CN220102352U - Reinforced composite pipe with crimping socket - Google Patents
Reinforced composite pipe with crimping socket Download PDFInfo
- Publication number
- CN220102352U CN220102352U CN202321528901.9U CN202321528901U CN220102352U CN 220102352 U CN220102352 U CN 220102352U CN 202321528901 U CN202321528901 U CN 202321528901U CN 220102352 U CN220102352 U CN 220102352U
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- CN
- China
- Prior art keywords
- socket
- pipe
- inner pipe
- joint part
- lap joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000002131 composite material Substances 0.000 title claims abstract description 26
- 238000002788 crimping Methods 0.000 title claims abstract description 17
- 239000000835 fiber Substances 0.000 claims abstract description 23
- 239000002184 metal Substances 0.000 claims abstract description 13
- 238000003825 pressing Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 13
- 238000005096 rolling process Methods 0.000 claims description 12
- 230000002787 reinforcement Effects 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000005253 cladding Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 27
- 239000000463 material Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The technical scheme adopted by the reinforced composite pipe with the crimping socket comprises a pipe body, a bell mouth and a socket, wherein the socket comprises a socket inner pipe, a fiber cushion layer and a socket pipe, and the socket pipe is further provided with a lap joint part; the length of the fiber cushion layer is smaller than that of the socket inner pipe, the lap joint part is tubular and sleeved on the outer surface of the socket inner pipe, the socket pipe and the lap joint part are made of metal, the lap joint part and the socket inner pipe are outwards rolled for many times to form a buckling and crimping part, and the outer diameter of the buckling and crimping part is smaller than or equal to that of the socket pipe. The utility model uses the ductility of metal to turn the overlap joint part and the socket inner pipe outwards for a plurality of times to form the buckling and pressing joint part, thereby fixedly connecting the overlap joint part and the socket inner pipe instead of welding, and the whole process is completed by adopting machine equipment so as to reduce the labor cost and the labor intensity.
Description
Technical Field
The utility model relates to the technical field of composite pipes, in particular to a reinforced composite pipe with a crimping socket.
Background
The composite pipeline is formed by compounding a plurality of materials, wherein the inner layer is mostly made of steel pipes, the outer layer is mostly made of glass fiber reinforced plastics, carbon fibers and other composite materials, and the various materials exert the respective characteristics and have irreplaceable comprehensive performance advantages. However, when in socket joint, the outer layer of one composite pipeline is spliced on the inner layer of the other composite pipeline, and a sealing ring is filled in a gap, and as the interlayer combination of dissimilar materials cannot be completely consistent, the surface of the outer layer composite material is generally rough, the sealing performance is poor after the outer layer composite material is combined with the sealing ring, and the sealing failure is likely to occur to some extent, so that the water seepage problem is caused. In order to solve the sealing problem, the patent applied by the applicant discloses a reinforced composite pipe of a socket pipe fitting and a preparation method thereof, wherein a metal socket pipe is sleeved outside an outer layer material of a socket, and the advantages of easy treatment, good smoothness and low roughness of the metal surface are utilized to improve the sealing performance and avoid the water seepage problem. However, the metal socket pipe is fixed through welding the lap joint part and the inner layer, and the welding is generally finished through manual work, so that the labor cost is high, and the labor intensity is also high as the pipe caliber is high.
Disclosure of Invention
Aiming at the problems of high labor cost and high labor intensity in welding between a metal socket pipe and an inner layer in the prior art, the utility model provides the reinforced composite pipe with a crimping socket.
The utility model provides the following technical scheme: the reinforced composite pipe with the crimping socket comprises a pipe body, a socket and a socket, wherein the socket and the socket are respectively arranged at two ends of the pipe body, the socket comprises an inner socket pipe, a fiber cushion layer coated on the outer surface of the inner socket pipe and a socket pipe sleeved on the outer surface of the fiber cushion layer, and the socket pipe is further provided with a lap joint part; the length of the fiber cushion layer is smaller than that of the socket inner pipe, the lap joint part is tubular and sleeved on the outer surface of the socket inner pipe, the socket pipe and the lap joint part are made of metal, the lap joint part and the socket inner pipe are outwards rolled for many times to form a buckling and crimping part, and the outer diameter of the buckling and crimping part is smaller than or equal to that of the socket pipe.
Preferably, the length of the socket inner tube is greater than the sum of the lengths of the socket tube and the lap; the buckling and crimping part comprises a first rolling part formed by outwards rolling the socket inner pipe to one surface of the socket inner pipe and attaching the outer surface of the lap joint part, and a second rolling part formed by outwards rolling the socket inner pipe, the lap joint part and the first rolling part to the other surface of the socket inner pipe and attaching the outer surface of the lap joint part.
Preferably, the pipe body comprises a pipe body inner pipe with one end connected with the socket inner pipe, the socket comprises a socket inner pipe connected with the other end of the pipe body inner pipe and a sealing ring mounting ring groove arranged on the inner wall of the socket inner pipe, the outer surfaces of the pipe body inner pipe and the socket inner pipe are both coated with a fiber reinforcement layer, and the fiber reinforcement layer is connected with the fiber cushion layer.
Preferably, the pipe body inner pipe and the socket inner pipe are integrally formed and have the same thickness.
Preferably, the fibrous blanket has a thickness less than the thickness of the fibrous reinforcing layer.
The beneficial effects of the utility model are as follows: the lap joint part and the socket inner pipe are outwards turned and rolled for a plurality of times to form the buckling and crimping part by utilizing the ductility of metal, so that the lap joint part is fixedly connected with the socket inner pipe to replace welding, and the whole process is completed by adopting machine equipment, so that the labor cost and the labor intensity are reduced.
Drawings
FIG. 1 is a cross-sectional view of one embodiment of the present utility model.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Reference numerals: 10. a pipe body; 11. a tube body inner tube; 12. a fiber reinforcement layer; 20. a socket; 21. a socket inner tube; 22. the sealing ring is provided with a ring groove; 30. a socket; 31. a socket inner tube; 32. a fibrous blanket; 33. a socket tube; 34. a lap joint; 40. a buckling and pressing part; 41. a first turnup part; 42. and a second turnup part.
Description of the embodiments
Embodiments of the present utility model will be described in more detail below with reference to the drawings and reference numerals, so that those skilled in the art can practice the present utility model after studying the specification. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The utility model provides a reinforced composite pipe with a crimping socket, as shown in fig. 1-2, which comprises a pipe body 10, a bell mouth 20 and a socket 30 respectively arranged at two ends of the pipe body 10, wherein the bell mouth 20 of one reinforced composite pipe is in socket fit with the socket 30 of the other reinforced composite pipe, and a plurality of reinforced composite pipes are sequentially connected through socket fit.
The socket 30 comprises an inner socket pipe 31, a fiber cushion layer 32 coated on the outer surface of the inner socket pipe 31, and a socket pipe 33 sleeved on the outer surface of the fiber cushion layer 32, wherein the socket pipe 33 is further provided with a lap joint part 34. The socket inner tube 31, the socket tube 33, and the lap 34 are all made of metal, such as stainless steel, and are tubular. The fiber cushion layer 32 can be made of fiber reinforced materials, such as glass fiber reinforced plastic, carbon fiber and the like, and is wound on the outer surface of the socket inner tube 31 through a fixed-length winding process so as to fill a gap between the socket tube 33 and the socket inner tube 31 and provide radial rigidity for the socket tube 33, so that the thickness of the socket tube 33 is reduced, and the cost is reduced; in the present embodiment, the thickness of the socket pipe 33 is smaller than the thickness of the socket inner pipe 31. The length of the fibrous blanket 32 is less than the length of the inner socket tube 31 so that the outer surface of the inner socket tube 31 has sufficient space to fit the overlap so that the overlap 34 is tubular and fits over the outer surface of the inner socket tube 31.
When the reinforcing composite pipes are in socket fit, the socket pipe 33 of one reinforcing composite pipe is inserted into the socket 20 of the other reinforcing composite pipe, and a sealing ring is filled in a gap between the socket pipe and the socket pipe to form a sealing structure. Because the socket pipe 33 is made of metal, the outer surface of the socket pipe is polished and polished, the surface has good smoothness, small roughness, strong binding force with the sealing ring and good sealing performance, and the water seepage problem can be avoided.
Further, the lap joint part 34 and the socket inner tube 31 are turned outwards for a plurality of times to form the buckling and crimping part 40 by utilizing the ductility of metal, so that the lap joint part 34 is fixedly connected with the socket inner tube 31, and the whole process is completed by adopting machine equipment, so that the labor cost and the labor intensity are reduced. The outer diameter D1 of the fastening and pressing part 40 is smaller than or equal to the outer diameter D2 of the socket pipe 33, so as to avoid affecting the socket connection between pipes.
Specifically, the length of the socket inner tube 31 is greater than the sum of the lengths of the socket tube 33 and the overlap 34, so that the socket inner tube 31 protrudes beyond the overlap 34; the buckling and crimping part 40 comprises a first rolling part 41 formed by the fact that the socket inner tube 31 is rolled outwards to the position that one surface of the socket inner tube 31 is attached to the outer surface of the lap part 34, and a second rolling part 42 formed by the fact that the socket inner tube 31, the lap part 34 and the first rolling part 41 are rolled outwards to the position that the other surface of the socket inner tube 31 is attached to the outer surface of the lap part 34. As shown in fig. 2, during the rolling, the portion of the socket inner tube 31 protruding the lap portion 34 may be rolled outwards to cover the end of the lap portion 34 to form a first rolled portion 41, and then the socket inner tube 31, the lap portion 34 and the first rolled portion 41 may be rolled continuously to form a second rolled portion 42.
Preferably, the pipe body 10 comprises a pipe body inner pipe 11 with one end connected with the socket inner pipe 31, the socket 20 comprises a socket inner pipe 21 connected with the other end of the pipe body inner pipe 11 and a seal ring installation ring groove 22 arranged on the inner wall of the socket inner pipe 21, the outer surfaces of the pipe body inner pipe 11 and the socket inner pipe 21 are respectively coated with a fiber reinforced layer 12, and the fiber reinforced layers 12 are connected with the fiber cushion layers 32. The pipe body inner pipe 11 and the socket inner pipe 21 are also made of metal; the fiber reinforcement layer 12 is formed by winding fiber reinforcement material around the outer surfaces of the pipe body inner pipe 11 and the socket inner pipe 21, and is formed simultaneously with the formation of the fiber mat layer 32, and the two layers are integrally connected. The seal ring mounting ring groove 22 is used for placing a seal ring.
Preferably, the pipe body inner pipe 11 and the socket inner pipe 31 are integrally formed and have the same thickness, so that the processing is convenient.
Preferably, the thickness of the fibrous blanket 32 is less than the thickness of the fibrous reinforcement layer 12 to reduce the inner diameter of the socket inner tube 21 and reduce costs.
The foregoing is a description of one or more embodiments of the utility model, which are specific and detailed, but are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (5)
1. The utility model provides a take reinforcing composite pipe of crimping socket, includes pipe shaft (10) and sets up bellmouth (20) and socket (30) at pipe shaft (10) both ends respectively, socket (30) include socket inner tube (31), cladding in fibrous bed course (32) of socket inner tube (31) surface and cup joint socket pipe (33) of fibrous bed course (32) surface, socket pipe (33) still is provided with overlap joint portion (34); the length of the fiber cushion layer (32) is smaller than that of the socket inner tube (31), the lap joint part (34) is tubular and sleeved on the outer surface of the socket inner tube (31), and the socket inner tube (31), the socket tube (33) and the lap joint part (34) are made of metal, and are characterized in that: the lap joint part (34) and the socket inner pipe (31) are outwards rolled for a plurality of times to form a buckling and pressing part (40), and the outer diameter of the buckling and pressing part (40) is smaller than or equal to the outer diameter of the socket pipe (33).
2. The reinforced composite tube with crimp socket of claim 1, wherein: the length of the socket inner pipe (31) is larger than the sum of the lengths of the socket pipe (33) and the lap joint part (34); the buckling and crimping part (40) comprises a first rolling part (41) formed by the fact that the socket inner pipe (31) is rolled outwards to the fact that one surface of the socket inner pipe (31) is attached to the outer surface of the lap joint part (34), and a second rolling part (42) formed by the fact that the socket inner pipe (31), the lap joint part (34) and the first rolling part (41) are rolled outwards to the fact that the other surface of the socket inner pipe (31) is attached to the outer surface of the lap joint part (34).
3. The reinforced composite tube with crimp socket of claim 1, wherein: the pipe body (10) comprises a pipe body inner pipe (11) with one end connected with the socket inner pipe (31), the socket (20) comprises a socket inner pipe (21) connected with the other end of the pipe body inner pipe (11) and a sealing ring mounting ring groove (22) arranged on the inner wall of the socket inner pipe (21), the outer surfaces of the pipe body inner pipe (11) and the socket inner pipe (21) are both coated with a fiber reinforced layer (12), and the fiber reinforced layer (12) is connected with a fiber cushion layer (32).
4. A reinforced composite pipe with a crimp socket according to claim 3, wherein: the pipe body inner pipe (11) and the socket inner pipe (31) are integrally formed and have the same thickness.
5. A reinforced composite pipe with a crimp socket according to claim 3, wherein: the fibrous blanket (32) has a thickness less than the thickness of the fibrous reinforcement layer (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321528901.9U CN220102352U (en) | 2023-06-15 | 2023-06-15 | Reinforced composite pipe with crimping socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321528901.9U CN220102352U (en) | 2023-06-15 | 2023-06-15 | Reinforced composite pipe with crimping socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220102352U true CN220102352U (en) | 2023-11-28 |
Family
ID=88847610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321528901.9U Active CN220102352U (en) | 2023-06-15 | 2023-06-15 | Reinforced composite pipe with crimping socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220102352U (en) |
-
2023
- 2023-06-15 CN CN202321528901.9U patent/CN220102352U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |