CN107740808B - A kind of drag-line of adjustable in length - Google Patents

A kind of drag-line of adjustable in length Download PDF

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Publication number
CN107740808B
CN107740808B CN201710968200.XA CN201710968200A CN107740808B CN 107740808 B CN107740808 B CN 107740808B CN 201710968200 A CN201710968200 A CN 201710968200A CN 107740808 B CN107740808 B CN 107740808B
Authority
CN
China
Prior art keywords
drag
line
latch segment
outer tube
inner sleeve
Prior art date
Application number
CN201710968200.XA
Other languages
Chinese (zh)
Other versions
CN107740808A (en
Inventor
蒋维东
Original Assignee
江阴市蒋氏汽摩部件有限公司
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 江阴市蒋氏汽摩部件有限公司 filed Critical 江阴市蒋氏汽摩部件有限公司
Priority to CN201710968200.XA priority Critical patent/CN107740808B/en
Publication of CN107740808A publication Critical patent/CN107740808A/en
Application granted granted Critical
Publication of CN107740808B publication Critical patent/CN107740808B/en

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Classifications

    • 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
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C1/00Flexible shafts; Mechanical means for transmitting movement in a flexible sheathing
    • F16C1/10Means for transmitting linear movement in a flexible sheathing, e.g. "Bowden-mechanisms"
    • F16C1/22Adjusting; Compensating length
    • F16C1/226Adjusting; Compensating length by adjusting the effective length of the sheathing
    • 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
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C1/00Flexible shafts; Mechanical means for transmitting movement in a flexible sheathing
    • F16C1/10Means for transmitting linear movement in a flexible sheathing, e.g. "Bowden-mechanisms"
    • F16C1/12Arrangements for transmitting movement to or from the flexible member
    • F16C1/14Construction of the end-piece of the flexible member; Attachment thereof to the flexible member
    • 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
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2300/00Application independent of particular apparatuses
    • F16C2300/02General use or purpose, i.e. no use, purpose, special adaptation or modification indicated or a wide variety of uses mentioned

Abstract

The present invention relates to the technical fields of drag-line, a kind of particularly drag-line of adjustable in length, it include: rotating nut, hollow rotating shaft, the central axis of hollow rotating shaft is overlapped with the central axis of rotating nut, first outer tube, one end of first outer tube is rotatably connected with rotating nut, the outer wall of the inner wall of upper latch segment and lower latch segment is equipped with slope, upper latch segment is threadedly coupled with lower latch segment, second outer tube, inner sleeve, inner sleeve is fixedly connected with the second outer tube, the inner wall of inner sleeve is threadedly coupled with hollow rotating shaft, the outer wall of inner sleeve and the other side inner wall of the first outer tube are slidably connected, several anti-rotation blocks for moving in a straight line inner sleeve are equipped between inner sleeve and the first outer tube, drag-line locking device includes: drag-line compact heap and drag-line latch segment engaged therewith, there is drag-line among drag-line compact heap Channel, solving drag-line, length deviates after prolonged use, continues to use the problem of bringing contingency.

Description

A kind of drag-line of adjustable in length

Technical field

The present invention relates to the technical field of drag-line, a kind of particularly drag-line of adjustable in length.

Background technique

Drag-line is the cable for having outer protection, is widely used in the brake of automobile, motorcycle, ship, aircraft etc., throttle, changes Gear etc..Automobile guy cable point hangs shelves drag-line, and clutch cable, brake line definition: changing transmission gear for pulling, clutch, The steel wire cable of brake.Act on behalf of pull rod manipulation and change lathe, automobile, machine runs speed or the tractive force such as tractor, goods or The device of door lock is formed by many diameters are different.It is commonly mounted in engine and carburetor, fuel pump, air throttle, speed change Device, clutch, on wheel hub.But aging can occur after prolonged use for existing drag-line, the distance at drag-line both ends occurs inclined Difference, so that the decreased effectiveness of brake, to be easy to cause contingency in brake process.

Summary of the invention

The technical problem to be solved by the present invention is in order to solve drag-line, length is deviated after prolonged use, is continued The problem of using contingency is brought, the present invention provides a kind of drag-line of adjustable in length, guy cable length regulating device will be drawn Rope locks drag-line compact heap from penetrating in the drag-line channel of one end and being pierced by from the drag-line channel of the other end, by drag-line latch segment To clamp drag-line, by rotary motion nut, hollow rotating shaft rotation is driven, since the presence of anti-rotation block is in hollow axle Lower the distance between first outer tube and the second outer tube are driven, passes through upper latch segment and lower lock when reaching desired distance Tight block locks rotating nut, prevents it from rotating, and changes the distance between two drag-line locking devices so far to change Guy cable length makes it facilitate adjusting, and applicability is stronger, can after prolonged use guy cable length generate it is fast in the case where deviation Velocity modulation is whole, ensure that the security of the lives and property of people.

The technical solution adopted by the present invention to solve the technical problems is: a kind of drag-line of adjustable in length, comprising: drag-line Main body and the pull unit for being set in drag-line main body outside and being firmly connected with it, the device that pulls loose include

Rotating nut,

Hollow rotating shaft, the hollow rotating shaft are fixedly connected with rotating nut, the central axis of the hollow rotating shaft It is overlapped with the central axis of rotating nut,

One end of first outer tube, first outer tube is rotatably connected with rotating nut,

Locking nut, the locking nut include: upper latch segment and lower latch segment, the inner wall of the upper latch segment and lower lock The outer wall of tight block is equipped with slope, and the upper latch segment is threadedly coupled with lower latch segment, and the lower latch segment is set in rotation spiral shell It is female on the outside of the first outer tube junction, the lower latch segment be it is soft compressible,

Second outer tube,

Inner sleeve, the inner sleeve are fixedly connected with the second outer tube, the inner wall and hollow rotating shaft spiral shell of the inner sleeve Line connection, the outer wall of the inner sleeve and the other side inner wall of the first outer tube are slidably connected, the inner sleeve and the first housing Several anti-rotation blocks for moving in a straight line inner sleeve are equipped between pipe,

Two drag-line locking devices, the drag-line locking device are fixedly connected with rotating nut and the second outer tube respectively, Each drag-line locking device includes: drag-line compact heap and drag-line latch segment engaged therewith, among the drag-line compact heap With drag-line channel.

Specifically, the rotating nut include: successively the hand-held part of integrally connected, interconnecting piece and rotation card key, the company Socket part is fixedly connected with hollow rotating shaft, and the rotation card key extends on the outside of interconnecting piece, and first outer sleeve inner wall is equipped with Rotation slot, the rotation slot and rotation card key cooperation.

Specifically, the anti-rotation block includes: several axially extending guide pads that the inner wall of the first outer tube is arranged in, institute The outer wall for stating inner sleeve is equipped with guide groove engaged therewith.

Specifically, the quantity of the guide pad is 2-6, and the guide pad is circumferentially uniformly distributed in the first outer tube Wall.

Specifically, the guiding number of blocks is 4.

Specifically, the drag-line compact heap is arranged in drag-line latch segment.

Specifically, compression card key is extended on the outside of the drag-line compact heap, the drag-line latch segment inner wall is equipped with locking clamp The maximum width of slot, the locking card slot compresses card key maximum when being less than drag-line compact heap and unassembled drag-line latch segment is wide Degree.

Specifically, the outer wall of the drag-line compact heap and the inner wall of drag-line latch segment are equipped with slope, and the drag-line compresses It is threadedly coupled fastly with drag-line latch segment.

Specifically, drag-line locking block of material is rubber.

The beneficial effects of the present invention are:

The present invention provides a kind of drag-line of adjustable in length, drag-line is penetrated from the drag-line channel of one end and from the other end Drag-line channel in be pierced by, drag-line compact heap is locked to clamping drag-line by drag-line latch segment, passes through rotary motion nut, band Dynamic hollow rotating shaft rotation, since the presence of anti-rotation block is under the drive of hollow axle between the first outer tube and the second outer tube Distance, rotating nut is locked by upper latch segment and lower latch segment when reaching desired distance, prevents it from revolving Turn, changes the distance between two drag-line locking devices so far to change guy cable length, so that it is facilitated adjusting, applicability is more By force, it guy cable length can quickly be adjusted in the case where generating deviation after prolonged use, ensure that the security of the lives and property of people.

Detailed description of the invention

Present invention will be further explained below with reference to the attached drawings and examples.

Fig. 1 is a kind of structural schematic diagram of the drag-line of adjustable in length of the present invention;

Fig. 2 is the Section A-A schematic diagram of Fig. 1 in embodiment 1;

Fig. 3 is the Section A-A schematic diagram of Fig. 1 in embodiment 2;

In figure: 1. rotating nuts, 2. hollow rotation axis, 3. first outer tubes, latch segment on 4., 5. lower latch segments, 6. the Two outer tubes, 7. inner sleeves, 8. drag-line compact heaps, 9. drag-line latch segments, 10. drag-line channels, 11. hand-held parts, 12. interconnecting pieces, 13. rotating card key, 14. rotation slots, 15. guide grooves, 16. compress card key, 17. locking card slots, 18. guide pads.

Specific embodiment

In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.

As shown, the present invention provides a kind of drag-lines of adjustable in length, comprising: drag-line main body and be set in drag-line master Pull unit external and being firmly connected with it, pulling loose device includes

Rotating nut 1,

Hollow rotating shaft 2, hollow rotating shaft 2 are fixedly connected with rotating nut 1, the central axis of hollow rotating shaft 2 with turn The central axis of dynamic nut 1 is overlapped,

First outer tube 3, one end and the rotating nut 1 of the first outer tube 3 are rotatably connected,

Locking nut, locking nut include: upper latch segment 4 and lower latch segment 5, the inner wall of upper latch segment 4 and lower latch segment 5 Outer wall be equipped with slope, upper latch segment 4 is threadedly coupled with lower latch segment 5, and lower latch segment 5 is set in rotating nut 1 and first On the outside of 3 junction of outer tube, lower latch segment 5 is soft compressible material,

Second outer tube 6,

Inner sleeve 7, inner sleeve 7 are fixedly connected with the second outer tube 6, and the inner wall and 2 screw thread of hollow rotating shaft of inner sleeve 7 connect It connects, the outer wall of inner sleeve 7 and the other side inner wall of the first outer tube 3 are slidably connected, and set between inner sleeve 7 and the first outer tube 3 There are several anti-rotation blocks for moving in a straight line inner sleeve 7,

Two drag-line locking devices, drag-line locking device are fixedly connected with rotating nut 1 and the second outer tube 6 respectively, often A drag-line locking device includes: drag-line compact heap 8 and drag-line latch segment 9 engaged therewith, has drag-line among drag-line compact heap 8 Channel 10.

In use, drag-line is passed through from penetrating in one end drag-line channel 10 and being pierced by from the drag-line channel 10 of the other end Drag-line latch segment 9 locks drag-line compact heap 8 to clamp drag-line, by rotary motion nut 1, hollow rotating shaft 2 is driven to rotate, Since the presence of anti-rotation block is at a distance from the first outer tube 3 under the drive of hollow axle 2 is between the second outer tube 6, reaching Rotating nut 1 is locked with lower latch segment 5 by upper latch segment 4 when desired distance, prevents it from rotating, so far changes The distance between two drag-line locking devices make it facilitate adjusting, applicability is stronger, can be when long to change guy cable length Between using backstay length generate deviation in the case where quickly adjust, ensure that the security of the lives and property of people.

Specifically, rotating nut 1 includes: hand-held part 11, interconnecting piece 12 and the rotation card key 13 of successively integrally connected, connection Portion 12 is fixedly connected with hollow rotating shaft 2, and rotation card key 13 extends to 12 outside of interconnecting piece, and 3 inner wall of the first outer tube, which is equipped with, to be turned Dynamic slot 14, rotation slot 14 and rotation card key 13 cooperate.It the use of the mode that rotation slot 14 and rotation card key 13 cooperate is a kind of best Embodiment, rotation slot 14 is T-slot when in use, it is ensured that rotating card key 13 in use will not be from rotation slot 14 Middle disengaging causes cooperation to be failed, provided of course that rotating nut 1 can be allowed to be rotatably connected and will not separate just with first sleeve 3 , of the invention without limitation.

Specifically, anti-rotation block includes: several axially extending guide pads 18 that the inner wall of the first outer tube 3 is arranged in, interior The outer wall of casing 7 is equipped with guide groove 15 engaged therewith, and 18 quantity of guide pad is 4, angle between two neighboring guide pad 18 It is 90 °.

Specifically, drag-line compact heap 8 is arranged in drag-line latch segment 9, and compression card key is extended on the outside of drag-line compact heap 8 16,9 inner wall of drag-line latch segment is equipped with locking card slot 17, and the maximum width of locking card slot 17 is less than drag-line compact heap 8 and drag-line is locked The maximum width of card key 16 is compressed when tightly block 9 is unassembled.

Specifically, drag-line latch segment 9 is rubber.

Embodiment 2

Other parts with embodiment 1, the difference is that: the quantity of guide pad 18 is 2, and two guide pads 18 are symmetrically point It is distributed in the inner wall of the first outer tube 3, the angle between two guide pads 18 is 180 °.

Embodiment 3

Other parts with embodiment 1, the difference is that: the outer wall of drag-line compact heap 8 and the inner wall of drag-line latch segment 9 are equal Equipped with slope, drag-line compression is threadedly coupled with drag-line latch segment 9 fastly.

Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.

Claims (9)

1. a kind of drag-line of adjustable in length, comprising: drag-line main body and the drawing for being set in drag-line main body outside and being firmly connected with it Dynamic device, it is characterised in that the pull unit includes:
Rotating nut (1),
Hollow rotating shaft (2), the hollow rotating shaft (2) are fixedly connected with rotating nut (1), the hollow rotating shaft (2) Central axis is overlapped with the central axis of rotating nut (1),
First outer tube (3), one end and the rotating nut (1) of first outer tube (3) are rotatably connected,
Locking nut, the locking nut include: upper latch segment (4) and lower latch segment (5), the inner wall of the upper latch segment (4) It is equipped with slope with the outer wall of lower latch segment (5), the upper latch segment (4) is threadedly coupled with lower latch segment (5), the lower locking Block (5) is set on the outside of rotating nut (1) and the first outer tube (3) junction, and the lower latch segment (5) is soft compressible material Material,
Second outer tube (6),
Inner sleeve (7), the inner sleeve (7) are fixedly connected with the second outer tube (6), the inner wall of the inner sleeve (7) with it is hollow Rotary shaft (2) is threadedly coupled, and the other side inner wall of the outer wall and the first outer tube (3) of the inner sleeve (7) is slidably connected, described Several anti-rotation blocks for moving in a straight line inner sleeve (7) are equipped between inner sleeve (7) and the first outer tube (3),
Two drag-line locking devices, the drag-line locking device is fixed with rotating nut (1) and the second outer tube (6) respectively to be connected It connects, each drag-line locking device includes: drag-line compact heap (8) and drag-line latch segment engaged therewith (9), the drag-line pressure There are drag-line channel (10) among tight block (8).
2. a kind of drag-line of adjustable in length as described in claim 1, it is characterised in that: the rotating nut (1) include: according to The hand-held part (11) of secondary integrally connected, interconnecting piece (12) and rotation card key (13), the interconnecting piece (12) and hollow rotating shaft (2) It is fixedly connected, the rotation card key (13) extends on the outside of interconnecting piece (12), and the first outer tube (3) inner wall is equipped with rotation slot (14), the rotation slot (14) and rotation card key (13) cooperation.
3. a kind of drag-line of adjustable in length as described in claim 1, it is characterised in that: the anti-rotation block includes: that setting exists Several axially extending guide pads (18) of the inner wall of first outer tube (3), the outer wall of the inner sleeve (7) is equipped with to be cooperated with it Guide groove (15).
4. a kind of drag-line of adjustable in length as claimed in claim 3, it is characterised in that: the quantity of the guide pad (18) is 2-6, the guide pad (18) is circumferentially uniformly distributed in the first outer tube (3) inner wall.
5. a kind of drag-line of adjustable in length as claimed in claim 4, it is characterised in that: guide pad (18) quantity is 4 It is a.
6. a kind of drag-line of adjustable in length as described in claim 1, it is characterised in that: drag-line compact heap (8) card is set In drag-line latch segment (9).
7. a kind of drag-line of adjustable in length as claimed in claim 6, it is characterised in that: on the outside of the drag-line compact heap (8) It is extended with and compresses card key (16), drag-line latch segment (9) inner wall is equipped with locking card slot (17), and the locking card slot (17) is most Big width is less than drag-line compact heap (8) compress card key (16) with drag-line latch segment (9) maximum width when unassembled.
8. a kind of drag-line of adjustable in length as described in claim 1, it is characterised in that: outside the drag-line compact heap (8) The inner wall of wall and drag-line latch segment (9) is equipped with slope, and the drag-line compression is threadedly coupled with drag-line latch segment (9) fastly.
9. a kind of drag-line of adjustable in length as described in claim 1, it is characterised in that: the drag-line latch segment (9) is rubber Glue.
CN201710968200.XA 2017-10-18 2017-10-18 A kind of drag-line of adjustable in length CN107740808B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710968200.XA CN107740808B (en) 2017-10-18 2017-10-18 A kind of drag-line of adjustable in length

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710968200.XA CN107740808B (en) 2017-10-18 2017-10-18 A kind of drag-line of adjustable in length

Publications (2)

Publication Number Publication Date
CN107740808A CN107740808A (en) 2018-02-27
CN107740808B true CN107740808B (en) 2019-07-30

Family

ID=61236898

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710968200.XA CN107740808B (en) 2017-10-18 2017-10-18 A kind of drag-line of adjustable in length

Country Status (1)

Country Link
CN (1) CN107740808B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3133915B2 (en) * 1994-11-18 2001-02-13 株式会社シマノ Bicycle cable and its outer end cap and adjustment bolt
DE102007025205A1 (en) * 2007-05-30 2008-12-04 Sram Deutschland Gmbh adjustment
CN201827222U (en) * 2010-08-17 2011-05-11 德韧干巷汽车系统(上海)有限公司 Inhaul cable adjustable mechanism of inhaul cable connector

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Publication number Publication date
CN107740808A (en) 2018-02-27

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