CN220320684U - Anti-deformation corrugated pipe - Google Patents
Anti-deformation corrugated pipe Download PDFInfo
- Publication number
- CN220320684U CN220320684U CN202321627321.5U CN202321627321U CN220320684U CN 220320684 U CN220320684 U CN 220320684U CN 202321627321 U CN202321627321 U CN 202321627321U CN 220320684 U CN220320684 U CN 220320684U
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- China
- Prior art keywords
- supporting
- strip
- support bar
- tube
- spiral
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- 230000003139 buffering effect Effects 0.000 claims abstract description 9
- 229920001903 high density polyethylene Polymers 0.000 claims abstract description 5
- 239000004700 high-density polyethylene Substances 0.000 claims abstract description 5
- 230000008093 supporting effect Effects 0.000 claims description 50
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 229920001971 elastomer Polymers 0.000 claims description 7
- 239000005060 rubber Substances 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000005260 corrosion Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 4
- 239000011295 pitch Substances 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The application discloses bellows of preapring for an unfavorable turn of events belongs to bellows technical field, including being coaxial and integral type and set up stay tube and ripple strip, stay tube and ripple strip are made by the high density polyethylene layer, be provided with the cavity in the ripple strip, the cross-section of cavity is oval setting, be provided with the support bar in the cavity, the support bar is coaxial setting with the stay tube, be provided with two spiral channels between the both ends of support bar, two spiral channels of support bar all are coaxial setting with the stay tube, two spiral channels of support bar are pitch the same and external diameter different settings, all be provided with the billet in two spiral channels of support bar, the outer wall of support bar is provided with the buffering spiral cover, buffering spiral cover and cavity assorted, the both ends of support tube all are provided with the support cover. The utility model improves the deformation resistance of the corrugated pipe and is suitable for popularization.
Description
Technical Field
The present application relates to the field of bellows technology, and more particularly, to an anti-deformation bellows.
Background
The corrugated pipe is a tubular elastic sensitive element formed by connecting foldable corrugated sheets along the folding and stretching directions, is widely applied to instruments and meters, and is mainly used as a measuring element of a pressure measuring instrument to convert pressure into displacement or force, the wall of the corrugated pipe is thinner, the sensitivity is higher, the measuring range is tens of Pa to tens of MPa, the open end of the corrugated pipe is fixed, the sealing end is in a free state, the elastic force is increased by using an auxiliary spiral spring or reed, the corrugated pipe stretches along the length direction of the pipe under the action of internal pressure during operation, the movable end generates displacement in a certain relation with the pressure, the movable end drives a pointer to directly indicate the pressure, and the corrugated pipe is often combined with a displacement sensor to form a pressure sensor outputting electric quantity and is sometimes used as an isolating element.
Chinese patent publication No.: (CN 215257799U) discloses a deformation-preventing corrugated pipe, which comprises a corrugated pipe body, the cover is equipped with the strengthening ring between two collapsible bellows of corrugated pipe body, the corrugated pipe body includes the substrate layer, the surface on substrate layer has the waterproof layer through the bonding of adhesive, the surface on waterproof layer has corrosion-resistant layer through the bonding of adhesive, the surface on corrosion-resistant layer has the wearing layer through the bonding of adhesive, the strengthening ring adopts ABS plastics to make, and divide into upper and lower two halves, carries out fixed connection through the bolt, the substrate layer adopts rubber material to make, and preferably adopts nitrile butadiene rubber, the waterproof layer adopts polytetrafluoroethylene material to make.
In view of the above-mentioned related art, there is a certain disadvantage, for example, in the use process of some corrugated pipes, the anti-deformation capability is still not good enough due to the general improvement of the comprehensive performance by providing the functional attaching layer on the surface of the corrugated pipe, so in order to solve such problems, we propose an anti-deformation corrugated pipe.
Disclosure of Invention
In order to solve the above problems, the present application provides an anti-deformation bellows, which adopts the following technical scheme:
the utility model provides a bellows of preapring for an unfavorable turn of events, is including being coaxial and integral type setting stay tube and ripple strip, be provided with the cavity in the ripple strip, the cross-section of cavity is oval setting, be provided with the support bar in the cavity, the support bar is coaxial setting with the stay tube, be provided with two spiral passageway between the both ends of support bar, two spiral passageways of support bar all are coaxial setting with the stay tube, two spiral passageways of support bar are pitch the same and external diameter different setting, all be provided with the billet in two spiral passageways of support bar, the outer wall of support bar is provided with the buffering spiral cover, buffering spiral cover and cavity assorted, the both ends of stay tube all are provided with the supporting cover.
Preferably, the support tube and the corrugated strip are made of high-density polyethylene layers, and the inner walls of the support tube and the corrugated strip which are coaxially and integrally arranged are provided with epoxy resin anti-corrosion layers.
Preferably, the supporting strip is made of rubber, and waterproof paint is sprayed on the outer wall of the supporting strip.
Preferably, the buffer spiral sleeve is made of rubber material.
Preferably, the cross section of support sleeve is the setting of U type, support sleeve and stay tube are fixed joint setting, the support sleeve is made by glass fiber.
In summary, the present application includes the following beneficial technical effects:
through the installation to the stay tube, stay tube and ripple strip form the bellows main part, and the deformation preventing ability of bellows has been improved to the billet that two pitches are the same and the diameter is different, and at the bellows in-process of bending, support bar and buffering spiral cover play the cushioning effect between billet and ripple strip, have wear-resisting effect, have improved the deformation preventing ability of billet.
Drawings
FIG. 1 is a schematic structural diagram of the present application;
FIG. 2 is a cross-sectional view of a support tube of the present application;
fig. 3 is a cross-sectional view of the steel strip of the present application.
The reference numerals in the figures illustrate:
1. a support tube; 2. a corrugated strip; 3. a cavity; 4. a support bar; 5. a steel bar; 6. buffering the spiral sleeve; 7. and a supporting sleeve.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is apparent that the described embodiments are only a part of the embodiments of the present application, not all of the embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making creative efforts based on the embodiments in the present application are within the scope of protection of the present application.
In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
The present application is described in further detail below in conjunction with figures 1-3.
Referring to fig. 1-3, a deformation-preventing corrugated pipe comprises a supporting pipe 1 and a corrugated strip 2 which are coaxially and integrally arranged, wherein the supporting pipe 1 and the corrugated strip 2 are made of high-density polyethylene layers, epoxy resin anti-corrosion layers are arranged on the inner walls of the supporting pipe 1 and the corrugated strip 2 which are coaxially and integrally arranged, corrosion resistance of the corrugated pipe is improved, a cavity 3 is arranged in the corrugated strip 2, the cross section of the cavity 3 is in an elliptical shape, a space is reserved, a supporting strip 4 is arranged in the cavity 3, the supporting strip 4 is made of rubber and has a flexible characteristic, waterproof paint is sprayed on the outer wall of the supporting strip 4, the supporting strip 4 and the supporting pipe 1 are coaxially arranged, a supporting effect is achieved, two spiral channels are arranged between two ends of the supporting strip 4 and are respectively coaxial with the supporting pipe 1, the two spiral channels of the supporting strip 4 are in the same pitch and different in outer diameter, a space is reserved, steel bars 5 are respectively arranged in the two spiral channels of the supporting strip 4, a spiral supporting effect is achieved, the two spiral supporting effects are the same and different in diameters 5 are improved, the deformation-preventing capability of the corrugated pipe is reserved, the outer wall of the supporting strip 4 is provided with the supporting strip 4, the supporting strip is provided with a buffer sleeve 6, the spiral supporting sleeve 6 is matched with the two ends of the supporting strip 7, the supporting strip 7 is fixedly arranged at two ends of the supporting strip 1, and the supporting strip 7 are matched with the supporting strip 1, and the two ends are respectively provided with the supporting strip 7, and the supporting strip 7 are respectively provided with the supporting sleeve, and the supporting strip 7 is provided with the supporting sleeve, and the supporting sleeve is made of the supporting strip 7.
The implementation principle of the embodiment of the application is as follows: the support tube 1 and the corrugated strip 2 which are made of the high-density polyethylene layers form a corrugated pipe main body, the two steel strips 5 which are identical in pitch and different in diameter improve the deformation preventing capability of the corrugated pipe, and the support strip 4 and the buffer spiral sleeve 6 which are made of rubber play a buffering role between the steel strips 5 and the corrugated strip 2 in the bending process of the corrugated pipe, so that the corrugated pipe has a wear-resisting effect, and the deformation preventing capability of the steel strips 5 is improved.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (5)
1. The utility model provides a corrugated tube of preapring for an unfavorable turn of events, is including being coaxial and integrated with set up stay tube (1) and ripple strip (2), its characterized in that: the corrugated strip is characterized in that a cavity (3) is formed in the corrugated strip (2), the cross section of the cavity (3) is in an oval shape, a supporting strip (4) is arranged in the cavity (3), the supporting strip (4) and the supporting tube (1) are coaxially arranged, two spiral channels are arranged between two ends of the supporting strip (4), the two spiral channels of the supporting strip (4) are coaxially arranged with the supporting tube (1), the two spiral channels of the supporting strip (4) are identical in screw pitch and different in outer diameter, steel bars (5) are arranged in the two spiral channels of the supporting strip (4), a buffering spiral sleeve (6) is arranged on the outer wall of the supporting strip (4), the buffering spiral sleeve (6) is matched with the cavity (3), and supporting sleeves (7) are arranged at two ends of the supporting tube (1).
2. A deformation-resistant bellows according to claim 1, characterized in that: the support tube (1) and the corrugated strip (2) are made of high-density polyethylene layers, and the inner walls of the support tube (1) and the corrugated strip (2) which are coaxially and integrally arranged are provided with epoxy resin anti-corrosion layers.
3. A deformation-resistant bellows according to claim 1, characterized in that: the support bar (4) is made of rubber, and waterproof paint is sprayed on the outer wall of the support bar (4).
4. A deformation-resistant bellows according to claim 1, characterized in that: the buffer spiral sleeve (6) is made of rubber materials.
5. A deformation-resistant bellows according to claim 1, characterized in that: the section of the supporting sleeve (7) is U-shaped, the supporting sleeve (7) and the supporting tube (1) are fixedly clamped, and the supporting sleeve (7) is made of glass fibers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321627321.5U CN220320684U (en) | 2023-06-25 | 2023-06-25 | Anti-deformation corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321627321.5U CN220320684U (en) | 2023-06-25 | 2023-06-25 | Anti-deformation corrugated pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220320684U true CN220320684U (en) | 2024-01-09 |
Family
ID=89410728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321627321.5U Active CN220320684U (en) | 2023-06-25 | 2023-06-25 | Anti-deformation corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220320684U (en) |
-
2023
- 2023-06-25 CN CN202321627321.5U patent/CN220320684U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |