CN105526436A - Inner fin and outer rib reinforced corrugated pipe - Google Patents

Inner fin and outer rib reinforced corrugated pipe Download PDF

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Publication number
CN105526436A
CN105526436A CN201510417422.3A CN201510417422A CN105526436A CN 105526436 A CN105526436 A CN 105526436A CN 201510417422 A CN201510417422 A CN 201510417422A CN 105526436 A CN105526436 A CN 105526436A
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CN
China
Prior art keywords
cylndrical surface
tubing body
internal
rib
strengthening ribs
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Granted
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CN201510417422.3A
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Chinese (zh)
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CN105526436B (en
Inventor
陆维民
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Jiangyin Kangle Plastics Co Ltd
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Jiangyin Kangle Plastics Co Ltd
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Priority to CN201510417422.3A priority Critical patent/CN105526436B/en
Publication of CN105526436A publication Critical patent/CN105526436A/en
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Publication of CN105526436B publication Critical patent/CN105526436B/en
Expired - Fee Related legal-status Critical Current
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L11/00Hoses, i.e. flexible pipes
    • F16L11/14Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics
    • F16L11/15Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics corrugated

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Abstract

The invention relates to a corrugated pipe and in particular relates to an inner fin and outer rib reinforced corrugated pipe that breaks through the thinking pattern limitations in the industry and is effectively improved in pressure resistance and deformation resistance thereof. The inner fin and outer rib reinforced corrugated pipe comprises a cylindrical-surface pipe body 1 and helical surrounds 2 that helically surround the pipe body; a reinforcing inner fin 3 perpendicular to a pipe wall is contained in the helical surrounds 2 and divides the helical surrounds 2 into two parallel hollow cavities 4; a transverse reinforcing rib 5 is further arranged between every two adjacent helical surrounds 2; each transverse reinforcing rib 5 is mounted on the cylindrical-surface pipe body 1 and provided with threads on a surface thereof; due to such a structure that the transverse reinforcing rib is further arranged between every two adjacent helical surrounds and each transverse reinforcing rib is mounted on the cylindrical-surface pipe body and provided with threads on the surface thereof, the whole cylindrical-surface pipe body is covered with the helical surrounds and the transverse reinforcing ribs, such that the whole inner fin and outer rib reinforced corrugated pipe is still capable of keeping good ring stiffness under pressures or vibrations, and meanwhile, is better in anti-deformation capability.

Description

The outer muscle of internal-rib strengthens bellows
Technical field
The present invention relates to a kind of bellows, particularly the outer muscle of a kind of internal-rib strengthens bellows.
Background technique
Bellows, has the housing of the cylinder-shaped thin wall wrinkle of multiple transverse wave.Bellows is generally made up of PP, PA or PE material, and it has elasticity, can produce displacement or bend under pressure, axial force, transverse force or Moment.In BENDING PROCESS, because bellows is the housing of the cylinder-shaped thin wall wrinkle with multiple transverse wave, it can bend to any direction.Due to the non-directional flexural property of bellows, it is made to be widely used in the line of Building wood and machinery.In addition, in the production of outer ripple plastic winding structure wall pipe with hollow reinforced rib, also adopt bellows to be hollow reinforced rib, its main cause is utilize bellows energy arbitrarily to bending characteristic.
Because bellows has characteristic bending arbitrarily, that the fluid such as various liquid or gas carries out one of critical piping carrying connection, it is widely used in the water supply, draining, blowdown, exhaust, ventilation etc. of the such as various occasion such as Dish washing machine, air conditioner, bathhouse, water heater, medical equipment, when applying bellows, require that bellows has good intensity, and easy for installation.
Wherein, in municipal blow-off line is built, be reduce effluent seepage, protection underground water source and soil not contaminated, promote the use of large-bore plastics waste pipe in large quantities.It is little that buried self-flow type drainage pipe generally bears interior pressure, mainly need improve anti-soil epipolar restriction.This just needs the ring stiffness improving tubing on the one hand, improves pipeclay acting in conjunction, to improve tubing crushing resistance on the other hand by the bonded area that increases tubing and soil, the degree of compaction of strengthening backfill.Steel band enhanced polyethylene (PE) helical bellows in the market, polyethylene plastic steel wound drain pipe, Double-flat wall steel plastic drainpipe, rigid polyvinyl chloride (PVC-U) steel plastic composite wound pipe etc. are all the ring stiffness being strengthened tubing by the mode of composite steel band.But the technology of steel plastic compount need the problems such as perfect, the corrosion-resistant of steel, steel is made to mould class composite pipe still there is certain security-hidden trouble for carrying during corrosive sewage.
Heavy caliber pure plastic pipe mainly contains polyethylene or corrugated dual-wall hard PVC pipe, rigid polyvinyl chloride finned tube, Reinforced Polypropylene (FRPP) mold pressing pipe, polyethylene spirally enwound structure-wall tubular product A type, polyethylene spirally enwound structure-wall tubular product Type B at present.The axially local cross-section structure of various tube material and tube wall is respectively as shown in a, b, c, d and e of Fig. 1.
At present for this problem, Chinese patent CN101907211A discloses a kind of internal rib reinforcing outer ripple type plastic twining structured wall pipe and manufacture method thereof, as shown in Figure 2, comprise cylndrical surface tubing body and the spiral surrounding of spiral surrounding outside body, spiral surrounding includes an enhancing internal-rib perpendicular to tube wall, and spiral surrounding is divided into two hollow cavities arranged side by side by this internal-rib.Its advantage is: the solid projection at the outer ripple that its structural type has and crest top thereof, improve pipe outer surface to amass, the pipeclay acting in conjunction formed when it uses is superior to polyethylene spirally enwound structure-wall tubular product A type pipe (being commonly called as Hollow wall tube).Because its structural walls height is large, also more common double-wall corrugated pipe and winding ripple are run well to make pipeclay acting in conjunction.
Can find out from internal rib reinforcing outer ripple type plastic twining structured wall pipe disclosed in the heavy caliber pure plastic pipe of above-mentioned prior art and Chinese patent, main improved though at present for the pure plastic film capicitor of heavy caliber is all designing always in the shape, volume of the spiral surrounding on body, by changing volume and the shape of spiral surrounding, to obtain good ring stiffness, and then make heavy caliber pure plastic pipe not fragile when constructing and install, using effect is better, and the life-span is longer.
But in actual using process, the Environmental Conditions of heavy caliber pure plastic pipe often becomes increasingly complex, such as adopting the heavy-caliber plastic pipe of buried installation not only to need to improve, himself pipe outer surface is long-pending improves pipeclay style of work effect, also needs to improve the situation of resistance to compression, antidetonation and artificial destruction.
So can find out, in currently available technology, the improvement of the bellows improvement be confined on shape to its spiral surrounding, volume is caused to the narrow limitation of industry development, the raising of bellows in the performances such as resistance to compression, anti-deformation and pipeclay effect is restricted.
Summary of the invention
The present invention aims to provide thoughtcast narrow limitation in a kind of breakthrough industry, and the effectively resistance to compression of raising bellows, the outer muscle of internal-rib of anti-deformation strengthen bellows.
For solving the problems of the technologies described above, technological scheme provided by the invention is: the outer muscle of a kind of internal-rib strengthens bellows, comprise cylndrical surface tubing body and the spiral surrounding of spiral surrounding outside body, spiral surrounding includes an enhancing internal-rib perpendicular to tube wall, spiral surrounding is divided into two hollow cavities arranged side by side by this internal-rib, described every adjoining spiral around between be also provided with cross reinforcing, described cross reinforcing is arranged on the tubing body of cylndrical surface.
Can find out that tool of the present invention has the following advantages according to such scheme: technological scheme of the present invention every adjoining spiral around between be also provided with cross reinforcing, described cross reinforcing is arranged on the tubing body of cylndrical surface, such structure makes whole cylndrical surface tubing body be wrapped up by spiral surrounding and cross reinforcing, and then make the outer muscle of whole internal-rib strengthen bellows still to keep good ring stiffness being under pressure, when shaking, ability of anti-deformation is stronger simultaneously.
As improvement, described cross reinforcing is arranged on installation cylndrical surface, two ends tubing body surface cylndrical surface tubing body referring to cross reinforcing, is hollow structure between cross reinforcing and cylndrical surface tubing body.
As improvement, also comprise the second cylndrical surface tubing body, described second cylndrical surface tubing body caliber is less than cylndrical surface tubing body caliber, be provided with multiple vertical strengthening ribs between described second cylndrical surface tubing body and cylndrical surface tubing body, the two ends of described each vertical strengthening ribs are connected with the second cylndrical surface tubing body with cylndrical surface tubing body respectively.
As improvement, the spacing of vertical strengthening ribs adjacent one another are in described multiple vertical strengthening ribs is greater than the spacing of spiral surrounding and comprises at least one spiral surrounding in the spacing of vertical strengthening ribs adjacent one another are.
As improvement, the spacing of vertical strengthening ribs adjacent one another are in described multiple vertical strengthening ribs is identical.
As improvement, the bottom of any one hollow cavity that spiral surrounding is divided in two hollow cavities arranged side by side by described internal-rib is provided with the first hole, and described vertical strengthening ribs is provided with the second hole.
As improvement, the first described hole is cone shape hole, and justifies cylinder tubing body outer wall by oneself and reduce gradually to tubing inner body wall aperture, cylndrical surface.
As improvement, described second hole comprises the first transverse holes, the second transverse holes and longitudinal hole, one end of described first transverse holes and the side conducting of vertical strengthening ribs, the other end is communicated with longitudinal hole, the other end of described longitudinal hole is communicated with the second transverse holes, the other end of described second transverse holes and the opposite side conducting of vertical strengthening ribs
As improvement, described cross reinforcing is that nano-polyethylene material is made.
As improvement, the outer surface of described cross reinforcing is provided with screw thread.
Accompanying drawing explanation
Fig. 1 is the axial part sectioned view of various tube material and tube wall in prior art;
A, be the axial part sectioned view of polyethylene or corrugated dual-wall hard PVC pipe;
B, be the axial part sectioned view of rigid polyvinyl chloride finned tube;
C, be the axial part sectioned view of Reinforced Polypropylene (FRPP) mold pressing pipe;
D, polyethylene spirally enwound structure-wall tubular product A profile shaft are to part sectioned view;
The axial part sectioned view of e, polyethylene spirally enwound structure-wall tubular product Type B;
Fig. 2 is the structural representation of internal rib reinforcing outer ripple type plastic twining structured wall pipe of the prior art.
Fig. 3 is the structural representation of the internal-rib outer muscle enhancing bellows of the embodiment one of patent of the present invention.
Fig. 4 is the close-up schematic view of the A of the internal-rib outer muscle enhancing bellows of the embodiment one of patent of the present invention.
Fig. 5 is the structural representation of the internal-rib outer muscle enhancing bellows of the embodiment two of patent of the present invention.
Fig. 6 is the close-up schematic view of the B of the internal-rib outer muscle enhancing bellows of the embodiment two of patent of the present invention.
Fig. 7 is the structural representation of the internal-rib outer muscle enhancing bellows of the embodiment three of patent of the present invention.
Fig. 8 is the close-up schematic view of the C of the internal-rib outer muscle enhancing bellows of the embodiment three of patent of the present invention.
Fig. 9 is the close-up schematic view of the D of the internal-rib outer muscle enhancing bellows of the embodiment three of patent of the present invention.
Figure 10 is the close-up schematic view after the internal-rib outer muscle enhancing bellows of the embodiment three of patent of the present invention is squeezed.
Accompanying drawing illustrates: 1, cylndrical surface tubing body, 2, spiral surrounding, 3, internal-rib, 4, hollow cavity, 5, cross reinforcing, the 6, second cylndrical surface tubing body, 7, vertical strengthening ribs, the 8, first hole, 9, the second hole, the 9.1, first transverse holes, the 9.2, second transverse holes, 9.3, longitudinal hole
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Embodiment one:
As shown in Figures 3 and 4, the outer muscle of a kind of internal-rib strengthens bellows, comprise cylndrical surface tubing body 1 and the spiral surrounding 2 of spiral surrounding outside body, spiral surrounding 2 includes an enhancing internal-rib 3 perpendicular to tube wall, spiral surrounding is divided into two hollow cavities 4 arranged side by side by this internal-rib 3, described every adjoining spiral is also provided with cross reinforcing 5 between 2, and described cross reinforcing 5 is arranged on cylndrical surface tubing body 1; Described cross reinforcing 5 is arranged on tubing body 1 surface, installation cylndrical surface, two ends cylndrical surface tubing body 1 referring to cross reinforcing 5, is hollow structure between cross reinforcing 5 and cylndrical surface tubing body 1; Described cross reinforcing 5 is made for nano-polyethylene material; The outer surface of described cross reinforcing 5 is provided with screw thread.
Described cross reinforcing 5 is arranged on cylndrical surface tubing body 1, be hollow structure between cross reinforcing 5 and cylndrical surface tubing body 1 simultaneously, utilize air-damped effect, the outer muscle of internal-rib is made to strengthen bellows in use except original spiral surrounding 2 can provide good tortuosity, resistance to compression, anti-vibration effect, air simultaneously in cross reinforcing 5 also can provide good resistance to compression for cross reinforcing 5, anti-vibration effect, the outer surface of cross reinforcing 5 is provided with screw thread simultaneously, pipeclay effect can be effectively improved when adopting buried installation, in addition cross reinforcing 5 is made for nano-polyethylene material, its impact strength and tensile strength can effectively improve, cylndrical surface tubing body 1 can be subject to fabulous protection.
Embodiment two:
As illustrated in Figures 5 and 6, the outer muscle of a kind of internal-rib strengthens bellows, comprise cylndrical surface tubing body 1 and the spiral surrounding 2 of spiral surrounding outside body, spiral surrounding 2 includes an enhancing internal-rib 3 perpendicular to tube wall, spiral surrounding is divided into two hollow cavities 4 arranged side by side by this internal-rib 3, described every adjoining spiral is also provided with cross reinforcing 5 between 2, and described cross reinforcing 5 is arranged on cylndrical surface tubing body 1; Described cross reinforcing 5 is arranged on tubing body 1 surface, installation cylndrical surface, two ends cylndrical surface tubing body 1 referring to cross reinforcing 5, is hollow structure between cross reinforcing 5 and cylndrical surface tubing body 1; Also comprise the second cylndrical surface tubing body 6, described second cylndrical surface tubing body 6 caliber is less than cylndrical surface tubing body 1 caliber, be provided with multiple vertical strengthening ribs 7 between described second cylndrical surface tubing body 6 and cylndrical surface tubing body 1, the two ends of described each vertical strengthening ribs 7 are connected with the second cylndrical surface tubing body 6 with cylndrical surface tubing body 1 respectively; The spacing of vertical strengthening ribs 7 adjacent one another are in described multiple vertical strengthening ribs 7 is greater than the spacing of spiral surrounding 2 and comprises at least one spiral surrounding 2 in the spacing of vertical strengthening ribs 7 adjacent one another are; The spacing of vertical strengthening ribs 7 adjacent one another are in described multiple vertical strengthening ribs 7 is identical; Described cross reinforcing 5 is made for nano-polyethylene material; The outer surface of described cross reinforcing 5 is provided with screw thread.
On the basis of embodiment one, set up the second cylndrical surface tubing body 6, described second cylndrical surface tubing body 6 caliber is less than cylndrical surface tubing body 1 caliber simultaneously, be provided with multiple vertical strengthening ribs 7 between described second cylndrical surface tubing body 6 and cylndrical surface tubing body 1, the two ends of described each vertical strengthening ribs 7 are connected with the second cylndrical surface tubing body 6 with cylndrical surface tubing body 1 respectively, although such structure adds certain cost, but can a little less than cylndrical surface tubing body 1 to the requirement on the thickness of the second cylndrical surface tubing body 6 and material, its Main Function is embodied in the air chamber that vertical strengthening ribs 7 is formed with cylndrical surface tubing body 1 and the second cylndrical surface tubing body 6, the stressed effect that can reach buffering and offset of any direction that each air chamber is subject to for whole cylndrical surface tubing body 1, for the material of circulation in the second cylndrical surface tubing body 6, double-pipe body can improve self working life greatly, the outside deformation that can produce is larger simultaneously, recovery effects is better, even if damaging appears in cylndrical surface tubing body 1, also still use is not affected, even if damaging appears in the local of cylndrical surface tubing body 1 simultaneously, other positions of cylndrical surface tubing body 1 still can keep original resistance to compression of whole bellows, antidetonation, a series of attributes such as pipeclay effect.
Embodiment three:
As shown in accompanying drawing 7 to 10, the outer muscle of a kind of internal-rib strengthens bellows, comprise cylndrical surface tubing body 1 and the spiral surrounding 2 of spiral surrounding outside body, spiral surrounding 2 includes an enhancing internal-rib 3 perpendicular to tube wall, spiral surrounding is divided into two hollow cavities 4 arranged side by side by this internal-rib 3, described every adjoining spiral is also provided with cross reinforcing 5 between 2, and described cross reinforcing 5 is arranged on cylndrical surface tubing body 1; Described cross reinforcing 5 is arranged on tubing body 1 surface, installation cylndrical surface, two ends cylndrical surface tubing body 1 referring to cross reinforcing 5, is hollow structure between cross reinforcing 5 and cylndrical surface tubing body 1; Also comprise the second cylndrical surface tubing body 6, described second cylndrical surface tubing body 6 caliber is less than cylndrical surface tubing body 1 caliber, be provided with multiple vertical strengthening ribs 7 between described second cylndrical surface tubing body 6 and cylndrical surface tubing body 1, the two ends of described each vertical strengthening ribs 7 are connected with the second cylndrical surface tubing body 6 with cylndrical surface tubing body 1 respectively; The spacing of vertical strengthening ribs 7 adjacent one another are in described multiple vertical strengthening ribs 7 is greater than the spacing of spiral surrounding 2 and comprises at least one spiral surrounding 2 in the spacing of vertical strengthening ribs 7 adjacent one another are; The spacing of vertical strengthening ribs 7 adjacent one another are in described multiple vertical strengthening ribs 7 is identical; The bottom of any one hollow cavity 4 that spiral surrounding is divided in two hollow cavities 4 arranged side by side by described internal-rib 3 is provided with the first hole 8, and described vertical strengthening ribs 7 is provided with the second hole 9; The first described hole 8 is cone shape hole, and justifies cylinder tubing body 1 outer wall by oneself and reduce gradually to tubing body 1 inwall aperture, cylndrical surface; Described second hole 9 comprises the first transverse holes 9.1, second transverse holes 9.2 and longitudinal hole 9.3, described one end of first transverse holes 9.1 and the side conducting of vertical strengthening ribs 7, the other end is communicated with longitudinal hole 9.3, the other end of described longitudinal hole 9.3 is communicated with the second transverse holes 9.2, the described the other end of the second transverse holes 9.2 and the opposite side conducting of vertical strengthening ribs 7, described cross reinforcing 5 is made for nano-polyethylene material; The outer surface of described cross reinforcing 5 is provided with screw thread.
Technical in embodiment two, further cause damage and the function of teaching display stand reparation to prevent bellows in use because being subject to greater impact power, the first described hole 8 is cone shape hole, when spiral surrounding 2 is subject to impacting, air in hollow cavity 4 not only can cause certain spring-back force, the simultaneously cone shape hole situation that the air in hollow cavity 4 can be caused easily to enter difficulty go out, when pressure exceeds the carrying scope of spiral surrounding 2, can not between conduct on cylndrical surface tubing body 1 by stressed, but hollow cavity 4 plays buffer function, and inner air can be discharged gradually, enter by vertical strengthening ribs 7, the chamber that second cylndrical surface tubing body 6 and cylndrical surface tubing body 1 are formed, first transverse holes 9.1 of simultaneously setting up at vertical strengthening ribs 7, can deformation be there is in the second transverse holes 9.2 and longitudinal hole 9.3, after its deformation as shown in Figure 10, the second hole 9 on the vertical strengthening ribs 7 of now spiral surrounding 2 both sides can be closed gradually, part of the force now on cylndrical surface tubing body 1 is compressed due to air, higher spring-back force effect can be produced, its crushing resistance can be more than ten times more than of the crushing resistance of the bellows of original prior art, if a part of outer surface simultaneously on cylndrical surface tubing body 1 damages, due to the existence of the second cylndrical surface tubing body 6, the outer muscle of its internal-rib strengthens bellows does not still affect use, moreover when other parts that the outer muscle of internal-rib strengthens bellows are under pressure with deformation, due to cylndrical surface tubing body 1, the air compartment that between second cylndrical surface tubing body 6 and vertical strengthening ribs 7, common formation is adjacent one another are, so its resistance to compression, the performance of anti-deformation also can strengthen bellows by muscle as outer in new internal-rib, bellows is strengthened for the outer muscle of whole internal-rib, its properties can not change because of the damage of local or higher pressure or longer service time, stable state can be kept always.
The aperture of described first transverse holes 9.1 is 3-5 silk, the aperture of the second transverse holes 9.2 adopts 5-10 silk, and the aperture of described longitudinal hole 9.3 is 10-20 silk, and such design makes the crushing resistance of spiral surrounding, cylndrical surface tubing body 1 and cross reinforcing 5 better.
Be described the present invention and mode of execution thereof above, this description does not have restricted, and shown in accompanying drawing is also one of embodiments of the present invention, and actual structure is not limited thereto.If generally speaking those of ordinary skill in the art enlightens by it, when not departing from the invention aim, designing the mode of structure similar to this technological scheme and embodiment without creationary, all should protection scope of the present invention be belonged to.

Claims (10)

1. the outer muscle of internal-rib strengthens bellows, comprise cylndrical surface tubing body (1) and the spiral surrounding of spiral surrounding outside body (2), spiral surrounding (2) includes an enhancing internal-rib (3) perpendicular to tube wall, spiral surrounding is divided into two hollow cavities (4) arranged side by side by this internal-rib (3), described every adjoining spiral is around being also provided with cross reinforcing (5) between (2), described cross reinforcing (5) is arranged on cylndrical surface tubing body (1).
2. the outer muscle of internal-rib according to claim 1 strengthens bellows, it is characterized in that: described cross reinforcing (5) is arranged on the surface, installation cylndrical surface, two ends tubing body (1) cylndrical surface tubing body (1) referring to cross reinforcing (5), is hollow structure between cross reinforcing (5) and cylndrical surface tubing body (1).
3. the outer muscle of internal-rib according to claim 1 strengthens bellows, it is characterized in that: also comprise the second cylndrical surface tubing body (6), described second cylndrical surface tubing body (6) caliber is less than cylndrical surface tubing body (1) caliber, be provided with multiple vertical strengthening ribs (7) between described second cylndrical surface tubing body (6) and cylndrical surface tubing body (1), the two ends of described each vertical strengthening ribs (7) are connected with the second cylndrical surface tubing body (6) with cylndrical surface tubing body (1) respectively.
4. the outer muscle of internal-rib according to claim 3 strengthens bellows, it is characterized in that: the spacing of vertical strengthening ribs (7) adjacent one another are in described multiple vertical strengthening ribs (7) is greater than the spacing of spiral surrounding (2) and comprises at least one spiral surrounding (2) in the spacing of vertical strengthening ribs adjacent one another are (7).
5. the outer muscle of internal-rib according to claim 4 strengthens bellows, it is characterized in that: the spacing of vertical strengthening ribs (7) adjacent one another are in described multiple vertical strengthening ribs (7) is identical.
6. the outer muscle of the internal-rib according to claim 1 or 3 or 4 strengthens bellows, it is characterized in that: the bottom of any one hollow cavity (4) that spiral surrounding is divided in two hollow cavities (4) arranged side by side by described internal-rib (3) is provided with the first hole (8), and described vertical strengthening ribs (7) is provided with the second hole (9).
7. the outer muscle of internal-rib according to claim 6 strengthens bellows, it is characterized in that: described the first hole (8) is cone shape hole, and justify cylinder tubing body (1) outer wall by oneself and reduce gradually to tubing body (1) inwall aperture, cylndrical surface.
8. the outer muscle of internal-rib according to claim 6 strengthens bellows, it is characterized in that: described second hole (9) comprises the first transverse holes (9.1), the second transverse holes (9.2) and longitudinal hole (9.3), one end of described first transverse holes (9.1) and the side conducting of vertical strengthening ribs (7), the other end is communicated with longitudinal hole (9.3), the other end of described longitudinal hole (9.3) is communicated with the second transverse holes (9.2), the other end of described second transverse holes (9.2) and the opposite side conducting of vertical strengthening ribs (7).
9. the outer muscle of internal-rib according to claim 1 strengthens bellows, it is characterized in that: described cross reinforcing (5) is made for nano-polyethylene material.
10. the outer muscle of internal-rib according to claim 1 strengthens bellows, it is characterized in that: the outer surface of described cross reinforcing (5) is provided with screw thread.
CN201510417422.3A 2015-07-15 2015-07-15 The outer muscle enhancing bellows of internal-rib Expired - Fee Related CN105526436B (en)

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CN105526436B CN105526436B (en) 2018-06-12

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108799643A (en) * 2018-09-05 2018-11-13 贺进军 A kind of hollow wall spiral " O " type rib drainpipe and production method
CN109630766A (en) * 2019-02-20 2019-04-16 江苏嘉恒管业科技发展有限公司 A kind of internal-rib enhancing helical bellows and preparation method thereof
CN114341539A (en) * 2019-08-28 2022-04-12 泰克尼普N电力公司 Flexible pipe with radial gas channels, method for the production thereof and use thereof

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US5256233A (en) * 1989-09-11 1993-10-26 Dayco Products, Inc. Flexible hose construction and method of making the same
CN2152959Y (en) * 1993-02-16 1994-01-12 程菲 Reinforced plastic hose
CN2312395Y (en) * 1997-11-03 1999-03-31 北京市吉江建筑科技有限责任公司 Flexible hose
CN2413126Y (en) * 1999-05-04 2001-01-03 王树昌 Double-layer hollow wall plastic pipe
CN201043298Y (en) * 2007-02-14 2008-04-02 四川自强科技有限公司 Composite winding corrugated pipe of steel and plastic
CN102338249A (en) * 2011-09-09 2012-02-01 叶子阳 Steel-plastic composite drain pipe and production method thereof
CN204284683U (en) * 2014-11-21 2015-04-22 江苏苏龙通信科技股份有限公司 A kind of double-wall corrugated pipe
CN204785148U (en) * 2015-07-15 2015-11-18 江阴市康乐塑胶有限公司 Outer muscle reinforcing bellows of internal -rib

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5256233A (en) * 1989-09-11 1993-10-26 Dayco Products, Inc. Flexible hose construction and method of making the same
CN2152959Y (en) * 1993-02-16 1994-01-12 程菲 Reinforced plastic hose
CN2312395Y (en) * 1997-11-03 1999-03-31 北京市吉江建筑科技有限责任公司 Flexible hose
CN2413126Y (en) * 1999-05-04 2001-01-03 王树昌 Double-layer hollow wall plastic pipe
CN201043298Y (en) * 2007-02-14 2008-04-02 四川自强科技有限公司 Composite winding corrugated pipe of steel and plastic
CN102338249A (en) * 2011-09-09 2012-02-01 叶子阳 Steel-plastic composite drain pipe and production method thereof
CN204284683U (en) * 2014-11-21 2015-04-22 江苏苏龙通信科技股份有限公司 A kind of double-wall corrugated pipe
CN204785148U (en) * 2015-07-15 2015-11-18 江阴市康乐塑胶有限公司 Outer muscle reinforcing bellows of internal -rib

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108799643A (en) * 2018-09-05 2018-11-13 贺进军 A kind of hollow wall spiral " O " type rib drainpipe and production method
CN109630766A (en) * 2019-02-20 2019-04-16 江苏嘉恒管业科技发展有限公司 A kind of internal-rib enhancing helical bellows and preparation method thereof
CN114341539A (en) * 2019-08-28 2022-04-12 泰克尼普N电力公司 Flexible pipe with radial gas channels, method for the production thereof and use thereof
CN114341539B (en) * 2019-08-28 2023-04-04 泰克尼普N电力公司 Flexible pipe with radial gas channels, method for the production thereof and use thereof

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