CN211624597U - Corrugated pipe with good heat insulation performance - Google Patents
Corrugated pipe with good heat insulation performance Download PDFInfo
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- CN211624597U CN211624597U CN201922478927.7U CN201922478927U CN211624597U CN 211624597 U CN211624597 U CN 211624597U CN 201922478927 U CN201922478927 U CN 201922478927U CN 211624597 U CN211624597 U CN 211624597U
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- insulation performance
- bellows
- heat preservation
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- heat
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Abstract
The utility model discloses a bellows that thermal insulation performance is good aims at solving the bellows thermal insulation performance not good, and easy fracture causes the problem of wasting of resources. The key points of the technical scheme are as follows: the utility model provides a bellows that thermal insulation performance is good, including the bellows body, the bellows body from interior to exterior is including the inner tube in proper order, heat preservation and outer tube, be provided with a plurality of backup pads that distribute along inner tube outer wall annular array between heat preservation and the inner tube, be formed with the cavity between the adjacent backup pad, the cavity intussuseption is filled with the heat preservation cotton, from interior to exterior has set gradually aerogel felt blanket and superfine glass cotton layer between heat preservation and the outer tube, be provided with the fixed block that a plurality of arrays distribute between outer tube and the superfine glass cotton layer, be formed with the vacuum cavity between outer tube and the superfine glass cotton layer. The utility model discloses a bellows that thermal insulation performance is good can improve the thermal insulation performance of bellows, prevents the bellows fracture, resources are saved.
Description
Technical Field
The utility model relates to a plumbing, more specifically say, it relates to a bellows that thermal insulation performance is good.
Background
The corrugated pipe is widely applied as a fitting mainly applied to a sensitive element of a pressure gauge, requirements are provided for various performances of the corrugated pipe in consideration of the complex application occasions of the corrugated pipe, and the conventional corrugated pipe is poor in toughness, low in overall strength, poor in pressure-resistant effect, wear-resistant and poor in leakage-proof effect.
To above-mentioned problem, chinese patent that publication number is CN209458510U discloses a withstand voltage bellows of high tenacity, including interior casing, shell body and nylon ring, interior casing extexine and shell body endosexine all are provided with the buffer layer, be provided with the nylon ring between the buffer layer, the quantity of nylon ring sets up to the multiunit, connect through the nylon connecting band between the nylon ring, the buffer layer is for having silica gel ball filler material to make, interior casing endosexine is provided with leak protection layer, the shell body extexine is provided with the wearing layer, be provided with the intensity layer between shell body and the wearing layer, the shell body periphery is provided with the recess, the quantity of recess is a plurality of.
The scheme has the advantages of good toughness, high overall strength, good pressure-resistant effect, wear resistance and good leakage-proof effect, and is suitable for wide popularization and use. However, the heat insulating property of the corrugated pipe in the scheme is poor, water in the pipe is easy to freeze in winter, the phenomenon that the corrugated pipe is frost crack is caused, and resource waste is caused.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a bellows that thermal insulation performance is good, through set up the heat preservation between outer tube and inner tube to pack the heat preservation cotton in the cavity between heat preservation and inner tube, then set up aerogel carpet veneer and superfine glass cotton layer between outer tube and inner tube, reach and improve bellows thermal insulation performance, prevent the purpose of bellows fracture.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a bellows that thermal insulation performance is good, includes the bellows body, bellows body from interior to exterior is including inner tube, heat preservation and outer tube in proper order, be provided with a plurality of backup pads that distribute along inner tube outer wall annular array between heat preservation and the inner tube, adjacent be formed with the cavity between the backup pad, the cavity intussuseption is filled with the heat preservation cotton, from interior to exterior has set gradually aerogel felt layer and superfine glass cotton layer between heat preservation and the outer tube, the outer tube with be provided with the fixed block that a plurality of arrays distribute between the superfine glass cotton layer, be formed with the vacuum cavity between outer tube and the superfine glass cotton layer.
By adopting the technical scheme, the heat-insulating layer is made of asbestos, the asbestos has good heat insulation performance and is a good heat-insulating material, the heat-insulating layer can enhance the heat-insulating effect of the corrugated pipe body, the inner pipe and the outer pipe are both made of polyvinyl chloride, so that the inner pipe and the outer pipe have good stability, the cracking condition of the corrugated pipe body is reduced, meanwhile, the heat-insulating cotton in the space-time cavity has the characteristics of light weight, oxidation resistance, low heat conductivity, good flexibility and corrosion resistance, the heat-insulating effect of the corrugated pipe body is further enhanced, the aerogel felt layer has higher strength, fatigue resistance and heat-insulating performance, the toughness of the corrugated pipe in the folding and unfolding processes is improved, the superfine glass wool layer has the advantages of heat conductivity and heat insulation, the heat-insulating performance of the corrugated pipe body is further improved, meanwhile, the temperature loss can be prevented in the air, and the corrugated pipe, the cracking of the corrugated pipe due to over-low temperature is prevented, and resources are saved.
The utility model discloses further set up to: be provided with the draw-in groove of a plurality of array distributions on the aerogel carpet veneer, be provided with the card strip that is used for inserting the draw-in groove on the superfine glass cotton layer.
Through adopting above-mentioned technical scheme, card strip on the cotton layer of superfine glass can insert the draw-in groove on the aerogel felt layer, makes the connection between the cotton layer of superfine glass and the aerogel felt layer more stable, has strengthened bellows body inner structure's stability.
The utility model discloses further set up to: the outer pipe and the inner pipe are both provided with a plurality of folding corrugated sheets which are integrally formed with the outer pipe and the inner pipe, and the fixing blocks, the supporting plates and the folding corrugated sheets are distributed in a staggered mode.
Through adopting above-mentioned technical scheme, folding corrugated sheet can make the folding of bellows body more convenient, and the distribution position of fixed block and supporting shoe can not conflict with the folding production of bellows, prevents to lead to the fact the influence to the folding of bellows.
The utility model discloses further set up to: the surface of the folded corrugated sheet is arc-shaped.
Through adopting above-mentioned technical scheme, the setting of cambered surface can reduce the loss of folding corrugated sheet stress department in the folding process.
The utility model discloses further set up to: the inner tube is internally provided with a containing cavity, and a heat storage layer is arranged in the containing cavity.
Through adopting above-mentioned technical scheme, the heat accumulation layer can save partial heat, has slowed down this body heat loss's of bellows speed, has further strengthened the thermal insulation performance of bellows body.
The utility model discloses further set up to: the heat storage layer is made of a phase-change material.
By adopting the technical scheme, the phase-change material can absorb and store a large amount of latent heat; when the phase-change material is cooled, the stored heat is dissipated to the environment within a certain temperature range, and the heat-insulating property of the corrugated pipe body is enhanced.
To sum up, the utility model discloses following beneficial effect has:
one of them, through adopting the above-mentioned technical scheme, the material of the heat preservation is asbestos, asbestos has good heat-proof quality, it is very good heat-insulating material, the heat preservation can strengthen the heat preservation effect of the bellows body, inner tube and outer tube are made of polyvinyl chloride, make inner tube and outer tube have good stability, has reduced the cracked situation of the bellows body, the heat preservation cotton in the intracavity has light in weight, antioxidation, the thermal conductivity is low, the compliance is good, the corrosion-resistant characteristic, further strengthen the heat preservation effect of the bellows body, the aerogel felt layer has higher brute force, fatigue resistance and heat preservation performance, has improved the toughness of the bellows in folding and unfolding process, the ultra-fine glass wool layer has thermal conductivity , advantage of heat preservation and heat insulation, further improve the heat preservation performance of the bellows body, meanwhile, can obstruct the loss of temperature in the air, make the bellows body have good heat preservation performance, the cracking of the corrugated pipe due to over-low temperature is prevented, and resources are saved.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention, showing the internal structural features of the bellows body;
FIG. 2 is an enlarged view of section A of FIG. 1 showing the positional relationship of the card slot and the card strip;
fig. 3 is a schematic external structural view of the corrugated pipe of the present invention, showing the external structural features of the corrugated pipe.
In the figure: 1. an inner tube; 2. a heat-insulating layer; 3. an outer tube; 4. a support plate; 5. a cavity; 6. heat preservation cotton; 7. an aerogel blanket; 8. a superfine glass wool layer; 9. a fixed block; 10. a vacuum chamber; 11. a card slot; 12. Clamping the strip; 13. an accommodating cavity; 14. folding the corrugated sheet.
Detailed Description
In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "set/connected", "connected", and the like are to be interpreted broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be described in detail with reference to the accompanying drawings and examples.
A corrugated pipe with good heat preservation performance is disclosed, as shown in figures 1-3, comprising a corrugated pipe body, wherein the corrugated pipe body sequentially comprises an inner pipe 1, a heat preservation layer 2 and an outer pipe 3 from inside to outside, the inner pipe 1 and the outer pipe 3 are both made of polyvinyl chloride, the inner pipe 1 and the outer pipe 3 have good stability, the heat preservation layer 2 is made of asbestos, the asbestos has good heat insulation performance and is a good heat preservation material, an accommodating cavity 13 is arranged in the inner pipe 1, a heat accumulation layer is arranged in the accommodating cavity 13 and is made of a phase change material, a plurality of support plates 4 distributed along the outer wall of the inner pipe 1 in an annular array manner are arranged between the heat preservation layer 2 and the inner pipe 1, two ends of each support plate 4 are respectively bonded and fixed with the heat preservation layer 2 and the inner pipe 1 through bonding materials, a cavity 5 is formed between adjacent support plates 4, heat preservation cotton 6 is filled in the cavity 5, and an aerogel felt layer 7, bonding through binding material between each layer of bellows body is fixed, the draw-in groove 11 that a plurality of arrays distribute has been seted up on the aerogel carpet veneer 7, be equipped with the card strip 12 that is used for inserting draw-in groove 11 on the cotton layer 8 of superfine glass, card strip 12 and the cotton layer 8 of superfine glass bond fixedly through binding material, be equipped with the fixed block 9 that a plurality of arrays distribute between outer tube 3 and the cotton layer 8 of superfine glass, the both ends of fixed block 9 bond fixedly through binding material with outer tube 3 and the cotton layer 8 of superfine glass respectively, be formed with vacuum cavity 105 between outer tube 3 and the cotton layer 8 of superfine glass, all be equipped with a plurality ofly on outer tube 3 and the inner tube 1 rather than integrated into one piece's folding ripple piece 14, fixed block 9 and backup pad 4 distribute with folding ripple piece 14 staggers, the.
The heat preservation layer 2 enhances the heat preservation effect of the corrugated pipe body, the inner pipe 1 and the outer pipe 3 have good stability, the cracking condition of the corrugated pipe body is reduced, meanwhile, the heat preservation cotton 6 in the cavity 5 has the characteristics of light weight, oxidation resistance, low heat conductivity, good flexibility and corrosion resistance, the heat preservation effect of the corrugated pipe body is further enhanced, the aerogel felt layer 7 has higher strength, fatigue resistance and heat preservation performance, the toughness of the corrugated pipe in the folding and unfolding processes is improved, the superfine glass cotton layer 8 has the advantages of thermal conductivity and heat preservation and heat insulation, the heat preservation performance of the corrugated pipe body is further improved, meanwhile, the temperature loss can be blocked before the air, the corrugated pipe body has good heat preservation performance, the cracking condition of the corrugated pipe due to too low temperature is prevented, resources are saved, the heat storage layer can store partial heat, and the heat loss speed of the corrugated pipe body is slowed down, the heat insulation performance of the corrugated pipe body is further enhanced, and the phase-change material can absorb and store a large amount of latent heat; when the phase-change material is cooled, the stored heat is dissipated to the environment within a certain temperature range, and the heat-insulating property of the corrugated pipe body is enhanced. Meanwhile, the clamping strips 12 on the superfine glass cotton layer 8 can be inserted into the clamping grooves 11 on the aerogel felt layer 7, so that the connection between the superfine glass cotton layer 8 and the aerogel felt layer 7 is more stable, and the stability of the internal structure of the corrugated pipe body is enhanced.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides a bellows that thermal insulation performance is good, includes the bellows body, bellows body from interior to exterior is including inner tube (1), heat preservation (2) and outer tube (3) its characterized in that in proper order: be provided with between heat preservation (2) and inner tube (1) a plurality of backup pads (4) that distribute along inner tube (1) outer wall annular array, it is adjacent be formed with cavity (5) between backup pad (4), cavity (5) intussuseption is filled with heat preservation cotton (6), from interior to exterior has set gradually aerogel felt layer (7) and superfine glass cotton layer (8) between heat preservation (2) and outer tube (3), outer tube (3) with be provided with fixed block (9) that a plurality of arrays distribute between superfine glass cotton layer (8), be formed with vacuum cavity (10) between outer tube (3) and superfine glass cotton layer (8).
2. The corrugated pipe with good heat insulation performance as claimed in claim 1, wherein: be provided with draw-in groove (11) that a plurality of arrays distribute on aerogel felt layer (7), be provided with card strip (12) that are used for inserting draw-in groove (11) on superfine glass cotton layer (8).
3. The corrugated pipe with good heat insulation performance as claimed in claim 1, wherein: the outer pipe (3) and the inner pipe (1) are both provided with a plurality of folding corrugated sheets (14) which are integrally formed with the outer pipe and the inner pipe, and the fixing blocks (9), the supporting plates (4) and the folding corrugated sheets (14) are distributed in a staggered mode.
4. The corrugated pipe with good heat insulation performance as claimed in claim 3, wherein: the surface of the folded corrugated sheet (14) is arc-shaped.
5. The corrugated pipe with good heat insulation performance as claimed in claim 1, wherein: the heat-storage type heat-exchange tube is characterized in that an accommodating cavity (13) is formed in the inner tube (1), and a heat-storage layer is arranged in the accommodating cavity (13).
6. The corrugated pipe with good heat insulation performance as claimed in claim 5, wherein: the heat storage layer is made of a phase-change material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922478927.7U CN211624597U (en) | 2019-12-31 | 2019-12-31 | Corrugated pipe with good heat insulation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922478927.7U CN211624597U (en) | 2019-12-31 | 2019-12-31 | Corrugated pipe with good heat insulation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211624597U true CN211624597U (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922478927.7U Expired - Fee Related CN211624597U (en) | 2019-12-31 | 2019-12-31 | Corrugated pipe with good heat insulation performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211624597U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112483772A (en) * | 2020-11-26 | 2021-03-12 | 江西爱森德实业有限公司 | Multipurpose corrugated pipe joint |
| CN114458292A (en) * | 2022-01-25 | 2022-05-10 | 海南大学 | High-temperature deep well logging-while-drilling drill collar containing phase-change material and using method thereof |
-
2019
- 2019-12-31 CN CN201922478927.7U patent/CN211624597U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112483772A (en) * | 2020-11-26 | 2021-03-12 | 江西爱森德实业有限公司 | Multipurpose corrugated pipe joint |
| CN114458292A (en) * | 2022-01-25 | 2022-05-10 | 海南大学 | High-temperature deep well logging-while-drilling drill collar containing phase-change material and using method thereof |
| CN114458292B (en) * | 2022-01-25 | 2023-05-02 | 海南大学 | High-temperature deep well logging-while-drilling drill collar containing phase-change material and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201002 Termination date: 20211231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |