CN1987135A - Sealing structure of controlling cable - Google Patents

Sealing structure of controlling cable Download PDF

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Publication number
CN1987135A
CN1987135A CN 200610171886 CN200610171886A CN1987135A CN 1987135 A CN1987135 A CN 1987135A CN 200610171886 CN200610171886 CN 200610171886 CN 200610171886 A CN200610171886 A CN 200610171886A CN 1987135 A CN1987135 A CN 1987135A
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CN
China
Prior art keywords
cable
fixed component
sealing
outer tube
joint
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
Application number
CN 200610171886
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Chinese (zh)
Other versions
CN100545468C (en
Inventor
前田哲明
龟水二巳范
川井优
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honda Motor Co Ltd
Yamato Kogyo Co Ltd
Original Assignee
Honda Motor Co Ltd
Yamato Kogyo Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Honda Motor Co Ltd, Yamato Kogyo Co Ltd filed Critical Honda Motor Co Ltd
Publication of CN1987135A publication Critical patent/CN1987135A/en
Application granted granted Critical
Publication of CN100545468C publication Critical patent/CN100545468C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F16C1/10—Means for transmitting linear movement in a flexible sheathing, e.g. "Bowden-mechanisms"
    • F16C1/107—Sealing details
    • 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"
    • F16C1/22—Adjusting; Compensating length
    • F16C1/226—Adjusting; Compensating length by adjusting the effective length of the sheathing

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Mechanical Engineering (AREA)
  • Flexible Shafts (AREA)
  • Steering Devices For Bicycles And Motorcycles (AREA)

Abstract

The invention is to realize waterproof performance and good maintainability of the control cable which includes a length adjusting device for adjusting free movement length of interior cable, the length adjusting device is provided on the middle portion and the end portion of the outer tube, and includes a fixing member with predetermined position relative to the controller and a moving member connecting to the outer tube and with adjusting position relative to the fixing member. The length adjusting device (12) has a sealing member (22) for preventing water entering into side of the interior cable (11).

Description

Sealing configuration in the control cable
Technical field
The present invention relates in general to a kind of control cable, it has the length adjustment device that moves freely length that is used to regulate the inner cable of elastic outer pipe, wherein, this inside cable passes elastic outer pipe slidably and is connected with controller, this length adjustment device comprises with respect to controller having the fixed component in precalculated position and have adjustable position and be connected to the mobile member of outer tube with respect to fixed component, and this length adjustment device is arranged on the end portion or the intermediate portion of outer tube.More particularly, the present invention relates to be used for the improved type sealing configuration that anti-sealing enters into inner cable side.
Background technique
A kind of known equipment, for example disclosed in patent documentation 1, comprise the length adjustment device and the space between overlay length controlling device and sealed outer pipe and the length adjustment device and the dirt-proof boot of inner cable that are arranged on the outer tube end portion.
[patent documentation 1]
Japanese Utility Model 59-123639
Summary of the invention
[problem that invention is solved]
Yet disclosed equipment comprises following problem in the patent documentation 1.Specifically, when length adjustment device regulate inner cable move freely length the time, dirt-proof boot need be moved to the position of leaving length adjustment device.Therefore after adjusting was finished, dirt-proof boot must be moved back to original position.Therefore, be difficult to guarantee that existing good maintainability has favorable waterproof property again.
The object of the present invention is to provide the sealing configuration that is used to control cable, not only provide favorable waterproof property but also provide good maintainability.
[method of dealing with problems]
To achieve these goals, according to a first aspect of the present invention, provide sealing configuration to the control cable.The controlling rope cable wrap is drawn together: outer tube, inner cable and length adjustment device.More particularly, outer tube has pliability.Inner cable passes outer tube slidably and is connected to controller.Length adjustment device is used to regulate the length that moves freely of inner cable.Length adjustment device is arranged on the end portion or the intermediate portion of outer tube.Length adjustment device comprises with respect to controller having the fixed component in precalculated position and have adjustable position and be connected to the mobile member of outer tube with respect to fixed component.According to a first aspect of the present invention, length adjustment device has and is used for anti-sealing and enters the sealing component of inner cable side.
According to a second aspect of the present invention, except the equipment of a first aspect of the present invention, the sealing component of annular is inserted into and forms columniform fixed component and form cylindrical and be inserted into slidably between the mobile member in the fixed component.
According to the 3rd aspect of the present invention, except the equipment of a second aspect of the present invention, regulate that control member is installed on the fixed component so that it can rotation relatively on this fixed component, regulating the position of mobile member according to regulating the rotary manipulation of carrying out on the control member with respect to fixed component, this adjusting control member forms cylindrical around fixed component, and it covers the part of mobile member in the fixed component side at least.Sealing component is clamped to be regulated between control member and the fixed component.
According to the 4th aspect of the present invention, except the equipment of a third aspect of the present invention, the periphery of mobile member and interior all thread engagement of regulating control member.
According to the 5th aspect of the present invention, except the arbitrary equipment of a second aspect of the present invention in fourth aspect, sealing component also comprises O shape ring.
Should be noted that in an embodiment of the present invention throttling cable 9 is equivalent to the control cable in the each side of the present invention; Throttle grip 5 among the embodiment is equivalent to the controller in the each side of the present invention; Joint 13 among the embodiment is equivalent to the fixed component in the each side of the present invention; Adjusting bolt 18 among the embodiment is equivalent to the mobile member in the each side of the present invention; And the adjusting nut among the embodiment 23 is equivalent to the adjusting control member in the each side of the present invention.
[invention effect]
According to a first aspect of the present invention, length adjustment device has and is used for anti-sealing and enters the sealing component of its inner cable side.When use length adjustment device regulate inner cable move freely length the time, and after such adjusting is done, do not need mobile flashing member, for example the dirt-proof boot in the known device.Water-proof performance and good maintainability can both realize.
According to a second aspect of the present invention, go into this simple structure of annular by the spatial interpolation between the mobile member of the fixed component of cylinder and cylinder, the whole circumference of passing inner cable can realize reliable water-proof performance.
According to a third aspect of the present invention, thus sealing component be clamped at be installed on the fixed component can counterrotating thereon adjusting control member and fixed component between.This allows the member of the part of formation waterproof construction to be used to carry out the operation of length adjustment.Thereby can be easily form waterproof construction, eliminate any needs that are used to keep the special component of sealing component with the member of number seldom.
According to a fourth aspect of the present invention, in order to change the position of mobile member, the periphery of mobile member and interior all thread engagement of regulating control member with respect to fixed component.This helps simplification to be used to change the mobile member position, and promptly outer tube is with respect to the structure of the position of fixed component.
According to a fifth aspect of the present invention, O shape ring is used as sealing component.This allows when mobile member is inserted in the fixed component, and sealing component can easily be inserted between fixed component and the mobile member and not damage sealing component.
Description of drawings
Fig. 1 shows the diagrammatic sketch of motorcycle near the part of the joint between throttle grip and the throttling cable.
Fig. 2 shows the diagrammatic sketch of the longitudinal cross-section of throttling cable.
Description of reference numerals
5: as the throttle grip of controller
9: as the throttling cable of control cable
10: outer tube
11: inner cable
12: length adjustment device
13: as the joint of fixed component
18: as the adjusting bolt of mobile member
22: as the O shape ring of sealing component
23: as the adjusting nut of regulating control member
Embodiment
Specific embodiments of the invention are described below with reference to accompanying drawings.
Fig. 1 and 2 shows the embodiments of the invention diagrammatic sketch.Fig. 1 shows the diagrammatic sketch of motorcycle near the attachment portion between throttle grip and the throttling cable.Fig. 2 shows the longitdinal cross-section diagram of throttling cable.
At first with reference to Fig. 1, the operation handle 4 of the strip that motorcycle comprises has throttle grip 5, and it is as the rotatable right-hand member that is installed in it of controller.Brake lever 6 is arranged on the front of throttle grip 5, the also rotatable right-hand member that is installed in strip operation handle 4.Drum 8 is arranged in throttling housing 7, with the throttle grip 5 adjacent settings on the operation handle 4 of strip.Drum 8 rotationally with throttle grip 5 integrated operations.Be delivered to the modulating valve (not shown) of the motor that is installed in the motorcycle according to the throttling cable 9 of the control cable of one aspect of the present invention by drum 8 and conduct by the rotary manipulation power of throttle grip 5 generations.
It is pointed out that in Fig. 1 for simplicity, the throttling cable 9 that illustrates is to extend from throttle grip 5 from the direction of actual direction conversion 90 degree.
Throttling cable 9 comprises: outer tube 10, inner cable 11 and length adjustment device 12.More particularly, outer tube 10 has elasticity.Inner cable 11 passes outer tube 10 movably, and has first end that links to each other with drum 8.Length adjustment device 12 is arranged between the end and throttling housing 7 of outer tube 10 of drum 8 one sides, to regulate the length that moves freely of inner cable 11.
Also with reference to Fig. 2, be connected to the bottom of throttling housing 7 as first end of the cylinder-shaped joint 13 of the fixed component formation portion of length adjustment device 12.First end of cylinder-shaped joint 13 is screwed in the throttling housing 7.The locking nut 14 of the state that is used to keep joint 13 to be screwed to throttling housing 7 is screwed onto first end of joint 13 to be close to throttling housing 7.As a result, when with respect to throttle grip 5 and drum 8 maintenance prepositions, joint 13 is connected to throttling housing 7.
Joint 13 is set to extend from throttling housing 7 also crooked to extend to the inside of motorcycle one side downwards.In addition, inner cable 11 passes joint 13.In addition, safety cover 30 is enclosed within on first end of joint 13 of throttling housing 7 inside.Inner cable 11 has first end that protrudes from safety cover 30.First end of inner cable 11 is wound on the drum 8 and increases along with the rotary manipulation of throttle grip 5 so that be wound on the quantity of the inside cable 11 on the drum 8.Be installed in joint spool 15 and drum 8 engagements on first end on the inner cable 11 and be connected.Joint 13 has second end, and this second end comprises large diameter hole part 17, in order to form towards with the step part 16 of the annular of the relative side of drum 8 sides.
Length adjustment device 12 comprises regulates bolt 18.Regulate bolt 18, its mobile member as cylinder has first end of second end that is slidably inserted into joint 13, so that the position of length adjustment device 12 can be adjusted with respect to joint 13.Regulate bolt 18 and comprise insertion sleeve portion 18a, threaded sleeve part 18b and adapter sleeve part 18c.Insertion sleeve portion 18a with cylindrical shape is inserted into second end of joint 13 slidably.Threaded sleeve part 18b forms has the cylindrical body of outer circumference diameter greater than the outer diameter that inserts sleeve portion 18a.Threaded sleeve part 18b also comprises the outside thread 19 on the periphery that is formed on it.The adapter sleeve part 18c of cylindrical shape has the outer circumference diameter greater than the outer diameter of threaded sleeve part 18b.Insert sleeve portion 18a and have same interior week and concordant mutually, to allow inner cable 11 here from inserting with threaded sleeve part 18b.On the other hand, adapter sleeve part 18c has diameter greater than interior week in the interior week of inserting sleeve portion 18a and threaded sleeve part 18b, so that first end of outer tube 10 can therefrom insert.
Adapter sleeve part 18c is used for compacted so that its periphery that embeds first end that inserts outer tube 10 wherein interior week.Second end of regulating bolt 18 is thus connected first end of outer tube 10.The protected cover 20 in attachment portion between first end of adapter sleeve part 18c and outer tube 10 covers to realize the liquid impermeable of attachment portion.Outer tube 10 is gone back coated tube 21 and is covered except safety cover 20.
O shape ring 22 sealing components as annular are inserted in the large diameter hole part 17 on second end of joint 13.The insertion sleeve portion 18a that regulates on first end of bolt 18 is slidably inserted in second end of joint 13, so that O shape ring 22 is set at second end of joint 13 and regulates between the insertion sleeve portion 18a on first end of bolt 18.
Length adjustment device 12 also comprises adjusting nut 23.Adjusting nut 23 forms around the cylindrical body of second end of joint 13.At least cover the part of the adjusting bolt 18 on joint 13 1 sides as the adjusting nut 23 of regulating control member.Adjusting nut 23 is installed on the joint 13 with can rotation relatively on joint 13, and like this according to the rotary manipulation that carries out on the adjusting nut 23, the position of regulating bolt 18 can be conditioned with respect to joint 13.
Adjusting nut 23 forms the cylinder of band shoulder usually.Adjusting nut 23 comprises thin wall cylindrical part 23a, heavy wall column part 23b, cylinder with large diameter part 23c and hexagon nut part 23d, forms with such order from first end side (left side Fig. 2) of adjusting nut.These component coaxials of adjusting nut 23 and extension integrally.Thin wall cylindrical part 23a forms the annular engaging groove 24 on the periphery that covers near the side of second end that is arranged on joint 13.Heavy wall column part 23b forms has the thick wall than thin wall cylindrical part 23a, with second end of wound joint 13.Hexagon nut part 23d has the periphery that forms the hexagonal transverse cross section shape, to allow to be easy to rotary manipulation.In addition, hexagon nut part 23d has the interior week of the internal thread 25 of outside thread 19 engage threads that are formed with and regulate bolt 18.In addition, the column part 23b and the cylinder with large diameter part 23c between the hexagon nut part 23d that are arranged on heavy wall are formed with relatively short axial length, and radially outwards protrude from the column part 23b of heavy wall and the outer surface of hexagon nut part 23d.
Thin wall cylindrical part 23a is compacted so that engage with engaging groove 24 in week in it.More particularly, second end of the close joint 13 that first end of adjusting nut 23 is mounted by rotatably compressing on the periphery is so that it can rotate relatively.And the protected cover 26 in the attachment portion between second end of first end of adjusting nut 23 and joint 13 covers realizing the liquid impermeable of attachment portion, and allows adjusting nut 23 with respect to joint 13 rotations.Safety cover 26 is pressed against on the periphery of column part 23b of heavy wall tightly, to realize higher liquid impermeable.
In addition, adjusting nut 23 forms an integral body with grip flange part 23e, this grip flange part 23e from interior week of a part of hexagon nut 23d radially to projecting inward and near cylinder with large diameter part 23c.The O shape ring 22 that is arranged on second end of joint 13 and regulates between the insertion sleeve portion 18a on first end of bolt 18 is clamped between the step part 16 and grip flange part 23e of joint 13.
Locking nut 27 is screwed onto on the outside thread 19 on the periphery of the part of protruding from adjusting nut 23 among the threaded sleeve part 18b that regulates bolt 18.Tighten locking nut 27 and realized adjusting nut 23 near adjusting nut 23 and regulate stable relative position between the bolt 18 that up to locking nut 27 more particularly, outer tube 10 is with respect to the settling position of joint 13.
On the other hand, for cable by changing outer tube 10 is regulated inner cable 11 with respect to the position of joint 13 the length that moves freely, locking nut 27 is unscrewed, the relative position between adjusting nut 23 or joint 13 and adjusting bolt 18 or the outer tube 10 rotates adjusting nut 23 then, so that can change.
Various details embodiment's effect.According to embodiments of the invention, the length adjustment device that moves freely length 12 that is used to regulate inner cable 11 is set at first end of outer tube 10, this length adjustment device 12 comprises: have the joint 13 of settling position with respect to throttle grip 5 and drum 8, and be connected to outer tube 10 so that the adjusting bolt 18 that its position can be regulated with respect to joint 13.Length adjustment device 12 has and is used for the O shape ring 22 that anti-sealing enters inner cable 11 sides, that is to say, anti-sealing by being connected to outer tube 10 adjusting bolt 18 and the space between the joint 13 enter into inside.
Thereby, when use length adjustment device 12 regulate inner cable 11 move freely length the time, after perhaps this adjusting is finished, do not need for example dirt-proof boot in the known device of mobile flashing member.The maintainability that water-proof performance is become reconciled can both realize.
When regulating bolt 18 and be inserted in the joint 13, use O shape ring 22 not damage O shape ring 22 to allow O shape ring 22 and be easily inserted into joint 13 and to regulate between the bolt 18 as sealing component.
O shape ring 22 is inserted into and forms between cylinder-shaped joint 13 and the adjusting bolt 18, and this adjusting nut forms cylindrical and is inserted into slidably in the joint 13.Thereby the simple structure of O shape ring 22 is inserted in the space between cylinder-shaped joint 13 and cylindrical adjusting bolt 18, and anti-sealing enters into inside by the space of regulating between bolt 18 and the joint 13.As a result, can on the whole circumference of inner cable 11, realize reliable water-proof performance.
Form cylinder and cover the part of the adjusting bolt 18 on joint 13 1 sides at least with the adjusting nut 23 of wound joint 13.Adjusting nut 23 is installed on the joint 13 so that it can rotation relatively on joint 13, adjusting the position of regulating bolts 18 with respect to joint 13 according to the rotary manipulation of carrying out on the adjusting nut 23.O shape ring 22 is clamped between the step part 16 of grip flange part 23e and joint 13, and wherein, adjusting nut 23 integrally comprises described grip flange part 23e.This member that allows to form the waterproof construction part is used to carry out the length adjustment operation.By eliminating any needs that are used to keep the particular component of O shape ring 22, can easily form waterproof construction by a spot of member.
In addition, regulate the periphery of bolt 18 and interior all threaded joint of adjusting nut 23.This help to simplify be used to change regulate bolt 18 the position just with respect to the structure of the position of joint 13 outer tubes 10.
The invention is not restricted to embodiment recited above, and can be under the situation that does not break away from spirit of the present invention accomplished in various ways.
The present invention can be applied to, and for example, has the control cable of the length adjustment device 12 of the intermediate portion that is arranged on outer tube 10.Certainly, the sealing component that also can use other type for example oil seal replaces O shape ring 22 according to embodiments of the invention, can produce same effect.

Claims (5)

1. sealing configuration of controlling in the cable, described controlling rope cable wrap is drawn together:
Rubber-like outer tube (10);
The inside cable (11) that passes outer tube (10) slidably and be connected with controller (5); And
Be used to regulate the length adjustment device that moves freely length (12) of inner cable (11), described length adjustment device is arranged on the end portion or the intermediate portion of outer tube (10), and comprises with respect to controller (5) having the fixed component (13) of the annular in precalculated position and have adjustable position and be connected to the mobile member (18) of outer tube (10) with respect to fixed component (13);
Wherein, length adjustment device (12) has the sealing component (22) that anti-sealing enters into inner cable (11) side.
2. the sealing configuration in the control cable as claimed in claim 1, wherein, Huan Xing sealing component (22) is inserted into and forms columniform fixed component (13) and form cylindrical and be slidably inserted between the mobile member (18) in the fixed component (13).
3. the sealing configuration in the control cable as claimed in claim 2, wherein, regulate control member (23) and form cylindrical around fixed component (13), and it covers the part of mobile member (18) at least in fixed component (13) side, described adjusting control member (23) is installed in fixed component (13) and goes up going up rotation relatively at fixed component (13), regulates the position of mobile member (18) with respect to fixed component (13) so that can go up the rotary manipulation of carrying out according to adjusting control member (23); And
Sealing component (22) is clamped between adjusting control member (23) and fixed component (13).
4. the sealing configuration in the control cable as claimed in claim 3, wherein, the periphery of mobile member (18) and interior all thread engagement of regulating control member (23).
5. as the sealing configuration in each described control cable in the claim 2 to 4, wherein, sealing component (22) comprises O shape ring.
CN 200610171886 2005-12-20 2006-12-20 Sealing configuration in the control cable Active CN100545468C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP366747/05 2005-12-20
JP2005366747A JP4664811B2 (en) 2005-12-20 2005-12-20 Seal structure for operation cable

Publications (2)

Publication Number Publication Date
CN1987135A true CN1987135A (en) 2007-06-27
CN100545468C CN100545468C (en) 2009-09-30

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ID=38184044

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200610171886 Active CN100545468C (en) 2005-12-20 2006-12-20 Sealing configuration in the control cable

Country Status (2)

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CN (1) CN100545468C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010145156A (en) * 2008-12-17 2010-07-01 Nippon Seiki Co Ltd Position detecting device
JP6433843B2 (en) * 2015-04-09 2018-12-05 英康 木村 Unlocking tools for electric trolling motors

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08478U (en) * 1991-10-29 1996-03-08 日本ケーブル・システム株式会社 Control cable seal structure
JPH11210738A (en) * 1998-01-23 1999-08-03 Daihatsu Motor Co Ltd Connection structure of meter cable
US6484605B1 (en) * 1998-08-13 2002-11-26 Transdigm, Inc Control cables

Also Published As

Publication number Publication date
JP2007170490A (en) 2007-07-05
CN100545468C (en) 2009-09-30
JP4664811B2 (en) 2011-04-06

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