CN216609426U - Long wire bench formwork for double-sided prestressed reinforced concrete hollow slab - Google Patents
Long wire bench formwork for double-sided prestressed reinforced concrete hollow slab Download PDFInfo
- Publication number
- CN216609426U CN216609426U CN202123121724.6U CN202123121724U CN216609426U CN 216609426 U CN216609426 U CN 216609426U CN 202123121724 U CN202123121724 U CN 202123121724U CN 216609426 U CN216609426 U CN 216609426U
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- China
- Prior art keywords
- double
- sided
- end plate
- reinforced concrete
- concrete hollow
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 29
- 238000009415 formwork Methods 0.000 title claims abstract description 25
- 238000000465 moulding Methods 0.000 claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000002787 reinforcement Effects 0.000 description 16
- 239000004567 concrete Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011513 prestressed concrete Substances 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The utility model relates to a long wire bench formwork for manufacturing a hollow slab, in particular to a prestressed reinforced concrete hollow slab long wire bench formwork which occupies less space. The long wire bench formwork of the double-sided prestressed reinforced concrete hollow slab comprises a double-sided tire formwork and an end plate; the double-sided forming die is of a vertical structure, and the side surface of the double-sided forming die is used for forming the side surface of the prestressed reinforced concrete hollow slab; the end plate comprises an end plate body and lug plates, the side face of the end plate body is matched with the end face of the double-faced molding die in the length direction, the lug plates are located on two sides of the end plate body, a plurality of through holes are formed in the lug plates, and the axial direction of each through hole is consistent with the length direction of the double-faced molding die and used for penetrating through prestressed steel bars. The utility model has the following advantages: only one group of products can be produced on one production line, two groups of products are produced, the space occupied by the long-line bench formwork is greatly saved, and the working efficiency can be improved by 4 times in the same maintenance period and the original factory area; meanwhile, the labor cost is greatly saved.
Description
Technical Field
The utility model relates to a long line bench formwork for manufacturing a hollow slab, in particular to a prestressed reinforced concrete hollow slab long line bench formwork which occupies less space.
Background
The conventional long-line platform is horizontal, only one group of products can be produced, the occupied area is large, the occupied time period is long, the production efficiency is seriously influenced, and the upper bottom surface of the poured product is rough.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the prior art and provides a double-sided prestressed reinforced concrete hollow slab long-line bench formwork, which can save the occupied space of the bench formwork, improve the working efficiency and save the labor cost.
In order to achieve the purpose, the utility model adopts the following technical scheme: the double-sided prestressed reinforced concrete hollow slab long line bench formwork comprises a double-sided tire formwork and an end plate; the double-sided forming die is of a vertical structure, and the side surface of the double-sided forming die is used for forming the side surface of the prestressed reinforced concrete hollow slab; the end plate comprises an end plate body and lug plates, the side face of the end plate body is matched with the end face of the double-faced molding die in the length direction, the lug plates are located on two sides of the end plate body, a plurality of through holes are formed in the lug plates, and the axial direction of each through hole is consistent with the length direction of the double-faced molding die and used for penetrating through prestressed steel bars.
Preferably, the double-sided tire mold is of an inverted T-shaped structure, and the upper surface of the bottom of the double-sided tire mold is used for forming the bottom surface of the hollow slab.
Preferably, the double-sided tire mold is made of reinforced prestressed concrete.
Preferably, the height of the end plate is greater than or equal to the height of the double-sided tire mold.
Preferably, the through holes are uniformly arranged along the height direction of the end plate.
Preferably, the end plate body and the ear plate are integrally formed, and the side surfaces thereof are located on the same plane.
The use method of the vertical double-sided prestressed reinforced concrete hollow slab long line bench formwork comprises the following steps:
(1) the prestressed steel bars are arranged in the end plate through holes at the two ends of the double-sided forming die in a penetrating manner, so that the prestressed steel bars are distributed on the two side surfaces of the double-sided forming die;
(2) the mounting template is used for forming the side surface of the hollow plate;
(3) pouring concrete between the template and the side surface of the double-faced tire mold, and maintaining after pouring is finished;
(4) and taking down the template, and taking out the finished precast slab to obtain the prestressed reinforced concrete hollow slab.
The working principle is as follows: the double-sided tire mold adopts an inverted T-shaped structure, so that the bottom is more stable and can prevent overturning; the double-sided tire mold is made of prestressed reinforced concrete, and expansion cracks caused by the influence of temperature on the double-sided tire mold are prevented through prestress; the two sides of the end plate, which are fixed at the ends of the double-sided tire mold, are provided with holes for penetrating prestressed steel bars in the holes of the opposite end plate, and two groups of prestressed steel bars can be respectively fixed at the two sides of the double-sided tire mold.
Compared with the prior art, the utility model has the following advantages: only one group of products can be produced on one production line, two groups of products are produced, the space occupied by the long-line bench formwork is greatly saved, and the working efficiency can be improved by 4 times in the same maintenance period and the original factory area; meanwhile, the labor cost is greatly saved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of reinforcing bars of a double-faced tire mold (before concrete is poured) in the embodiment of the utility model;
FIG. 3 is a side view of FIG. 2;
FIG. 4 is a schematic view of an end plate according to an embodiment of the present invention;
FIG. 5 is a schematic structural view after the pre-stressed steel bars are inserted;
FIG. 6 is a schematic structural view of the template after installation according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram (after the formwork is removed) of the prestressed reinforced concrete hollow slab after the pouring of the prestressed reinforced concrete hollow slab is completed according to the embodiment of the utility model;
FIG. 8 is a side view of FIG. 7;
FIGS. 1-8, 1, double-sided tire mold; 1-1, prestressed reinforcement; 1-2, constructing a steel bar; 2. an end plate; 2-1, an end plate body; 2-2, ear plates; 2-3, wing plates; 2-4, through holes; 3. prestressed reinforced concrete hollow slabs; 3-1, prestressed reinforcement; 4. and (5) template.
Detailed Description
It should be noted that, in the present embodiment, the terms "left", "right", "top", "bottom", etc. are described according to the drawings, and do not limit the present invention.
The utility model is described in further detail below with reference to the accompanying figures 1-8: the double-sided prestressed reinforced concrete hollow slab long line bench formwork comprises a double-sided tire formwork 1 and an end plate 2; as shown in fig. 1, the double-sided forming die 1 is an inverted T-shaped vertical structure, has a stable structure and is not easy to overturn, the side surface thereof is used for molding the side surface of the prestressed reinforced concrete hollow slab 3, and the bottom surface thereof is used for molding the bottom surface of the prestressed reinforced concrete hollow slab 3; the side surface of the end plate 2 is matched with the end surface of the double-faced molding bed 1 in the length direction, namely, the side surface of the end plate 2 is tightly attached to the left end surface or the right end surface of the double-faced molding bed.
In the present embodiment, the double-sided tire mold 1 is made of reinforced prestressed concrete, and the double-sided tire mold is prevented from expansion and contraction cracks due to the influence of temperature by prestressing. As shown in fig. 2-3, the internal reinforcement structure is an inverted T-shaped structure, and includes a bottom horizontal reinforcement and a vertical reinforcement, and the vertical reinforcement includes a prestressed reinforcement 1-1 and a structural reinforcement 1-2, wherein the prestressed reinforcement 1-1 is located in the axial direction of the double-sided tire mold 1, and the structural reinforcement 1-2 is arranged on both sides of the prestressed reinforcement, thereby forming the reinforcement cage inside the double-sided tire mold 1.
In the present embodiment, the specific structure of the end plate 2 is: the end plate 2 comprises an end plate body 2-1, lug plates 2-2, wing plates 2-3 and through holes 2-4, the side faces of the end plate body 2-1 are matched with the end faces of the double-faced forming die 1 in the length direction, the lug plates 2-2 are located on two sides of the end plate body 2-1 and are integrally formed, a plurality of through holes 2-4 are formed in the lug plates 2-2, the axial direction of the through holes 2-4 is consistent with the length direction of the double-faced forming die 1, and the through holes are uniformly distributed in the height direction of the end plate 2 and are used for penetrating through prestressed reinforcements 3-1.
The use method of the vertical double-sided prestressed reinforced concrete hollow slab long line bench formwork comprises the following steps:
(1) placing two end plates 2 at two ends of a double-sided tire mold 1 respectively, and tightly attaching the end plate bodies 2-1 to the end surfaces of the double-sided tire mold 1; the prestressed reinforcements 3-1 are penetrated in the through holes of the opposite end plates, so that the prestressed reinforcements are distributed on two side surfaces of the double-sided tire mold 1, as shown in fig. 5;
(2) installing a plurality of templates 4 on two side surfaces of the double-sided tire mold 1 for molding the side surfaces of the prestressed reinforced concrete hollow slab 3, as shown in fig. 6;
(3) pouring concrete between the template 4 and the side surface of the double-faced tire mold 1, and maintaining after pouring is finished;
(4) and taking down the template 4, and taking out the finished precast slab to obtain the prestressed reinforced concrete hollow slab, as shown in figures 7-8.
The above examples are merely preferred embodiments of the present invention and are not to be construed as limiting the utility model. The double-sided tire mold 1 can be structurally set according to needs, and can be of an integrated structure or a split structure; the end plate 2 only needs to meet the requirements of limiting and penetrating the prestressed reinforcement. Any extensions, variations, equivalents and the like of those skilled in the art without departing from the principle of the present invention shall be included in the protection scope of the present invention.
Claims (6)
1. The long-line bench formwork for double-sided prestressed reinforced concrete hollow slabs is characterized in that: comprises a double-sided tire mold and an end plate; the double-sided forming die is of a vertical structure, and the side surface of the double-sided forming die is used for forming the side surface of the prestressed reinforced concrete hollow slab; the end plate comprises an end plate body and lug plates, the side face of the end plate body is matched with the end face of the double-faced molding die in the length direction, the lug plates are located on two sides of the end plate body, a plurality of through holes are formed in the lug plates, and the axial direction of each through hole is consistent with the length direction of the double-faced molding die and used for penetrating through prestressed steel bars.
2. The long-line bench formwork for double-sided prestressed reinforced concrete hollow slabs according to claim 1, wherein: the double-sided tire mold is of an inverted T-shaped structure, and the upper surface of the bottom of the double-sided tire mold is used for forming the bottom surface of the hollow slab.
3. The long-line bench formwork for double-sided prestressed reinforced concrete hollow slabs according to claim 1, wherein: the double-sided tire mold is made of prestressed reinforced concrete.
4. The long-line bench formwork for double-sided prestressed reinforced concrete hollow slabs according to any one of claims 1 to 3, wherein: the height of the end plate is greater than or equal to that of the double-sided tire mold.
5. The long-line bench formwork for double-sided prestressed reinforced concrete hollow slabs according to claim 1, wherein: the through holes are uniformly distributed along the height direction of the end plate.
6. The long-line bench formwork for double-sided prestressed reinforced concrete hollow slabs according to claim 1, wherein: the end plate body and the lug plate are integrally formed, and the side surfaces of the end plate body and the lug plate are positioned on the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123121724.6U CN216609426U (en) | 2021-12-14 | 2021-12-14 | Long wire bench formwork for double-sided prestressed reinforced concrete hollow slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123121724.6U CN216609426U (en) | 2021-12-14 | 2021-12-14 | Long wire bench formwork for double-sided prestressed reinforced concrete hollow slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216609426U true CN216609426U (en) | 2022-05-27 |
Family
ID=81703821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123121724.6U Expired - Fee Related CN216609426U (en) | 2021-12-14 | 2021-12-14 | Long wire bench formwork for double-sided prestressed reinforced concrete hollow slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216609426U (en) |
-
2021
- 2021-12-14 CN CN202123121724.6U patent/CN216609426U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220527 |