Rib structure double-layer plastic formwork

Abstract

The utility model relates to a double-layer plastic template with a rib structure. The double-layer plastic template comprises a double-layer PVC (polyvinyl chloride) plate, wherein C-shaped steel is longitudinally arranged on two sides of the double-layer PVC plate respectively; a plurality of bolt holes are formed in the two side faces of each double-layer PVC plate and used for connecting every two adjacent double-layer plastic formworks together through bolts. According to the double-layer plastic formwork with the rib structure, the C-shaped steel is arranged on the two sides of the double-layer PVC plate, the longitudinal bearing capacity is increased, and the vertical perpendicularity is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of structure template in the building industry, especially relates to a rib structure double -layer plastic template. BACKGROUND

[0002] At present, most of the structure templates used in the traditional building industry adopt wood templates and aluminum templates, but both of them have many defects. The service life of a single wood template is normally 4-5 times of turnover, and the finished product effect of the structural surface is not easy to control, the flatness and perpendicularity are poor, and a large amount of wood resources needs to be consumed in manufacturing. The single wood template needs to be reinforced by increasing wood bars in the horizontal and vertical directions, and the construction process is relatively complex and time-consuming. Although the aluminum template can be used for a high number of times, the manufacturing cost is relatively high, which is 900-1200 yuan / m2. The aluminum template is relatively heavy, the on-site installation requires a high technical level of workers, the size of the aluminum template is fixed, the on-site operation is not flexible, and the aluminum template needs to be reprocessed after the on-site change. SUMMARY

[0003] The utility model solves the technical problems in the prior art in the aspect that the utility model provides a rib structure double -layer plastic template.

[0004] The utility model is realized through the following technical schemes:

[0005] A rib structure double -layer plastic template, the double -layer plastic template includes double -layer pvc board, C type steel is arranged on both sides of the double -layer pvc board respectively in the longitudinal direction, a plurality of bolt holes are formed in the two side faces of the double -layer pvc board, and adjacent two double -layer plastic templates are connected together through the bolt.

[0006] Further, the two side faces of the double -layer pvc board form a concave groove, and a plurality of bolt holes are formed in the concave groove.

[0007] Further, the concave grooves of adjacent two double -layer plastic templates are butted, and a connecting frame with a rectangular cross section is formed through the bolt.

[0008] Further, the double -layer pvc board includes two pvc boards arranged in parallel, and a plurality of ribs are arranged between the two pvc boards.

[0009] Further, the two pvc boards and the ribs are integrally formed.

[0010] Further, a plurality of ribs are arranged in the longitudinal direction between the two pvc boards in parallel, and adjacent two ribs and the two pvc boards form a cavity with a rectangular cross section.

[0011] Further, the rib structure double-layer plastic template, the C-shaped steel is arranged in the two cavities of the outermost double-layer plastic template, the bottom surface of the C-shaped steel overlaps with the outermost rib, and the two side surfaces of the C-shaped steel overlap with the two PVC plates in the cavities.

[0012] Further, the rib structure double-layer plastic template, at least one side of the overlapping surface between the two side surfaces of the C-shaped steel and the two PVC plates in the cavities is provided with an operation hole corresponding to the bolt hole.

[0013] Further, the rib structure double-layer plastic template, the outermost rib forms a concave groove outward, and the bolt holes are arranged in the concave groove.

[0014] Further, the rib structure double-layer plastic template, an epoxy adhesive layer is arranged between the bottom surface of the C-shaped steel and the outermost rib and between the two side surfaces of the C-shaped steel and the two PVC plates in the cavities.

[0015] The rib structure double-layer plastic template has the advantages and effects that:

[0016] 1. The rib structure double-layer plastic template is provided with C-shaped steels on the two sides of the double-layer PVC plates, so that the overall strength and longitudinal bearing capacity are increased, and the vertical perpendicularity is ensured.

[0017] 2. The rib structure double-layer plastic template is provided with a plurality of ribs longitudinally arranged between the two PVC plates, so that the use strength of the template is ensured, the longitudinal bearing capacity is increased, the template has good plastic deformation in the transverse direction, the template can be bent into an arc form according to requirements, and the hollow structure reduces the weight of the template, facilitates the installation and operation of workers, and the circulation frequency of a single template can reach 12-13 times.

[0018] 3. The rib structure double-layer plastic template has a concave groove on the side surface, when two adjacent double-layer plastic templates are connected, the two concave grooves are butted and connected through bolts, so that the interface is tightly combined, and the template is convenient to disassemble. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The structure schematic view of the rib structure double-layer plastic template is shown.

[0020] Figure 2 The split view of the rib structure double-layer plastic template is shown.

[0021] Figure 3 The top view of the rib structure double-layer plastic template is shown. Figure 1 ​

[0022] Figure 4 Show Figure 1 Enlarged view of the side section;

[0023] Figure 5 Show Figure 3 Enlarged view of part of the image;

[0024] Figure 6 A schematic diagram showing the connection of two adjacent rib structures with double-layer plastic templates is provided.

[0025] Figure 7 Show Figure 6 Enlarged view of the top section.

[0026] Explanation of reference numerals in the attached drawings: 10-Double-layer plastic template, 1-Double-layer PVC board, 11-PVC board, 12-Rib, 13-Concave groove, 14-Cavity, 15-Operating hole, 2-C-shaped steel, 3-Bolt hole, 4-Bolt, 5-Connecting frame. Detailed Implementation

[0027] To make the objectives, technical solutions, and advantages of this utility model clearer, the technical solutions of the embodiments of this utility model will be described in more detail below with reference to the accompanying drawings. The described embodiments are only some, not all, of the embodiments of this utility model. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain this utility model, and should not be construed as limiting this utility model. All other embodiments obtained by those skilled in the art based on the embodiments of this utility model without creative effort are within the scope of protection of this utility model. The embodiments of this utility model will be described in detail below with reference to the accompanying drawings:

[0028] In the description of this utility model, it should be understood that, unless otherwise stated, "a plurality of" means two or more; the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation on the scope of protection of this utility model. In the description of this utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "installed," "connected," and "joined" should be interpreted broadly. For example, it can refer to a fixed connection, a detachable connection, or an integral connection; it can refer to a direct connection or an indirect connection through an intermediate medium. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0029] Figure 1 、 2 A structure diagram of a rib structure double-layer plastic formwork is shown. The rib structure double-layer plastic formwork comprises a double-layer PVC plate 1 and two C-shaped steels 2 longitudinally arranged on both sides of the double-layer PVC plate 1. The C-shaped steel increases the longitudinal bearing capacity of the double-layer PVC plate and ensures the verticality of the double-layer PVC plate. Figure 3 As shown in the figure, the double-layer PVC plate 1 comprises two PVC plates 11 arranged in parallel, and a plurality of ribs 12 arranged between the two PVC plates 11. The plurality of ribs 12 can be arranged in an alternating manner or in an orderly manner to increase the strength of the double-layer PVC plate. Preferably, the plurality of ribs 12 are longitudinally arranged in parallel between the two PVC plates 11, and the adjacent two ribs 12 and the two PVC plates 11 form a cavity 14 with a rectangular cross section. Each double-layer PVC plate has a plurality of cavities 14 arranged in a straight line, which reduces the overall weight of the rib structure double-layer plastic formwork, and the plurality of ribs 12 arranged longitudinally in parallel increases the longitudinal bearing capacity of the double-layer PVC plate. The two PVC plates 11 and the plurality of ribs 12 are integrally formed of the same material, which can ensure the smoothness of the cement product surface. The plastic material has high durability and is easy to recycle. The recycling efficiency of the old formwork can reach 75%, which can realize the recycling of materials, save energy and protect the environment. The rib structure double-layer plastic formwork is formed by an extruding machine at one time, and the weight of the rib structure double-layer plastic formwork is controlled within the operating range of a single person.

[0030] As shown in the figure, Figure 4 A plurality of bolt holes 3 are formed on the two side surfaces of the double-layer PVC plate 1, which are used to connect two adjacent double-layer plastic formworks 10 together by bolts 4. In an embodiment, the two side surfaces of the double-layer PVC plate 1 are the two outermost ribs arranged longitudinally in parallel between the two PVC plates. As shown in the figure, Figure 3 、 5 The two outermost cavities 14 of the double-layer plastic formwork 10 are provided with C-shaped steels 2. The C-shaped steel 2 comprises two side surfaces and a bottom surface connecting the same side surfaces of the two side surfaces, and the two outermost ribs, the two ribs adjacent to the two outermost ribs and the two PVC plates 11 arranged in parallel form the two outermost cavities 14. The bottom surface of the C-shaped steel 2 overlaps with the outermost rib 12, and the two side surfaces of the C-shaped steel 2 overlap with the two PVC plates 11 in the cavity 14. An epoxy adhesive layer 6 is arranged between the bottom surface of the C-shaped steel 2 and the outermost rib 12, and between the two side surfaces of the C-shaped steel 2 and the two PVC plates 11 in the cavity 14. The epoxy adhesive layer 6 can be arranged only at the upper and lower ends of the cavity. Specifically, the two outermost cavities are reserved with spaces, the corresponding size C-shaped steel is inserted, and the upper and lower ends of the cavity are reserved with 10mm to fix the C-shaped steel by epoxy adhesive. A plurality of bolt holes 3 are formed through the overlapping surfaces of the bottom surface of the C-shaped steel 2 and the outermost rib 12, and the setting of the reinforced end of the C-shaped steel strengthens the connection between the two double-layer plastic formworks, which is convenient for installation and modification. As shown in the figure, Figure 6As shown, at least one of the two sides of the C-shaped steel 2 is provided with an operation hole 15 corresponding to the bolt hole 3 through the overlapping part of the two PVC plates 11 in the cavity 14, reserving the operation space of the connecting bolt, facilitating the operation of the bolt connection.

[0031] As shown, Figure 3 As shown, the two sides of the double-layer PVC plate 1 are provided with a concave groove 13, and a plurality of bolt holes 3 are arranged in the concave groove 13. Figure 7 As shown, when the two adjacent double-layer plastic formworks 10 are connected, the concave grooves 13 of the two adjacent double-layer plastic formworks 10 are butted, and the two adjacent double-layer plastic formworks 10 are connected through the bolt 4 to form a connecting frame 5 with a rectangular cross section, so that the interface is tightly combined and is convenient to disassemble. In an embodiment, the two sides of the double-layer PVC plate 1 are two outermost ribs among a plurality of ribs arranged in parallel and longitudinally between the two PVC plates. Specifically, the ribs on the two sides of the two PVC plates are the outermost ribs, the two outermost ribs are sealed on the two sides of the two PVC plates, the thickness of the outermost ribs is greater than that of the other ribs (the ribs between the two outermost ribs), and the concave groove 13 is arranged on the outer side of the outermost rib 12.

[0032] The above embodiments are only used to illustrate the technical solutions of the present application, and are not used to limit the implementation range of the present application. Any equivalent changes and modifications made within the protection scope of the present application should be considered to fall within the protection scope of the present application.

Claims

1. A ribbed double-layered plastic formwork characterized by, The double-layer plastic template comprises a double-layer PVC plate (1), C-shaped steel (2) is arranged on both sides of the double-layer PVC plate (1) longitudinally, and a plurality of bolt holes (3) are formed in the two side surfaces of the double-layer PVC plate (1) for connecting two adjacent double-layer plastic templates (10) together through bolts (4).

2. A ribbed twin-sheet plastic form according to claim 1, wherein The two side surfaces of the double-layer PVC plate (1) are formed with concave grooves (13), and the plurality of bolt holes (3) are formed in the concave grooves (13).

3. A ribbed twin-sheet plastic form according to claim 2, wherein, The concave grooves (13) of two adjacent double-layer plastic templates (10) are butted and connected through the bolts (4) to form a connecting frame (5) with a rectangular cross section.

4. The ribbed structure bi-layered plastic formwork according to claim 1, wherein, The double-layer PVC plate (1) comprises two PVC plates (11) arranged in parallel, and a plurality of ribs (12) are arranged between the two PVC plates (11).

5. A ribbed twin-sheet plastic panel according to claim 4, wherein The two PVC plates (11) and the plurality of ribs (12) are integrally formed.

6. A ribbed twin-sheet plastic panel according to claim 4, wherein The plurality of ribs (12) are arranged longitudinally between the two PVC plates (11) in parallel, and two adjacent ribs (12) and the two PVC plates (11) form a cavity (14) with a rectangular cross section.

7. A ribbed twin-sheet plastic panel according to claim 6, wherein The C-shaped steel (2) is arranged in the two cavities (14) at the outermost sides of the double-layer plastic template (10), the bottom surface of the C-shaped steel (2) overlaps the outermost rib (12), and the two side surfaces of the C-shaped steel (2) overlap the two PVC plates (11) in the cavities (14); a plurality of bolt holes (3) are formed in the overlapping surface of the bottom surface of the C-shaped steel (2) and the outermost rib (12).

8. A ribbed twin-sheet plastic panel according to claim 7, wherein At least one side of the overlapping surface of the two side surfaces of the C-shaped steel (2) and the two PVC plates (11) in the cavities (14) is formed with an operation hole (15) corresponding to the bolt hole (3).

9. The ribbed structure bi-layered plastic formwork according to claim 7, wherein, The outermost rib (12) is formed with a concave groove (13) outwardly, and a plurality of bolt holes (3) are formed in the concave groove (13).

10. The ribbed structure bi-layered plastic formwork according to claim 7, wherein, An epoxy adhesive layer (6) is arranged between the bottom surface of the C-shaped steel (2) and the outermost rib (12), and between the two side surfaces of the C-shaped steel (2) and the two PVC plates (11) in the cavities (14).

Images