CN212714540U - Plug-in type special-shaped glass fiber reinforced plastic bridge building template - Google Patents
Plug-in type special-shaped glass fiber reinforced plastic bridge building template Download PDFInfo
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- CN212714540U CN212714540U CN202020839992.8U CN202020839992U CN212714540U CN 212714540 U CN212714540 U CN 212714540U CN 202020839992 U CN202020839992 U CN 202020839992U CN 212714540 U CN212714540 U CN 212714540U
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Abstract
The utility model relates to a plug-in type special-shaped glass fiber reinforced plastic bridge building template, which belongs to the technical field of building templates; the glass fiber reinforced plastic building template comprises a glass fiber main board, reinforcing ribs and a fixing slot meshed with the inner side surface of the glass fiber reinforced plastic building template; the reinforcing ribs are embedded in the glass fiber main board and integrally formed with the glass fiber main board, connecting holes are formed in the inner side face of the formed glass fiber reinforced plastic building template, and a plurality of glass fiber reinforced plastic building templates which are connected side by side are inserted into the fixing slots and fixed through the connecting flanges; the utility model discloses promote the intensity and the rigidity of glass fiber mainboard by a wide margin, the whole atress of face is even, and the seam is few, increases and has improved stability and the security that the template used, is applied to novel highway, bridge glass steel non-standardization type engineering template.
Description
Technical Field
The utility model belongs to the technical field of the building templates, concretely relates to with plug-in type dysmorphism glass steel bridge building templates of cast in situ concrete's roof beam, post in the construction.
Background
The engineering template is a main tool for the construction of concrete structure engineering of highways and bridges, and in the existing concrete pouring structural engineering, the template engineering generally accounts for the high-amplitude proportion of the construction cost, labor cost and construction period of the concrete structure engineering. The template technology directly affects the quality, cost, progress and benefit of the engineering construction. Therefore, the innovation of the template technology is an important part for promoting the technical progress of the highway and bridge construction.
At present, the variety of the engineering template is single, and the engineering template used for roads and bridges for many years mainly comprises a wood template, a steel template and the like. These forms have their own advantages and their own disadvantages. The wood formwork has poor strength and water resistance, and the formwork can expand and crack after being soaked in water for a long time, and the utilization rate is reduced, so the wood formwork is generally used for small and medium-sized concrete construction in engineering or civil buildings. But its advantages are light weight, low density and convenient construction. The relative number of times of using of steel form is more, but because highway, bridge use the template and generally be non-standardization pattern die, so its shortcoming is: 1. the manufacturing process is complex, the manufacturing cost is high, the weight is heavy, the reuse rate is low, and the resource waste is serious. 2. High production cost, long period and difficult repair and correction. 3. Limited by weight, the number of the splicing blocks is large, time and labor are wasted, the installation is inconvenient, and the disassembly safety factor is low. 4. Poor corrosion resistance and oxidation resistance, easy rusting and high maintenance cost. 5. The production process has different indexes from the existing environmental protection requirement.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art's is not enough, proposes plug-in type dysmorphism glass steel bridge building templates.
In order to achieve the above purpose, the present invention is achieved by the following technical solutions.
A plug-in type profiled glass fiber reinforced plastic bridge building template is made by molding glass fiber cloth and unsaturated resin through a profiled mold; the glass fiber reinforced plastic building template comprises a glass fiber main board, a reinforcing rib fixedly connected to the back of the glass fiber main board and a fixing slot meshed with the inner side surface of the glass fiber reinforced plastic building template; the reinforcing rib is embedded in the glass fiber main board and is integrally formed with the glass fiber main board, a connecting hole is formed in the inner side face of the formed glass fiber reinforced plastic building template, and the plurality of glass fiber reinforced plastic building templates connected side by side are inserted into the fixing slot and are fixed through the connecting flange.
Furthermore, the reinforcing ribs are reticular ribs formed by the cross lap joint of an upper layer of reinforcing pipe and a lower layer of reinforcing pipe.
Furthermore, the lower layer of reinforcing pipes are embedded in the glass fiber main board at intervals, and the upper layer of reinforcing pipes are vertically lapped on the upper part of the lower layer of reinforcing pipes at intervals; and a wrapping layer is formed between the upper reinforcing pipe and the glass fiber main board by laying glass fiber cloth and unsaturated resin on the upper reinforcing pipe.
Furthermore, the back fixedly connected with support frame of glass fiber mainboard, the junction of support frame and glass fiber mainboard is provided with the arc coating, the arc coating is formed by the bonding of the multilayer glass fiber cloth that the coating has unsaturated resin.
Furthermore, the outer parts of the upper layer reinforcing pipe and the lower layer reinforcing pipe are wrapped with glass fiber cloth.
Preferably, the reinforcing pipe is a glass square pipe or a glass channel steel.
The special-shaped template comprises a T-beam template, a box beam template and a cylindrical template.
The production process of the plug-in type glass fiber reinforced plastic bridge building formwork includes alternately spreading glass fiber material and unsaturated resin layer by layer in a special mold to form the bottom layer, spreading reinforcing ribs on the bottom layer, further alternately spreading glass fiber material and unsaturated resin layer by layer on the upper surfaces of the reinforcing ribs and the bottom layer to coat the reinforcing ribs on the bottom layer completely to form one integral glass fiber main board, adhering connecting board to the back of the building formwork with stuffing material, and coating glass fiber reinforced plastic coating on the outer layer of the stuffing material. The fixing slot is manufactured by the same method, the fixing slot is used for connecting and fixing a plurality of building templates arranged at the same side into a whole, the fixing slot is meshed with the inner side surface of the formed glass fiber reinforced plastic building template, the inner side surface of the formed glass fiber reinforced plastic building template is provided with a connecting hole, and a plurality of glass fiber reinforced plastic building templates connected side by side are inserted into the fixing slot and are connected and fixed with the fixing slot through a connecting flange. The fixed slots form a plurality of building templates into a whole, the number of seams on the surface is reduced, and the casting of concrete is facilitated.
Preferably, the reinforcing ribs are laid in two layers and overlapped in a cross net-shaped overlapping manner, the first layer of reinforcing ribs are wrapped by glass fiber cloth according to a set spacing distance and then are pre-embedded and placed on the bottom layer, and the glass fiber material and the unsaturated resin layer are continuously laid layer by layer alternately to form wavy ribs tightly combined with the bottom layer; the second layer of reinforcing ribs and the first layer of reinforcing ribs are arranged in a cross mode according to a set spacing distance, wrapped by glass fiber cloth, and then alternately paved with glass fiber materials and unsaturated resin layers layer by layer, so that the second layer of reinforcing ribs are connected with the glass fiber main board to complete the main board reinforcement, and the net-shaped ribs are formed at the back of the main board.
Preferably, the back of the prepared glass fiber main board with the reticular ribs is connected with the support frame, and specifically, the joint of the support frame and the glass fiber main board is bonded and coated by adopting the multilayer glass fiber cloth coated with the unsaturated resin.
Preferably, the unsaturated resin has a heat resistance temperature of > 110 ℃.
The utility model discloses produced beneficial effect does for prior art.
1. The utility model discloses promote the intensity and the rigidity of glass fiber mainboard by a wide margin, its mechanical strength is 1.7 times of steel intensity, has that the quality is light, and is corrosion-resistant, high temperature resistant, anti-oxidant, portable construction etc. advantage to improve work efficiency, prolong the life of product. The utility model discloses the whole atress of glass fiber mainboard face is even, increases and has improved stability and the security that the template used, can extensively be used for novel highway, bridge glass steel non-standardization type engineering template.
2. The utility model discloses a fixed mode of plug-in connection connects a plurality of building templates to be whole, is showing the quantity that reduces the seam simultaneously, is favorable to reducing the influence to later stage concrete casting.
3. The utility model discloses the template of preparation can mechanized continuity scale production, makes the production efficiency of template improve by a wide margin.
Drawings
Figure 1 is the sectional view of plug-in type dysmorphism glass steel bridge building templates.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a partial schematic view of the first layer of ribs being coated with the second layer of ribs.
FIG. 4 is a schematic structural diagram of an arc-shaped coating layer of a supporting frame connected to the back of a glass fiber main board.
FIG. 5 is a schematic view of the structure of a T-beam form made of a fiberglass master sheet as described in example 1.
FIG. 6 is a schematic view of the attachment of the fixing socket to the T-beam FRP building panel of example 1.
Fig. 7 is a schematic structural view of a box girder formwork made of the glass fiber main board according to embodiment 2.
Wherein, 1 is the glass fiber mainboard, 2 is the reinforced pipe of lower floor, 3 is the reinforced pipe of upper strata, 4 are the cladding articulamentum, 5 are the support frame, 6 are the arc coating, 7 are the bottom, 8 are the reinforcing plate, 9 are split bolt, 10 are adjusting bolt, 11 are flange, 12 are the concrete, 13 are the wood type mould, 14 are glass steel building templates, 15 are fixed slot.
Detailed Description
In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, combine embodiment and attached drawing, it is right to go on further detailed description the utility model discloses. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. The technical solution of the present invention is described in detail below with reference to the embodiments and the drawings, but the scope of protection is not limited thereto.
Example 1
A plug-in type bridge T-shaped beam glass fiber reinforced plastic bridge building template is made by molding glass fiber cloth and unsaturated epoxy resin through a special-shaped mold; the building template integrally comprises a glass fiber main board 1 and a reinforcing rib fixedly connected to the back of the glass fiber main board 1, wherein the reinforcing rib is embedded in the glass fiber main board 1 and is integrally formed with the glass fiber main board 1; as shown in fig. 2, the reinforcing ribs are mesh ribs formed by crisscross overlapping of an upper layer of reinforcing pipe and a lower layer of reinforcing pipe. The reinforcing tube is a glass square tube or a glass channel steel, the glass channel steel is arranged on the main stress part for reinforcement, and the glass square tube is used for reinforcement of the secondary stress part.
As shown in fig. 1-5, the lower layer reinforced pipe 2 is embedded in the glass fiber main board 1 at a distance of 20cm-30cm, and the upper layer reinforced pipe 3 is vertically lapped on the upper part of the lower layer reinforced pipe 2 at a distance of 20cm-30 cm; and a coating connecting layer 4 is formed on the upper-layer reinforcing pipe 3 by laying glass fiber cloth and unsaturated epoxy resin, and a coating layer is formed between the upper-layer reinforcing pipe 3 and the glass fiber main board 1. The back of the glass fiber main board 1 is fixedly connected with a support frame 5, an arc-shaped coating layer 6 is arranged at the joint of the support frame 5 and the glass fiber main board 1, the arc-shaped coating layer 6 is formed by bonding multiple layers of glass fiber cloth coated with unsaturated resin, as shown in fig. 6, a row of connecting holes are formed in the inner side surface of a formed bridge T-shaped beam glass fiber reinforced plastic building template 14 and are connected with a fixing slot 15, and a plurality of glass fiber reinforced plastic building templates 14 connected side by side are inserted into the fixing slot 15 and are fixed through a connecting flange 11.
The fixing slots 15 are made by the same method and materials as the glass fiber reinforced plastic building templates 14, the fixing slots 15 are used for connecting and fixing a plurality of glass fiber reinforced plastic building templates 14 arranged at the same side into a whole, the fixing slots 15 are meshed with the inner side surface of the formed glass fiber reinforced plastic building templates 14, and a plurality of glass fiber reinforced plastic building templates 14 connected side by side are inserted into the fixing slots 15 and are connected and fixed with the fixing slots 15 through the connecting flanges 11. The fixed slots 15 integrate a plurality of building templates, so that the number of seams on the surface is reduced, and the casting of concrete is facilitated.
A method for manufacturing a plug-in type bridge T-shaped beam glass fiber reinforced plastic bridge building template comprises the steps of alternately laying glass fiber materials and unsaturated epoxy resin layer by layer in a special-shaped mould to form a bottom layer 7, laying reinforcing ribs on the bottom layer 7, and continuously laying the glass fiber materials and the unsaturated resin layer by layer alternately on the upper surfaces of the reinforcing ribs and the bottom layer 7 to completely coat the reinforcing ribs on the bottom layer to form an integrated glass fiber main board. The specific reinforcing ribs are laid in two layers, cross net-shaped overlapping is adopted, the lower layer reinforcing pipe 2 is wrapped by glass fiber cloth according to a set interval distance of 20-30 cm and then is pre-embedded and placed on the bottom layer 7, and the glass fiber material and the unsaturated resin layer are continuously and alternately laid layer by layer to form wavy ribs tightly combined with the bottom layer 7; the upper reinforcing pipe 3 and the lower reinforcing pipe 2 are arranged in a cross shape according to a set spacing distance of 20-30 cm, wrapped by glass fiber cloth, and then alternately paved with glass fiber materials and unsaturated resin layers layer by layer, so that the upper reinforcing pipe 3 is connected with a glass fiber main board to complete the main board reinforcement, and a reticular rib is formed at the back of the main board. And then connecting a support frame 5 to the back of the prepared glass fiber main board with the reticular ribs, specifically, bonding and coating the joint of the support frame 5 and the glass fiber main board by adopting a plurality of layers of glass fiber cloth coated with unsaturated resin to manufacture the glass fiber reinforced plastic building template 14 of the T-shaped beam type of the bridge. The fixing slots 15 are made by the same method and materials as the glass fiber reinforced plastic building templates 14, the fixing slots 15 are used for connecting and fixing a plurality of glass fiber reinforced plastic building templates 14 arranged at the same side into a whole, the fixing slots 15 are meshed with the inner side surface of the formed glass fiber reinforced plastic building templates 14, and a plurality of glass fiber reinforced plastic building templates 14 connected side by side are inserted into the fixing slots 15 and are connected and fixed with the fixing slots 15 through the connecting flanges 11. The fixed slots 15 integrate a plurality of building templates, so that the number of seams on the surface is reduced, and the casting of concrete is facilitated.
Example 2
The same preparation method as that of the embodiment 1 is adopted to produce the plug-in type bridge box beam glass fiber reinforced plastic bridge building template, and specifically, the box beam glass fiber reinforced plastic bridge building template is prepared by using a box beam glass fiber reinforced plastic mold. Fig. 7 is a cross-sectional view of a box girder frp bridge building panel. The glass fiber main board 1 forms a box girder glass fiber reinforced plastic building template 14 through a mould, the bottom of the glass fiber reinforced plastic building template 14 is fixed with the ground through an adjusting bolt 10, the glass fiber reinforced plastic building template is fixed with the opposite glass fiber reinforced plastic building template 14 through a split bolt 9, and the inner sides of a plurality of glass fiber reinforced plastic building templates 14 which are arranged and connected on the same side are also meshed with fixing slots 15 of corresponding structures and then are fixedly connected through a connecting flange 11.
The above description is for further details of the present invention with reference to specific preferred embodiments, and it should not be understood that the embodiments of the present invention are limited thereto, and it will be apparent to those skilled in the art that the present invention can be implemented in a plurality of simple deductions or substitutions without departing from the scope of the present invention, and all such alterations and substitutions should be considered as belonging to the present invention, which is defined by the appended claims.
Claims (7)
1. The plug-in type special-shaped glass fiber reinforced plastic bridge building template is formed by adopting glass fiber cloth and unsaturated resin through a special-shaped mold; the glass fiber reinforced plastic building template is characterized by comprising a glass fiber main board, a reinforcing rib fixedly connected to the back of the glass fiber main board and a fixing slot meshed with the inner side surface of the glass fiber reinforced plastic building template; the reinforcing rib is embedded in the glass fiber main board and is integrally formed with the glass fiber main board, a connecting hole is formed in the inner side face of the formed glass fiber reinforced plastic building template, and the plurality of glass fiber reinforced plastic building templates connected side by side are inserted into the fixing slot and are fixed through the connecting flange.
2. The plug-in type shaped glass fiber reinforced plastic bridge building template as claimed in claim 1, wherein the reinforcing ribs are mesh ribs formed by crisscross overlapping of an upper layer of reinforcing tubes and a lower layer of reinforcing tubes.
3. The plug-in type shaped glass fiber reinforced plastic bridge building template of claim 2, wherein the lower layer of reinforcement pipes are embedded in the glass fiber main board at intervals, and the upper layer of reinforcement pipes vertically overlaps the upper part of the lower layer of reinforcement pipes at intervals; and a wrapping layer is formed between the upper reinforcing pipe and the glass fiber main board by laying glass fiber cloth and unsaturated resin on the upper reinforcing pipe.
4. The plug-in type shaped glass fiber reinforced plastic bridge building template of claim 3, wherein a supporting frame is fixedly connected to the back of the glass fiber main board, an arc-shaped coating layer is arranged at the joint of the supporting frame and the glass fiber main board, and the arc-shaped coating layer is formed by bonding multiple layers of glass fiber cloth coated with unsaturated resin.
5. The plug-in type shaped glass fiber reinforced plastic bridge building template of claim 3, wherein the outer parts of the upper layer reinforcing pipe and the lower layer reinforcing pipe are wrapped with glass fiber cloth.
6. The plug-in type shaped glass fiber reinforced plastic bridge building template of claim 3, wherein the upper layer reinforcing pipe and the lower layer reinforcing pipe are glass square pipes or glass channel steel.
7. The plug-in type shaped glass fiber reinforced plastic bridge building template according to any one of claims 1 to 6, wherein the shaped glass fiber reinforced plastic bridge building template comprises a T-beam template, a box beam template and a cylindrical template.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020839992.8U CN212714540U (en) | 2020-05-19 | 2020-05-19 | Plug-in type special-shaped glass fiber reinforced plastic bridge building template |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020839992.8U CN212714540U (en) | 2020-05-19 | 2020-05-19 | Plug-in type special-shaped glass fiber reinforced plastic bridge building template |
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| CN212714540U true CN212714540U (en) | 2021-03-16 |
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| CN202020839992.8U Active CN212714540U (en) | 2020-05-19 | 2020-05-19 | Plug-in type special-shaped glass fiber reinforced plastic bridge building template |
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