CN104405972A - Extensible pipe - Google Patents
Extensible pipe Download PDFInfo
- Publication number
- CN104405972A CN104405972A CN201410674670.1A CN201410674670A CN104405972A CN 104405972 A CN104405972 A CN 104405972A CN 201410674670 A CN201410674670 A CN 201410674670A CN 104405972 A CN104405972 A CN 104405972A
- Authority
- CN
- China
- Prior art keywords
- static line
- pipe
- overcoat
- telescopic pipe
- warp
- 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.)
- Granted
Links
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
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/20—Double-walled hoses, i.e. two concentric hoses
-
- 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
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/02—Hoses, i.e. flexible pipes made of fibres or threads, e.g. of textile which may or may not be impregnated, or provided with an impermeable layer, e.g. fire-hoses
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention provides an extensible pipe and belongs to the technical field of a flexible pipe. The extensible pipe solves the technical problem that an external pipe of the existing extensible pipe is inelastic and is required to be collected and stored in a wrinkle shape when not used for storing a water pipe and the like. The extensible pipe comprises an outer sleeve and an elastic internal pipe which is arranged inside the outer sleeve; the outer sleeve comprises inelastic wefts, inelastic fixing wires and elastic warps; the fixing wires and the elastic warps are distributed along the axial direction of the outer sleeve; the warps and the fixing wires are respectively interwoven with the wefts; the length of the fixing wires is larger than that of the warps under a nature state; the maximum extension length of the warps is identical to that of the fixing wires. The extensible pipe has the advantage that the outer sleeve is not wrinkled under the natural state.
Description
Technical field
The invention belongs to flexible pipe field, relate to a kind of telescopic pipe.
Background technique
Water pipe is the pipeline for being connected and fixed water tap and hydraulic giant, and existing water pipe is common flexible pipe, and its length is fixed, and therefore in order to satisfy the demands, the length when length of general water pipe all can use than reality, causes water pipe to store the very side of occupation of land like this, inconvenient.
In order to solve the problem, Chinese patent discloses a kind of novel telescopic water pipe [Authorization Notice No. CN202733225U], comprises pipe and high strength yarn knit outer in latex, and it is outside that high strength yarn knit outer is enclosed within pipe in latex, forms inside and outside double pipe structure.In in this patent, pipe is can to radial and axial elongation being stressed, outer tube is stiff, the diameter of outer tube is fixed, therefore circumscribed is understood in use interior pipe elongation in radial directions, therefore only can extend vertically, after elongation, outer tube is positioned at all the time in order to meet interior pipe, the length of outer tube must be identical with the inner tube length after elongation, cause like this do not use deposit water pipe time outer tube must accept, in accordion preserve, make product appearance plain, impact is sold, fold can be sheltered evil people and countenance evil practices simultaneously, makes outer tube easily dirty, and is difficult to cleaning.
Summary of the invention
The object of the invention is to there are the problems referred to above for existing technology, propose a kind of telescopic pipe, the technical problem that the present invention solves is to provide the telescopic pipe of outer tube corrugationless.
Object of the present invention realizes by following technical proposal:
A kind of telescopic pipe, it is characterized in that, comprise overcoat and be located in overcoat and there is flexible interior pipe, described overcoat comprises stiff parallel, stiff static line and has flexible warp, axial arranged all along overcoat of described static line and warp, described warp and static line interweave with parallel respectively, and the length of described static line is greater than warp length in its natural state and the extreme length that can extend of warp is identical with static line.
Overcoat is straight-tube shape, and parallel is circumferentially, and the two ends of overcoat and interior pipe are fixed together respectively by connecting head; Parallel is non-resilient, and therefore the diameter of overcoat is fixed, and when in limiting, pipe uses, the size of diameter, forces interior pipe radially to extend; Because the two ends of interior pipe and overcoat are fixed, therefore overcoat can be made along with elongation when interior pipe extends, the warp of overcoat extends, length due to static line is greater than the length that warp does not extend completely, therefore static line is unfolded, until when the length of warp elongation is identical with static line length, static line can stop the further elongation of warp, thus limit the elongation of interior pipe, prevent interior pipe excessive tensile from causing fracture; Overcoat employing has flexible warp makes outer being enclosed within telescopic pipe is in untapped nature be consistent with the length of interior pipe, also telescopic pipe length in its natural state can be made to be less than required length, overcoat there will not be the situation of fold simultaneously, ensure the surperficial relative smooth of overcoat, make this telescopic pipe attractive in appearance, increase the market competitiveness, do not have the overcoat of fold to be convenient to cleaning simultaneously, make telescopic pipe keep clean; This telescopic pipe is the flexible pipe being applicable to water pipe or tracheae etc.
In above-mentioned telescopic pipe, described static line is between adjacent two warps.This structure makes to be evenly arranged between static line and warp, and when telescopic pipe uses, the axial tension that interior pipe extends evenly can be born in each position of outer tube, increases the intensity of outer tube, makes outer tube seem attractive in appearance simultaneously, increases the market competitiveness.
In above-mentioned telescopic pipe, each wire loop of described static line crosses over two adjacent parallels, each wire loop parallel arch camber all relatively of overcoat described static line in its natural state.The wire loop of static line is the ring of the leap parallel being positioned at overcoat outer side surface, the draw in the raw under, length difference between static line and warp is balanced out by each wire loop, due to the equal arch camber of each wire loop and the height of arch camber is all less, therefore the surface of overcoat still relative smooth, ensures telescopic pipe in its natural state attractive in appearance; When telescopic pipe uses parallel can mutually away from thus make the wire loop of static line stretch stretching with parallel against, until static line is stretching; Each wire loop crosses over two adjacent parallels, and the wire loop being therefore in overcoat outer side surface has larger extendable room, makes the position of wire loop arch camber all be positioned at overcoat outer side surface, and there will not be the situation at overcoat inner side surface.
In above-mentioned telescopic pipe, the wire loop of adjacent static line staggers mutually.This structure makes warp all be positioned at the wire loop of static line, prevents warp from exposing and affects the outward appearance of telescopic pipe, is uniformly distributed at the wire loop of telescopic pipe lower fixed line arch camber in the raw, increases the outward appearance of telescopic pipe; This structure can weave static line more closely simultaneously, can increase the number of static line, improves the intensity of outer tube.
In above-mentioned telescopic pipe, the static line between two warps is even number root.This structure makes the wire loop of each group static line adjacent all identical, the wire loop of static line is uniformly distributed along the axis of telescopic pipe, makes the surface still relative smooth of overcoat, ensures telescopic pipe in its natural state attractive in appearance.
In above-mentioned telescopic pipe, described warp is rubber latex thread or stretch yarn.Preferred version is rubber latex thread, and interior pipe is also emulsion tube, and both elasticity is identical, and can extend or retraction along the axially synchronous of telescopic pipe, reactive rate is high, makes telescopic pipe extend at any time or to bounce back, improves telescopic pipe telescopicing performance.
In above-mentioned telescopic pipe, described parallel is dacron thread.Adopt dacron thread can meet the requirement of parallel restriction overcoat diameter, and dacron thread wear resistance and corrosion resistance are better, are applicable to the working environment of telescopic pipe, and are convenient to braiding production, cost is lower.
In above-mentioned telescopic pipe, described static line is dacron thread.Adopt dacron thread can meet the requirement of parallel restriction overcoat diameter, and dacron thread wear resistance and corrosion resistance are better, are applicable to the working environment of telescopic pipe, and are convenient to braiding production, cost is lower.
In above-mentioned telescopic pipe, when weaving, described warp is the state after extending.Warp is stretched the maximum elongation length that can reach in actual use and is just determined when weaving, prevent the situation occurring warp to break in actual use, simultaneously the method can make each wire loop parallel arch camber all relatively of static line after braiding, ensure the even of wire loop distribution, make the surperficial relative smooth of telescopic pipe, keep attractive in appearance.
Compared with prior art, this telescopic pipe has surperficial relative smooth and the overcoat that can extend vertically, and telescopic pipe in its natural state overcoat there will not be the situation of fold, beautiful appearance; This overcoat can extend and the length of pipe in limiting along with interior pipe when telescopic pipe uses and extends, while intensity greatly, can Reusability, the advantage that the market competitiveness is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of this telescopic pipe and connecting tube.
Fig. 2 is the sectional structure schematic diagram of A-A in Fig. 1.
Fig. 3 is telescopic pipe overcoat equator, warp and static line distributed architecture schematic diagram.
Fig. 4 is the broken section structure for amplifying schematic diagram of this telescopic pipe overcoat in its natural state.
Fig. 5 is the broken section structure for amplifying schematic diagram of this telescopic pipe overcoat in a state of use.
In figure, 1, interior pipe; 2, overcoat; 21, parallel; 22, warp; 23, static line; 23a, wire loop; 3, connecting head.
Embodiment
Be below specific embodiments of the invention and by reference to the accompanying drawings, technological scheme of the present invention is further described, but the present invention be not limited to these embodiments.
Embodiment one
As depicted in figs. 1 and 2, the interior pipe 1 that telescopic pipe comprises overcoat 2 and is located in overcoat 2, overcoat 2 is in straight-tube shape, and the two ends of overcoat 2 and interior pipe 1 are fixed together respectively by connecting head 3.Connecting head 3 comprises the connecting sleeve and locking ring with through hole, one end of connecting sleeve can be connected with spray gun or hydraulic giant, the other end of connecting sleeve is connected with overcoat 2 and interior pipe 1, and locking ring is threaded in the other end of connecting sleeve, is provided with two grip gasket between locking ring and connecting sleeve.When overcoat 2 and interior pipe 1 are enclosed within connecting sleeve, be fixed to by locking ring on connecting sleeve, locking ring clamps two grip gasket thus overcoat 2 and interior pipe 1 is tightly fixed on connecting sleeve.The cross section of two grip gasket is semi-circular shape, two grip gasket against time cross section be ring, the end face of two grip gasket has mutually corresponding latch and draw-in groove, latch and draw-in groove is engaged each other being abutted together, prevent skidding, overcoat 2 and interior pipe 1 only can be clamped.
Overcoat 2 can extend vertically or bounce back, size is diametrically fixed, as shown in Fig. 3, Fig. 4 and Fig. 5, overcoat 2 comprises stiff parallel 21, has flexible warp 22 and the stiff static line 23 parallel with warp 22, parallel 21 is circumferentially, warp 22 and static line 23 are what arrange vertically, in in the present embodiment one, pipe 1 adopts latex to make, be rubber latex thread as preferred warp 22, warp 22 is identical with interior pipe 1 elasticity, can extend or retraction along the axially synchronous of telescopic pipe, parallel 21 and static line 23 are dacron thread.
As shown in Fig. 3, Fig. 4 and Fig. 5, static line 23 is between adjacent two warps 22, parallel 21 is the mode weave in by intersecting with warp 22 and static line 23, the length of static line 23 extend with warp 22 after length identical, each wire loop 23a of static line 23 crosses over two adjacent parallels 21, each wire loop 23a of static line 23 parallel 21 arch camber all relatively in its natural state, the wire loop 23a of adjacent static line 23 staggers mutually, and the static line 23 between two warps 22 is even number root.
The diameter of outer tube can design according to the actual requirements, and the diameter of the present embodiment one middle external tube is 1.5cm, and its middle longitude 22 circumferentially has 20, has eight static lines 23 between two adjacent warps 22.
This overcoat 2 adopts and forms without the braiding of shuttle machine, first determine the maximum elongation rate of warp 22, warp 22 is stretched maximum when weaving and keeps this extended state, weave with parallel 21 and static line 23 more simultaneously, adopt the method that the position of all relative parallel 21 arch camber of each wire loop 23a of static line 23 can be made after having woven all to be positioned on the outer circumferential face of overcoat 2.Adopt warp, parallel and static line to weave the cloth of two block length bar shapeds without the braiding of shuttle machine during concrete braiding, be meanwhile woven together the both sides of two pieces of cloth and form overcoat 2, the diameter of overcoat 2 realizes by the width of the cloth regulating two block length bar shapeds.
Because the two ends of interior pipe 1 and overcoat 2 are fixed, therefore overcoat 2 can be made along with elongation when interior pipe 1 extends, the warp 22 of overcoat 2 extends, length due to static line 23 is greater than the length that warp 22 does not extend completely, therefore static line 23 is unfolded, until when the length of warp 22 elongation is identical with static line 23 length, static line 23 can stop the further elongation of warp 22, thus limit the elongation of interior pipe 1, prevent interior pipe 1 excessive tensile from causing fracture; Overcoat 2 employing has flexible warp 22 makes overcoat 2 be consistent with the length of interior pipe 1 under telescopic pipe is in untapped nature, also telescopic pipe length in its natural state can be made to be less than required length, overcoat 2 there will not be the situation of fold simultaneously, ensure the surperficial relative smooth of overcoat 2, make this telescopic pipe attractive in appearance, increase the market competitiveness, do not have the overcoat 2 of fold to be convenient to cleaning simultaneously, make telescopic pipe keep clean.
Embodiment two
The present embodiment with the structure of embodiment one and principle substantially identical, different place is: warp is stretch yarn.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (9)
1. a telescopic pipe, it is characterized in that, comprise overcoat (2) and be located in overcoat (2) and there is flexible interior pipe (1), described overcoat (2) comprises stiff parallel (21), stiff static line (23) and there is flexible warp (22), axial arranged all along overcoat (2) of described static line (23) and warp (22), described warp (22) and static line (23) interweave with parallel (21) respectively, the length of described static line (23) is greater than warp (22) length in its natural state and the extreme length that can extend of warp (22) is identical with static line (23).
2. telescopic pipe according to claim 1, is characterized in that, described static line (23) is positioned between two adjacent warps (22).
3. telescopic pipe according to claim 1 and 2, it is characterized in that, each wire loop (23a) of described static line (23) crosses over two adjacent parallels (21), each wire loop (23a) parallel (21) arch camber all relatively of overcoat (2) described static line (23) in its natural state.
4. telescopic pipe according to claim 3, is characterized in that, the wire loop (23a) of adjacent static line (23) staggers mutually.
5. telescopic pipe according to claim 1 and 2, is characterized in that, the static line (23) between two warps (22) is even number root.
6. telescopic pipe according to claim 1 and 2, is characterized in that, described warp (22) is rubber latex thread or stretch yarn.
7. telescopic pipe according to claim 1 and 2, is characterized in that, described parallel (21) is dacron thread.
8. telescopic pipe according to claim 1 and 2, is characterized in that, described static line (23) is dacron thread.
9. telescopic pipe according to claim 1 and 2, is characterized in that, when weaving, described warp (22) is the state after extending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410674670.1A CN104405972B (en) | 2014-11-21 | 2014-11-21 | Extensible pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410674670.1A CN104405972B (en) | 2014-11-21 | 2014-11-21 | Extensible pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104405972A true CN104405972A (en) | 2015-03-11 |
| CN104405972B CN104405972B (en) | 2017-01-18 |
Family
ID=52643623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410674670.1A Active CN104405972B (en) | 2014-11-21 | 2014-11-21 | Extensible pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104405972B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523808A (en) * | 2017-01-03 | 2017-03-22 | 浙江海伦塑胶有限公司 | Single-layer extension pipe |
| CN106764132A (en) * | 2017-01-03 | 2017-05-31 | 浙江海伦塑胶有限公司 | A kind of telescoping tube |
| CN107178665A (en) * | 2017-07-25 | 2017-09-19 | 浙江海伦塑胶有限公司 | A kind of elastic telescopic pipe and its production technology |
| GB2578757A (en) * | 2018-11-07 | 2020-05-27 | Exel Ind Sa | Hose arrangements |
| GB2583835A (en) * | 2019-03-22 | 2020-11-11 | Yuan Pin Ind Co Ltd | Axially extensible hose apparatus |
| EP3857107B1 (en) | 2018-09-28 | 2022-08-03 | MTP S.r.l. | An extensible flexible hose, in particular but not exclusively for irrigation, and method for its manufacturing |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0454392Y2 (en) * | 1987-07-27 | 1992-12-21 | ||
| JPH11198242A (en) * | 1998-01-19 | 1999-07-27 | Sakura Rubber Co Ltd | Hose and its manufacture |
| JP2001208248A (en) * | 2000-01-27 | 2001-08-03 | Teikoku Sen I Co Ltd | Fire hose |
| FR2849148A3 (en) * | 2002-12-20 | 2004-06-25 | Sotep Soc Tech Extrusion Plast | Reinforced flexible garden hose comprises knitted fabric forming rows of stitches with axis parallel to hose axis with threads progressively displaced diagonally in opposite directions |
| JP2004263324A (en) * | 2003-02-28 | 2004-09-24 | Sakura Gomme Kk | Jacket and jacket hose |
| WO2010131216A1 (en) * | 2009-05-12 | 2010-11-18 | Fitt S.P.A. | Reinforced flexible hose with high pressure strenght and method for its manufacturing |
| CN202972245U (en) * | 2012-07-26 | 2013-06-05 | 林长征 | Retractable hose |
| CN203431335U (en) * | 2013-08-13 | 2014-02-12 | 浙江伟星新型建材股份有限公司 | Heat-resisting and ageing-resisting braided hose |
| JP2014167343A (en) * | 2013-01-30 | 2014-09-11 | Teikoku Sen I Co Ltd | Fire fighting shape-retaining hose |
| CN204267921U (en) * | 2014-11-21 | 2015-04-15 | 台州市路桥正来塑胶厂 | A kind of telescopic pipe |
-
2014
- 2014-11-21 CN CN201410674670.1A patent/CN104405972B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0454392Y2 (en) * | 1987-07-27 | 1992-12-21 | ||
| JPH11198242A (en) * | 1998-01-19 | 1999-07-27 | Sakura Rubber Co Ltd | Hose and its manufacture |
| JP2001208248A (en) * | 2000-01-27 | 2001-08-03 | Teikoku Sen I Co Ltd | Fire hose |
| FR2849148A3 (en) * | 2002-12-20 | 2004-06-25 | Sotep Soc Tech Extrusion Plast | Reinforced flexible garden hose comprises knitted fabric forming rows of stitches with axis parallel to hose axis with threads progressively displaced diagonally in opposite directions |
| JP2004263324A (en) * | 2003-02-28 | 2004-09-24 | Sakura Gomme Kk | Jacket and jacket hose |
| WO2010131216A1 (en) * | 2009-05-12 | 2010-11-18 | Fitt S.P.A. | Reinforced flexible hose with high pressure strenght and method for its manufacturing |
| CN202972245U (en) * | 2012-07-26 | 2013-06-05 | 林长征 | Retractable hose |
| JP2014167343A (en) * | 2013-01-30 | 2014-09-11 | Teikoku Sen I Co Ltd | Fire fighting shape-retaining hose |
| CN203431335U (en) * | 2013-08-13 | 2014-02-12 | 浙江伟星新型建材股份有限公司 | Heat-resisting and ageing-resisting braided hose |
| CN204267921U (en) * | 2014-11-21 | 2015-04-15 | 台州市路桥正来塑胶厂 | A kind of telescopic pipe |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523808A (en) * | 2017-01-03 | 2017-03-22 | 浙江海伦塑胶有限公司 | Single-layer extension pipe |
| CN106764132A (en) * | 2017-01-03 | 2017-05-31 | 浙江海伦塑胶有限公司 | A kind of telescoping tube |
| CN107178665A (en) * | 2017-07-25 | 2017-09-19 | 浙江海伦塑胶有限公司 | A kind of elastic telescopic pipe and its production technology |
| EP3857107B1 (en) | 2018-09-28 | 2022-08-03 | MTP S.r.l. | An extensible flexible hose, in particular but not exclusively for irrigation, and method for its manufacturing |
| GB2578757A (en) * | 2018-11-07 | 2020-05-27 | Exel Ind Sa | Hose arrangements |
| GB2578757B (en) * | 2018-11-07 | 2023-07-12 | Exel Ind Sa | Hose arrangements |
| GB2583835A (en) * | 2019-03-22 | 2020-11-11 | Yuan Pin Ind Co Ltd | Axially extensible hose apparatus |
| GB2583835B (en) * | 2019-03-22 | 2021-03-31 | Yuan Pin Ind Co Ltd | Axially extensible hose apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104405972B (en) | 2017-01-18 |
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| CB02 | Change of applicant information |
Address after: Taizhou City, Zhejiang province 318059 Jinqing Luqiao Sanjin central village 1 District No. 44 Applicant after: Luqiao Taizhou comes Plastic Co., Ltd. Address before: Taizhou City, Zhejiang province 318059 Jinqing Luqiao Sanjin central village 1 District No. 44 Applicant before: TAIZHOU BRIDGE ZHENGLAI PLASTIC FACTORY |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |