CN112197074A - Double-walled slip of double-layered pipe is supported - Google Patents
Double-walled slip of double-layered pipe is supported Download PDFInfo
- Publication number
- CN112197074A CN112197074A CN202011065728.4A CN202011065728A CN112197074A CN 112197074 A CN112197074 A CN 112197074A CN 202011065728 A CN202011065728 A CN 202011065728A CN 112197074 A CN112197074 A CN 112197074A
- Authority
- CN
- China
- Prior art keywords
- sliding support
- pipe clamp
- inner pipe
- double
- supporting seat
- 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.)
- Pending
Links
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 239000011152 fibreglass Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 8
- 238000003466 welding Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 6
- 238000002309 gasification Methods 0.000 description 3
- 239000002737 fuel gas Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 210000003934 vacuole Anatomy 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/18—Double-walled pipes; Multi-channel pipes or pipe assemblies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
- F16L3/10—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing
- F16L3/1091—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing with two members, the two members being fixed to each other with fastening members on each side
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
- F16L55/035—Noise absorbers in the form of specially adapted hangers or supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The invention discloses a double-wall sliding support with a clamping pipe, which comprises an inner pipe clamp, wherein the inner pipe clamp surrounds the outer side of an inner pipe, at least two supporting seats are arranged on the outer side surface of the inner pipe clamp, one side of each supporting seat is fixedly connected with the inner pipe clamp, the other side of each supporting seat is provided with an opening outwards, a supporting slide block is arranged in each supporting seat, part of each supporting slide block extends out of the opening, an elastic resetting piece is arranged between each supporting slide block and the bottom of each supporting seat to reduce stress generated by temperature difference of the inner pipe in the operation process of a gas pipeline, and the clamping pipe type is adopted for the sliding support, so that the centering and welding work of the pipeline during the manufacturing and installation of the double-wall pipe is reduced, the maintenance cost of the pipeline is reduced, the welding of the sliding support.
Description
Technical Field
The invention belongs to the field of fittings for ultrahigh vacuum double-wall pipes, and particularly relates to a clamping pipe type double-wall sliding support.
Background
Various gas delivery lines exist in fuel storage and supply systems for marine gas hosts. At present, aiming at a pipeline for conveying fuel gas in a non-hazardous area, a stainless steel pipe is generally adopted for conveying in a ventilation pipe (structure), and the method has a plurality of problems, such as large space occupied by the pipe, and extremely difficult maintenance of the pipeline; and the other is that a double-layer pipeline (also called a double-wall pipe) is used for conveying the medium, so that the pipeline arrangement and the subsequent maintenance are convenient.
Double-walled pipe has inside and outside two-layer pipeline promptly, including inner tube and outer tube, need set up the distance that bearing structure kept between inner tube and the outer tube between inner tube and outer tube, bearing structure is the snap-on usually between inner tube and outer tube, when using, carry the low temperature medium in the inner tube, it is different to lead to inner tube and the flexible volume of outer tube, fixed bearing structure restriction and the flexible of hindering inner tube and outer tube, or the inner tube is occasionally carried inflammable gas, protect through the outer tube, if transmit under vibration environment this moment, inner tube and outer tube have relative movement, fixed bearing structure still can hinder the removal of inner tube and outer tube and abandon the transmission of utilizing double-walled pipe.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a gas pipeline, which reduces the stress generated by the temperature difference of an inner pipe in the operation process of the gas pipeline, simultaneously, the sliding support adopts a pipe clamping type, the pipeline centering and welding work during the manufacturing and installation of the double-wall pipe is reduced, the pipeline maintenance cost is reduced, meanwhile, the sliding support is prevented from being welded on the inner pipe, and the potential possibility of safety accidents such as deformation, gasification and the like caused by welding is reduced.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a double-walled slip of double-layered pipe formula supports, includes interior pipe clamp, and interior pipe clamp encircles in the outside of inner tube, is provided with two at least supporting seats on the lateral surface of interior pipe clamp, supporting seat one side is connected with inner tube clamp is fixed, and the opposite side is provided with the opening outwards, be provided with the supporting slide in the supporting seat, the opening is stretched out to the supporting slide part, is provided with the elasticity piece that resets between supporting slide and the supporting seat bottom.
Further interior pipe clamp includes the centre gripping section, the both ends of centre gripping section all are provided with the installation ear of outwards buckling, have seted up the through-hole on the installation ear, wear to be equipped with fixing bolt in the through-hole.
Further the centre gripping section is provided with two, and two centre gripping sections symmetrical arrangement are in the both sides of inner tube.
Further the clamping section is arc-shaped, and the inner surface of the clamping section is attached to the inner pipe.
The clamping section further comprises a plurality of straight assembling surfaces, and the supporting seat is fixed on the assembling surfaces.
And each mounting lug is further provided with two through holes, and the through holes and the supporting seat are staggered in the axial direction of the inner pipe clamp.
Further, an inner flange is arranged at the opening of the supporting seat, and an outer flange is arranged on one side, facing the inner pipe clamp, of the supporting sliding block.
Furthermore, the supporting slide block is made of glass fiber reinforced plastics.
Further the elastic reset piece is a compression spring.
Compared with the prior art, the invention has the beneficial effects that: the double-wall pipe clamp is suitable for the clamping pipe type internal sliding support of a double-wall pipe, and realizes the connection of a fuel gas supply pipeline; the stress generated by the gas pipeline in the operation process due to the temperature difference of the inner pipe is reduced through the sliding support in the double-wall pipe, the clamping pipe type is adopted by the sliding support, the pipeline neutralization welding work during the manufacturing and installation of the double-wall pipe is reduced, the pipeline maintenance cost is reduced, the sliding support is prevented from being welded on the inner pipe, and the potential possibility of safety accidents such as deformation, gasification and the like caused by welding is reduced.
Drawings
FIG. 1 is an axial view of a double-walled pipe with a double-walled sliding support according to the present invention mounted thereon;
FIG. 2 is a radial schematic view of the double-walled pipe with the double-walled sliding support of the present invention installed thereon;
FIG. 3 is a schematic structural view of a first embodiment of the double-walled sliding support of the present invention;
FIG. 4 is a schematic structural view of a second embodiment of the double-walled sliding support of the present invention;
FIG. 5 is a schematic structural view of a third embodiment of the double-walled sliding support of the present invention;
FIG. 6 is a schematic structural view of a fourth embodiment of the double-walled sliding support of the present invention;
fig. 7 is a schematic structural view of a fifth embodiment of the double-walled sliding support of the present invention.
Reference numerals: 1. an inner tube; 2. an outer tube; 3. an inner pipe clamp; 31. a clamping section; 32. mounting lugs; 4. a supporting seat; 5. a compression spring; 6. a support slide block; 7. and (5) fixing the bolt.
Detailed Description
Embodiments of the double-walled slip support of the present invention are further described with reference to fig. 1 to 6.
In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a number" or "a number" means two or more unless explicitly specified otherwise.
The first embodiment is as follows:
the utility model provides a double-walled slip of double-layered pipe formula supports, includes inner tube clamp 3, and inner tube clamp 3 encircles in the outside of inner tube 1, is provided with two at least supporting seats 4 on inner tube clamp 3's the lateral surface, 4 one sides of supporting seat and inner tube clamp 3 fixed connection, the opposite side is provided with the opening outwards, be provided with supporting slide 6 in the supporting seat 4, supporting slide 6 part stretch out the opening, is provided with the elasticity piece that resets between supporting slide 6 and the 4 bottoms of supporting seat.
According to the invention, the supporting seats 4 are fixed on the outer side surface of the inner pipe clamp 3, the preferable supporting seats 4 are welded on the inner pipe clamp 3, the preferable supporting seats 4 are uniformly distributed along the circumference, the inner pipe clamp 3 and the inner pipe 1 are split before installation, the inner pipe clamp 3 is sleeved on the outer side surface of the inner pipe 1 in a surrounding mode and fastened when the installation is carried out, the installation is fast, welding is not needed on site, and the problems of safety accidents such as deformation and gasification of the inner pipe 1 caused by welding are avoided.
Supporting seat 4 is the inside vacuole formation of tube-shape, and one side of support slider 6 is located the cavity of supporting seat 4 to reset the effect of piece through elasticity, it can stretch out and draw back in supporting seat 4, after the assembly on double-walled pipe, support slider 6's one side is contradicted on the internal surface of outer tube 2, when inner tube 1 and outer tube 2 take place to stretch out and draw back, support slider 6 can slide with outer tube 2 automatically, nevertheless supports outer tube 2 all the time.
The supporting slide 6 in the present embodiment is preferably made of glass fiber reinforced plastic, which can provide good thermal insulation, and has a small friction coefficient and is not easy to wear.
The preferred elastic return element in this embodiment is a compression spring 5, both ends of which respectively abut against the support slider 6 and the inner tube clamp 3.
In the preferred embodiment, the opening of the support seat 4 is provided with an inner flange, and the side of the support slider 6 facing the inner pipe clamp 3 is provided with an outer flange, so that the support slider 6 can be held in the support seat 4 without falling before the double-walled pipe is slidably supported and installed.
In this embodiment the inner pipe clamp 3 comprises a clamping section 31, the two ends of the clamping section 31 are provided with mounting lugs 32 which are bent outwards, through holes are formed in the mounting lugs 32, and fixing bolts 7 are arranged in the through holes in a penetrating mode. As shown in fig. 1 and 3, in the present embodiment, two clamping segments 31 are provided, each clamping segment 31 includes multiple straight assembling surfaces, included angles between all two adjacent assembling surfaces are the same, when two clamping segments 31 are assembled together, the whole inner pipe clamp 3 is in a regular octagon shape, the number of the supporting seats 4 is four, and four supporting seats 4 are all independently fixed on one assembling surface.
For the inner tube 1 having a larger diameter, the two holding sections 31 are provided, so that the assembly is easier.
As shown in fig. 2, in this embodiment, preferably, each of the mounting lugs 32 is provided with two through holes, and the through holes are staggered with the support seat 4 in the axial direction of the inner pipe clamp 3, in this embodiment, the axial direction of the inner pipe clamp 3 is the axial direction of the inner pipe 1, when assembling, the two adjacent mounting lugs 32 are fixed by using the fixing bolts 7, and at this time, the positions of the fixing bolts 7 are staggered with the support seat 4, which is convenient for using the tool.
Example two:
as shown in fig. 4, in the present embodiment, there are two clamping segments 31, each clamping segment 31 is arc-shaped, and each clamping segment 31 has two supporting seats 4, when the two clamping segments 31 are matched together to clamp the inner pipe clamp 3, the two clamping segments 31 are substantially circular, and can better fit the surface of the inner pipe 1, and other technical features are the same as those of the first embodiment.
Example three:
as shown in fig. 5, in the present embodiment, the clamping section 31 has one, the clamping section 31 is arc-shaped, the clamping section 31 has four supporting seats 4, and when the mounting lugs 32 at the two ends of the clamping section 31 are combined together, the clamping section 31 is circular as a whole, and the other technical features are the same as those of the first embodiment.
Example four:
as shown in fig. 6, in the present embodiment, there is one clamping section 31, the clamping section 31 is arc-shaped, and there are three supporting seats 4 on the clamping section 31, and the other technical features are the same as those of the first embodiment.
Example five:
as shown in fig. 7, in the present embodiment, there are two clamping segments 31, each clamping segment 31 includes a plurality of straight assembling surfaces, when the two clamping segments 31 are assembled together, the whole inner pipe clamp 3 is in a regular hexagon shape, there are two supporting seats 4, the two supporting seats 4 are respectively located on the two clamping segments 31 and symmetrically arranged, and other technical features are the same as those of the first embodiment.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (9)
1. A double-walled slip of double-walled of double-barreled of cartridge supports which characterized in that: including interior pipe clamp, interior pipe clamp encircles in the outside of inner tube, is provided with two at least supporting seats on the lateral surface of interior pipe clamp, supporting seat one side is connected with interior pipe clamp is fixed, and the opposite side is provided with the opening outwards, be provided with the support slider in the supporting seat, support slider part stretches out the opening, is provided with the elasticity piece that resets between support slider and the supporting seat bottom.
2. A jacketed double wall sliding support according to claim 1, characterized in that: the inner pipe clamp comprises a clamping section, wherein mounting lugs bent outwards are arranged at two ends of the clamping section, through holes are formed in the mounting lugs, and fixing bolts are arranged in the through holes in a penetrating mode.
3. A jacketed double wall sliding support according to claim 2, characterized in that: the clamping sections are arranged in two numbers, and the two clamping sections are symmetrically arranged on two sides of the inner pipe.
4. A jacketed double wall sliding support according to claim 2 or 3, characterized in that: the clamping section is arc-shaped, and the inner surface of the clamping section is attached to the inner pipe.
5. A jacketed double wall sliding support according to claim 2 or 3, characterized in that: the clamping section comprises a plurality of straight assembling surfaces, and the supporting seat is fixed on the assembling surfaces.
6. A jacketed double wall sliding support according to claim 2 or 3, characterized in that: two through holes are formed in each mounting lug, and the through holes and the supporting seat are staggered in the axial direction of the inner pipe clamp.
7. A jacketed double wall sliding support according to claim 6, characterized in that: an inner flange is arranged at an opening of the supporting seat, and an outer flange is arranged on one side of the supporting sliding block facing the inner pipe clamp.
8. A jacketed double wall sliding support according to claim 7, characterized in that: the supporting slide block is made of glass fiber reinforced plastics.
9. A jacketed double wall sliding support according to claim 7, characterized in that: the elastic reset piece is a compression spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011065728.4A CN112197074A (en) | 2020-09-30 | 2020-09-30 | Double-walled slip of double-layered pipe is supported |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011065728.4A CN112197074A (en) | 2020-09-30 | 2020-09-30 | Double-walled slip of double-layered pipe is supported |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112197074A true CN112197074A (en) | 2021-01-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011065728.4A Pending CN112197074A (en) | 2020-09-30 | 2020-09-30 | Double-walled slip of double-layered pipe is supported |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112197074A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114607845A (en) * | 2022-03-15 | 2022-06-10 | 浙江理工大学 | Heat insulation double-wall low-temperature pipe supporting structure |
-
2020
- 2020-09-30 CN CN202011065728.4A patent/CN112197074A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114607845A (en) * | 2022-03-15 | 2022-06-10 | 浙江理工大学 | Heat insulation double-wall low-temperature pipe supporting structure |
| CN114607845B (en) * | 2022-03-15 | 2024-01-19 | 浙江理工大学 | Heat-insulating double-wall cryotube supporting structure |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| CB02 | Change of applicant information |
Country or region after: China Address after: No. 525 Xinda Road, Xinfeng Town, Nanhu District, Jiaxing City, Zhejiang Province, 314005 Applicant after: Zhejiang Yada Green Energy Technology Co.,Ltd. Address before: 314001 Xinfeng Industrial Zone, Nanhu District, Jiaxing City, Zhejiang Province Applicant before: YADA PIPELINE SYSTEM Co.,Ltd. Country or region before: China |
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| CB02 | Change of applicant information |