CN210344620U - High-temperature-resistant conveying pipeline - Google Patents
High-temperature-resistant conveying pipeline Download PDFInfo
- Publication number
- CN210344620U CN210344620U CN201921061812.1U CN201921061812U CN210344620U CN 210344620 U CN210344620 U CN 210344620U CN 201921061812 U CN201921061812 U CN 201921061812U CN 210344620 U CN210344620 U CN 210344620U
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- China
- Prior art keywords
- stainless steel
- pipeline
- ring
- ring body
- steel pipe
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- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 24
- 239000010935 stainless steel Substances 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 19
- -1 polybutylene Polymers 0.000 claims abstract description 13
- 229920001748 polybutylene Polymers 0.000 claims abstract description 13
- 239000000565 sealant Substances 0.000 claims abstract description 10
- 238000002347 injection Methods 0.000 claims description 12
- 239000007924 injection Substances 0.000 claims description 12
- 238000004321 preservation Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920001083 polybutene Polymers 0.000 description 2
- 239000010963 304 stainless steel Substances 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a high temperature resistant conveying pipeline, which relates to the technical field of pipelines and comprises at least two pipeline bodies which are connected in sequence, wherein two adjacent pipeline bodies are connected through a flange component, the flange assembly comprises two flanges connected by bolts, each flange is fixedly arranged on the end part of the corresponding pipeline body, each pipeline body comprises a stainless steel pipe, the outer wall of the stainless steel pipe is wrapped with a heat-insulating layer, the outer wall of the heat-insulating layer is wrapped with a polybutylene pipe, the flange component also comprises a sealing ring, the sealing ring comprises a ring body and two inserting rings arranged at two ends of the ring body, each inserting ring is inserted into a corresponding stainless steel pipe, the ring body is clamped between two flanges of the flange assembly, annular grooves are uniformly distributed on the end faces of two sides of the ring body, and ultrahigh-temperature inorganic pouring sealant is filled in the annular grooves. The utility model discloses can improve the heat insulating ability of pipeline body to and improve the problem that pipeline body junction flange seam leaked easily.
Description
Technical Field
The utility model relates to the technical field of pipelines, in particular to high temperature resistant pipeline.
Background
At present, the pipelines for the oil field mainly adopt stainless steel-glass fiber reinforced plastic composite pipes with stainless steel linings, but most of the existing heat preservation layers are arranged on the outermost layers and are easy to fall off in transportation and construction engineering, the heat preservation effect cannot be achieved, in addition, the connection among the pipelines adopts a welding mode, the working efficiency is low, and if flange connection is adopted, a high-temperature-resistant sealing gasket between flanges is extremely easy to age due to the influence of a high-temperature medium for a long time.
Disclosure of Invention
An object of the utility model is to provide a high temperature resistant pipeline can improve the heat insulating ability of pipeline body to and improve the problem that pipeline body junction flange seam leaked easily.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a high temperature resistant pipeline, includes two piece at least consecutive pipeline bodies, and two adjacent pipeline bodies pass through the flange subassembly and connect, the flange subassembly includes two flanges of bolted connection, each flange fixed mounting is corresponding on this end of body of pipeline, each the pipeline body includes nonrust steel pipe, nonrust steel pipe outer wall parcel heat preservation, heat preservation outer wall parcel has the polybutylene pipeline, the flange subassembly still includes the sealing ring, the sealing ring includes ring body and sets up two socket rings at ring body both ends, each the socket ring inserts in corresponding nonrust steel pipe, ring body centre gripping in between two flanges of flange subassembly, ring body both sides terminal surface equipartition has put the ring channel, the ring channel packing has the inorganic casting glue of ultra-temperature.
As a further improvement of the technical scheme, two ends of the polybutylene tube extend and wrap the outer wall of the stainless steel tube, and a sealing ring is arranged between the polybutylene tube and the stainless steel tube.
As a further improvement of the technical scheme, an insulating layer is arranged between the stainless steel pipe and the insulating layer.
As a further improvement of the above technical solution, two sides of the ring body are respectively provided with an injection port, the injection ports are communicated with the corresponding annular grooves, and the injection ports are located at the lower parts of the annular grooves.
As a further improvement of the technical scheme, two sides of the ring body are respectively provided with an overflow port which is communicated with the corresponding annular groove, and the overflow ports are positioned at the upper part of the annular groove.
As a further improvement of the above technical solution, two flanges in the flange assembly are connected by a plurality of fasteners.
As a further improvement of the above technical solution, the fastener includes a connecting bolt and a nut engaged with the connecting bolt.
The utility model has the advantages that: the heat preservation is wrapped up by the polybutylene pipe, and is not fragile to set up the sealing ring, and pour into the inorganic pouring sealant of ultra-temperature into the ring channel, make sealing ring and nonrust steel pipe link out an organic whole. The utility model discloses do not adopt high temperature resistant seal gasket, can effectively avoid the high temperature medium in the stainless steel pipe to high temperature resistant seal gasket's influence, and two socket rings of sealing ring insert corresponding nonrust steel pipe in, effectively reduce the influence of high temperature medium to the inorganic casting glue of ultra-temperature.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.
Figure 1 is a cross-sectional view of an embodiment of the invention;
fig. 2 is a cross-sectional view of a pipe body in an embodiment of the invention;
fig. 3 is a cross-sectional view of a seal ring in an embodiment of the present invention.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions.
Referring to fig. 1 to 3, a high temperature resistant conveying pipeline comprises at least two pipeline bodies connected in sequence, wherein two adjacent pipeline bodies are connected through a flange assembly, the flange assembly comprises two flanges 21 connected through bolts, and each flange 21 is fixedly installed on the end part of the corresponding pipeline body. Specifically, each of the pipe bodies includes a stainless steel pipe 11, i.e., each of the flanges 21 is fixedly mounted on an end portion of the corresponding stainless steel pipe 11.
The flange assembly further comprises a sealing ring 30, the sealing ring 30 comprises a ring body 31 and two socket rings 33 arranged at two ends of the ring body 31, each socket ring 33 is inserted into the corresponding stainless steel tube 11, the ring body 31 is clamped between two flanges 21 of the flange assembly, annular grooves 32 are uniformly arranged on end faces of two sides of the ring body 31, and the annular grooves 32 are filled with ultra-high temperature inorganic pouring sealant 41. The ultra-high temperature inorganic pouring sealant 41 is a bi-component high temperature resistant pouring sealant, is the prior art, and can be purchased in the market.
As shown in fig. 3, preferably, the injection ports 34 are respectively disposed at both sides of the ring body 31, the injection ports 34 communicate with the corresponding annular grooves 32, and the injection ports 34 are located at the lower portions of the annular grooves 32. Furthermore, overflow ports 35 are respectively arranged on two sides of the ring body 31, the overflow ports 35 are communicated with the corresponding annular grooves 32, and the overflow ports 35 are located on the upper portions of the annular grooves 32.
In addition, two flanges 21 in the flange assembly are connected by a plurality of respective fasteners including connecting bolts 22 and nuts 23 engaged with the connecting bolts 22.
When the sealing ring 30 is used for connecting two pipeline bodies, the two insert-bearing rings 33 of the sealing ring 30 are respectively inserted into the inner pipe walls of the two pipeline bodies; then connecting the two flanges through a plurality of fasteners; aligning the bottle mouth of the bottled ultrahigh-temperature inorganic pouring sealant 41 with the corresponding injection port 34, sealing the gap between the bottle mouth and the injection port through an adhesive tape, injecting the ultrahigh-temperature inorganic pouring sealant 41 into the corresponding annular groove 32 from the injection port 34 until a small amount of ultrahigh-temperature inorganic pouring sealant flows out from the overflow port 35, and filling the annular groove 32 on the other side of the sealing ring 30 with the ultrahigh-temperature inorganic pouring sealant in the same way; and curing the ultrahigh-temperature inorganic potting adhesive.
The utility model discloses a one of them embodiment, 11 outer walls parcel heat preservation of stainless steel pipe 12, 12 outer walls parcel of heat preservation have polybutylene pipe 14, and the extension of polybutylene pipe 14 both ends is wrapped up on 11 outer walls of stainless steel pipe, has arranged sealing washer 15 between polybutylene pipe 14 and the stainless steel pipe 11, and wherein, heat preservation 12 can adopt the polyurethane material. Further, an insulating layer 13 is arranged between the stainless steel tube 11 and the insulating layer 12, and the insulating layer 13 can be made of organic silicon epoxy resin material. Further, the stainless steel pipe 11 may be made of 304 stainless steel. In an embodiment of the present invention, the polybutylene tube 14 can be inserted and sleeved outside the stainless steel tube 11, i.e. the wall of the polybutylene tube 14 protrudes out of the stainless steel tube 11; in another embodiment, the polybutene pipe 14 can be half-split plug bush, that is, the polybutene pipe 14 can be two semicircular pipes, and the two semicircular pipes can be connected by a snap-fit manner or a slot manner.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.
Claims (7)
1. A high temperature resistant conveying conduit, characterized by: the pipeline comprises at least two pipeline bodies which are sequentially connected, wherein two adjacent pipeline bodies are connected through a flange assembly, the flange assembly comprises two flanges (21) which are connected through bolts, each flange (21) is fixedly installed on the end part of the corresponding pipeline body, each pipeline body comprises a stainless steel pipe (11), the outer wall of each stainless steel pipe (11) is wrapped by a heat-insulating layer (12), the outer wall of each heat-insulating layer (12) is wrapped by a polybutylene pipe (14), the flange assembly further comprises a sealing ring (30), each sealing ring (30) comprises a ring body (31) and two socket rings (33) arranged at two ends of the ring body (31), each socket ring (33) is inserted into the corresponding stainless steel pipe (11), the ring body (31) is clamped between the two flanges (21) of the flange assembly, and annular grooves (32) are uniformly arranged on the end faces of two sides of the ring body (31), the annular groove (32) is filled with ultrahigh-temperature inorganic pouring sealant (41).
2. The refractory duct of claim 1, wherein: two ends of the polybutylene tube (14) extend and wrap the outer wall of the stainless steel tube (11), and a sealing ring (15) is arranged between the polybutylene tube (14) and the stainless steel tube (11).
3. The refractory duct of claim 2, wherein: an insulating layer (13) is further arranged between the stainless steel pipe (11) and the heat-insulating layer (12).
4. A high temperature resistant conveying pipe according to any one of claims 1 to 3, characterized in that: and injection ports (34) are respectively arranged on two sides of the ring body (31), the injection ports (34) are communicated with the corresponding annular grooves (32), and the injection ports (34) are positioned on the lower parts of the annular grooves (32).
5. The refractory duct of claim 4, wherein: two sides of the ring body (31) are respectively provided with an overflow port (35), the overflow ports (35) are communicated with the corresponding annular grooves (32), and the overflow ports (35) are positioned at the upper parts of the annular grooves (32).
6. The refractory duct of claim 5, wherein: two flanges (21) of the flange assembly are connected by a plurality of fasteners.
7. The refractory duct of claim 6, wherein: the fastener comprises a connecting bolt (22) and a nut (23) matched with the connecting bolt (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921061812.1U CN210344620U (en) | 2019-07-08 | 2019-07-08 | High-temperature-resistant conveying pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921061812.1U CN210344620U (en) | 2019-07-08 | 2019-07-08 | High-temperature-resistant conveying pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210344620U true CN210344620U (en) | 2020-04-17 |
Family
ID=70193485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921061812.1U Active CN210344620U (en) | 2019-07-08 | 2019-07-08 | High-temperature-resistant conveying pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210344620U (en) |
-
2019
- 2019-07-08 CN CN201921061812.1U patent/CN210344620U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240425 Address after: Room 803A (K32), No. 1268 Guangzhou Avenue Middle, Tianhe District, Guangzhou City, Guangdong Province, 510620 Patentee after: Guangdong Jianfeide Industrial Development Co.,Ltd. Country or region after: China Address before: No. 2 Yongshun Avenue West Road, Huangpu District, Guangzhou City, Guangdong Province, 511356 Patentee before: ASIAN OASIS INDUSTRIES (GUANGZHOU) CO.,LTD. Country or region before: China |
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| TR01 | Transfer of patent right |