CN217130691U - Corrosion-resistant fiber expansion telescopic pipe - Google Patents
Corrosion-resistant fiber expansion telescopic pipe Download PDFInfo
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- CN217130691U CN217130691U CN202220336311.5U CN202220336311U CN217130691U CN 217130691 U CN217130691 U CN 217130691U CN 202220336311 U CN202220336311 U CN 202220336311U CN 217130691 U CN217130691 U CN 217130691U
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Abstract
The utility model discloses a corrosion-resistant fiber expansion extension tube in the technical field of extension tubes, which comprises a glass fiber tube head, wherein a corrugated tube wall is arranged between the glass fiber tube heads, the top of the inner wall of the corrugated tube wall is provided with bonding glue, the bottom of the bonding glue is provided with corrosion-resistant filler, the inner wall and the outer wall of the glass fiber tube head are sequentially provided with an inner layer corrosion-resistant glue and an outer layer corrosion-resistant glue, a fiber layer is arranged inside the glass fiber tube head, and flanges are arranged at two ends outside the glass fiber tube head; the utility model discloses a with traditional glass fiber flexible pipe design for forming by glass fiber tube head and corrugated pipe wall, the corrugated pipe wall is formed for the fibre processing for the dioxide, has the corrosion resistance more excellent than glass fiber, sets up adhesive and anticorrosive stopping in the inside cavity of corrugated pipe wall folding department simultaneously, but stop band circulation medium enters into folding cavity, avoids the medium to remain the time corrosion flexible pipe wall when longer, has protected the safety of pipeline.
Description
Technical Field
The utility model relates to a flexible pipe technical field specifically is a flexible pipe of corrosion resistant fiber inflation.
Background
The expansion pipe is also called as an expansion joint, an expansion joint and a compensator and is divided into a corrugated compensator, a sleeve compensator, a rotary compensator, a square natural compensator and the like, wherein the corrugated compensator is commonly used and is mainly used for ensuring the safe operation of a pipeline.
Most of the existing telescopic pipes are of an integrally formed structure and are made of glass fibers, when the telescopic joint of the pipeline is used in a non-stretching state of the pipeline, a conveyed medium can be remained in a cavity on the periphery of the wall of the corrugated pipe, and the wall of the telescopic joint can be corroded when the medium exists for a long time, so that the telescopic joint is not beneficial to safe use of the pipeline. Accordingly, one skilled in the art has provided a corrosion resistant fiber expansion bellows to solve the problems set forth in the background above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flexible pipe of corrosion-resistant fibre inflation to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a flexible pipe of corrosion resistant fiber inflation, includes the glass fiber tube head, be provided with the corrugated pipe wall between the glass fiber tube head, corrugated pipe wall inner wall top is provided with bonding glue, bonding glue bottom is provided with anticorrosive stopping, the outer wall has set gradually inlayer anticorrosive glue and outer anticorrosive glue in the glass fiber tube head, the inside fibrous layer that is provided with of glass fiber tube head, the outside both ends of glass fiber tube head are provided with the flange.
As a further aspect of the present invention: the corrugated pipe wall is made of silicon dioxide fibers, and two ends of the corrugated pipe wall are welded with the glass fiber pipe head.
As a further aspect of the present invention: the adhesive is in adhesive joint with the corrugated pipe wall, the anticorrosive filler is an epoxy polyester solid material, and the anticorrosive filler is in adhesive joint with the adhesive.
As a further aspect of the present invention: the inner layer anticorrosive glue and the outer layer anticorrosive glue are polyurethane coatings, and the inner layer anticorrosive glue and the outer layer anticorrosive glue are fixed on the inner wall and the outer wall of the glass fiber tube head in a hot melting mode.
As a further aspect of the present invention: the fiber layer is made of glass fiber, and the flange is welded with the outer wall of the glass fiber tube head.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a with traditional glass fiber flexible pipe design for forming by glass fiber tube head and corrugated pipe wall, the corrugated pipe wall is formed for the fibre processing for the dioxide, has more excellent corrosion resistance than glass fiber, sets up adhesive and anticorrosive stopping in the inside cavity of corrugated pipe wall folding department simultaneously, but stop band circulation medium enters into folding cavity, avoids the medium to remain the flexible pipe wall of corruption when the time is longer, has protected the pipeline safety.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side cross-sectional view of a glass fiber tube head according to the present invention;
FIG. 3 is a front sectional view of the connection between the fiberglass tube head and the corrugated tube wall according to the present invention;
fig. 4 is a schematic view of the connection relationship between the corrugated pipe wall and the anti-corrosion filling material after the corrugated pipe wall of the present invention is continuously unfolded.
In the figure: 1-a glass fiber pipe head; 2-corrugated pipe wall; 3-inner layer anti-corrosion glue; 4-a flange; 5-anticorrosive filling material; 6-adhesive glue; 7-outer layer anticorrosive glue.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-4, in an embodiment of the present invention, a flexible pipe of corrosion resistant fiber expansion, including glass fiber tube head 1, be provided with corrugated pipe wall 2 between the glass fiber tube head 1, 2 inner wall tops of corrugated pipe wall are provided with adhesive 6, the adhesive 6 bottom is provided with anticorrosive filler 5, 1 inside and outside walls of glass fiber tube head have set gradually inlayer anticorrosive glue 3 and outer anticorrosive glue 7, the inside fibrous layer that is provided with of glass fiber tube head 1, 1 outside both ends of glass fiber tube head are provided with flange 4.
The corrugated pipe wall 2 is made of silicon dioxide fibers, two ends of the corrugated pipe wall 2 are welded with the glass fiber pipe head 1, the silicon dioxide fibers can tolerate various industrial chemicals except hydrofluoric acid, phosphoric acid and strong alkali, the strength and the ductility of the silicon dioxide fibers and the dielectric value as high as 40V/m il, and the silicon dioxide fibers are the best insulating materials for electric leads and instrument leads, the service temperature of the silicon dioxide fiber sleeve is 538 ℃, the highest instantaneous temperature is 705 ℃, and the silicon dioxide fiber sleeve has better physical properties than the glass fibers; the adhesive 6 is glued with the corrugated pipe wall 2, the anticorrosive filler 5 is epoxy polyester solid material, and the anticorrosive filler 5 is glued with the adhesive 6; the inner layer anticorrosive glue 3 and the outer layer anticorrosive glue 7 are both polyurethane coatings, polyurethane and epoxy polyester are commonly used maintenance paint for the pipeline, and the inner layer anticorrosive glue 3 and the outer layer anticorrosive glue 7 are fixed on the inner wall and the outer wall of the glass fiber pipe head 1 in a hot melting mode; the fiber layer is made of glass fiber, and the flange 4 is welded with the outer wall of the glass fiber tube head 1.
The utility model discloses a theory of operation is: when the device is used specifically, the flange 4 is connected into a transportation pipeline system, the pipeline expansion joint can axially stretch out and draw back within a certain range, the offset generated by different axial directions of pipeline butt joint can be overcome within a certain angle, the device can greatly facilitate the installation and the disassembly of valve pipelines, is suitable for conveying seawater, fresh water, cold and hot water, drinking water, domestic sewage, crude oil, fuel oil, lubricating oil, product oil, air, coal gas, steam with the temperature not higher than 250 ℃, particle powder and other media, when the pipelines are not unfolded, the media circulate in the glass fiber tube head 1 and the corrugated tube wall 2, the media are blocked by the anti-corrosion filling material 5 and can not enter into an internal cavity at the folding position of the corrugated tube wall 2, so that the residual of the media is effectively blocked, the corrosion of the telescopic tube wall when the residual time of the media is longer is avoided, the safety of the pipelines is protected, and the corrugated tube wall 2 is made of silicon dioxide fiber, can tolerate a plurality of industrial chemicals, has better corrosion resistance compared with the glass fiber of the glass fiber tube head 1, and greatly improves the overall corrosion resistance of the pipeline by matching the use of the inner layer anticorrosive adhesive 3 and the outer layer anticorrosive adhesive 7 in the glass fiber tube head 1.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a flexible pipe of corrosion-resistant fibre inflation, includes glass fiber tube head (1), its characterized in that: be provided with corrugated pipe wall (2) between glass fiber tube head (1), corrugated pipe wall (2) inner wall top is provided with bonding glue (6), bonding glue (6) bottom is provided with anticorrosive filler (5), glass fiber tube head (1) inside and outside wall has set gradually inlayer anticorrosive glue (3) and outer anticorrosive glue (7), glass fiber tube head (1) inside is provided with the fibrous layer, glass fiber tube head (1) outside both ends are provided with flange (4).
2. The corrosion resistant fiber expansion bellows of claim 1, wherein: the corrugated pipe wall (2) is made of silicon dioxide fibers, and two ends of the corrugated pipe wall (2) are welded with the glass fiber pipe head (1).
3. The corrosion resistant fiber expansion bellows of claim 2, wherein: the adhesive (6) is connected with the corrugated pipe wall (2) in an adhesive mode, the anticorrosive filling material (5) is made of epoxy polyester solid materials, and the anticorrosive filling material (5) is connected with the adhesive (6) in an adhesive mode.
4. The corrosion resistant fiber expansion bellows of claim 3, wherein: the inner layer anticorrosive glue (3) and the outer layer anticorrosive glue (7) are polyurethane coatings, and the inner layer anticorrosive glue (3) and the outer layer anticorrosive glue (7) are fixed on the inner wall and the outer wall of the glass fiber tube head (1) in a hot melting mode.
5. The corrosion resistant fiber expansion bellows of claim 4, wherein: the fiber layer is made of glass fiber, and the flange (4) is welded with the outer wall of the glass fiber tube head (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220336311.5U CN217130691U (en) | 2022-02-19 | 2022-02-19 | Corrosion-resistant fiber expansion telescopic pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220336311.5U CN217130691U (en) | 2022-02-19 | 2022-02-19 | Corrosion-resistant fiber expansion telescopic pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217130691U true CN217130691U (en) | 2022-08-05 |
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ID=82621335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220336311.5U Active CN217130691U (en) | 2022-02-19 | 2022-02-19 | Corrosion-resistant fiber expansion telescopic pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217130691U (en) |
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2022
- 2022-02-19 CN CN202220336311.5U patent/CN217130691U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A corrosion-resistant fiber expansion pipe Effective date of registration: 20221019 Granted publication date: 20220805 Pledgee: Zhejiang Tiantai Rural Commercial Bank Co.,Ltd. Pledgor: Zhejiang Tianti Rubber & Plastic Technology Co.,Ltd. Registration number: Y2022330002688 |