CN204626947U - A kind of construction formwork core and sandwich composite construction formwork - Google Patents
A kind of construction formwork core and sandwich composite construction formwork Download PDFInfo
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- CN204626947U CN204626947U CN201520006624.4U CN201520006624U CN204626947U CN 204626947 U CN204626947 U CN 204626947U CN 201520006624 U CN201520006624 U CN 201520006624U CN 204626947 U CN204626947 U CN 204626947U
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Abstract
The utility model discloses a kind of construction formwork core and sandwich composite construction formwork, this core comprises the bar shaped daughter board of more than two pieces, the transversely block-by-block arrangement of described bar shaped daughter board, adjacent bar shaped daughter board is mutually bonding to form a platy structure, and bar shaped daughter board comprises the first frp layer of bar shaped central layer and wrapping strips core plate; First frp layer and bar shaped central layer close proximity, this construction formwork comprises the second frp layer of aforementioned core and parcel core; Described second frp layer and core close proximity.By increasing one deck frp layer with the external surface of complete coated bar shaped central layer on existing bar shaped central layer basis, greatly improve rigidity and the structural stability of core, also improve the anticorrosion of bar shaped central layer and water resistance simultaneously, extend the application life of core, thus reach the object in prolongation aforementioned construction formwork application life, and adopt the second frp layer parcel core, improve integral rigidity and the waterproof anti-corrosion performance of construction formwork further.
Description
Technical field
The utility model relates to mould plate technique field, particularly relates to a kind of construction formwork core and employs the sandwich composite construction formwork of this core.
Background technology
With builing industry sustainable development, concreting Structural Engineering increases year by year, and building has that major project is high, the number of plies is many, every aspect amasss large, baroque feature, and due to the construction period urgent, workmanship requires high, and traditional template can not adapt to the needs of Development of High-rise Buildings.There is the demand to sandwich composite construction formwork equally in multistory building and the large structure such as bridge, silo engineering.
The core kind of tradition sandwich composite construction formwork is more, and the core that different processing technology adopts is also different, and the selection of core is directly connected to the performance of sandwich composite construction formwork, the number of turnover and overall economic efficiency.
The desirable core being applied in sandwich composite construction formwork should have following advantage:
1, high-strength light;
2, rigidity is large;
3, firmly bonding;
4, not yielding;
5, processing is easy to;
6, dimensionally stable;
7, cost is low;
8, anticorrosion, waterproof,
9, nail-holding ability is strong.
And the core of the composite material building mould board applied in construction work at home and abroad is at present generally the whole plated constructions such as timber, plastic foam, plastic honeycomb, aluminium honeycomb.But above-mentioned core is in composite material building mould board process, only there is the small part advantage of above-mentioned desirable core, be difficult to comprehensive with all advantages of coideal core, there is such or such problem all more or less, have impact on applying of composite material building mould board.
Chinese utility model patent CN 204001682 U discloses a kind of sandwich composite construction formwork, and its sandwich layer (i.e. core) comprises the bar shaped daughter board of more than two pieces; The transversely block-by-block arrangement of described bar shaped daughter board, and linked together by adhesive layer between adjacent bar shaped daughter board.Because this sandwich layer is by the bonding platy structure of the bar shaped daughter board of more than two pieces, relative to the sandwich layer of whole plated construction, significantly improve the overall nail-holding ability of construction formwork, and, owing to passing through the whole plated construction of the bonding one-tenth of adhesive layer between adjacent bar shaped daughter board, even if utilize the bar shaped daughter board obtained by cutting old whole plate to go to make, last obtained formwork integral also has enough rigidity, be conducive to the recycling of old whole plate, not only save resources conservation widely, and be conducive to environmental protection; But because the bar shaped daughter board of this sandwich layer does not make anticorrosion, waterproofing work, cause bar shaped daughter board to be easily corroded, greatly have impact on the application life of construction formwork, be difficult to meet the high-performance instructions for use of people to construction formwork.
Therefore, find a kind of effectively comprehensive with the advantage of coideal core, have rigidity large, bonding firmly, not yielding, be easy to the strong and core product that old whole plate can be utilized to make of processing, dimensionally stable, anticorrosion, waterproof, nail-holding ability, become the active demand of people.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model first goal of the invention is to provide a kind of construction formwork core, it can the advantage of comprehensive desirable core effectively, have rigidity large, bonding firmly, not yielding, be easy to processing, dimensionally stable, anticorrosion, waterproof, nail-holding ability strong, old whole plate can be utilized to make; The utility model second goal of the invention is to provide a kind of sandwich composite construction formwork employing aforementioned construction formwork core, is conducive to the application life extending construction formwork.
In order to reach above-mentioned first goal of the invention, the technical scheme that the utility model adopts is as follows:
A kind of construction formwork core, comprise the bar shaped daughter board of more than two pieces, the transversely block-by-block arrangement of described bar shaped daughter board, adjacent bar shaped daughter board is mutually bonding to form a platy structure, and described bar shaped daughter board comprises the first frp layer of bar shaped central layer and the described bar shaped central layer of parcel; Described first frp layer and described bar shaped central layer close proximity.
Preferably, described bar shaped central layer is cellular board or cystosepiment or medium density fiberboard or solid wood board.
Preferably, the length of described bar shaped central layer is 300-12000mm, and width is 9-399mm, and thickness is 7-29mm.
Preferably, described first frp layer is by glass fiber yarn, fabric and insatiable hunger mylar is stacked is composited.
Preferably, the thickness of described first frp layer is 0.5-3mm.
Preferably, the length of described bar shaped daughter board is 300-12000mm, and width is 10-400mm, and thickness is 8-30mm.
In order to reach above-mentioned second goal of the invention, the technical scheme that the utility model adopts is as follows:
A kind of sandwich composite construction formwork, comprises the second frp layer of aforesaid core and the described core of parcel; Described second frp layer and described core close proximity.
Preferably, described second frp layer is by glass fiber yarn, fabric and insatiable hunger mylar is stacked is composited.
Preferably, the thickness of described second frp layer is 0.5-3mm.
Compared to existing technology, the beneficial effects of the utility model are:
Construction formwork core of the present utility model, adopt the bar shaped daughter board of more than two to bond together to form platy structure, relative to the core of existing whole plated construction, improve the nail-holding ability of core widely, old whole plate can also be used to be cut into bar shaped daughter board simultaneously, be conducive to energy-conserving and environment-protective, and every block bar shaped daughter board all forms primarily of bar shaped central layer and the first frp layer of the described bar shaped central layer of parcel, by increasing one deck frp layer with the external surface of complete coated bar shaped central layer on existing bar shaped central layer basis, not only handling ease, and can contribute to improving bonding firmness when bonding adjacent bar daughter board is to form platy structure, greatly improve rigidity and the structural stability of construction formwork core on the one hand, core is made to be difficult to distortion, turn improve the anticorrosion of bar shaped central layer and water resistance on the other hand, extend the application life of core, thus reach the object in the application life extending the sandwich composite construction formwork using this core to be made.And sandwich composite construction formwork of the present utility model its also adopt the second frp layer to wrap up core of the present utility model, relative to the existing construction formwork only arranging frp layer in core upper and lower surface, improve integral rigidity and the waterproof anti-corrosion performance of construction formwork further, extend the application life of construction formwork further.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to technological means of the present utility model can be better understood, and can be implemented according to the content of manual, and can become apparent to allow above and other object of the present utility model, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first embodiment of construction formwork core of the present utility model;
Fig. 2 is the structural representation of construction formwork core the second embodiment of the present utility model;
Fig. 3 is the structural representation of the third embodiment of construction formwork core of the present utility model;
Fig. 4 is the structural representation of construction formwork core of the present utility model 4th kind of embodiment;
Fig. 5 is the structural representation of sandwich composite construction formwork of the present utility model more preferably embodiment.
In figure: 1, construction formwork core; 11, bar shaped central layer; 12, the first frp layer; 2, the second frp layer.
Detailed description of the invention
For further setting forth the utility model for the technological means reaching predetermined utility model object and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to according to detailed description of the invention of the present utility model, structure, feature and effect thereof, be described in detail as follows:
Embodiment one
Shown in Fig. 1 is the first embodiment of construction formwork core 1 of the present utility model, comprise the bar shaped daughter board of more than two pieces, the transversely block-by-block arrangement of described bar shaped daughter board, adjacent bar shaped daughter board is mutually bonding to form a platy structure, and described bar shaped daughter board comprises the first frp layer 12 of bar shaped central layer 11 and the described bar shaped central layer 11 of parcel; Described first frp layer 12 and described bar shaped central layer 11 close proximity.It should be noted that, described in context, laterally all refer to the X-direction in figure.
Wherein, construction formwork core 1 preparation method of the present utility model is as follows:
First more than two pieces thickness are used to be 7-29mm, width is 9-399mm, length is 300-12000mm, material is that the bar shaped central layer 11 of cystosepiment is as core rod, next is matrix with unsaturated polyester resin, glass fiber yarn and fabric are the stacked thickness that is combined into of reinforcing material is the external surface that first frp layer 12 of 0.5-3mm removes each bar shaped central layer 11 coated entirely, by pultrusion molding process to form polylith thickness for 8-30mm, width is 10-400mm, length is the bar shaped daughter board of 300-12000mm, finally the transversely block-by-block arrangement of these bar shaped daughter boards, and adjacent bar shaped daughter board mutually bonds together thus forms a platy structure.
Construction formwork core 1 of the present utility model, adopt the bar shaped daughter board of more than two to bond together to form platy structure, relative to the core of existing whole plated construction, improve the nail-holding ability of core widely, old whole plate can also be used to be cut into bar shaped daughter board simultaneously, be conducive to energy-conserving and environment-protective, and every block bar shaped daughter board all forms primarily of bar shaped central layer 11 and the first frp layer 12 of the described bar shaped central layer 11 of parcel, by increasing one deck frp layer with the external surface of complete coated bar shaped central layer 11 on existing bar shaped central layer 11 basis, not only handling ease, and can contribute to improving bonding firmness when bonding adjacent bar daughter board is to form platy structure, greatly improve rigidity and the structural stability of construction formwork core 1 on the one hand, core is made to be difficult to distortion, turn improve the anticorrosion of bar shaped central layer 11 and water resistance on the other hand, extend the application life of core, thus reach the object in the application life extending the sandwich composite construction formwork using this core to be made.
Shown in Fig. 5 is the sandwich composite construction formwork made by construction formwork core 1 that have employed shown in Fig. 1, and it comprises the second frp layer 2 of aforesaid construction formwork core 1 and this core of parcel; Described second frp layer 2 and described core close proximity.
The preparation method of this sandwich composite construction formwork is as follows:
After forming aforesaid construction formwork core 1, take unsaturated polyester resin as matrix, glass fiber yarn and fabric be the external surface that reinforcing material comes that stacked the second frp layer 2 that to be combined into thickness be 0.5-3mm removes complete coated whole described core, and make the second frp layer 2 with core close proximity to form sandwich composite construction formwork by pultrusion molding process.
Embodiment two
Shown in Fig. 2 is the second embodiment of construction formwork core 1 of the present utility model, and from the difference of the first embodiment, it is only that the material of bar shaped central layer 11 is different, in the present embodiment, the material of described bar shaped central layer 11 is cellular board.
Embodiment three
Shown in Fig. 3 is the third embodiment of construction formwork core 1 of the present utility model, from the difference of the first embodiment, it is only that the material of bar shaped central layer 11 is different, in the present embodiment, the material of described bar shaped central layer 11 is medium density fiberboard, relative to the cellular board material adopted in the cystosepiment material adopted in the first embodiment and the second embodiment, contribute to the overall nail-holding ability improving construction formwork core 1 of the present utility model further.
Embodiment four
Shown in Fig. 4 is the 4th kind of embodiment of construction formwork core 1 of the present utility model, from the difference of the first embodiment, it is only that the material of bar shaped central layer 11 is different, in the present embodiment, the material of described bar shaped central layer 11 is solid wood board, relative to the medium density fiberboard material adopted in the cellular board material adopted in the cystosepiment material adopted in the first embodiment, the second embodiment and the third embodiment, the overall nail-holding ability of made construction formwork core 1 is best.
Above-mentioned embodiment is only preferred embodiment of the present utility model; can not limit the scope of the utility model protection with this, change and the replacement of any unsubstantiality that those skilled in the art does on basis of the present utility model all belong to the utility model scope required for protection.
Claims (9)
1. a construction formwork core, comprise the bar shaped daughter board of more than two pieces, the transversely block-by-block arrangement of described bar shaped daughter board, adjacent bar shaped daughter board is mutually bonding to form a platy structure, it is characterized in that: described bar shaped daughter board comprises the first frp layer of bar shaped central layer and the described bar shaped central layer of parcel; Described first frp layer and described bar shaped central layer close proximity.
2. construction formwork core as claimed in claim 1, is characterized in that: described bar shaped central layer is cellular board or cystosepiment or medium density fiberboard or solid wood board.
3. construction formwork core as claimed in claim 1, is characterized in that: the length of described bar shaped central layer is 300-12000mm, and width is 9-399mm, and thickness is 7-29mm.
4. construction formwork core as claimed in claim 1, is characterized in that: described first frp layer is by glass fiber yarn, fabric and insatiable hunger mylar is stacked is composited.
5. construction formwork core as claimed in claim 1, is characterized in that: the thickness of described first frp layer is 0.5-3mm.
6., as the construction formwork core of claim 1-5 as described in any one, it is characterized in that: the length of described bar shaped daughter board is 300-12000mm, and width is 10-400mm, and thickness is 8-30mm.
7. a sandwich composite construction formwork, is characterized in that: the second frp layer comprising core as described in the core of claim 1-6 as described in any one and parcel; Described second frp layer and described core close proximity.
8. sandwich composite construction formwork as claimed in claim 7, is characterized in that: described second frp layer is by glass fiber yarn, fabric and insatiable hunger mylar is stacked is composited.
9. sandwich composite construction formwork as claimed in claim 7, is characterized in that: the thickness of described second frp layer is 0.5-3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520006624.4U CN204626947U (en) | 2015-01-06 | 2015-01-06 | A kind of construction formwork core and sandwich composite construction formwork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520006624.4U CN204626947U (en) | 2015-01-06 | 2015-01-06 | A kind of construction formwork core and sandwich composite construction formwork |
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| Publication Number | Publication Date |
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| CN204626947U true CN204626947U (en) | 2015-09-09 |
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| CN201520006624.4U Expired - Fee Related CN204626947U (en) | 2015-01-06 | 2015-01-06 | A kind of construction formwork core and sandwich composite construction formwork |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106760478A (en) * | 2016-12-13 | 2017-05-31 | 成都虎兄弟建材有限公司 | A kind of building template and its manufacture method and building flitch |
-
2015
- 2015-01-06 CN CN201520006624.4U patent/CN204626947U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106760478A (en) * | 2016-12-13 | 2017-05-31 | 成都虎兄弟建材有限公司 | A kind of building template and its manufacture method and building flitch |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20190106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |