CN211735409U - Multifunctional assembled template for field maintenance of large-volume marine concrete - Google Patents
Multifunctional assembled template for field maintenance of large-volume marine concrete Download PDFInfo
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- CN211735409U CN211735409U CN201922354343.9U CN201922354343U CN211735409U CN 211735409 U CN211735409 U CN 211735409U CN 201922354343 U CN201922354343 U CN 201922354343U CN 211735409 U CN211735409 U CN 211735409U
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Abstract
The utility model belongs to a multi-functional assembled template that is used for marine industry bulky concrete site maintenance in concrete maintenance field, technical scheme is: the integral template comprises an integral framework, a plurality of sun-proof heat-insulating layers and a water-retaining breathable layer, wherein the integral framework is formed by splicing a plurality of light steel frameworks from top to bottom and from left to right; the sun-proof heat insulation layers are respectively arranged on the front plate surfaces of the corresponding light steel frameworks and are spliced and distributed in front of the whole integral framework; the water-retention breathable layer is integrally adhered to the rear plate surface of the light steel framework and is fully distributed on the rear surface of the whole integral framework; and the rear side of the water-retention breathable layer is concrete to be maintained. The structure is assembled, and the use is convenient, flexible and strong in adaptability; the sun-proof and heat-insulating performance is excellent; has the functions of water retention maintenance and ventilation maintenance of the vertical surface.
Description
Technical Field
The utility model relates to a concrete maintenance field, concretely relates to a template that is used for marine industry bulky concrete site maintenance.
Background
In recent years, civil engineering construction business in China is vigorously developed, and concrete is widely applied to various engineering structures. For marine concrete, prefabricated structures are generally used for the conditioning. However, for structures without prefabrication conditions, adverse factors such as large day and night temperature difference, large sunlight evaporation capacity, salt spray corrosion, limited maintenance site, inconvenient maintenance and the like exist in on-site concrete maintenance under ocean conditions.
In practical situations, the requirement on the rigidity of the formwork is high in the process of curing the mass concrete, so that only steel formworks can be adopted generally. The common steel template has extremely fast temperature rise under the condition of no shielding marine sunshine and does not have the heat preservation function. The actual engineering is that the temperature control situation often exceeds the specification requirement. If internal structural cracks occur once, the cracks are fatal defects of structural quality. Secondly, because the curing area is large, when the sealing material is used as a template, the appearance of the concrete often has the problems of air hole quality such as 'honeycomb' and 'pitted surface'. Finally, the general curing process can only adopt water storage curing on the concrete surface, and cannot carry out wetting curing on the whole.
SUMMERY OF THE UTILITY MODEL
In view of the defects of the prior art, the utility model provides a multifunctional assembled template for the on-site maintenance of large-volume concrete in the maritime work, which is structurally assembled, convenient and flexible to use and strong in adaptability; the sun-proof and heat-insulating performance is excellent; has the functions of water retention maintenance and ventilation maintenance of the vertical surface.
The technical scheme of the utility model is that: a multifunctional assembled template for on-site maintenance of large-volume marine concrete comprises an integral framework, a plurality of sun-proof heat-insulating layers and a water-retaining breathable layer, wherein the integral framework is formed by splicing a plurality of light steel frameworks from top to bottom and from left to right; the plurality of sun-proof heat insulation layers are respectively arranged on the front plate surfaces of the corresponding light steel frameworks and are spliced and distributed in front of the whole integral framework; the water-retention breathable layer is integrally adhered to the rear plate surface of the light steel framework and is fully distributed on the rear surface of the whole integral framework; the rear side of the water-retention and air-permeable layer is the concrete to be maintained.
Based on the technical characteristics: the middle point of each side of the front plate surface of the light steel framework is provided with a plurality of anchor ropes embedded in the layer body of the ear plate sun-proof heat-insulating layer protruding outwards towards the sun-proof heat-insulating layer, and the rope ends of the anchor ropes penetrate out of the sun-proof heat-insulating layer and are connected to the ear plates.
Based on the technical characteristics: the layer body of the sun-proof heat insulation layer consists of a light heat insulation board and an outer layer of sun-proof paint.
Based on the technical characteristics: the water-retaining breathable layer is of a three-layer composite structure, the waterproof breathable layer is adhered to the light steel framework, the middle layer is a water-retaining layer, a water delivery network is embedded in the water-retaining layer, and the outer layer is a water-permeable surface layer.
Based on the technical characteristics: the waterproof breathable layer is made of polytetrafluoroethylene materials.
Based on the technical characteristics: the water-retaining layer is made of starch-based, fiber-based or resin-based polymer material.
Based on the technical characteristics: the permeable surface layer is a woven cloth or an open pore resin plate.
Based on the technical characteristics: the light steel framework is of a hollow box structure, four thick side faces are all hollowed out, the front plate face is comprehensive, and the rear plate face is a net face.
Based on the technical characteristics: the individual mesh size of the mesh surface is no more than 5cm x 5 cm.
Based on the technical characteristics: vertical connecting pieces are arranged on the upper and lower thick side surfaces of the light steel framework; lateral connecting pieces are arranged on the left plate thickness side and the right plate thickness side of the light steel frameworks and are used for assembling the adjacent light steel frameworks to form an integral framework.
As mentioned above, the utility model discloses a template has following beneficial effect:
the structure 1 is prefabricated according to concrete size piecemeal, and each light steel skeleton of field assembly, it is nimble convenient to use, and to various body type concrete strong adaptability.
2, the heat-preservation sun-proof layer is arranged, so that the overlarge temperature rise caused by strong sunshine and no shielding at sea can be avoided, and salt mist is blocked.
3 the box-type framework can form a heat insulation cavity while saving materials.
4, the side water-retaining curing condition can be provided, and the concrete quality is improved.
5, the air permeable maintenance condition can be provided, and the occurrence of air holes on the surface of the concrete is reduced.
Drawings
Fig. 1 is a longitudinal sectional view of the single light steel frame of the present invention.
Fig. 2 is a schematic view of the light steel framework structure of the present invention.
Fig. 3 is a schematic structural view of the water-retaining and air-permeable layer of the present invention.
Fig. 4 is a schematic structural view of the sun-proof thermal insulation layer of the present invention.
Fig. 5 is the utility model discloses a light steel skeleton concatenation installation schematic.
Description of the element reference numerals
1 light steel framework
11 all-round
12 vertical connecting piece
13 lateral connecting piece
14 ear plate
15 mesh surface
2 sun-proof thermal insulation layer
21 anchor line
3 Water-retaining breathable layer
31 waterproof breathable layer
32 water-retaining layer
33 Water permeable surface layer
34 water delivery network
4 concrete
Detailed Description
The following describes the present invention in further detail with reference to the accompanying drawings. These embodiments are provided only for illustrating the present invention and are not intended to limit the present invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1 to 5, the utility model provides a template for marine large-volume concrete field maintenance for set up and form the maintenance mould around concrete 4. As shown in fig. 1, wherein the concrete structure may be in various shapes such as a cap, an abutment, etc.
Fig. 1 is a longitudinal section of the single light steel frame of the present invention, and fig. 5 is a schematic diagram of the light steel frame splicing and mounting of the present invention. As shown in fig. 1 and 5, the integral template comprises an integral framework formed by splicing a plurality of light steel frameworks 1, a plurality of sun-proof heat-insulating layers 2 and a water-retaining breathable layer 3; a plurality of sun-proof heat insulation layers 2 are respectively arranged on the front plate surfaces of the corresponding light steel frameworks 1; the water-retention breathable layer 3 is integrally adhered to the rear plate surface of the light steel framework 1 and is fully distributed on the rear surface of the whole integral framework; and concrete 4 to be cured is arranged behind the water-retention and air-permeable layer 3.
As shown in fig. 2, the light steel framework is of a box-shaped hollow structure, four board thick side faces are all hollow, the side face close to the sun-proof heat insulation layer 2 is a whole face 11, the side face close to the water-retention breathable layer 3 is a net face 15, namely, the front board face is the whole face 11, and the rear board face is the net face 15. The material consumption is reduced as much as possible on the premise of ensuring the structural rigidity. The open pore form of the net surface is not limited, and the size of a single mesh is not more than 5cm multiplied by 5cm, so as to form a ventilating maintenance channel; and a cavity is formed after the assembly, so that the heat insulation effect is generated.
Vertical connecting pieces 12 are arranged on the upper and lower thick side surfaces of the light steel framework; the left and right plate thickness sides of the light steel frameworks are provided with lateral connecting pieces 13 for assembling the light steel frameworks to form an integral framework shown in figure 5. The vertical connecting piece 12 and the lateral connecting piece 13 can be connecting holes and are connected by bolts during assembly. The vertical connecting pieces 12 and the lateral connecting pieces 13 can also be various connecting pieces such as locks, buckles and the like, and are assembled by mechanical connection. The middle point of each side edge of the front plate surface of the light steel framework 1 is provided with an ear plate 14 protruding outwards towards the sun-proof heat-insulating layer 2, and the sun-proof heat-insulating layer 2 is installed by matching with an anchor rope 21 in the sun-proof heat-insulating layer 2.
As shown in fig. 4, crisscross anchor ropes 21 are embedded in the layer body of the sun-proof heat-insulating layer 2, and the rope ends of the anchor ropes 21 penetrate through the sun-proof heat-insulating layer 2 and then are connected to the ear plates 14. The embedding mode of the anchor rope 21 shown in fig. 4 is only one illustration, and can also be non-intersecting, a part of the anchor rope 21 is embedded in the sun-proof heat-insulating layer 2, and the rope end penetrates through the sun-proof heat-insulating layer 2.
In this embodiment, the installation manner between the sun-proof and heat-insulating layer 2 and the light steel framework 1 is only an illustration, and other existing mature technologies may also be adopted to dispose the sun-proof and heat-insulating layer 2 outside the light steel framework 1, such as directly adhering to the light steel framework 1 or embedding into an outward-protruding frame of the light steel framework 1. The layer body of the sun-proof heat-insulating layer can be composed of a light heat-insulating plate and an outer layer of sun-proof paint. The thickness of the light heat-insulating plate can be about 10cm, and a foam plate, a cellulose plate and the like can be selected. The use of the sun-proof paint can meet the requirements of the reflective thermal insulation paint standard (JC/T1040-2007).
As shown in fig. 3, the water-retaining and air-permeable layer 3 has a three-layer composite structure and has the characteristics of water resistance, air permeability, water retention, water release, and water permeability. The waterproof breathable layer 31 is adhered to the light steel framework 1, the middle layer is a water retention layer 32, a water delivery network 34 is embedded in the water retention layer 32, and the outer layer is a water permeable surface layer 33. The thickness of the waterproof breathable layer 31 can be about 2mm, and the waterproof breathable layer is made of polytetrafluoroethylene materials and has the functions of breathability and water tightness. The thickness of the water retaining layer 32 can be 4-6cm, various high polymer materials such as starch series, fiber series, resin series and the like can be selected, the water retaining layer has good water storage and release functions, and the water conveying network 34 is arranged in the water retaining layer 32, so that the water content in the water retaining layer can be adjusted, and the maintenance requirement under special conditions can be met. The water delivery network may be a blind pipe, and the arrangement of the water delivery network 34 should be determined according to the actual conditions of the project. The permeable surface layer 33 has a thickness of about 2mm, is mainly used for protecting the inner layer structure, and can be made of permeable materials such as woven cloth or perforated resin plates.
The utility model discloses a template device's basic operating principle does:
firstly, designing a single light steel framework according to the concrete body type to be maintained. And determining the size and the shape of the light steel skeleton. For example: the concrete structure is a regular cube, and the single light steel framework is designed to be rectangular; the concrete structure is a column body, and the light steel framework needs to be provided with a radian matched with the outer edge of the column body. When the concrete structure is in a special shape, a light steel framework matched with the special-shaped part needs to be manufactured independently. The size of a single template is not more than 3m multiplied by 3m so as to ensure the rigidity of the box type mechanism, and if the size of the single template is more than 3m multiplied by 3m, a reinforcing member needs to be additionally arranged on the basis of the utility model.
And manufacturing a sun-proof heat-insulating layer according to the size of the light steel framework, wherein the area of the sun-proof heat-insulating layer can be slightly larger than that of the light steel framework during manufacturing, and an anchor rope is embedded in the heat-insulating layer. Secondly, prefabricating a water-retaining breathable layer in a whole block according to the size of the whole framework, wherein the length of the water-retaining breathable layer can be longer than that of the whole framework and is adhered to the back part of the whole framework, and embedding a water delivery network in a water-retaining layer.
And next, carrying out formwork erection on the offshore construction site, and assembling the prefabricated single light steel framework to form an integral framework. The assembly can be carried out through connecting holes or connecting pieces reserved on the light steel framework. When the connecting hole is reserved, the bolt is connected, and the screw is inserted to screw the nut. When the connecting piece is reserved, the mechanical connection is carried out, and the modes of locking, buckling and the like can be adopted.
And next, the sun-proof heat-insulating layer is installed, and the end of the anchor rope embedded in the sun-proof heat-insulating layer is fixed on the light steel framework ear plate.
And next, mounting the water-retention breathable layer, unfolding the prefabricated water-retention breathable layer along the net surface on the back surface of the integral framework, and gluing for pasting. The long waterproof breathable layer can be overlapped at the outermost side to prevent water from losing towards the outer side.
When this step, the utility model discloses a completion is built basically to the template main part.
And finally, binding reinforcing steel bars in the integral template, pouring concrete, carrying out water storage maintenance on the surface of the concrete after the concrete is poured, pulling and arranging geotextile for sun protection, wherein the geotextile can also be fixed on the lug plate of the template on the uppermost layer. And water is conveyed to the water-retaining breathable layer through the water conveying network to carry out three-dimensional water-retaining maintenance.
When the step is finished, the assembled template realizes the functions of building a mold, sun-blocking, heat preservation, water retention, ventilation, maintenance and the like for the maintenance of the large-volume concrete in the maritime work.
The utility model discloses a template device, according to the concrete body type piecemeal prefabrication, the field assembly uses nimble strong adaptability of making things convenient for and is provided with the sun-proof layer of heat preservation, can avoid marine sunshine strong, the too big temperature rise that brings is not shielded to separation salt fog. The box-type framework has good economical efficiency in saving materials, and can form a heat insulation cavity. The utility model discloses can provide the condition of the guarantor's water maintenance of facade, promote the whole quality of concrete. The utility model discloses can provide the condition of ventilative maintenance, reduce the appearance of surface gas pocket, promote concrete apparent quality.
To sum up, the utility model discloses various shortcomings in the prior art have effectively been overcome and high industry value has.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a multi-functional assembled template that is used for marine industry bulky concrete on-site maintenance which characterized in that: the integral template comprises a plurality of integral frameworks which are assembled by a light steel framework (1) from top to bottom and from left to right, a plurality of sun-proof heat-insulating layers (2) and a water-retention breathable layer (3); the sun-proof heat insulation layers (2) are respectively arranged on the front plate surfaces of the corresponding light steel frameworks (1) and are spliced and distributed in front of the whole integral framework; the water-retention breathable layer (3) is integrally adhered to the rear plate surface of the light steel framework (1) and is fully distributed on the rear surface of the whole integral framework; the rear side of the water-retention and air-permeable layer (3) is provided with concrete (4) to be cured.
2. The multifunctional assembled formwork for maritime work mass concrete on-site maintenance according to claim 1, wherein: the light steel skeleton (1) is characterized in that ear plates (14) protruding outwards towards the sun-proof heat-insulating layer (2) are arranged at the middle points of the side edges of the front plate surface of the light steel skeleton (1), a plurality of anchor ropes (21) are embedded in the layer body of the sun-proof heat-insulating layer (2), and the rope ends of the anchor ropes (21) penetrate through the sun-proof heat-insulating layer (2) and then are connected to the ear plates (14).
3. The multifunctional assembled formwork for on-site maintenance of marine large-volume concrete according to claim 1 or 2, wherein: the layer body of the sun-proof heat insulation layer (2) is composed of a light heat insulation plate and an outer layer of sun-proof paint.
4. The multifunctional assembled formwork for on-site maintenance of marine large-volume concrete according to claim 1 or 2, wherein: the water-retention breathable layer (3) is of a three-layer composite structure, the waterproof breathable layer (31) is adhered to the light steel framework (1), the middle layer is a water-retention layer (32), a water delivery network (34) is embedded in the water-retention layer (32), and the outer layer is a water-permeable surface layer (33).
5. The multifunctional assembled formwork for on-site maintenance of marine large-volume concrete according to claim 4, wherein: the waterproof breathable layer (31) is made of polytetrafluoroethylene materials.
6. The multifunctional assembled formwork for on-site maintenance of marine large-volume concrete according to claim 4, wherein: the water retaining layer (32) is made of starch series, fiber series or resin series high polymer materials.
7. The multifunctional assembled formwork for on-site maintenance of marine large-volume concrete according to claim 4, wherein: the permeable surface layer (33) is woven cloth or an open pore resin plate.
8. The multifunctional assembled formwork for maritime work mass concrete on-site maintenance according to claim 1, wherein: the light steel framework (1) is of a hollow box structure, four thick side faces are hollow, the front plate face is a full face (11), and the rear plate face is a net face (15).
9. The multifunctional assembled formwork for on-site maintenance of marine large-volume concrete according to claim 8, wherein: the single mesh size of the mesh surface is not more than 5cm x 5 cm.
10. The multifunctional assembled formwork for maritime work mass concrete on-site maintenance according to claim 1, wherein: vertical connecting pieces (12) are arranged on the upper and lower plate thickness side surfaces of the light steel framework (1); lateral connecting pieces (13) are arranged on the left plate thickness side and the right plate thickness side of the light steel frameworks (1) and are used for assembling the adjacent light steel frameworks (1) to form the integral framework.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922354343.9U CN211735409U (en) | 2019-12-25 | 2019-12-25 | Multifunctional assembled template for field maintenance of large-volume marine concrete |
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| CN201922354343.9U CN211735409U (en) | 2019-12-25 | 2019-12-25 | Multifunctional assembled template for field maintenance of large-volume marine concrete |
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| CN211735409U true CN211735409U (en) | 2020-10-23 |
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| CN201922354343.9U Active CN211735409U (en) | 2019-12-25 | 2019-12-25 | Multifunctional assembled template for field maintenance of large-volume marine concrete |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111074896A (en) * | 2019-12-25 | 2020-04-28 | 上海勘测设计研究院有限公司 | Multifunctional assembled template for field maintenance of large-volume marine concrete |
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- 2019-12-25 CN CN201922354343.9U patent/CN211735409U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111074896A (en) * | 2019-12-25 | 2020-04-28 | 上海勘测设计研究院有限公司 | Multifunctional assembled template for field maintenance of large-volume marine concrete |
| CN111074896B (en) * | 2019-12-25 | 2024-06-11 | 上海勘测设计研究院有限公司 | Multifunctional assembled formwork for on-site maintenance of marine mass concrete |
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