CN210217164U - Concrete 3D prints component casing and structure - Google Patents
Concrete 3D prints component casing and structure Download PDFInfo
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- CN210217164U CN210217164U CN201920717804.1U CN201920717804U CN210217164U CN 210217164 U CN210217164 U CN 210217164U CN 201920717804 U CN201920717804 U CN 201920717804U CN 210217164 U CN210217164 U CN 210217164U
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Abstract
The utility model discloses a concrete 3D prints component casing and structure belongs to building engineering technical field. Wherein, the utility model discloses a concrete 3D prints component casing includes: the method comprises the following steps: the concrete pouring device comprises a hollow body, a plurality of supporting rods and a plurality of supporting rods, wherein the hollow body comprises a side wall, an opening is formed in the side wall, and concrete slurry can be poured into the hollow body through the opening; the main rib is embedded on the side wall of the body; and the stirrups are connected among different main reinforcements. The utility model discloses together prefabricating the body together with the main muscle, when the manufacture structure, only need with concrete slurry pour in concrete 3D print the component casing inside can, simplified the construction process of structure, be favorable to save time.
Description
Technical Field
The utility model belongs to the technical field of building engineering, specifically speaking relates to a concrete 3D prints component casing and structure.
Background
Traditional reinforced concrete structures need to be cast by means of formworks. After pouring is completed, the template needs to be dismantled, and the process is complicated; in addition, the whole body of the traditional reinforced concrete structure adopts cast-in-place, the on-site workload is large, and the construction period is long. The traditional construction method of the reinforced concrete column can refer to the following documents: patent publication No.: CN106836644A, published: 6, 13 months in 2017, the name of the invention is: a method for constructing a reinforced concrete column. The construction method of the reinforced concrete column discloses the steps: after the steel bar keels are manufactured, a column formwork is erected, concrete is poured into the column formwork and maintained, and after maintenance is finished, the formwork is dismantled.
With the continuous expansion of the building scale, the traditional reinforced concrete structure can not meet the development requirement of the building industry. In order to accelerate the development of building industrialization, improve production efficiency, save energy and develop green and environment-friendly buildings, assembled reinforced concrete structures are produced. At present, a common fabricated reinforced concrete structure is a fabricated reinforced concrete structure cast in situ by adopting a shell prefabricated core, and a concrete protective layer and stirrups of beams and column members of the fabricated reinforced concrete structure are prefabricated to form a mouth-shaped prefabricated concrete shell; after the shell is assembled and positioned and the main ribs are configured, concrete slurry is poured in the shell, the core is formed after the concrete slurry is completely hardened, and at the moment, the main ribs are embedded in the core; thus being beneficial to saving templates and building industrialization. As can be seen by analysis, only the stirrups are prefabricated in the shell, and the stirrups cannot enhance the tensile strength and the bending strength of the shell.
Disclosure of Invention
1. Problems to be solved
Only prefabricated the stirrup in to current shell, the problem of the tensile strength and the bending strength of unable reinforcing shell, the utility model provides a concrete 3D prints the component casing, through with the body together prefabricated with main muscle to improve concrete 3D and print the tensile strength and the bending strength of component casing.
The utility model also provides a structure, it has adopted concrete 3D to print the component casing, when the manufacture structure, only need with concrete slurry pour in concrete 3D print the component casing inside can, simplified the construction process of structure.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A concrete 3D printed component housing, comprising: the concrete pouring device comprises a hollow body, a plurality of supporting rods and a plurality of supporting rods, wherein the hollow body comprises a side wall, an opening is formed in the side wall, and concrete slurry can be poured into the hollow body through the opening; the main rib is embedded on the side wall of the body, wherein the embedding refers to adding the main rib in the process of manufacturing the body, so that the main rib is partially buried on the side wall of the body, and the main rib and the body are connected into a whole; and the stirrups are connected among different main reinforcements.
Preferably, the body further comprises a reinforcing rib connected between the opposite side walls.
Preferably, a plurality of the reinforcing ribs are arranged along the length direction of the body, and the reinforcing ribs are perpendicular to the length direction of the body.
Preferably, the main rib part is embedded inside the side wall of the body, so that the main rib part is exposed inside the body.
Preferably, the main rib penetrates through the reinforcing rib.
Preferably, the main ribs are at least two layers and are sequentially arranged along the thickness direction of the body, and the distance between every two adjacent layers of main ribs is 5-8 cm.
Preferably, the side wall provided with the opening is perpendicular to the thickness direction of the body.
Preferably, the body is integrally formed by 3D printing.
Preferably, the body is any one of a concrete column shell and a concrete beam shell.
The utility model also provides a structure, including foretell concrete 3D print the component casing and be located the inside core of concrete 3D print component casing.
3. Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the concrete 3D printing component shell of the utility model improves the tensile strength and bending strength of the concrete 3D printing component shell through the main ribs; in addition, the main ribs are directly connected to the body, and the main ribs and the body are connected into a whole, so that the whole stress performance is better.
(2) The utility model discloses a concrete 3D prints the component casing, connects the stiffening rib between relative lateral wall, and the stiffening rib has the effect of drawknot muscle, can solve the mould problem that rises that produces when concrete 3D prints the inside concreting thick liquids of component casing.
(3) The utility model discloses a concrete 3D prints component casing, when the body size is great, more concrete thick liquids need be pour to the body is inside, the number of multiplicable stiffening rib to make these stiffening ribs arrange along body length direction in proper order, thereby avoid the mould problem that rises.
(4) The utility model discloses a concrete 3D prints component casing exposes the principal bar inside the body, to the inside concreting slurry in-process of body, the principal bar exposes in the inside part of body and is covered by this concrete slurry, forms the core after this concrete slurry sclerosis, and at this moment, the core combines with the body face, and simultaneously, the core passes through the principal bar with the body to be connected for joint strength greatly increased between core and the body has effectively avoided the shelling phenomenon.
(5) The utility model discloses a component casing is printed to concrete 3D runs through the stiffening rib with the owner muscle, through the bending deformation of stiffening rib restriction owner muscle, thereby improves the utility model discloses holistic compressive strength.
(6) The utility model discloses a concrete 3D prints component casing is equipped with the thickness direction of open-ended lateral wall perpendicular to body, and the open-ended area can reach the maximize, when pouring concrete thick liquids to this body inside through the opening, pours required time and can reduce.
(7) The utility model discloses a concrete 3D prints component casing, the body be arbitrary one in concrete column casing, the concrete beam casing, because concrete column and concrete beam are the most basic bearing member among the various engineering structure, use comparatively extensively, consequently, the utility model discloses development to impel the building industrialization has great meaning.
(8) The utility model discloses a structure, print the component casing and be located the inside core of concrete 3D printing component casing including concrete 3D, because the body together with main muscle together prefabricated, when the structure is made, only need with concrete slurry pour in concrete 3D print the component casing inside can, simplified the construction process of structure, be favorable to save time.
Drawings
Fig. 1 is a perspective view of a concrete 3D printing component housing of the present invention;
fig. 2 is a top view of a concrete 3D printing component housing of the present invention;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
fig. 4 is a cross-sectional view of a structure of the present invention.
In the figure: 1. a concrete 3D printing component housing; 2. a core; 11. a body; 12. hooping; 13. a main rib; 112. and (4) reinforcing ribs.
Detailed Description
The following detailed description of exemplary embodiments of the invention refers to the accompanying drawings, which form a part hereof, and in which is shown by way of illustration exemplary embodiments in which the invention may be practiced. Although these exemplary embodiments are described in sufficient detail to enable those skilled in the art to practice the invention, it should be understood that other embodiments may be realized and that various changes to the invention may be made without departing from the spirit and scope of the present invention. The following more detailed description of the embodiments of the present invention is not intended to limit the scope of the invention, as claimed, but is presented for purposes of illustration only and not limitation to provide the best mode contemplated for carrying out the invention and to enable any person skilled in the art to practice the invention. Accordingly, the scope of the invention is to be limited only by the following claims.
The present invention will be further described with reference to the following specific embodiments.
Example 1
As shown in fig. 1, a concrete 3D printing component housing 1 of the present embodiment includes a hollow body 11, a main reinforcement 13, and a stirrup 12, wherein the body 11 includes a side wall, and an opening is provided on one side wall, and concrete slurry can be poured into the body 11 through the opening; the main ribs 13 are embedded on the side wall of the body 11, namely the main ribs 13 are added in the process of manufacturing the body 11, so that the main ribs 13 are embedded on the side wall of the body, the main ribs 13 are connected with the body 11 into a whole, the tensile strength and the bending strength of the concrete 3D printing component shell 1 are improved through the main ribs 13, and the main ribs 13 are connected with the body 11 into a whole, so that the whole stress performance is better; the stirrups 12 are connected between different main reinforcements 13. In this embodiment, the body 11 is a concrete column casing. The body 11 and the main reinforcement 13 are prefabricated together, and when the structure is manufactured, concrete slurry is poured into the concrete 3D printing component shell 1, so that the construction process of the structure is simplified, and time is saved.
As shown in fig. 2, in order to solve the problem of mold expansion occurring when concrete grout is poured inside the body 11, here, the body 11 includes reinforcing ribs 112, and the reinforcing ribs 112 are connected between the opposite sidewalls. When concrete slurry is poured into the body through the opening, the concrete slurry generates lateral pressure on the opposite side walls, the reinforcing ribs 112 have the function of tie bars, the lateral pressure is offset by the tensile force generated by the reinforcing ribs 112, the body 11 is guaranteed not to deform, and the reinforcing ribs 112 can solve the problem of mold expansion generated when the concrete slurry is poured into the concrete 3D printing component shell.
When the size of the body 11 is large, more concrete slurry needs to be poured into the body 11, the lateral pressure generated by the concrete slurry on the body 11 is large, a plurality of reinforcing ribs 112 can be arranged at the moment, the reinforcing ribs 112 are sequentially arranged along the length direction of the body 11, and it is ensured that the lateral pressure can be offset by the tensile force generated by the reinforcing ribs 112.
In the present embodiment, the main rib 13 is partially embedded inside the sidewall of the body 11, so that the main rib 13 is exposed inside the body 11. Here, both ends of the main rib 13 may be embedded inside the side walls of the body 11. In the process of pouring concrete slurry into the body 11, the part of the main reinforcement 13 exposed inside the body 11 is embedded in the concrete slurry, the concrete slurry is hardened to form a core, and the core 2 is combined with the surface of the body 11; meanwhile, the core 2 and the body 11 are connected by a main rib 13, as shown in fig. 4, the main rib 13 penetrates the core 2. Therefore, the connection strength between the core 2 and the body 11 is greatly increased, and the shelling phenomenon is effectively avoided. In addition, the main rib 13 is exposed inside the body 11 for connecting with the stirrup 12, wherein the stirrup 12 and the main rib 13 can be welded.
As shown in fig. 3, in order to further strengthen the function of the main rib 13, here, the main rib 13 is penetrated through the reinforcing rib 112; under the action of the compressive stress, the main bar 13 has a tendency to bend, and the bending deformation of the main bar 13 is restricted by the reinforcing ribs 112 in the present embodiment, thereby improving the compressive strength of the present embodiment as a whole.
In this embodiment, the side wall provided with the opening is perpendicular to the thickness direction of the body 11, the area of the opening formed in the side wall can be maximized, and when concrete slurry is poured into the body 11 through the opening, the reduction of the pouring time is facilitated.
In order to guarantee the overall strength of the concrete column shell, the number of the main ribs 13 needs to be reasonably arranged, the main ribs 13 are arranged in sequence in two layers along the thickness direction of the body 11, and the distance between every two adjacent layers of the main ribs 13 is controlled within the range of 5-8 cm.
In order to improve the construction efficiency and save the templates, in this embodiment, the concrete column shell is integrally formed by 3D printing. The method comprises the following steps of taking concrete slurry as a printing material, printing a first layer of masonry until the thickness of the first layer of masonry reaches 10cm in the 3D printing process, then laying a first layer of main ribs 13 on the top of the first layer of masonry, and then continuously printing a second layer of masonry on the first layer of masonry; laying a second layer of main ribs 13 on the second layer of masonry, continuously printing a third layer of masonry on the second layer of masonry until the thickness of the third layer of masonry reaches 10cm, and obtaining a body 11 after drying; inside inserting body 11 with stirrup 12, the upper and lower both ends of stirrup 12 weld with upper and lower two-layer main muscle 13 respectively, obtain concrete 3D after the welding is accomplished and print component casing 1.
The main ribs 13 of each layer are gradually added in the 3D printing process, and the positions of the main ribs 13 of each layer can be flexibly adjusted; after 3D printing is finished, the main reinforcements 13 of all layers are connected through the stirrups 12, namely the stirrups 12 are sequentially welded with the main reinforcements 13 of all layers, and the stirrups 12 and the main reinforcements 13 of all layers jointly form a finished steel reinforcement framework. Consequently, this framework of steel reinforcement is better with the holistic connectivity through 3D printing integrated into one piece's concrete column casing.
Example 2
As shown in fig. 1, a concrete 3D printing component housing 1 of the present embodiment includes a hollow body 11, a main reinforcement 13, and a stirrup 12, wherein the body 11 includes a side wall, and an opening is provided on one side wall, and concrete slurry can be poured into the body 11 through the opening; the main ribs 13 are embedded on the side wall of the body 11, the main ribs are added in the body manufacturing process, so that the main ribs 13 are embedded on the side wall of the body 11, the main ribs 13 are connected with the body 11 into a whole, the tensile strength and the bending strength of the concrete 3D printing component shell 1 are improved through the main ribs 13, and the main ribs 13 are connected with the body 11 into a whole, so that the whole stress performance is better; the stirrups 12 are connected between different main reinforcements 13. In this embodiment, the body 11 is a concrete beam shell. The body 11, the main reinforcement 13 and the stirrups 12 are prefabricated together, and when the structure is manufactured, concrete slurry is poured into the concrete 3D printing component shell 1, so that the construction process of the structure is simplified, and the time is saved.
As shown in fig. 2, in order to solve the problem of mold expansion occurring when concrete grout is poured inside the body 11, here, the body 11 includes reinforcing ribs 112, and the reinforcing ribs 112 are connected between the opposite sidewalls. When concrete slurry is poured into the body through the opening, the concrete slurry generates lateral pressure on the opposite side walls, the reinforcing ribs 112 have the function of tie bars, the lateral pressure is offset by the tensile force generated by the reinforcing ribs 112, the body 11 is guaranteed not to deform, and the reinforcing ribs 112 can solve the problem of mold expansion generated when the concrete slurry is poured into the concrete 3D printing component shell.
When the size of the body 11 is large, more concrete slurry needs to be poured into the body 11, the lateral pressure generated by the concrete slurry on the body 11 is large, a plurality of reinforcing ribs 112 can be arranged at the moment, the reinforcing ribs 112 are sequentially arranged along the length direction of the body 11, and it is ensured that the lateral pressure can be offset by the tensile force generated by the reinforcing ribs 112.
In the present embodiment, the main rib 13 is partially embedded inside the sidewall of the body 11, so that the main rib 13 is exposed inside the body 11. Here, both ends of the main rib 13 may be embedded inside the side walls of the body 11. In the process of pouring concrete slurry into the body 11, the part of the main reinforcement 13 exposed inside the body 11 is embedded in the concrete slurry, the concrete slurry is hardened to form a core, and the core 2 is combined with the surface of the body 11; meanwhile, the core 2 and the body 11 are connected by a main rib 13, as shown in fig. 4, the main rib 13 penetrates the core 2. Therefore, the connection strength between the core 2 and the body 11 is greatly increased, and the shelling phenomenon is effectively avoided. In addition, the main rib 13 is exposed inside the body 11 for connecting with the stirrup 12, wherein the stirrup 12 and the main rib 13 can be welded.
As shown in fig. 3, in order to further strengthen the function of the main rib 13, here, the main rib 13 is penetrated through the reinforcing rib 112; under the action of the compressive stress, the main bar 13 has a tendency to bend, and the bending deformation of the main bar 13 is restricted by the reinforcing ribs 112 in the present embodiment, thereby improving the compressive strength of the present embodiment as a whole.
In this embodiment, the side wall provided with the opening is perpendicular to the thickness direction of the body 11, the area of the opening formed in the side wall can be maximized, and when concrete slurry is poured into the body 11 through the opening, the reduction of the pouring time is facilitated.
In order to guarantee the overall strength of the concrete beam shell, the number of the main reinforcements 13 needs to be reasonably arranged, the main reinforcements 13 are arranged in sequence in the thickness direction of the body 11 in two layers, and the distance between every two adjacent layers of the main reinforcements 13 is controlled within the range of 5-8 cm.
In order to improve the construction efficiency and save the templates, in the embodiment, the concrete beam shell is integrally formed by 3D printing. The method comprises the following steps of taking concrete slurry as a printing material, printing a first layer of masonry until the thickness of the first layer of masonry reaches 10cm in the 3D printing process, then laying a first layer of main ribs 13 on the top of the first layer of masonry, and then continuously printing a second layer of masonry on the first layer of masonry; laying a second layer of main ribs 13 on the second layer of masonry, continuously printing a third layer of masonry on the second layer of masonry until the thickness of the third layer of masonry reaches 10cm, and obtaining a body 11 after drying; inside inserting body 11 with stirrup 12, the upper and lower both ends of stirrup 12 weld with upper and lower two-layer main muscle 13 respectively, obtain concrete 3D after the welding is accomplished and print component casing 1.
The main ribs 13 of each layer are gradually added in the 3D printing process, and the positions of the main ribs 13 of each layer can be flexibly adjusted; after 3D printing is finished, the main reinforcements 13 of all layers are connected through the stirrups 12, namely the stirrups 12 are sequentially welded with the main reinforcements 13 of all layers, and the stirrups 12 and the main reinforcements 13 of all layers jointly form a finished steel reinforcement framework. Consequently, this framework of steel reinforcement is better with the holistic connectivity through 3D printing integrated into one piece's concrete beam casing.
Example 3
As shown in fig. 4, a structure of the present embodiment, here, a reinforced concrete column, includes a concrete 3D printed member case 1 described in embodiment 1 and a core 2 inside the concrete 3D printed member case 1. Concrete slurry is poured into the body 11 through the opening, the core 2 can be formed after the concrete slurry is hardened, and the reinforced concrete column can be erected for use. When the structure is manufactured, concrete slurry is only needed to be poured into the concrete 3D printing component shell 1, so that the construction process of the structure is simplified, and the development of building industrialization is promoted.
Example 4
As shown in fig. 4, a structure of the present embodiment, here, a reinforced concrete beam, includes a concrete 3D printed member case 1 described in embodiment 2 and a core 2 located inside the concrete 3D printed member case 1. Concrete slurry is poured into the body 11 through the opening, the core 2 can be formed after the concrete slurry is hardened, and the structure can be hoisted for use. When the structure is manufactured, concrete slurry is only needed to be poured into the concrete 3D printing component shell 1, so that the construction process of the structure is simplified, and the development of building industrialization is promoted.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (9)
1. A concrete 3D printing component housing, comprising:
a hollow body (11) comprising a side wall, and an opening provided on the side wall;
the main rib (13) is embedded on the side wall of the body (11);
and stirrups (12) connected between different main reinforcements (13).
2. The concrete 3D printing member housing according to claim 1, wherein: the body (11) further comprises a reinforcing rib (112), and the reinforcing rib (112) is connected between the opposite side walls.
3. The concrete 3D printing member housing according to claim 2, wherein: the reinforcing ribs (112) are arranged along the length direction of the body (11), and the reinforcing ribs (112) are perpendicular to the length direction of the body (11).
4. The concrete 3D printing member housing according to claim 2, wherein: the main rib (13) is partially embedded in the inner side of the side wall of the body (11).
5. The concrete 3D printing member housing according to claim 4, wherein: the main rib (13) penetrates through the reinforcing rib (112).
6. The concrete 3D printing member housing according to claim 1, wherein: main muscle (13) be two-layer at least and arrange in proper order along body (11) thickness direction, the interval of adjacent two-layer main muscle (13) is 5 ~ 8 cm.
7. The concrete 3D printing member housing according to claim 1, wherein: the side wall provided with the opening is vertical to the thickness direction of the body (11).
8. The concrete 3D printing member housing according to any one of claims 1 to 7, wherein: the body (11) is any one of a concrete column shell and a concrete beam shell.
9. A structure, characterized by: comprising a concrete 3D printing member housing according to claim 1 and a core inside the concrete 3D printing member housing.
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| CN201920717804.1U CN210217164U (en) | 2019-05-17 | 2019-05-17 | Concrete 3D prints component casing and structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111593847A (en) * | 2020-06-01 | 2020-08-28 | 河北工业大学 | Special-shaped concrete structure building method and concrete arch building method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111593847A (en) * | 2020-06-01 | 2020-08-28 | 河北工业大学 | Special-shaped concrete structure building method and concrete arch building method |
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Effective date of registration: 20210526 Address after: 230000 No.96, Wangjiang East Road, Baohe District, Hefei City, Anhui Province Patentee after: CHINA RAILWAY NO.4 ENGINEERING GROUP Co.,Ltd. Patentee after: Anhui Shuzhi Construction Research Institute Co.,Ltd. Address before: Wangjiang Road in Baohe District of Hefei city of Anhui Province, No. 96 230023 Patentee before: CHINA RAILWAY NO.4 ENGINEERING GROUP Co.,Ltd. |