrete body; 2. a first connecting bar; 3. a boss; 4. a second connecting bar; 5. a first pulp discharge hole; 6. grouting holes; 7. a second pulp discharge hole; 8. a groove; 9. a central steel pipe; 10. a third pulp discharge hole; 11. a reinforcing bar frame; 12. a first connection pipe; 13. a slurry discharge pipe; 14. grouting pipe; 15. a second connection pipe; 16. and a third connection pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, a prefabricated structural column is related to, including concrete body 1, the upper end fixedly connected with boss 3 of concrete body 1, recess 8 has been seted up to concrete body 1's lower extreme intermediate position, concrete body 1's inside intermediate position is provided with central steel pipe 9, concrete body 1's inside is located the position of central steel pipe 9 outside and is provided with a plurality of second connecting bars 4, concrete body 1's inboard outer lane department is provided with a plurality of first connecting bars 2, the lower extreme welding of first connecting bars 2 has a plurality of first connecting pipes 12, the outside lower extreme fixedly connected with of central steel pipe 9 a plurality of second connecting pipes 15, the outside of second connecting pipe 15 is all vertical fixedly connected with third connecting pipe 16, the lower extreme of second connecting bar 4 respectively with the upper end welded connection that corresponds third connecting pipe 16.

As shown in fig. 1 to 4, a plurality of reinforcing bar frames 11 are fixedly connected between the first connecting reinforcing bars 2, the second connecting reinforcing bars 4 and the central steel pipe 9.

As shown in fig. 1-4, the upper end of the outer side of the first connecting pipe 12 is fixedly connected with a grouting pipe 13, the lower end of the outer side of the first connecting pipe 12 is fixedly connected with a grouting pipe 14, grouting holes 6 are formed in the positions of the grouting pipes 14 on the side surface of the concrete main body 1, first grouting holes 5 are formed in the positions of the grouting pipes 13 on the side surface of the concrete main body 1, second grouting holes 7 are formed in the positions of the lower end of the concrete main body 1, which are positioned at the lower ends of the first connecting pipe 12, third grouting holes 10 are formed in the positions of the lower end of the concrete main body 1, which are positioned at the lower ends of the third connecting pipe 16, grouting is performed in the first connecting pipe 12 through the grouting holes 6 and the grouting pipes 14, the grouting liquid flows downwards through the first connecting pipe 12, fills the first connecting pipe 12 until the grouting liquid is discharged from the first grouting pipe and the first grouting hole, and then flows into the third connecting pipe 16 through the center steel pipe 9, the grouting liquid enters the third connecting pipe 16 through the second connecting pipe 15, and fills the third 16, so that the upper and lower corresponding first connecting pipe 2 and the second connecting pipe 16 are connected through the second connecting pipe 4, and the connection strength of the reinforcement bar can be firmly connected.

As shown in fig. 1 to 4, the upper ends of the first and second connection bars 2 and 4 penetrate the upper end of the concrete body 1.

Working principle: when the grouting structure is used, before connecting the upper prefabricated structural columns and the lower prefabricated structural columns, the lower ends of the central steel pipes 9 are plugged, gaskets are arranged at the upper ends of the prefabricated structural columns located at the lower ends, when connecting the upper prefabricated structural columns and the lower prefabricated structural columns, the arranged first connecting steel bars 2 are respectively inserted with the corresponding first connecting pipes 12, the arranged second connecting steel bars 4 are respectively inserted with the corresponding third connecting pipes 16, the arranged bosses 3 and the grooves 8 are clamped, grouting is conducted in the first connecting pipes 12 through grouting holes 6 and grouting pipes 14, the grouting flows downwards through the first connecting pipes 12, the first connecting pipes 12 are filled until the grouting is discharged from the first grouting pipes and the first grouting holes, the grouting is conducted through the central steel pipes 9, the grouting enters the third connecting pipes 16 through the second connecting pipes 15, the corresponding first connecting steel bars 2 and the second connecting steel bars 4 are connected through the grouting, and accordingly the firmness of the connection of the prefabricated structural columns can be improved.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. A prefabricated structural column comprising a concrete body (1), characterized in that: the concrete body (1) is characterized in that the boss (3) is fixedly connected to the upper end of the concrete body (1), the groove (8) is formed in the middle position of the lower end of the concrete body (1), the center steel pipe (9) is arranged at the middle position of the inside of the concrete body (1), a plurality of second connecting reinforcements (4) are arranged at the positions, located outside the center steel pipe (9), of the inside of the concrete body (1), a plurality of first connecting reinforcements (2) are arranged at the outer ring of the inner side of the concrete body (1), a plurality of first connecting pipes (12) are welded at the lower end of the first connecting reinforcements (2), a plurality of second connecting pipes (15) are fixedly connected to the lower end of the outer side of the center steel pipe (9), a third connecting pipe (16) is vertically and fixedly connected to the outer side of each second connecting pipe (15), and the lower ends of the second connecting reinforcements (4) are respectively welded with the upper ends of the corresponding third connecting pipes (16).

2. A prefabricated structural column according to claim 1, wherein: a plurality of reinforcing steel bar frames (11) are fixedly connected among the first connecting reinforcing steel bars (2), the second connecting reinforcing steel bars (4) and the central steel pipe (9).

3. A prefabricated structural column according to claim 1, wherein: the outer upper ends of the first connecting pipes (12) are fixedly connected with slurry discharging pipes (13), and the outer lower ends of the first connecting pipes (12) are fixedly connected with grouting pipes (14).

4. A prefabricated structural column according to claim 1, wherein: grouting holes (6) are formed in positions, located on the side faces of the concrete main body (1), of the grouting pipe (14), and first grouting holes (5) are formed in positions, located on the side faces of the concrete main body (1), of the grouting pipe (13).

5. A prefabricated structural column according to claim 1, wherein: the lower extreme of concrete main part (1) is located the position of first connecting pipe (12) lower extreme and has all been seted up second row's thick liquid hole (7), the lower extreme of concrete main part (1) is located the position of third connecting pipe (16) lower extreme and has been seted up third row's thick liquid hole (10).

6. A prefabricated structural column according to claim 1, wherein: the upper ends of the first connecting steel bars (2) and the second connecting steel bars (4) penetrate through the upper end of the concrete main body (1).