CN106704345A - Automobile control cable inner seal device - Google Patents

Automobile control cable inner seal device Download PDF

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Publication number
CN106704345A
CN106704345A CN201611206772.6A CN201611206772A CN106704345A CN 106704345 A CN106704345 A CN 106704345A CN 201611206772 A CN201611206772 A CN 201611206772A CN 106704345 A CN106704345 A CN 106704345A
Authority
CN
China
Prior art keywords
hole
diameter
sealing
convex rib
cap
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.)
Pending
Application number
CN201611206772.6A
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Chinese (zh)
Inventor
吴心星
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.)
SHIYUAN DAFENG FLEXIBLE SHAFT CO Ltd
Original Assignee
SHIYUAN DAFENG FLEXIBLE SHAFT 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 SHIYUAN DAFENG FLEXIBLE SHAFT CO Ltd filed Critical SHIYUAN DAFENG FLEXIBLE SHAFT CO Ltd
Priority to CN201611206772.6A priority Critical patent/CN106704345A/en
Publication of CN106704345A publication Critical patent/CN106704345A/en
Pending legal-status Critical Current

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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"
    • F16C1/107Sealing details

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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)

Abstract

The invention discloses an automobile control cable inner seal device and relates to the technical field of automobile control cables. The automobile control cable inner seal device comprises a seal ring, a seal sleeve and a casing cap. The seal ring, the seal sleeve and the casing cap are each provided with a through hole in the axial direction, and a steel wire rope penetrates through the through holes. The seal sleeve is provided with a stepped hole. A through hole with the large inner diameter in the stepped hole is matched with the outer diameter of the seal ring. The seal ring is installed in the through hole, with the large inner diameter, of the seal ring. The inner wall of the through hole of the casing cap is provided with an annular blocking table face. The outer diameter of the blocking table face is matched with the outer diameter of the seal sleeve. The inner diameter of the blocking table face is smaller than the outer diameter of the seal ring. The seal sleeve is installed in the through hole of the casing cap. The end face of the seal ring is opposite to the blocking table face. The automobile control cable inner seal device is convenient to assemble and operate and good in leakproofness and achieves the functions of dust prevention, water prevention and prevention of too fast leaving of grease, smoothness and durability of a control cable are improved, and the problems that control cannot be conducted due to the fact that water enters the control cable and the control cable freezes in winter are solved.

Description

A kind of automobile operation drag-line inner sealing device
Technical field
The present invention relates to automobile operation drag-line technical field, more particularly, to a kind of automobile operation drag-line inner sealing device.
Background technology
Automobile operation drag-line is a kind of accelerator in automobile, clutch, choke, brake (stay by hand parking/pin Car/electronics EPB), hood opening device, generally use in the device such as luggage case/filler cap opening device, gear change Structure, can replace pull bar manipulate automobile runs speed or tractive force, be generally divided into throttle cable, clutch cable, parking system Dynamic drag-line, gear-shifting inhaul cable and other manipulating pulling cables, by steel bracing wire is made, are wrapped up, in vehicle interior outside it by rubber sleeve For the manipulation linking between part.
Current commercial car and low and middle-end passenger car automobile operation drag-line do not design inner sealing device substantially, widely used External seal (rubber bellows set) form, and because manipulating pulling cable belongs to axially reciprocating mode, by long-time using in addition Transport assembling link etc. causes that the different degrees of appearance disrepair phenomenon of rubber bellows set, drag-line seal failure, dust, moisture etc. hold Easily enter into inside manipulating pulling cable, and easily cause the lubricant grease inside manipulating pulling cable and be lost in too fast, influence manipulating pulling cable Ride comfort and durability, especially winter manipulating pulling cable inner inlet may cause the icing can not to manipulate, so as to badly influence Vehicle handling comfort and user satisfaction.
The content of the invention
It is an object of the invention to overcome above-mentioned technical deficiency, a kind of automobile operation drag-line inner sealing device is proposed, improved The sealing of manipulating pulling cable, plays dust-proof, waterproof, prevents grease to be lost in too fast effect, improves manipulating pulling cable ride comfort and resistance to Long property, it is to avoid winter manipulating pulling cable inner inlet freezes causes not under command problem, improves user's handling comfort and uses Impression.
To reach above-mentioned technical purpose, technical scheme provides a kind of automobile operation drag-line inner sealing device, bag Sealing ring, sealing shroud and sleeve cap are included, the sealing ring, sealing shroud and sleeve cap are provided with and hold the logical of steel wire penetrating vertically Hole, the sealing ring is installed in the sealing shroud, and the sealing shroud is installed in described sleeve pipe cap, the sealing ring, sealing Set and sleeve cap are co-axially mounted;
Inner convex rib is provided with the sealing ring, the internal diameter of the inner convex rib is adapted with the external diameter of the steel wire rope;
Described sleeve pipe cap is adapted away from the bore of sealing ring and the throughhole portions of seal cap with the external diameter of the steel wire rope.
Improved as one kind, the through hole in the sealing shroud is stepped hole, and stepped hole medium caliber is big in the sealing shroud Through-hole diameter is adapted with the external diameter of the sealing ring, and it is big that the sealing ring is installed on stepped hole medium caliber in the sealing shroud Throughhole portions;
Through hole in described sleeve pipe cap is stepped hole, in described sleeve pipe cap the big through-hole diameter of stepped hole medium caliber with it is described The external diameter of seal cap is adapted, and the small through-hole diameter of stepped hole medium caliber is mutually fitted with the external diameter of the steel wire rope in described sleeve pipe cap Should, the sealing shroud is installed on the big throughhole portions of stepped hole medium caliber in described sleeve pipe cap, and the sealing ring and sealing shroud are equal The throughhole portions bottom big with stepped hole medium caliber in described sleeve pipe cap offsets.
As a further improvement, circumferentially arranged with outer convex rib, the external diameter of the outer convex rib on the side face of the sealing ring The internal diameter of the throughhole portions big more than internal diameter in stepped hole in the sealing shroud, the outer convex rib is matched somebody with somebody with the sealing shroud interference Close.
As a further improvement, the longitudinal section of the inner convex rib is tooth form, and the longitudinal section of the outer convex rib is circular arc.
As a further improvement, the tooth top of the inner convex rib is provided with rounding, and the tooth root of the adjacent inner convex rib is provided with Rounding.
As a further improvement, the inner convex rib and outer convex rib are uniformly distributed along the length direction of the sealing ring.
As a further improvement, the distance between adjacent described inner convex rib less than between the adjacent outer convex rib away from From.
Used as further improving, one end of described sleeve pipe cap is provided with the connecting tube for being connected with protective sleeve of pulling cable, institute The other end for stating sleeve cap is provided with installing plate for installing inner sealing device, and the connecting tube and installing plate are equipped with for described The through hole of steel wire penetrating, the through-hole diameter of the connecting tube is equal in described sleeve pipe cap the big one end through hole of diameter in stepped hole Diameter, the diameter of the through hole of the installing plate is equal in described sleeve pipe cap the diameter of the small one end through hole of diameter in stepped hole, The installing plate is provided with mounting hole.
As a further improvement, the two ends of the sealing ring set rounding, and the two ends of the sealing shroud set rounding Angle, the small throughhole portions of step bore dia set interior rounding away from one end of the big throughhole portions of diameter in the sealing shroud, Through hole in the connecting tube is provided with interior chamfering away from one end of described sleeve pipe cap, and step bore dia is small in described sleeve pipe cap leads to Bore portion is provided with interior chamfering near one end of the big throughhole portions of diameter.
The automobile operation drag-line inner sealing device that the present invention is provided, first people's frock is used when using by sealing ring and sealing shroud It is assembled into one with mode, it is ensured that sealing ring installs distortionless unimpeded with through hole, and sealing shroud is assembled into sleeve cap again afterwards Position, is then connected by the connecting tube of sleeve cap with protective sleeve of pulling cable, and steel wire rope is penetrated from the through hole of sealing ring, structure letter It is single, it is easy to assembly, it is ensured that sealing ring is difficult to release after being assembled with sealing shroud, and low cost, installs various informative additional, evagination is set Muscle causes to be tightly connected between sealing ring and sealing shroud, sets the sealing that a plurality of inner convex rib improves seal assembly, draws manipulating Rope plays dust-proof, waterproof and grease-proof is lost in too fast effect, improves the ride comfort and durability of manipulating pulling cable, solves to manipulate and draws Rope inside winter enters the not under command problem of water freezing, it is ensured that comfortableness and satisfaction that user's vehicle is manipulated.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the structural representation of sealing shroud;
Fig. 3 is the structural representation of sealing ring;
Fig. 4 is the structural representation of sleeve cap;
In accompanying drawing, 1- sealing rings, 11- inner convex ribs, 12- outer convex ribs, 2- sealing shrouds, 3- sleeve caps, 4- steel wire ropes, 5- steps Hole, 6- protective sleeve of pulling cable, 7- connecting tubes, 8- installing plates, 81- mounting holes.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and It is not used in the restriction present invention.
It is common shown as shown in Figure 1 to Figure 4, the invention provides a kind of automobile operation drag-line inner sealing device, including sealing ring 1st, sealing shroud 2 and sleeve cap 3, sealing ring 1, sealing shroud 2 and sleeve cap 3 are provided with and hold the through hole that steel wire rope 4 is passed through vertically, close Seal ring 1 is installed in sealing shroud 2, and sealing shroud 2 is installed in sleeve cap 3, and sealing ring 1, sealing shroud 2 and sleeve cap 3 are co-axially mounted;
Inner convex rib 11 is provided with sealing ring 1, the internal diameter of inner convex rib 11 is adapted with the external diameter of steel wire rope 4;
Sleeve cap 3 is adapted away from the bore of sealing ring 1 and the throughhole portions of seal cap 2 with the external diameter of steel wire rope 4.
Used as specific embodiment of the invention, the through hole in sealing shroud 2 is stepped hole 5, mouth in stepped hole 5 in sealing shroud 2 The external diameter of the big through-hole diameter in footpath and sealing ring 1 is adapted, and sealing ring 1 is installed on big logical of the medium caliber of stepped hole 5 in sealing shroud 2 Bore portion;
Through hole in sleeve cap 3 is stepped hole 5, the big through-hole diameter of the medium caliber of stepped hole 5 and seal cap 2 in sleeve cap 3 External diameter be adapted, the external diameter of the small through-hole diameter of the medium caliber of stepped hole 5 and steel wire rope 4 is adapted in sleeve cap 3, sealing shroud 2 Be installed on the big throughhole portions of the medium caliber of stepped hole 5 in sleeve cap 3, sealing ring 1 and sealing shroud 2 with stepped hole 5 in sleeve cap 3 The big throughhole portions bottom of medium caliber offsets, it is ensured that sealing ring 1 is difficult for drop-off after being assembled with sealing shroud 2.
In the present embodiment, circumferentially arranged with outer convex rib 12 on the side face of sealing ring 1, the external diameter of outer convex rib 12 is more than sealing shroud In 2 in stepped hole 5 the big throughhole portions of internal diameter internal diameter, outer convex rib 12 and the interference fit of sealing shroud 2 make sealing ring 1 with sealing It is tightly connected between set 2.
In the present embodiment, the longitudinal section of inner convex rib 11 is tooth form, and the longitudinal section of outer convex rib 12 is circular arc, specifically, interior The tooth top of convex tendon 11 is provided with rounding, and the tooth root of adjacent inner convex rib 11 is provided with rounding, sets rounding corner structure and avoids inner convex rib 11 with the stress concentration of outer convex rib 12, specifically, the radius of the rounding of the tooth top of inner convex rib 11, the radius of the rounding of tooth root with it is outer The radius of the circular arc of the longitudinal section of convex tendon 12 is equal, it is of course also possible to be set to according to specific situation unequal.
In the present embodiment, inner convex rib 11 and outer convex rib 12 are uniformly distributed along the length direction of sealing ring 1, adjacent inner convex rib The distance between 11 less than the distance between adjacent outer convex rib 12, and the quantity of inner convex rib 11 and outer convex rib 12 can be according to specific need Set, as shown in figure 3, inner convex rib 11 is provided with three, outer convex rib 12 is provided with one, be easy to description.
In the present embodiment, one end of sleeve cap 3 is provided with the connecting tube 7 for being connected with protective sleeve of pulling cable 6, sleeve cap 3 it is another One end is provided with the installing plate 8 for installing inner sealing device, and connecting tube 7 and installing plate 8 were equipped with for leading to that steel wire rope 4 is passed through Hole, the through-hole diameter of connecting tube 7 is equal in sleeve cap 3 diameter of the big one end through hole of diameter in stepped hole 5, installing plate 8 it is logical The diameter in hole is equal in sleeve cap 3 diameter of the small one end through hole of diameter in stepped hole 5, and installing plate 8 is provided with mounting hole 81, has Body can be general through hole or screwed hole, and quantity is 1-2.
In the present embodiment, the angle between the plate face of installing plate 8 and the axis direction of sleeve cap 3 is according to specific matching part Design, can be specifically to incline intersecting or intersect vertically.
In specific process, for each part preferably assembly connection, the two ends of sealing ring 1 set the present embodiment Fillet, the two ends of sealing shroud 2 set rounding, and the small throughhole portions of the diameter of stepped hole 5 are away from the big through hole of diameter in sealing shroud 2 Partial one end sets interior rounding, and the through hole in connecting tube 7 is provided with interior chamfering, platform in sleeve cap 3 away from one end of sleeve cap 3 The small throughhole portions of rank bore dia are provided with interior chamfering near one end of the big throughhole portions of diameter.
The automobile operation drag-line inner sealing device that the present invention of 6 protective sleeve of pulling cable of protective sleeve of pulling cable 6 is provided, first by sealing ring when using 1 is assembled into one with sealing shroud 2 using manual assembly mode, it is ensured that sealing ring 1 installs distortionless unimpeded with through hole, again will afterwards Sealing shroud 2 is assembled in place with sleeve cap 3, is then connected with protective sleeve of pulling cable 6 by the connecting tube 7 of sleeve cap 3, specifically, connection Pipe 7 can be pressed with protective sleeve of pulling cable 6 and is connected, and steel wire rope 4 is penetrated from the through hole of sealing ring 1, and assembly operation is convenient, and into This is cheap, installs various informative additional.
The automobile operation drag-line inner sealing device that the present invention is provided, is provided with inner convex rib 11 and the structure of outer convex rib 12, sealing It is good, play dust-proof, waterproof and grease-proof is lost in too fast effect, improve the ride comfort and durability of manipulating pulling cable, it is to avoid manipulate Drag-line winter enters water freezing causes not under command problem.
The specific embodiment of present invention described above, is not intended to limit the scope of the present invention..Any basis Various other corresponding change and deformation that technology design of the invention is made, should be included in the guarantor of the claims in the present invention In the range of shield.

Claims (9)

1. a kind of automobile operation drag-line inner sealing device, it is characterised in that described close including sealing ring, sealing shroud and sleeve cap Seal ring, sealing shroud and sleeve cap are provided with the through hole for holding steel wire penetrating vertically, and the sealing ring is installed on the sealing shroud Interior, the sealing shroud is installed in described sleeve pipe cap, and the sealing ring, sealing shroud and sleeve cap are co-axially mounted;
Inner convex rib is provided with the sealing ring, the internal diameter of the inner convex rib is adapted with the external diameter of the steel wire rope;
Described sleeve pipe cap is adapted away from the bore of sealing ring and the throughhole portions of seal cap with the external diameter of the steel wire rope.
2. automobile operation drag-line inner sealing device according to claim 1, it is characterised in that the through hole in the sealing shroud It is stepped hole, the big through-hole diameter of stepped hole medium caliber is adapted with the external diameter of the sealing ring in the sealing shroud, described close Seal ring is installed on the big throughhole portions of stepped hole medium caliber in the sealing shroud;
Through hole in described sleeve pipe cap is stepped hole, the big through-hole diameter of stepped hole medium caliber and the sealing in described sleeve pipe cap The external diameter of cap is adapted, and the small through-hole diameter of stepped hole medium caliber is adapted with the external diameter of the steel wire rope in described sleeve pipe cap, The sealing shroud is installed on the big throughhole portions of stepped hole medium caliber in described sleeve pipe cap, and the sealing ring and sealing shroud are and institute The big throughhole portions bottom of stepped hole medium caliber in sleeve cap is stated to offset.
3. automobile operation drag-line inner sealing device according to claim 2, it is characterised in that on the side face of the sealing ring Circumferentially arranged with outer convex rib, the external diameter of the outer convex rib throughhole portions big more than internal diameter in stepped hole in the sealing shroud it is interior Footpath, the outer convex rib and the sealing shroud interference fit.
4. automobile operation drag-line inner sealing device according to claim 3, it is characterised in that the longitudinal section of the inner convex rib It is tooth form, the longitudinal section of the outer convex rib is circular arc.
5. automobile operation drag-line inner sealing device according to claim 4, it is characterised in that the tooth top of the inner convex rib sets The tooth root for having rounding, the adjacent inner convex rib is provided with rounding.
6. automobile operation drag-line inner sealing device according to claim 3, it is characterised in that the inner convex rib and outer convex rib It is uniformly distributed along the length direction of the sealing ring.
7. automobile operation drag-line inner sealing device according to claim 6, it is characterised in that between the adjacent inner convex rib Distance the distance between less than adjacent described outer convex rib.
8. the automobile operation drag-line inner sealing device according to claim 1 to 7 any claim, it is characterised in that institute The one end for stating sleeve cap is provided with connecting tube for being connected with protective sleeve of pulling cable, and the other end of described sleeve pipe cap is provided with for installing The installing plate of sealing device, the connecting tube and installing plate are equipped with the through hole for the steel wire penetrating, the connecting tube Through-hole diameter is equal in described sleeve pipe cap the diameter of the big one end through hole of diameter in stepped hole, the diameter of the through hole of the installing plate The diameter of one end through hole small equal to diameter in stepped hole in described sleeve pipe cap, the installing plate is provided with mounting hole.
9. automobile operation drag-line inner sealing device according to claim 8, it is characterised in that the two ends of the sealing ring set Rounding is put, the two ends of the sealing shroud set rounding, and the small throughhole portions of step bore dia are away from straight in the sealing shroud One end of the big throughhole portions in footpath sets interior rounding, and the through hole in the connecting tube is provided with interior away from one end of described sleeve pipe cap Chamfering, the small throughhole portions of step bore dia are provided with interior chamfering near one end of the big throughhole portions of diameter in described sleeve pipe cap.
CN201611206772.6A 2016-12-23 2016-12-23 Automobile control cable inner seal device Pending CN106704345A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611206772.6A CN106704345A (en) 2016-12-23 2016-12-23 Automobile control cable inner seal device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611206772.6A CN106704345A (en) 2016-12-23 2016-12-23 Automobile control cable inner seal device

Publications (1)

Publication Number Publication Date
CN106704345A true CN106704345A (en) 2017-05-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611206772.6A Pending CN106704345A (en) 2016-12-23 2016-12-23 Automobile control cable inner seal device

Country Status (1)

Country Link
CN (1) CN106704345A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202732842U (en) * 2012-08-23 2013-02-13 重庆海德世拉索系统(集团)有限公司 Sleeve cap composite structure for parking inhaul cable
CN203214563U (en) * 2013-03-18 2013-09-25 广州汽车集团股份有限公司 Car parking inhaul cable connector and car parking inhaul cable
CN203516726U (en) * 2013-10-08 2014-04-02 上海通用汽车有限公司 Parking brake cable and sealing device thereof
CN205260586U (en) * 2015-11-02 2016-05-25 重庆御捷汽车部件有限公司 Car shift cable assembly with sealed and shock -absorbing structure of interference
CN206299674U (en) * 2016-12-23 2017-07-04 十堰达峰软轴有限公司 A kind of automobile operation drag-line inner sealing device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202732842U (en) * 2012-08-23 2013-02-13 重庆海德世拉索系统(集团)有限公司 Sleeve cap composite structure for parking inhaul cable
CN203214563U (en) * 2013-03-18 2013-09-25 广州汽车集团股份有限公司 Car parking inhaul cable connector and car parking inhaul cable
CN203516726U (en) * 2013-10-08 2014-04-02 上海通用汽车有限公司 Parking brake cable and sealing device thereof
CN205260586U (en) * 2015-11-02 2016-05-25 重庆御捷汽车部件有限公司 Car shift cable assembly with sealed and shock -absorbing structure of interference
CN206299674U (en) * 2016-12-23 2017-07-04 十堰达峰软轴有限公司 A kind of automobile operation drag-line inner sealing device

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Application publication date: 20170524