CN216810401U - Concrete prefabricated wall body component and template for prefabricating same - Google Patents
Concrete prefabricated wall body component and template for prefabricating same Download PDFInfo
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- CN216810401U CN216810401U CN202122767789.1U CN202122767789U CN216810401U CN 216810401 U CN216810401 U CN 216810401U CN 202122767789 U CN202122767789 U CN 202122767789U CN 216810401 U CN216810401 U CN 216810401U
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Abstract
The utility model relates to a concrete prefabricated wall member, which comprises a concrete layer and a steel wire mesh arranged in the concrete layer, wherein the steel wire mesh comprises steel wires arranged transversely and longitudinally, the position of the steel wire mesh ensures that the distance between the steel wire closest to two concrete side surfaces vertical to the thickness direction of the member and the side surface closest to the steel wire is equal, the member comprises a positioning part for positioning and fixing the transverse steel wire and the longitudinal steel wire, and the positioning part ensures that meshes of the steel wire mesh are the same in shape. The utility model solves the problem of surface cracks of the concrete prefabricated wall body component, and provides a good assembly type inner wall for subsequent high-quality coating engineering. The utility model also relates to a formwork for prefabricating the element.
Description
Technical Field
The utility model relates to a concrete prefabricated wall member and a template for prefabricating the member.
Background
Along with the improvement of the requirements of people on the indoor decoration environment, the use of building coatings for decorating the inner and outer walls of buildings is more and more extensive, and along with the increasing of the construction plastering and finishing work amount, the requirements of the engineering quality are also more and more high. The assembly type building structure can realize streamlined operation, the size and the quality of the components are easy to control, and the forming die and the template can be repeatedly used, so that the resources and the cost are saved; in addition, through on-site assembly and connection, the pollution and the damage to the surrounding building environment can be reduced, the construction period can be shortened, the degree of mechanization and industrialization construction is high, and the method is an important embodiment of the current green construction technology. Unfortunately, the fabricated construction has the following problems: the produced components can not be accurately installed on site, the size deviation is overlarge, the surface smoothness of an inner wall concrete structure formed by assembling, connecting and partial cast-in-place operation is poor, and the thickness of a plastering layer and a putty layer is not uniform when the inner wall surface smoothness is not enough in coating construction, so that the coated wall body can crack, fall off and the like.
Disclosure of Invention
The first object of the present invention is to provide an interior wall member having improved surface flatness, and the second object of the present invention further comprises providing a form for prefabricating the member.
Therefore, the concrete prefabricated wall body member comprises a concrete layer and a steel wire mesh arranged in the concrete layer, wherein the steel wire mesh comprises steel wires arranged transversely and longitudinally, the position of the steel wire mesh enables the distance between the steel wire closest to two concrete side surfaces vertical to the thickness direction of the member and the side surface closest to the steel wire to be equal, the member comprises a positioning part used for positioning and fixing the transverse steel wire and the longitudinal steel wire, and the positioning part enables meshes of the steel wire mesh to be identical in shape.
Further, the longitudinal steel wire comprises a limiting part arranged at a preset position, and the positioning part comprises a hole for the longitudinal steel wire to pass through and a groove arranged at one end of the positioning part and matched with the limiting part to fix the positioning part.
Furthermore, the positioning part comprises a clamping groove for clamping the transverse steel wire.
Furthermore, the member also comprises a cushion block connected with the end face of the steel wire, and the cushion block is embedded into the member.
Furthermore, the cushion block comprises a sleeve connected with the steel wire, a grouting opening is formed in the sleeve, the sleeve is connected with the base, and the base is suitable for being fixed with the template.
Further, a shear key is arranged on the sleeve and/or the base.
The utility model also comprises the formwork of the concrete prefabricated wall body component, which comprises a steel bottom formwork and a steel side formwork, wherein the steel side formwork is provided with reinforcing ribs, and L-shaped steel is fixed between the steel bottom formwork and the steel side formwork as well as between the steel side formwork and the steel side formwork.
Furthermore, the thin films are fixed on the steel bottom template and the steel side template.
Further, the steel bottom template and the steel side template in the thickness direction are fixed with the cushion blocks, steel wires are fixed on the cushion blocks, and the intersection points of the transverse steel wires and the longitudinal steel wires are provided with positioning portions.
Furthermore, the steel bottom template and the steel side template can be reused.
The utility model has the beneficial effects that:
the utility model discloses a concrete prefabricated wall member, which comprises a concrete layer and a steel wire mesh arranged in the concrete layer, wherein the steel wire mesh comprises steel wires arranged transversely and longitudinally, the position of the steel wire mesh ensures that the distance between the steel wire closest to two concrete side surfaces vertical to the thickness direction of the member and the side surface closest to the steel wire is equal, the member also comprises a positioning part for positioning and fixing the transverse steel wire and the longitudinal steel wire, and the mesh shapes of the steel wire mesh are the same by the positioning part. The steel wire meshes are uniformly distributed in the middle of the concrete wall body, so that the distances between the surfaces of two sides of the component and the steel wire meshes are the same, the surface flatness of the component is improved, and shrinkage cracks and temperature cracks are reduced or avoided during coating engineering.
Drawings
FIG. 1 is a schematic illustration of a steel wire mesh and positioning section embodying the present invention;
FIG. 2 is a schematic left view of a spacer;
FIG. 3 is a schematic view of the combination of the blocks with the wire mesh and the formwork;
FIG. 4 is a schematic view of a stopper portion of the longitudinal wire;
FIG. 5 is a left side view of one embodiment of a positioning portion;
FIG. 6 is a left side view of another embodiment of a positioning portion;
FIG. 7 is a top view of FIG. 5;
FIG. 8 is a schematic illustration of a template of the present invention;
fig. 9 is a component diagram.
Description of reference numerals: 1. a concrete layer; 2. steel wire mesh; 201. a mesh; 3. a side surface; 4. a positioning part; 401. an aperture; 402. a groove; 403. a card slot; 5. a limiting part; 6. cushion blocks; 601. a sleeve; 602. grouting ports; 603. a base; 604. a shear key; 7. a steel bottom template; 8. a steel side form; 9. reinforcing ribs; 10. l-shaped steel.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1 and 9, the precast concrete wall member of the present invention includes a concrete layer 1 and a steel wire mesh 2 disposed in the concrete layer 1, the steel wire mesh 2 includes steel wires disposed transversely and longitudinally, the steel wire mesh 2 is located such that distances between the steel wires closest to two concrete side surfaces 3 and the side surfaces 3 closest to the steel wires are equal, the side surfaces 3 are member surfaces perpendicular to a thickness direction of the member, the member further includes a positioning portion 4 for positioning and fixing the transverse steel wires and the longitudinal steel wires, the positioning portion 4 makes meshes 201 of the steel wire mesh 2 have the same shape, and the positioning portion 4 may be made of metal or plastic. In this embodiment, the thickness of the member is 50mm, the member is mainly used for constructing a non-bearing inner wall, and certainly can be used in other similar places, the steel wire mesh 2 is arranged on the middle surface of the member along the thickness direction, namely, the position 25mm away from the side surface, the steel wire mesh 2 comprises transverse steel wires and longitudinal steel wires, the adjacent steel wires are equal in distance, so that meshes 201 of the steel wire mesh 2 are the same in shape, the steel wire mesh 2 is balanced to form a whole with the member by consolidation of the steel wire mesh 2 and concrete, the shrinkage of the precast concrete member is reduced, the shrinkage of each position of the side surface 3 is balanced, and the surface flatness of the member is improved. In this embodiment, when the thickness of the member is increased, the steel wire mesh 2 may be provided with a plurality of layers, the position of the steel wire mesh 2 is such that the distance between the steel wire closest to the two concrete side surfaces 3 and the side surface 3 closest to the steel wire is equal, that is, the vertical distance between the steel wire of the outermost steel wire mesh 2 and the side surface 3 closest to the steel wire is equal, and it can also be considered that when the steel wire mesh 2 has a plurality of layers, the plurality of layers of steel wire meshes 2 are mirror-symmetrical about the middle plane.
In the above embodiment, referring to fig. 4, 5 and 6, the longitudinal steel wire includes the position-limiting portion 5 disposed at a predetermined position, and the positioning portion 4 includes a hole 401 for the longitudinal steel wire to pass through and a groove 402 disposed at one end of the positioning portion 4 and engaged with the position-limiting portion 5 for fixing the positioning portion 4. The location portion 4 can pass the spacing portion of top along vertical steel wire and remove to preset position and fix on the spacing portion on preset position, be equipped with a plurality of location portions 4 on the vertical steel wire, its quantity is the same with the quantity of horizontal steel wire, its position also matches with the position of horizontal steel wire, in this embodiment, spacing portion 5 can fix in advance on vertical steel wire or preforming on vertical steel wire, the location portion 4 of establishing on vertical steel wire can be used for pinpointing and fixing the spatial position of horizontal steel wire in wire net 2, prevent that horizontal steel wire from drooping because of the dead weight, avoid the unbalanced distribution of steel wire on the component plane to cause concrete layer 1 and wire net 2 interval thickness to differ.
In the above embodiment, referring to fig. 5 and 6, the positioning portion 4 includes a slot 403 into which the transverse steel wire is inserted, fig. 5 illustrates an L-shaped slot 403 engaged with the transverse steel wire, fig. 6 illustrates a circular slot 403 engaged with the transverse steel wire, the problems of displacement and inaccurate positioning may occur in the conventional welding process, and the slot 403 may replace the conventional electric welding operation to ensure that the transverse steel wire and the longitudinal steel wire are accurately positioned.
In the above embodiment, referring to fig. 1, 2 and 3, the member further includes a spacer block 6 connected to the end face of the steel wire, the spacer block 6 is embedded in the member, and the spacer block 6 is used for positioning the steel wire mesh 2 at the middle of the concrete prefabricated member and at the opposite positions of the steel wire defining the transverse direction and the longitudinal direction.
In the above embodiment, referring to fig. 2 and 3, the spacer 6 includes a sleeve 601 connected to the steel wire, the sleeve 601 is provided with a grouting port 602, the sleeve 601 is connected to a base 603, and the base 603 is adapted to be fixed to the formwork. One end of the base 603 is cylindrical and connected to the sleeve 601, and the other end of the base 603 is cross-shaped and adapted to be secured to a formwork. Because the steel wire terminal surface of wire net 2 need through fixed with the template thereby keep the position of wire net 2 in the template, consequently when the precast concrete spare is pour, wire net 2 can't pour with concrete with the fixed steel wire terminal surface of template, make the wire net 2 part of component expose outside, expose for a long time and easily produce the corrosion, influence the stability of component structure, in this embodiment, the steel wire terminal surface is connected with cushion 6, cushion 6 surface and template parallel and level, the template passes through the bolt and is connected with cushion 6, after the concrete pouring, in cushion 6 embedding component, and cushion 6 surface and component surface parallel and level, cushion 6 can be made by plastics or other non-metallic material, the problem of the corrosion that the steel wire terminal surface stretches out the component surface and bring and influence the component has been solved, simultaneously also more pleasing to the eye.
In the above embodiment, the sleeve 601 and/or the base 603 are provided with shear keys 604, and the shear keys 604 are used for preventing the cushion block 6 from being damaged and pulled out to expose the end face of the steel wire.
Referring to fig. 1 and 8, the utility model further discloses a formwork of the above-mentioned member, which comprises a steel bottom formwork 7 and a steel side formwork 8, wherein the steel bottom formwork 7 is fixed with a table top, the steel side formwork 8 is provided with a reinforcing rib 9, L-shaped steel 10 is fixed between the steel bottom formwork 7 and the steel side formwork 8, and between the steel side formwork 8 and the steel side formwork 8, the upper side of the steel bottom formwork 7 opposite to the steel side formwork can be provided with a connecting strip connected with the steel side formwork 8, the connecting strip is used for fixing a cushion block 6, and the reinforcing rib 9 is used for preventing the side surface thickness of the member from being unbalanced caused by the lateral pressure deformation of the steel side formwork 8 when concrete is poured.
In the above embodiment, a film is fixed in the inner cavity surrounded by the steel bottom template 7 and the steel side template 8. The film is used for improving the flatness of the surface of the component and facilitating the separation of the component from the template.
In the above embodiment, the cushion block 6 is fixed on the steel bottom template 7 and the steel side template 8 in the thickness direction, the steel wire is fixed on the cushion block 6, and the intersection point of the transverse steel wire and the longitudinal steel wire is provided with the positioning portion 4. The steel bottom template 7 and the steel side template 8 can be reused.
Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.
Claims (10)
1. The utility model provides a precast concrete wall body component, including concrete layer and the wire net of establishing in concrete layer in the component, the wire net is including horizontal and the vertical steel wire that sets up, its characterized in that: the steel wire mesh is positioned so that the distances between the steel wires closest to two concrete side surfaces perpendicular to the thickness direction of the member and the side surfaces closest to the steel wires are equal, the member comprises a positioning part for positioning and fixing the transverse steel wires and the longitudinal steel wires, and the positioning part enables the mesh shapes of the steel wire mesh to be the same.
2. The precast concrete wall unit according to claim 1, wherein: the positioning part comprises a hole for the longitudinal steel wire to pass through and a groove which is arranged at one end of the positioning part and matched with the limiting part to fix the positioning part.
3. A precast concrete wall element according to claim 1, characterized in that: the positioning part comprises a clamping groove for clamping the transverse steel wire.
4. A precast concrete wall element according to claim 1, characterized in that: the member further comprises a cushion block connected with the end face of the steel wire, and the cushion block is embedded into the member.
5. The precast concrete wall element according to claim 4, wherein: the cushion block comprises a sleeve connected with the steel wire, a grouting opening is formed in the sleeve, the sleeve is connected with the base, and the base is suitable for being fixed with the template.
6. The precast concrete wall element according to claim 5, wherein: and a shear key is arranged on the sleeve and/or the base.
7. A form for prefabricating the concrete prefabricated wall element of claim 6, wherein: including steel bottom form and steel side form, the steel side form is equipped with the stiffening rib, be fixed with L shape shaped steel between steel bottom form and steel side form and the steel side form.
8. The form for a precast concrete wall element according to claim 7, wherein: and films are fixed on the steel bottom template and the steel side template.
9. The form for a precast concrete wall element according to claim 7, wherein: the steel bottom template and the steel side template in the thickness direction are fixed with the cushion blocks, steel wires are fixed on the cushion blocks, and the intersection points of the transverse steel wires and the longitudinal steel wires are provided with positioning parts.
10. The form for a precast concrete wall element according to claim 7, wherein: the steel bottom template and the steel side template can be reused.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122767789.1U CN216810401U (en) | 2021-11-12 | 2021-11-12 | Concrete prefabricated wall body component and template for prefabricating same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122767789.1U CN216810401U (en) | 2021-11-12 | 2021-11-12 | Concrete prefabricated wall body component and template for prefabricating same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216810401U true CN216810401U (en) | 2022-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122767789.1U Active CN216810401U (en) | 2021-11-12 | 2021-11-12 | Concrete prefabricated wall body component and template for prefabricating same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216810401U (en) |
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2021
- 2021-11-12 CN CN202122767789.1U patent/CN216810401U/en active Active
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