CN218779713U

CN218779713U - Casting constructional column is with exempting from hollow building block of formwork

Info

Publication number: CN218779713U
Application number: CN202222757020.6U
Authority: CN
Inventors: 刘武林; 王笑林; 季志永; 兰玉强; 赵超毅; 岳才铭; 闫世莊; 王昊
Original assignee: Henan Sanjian Fabricated Building Technology Co ltd
Current assignee: Henan Sanjian Fabricated Building Technology Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-03-31
Anticipated expiration: 2032-10-18

Abstract

The utility model discloses a formwork-free hollow building block for pouring a constructional column, which comprises two wing plate parts arranged at intervals and a connecting part connected between the two wing plate parts; the wing plate part is in a convex shape and is used for forming a serrated racking shape for connecting with a wall body on the left side and the right side of a plurality of hollow building blocks after being sequentially stacked; the connecting part is positioned on one side of the wing plate part and is used for forming a first opening, a second opening and a third opening on the other side of the hollow building block in the vertical direction; the first opening is used for enabling the reinforcing steel bar bundling body to enter the channel through the first opening when the steel bar bundling body is sleeved. The utility model discloses have the construction process who remains serrated raft simultaneously, only need a hollow building block, exempt from a formwork construction to reduce cost of manufacture and administrative cost, and use portably, joint strength is good.

Description

Cast constructional column with exempting from hollow building block of formwork

Technical Field

The utility model belongs to the building construction field specifically is a pour constructional column with exempting from hollow building block of formwork.

Background

A traditional constructional column template construction method in the secondary structure construction process comprises the steps of constructional column steel rib binding, masonry construction with serrated racking, double-sided tape pasting, formwork erecting, concrete pouring, formwork removing and the like. In the construction process, the quantity of the work of erecting or dismantling the template is large, and the cost is high; the clamping is not tight easily, and the slurry is easy to leak when the concrete is poured; when the template is erected, a wall body near a structural column serrated racking is damaged; a steel pipe penetrates through the wall clamping die, the wall body is damaged when a hammer is used for pounding a hole, and mortar joints of the wall body are prone to cracking; poor appearance quality of the concrete after the form removal and the like.

In the prior art, a prefabricated U-shaped hollow block is adopted to replace the traditional formwork construction, for example, in the Chinese patent publication No. CN208072965U, namely an easy butt joint formwork-supporting-free fast splicing formwork unit for a constructional column, the U-shaped hollow block is sleeved on a steel bar binding body and is directly poured, so that the formwork supporting and dismantling work is avoided. However this type of hollow building block's problem is, in order to provide sufficient joint strength, be equipped with the zigzag type between wall body and the constructional column, then lead to the hollow building block of U-shaped to need two kinds of sizes supporting uses, one kind is used for advancing zigzag, one kind is used for withdrawing zigzag, second rectangle mould shell and first rectangle mould shell in this patent for example. The parts of two kinds of different models not only need two kinds of mould shaping, have increased the cost of manufacture, still need organize respectively and deposit, transport etc. bring inconvenience for the construction organization, have also increased administrative cost.

In view of this, a novel formwork-free hollow building block for pouring a constructional column is provided.

Disclosure of Invention

In order to overcome not enough in the background art, the utility model provides a pour constructional column with exempting from formwork hollow block, aim at remains the construction process of horse tooth combed shape, nevertheless only needs a hollow block, avoids a formwork construction to reduce cost of manufacture and cost of management.

In order to achieve the above object, the utility model provides a following technical scheme: a formwork-free hollow building block for pouring a constructional column comprises two wing plate parts arranged at intervals and a connecting part connected between the two wing plate parts;

viewed from the first direction, the wing plate parts are in a convex shape and are used for forming serrated racking shapes for connecting with a wall body on the left side and the right side of a plurality of hollow building blocks after being sequentially stacked;

the connecting part is positioned on one side of the wing plate part and is used for forming a first opening, a second opening and a third opening on the other side of the hollow building block in the vertical direction; the second opening and the third opening are used for forming a channel which is communicated up and down in the hollow building block and are sleeved on a steel bar bundling body preset in a wall body; the first opening is used for enabling the reinforcing steel bar bundling body to enter the channel through the first opening when the steel bar bundling body is sleeved.

Preferably, the other end of the wing plate part far away from the connecting part is provided with a connecting structure for preventing the pair of wing plate parts from transversely expanding to deform the first opening.

Preferably, the connecting structure is a jack on the wing plate part, and two ends of the U-shaped steel bar are respectively inserted into the pair of jacks for connecting the pair of wing plate parts of the hollow building block into a whole.

As a further optimization, the connecting structure comprises a lug and a slot which are respectively arranged on the top surface and the bottom surface of the wing plate part; the convex block can be inserted into the slot, and two adjacent hollow building blocks are connected into a whole by inserting the convex block into the slot.

As a further optimization, the connecting structure comprises a jack, a U-shaped steel bar, a lug and a slot; the lug and the slot are respectively arranged on the top surface and the bottom surface of the wing plate part, and the lug and the slot are used for connecting two adjacent hollow building blocks into a whole by inserting the lug into the slot; the jacks are arranged on the wing plate parts and used for respectively inserting two ends of the U-shaped steel bar into the jacks so as to connect the wing plate parts of the hollow building block into a whole.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) And a supporting template is not required to be arranged, so that the construction difficulty and cost are reduced.

(2) The formwork-supporting-free construction is carried out by only using one hollow building block 10, two building blocks with different sizes are avoided being used, the manufacturing cost and the management cost are reduced, and the serrated racking structure is reserved simultaneously.

(3) Two adjacent hollow blocks 10 are reversely arranged, and the two adjacent hollow blocks 10 are provided with connecting structures, so that the overall strength is increased.

In a word, this embodiment has the construction process that remains the serrated raft while, only needs a hollow block 10, carries out the construction of exempting from the formwork to reduce cost of manufacture and management cost, and use portably, intensity is good.

Drawings

Fig. 1 is a schematic structural view of the installation of embodiment 1 of the present invention into a wall;

fig. 2 is a schematic structural view of the embodiment 1 of the present invention when the sleeve is sleeved on the steel bar bundling body;

fig. 3 is a schematic structural view of a hollow block according to embodiment 2 of the present invention.

In the figure: 1 flap portion, 11 lugs, 12 jacks, 13 slots, 2 connecting portions, 3 first openings, 4 second openings, 5 third openings, 6 reinforcing steel bar bundling bodies, 7U-shaped reinforcing steel bars, 8 walls and 10 hollow building blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described below clearly and completely in conjunction with the drawings of the present invention, and it is obvious that the described embodiments are only some of the preferred embodiments of the present invention, not all of the embodiments. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention. In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example 1: please refer to fig. 1-2;

the embodiment provides the following technical scheme: a formwork-free hollow building block 10 for pouring a constructional column is applied to a straight wall body 8 and is formed by building concrete building blocks, and the constructional column is arranged in the middle of the wall body 8. The wall 8 and the constructional column are connected between the bottom plate and the top plate, respectively. The structural columns are square columns, and the protruding size of the zigzag joints is 60mm.

The hollow building block 10 comprises two wing plate parts 1 arranged at intervals and a connecting part 2 connected between the two wing plate parts 1;

as shown in fig. 1, when viewed from a first direction, the flap portion 1 is in a convex shape, and is used for forming a serrated racking shape for connecting with a wall body on the left and right sides of a plurality of hollow blocks 10 after being sequentially stacked;

the connecting part 2 is positioned on one side of the flap part 1 and is used for forming a first opening 3, a second opening 4 and a third opening 5 on the other side of the hollow building block 10 in the up-down direction respectively; the second opening 4 and the third opening 5 are used for forming a vertically through channel in the hollow building block 10 and are sleeved on a steel bar bundling body 6 preset in the wall body; the first opening 3 is used for enabling the reinforcing steel bar bundling body 6 to enter the channel through the first opening 3 when the steel bar bundling body is sleeved.

Therefore, on the basis of remaining the serrated racking, the serrated racking shapes for connecting with the wall are formed on the left side and the right side of the hollow building blocks 10 after being sequentially stacked; therefore, the formwork-supporting-free construction can be carried out only by using one hollow building block 10, two building blocks with different sizes are avoided, and the manufacturing cost and the management cost are reduced.

Further, due to the fact that the connecting portion 2 is arranged on one side, pressure is large when the constructional column is poured for the ultrahigh wall, the first opening 3 is weakest in expansion deformation resistance, and in order to prevent the problems of slurry leakage and the like caused by deformation of the first opening, a connecting structure is arranged at the other end, far away from the connecting portion 2, of the wing plate portion 1 and used for preventing the first opening 3 from transversely expanding and deforming. Therefore, the expansion-preventing structure is arranged inside the hollow building block 10, and the cost increase caused by arranging a clamping mechanism outside the wall body is avoided.

Another embodiment of the connection structure is that the connection structure comprises a projection 11 and a slot 13 respectively arranged on the top surface and the bottom surface of the flap part 1; the projection 11 can be inserted into the slot 13, and two adjacent hollow building blocks 10 are connected into a whole by inserting the projection 11 into the slot 13. Accordingly, by connecting a plurality of the hollow blocks 10 stacked as a whole and by arranging two adjacent hollow blocks 10 in opposite directions such that the connecting portions 2 of the adjacent hollow blocks 10 are arranged alternately and each of the projections 11 is close to the connecting portion 2 of another hollow block 10, the first opening 3 of each hollow block 10 is borrowed from the connecting portion 2 of the adjacent hollow block 10 to improve strength.

When in use, firstly, the reinforcing steel bar bundling body 6 is bundled and fixed at a preset position of a wall body; then, sleeving a first hollow block 10 from the bottom, building a wall body 8, and forming zigzag branches close to the positions of the reinforcement binding bodies 6 and the hollow blocks 10; and then, stacking the next hollow building block 10, building a next layer of wall 8, repeating the process, accumulating layer by layer until the top of the wall 8, finally, manually forming a pouring hole or a connecting hopper on the uppermost hollow building block 10, pouring concrete from top to bottom, and after the concrete is solidified, connecting the concrete and the hollow building block 10 into a whole to finish the formwork-free pouring. Note that, when the hollow blocks 10 are stacked, the two adjacent hollow blocks 10 are arranged in opposite directions, so that the connecting portions 2 of the two adjacent hollow blocks 10 are arranged in a staggered manner, and the protruding blocks 11 can be inserted into the slots 13, so as to improve the capability of the first opening 3 to resist expansion and deformation.

The advantages of this embodiment:

(4) And a supporting template is not required to be arranged, so that the construction difficulty and cost are reduced.

(5) The formwork-supporting-free construction is carried out by only one hollow building block 10, two building blocks with different sizes are avoided, the manufacturing cost and the management cost are reduced, and a serrated racking structure is reserved.

(6) Two adjacent hollow blocks 10 are reversely arranged, and the two adjacent hollow blocks 10 are provided with connecting structures, so that the overall strength is increased.

Example 2: please refer to FIGS. 1-3

The difference between this embodiment and embodiment 1 lies in another implementation manner of the connection structure, in addition to embodiment 1, the connection structure further includes insertion holes 12 on the wing plate portions 1, for inserting two ends of the U-shaped reinforcing steel bar 7 into a pair of the insertion holes 12 respectively to connect a pair of the wing plate portions 1 of the hollow block 10 into a whole. Compared with clamping from the outside of the wall body to resist internal pressure, as each hollow building block 10 is connected with the U-shaped steel bar 7 and the U-shaped steel bars 7 act together, the wing plate part 1 is prevented from expanding effectively and the cost is low; wherein, it should be noted that U-shaped reinforcing bar 7 can not be too thick, and this embodiment adopts the reinforcing bar of 6mm diameter can to can pre-buried in the wall seam, guarantee the planarization of wall seam.

Thus, this embodiment has the advantages of embodiment 1, and the first open mouth 3 has a stronger resistance to expansion deformation.

The detailed part of the utility model is the prior art; for a person skilled in the art, various technical features of the above embodiments may be arbitrarily combined, and for the sake of simplicity of description, all possible combinations of the technical features in the above embodiments are not described, however, as long as there is no contradiction between the combinations of the technical features, the technical features should be considered as the scope of the description in the present specification. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a pour constructional column with exempting from hollow building block of formwork which characterized in that: the wing plate comprises two wing plate parts (1) arranged at intervals and a connecting part (2) connected between the two wing plate parts (1);

viewed from a first direction, the wing plate part (1) is in a convex shape, and is used for forming serrated racking shapes for connecting with a wall body on the left side and the right side of a plurality of hollow building blocks after being sequentially stacked;

the connecting part (2) is positioned on one side of the wing plate part (1) and is used for forming a first opening (3), a second opening (4) and a third opening (5) on the other side of the hollow building block in the up-down direction; the second opening (4) and the third opening (5) are used for forming a vertically through channel in the hollow building block and are sleeved on a steel bar bundling body (6) preset in the wall body; the first opening (3) is used for enabling the reinforcing steel bar bundling body (6) to enter the channel through the first opening (3) when the steel bar bundling body is sleeved.

2. The formwork-free hollow block for pouring constructional columns according to claim 1, characterized in that: the other end of the wing plate part (1) far away from the connecting part (2) is provided with a connecting structure for preventing the pair of wing plate parts (1) from transversely expanding to deform the first opening (3).

3. The formwork-free hollow building block for pouring constructional column according to claim 2, characterized in that: the connecting structure comprises insertion holes (12) formed in the wing plate parts (1), and two ends of the U-shaped steel bar (7) are inserted into the insertion holes (12) respectively and used for connecting the wing plate parts (1) into a whole.

4. The formwork-free hollow block for pouring constructional columns according to claim 2, characterized in that: the connecting structure comprises a convex block (11) and a slot (13) which are respectively arranged on the top surface and the bottom surface of the wing plate part (1); the convex block (11) can be inserted into the slot (13) and is used for connecting two adjacent hollow building blocks into a whole by inserting the convex block (11) into the slot (13).

5. The formwork-free hollow block for pouring constructional columns according to claim 2, characterized in that: the connecting structure comprises jacks (12), U-shaped steel bars (7), lugs (11) and slots (13); the convex block (11) and the slot (13) are respectively arranged on the top surface and the bottom surface of the wing plate part (1) and are used for connecting two adjacent hollow building blocks into a whole by inserting the convex block (11) into the slot (13);

the insertion holes (12) are formed in the wing plate portions (1) and used for inserting two ends of the U-shaped steel bars (7) into the insertion holes (12) respectively to connect the wing plate portions (1) into a whole.