A non-injection self-insulating shell mold and its construction method

Abstract

The invention relates to the field of building construction technology, and aims to solve the problems that the existing self-insulating and disassembly-free composite insulation formwork has gaps after assembly, the insulation effect is poor, the gaps need to be filled later, and the construction is cumbersome and inconvenient. A self-insulating shell formwork without pouring and a construction method thereof are provided, wherein the self-insulating shell formwork without pouring comprises a plurality of shell form units, the shell form unit comprises an inner concrete shell form and an outer concrete shell form, an insulation board is arranged between the inner concrete shell form and the outer concrete shell form, and a plurality of the shell form units are assembled end to end to form a layer of hollow column structure; an installation groove is arranged on the bottom side of the shell form unit, a pre-sealed insulation coating is embedded in the installation groove, a sealing destroying device is arranged on the top side of the shell form unit, and when the upper and lower hollow column structures are assembled, the sealing destroying device destroys the sealed insulation coating, and the insulation coating flows out to seal the upper and lower hollow column structures.

Description

Technical Field

[0001] The invention relates to the technical field of building construction, and in particular to a non-pouring self-insulating shell form and a construction method thereof. Background Art

[0002] Concrete formwork is a major breakthrough in the construction industry, gradually replacing steel formwork and wooden formwork, and becoming an indispensable material in daily construction. Compared with traditional steel formwork and wooden formwork, concrete formwork is simple to install and does not require secondary processing, which can shorten the construction period, reduce project expenses, and save money; it has high strength, good compression, bending and seismic resistance; it reduces the loss of trees and has good environmental performance.

[0003] In order to make the concrete formwork have insulation function, the prior art proposes a self-insulating, non-disassembly-required composite insulation formwork, which uses an insulation core layer together with concrete poured on the inside, a cement mortar finishing layer and a facing layer on the outside to form an insulation structure to achieve the insulation function. However, the existing self-insulating, non-disassembly-required composite insulation formwork has gaps after assembly, and the insulation effect is poor. The gaps need to be filled and the insulation material needs to be poured in later, which has the problem of complicated and inconvenient construction. Summary of the invention

[0004] The present invention aims to provide a non-pouring self-insulating shell form and a construction method thereof, so as to solve the problems that the existing self-insulating non-disassembly composite insulation formwork has gaps after assembly, the insulation effect is poor, the gaps need to be filled subsequently, and the construction is cumbersome and inconvenient.

[0005] The present invention is achieved by adopting the following technical solutions:

[0006] The present invention provides a self-insulating shell formwork without pouring, comprising a plurality of shell formwork units, wherein the shell formwork units comprise an inner concrete shell formwork and an outer concrete shell formwork, an insulation board is arranged between the inner concrete shell formwork and the outer concrete shell formwork, and the plurality of shell formwork units are assembled end to end to form a layer of hollow column structure;

[0007] A mounting groove is provided on the bottom side of the shell mold unit, in which a pre-sealed thermal insulation coating is embedded. A sealing destroying device is provided on the top side of the shell mold unit. When the upper and lower hollow column structures are assembled, the sealing destroying device destroys the sealed thermal insulation coating, and the thermal insulation coating flows out to seal the upper and lower hollow column structures.

[0008] The inner concrete shell mold, the insulation board and the outer concrete shell mold of the present invention constitute a self-insulating main body, realizing the insulation function of the concrete shell mold; the present invention splices multiple shell mold units end to end to form a layer of hollow column structure, and the interior of the hollow column structure is used for subsequent pouring of concrete; when the shell mold units are further assembled above the layer of hollow column structure, the bottom side of the upper shell mold unit is provided with an installation groove and embedded with a pre-sealed insulation coating, and the top side of the lower shell mold unit is provided with a sealing destruction device, and when the upper and lower shell mold units are assembled, the sealing destruction device destroys the sealed insulation coating, and the insulation coating flows out to seal the upper and lower hollow column structures, so that the effect of no injection is achieved under the synergistic effect, and the closure of the assembly gap is completed at the same time, so as to ensure the insulation effect of the shell mold, and there is no need to seal the gap separately later, and the construction is simple and convenient.

[0009] As the preferred technical solution:

[0010] The thermal insulation coating is sealed in a film, and the seal breaking device has a pointed head, which is used to break the film.

[0011] As the preferred technical solution:

[0012] The shell mold unit has a groove on the left side and a protrusion on the right side. The protrusion is adapted to the size of the groove. Two adjacent shell mold units are assembled together by mortise and tenon connection. The protrusion on the shell mold unit is embedded in the groove on the other shell mold unit.

[0013] As the preferred technical solution:

[0014] The protrusion adopts a quick-assembled mortise and tenon convex buckle, which is fixedly connected to the end of the shell mold unit, and a quick-assembled mortise and tenon concave buckle is installed in the groove, and the quick-assembled mortise and tenon convex buckle and the quick-assembled mortise and tenon concave buckle are correspondingly connected.

[0015] As the preferred technical solution:

[0016] The quick-assembled mortise and tenon convex buckle and the quick-assembled mortise and tenon concave buckle are metal parts.

[0017] As the preferred technical solution:

[0018] The hollow column structure is a hollow square column structure.

[0019] As the preferred technical solution:

[0020] The shell mold unit is L-shaped.

[0021] As the preferred technical solution:

[0022] The depth of the mounting groove is 30 mm.

[0023] The present invention further provides a construction method of a non-injection self-insulating shell form, comprising the following steps:

[0024] S1: Make a shell mold unit and reserve a mounting groove on its bottom side: prefabricate an inner concrete shell mold, an insulation board, and an outer concrete shell mold, and assemble the three together so that the insulation board is sandwiched between the inner concrete shell mold and the outer concrete shell mold;

[0025] S2: Assemble multiple shell mold units end to end to form a layer of hollow column structure, set a sealing breaking device on the top side of the shell mold unit of the layer of hollow column structure, continue to assemble shell mold units above the layer of hollow column structure, and embed pre-sealed thermal insulation coating in the installation groove on the bottom side of the shell mold unit. The sealing breaking device breaks the sealed thermal insulation coating, and the thermal insulation coating flows out to seal the upper and lower layers of hollow column structures;

[0026] S3: Continue to assemble to obtain at least two layers of hollow cylindrical structures.

[0027] As the preferred technical solution:

[0028] In S1, when prefabricating the shell mold unit, a groove is provided on the left side of the shell mold unit, and a protrusion is provided on the right side, and the size of the protrusion is adapted to the size of the groove;

[0029] In S2, when assembling a layer of the hollow column structure, the protrusion on the shell mold unit is embedded in the groove on another shell mold unit, and the two adjacent shell mold units are connected together by using mortise and tenon joints.

[0030] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0031] 1. The inner concrete shell mold, the insulation board and the outer concrete shell mold of the present invention constitute a self-insulating main body, realizing the insulation function of the concrete shell mold; the present invention splices a plurality of shell mold units end to end to form a layer of hollow column structure, the interior of the hollow column structure is used for subsequent pouring of concrete; further, when assembling the shell mold units above the layer of hollow column structure, the bottom side of the upper shell mold unit is provided with an installation groove and embedded with a pre-sealed insulation coating, and the top side of the lower shell mold unit is provided with a sealing destruction device, when the upper and lower shell mold units are assembled, the sealing destruction device destroys the sealed insulation coating, and the insulation coating flows out to seal the upper and lower hollow column structures, so that the effect of no injection is achieved under the synergistic effect, and the closure of the assembly gap is completed at the same time, so as to ensure the insulation effect of the shell mold, and there is no need to seal the gap separately later, so the construction is simple and convenient.

[0032] 2. The shell mold units of the present invention are assembled by mortise and tenon connection, which is convenient and quick to assemble. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1It is a schematic structural diagram of the non-infusion self-insulating shell mold described in the present invention.

[0034] Figure 2 It is a cross-sectional view of the connection between the upper and lower shell mold units.

[0035] Figure 3 Schematic diagram of the plan closed with thermal insulation coating.

[0036] Figure 4 It is a plan view of the connection surface between the upper and lower shell mold units.

[0037] Figure 5 for Figure 1 Top view of the .

[0038] Icons: 1-inner concrete shell mold, 2-insulation board, 3-quick-set mortise and tenon convex buckle, 4-quick-set mortise and tenon concave buckle, 5-outer concrete shell mold, 6-insulation coating, 7-seal breaking device. DETAILED DESCRIPTION

[0039] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0040] Example 1

[0041] like Figure 1-Figure 5 As shown, this embodiment proposes a self-insulating shell form without pouring, including multiple shell form units, the shell form unit includes an inner concrete shell form 1 and an outer concrete shell form 5, the interlayer between the inner concrete shell form 1 and the outer concrete shell form 5 is provided with an insulation board 2, and the inner concrete shell form 1, the insulation board 2 and the outer concrete shell form 5 constitute a self-insulating system. The left side of the shell form unit is provided with a groove, and the right side is provided with a protrusion, the protrusion is adapted to the size of the groove, and two adjacent shell form units are assembled together by mortise and tenon connection, and the protrusion on the shell form unit is embedded in the groove on the other shell form unit. By using the mortise and tenon connection method, multiple shell form units are assembled end to end to form a layer of hollow column structure, which is convenient and fast to assemble, and convenient for splicing different shell form units. In this embodiment, the shell form unit is L-shaped, and four shell form units form a layer of hollow square column structure. The protrusion adopts a quick-assembled mortise and tenon convex buckle 3, and the quick-assembled mortise and tenon convex buckle 3 is fixedly connected to the end of the shell mold unit. A quick-assembled mortise and tenon concave buckle 4 is installed in the groove. The quick-assembled mortise and tenon convex buckle 3 and the quick-assembled mortise and tenon concave buckle 4 are correspondingly connected, and the quick-assembled mortise and tenon convex buckle 3 and the quick-assembled mortise and tenon concave buckle 4 are metal parts.

[0042] The bottom side of the shell mold unit is provided with a mounting groove. In the present embodiment, the depth of the mounting groove is 30 mm. A pre-sealed thermal insulation coating 6 is embedded in the mounting groove. The thermal insulation coating 6 is sealed in a film. A sealing destroying device 7 is provided on the top side of the shell mold unit. The sealing destroying device 7 is in the shape of a nail. The sealing destroying device 7 has a pointed head. The pointed head is used to destroy the film. The film can be a plastic film. When the upper and lower layers of the hollow cylindrical structure are assembled, the sealing destroying device 7 destroys the sealed thermal insulation coating 6. The thermal insulation coating 6 flows out to fill the gap between different shell mold units, and the upper and lower layers of the hollow cylindrical structure are sealed to form a fully enclosed thermal insulation system. Preferably, the sealing destroying device 7 is made of the same material as the shell mold unit. A part of the shell mold unit can be made into a nail shape to form the sealing destroying device 7, which is used to destroy the film.

[0043] The construction method of the above-mentioned non-injection self-insulating shell mold comprises the following steps:

[0044] S1: Make a shell mold unit and reserve a mounting groove on its bottom side: prefabricate an inner concrete shell mold 1, an insulation board 2, and an outer concrete shell mold 5, and assemble the three together so that the insulation board 2 is sandwiched between the inner concrete shell mold 1 and the outer concrete shell mold 5;

[0045] A groove is provided on the left side of the shell mold unit, and a protrusion is provided on the right side, and the size of the protrusion is matched with the size of the groove;

[0046] S2: Assemble multiple shell mold units end to end to form a layer of hollow column structure. During assembly, the protrusion on the shell mold unit is embedded in the groove on another shell mold unit, and the two adjacent shell mold units are connected together by mortise and tenon joints;

[0047] A sealing breaking device 7 is arranged on the top side of the shell mold unit of the hollow column structure of the layer, and the shell mold unit is continuously assembled on the top of the hollow column structure of the layer. A pre-sealed thermal insulation coating 6 is embedded in the installation groove on the bottom side of the shell mold unit. The sealing breaking device 7 breaks the sealed thermal insulation coating 6, and the thermal insulation coating 6 flows out to seal the upper and lower hollow column structures.

[0048] S3: Continue to assemble to obtain at least two layers of hollow column structures. During assembly, the joints of the upper and lower layers of shell mold units are staggered.

[0049] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A self-insulating shell mold without infusion, characterized in that: It comprises a plurality of shell mold units, wherein the shell mold units comprise an inner concrete shell mold and an outer concrete shell mold, an insulation board is arranged between the inner concrete shell mold and the outer concrete shell mold, and the plurality of shell mold units are connected end to end and assembled to form a layer of hollow column structure; The bottom side of the shell mold unit is provided with an installation groove, in which a pre-sealed thermal insulation coating is embedded, and the top side of the shell mold unit is provided with a sealing breaking device, when the upper and lower layers of the hollow cylindrical structure are assembled, the sealing breaking device breaks the sealed thermal insulation coating, and the thermal insulation coating flows out to seal between the upper and lower layers of the hollow cylindrical structure; The thermal insulation coating is sealed in a film, and the seal breaking device has a pointed head, which is used to break the film; The shell mold unit has a groove on the left side and a protrusion on the right side. The protrusion is adapted to the size of the groove. Two adjacent shell mold units are assembled together by mortise and tenon connection. The protrusion on the shell mold unit is embedded in the groove on the other shell mold unit.

2. The non-injection self-insulating shell mold according to claim 1, characterized in that: The protrusion adopts a quick-assembled mortise and tenon convex buckle, which is fixedly connected to the end of the shell mold unit, and a quick-assembled mortise and tenon concave buckle is installed in the groove, and the quick-assembled mortise and tenon convex buckle and the quick-assembled mortise and tenon concave buckle are correspondingly connected.

3. The non-injection self-insulating shell mold according to claim 2 is characterized in that: The quick-assembled mortise and tenon convex buckle and the quick-assembled mortise and tenon concave buckle are metal parts.

4. The non-injection self-insulating shell mold according to claim 1 is characterized in that: The hollow column structure is a hollow square column structure.

5. The non-injection self-insulating shell mold according to claim 4 is characterized in that: The shell mold unit is L-shaped.

6. The non-injection self-insulating shell mold according to claim 1, characterized in that: The depth of the mounting groove is 30 mm.

7. The construction method of the non-injection self-insulating shell form according to any one of claims 1 to 6, characterized in that: The following steps are involved: S1: Make a shell mold unit and reserve a mounting groove on its bottom side: prefabricate an inner concrete shell mold, an insulation board, and an outer concrete shell mold, and assemble the three together so that the insulation board is sandwiched between the inner concrete shell mold and the outer concrete shell mold; S2: Assemble multiple shell mold units end to end to form a layer of hollow column structure, set a sealing breaking device on the top side of the shell mold unit of the layer of hollow column structure, continue to assemble shell mold units above the layer of hollow column structure, and embed pre-sealed thermal insulation coating in the installation groove on the bottom side of the shell mold unit. The sealing breaking device breaks the sealed thermal insulation coating, and the thermal insulation coating flows out to seal the upper and lower layers of hollow column structures; S3: Continue to assemble to obtain at least two layers of hollow cylindrical structures.

8. The construction method of the non-injection self-insulating shell form according to claim 7 is characterized in that: In S1, when prefabricating the shell mold unit, a groove is provided on the left side of the shell mold unit, and a protrusion is provided on the right side, and the size of the protrusion is adapted to the size of the groove; In S2, when assembling a layer of the hollow column structure, the protrusion on the shell mold unit is embedded in the groove on another shell mold unit, and the two adjacent shell mold units are connected together by using mortise and tenon joints.

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