CN208268567U - A kind of glass reinforced plastic composite concrete push pipe - Google Patents
A kind of glass reinforced plastic composite concrete push pipe Download PDFInfo
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- CN208268567U CN208268567U CN201820545089.3U CN201820545089U CN208268567U CN 208268567 U CN208268567 U CN 208268567U CN 201820545089 U CN201820545089 U CN 201820545089U CN 208268567 U CN208268567 U CN 208268567U
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- glass fiber
- reinforced plastic
- fiber reinforced
- winding
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- 239000011152 fibreglass Substances 0.000 title claims abstract description 38
- 239000004567 concrete Substances 0.000 title claims abstract description 36
- 239000002131 composite material Substances 0.000 title claims abstract description 15
- 239000003365 glass fiber Substances 0.000 claims abstract description 37
- 238000004804 winding Methods 0.000 claims abstract description 34
- 239000004744 fabric Substances 0.000 claims abstract description 27
- 239000000835 fiber Substances 0.000 claims abstract description 16
- 239000011347 resin Substances 0.000 claims abstract description 12
- 229920005989 resin Polymers 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 3
- 239000000805 composite resin Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 55
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 239000011521 glass Substances 0.000 description 5
- 239000011150 reinforced concrete Substances 0.000 description 4
- 238000005266 casting Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000004840 adhesive resin Substances 0.000 description 1
- 229920006223 adhesive resin Polymers 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model discloses a kind of glass reinforced plastic composite concrete push pipes, including frp lining sleeve, glass fibre stereo fabric layer and concrete ceiling coil；Frp lining sleeve includes that frp lining layer and, intersection circumferential using glass fibre are alternately wrapped in the winding layer formed on frp lining layer outer wall；Winding layer is fixed on the outside of frp lining layer by adhering resin；Glass fibre stereo fabric layer includes single side layer and more projected fibers for being raised in single side layer surface；The single side layer of glass fibre stereo fabric layer is coated on the outer layer of winding layer and is fixed by adhering resin；Concrete ceiling coil pours in glass fibre stereo fabric layer outer layer and more projected fibers of glass fibre stereo fabric layer is completely encapsulated in concrete ceiling coil；The glass reinforced plastic composite concrete push pipe makes inner wall be not easy to be corroded by increasing frp lining layer, the service life of effective riser tubing, while the increase of the roughness coefficien of inner wall effectively improves the flow efficiency of liquid in pipeline.
Description
Technical Field
The utility model relates to a plumbing technical field, in particular to glass steel composite concrete push pipe.
Background
The prefabricated reinforced concrete jacking pipe is widely applied to the fields of municipal construction, drainage engineering and the like, but the reinforced concrete pipeline is relatively poor in water resistance due to the limitation of material performance of the reinforced concrete pipeline, and even in an area with a low underground water level, the medium in the pipeline leaks due to the fact that the medium is soaked and permeated for a long time, and meanwhile, a steel bar structure serving as a supporting framework in the pipeline is corroded and damaged, so that the overall mechanical performance of the pipeline is reduced, and the service life of the pipeline is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can promote the compound concrete push pipe of glass steel of concrete lining section of jurisdiction impermeability under the prerequisite of promoting a small amount of product cost.
Therefore, the utility model discloses technical scheme as follows:
a glass fiber reinforced plastic composite concrete jacking pipe comprises a glass fiber reinforced plastic lining sleeve, and a glass fiber three-dimensional fabric layer and a concrete jacking pipe which are sequentially coated on the outer side of the glass fiber reinforced plastic lining sleeve from inside to outside; wherein,
the glass fiber reinforced plastic lining sleeve comprises a glass fiber reinforced plastic lining layer and a winding layer formed by winding glass fibers on the outer wall of the glass fiber reinforced plastic lining layer alternately in a hoop winding mode and a cross winding mode; the winding layer is fixed on the outer side of the glass fiber reinforced plastic lining layer through bonding resin;
the glass fiber three-dimensional fabric layer comprises a single-sided layer and a plurality of protruding fibers protruding from the surface of the single-sided layer; the single-face layer of the glass fiber three-dimensional fabric layer is coated on the outer layer of the winding layer and is fixed through bonding resin, and the plurality of protruding fibers are vertical to the surface of the single-face layer and are in a vertical protruding state;
the concrete top pipe is poured on the outer layer of the glass fiber three-dimensional fabric layer, so that the protruding fibers on the glass fiber three-dimensional fabric layer are completely embedded in the concrete top pipe.
Preferably, the glass fiber reinforced plastic inner liner is a pipe body formed by glass fiber and resin composite materials, and the thickness of the pipe body is 1.2-2 mm.
Preferably, the thickness of the winding layer is 5-7 mm; wherein the ratio of the number of hoop winding layers to the number of cross winding layers is 1:1 to 1: 2.
Preferably, the axial height of the protruding fibers of the glass fiber three-dimensional fabric layer is 5-10 mm, and the distance between two adjacent protruding fibers is 10-15 mm.
The glass fiber reinforced plastic composite concrete top pipe has the advantages that the glass fiber reinforced plastic lining layer is additionally arranged on the inner wall of the concrete lining segment, so that the inner wall of the concrete pipe is not easy to corrode, and meanwhile, compared with the inner wall roughness coefficient of the traditional reinforced concrete pipe, the roughness coefficient of the inner wall of the concrete pipe is increased by 40%, and the flowing efficiency of liquid in the pipeline is effectively improved; in addition, through the single surface layer bonding of the three-dimensional fabric layer of glass fiber fix in the glass steel inside lining sleeve outside with protruding spacing and concrete push pipe pour the structural design as an organic whole realize the anchoring reinforcing effect between glass steel inside liner and the concrete pipe inner wall, guarantee in its use difficult emergence fracture phenomenon between glass steel inside liner and the concrete pipe inner wall, effectively promote the life of pipeline.
Drawings
FIG. 1 is a schematic structural view of a glass fiber reinforced plastic composite concrete jacking pipe of the present invention;
fig. 2 is a partially enlarged schematic view of fig. 1.
Detailed Description
The present invention will be further described with reference to the following drawings and specific examples, but the following examples are by no means limiting the present invention.
Taking DN2000 pipeline as an example, as shown in figures 1-2, the glass fiber reinforced plastic composite concrete jacking pipe comprises a glass fiber reinforced plastic lining sleeve 3, and a glass fiber three-dimensional fabric layer 2 and a concrete jacking pipe 1 which are sequentially coated on the outer side wall surface of the glass fiber reinforced plastic lining sleeve 3 from inside to outside; wherein,
the glass fiber reinforced plastic lining sleeve 3 comprises a glass fiber reinforced plastic lining layer and a winding layer; in particular, the amount of the solvent to be used,
the glass fiber reinforced plastic inner liner is a pipe body made of a composite material of glass fiber and resin, wherein the mixing ratio of the glass fiber to the resin is 7: 3; the thickness of the glass fiber reinforced plastic inner liner is 1.5 mm;
the winding layer is formed by winding glass fiber on the outer wall of the glass fiber reinforced plastic lining layer alternately in an annular winding mode and a cross winding mode; the ratio of the number of layers of hoop winding to the number of layers of cross winding is 1:2, namely, the glass fiber is wound in the hoop direction for one layer and then wound in the cross winding for two layers; during winding, the glass fiber is firstly immersed into the liquid adhesive resin and then wound on the outer side of the glass fiber reinforced plastic lining layer by layer, so that the winding layer is wound and fixed on the outer side of the glass fiber reinforced plastic lining layer, and the thickness of the finally formed winding layer is 7 mm;
the glass fiber three-dimensional fabric layer 2 comprises a single-sided layer and a plurality of protruding fibers protruding from the surface of the single-sided layer, and can be used after one surface layer of a commercially available two-sided layer glass fiber three-dimensional fabric layer is cut; specifically, the single-sided layer of the glass fiber three-dimensional fabric layer 2 is immersed in liquid bonding resin and then coated on the outer layer of the winding layer, after the bonding resin is cured, the single-sided layer of the glass fiber three-dimensional fabric layer 2 is firmly fixed on the outer side of the winding layer, and a plurality of cured raised fibers are in an upright state vertical to the single-sided layer; after the selected glass fiber three-dimensional fabric layer 2 is cured, the axial height of each protruding fiber is 10mm, and the distance between every two adjacent protruding fibers is 10 mm;
the concrete top pipe 1 is poured on the outer layer of the glass fiber three-dimensional fabric layer 2, and a plurality of convex fibers of the glass fiber three-dimensional fabric layer 2 are completely embedded in the concrete top pipe 1; specifically, after the glass fiber three-dimensional fabric layer 2 is cured, a hole is formed in the position, corresponding to a grouting opening of a pouring grinding tool, of the glass fiber reinforced plastic lining sleeve 3, the position of the hole corresponds to the position of the grouting opening, resin glue is used for smearing and sealing the grouting opening and the joint of the lining sleeve, and the sealing thickness is 10 mm; and after the resin adhesive is cured, the lining sleeve is wholly sleeved in the internal mold of the concrete casting mold for concrete casting, and the glass fiber reinforced plastic composite concrete jacking pipe is obtained.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (4)
1. The glass fiber reinforced plastic composite concrete jacking pipe is characterized by comprising a glass fiber reinforced plastic lining sleeve (3), and a glass fiber three-dimensional fabric layer (2) and a concrete jacking pipe (1) which are sequentially coated on the outer side of the glass fiber reinforced plastic lining sleeve (3) from inside to outside; wherein,
the glass fiber reinforced plastic lining sleeve (3) comprises a glass fiber reinforced plastic lining layer and a winding layer formed by winding glass fibers on the outer wall of the glass fiber reinforced plastic lining layer alternately in a hoop winding mode and a cross winding mode; the winding layer is fixed on the outer side of the glass fiber reinforced plastic lining layer through bonding resin;
the glass fiber three-dimensional fabric layer (2) comprises a single-sided layer and a plurality of protruding fibers protruding from the surface of the single-sided layer; the single-sided layer of the glass fiber three-dimensional fabric layer (2) is coated on the outer layer of the winding layer and is fixed through bonding resin;
the concrete top pipe (1) is poured on the outer layer of the glass fiber three-dimensional fabric layer (2), so that the protruding fibers on the glass fiber three-dimensional fabric layer (2) are completely embedded into the concrete top pipe (1).
2. The glass fiber reinforced plastic composite concrete ceiling coil of claim 1, wherein the glass fiber reinforced plastic inner liner is a tube body formed by a glass fiber and resin composite material, and the thickness of the tube body is 1.2-2 mm.
3. The glass fiber reinforced plastic composite concrete jacking pipe as claimed in claim 1, wherein the thickness of the winding layer is 5-7 mm; wherein the ratio of the number of hoop winding layers to the number of cross winding layers is 1:1 to 1: 2.
4. The glass fiber reinforced plastic composite concrete jacking pipe as claimed in claim 1, wherein the axial height of the protruding fibers of the glass fiber three-dimensional fabric layer (2) is 5-10 mm, and the distance between two adjacent protruding fibers is 10-15 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820545089.3U CN208268567U (en) | 2018-04-17 | 2018-04-17 | A kind of glass reinforced plastic composite concrete push pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820545089.3U CN208268567U (en) | 2018-04-17 | 2018-04-17 | A kind of glass reinforced plastic composite concrete push pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208268567U true CN208268567U (en) | 2018-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820545089.3U Active CN208268567U (en) | 2018-04-17 | 2018-04-17 | A kind of glass reinforced plastic composite concrete push pipe |
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| Country | Link |
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| CN (1) | CN208268567U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112814413A (en) * | 2021-01-04 | 2021-05-18 | 浙江亚德复合材料有限公司 | Glass fiber reinforced plastic liner for concrete surface |
-
2018
- 2018-04-17 CN CN201820545089.3U patent/CN208268567U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112814413A (en) * | 2021-01-04 | 2021-05-18 | 浙江亚德复合材料有限公司 | Glass fiber reinforced plastic liner for concrete surface |
| CN112814413B (en) * | 2021-01-04 | 2023-09-01 | 浙江亚德复合材料有限公司 | Glass fiber reinforced plastic gasket for concrete surface |
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