CN217272644U - Pipeline expansion device - Google Patents
Pipeline expansion device Download PDFInfo
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- CN217272644U CN217272644U CN202220676827.4U CN202220676827U CN217272644U CN 217272644 U CN217272644 U CN 217272644U CN 202220676827 U CN202220676827 U CN 202220676827U CN 217272644 U CN217272644 U CN 217272644U
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- elastic layer
- pipeline
- flange
- retractor
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Abstract
The utility model provides a pipeline expansion piece, include two flanges, set up in two flexible pipe between the flange, flexible pipe is including setting up in two interior elastic layer between the flange, set up in two be located between the flange outside external elastic layer of interior elastic layer, form in interior elastic layer with external elastic layer just is located two be used for between the flange making flexible pipe possesses the vacuum chamber of heat preservation effect, and the cooperation setting of interior elastic layer, external elastic layer makes the expansion piece possess the elastic capacity, and the setting up of vacuum chamber makes the expansion piece possess the heat preservation effect, and the expansion piece is connected in the pipeline, and expansion piece elastic capacity is good, and possesses the heat preservation effect, is favorable to the use of expansion piece.
Description
Technical Field
The utility model relates to a telescopic ware technical field, concretely relates to pipeline telescopic ware.
Background
The expansion joint is also called expansion joint, compensator and expansion joint.
But the expansion bend is flexible at the axial of certain extent, also can overcome the skew that the different axial of pipeline butt joint produced in certain angle, and the installation and the dismantlement of the convenient pipeline that can be very big can freely stretch out and draw back in the flexible volume of pipeline permission, in case cross its the biggest flexible volume and just play spacingly, ensure the safe operation of pipeline.
The present expansion bend includes two flanges, sets up in two flexible pipe between the flange, the expansion bend is connected in the pipeline, and the expansion bend elastic capacity is relatively poor, and does not possess the heat preservation effect, is unfavorable for the use of expansion bend.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pipeline expansion bend to prior art's defect and not enough.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a pipeline expansion bend, includes two flanges, sets up in two flexible pipe between the flange, flexible pipe is including setting up in two interior elastic layer between the flange, set up in two be located between the flange the outside outer elastic layer of interior elastic layer, be formed with interior elastic layer with outer elastic layer just is located two be used for between the flange making flexible pipe possesses the vacuum cavity of heat preservation effect.
The further improvement is that: and the vacuum cavity is internally provided with a filler for improving the heat preservation effect of the vacuum cavity.
The further improvement is that: the filler is carbon dioxide gas filler.
The further improvement is that: the inner elastic layer and the outer elastic layer are emulsion layers.
The further improvement is that: and a wear-resistant elastic layer for improving the wear resistance of the outer elastic layer is arranged between the two flanges and positioned on the outer surface of the outer elastic layer.
The further improvement is that: the wear-resisting elastic layer comprises nylon warp threads with a wear-resisting effect and elastic polyester weft threads, and the nylon warp threads and the polyester weft threads are woven.
The further improvement is that: and a rectifying and filtering device for rectifying the fluid and filtering impurities in the fluid before the fluid enters the extension pipe is arranged on the inner wall of one flange.
The further improvement is that: the rectification filter device is a rectification ring plate arranged on the inner wall of the flange and used for rectifying the fluid before the fluid enters the extension tube, and a filter screen arranged on the inner wall of the flange and positioned between the extension tube and the rectification ring plate and used for filtering impurities in the fluid.
The further improvement is that: and an anti-corrosion layer is arranged on the inner surface of the inner elastic layer.
The further improvement is that: the anti-corrosion layer is a graphene water-based coating layer.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the cooperation setting of interior elastic layer, outer elastic layer makes the expansion bend possess the elastic capacity, and the setting up of vacuum cavity makes the expansion bend possess the heat preservation effect, and the expansion bend is connected in the pipeline, and the expansion bend elastic capacity is good, and possesses the heat preservation effect, is favorable to the use of expansion bend.
Further effects are as follows: the cooperation of nylon warp, dacron weft can promote the elasticity and the wear-resisting effect of wear-resisting elastic layer greatly, and wear-resisting elastic layer has effectually improved flexible pipe wearability and has hanged down, the poor problem of elasticity.
Further effects are as follows: the graphene water-based coating layer enhances the anti-corrosion effect of the inner surface of the inner elastic layer and prevents the inner surface of the inner elastic layer from being corroded and damaged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged view corresponding to section A of FIG. 1;
fig. 3 is a schematic structural view of the middle wear-resistant elastic layer of the present invention.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 3, the technical solution adopted by the present embodiment is:
the utility model provides a pipeline expansion bend, includes two flanges 1, sets up in two flexible pipe between the flange 1, flexible pipe is including setting up in two interior elastic layer 2 between the flange 1, set up in two lie in between the flange 1 the outside outer elastic layer 3 of interior elastic layer 2, be formed at interior elastic layer 2 with outer elastic layer 3 just is located two be used for between the flange 1 making flexible pipe possesses the vacuum cavity 4 of heat preservation effect.
And a filler 5 for improving the heat preservation effect of the vacuum cavity 4 is arranged in the vacuum cavity 4.
The filler 5 is a carbon dioxide gas filler.
The inner elastic layer 2 and the outer elastic layer 3 are emulsion layers.
And a wear-resistant elastic layer 6 for improving the wear resistance of the outer elastic layer 3 is arranged between the two flanges 1 and positioned on the outer surface of the outer elastic layer 3.
Wear-resisting elastic layer 6 is including nylon warp 7 that has wear-resisting effect, having elastic dacron weft 8, nylon warp 7 with the setting is woven to dacron weft 8.
The inner wall of one of the flanges 1 is provided with a rectifying and filtering device which is used for rectifying the fluid and filtering impurities in the fluid before the fluid enters the telescopic pipe.
The rectifying and filtering device comprises a rectifying ring plate 9 which is arranged on the inner wall of the flange 1 and used for rectifying the fluid before the fluid enters the telescopic pipe, and a filter screen 10 which is arranged on the inner wall of the flange 1 and is positioned between the telescopic pipe and the rectifying ring plate 9 and used for filtering impurities in the fluid.
The inner surface of the inner elastic layer 2 is provided with an anti-corrosion layer (not shown in the figure).
The anti-corrosion layer (not shown in the figure) is a graphene water-based paint layer.
The utility model discloses a theory of operation: in connecting the expansion bend through two flanges 1, the cooperation setting of interior elastic layer 2, outer elastic layer 3 makes the expansion bend possess the elastic capacity, and the setting of vacuum cavity 4 makes the expansion bend possess the heat preservation effect, and the expansion bend is connected in the pipeline, and the expansion bend elastic capacity is good, and possesses the heat preservation effect, is favorable to the use of expansion bend. The filler 5 improves the heat preservation effect of the vacuum cavity 4, the wear-resistant elastic layer 6 is used for improving the wear resistance of the outer elastic layer 3, the rectifying ring plate 9 rectifies the fluid before the fluid enters the telescopic pipe, and the filter screen 10 is used for filtering impurities in the fluid.
Having shown and described the basic principles and essential features of the invention and its advantages, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims and their equivalents.
Claims (10)
1. The utility model provides a pipeline expansion bend, includes two flanges, sets up in two flexible pipe between the flange, its characterized in that: the telescopic pipe comprises an inner elastic layer arranged between the two flanges, an outer elastic layer arranged between the two flanges and positioned outside the inner elastic layer, and a vacuum cavity formed between the inner elastic layer and the outer elastic layer and positioned between the two flanges and used for enabling the telescopic pipe to have a heat preservation effect.
2. The pipeline retractor of claim 1, wherein: and the vacuum cavity is internally provided with a filler for improving the heat preservation effect of the vacuum cavity.
3. A pipe retractor according to claim 2, wherein: the filler is carbon dioxide gas filler.
4. The pipeline retractor of claim 1, wherein: the inner elastic layer and the outer elastic layer are latex layers.
5. The pipeline retractor of claim 1, wherein: and a wear-resistant elastic layer for improving the wear resistance of the outer elastic layer is arranged between the two flanges and positioned on the outer surface of the outer elastic layer.
6. The pipeline retractor of claim 5, wherein: the wear-resisting elastic layer comprises nylon warp threads with a wear-resisting effect and elastic polyester weft threads, and the nylon warp threads and the polyester weft threads are woven.
7. The pipeline retractor of claim 1, wherein: and a rectifying and filtering device for rectifying the fluid and filtering impurities in the fluid before the fluid enters the extension pipe is arranged on the inner wall of one flange.
8. The pipe retractor of claim 7, wherein: the rectification filter device is a rectification ring plate arranged on the inner wall of the flange and used for rectifying the fluid before the fluid enters the extension tube, and a filter screen arranged on the inner wall of the flange and positioned between the extension tube and the rectification ring plate and used for filtering impurities in the fluid.
9. The pipeline retractor of claim 1, wherein: and an anti-corrosion layer is arranged on the inner surface of the inner elastic layer.
10. The pipe retractor of claim 9, wherein: the anti-corrosion layer is a graphene water-based coating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220676827.4U CN217272644U (en) | 2022-03-24 | 2022-03-24 | Pipeline expansion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220676827.4U CN217272644U (en) | 2022-03-24 | 2022-03-24 | Pipeline expansion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217272644U true CN217272644U (en) | 2022-08-23 |
Family
ID=82871634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220676827.4U Active CN217272644U (en) | 2022-03-24 | 2022-03-24 | Pipeline expansion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217272644U (en) |
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2022
- 2022-03-24 CN CN202220676827.4U patent/CN217272644U/en active Active
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