CN210830829U - High-performance polyvinyl chloride/hard polyvinyl chloride fiber reinforced winding pipe section - Google Patents
High-performance polyvinyl chloride/hard polyvinyl chloride fiber reinforced winding pipe section Download PDFInfo
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- CN210830829U CN210830829U CN201921963017.1U CN201921963017U CN210830829U CN 210830829 U CN210830829 U CN 210830829U CN 201921963017 U CN201921963017 U CN 201921963017U CN 210830829 U CN210830829 U CN 210830829U
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- wall
- polyvinyl chloride
- dovetail
- cavity
- section bar
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Abstract
The utility model provides a high performance polyvinyl chloride hard polyvinyl chloride fibre reinforcing winding pipe section bar, includes the section bar of being made by high performance polyvinyl chloride hard polyvinyl chloride, the section bar includes inner wall, outer wall, cavity, is equipped with many dovetails on the surface of outer wall, is equipped with the gusset corresponding with the dovetail position in the cavity, be equipped with buckle and the draw-in groove that can carry out buckle cooperation lock joint of each other on inner wall or the outer wall, the crooked winding of section bar spiral forms a hollow tube through the lock joint cooperation of buckle and draw-in groove, is provided with the fibre enhancement layer on the surface of hollow tube, and the part of fibre enhancement layer is embedded into in the dovetail. The utility model discloses a dovetail is connected with the fibre enhancement layer, has effectively strengthened the joint strength of fibre enhancement layer and hollow tube, makes the difficult hollow tube of following of fibre enhancement layer drop. The rib plates are connected under the dovetail groove in a supporting mode, stability of the dovetail groove is improved, the dovetail groove can be stably used for a long time, and connection quality of the dovetail groove in a connecting and fixing fiber reinforcing layer is guaranteed.
Description
Technical Field
The utility model relates to a tubular product, concretely relates to high performance polyvinyl chloride/hard polyvinyl chloride fibre reinforcing winding pipe section bar.
Background
The tubular product is a section bar commonly used in municipal engineering, but because the tubular product has a hollow pipe cavity, the whole volume of the tubular product is larger, and the transportation cost is extremely high. In order to solve the problems, winding pipes formed by winding sectional materials are available on the market, the sectional materials can be coiled for transportation when the winding pipes are not formed, and the sectional materials are wound into hollow pipes by using equipment after arriving at a construction site; meanwhile, in order to enhance the strength of the winding pipe, a reinforcing layer is wrapped on the outer wall of the winding pipe. Due to the limitation of the existing structure, the connection effect between the winding pipe and the reinforcing layer is poor, and the reinforcing layer is easy to fall off on the winding pipe.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a high-performance polyvinyl chloride/hard polyvinyl chloride fiber reinforced winding pipe section.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a high performance polyvinyl chloride hard polyvinyl chloride fibre reinforcing winding pipe section bar, includes the section bar of making by high performance polyvinyl chloride hard polyvinyl chloride, the section bar includes inner wall, outer wall, is located the cavity between inner wall and the outer wall, is equipped with the dovetail of many vertical settings on the surface of outer wall, is equipped with the gusset corresponding with the dovetail position in the cavity, be equipped with buckle and the draw-in groove that can carry out buckle cooperation lock joint of each other on inner wall or the outer wall, section bar spiral bending winding forms a hollow tube through the lock joint cooperation of buckle and draw-in groove, is provided with the fiber reinforcement layer that is used for strengthening winding pipe strength on the surface of hollow tube, and the part of fiber reinforcement layer is embedded into in the.
The utility model discloses in, the cavity is a plurality of cavities by the gusset interval, the cross sectional shape of cavity is the quadrangle.
The utility model discloses in, be equipped with the arc surface on the corner position that the cross-sectional shape is tetragonal cavity.
In the present invention, the bottom surface of the dovetail groove is parallel to the top surface of the cavity.
In the present invention, the bottom surface of the dovetail groove is higher than the top surface of the cavity.
The utility model has the advantages that: the utility model discloses a dovetail that has stronger bearing capacity is connected with the fibre enhancement layer, has effectively strengthened the joint strength between fibre enhancement layer and the hollow tube, makes the difficult hollow tube of following of fibre enhancement layer drop. The rib plates are supported and connected below the dovetail groove, so that the stability of the dovetail groove can be improved, the dovetail groove is prevented from being pulled and damaged by the fiber reinforced layer, and the dovetail groove can be stably used for a long time; and the outer wall and the rib plate simultaneously support and pull the dovetail groove, so that the use stability of the dovetail groove is further ensured, and the connection quality of the dovetail groove in connection with the fixed fiber reinforced layer is ensured.
Drawings
The invention will be further explained with reference to the drawings and the embodiments below:
FIG. 1 is a schematic cross-sectional view of a profile;
FIG. 2 is a partial schematic view of a hollow tube.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.
Referring to fig. 1-2, a high-performance polyvinyl chloride/rigid polyvinyl chloride fiber reinforced winding pipe section comprises a section 1 made of high-performance polyvinyl chloride/rigid polyvinyl chloride, wherein the section 1 comprises an inner wall 2, an outer wall 3 and a cavity located between the inner wall 2 and the outer wall 3. Furthermore, a plurality of dovetail grooves 4 longitudinally arranged are formed in the outer surface of the outer wall 3, rib plates 5 corresponding to the positions of the dovetail grooves 4 are arranged in the cavity, the dovetail grooves 4 have strong bearing capacity and are not prone to falling off when being connected with other components, and the rib plates 5 are connected under the dovetail grooves 4 in a supporting mode, so that the stability of the dovetail grooves 4 can be improved, and the dovetail grooves 4 are prevented from being pulled and damaged by other components. Furthermore, a buckle 6 and a clamping groove 7 which can be matched and buckled with each other by the buckle 6 are arranged on the section bar 1, the buckle 6 and the clamping groove 7 are positioned on the inner wall 2 and exposed outside from the outer wall 3, and the buckle 6 and the clamping groove 7 can also be positioned on the outer wall 3 and wrapped inside by the outer wall 3; the section bar 1 is spirally bent and wound and is matched with the clamping buckle 6 and the clamping groove 7 in a buckling mode to form a hollow pipe, a fiber reinforced layer 8 used for reinforcing the strength of a winding pipe is arranged on the outer surface of the hollow pipe, and the fiber reinforced layer 8 is partially embedded into the dovetail groove 4, so that the fiber reinforced layer 8 is completely fixed on the outer surface of the hollow pipe. Furthermore, the fiber reinforced layer 8 is formed by bonding glass fiber on the outer wall 3 of the hollow pipe, the glass fiber is soaked with a bonding agent, the bonding agent enters the dovetail groove 4 and is clamped in the dovetail groove 4 after being cured, and the fixed connection of the fiber reinforced layer 8 and the hollow pipe is completed; the fiber reinforced layer 8 can also be a fiber net, the fiber net is formed by interweaving a plurality of fiber strips in a criss-cross manner, the fiber strips can be glass fiber strips or strip-shaped objects made of other fibers, the fiber net is stuck with an adhesive, the fiber net is wrapped and wound on the outer wall 3 of the hollow pipe, the adhesive enters the dovetail groove 4 and is clamped in the dovetail groove 4 after being cured, and the fixed connection of the fiber reinforced layer 8 and the hollow pipe is completed; in summary, the fiber reinforced layer 8 is a structure that the fiber reinforced layer 8 includes a fiber layer and a connection layer combined with the dovetail groove 4, and the fiber reinforced layer 8 is fixed on the outer surface of the hollow pipe by the connection layer and the dovetail groove 4.
In the embodiment, in order to ensure the strength of the section bar 1 during bending deformation, the cavities are partitioned into a plurality of cavities 9 by rib plates 5, and the cross section of each cavity 9 is quadrilateral, so that the section bar 1 is light, the weight of the section bar 1 is reduced, the section bar 1 is convenient to transport and use, and the structural strength of the section bar 1 is ensured. And the arc surface 10 is arranged at the corner position of the chamber 9 with the quadrangular cross section, so that the deformation strength of the corner position is ensured, and the phenomenon that the connection position of the rib plate 5, the inner wall 2 and the outer wall 3 is pulled and disconnected when the section bar 1 is spirally bent to form a hollow pipe is avoided.
In this embodiment, the bottom surface of the dovetail groove 4 and the top surface of the cavity 9 are parallel to each other, and the top surface of the cavity 9 is the bottom surface of the outer wall 3; and the bottom surface of the dovetail groove 4 is higher than the top surface of the cavity 9, so that the outer wall 3 and the rib plate 5 simultaneously support and pull the dovetail groove 4, the use stability of the dovetail groove 4 is ensured, and the connection quality of the dovetail groove 4 in connection with the fixed fiber reinforced layer 8 is ensured.
The above description is only the preferred embodiment of the present invention, and the technical solutions of the objects of the present invention are all within the protection scope of the present invention as long as the objects are achieved by the substantially same means.
Claims (5)
1. The utility model provides a high performance polyvinyl chloride/hard polyvinyl chloride fibre reinforcement winding pipe section bar, includes section bar (1) of being made by high performance polyvinyl chloride/hard polyvinyl chloride, section bar (1) includes inner wall (2), outer wall (3), is located the cavity between inner wall (2) and outer wall (3), its characterized in that: be equipped with dovetail (4) that many vertical settings on the surface of outer wall (3), be equipped with in the cavity with corresponding gusset (5) in dovetail (4) position, be equipped with buckle (6) and draw-in groove (7) that can carry out buckle (6) cooperation lock joint of each other on inner wall (2) or outer wall (3), section bar (1) spiral bending winding forms a hollow tube through the lock joint cooperation of buckle (6) and draw-in groove (7), is provided with on the surface of hollow tube to be used for strengthening fibre reinforced layer (8) of winding pipe intensity, and the part of fibre reinforced layer (8) is embedded into in dovetail (4).
2. The high performance pvc/pvc fiber reinforced wound pipe profile of claim 1, wherein: the cavity is divided into a plurality of cavities (9) by rib plates (5), and the cross section of each cavity (9) is quadrilateral.
3. The high performance pvc/pvc fiber reinforced wound pipe profile of claim 2, wherein: the corner position of the chamber (9) with the quadrangular cross section is provided with an arc surface (10).
4. The high performance pvc/pvc fiber reinforced wound pipe profile of claim 1, wherein: the bottom surface of the dovetail groove (4) is parallel to the top surface of the cavity (9).
5. The high performance pvc/pvc fiber reinforced wound pipe profile of claim 4, wherein: the bottom surface of the dovetail groove (4) is higher than the top surface of the cavity (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921963017.1U CN210830829U (en) | 2019-11-13 | 2019-11-13 | High-performance polyvinyl chloride/hard polyvinyl chloride fiber reinforced winding pipe section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921963017.1U CN210830829U (en) | 2019-11-13 | 2019-11-13 | High-performance polyvinyl chloride/hard polyvinyl chloride fiber reinforced winding pipe section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210830829U true CN210830829U (en) | 2020-06-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921963017.1U Active CN210830829U (en) | 2019-11-13 | 2019-11-13 | High-performance polyvinyl chloride/hard polyvinyl chloride fiber reinforced winding pipe section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210830829U (en) |
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2019
- 2019-11-13 CN CN201921963017.1U patent/CN210830829U/en active Active
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