CN201687196U - PVC building template - Google Patents
PVC building template Download PDFInfo
- Publication number
- CN201687196U CN201687196U CN2010201103144U CN201020110314U CN201687196U CN 201687196 U CN201687196 U CN 201687196U CN 2010201103144 U CN2010201103144 U CN 2010201103144U CN 201020110314 U CN201020110314 U CN 201020110314U CN 201687196 U CN201687196 U CN 201687196U
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- pvc
- compressing tablet
- enhancement layer
- construction formwork
- building template
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Abstract
The utility model relates to the technical field of PVC plates, in particular to a PVC building template. The PVC building template comprises a plurality of layers of PVC tablets and a layer or more layers of reinforcing layers arranged between every two adjacent layers of tablets, wherein the PVC tablets and the reinforcing layers are composited into an integral structure by hot-pressing. The PVC building template has the advantages of low production cost, good intensity and toughness, convenience for assembly and disassembly, capability of saving construction time, waterproofness, corrosion resistance, and many cycling times; besides, the PVC building template can be recovered and processed for repeat use, with little influence on environment; and the PVC building template resolves the technical problems of high costs for building and bridge building engineering, large consumption of natural resources, and undesirable quality and progress of the building engineering.
Description
Technical field
The utility model relates to PVC sheet material technical field, especially a kind of PVC construction formwork.
Background technology
In recent years, the annual newly-built approximately 2,000,000,000 square metres of buildings of China expect at the bottom of the year two thousand twenty, and national building construction area will increase 40,000,000,000 square metres newly, and it is unprecedented on the world architecture development history that its asd number and construction speed all belong to.In architecture construction and use, because the building structure of China is based on cast-in-place concrete structure.In the cast-in-place concrete structure engineering construction, the construction formwork important tool that is absolutely necessary.Form work engineering generally accounts for more than 30% of concrete structure engineering cost, accounts for 35% of the Structural Engineering amount of labour used, accounts for the duration about 55%.The construction formwork technology directly has influence on quality, progress and the cost of construction work.Adopt what material construction formwork be related to resource utilization, template cost of production and to the construction cost of building and cause influence degree to environment.
At present, the template mainly used of builing industry has steel form, wooden form, Bamboo Formwork.Steel form is mainly used in civilian height and lives outer wall template, pier stud template, bridge engineering plane and special-shaped part, its than great, once infusion of financial resources amount big, maintenance cost is high, use is inconvenient; Wooden form, Bamboo Formwork are mainly used in civilian commercial and residential building, plane bridge engineering (mould material thickening), are bonding with phenolic resins or pollopas, one, low toxicity is arranged, its two, the very thin thickness of glue-line, its three, can not bending forming, can not satisfy the requirement of curve modeling.When timber or bamboo wood immersion dilatancy, the extension at break degree of glue-line is far smaller than bamboo wood dilation, so the stratification of coming unstuck will appear in sheet material, Here it is, and the bamboo and wood template is not durable, the main cause that repeat usage is low, be generally 3-8 the application life of bamboo and wood template.
Along with fast development of national economy, the urban traffic pressure is outstanding day by day in addition, and setting up overpass bridge is one of main means of slowing down traffic pressure, and wherein the arc bridge extensively adopts in overpass bridge with its beautiful design.But the arc bridge is for the rectangle bridge, the installation of its form frame system and reinforce more complexly, and the arc bridge is installed according to traditional mould bases, the requirement that does not at all reach technical specification and geometric shape.Wherein, common steel form will bend to quite difficulty of many curved profile, and expense is higher; Commonly used wood glue plate, bamboo blanket template be more difficult to bend shaping.
Therefore, in building and bridge construction industry, it is low to press for a kind of template cost of production; Intensity and pliability are good, can carry out arc processing; Easy to loading and unloading, save the man-hour of constructing; Waterproof, anticorrosion, the number of turnover is many; Recyclable processing utilizes once more, the mould material little to ambient influnence.To improve the quality and the progress of construction project, reduce the construction cost of building and bridge construction engineering, reduce the consumption of natural resource.
The utility model content
The technical problems to be solved in the utility model is: for reducing the construction cost of building and bridge construction engineering, reduce the consumption of natural resource, improve the quality and the progress of construction project, the utility model provides a kind of PVC construction formwork, and its cost of production is low; Intensity and good toughness; Easy to loading and unloading, save the man-hour of constructing, waterproof, anticorrosion, the number of turnover is many; Recyclable processing utilizes once more, and is little to ambient influnence.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of PVC construction formwork, it has the enhancement Layer of the interlayer of several layers PVC compressing tablet and the one or more layers PVC of being arranged on compressing tablet, and described PVC compressing tablet and enhancement Layer are by the hot pressing structure that is combined into one.
Reliable for enhancement Layer is combined with the PVC section, described enhancement Layer is glass fiber mesh, gauze wire cloth, cotton gauze or vertical bamboo band layer.Glass fiber mesh, gauze wire cloth, cotton gauze and vertical bamboo band layer, the dilation of these materials after long-time the immersion is all less than the elongation at break of PVC material, therefore, with it as enhancement Layer, after hot pressing is compound, combine reliably with the PVC material, can not break away from, therefore, in the PVC compressing tablet, add above-mentioned material with the PVC material, can effectively improve its tensile property and intensity, particularly add gauze wire cloth as enhancement Layer, in the PVC material, added framework material in fact, because the flexural strength of gauze wire cloth is better, therefore can improve its flexural strength greatly, can be used for making arc formwork.
For further reducing production costs, the primary raw material of described PVC compressing tablet is discarded PVC plastics.
Make for ease of moulding, the thickness of described PVC compressing tablet is 0.3～1.5mm.
To its requirement of strength difference, the thickness of described PVC construction formwork is 8～25mm according to the actual use occasion of sheet material.
The beneficial effects of the utility model are, PVC construction formwork of the present utility model, because the interlayer at the PVC compressing tablet is provided with enhancement Layer, and it is compound with PVC compressing tablet, the enhancement Layer structure that is combined into one by hot pressing, therefore enhancement Layer and PVC compressing tablet are in conjunction with reliable, enhancement Layer wherein can improve the intensity and the toughness of PVC construction formwork greatly, particularly can improve winter PVC material because of low the becoming fragile property phenomenon of environment temperature, improves the flexural strength of PVC construction formwork.This PVC construction formwork is the environment-friendly and energy-efficient constructional materials, and cost of production is low; Can carry out arc processing, the alternative steel form of arc sheet material after the processing; Template is easy to loading and unloading, because lighter weight, thereby does not need large-scale hanging device during the template loading and unloading; But do not need the release agent automatic demoulding in the work progress, save the man-hour of constructing; Waterproof, anticorrosion, the number of turnover is about 30 times; Large tracts of land is launched construction simultaneously; Recyclable processing utilizes once more, and is little to ambient influnence, meets the requirement of national recycling economy to industry development fully.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation of the utility model PVC construction formwork.
Among the figure: 1.PVC compressing tablet, 2. enhancement Layer.
The specific embodiment
The specific embodiment of PVC construction formwork of the present utility model as shown in Figure 1, have 16 layers of PVC compressing tablet 1, the interlayer of first floor wherein and second layer PVC compressing tablet 1, the interlayer of the second layer and the 3rd layer of PVC compressing tablet 1, the interlayer of the 3rd layer and the 4th layer PVC compressing tablet 1, the interlayer of the 13 layer and the 14 layer of PVC compressing tablet 1, the interlayer of the 14 layer and the 15 layer of PVC compressing tablet 1, the interlayer of the 15 layer and the 16 layer of PVC compressing tablet 1 is respectively arranged with enhancement Layer 2, what this enhancement Layer adopted is glass fiber mesh, certainly according to the use occasion difference, also can adopt cotton gauze or gauze wire cloth, the occasion of having relatively high expectations for flexural strength, can adopt gauze wire cloth, require lower occasion for flexural strength, can select cotton gauze; Interlayer at interlayer, eleventh floor and the Floor 12 PVC compressing tablet 1 of layer 5 and layer 6 PVC compressing tablet 1 is respectively arranged with one deck enhancement Layer 2, and this enhancement Layer 2 adopts gauze wire cloths; Interlayer at the 8th layer and the 9th layer PVC compressing tablet 1 also is provided with one deck enhancement Layer 2, this enhancement Layer adopts vertical bamboo band, with described each PVC compressing tablet 1, glass fiber mesh, gauze wire cloth and vertically bamboo band put into mould after stacked, with be equipped with above-mentioned after stacked PVC compressing tablet 1, glass fiber mesh, gauze wire cloth and vertically bamboo band mould and put into hot press, through HTHP, thermocompression forming makes PVC compressing tablet 1, glass fiber mesh, gauze wire cloth and the vertical bamboo band structure that is combined into one.The quantity that enhancement Layer 2 is provided with and which kind of material of employing are determined according to the use occasion of template.Generally speaking, reaching if not the winter in cold is not to be used to make arc formwork, and the number of plies that enhancement Layer 2 is provided with can be lacked, and enhancement Layer 2 can be selected cotton gauze or glass fiber mesh.If be used to make arc formwork, and to flexural strength and the higher occasion of toughness reguirements, then which floor enhancement Layer 2 should be provided with more, and enhancement Layer 2 materials should select the enhancement Layer 2 of PVC compressing tablet 1 interlayer on near-lying mode plate surface to be glass fiber mesh or cotton gauze, and the enhancement Layer 2 of middle PVC compressing tablet 1 interlayer is selected gauze wire cloth or vertical bamboo band layer.
When preparing above-mentioned PVC construction formwork, adopt conventional PVC calendering technology to make PVC compressing tablet 1, then that each PVC compressing tablet 1 is stacked, add enhancement Layer 2 in PVC compressing tablet 1, the stacked PVC compressing tablet 1 that will add again behind the enhancement Layer 2 is put into mould, will the mould of above-mentioned PVC compressing tablet 1 after stacked is housed and put into hot press, through HTHP, thermocompression forming is combined into one enhancement Layer 2 and PVC compressing tablet 1, gets the PVC construction formwork.After this PVC construction formwork turnover is used repeatedly, if any damage, can be with after its removing surface totally, when the gauze wire cloth of employing or vertical bamboo band layer being arranged as enhancement Layer 2, then isolate gauze wire cloth and bamboo band after the heating, rest materials after separating is pulverized, and the material after the pulverizing can be used as the primary raw material of PVC compressing tablet 1; Do not adopt gauze wire cloth or vertical bamboo band layer as enhancement Layer 2, then can directly the PVC construction formwork of cleaning out be pulverized, the material after the pulverizing can be used as the primary raw material of PVC compressing tablet 1.
Should be appreciated that specific embodiment described above only is used to explain the utility model, is not to restriction of the present utility model.Conspicuous variation of being extended out by spirit of the present utility model or change still are among the protection domain of the present utility model.
Claims (5)
1. PVC construction formwork, has several layers PVC compressing tablet (1), it is characterized in that: described PVC construction formwork also has the enhancement Layer (2) of the interlayer of the one or more layers PVC of being arranged on compressing tablet (1), and described PVC compressing tablet (1) and enhancement Layer (2) are by the hot pressing structure that is combined into one.
2. PVC construction formwork according to claim 1 is characterized in that: described enhancement Layer (2) is glass fiber mesh, gauze wire cloth, cotton gauze or vertical bamboo band layer.
3. PVC construction formwork according to claim 1 is characterized in that: the primary raw material of described PVC compressing tablet (1) is discarded PVC plastics.
4. PVC construction formwork according to claim 1 is characterized in that: the thickness of described PVC compressing tablet (1) is 0.3～1.5mm.
5. PVC construction formwork according to claim 1 is characterized in that: the thickness of described PVC construction formwork is 8～25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201103144U CN201687196U (en) | 2010-02-05 | 2010-02-05 | PVC building template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201103144U CN201687196U (en) | 2010-02-05 | 2010-02-05 | PVC building template |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201687196U true CN201687196U (en) | 2010-12-29 |
Family
ID=43375481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201103144U Expired - Fee Related CN201687196U (en) | 2010-02-05 | 2010-02-05 | PVC building template |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201687196U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102787713A (en) * | 2011-05-20 | 2012-11-21 | 赵炳章 | Foamed plastic building template with five composite environment-friendly plastic layers |
-
2010
- 2010-02-05 CN CN2010201103144U patent/CN201687196U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102787713A (en) * | 2011-05-20 | 2012-11-21 | 赵炳章 | Foamed plastic building template with five composite environment-friendly plastic layers |
| CN102787713B (en) * | 2011-05-20 | 2015-11-25 | 赵炳章 | Five layers of composite environment-friendly type plastic building template |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20101229 Termination date: 20130205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |