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TWI692589B - Cable sheath for vehicle - Google Patents

Cable sheath for vehicle Download PDF

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Publication number
TWI692589B
TWI692589B TW108116945A TW108116945A TWI692589B TW I692589 B TWI692589 B TW I692589B TW 108116945 A TW108116945 A TW 108116945A TW 108116945 A TW108116945 A TW 108116945A TW I692589 B TWI692589 B TW I692589B
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Taiwan
Prior art keywords
layer
ring layer
ring
wires
average thickness
Prior art date
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TW108116945A
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Chinese (zh)
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TW202043633A (en
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溫芫鋐
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溫芫鋐
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Priority to TW108116945A priority Critical patent/TWI692589B/en
Priority to CN202010343131.5A priority patent/CN111946727A/en
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Publication of TWI692589B publication Critical patent/TWI692589B/en
Publication of TW202043633A publication Critical patent/TW202043633A/en

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    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C1/00—Flexible shafts; Mechanical means for transmitting movement in a flexible sheathing
    • F16C1/26—Construction of guiding-sheathings or guiding-tubes
    • F16C1/267—Details of the inner surface of the sheathing or tube, e.g. coatings
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C1/00—Flexible shafts; Mechanical means for transmitting movement in a flexible sheathing
    • F16C1/10—Means for transmitting linear movement in a flexible sheathing, e.g. "Bowden-mechanisms"
    • F16C1/20—Construction of flexible members moved to and fro in the sheathing
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C1/00—Flexible shafts; Mechanical means for transmitting movement in a flexible sheathing
    • F16C1/26—Construction of guiding-sheathings or guiding-tubes

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Mechanical Engineering (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Materials For Medical Uses (AREA)

Abstract

A cable sheath for a vehicle is provided, including: an inner tube; a metal layer, including a plurality of wires disposed around a periphery of the inner tube; a first annular layer, disposed around the metal layer, a second annular layer, disposed around the first annular layer; wherein the plurality of wires are radially embedded within the first annular layer.

Description

車輛用導管Vehicle catheter

本發明係有關於一種車輛用導管。 The present invention relates to a catheter for vehicles.

一般車輛(如自行車或機車)用於剎車線或變速線之操作線組包括一導管及一內線，該導管供該內線穿設使該內線可於該導管之內部空間滑動，並提供防潮及抗衝擊等效果以保護該內線。 The operation line set for brake lines or shift lines of general vehicles (such as bicycles or locomotives) includes a conduit and an inner cable. The conduit is provided for the inner cable to allow the inner cable to slide in the inner space of the conduit, and provides moisture resistance and resistance. Impact and other effects to protect the inside.

該導管結構一般包括一內管、一金屬層及一外層。習知之該外層多數為塑膠材料構成之層狀結構，包覆該金屬層之外周以避免內部構件因環境或其他外力因素造成損壞。然，該線組於操作時該金屬層會產生形變，導致披覆於該金屬層表面之該外層亦會被拉扯，而習用之該外層與該金屬層之結合強度不足且其使用之材質強度不佳，於長時間使用下常會造成該外層剝離該金屬層、破裂或磨損而無法繼續使用。 The catheter structure generally includes an inner tube, a metal layer and an outer layer. The conventional outer layer is mostly a layered structure made of plastic materials, covering the outer periphery of the metal layer to avoid damage to internal components due to environmental or other external forces. However, the metal layer will be deformed during the operation of the wire group, resulting in the outer layer covering the surface of the metal layer being pulled, and the conventional bonding strength of the outer layer and the metal layer is insufficient and the strength of the material used It is not good, and it will often cause the outer layer to peel off the metal layer, crack or wear out after long-term use, so that it can no longer be used.

因此，有必要提供一種新穎且具有進步性之車輛用導管，以解決上述之問題。 Therefore, it is necessary to provide a novel and progressive vehicle catheter to solve the above problems.

本發明之主要目的在於提供一種車輛用導管，可具有較佳之抗外力強度、耐久性佳。 The main object of the present invention is to provide a catheter for vehicles, which can have better strength against external forces and good durability.

為達成上述目的，本發明提供一種車輛用導管，包括：一內管；一金屬層，包括複數條配置於該內管外周之線材；一第一環層，環設於該金屬層外；一第二環層，環設於該第一環層外；其中，該複數線材部分徑向嵌入該第一環層。 To achieve the above object, the present invention provides a vehicle catheter, including: an inner tube; a metal layer, including a plurality of wires disposed on the outer periphery of the inner tube; a first ring layer, the ring is disposed outside the metal layer; The second ring layer is provided outside the first ring layer; wherein, the plurality of wires are radially embedded in the first ring layer.

1:導管 1: Catheter

10:內管 10: inner tube

20:金屬層 20: metal layer

21:線材 21: Wire

22:間隙 22: clearance

30:第一環層 30: The first ring

40:第二環層 40: The second ring

圖1為本發明第一較佳實施例之立體圖。 FIG. 1 is a perspective view of a first preferred embodiment of the invention.

圖2為本發明第一較佳實施例之剖面圖。 2 is a cross-sectional view of the first preferred embodiment of the present invention.

圖3為本發明第二較佳實施例之剖面圖。 3 is a cross-sectional view of a second preferred embodiment of the invention.

圖4為本發明第三較佳實施例之剖面圖。 4 is a cross-sectional view of a third preferred embodiment of the invention.

以下僅以實施例說明本發明可能之實施態樣，然並非用以限制本發明所欲保護之範疇，合先敘明。 The following merely illustrates the possible implementation forms of the present invention with examples, but it is not intended to limit the scope of the invention to be protected, and will be described first.

請參考圖1至2，其顯示本發明之第一較佳實施例，本發明之車輛用導管1包括一內管10、一金屬層20、一第一環層30及一第二環層40。 Please refer to FIGS. 1 to 2, which show the first preferred embodiment of the present invention. The vehicle catheter 1 of the present invention includes an inner tube 10, a metal layer 20, a first ring layer 30 and a second ring layer 40 .

該內管10例如供一芯線(例如但不限於剎車線、變速線、油門線)可活動地穿設；該金屬層20包括複數條配置於該內管10外周之線材21；該第一環層30環設於該金屬層20外；該第二環層40環設於該第一環層30外；其中，該複數 線材21部分徑向嵌入該第一環層30，藉此，該第一環層30可與該金屬層20穩定接合。 The inner tube 10 is, for example, a core wire (such as but not limited to a brake wire, a shift wire, an accelerator wire) to be movably threaded; the metal layer 20 includes a plurality of wires 21 disposed on the outer periphery of the inner tube 10; the first ring The layer 30 is ring-shaped outside the metal layer 20; the second ring layer 40 is ring-shaped outside the first ring layer 30; wherein, the plural The wire 21 is partially embedded in the first ring layer 30 radially, whereby the first ring layer 30 can be stably joined with the metal layer 20.

各該線材21徑向嵌入該第一環層30之深度不小於該第一環層30之平均厚度的1/2，當該金屬層20受力彎折、扭曲時，因該金屬層20與該第一環層30相嵌接，該複數線材21之形變能有效被控制在較佳範圍內。於該複數線材21之延伸方向上，該複數線材21中之相鄰二者之間至少部分藉由該第一環層30形成一間隙22，可提供該車輛用導管1彎曲時所需的活動裕度；該第一環層30部分嵌入各該間隙22，結合度較佳，可保持該複數線材21的均勻配置位置，亦可避免該複數線材21之間直接接觸擠壓變形及損壞。然，該複數線材亦可相接觸排列。詳細說，該金屬層20可由該複數線材21單層排列或多層疊設構成，各該複數線材21之徑向尺寸可相同或相異，可依據不同需求配置、選用。 Each wire 21 is embedded radially into the first ring layer 30 to a depth not less than 1/2 of the average thickness of the first ring layer 30. When the metal layer 20 is bent or twisted by force, the metal layer 20 and The first ring layer 30 is embedded, and the deformation of the plurality of wires 21 can be effectively controlled within a preferable range. In the extending direction of the plurality of wires 21, a gap 22 is formed at least partly between the adjacent two of the plurality of wires 21 by the first ring layer 30, which can provide the activities required when the vehicle catheter 1 is bent Margin; the first ring layer 30 is partially embedded in each of the gaps 22, and the bonding degree is better, which can maintain the uniform arrangement position of the plurality of wires 21, and can also avoid direct contact between the plurality of wires 21 to squeeze deformation and damage. Of course, the plural wires can also be arranged in contact with each other. In detail, the metal layer 20 may be composed of a single-layer arrangement or a multi-layer arrangement of the plurality of wires 21, and the radial dimensions of each of the plurality of wires 21 may be the same or different, and may be configured and selected according to different requirements.

配合參考圖2，該第一環層30之平均厚度不大於該金屬層20之最大厚度的1/2；該第二環層40之平均厚度不大於該金屬層20之最大厚度；該第二環層40之平均厚度不小於該第一環層30之平均厚度。藉由各層厚度及該複數線材21嵌入該第一環層30之徑向深度的配合，該導管1可具有較小的管徑且各層結合強度佳，易於彎曲同時可保持一定剛性。然，該第一、第二環層及該金屬層亦可依據所使用之材料性質及生產需求配置為其他厚度。 With reference to FIG. 2, the average thickness of the first ring layer 30 is not greater than 1/2 of the maximum thickness of the metal layer 20; the average thickness of the second ring layer 40 is not greater than the maximum thickness of the metal layer 20; the second The average thickness of the ring layer 40 is not less than the average thickness of the first ring layer 30. By matching the thickness of each layer and the radial depth of the plurality of wires 21 embedded in the first ring layer 30, the catheter 1 can have a smaller diameter and the bonding strength of each layer is good, which is easy to bend while maintaining a certain rigidity. However, the first and second ring layers and the metal layer can also be configured to other thicknesses according to the material properties used and production requirements.

於本發明之第二較佳實施例中，各該線材21徑向嵌入該第一環層30且與該第二環層40接觸，如圖3所示，同樣可增加結合度並保持該複數線材21之配置位置。 In the second preferred embodiment of the present invention, each of the wires 21 is radially embedded in the first ring layer 30 and is in contact with the second ring layer 40, as shown in FIG. 3, can also increase the degree of bonding and maintain the plural The position of the wire 21.

如圖4所示之第三較佳實施例，各該線材21另徑向嵌入該第二環層40，且各該線材21嵌入該第二環層40之深度不小於該第二環層40之平均厚度的 1/3，結合強度佳。該第一及第二環層30,40之材質可依據需求選用，舉例而言，該第一環層30受該複數線材21拉扯之程度較高，因此可選用韌性較大之材質，該第二環層40則可選用相同於第一環層30之材質或強度較佳之材質，可與該金屬層20穩定接合且具有較佳的抗外力強度。 As shown in the third preferred embodiment shown in FIG. 4, each of the wires 21 is radially embedded in the second ring layer 40, and the depth of each wire 21 embedded in the second ring layer 40 is not less than the second ring layer 40 Of average thickness 1/3, good bonding strength. The materials of the first and second ring layers 30 and 40 can be selected according to requirements. For example, the first ring layer 30 is pulled by the plurality of wires 21 to a higher degree, so a material with greater toughness can be selected. The second ring layer 40 can be selected from the same material as the first ring layer 30 or a material with better strength, which can be stably bonded to the metal layer 20 and has better resistance to external forces.

詳細說，該第一環層30可為聚丙烯(Polypropylene,PP)之聚合物，該第二環層40可為與該第一環層30相異的PP之聚合物，具有較佳之抗外力特性。較佳地，該第一環層30之韌性大於PP之單聚物(Homopolymer)，舉例但不限為乙烯丙烯橡膠(Ethylene Propylene Rubber,EPR)，可受各該線材21拉扯而不易破裂且耐衝擊性佳；該第二環層40之強度大於PP之單聚物，舉例但不限為具有聚丙烯無規共聚合物(Polypropylene Random Copolymer)之材質，強度佳而可保護內部構件避免損壞。其中，「韌性」係指材料受力直至斷裂時所能容忍的力量大小；「強度」係指材料受外力時抵抗破壞之能力；「韌性」及「強度」之評估指標包括耐衝擊強度(Impact Strength)、降伏強度(Yield Strength)、抗拉強度(Tensile Strength)及楊氏模數(Young's modulus)至少其中一者的機械性質之考量。 In detail, the first ring layer 30 may be a polymer of polypropylene (Polypropylene, PP), and the second ring layer 40 may be a polymer of PP different from the first ring layer 30, which has better resistance to external forces characteristic. Preferably, the toughness of the first ring layer 30 is greater than that of PP Homopolymer, such as, but not limited to, Ethylene Propylene Rubber (EPR), which can be pulled by each wire 21 without being easily broken and resistant Good impact resistance; the strength of the second ring layer 40 is greater than that of PP monomers, such as but not limited to materials with polypropylene random copolymer (Polypropylene Random Copolymer), which has good strength and can protect internal components from damage. Among them, "toughness" refers to the amount of force that the material can tolerate until it breaks; "strength" refers to the ability of the material to resist damage when subjected to external forces; the evaluation indicators of "toughness" and "strength" include impact strength (Impact The mechanical properties of at least one of Strength, Yield Strength, Tensile Strength and Young's Modulus.

1:導管 1: Catheter

10:內管 10: inner tube

20:金屬層 20: metal layer

30:第一環層 30: The first ring

40:第二環層 40: The second ring

Claims (8)

一種車輛用導管，包括：一內管；一金屬層，包括複數條配置於該內管外周之線材；一第一環層，環設於該金屬層外；一第二環層，環設於該第一環層外；其中，該複數線材部分徑向嵌入該第一環層，於該複數線材之延伸方向上，該複數線材中之相鄰二者之間至少部分藉由該第一環層保持一間隙。 A catheter for a vehicle includes: an inner tube; a metal layer, including a plurality of wires disposed on the outer periphery of the inner tube; a first ring layer disposed around the metal layer; a second ring layer disposed around the ring Outside the first ring layer; wherein, the plurality of wire portions are radially embedded in the first ring layer, and in the extending direction of the plurality of wires, at least part of the adjacent two of the plurality of wires pass through the first ring The layer maintains a gap. 如請求項1所述的車輛用導管，其中各該線材徑向嵌入該第一環層之深度不小於該第一環層之平均厚度的1/2。 The vehicle catheter according to claim 1, wherein each of the wires is inserted into the first ring layer radially to a depth not less than 1/2 of the average thickness of the first ring layer. 如請求項1所述的車輛用導管，其中各該線材與該第二環層接觸。 The vehicle catheter according to claim 1, wherein each of the wires is in contact with the second ring layer. 如請求項1所述的車輛用導管，其中各該線材另徑向嵌入該第二環層，且各該線材嵌入該第二環層之深度不小於該第二環層之平均厚度的1/3。 The catheter for a vehicle according to claim 1, wherein each of the wires is further radially embedded in the second ring layer, and the depth in which each wire is embedded in the second ring layer is not less than 1/the average thickness of the second ring layer 3. 如請求項1所述的車輛用導管，其中該第一環層之平均厚度不大於該金屬層之最大厚度的1/2。 The catheter for a vehicle according to claim 1, wherein the average thickness of the first ring layer is not more than 1/2 of the maximum thickness of the metal layer. 如請求項1所述的車輛用導管，其中該第二環層之平均厚度不大於該金屬層之最大厚度。 The catheter for a vehicle according to claim 1, wherein the average thickness of the second ring layer is not greater than the maximum thickness of the metal layer. 如請求項1所述的車輛用導管，其中該第二環層之平均厚度不小於該第一環層之平均厚度。 The vehicle catheter according to claim 1, wherein the average thickness of the second ring layer is not less than the average thickness of the first ring layer. 如請求項2所述的車輛用導管，其中該第一環層之平均厚度不大於該金屬層之最大厚度的1/2；該第二環層之平均厚度不大於該金屬層之最大厚度；該第一環層部分嵌入各該間隙；該第二環層之平均厚度不小於該第一環層 之平均厚度；該第一環層為聚丙烯(Polypropylene,PP)之聚合物，該第二環層為與該第一環層相異的PP之聚合物；該第一環層之韌性大於PP之單聚物(Homopolymer)，該第二環層之強度大於PP之單聚物。The vehicle catheter according to claim 2, wherein the average thickness of the first ring layer is not greater than 1/2 of the maximum thickness of the metal layer; the average thickness of the second ring layer is not greater than the maximum thickness of the metal layer; The first ring layer is partially embedded in each of the gaps; the average thickness of the second ring layer is not less than the first ring layer The average thickness of the first ring layer is polypropylene (Polypropylene, PP) polymer, the second ring layer is different from the first ring layer of PP polymer; the toughness of the first ring layer is greater than PP Homopolymer, the strength of the second ring layer is greater than that of PP.
TW108116945A 2019-05-16 2019-05-16 Cable sheath for vehicle TWI692589B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW108116945A TWI692589B (en) 2019-05-16 2019-05-16 Cable sheath for vehicle
CN202010343131.5A CN111946727A (en) 2019-05-16 2020-04-27 Conduit for vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW108116945A TWI692589B (en) 2019-05-16 2019-05-16 Cable sheath for vehicle

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TWI692589B true TWI692589B (en) 2020-05-01
TW202043633A TW202043633A (en) 2020-12-01

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Citations (4)

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Publication number Priority date Publication date Assignee Title
TW298935U (en) * 1996-07-25 1997-02-21 Sinn Lone Industry Co Ltd Improved brake cable structure
CN203230719U (en) * 2013-03-25 2013-10-09 清河县赫佳汽摩配件有限公司 Brake conduit
TWM536199U (en) * 2016-09-20 2017-02-01 Leadar Industrial Co Ltd Guide tube for shift cable
TWM566769U (en) * 2018-04-12 2018-09-11 溫芫鋐 Vehicle tube

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GB1056695A (en) * 1964-06-09 1967-01-25 Kuester & Co Gmbh Control cable
GB1085302A (en) * 1965-01-18 1967-09-27 American Chain & Cable Co Push-pull cable
JPH11247078A (en) * 1998-02-26 1999-09-14 Tokiwa Chemical Kogyo Kk Automotive operational wire and its production
JP2002039152A (en) * 2000-07-21 2002-02-06 Nippon Cable Syst Inc Outer casing including resin wire, inner cable, and control cable by combination of them
JP4778784B2 (en) * 2005-11-30 2011-09-21 株式会社ハイレックスコーポレーション Control cable outer casing liner
US20150068357A1 (en) * 2013-09-12 2015-03-12 Yuan-Hung WEN Bicycle cable sleeve
TWM530776U (en) * 2016-07-04 2016-10-21 Leadar Ind Co Ltd Guide tube for shift cable
TWM530837U (en) * 2016-07-04 2016-10-21 Leadar Ind Co Ltd Shifter cable guide

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW298935U (en) * 1996-07-25 1997-02-21 Sinn Lone Industry Co Ltd Improved brake cable structure
CN203230719U (en) * 2013-03-25 2013-10-09 清河县赫佳汽摩配件有限公司 Brake conduit
TWM536199U (en) * 2016-09-20 2017-02-01 Leadar Industrial Co Ltd Guide tube for shift cable
TWM566769U (en) * 2018-04-12 2018-09-11 溫芫鋐 Vehicle tube

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TW202043633A (en) 2020-12-01

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