CN104494428A - Fixing structure of gear-selection and shifting flexible shaft - Google Patents

Fixing structure of gear-selection and shifting flexible shaft Download PDF

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Publication number
CN104494428A
CN104494428A CN201510009739.3A CN201510009739A CN104494428A CN 104494428 A CN104494428 A CN 104494428A CN 201510009739 A CN201510009739 A CN 201510009739A CN 104494428 A CN104494428 A CN 104494428A
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CN
China
Prior art keywords
shifting flexible
soft
fixation bracket
locations
flexible axle
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CN201510009739.3A
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Chinese (zh)
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CN104494428B (en
Inventor
杨允辉
张雷博
邹文迅
陆静静
岳丽姣
喻少高
幸振帆
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Anhui Jianghuai Automobile Group Corp
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Anhui Jianghuai Automobile Group Corp
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Priority to CN201510009739.3A priority Critical patent/CN104494428B/en
Publication of CN104494428A publication Critical patent/CN104494428A/en
Application granted granted Critical
Publication of CN104494428B publication Critical patent/CN104494428B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention provides a fixing structure of a gear-selection and shifting flexible shaft. The fixing structure of the gear-selection and shifting flexible shaft comprises a protective tube joint, a flexible shaft fixing bracket, and a locating part which is detachably connected with the flexible shaft fixing bracket; a locating gap and a chute are formed in the locating part; the locating gap is in match with an annular slot in the protective tube joint; the chute is in sliding fitting with the bracket gap in the flexible shaft fixing bracket. According to the fixing structure of the gear-selection and shifting flexible shaft, the locating part is clamped into the annular slot in the protective tube joint through the locating gap, then the locating part is limited on the flexible shaft fixing bracket through the chute which is in sliding fitting with the bracket gap in the flexible shaft fixing bracket, and therefore, the locating part bears the force along a central axis direction of the gear-selection and shifting flexible shaft and the force in the direction vertical to the central axis direction of the gear-selection and shifting flexible shaft; in addition, the locating part is detachably connected with the flexible shaft fixing bracket, so that the purpose of firmly and reliably locating the gear-selection and shifting flexible shaft through the locating can be achieved.

Description

A kind of shifting flexible axle fixed sturcture
Technical field
The present invention relates to automobile variable speed maneuvering system, particularly a kind of shifting flexible axle fixed sturcture.
Background technology
The shifting flexible axle of automobile is connected with the block selecting rocking arm on change speed gear box and gear-shifting rocker arm, completes from the power of shifting handle to rocking arm end and the transmission of stroke, realizes the speed change of car load.
As depicted in figs. 1 and 2, existing shifting flexible axle fixed sturcture comprises Pipe protective joint 1', soft-axle fixation bracket 2' and spring leaf 3', wherein, Pipe protective joint 1' and shifting flexible axle 4' is connected, its outside face is provided with circular groove 11', soft-axle fixation bracket 2' is provided with the support gap 21' that can match with the circular groove 11' of Pipe protective joint 1', spring leaf 3' can snap in the circular groove 11' of Pipe protective joint 1'.
During installation, first Pipe protective joint 1' is snapped in the support gap 21' of soft-axle fixation bracket 2', again spring leaf 3' is snapped in the circular groove 11' of Pipe protective joint 1', now, one surface of spring leaf 3' offsets with soft-axle fixation bracket 2', another surface offsets with the circular groove 11' of Pipe protective joint 1', thus shifting flexible axle 4' is fixed on the object on soft-axle fixation bracket 2' by realization.
The spring leaf 3' of this shifting flexible axle fixed sturcture is owing to being only subject to the power of the central axis direction along shifting flexible axle 4', spring leaf 3' elasticity easily decays, cause loosening of spring leaf 3', thus cause shifting flexible axle 4' to loosen, finally have influence on the normal operation of automobile variable speed maneuvering system.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of shifting flexible axle fixed sturcture can fixing shifting flexible axle solid and reliablely.
For solving the problems of the technologies described above, shifting flexible axle fixed sturcture provided by the invention comprises Pipe protective joint and soft-axle fixation bracket, also comprise the locations removably connected with described soft-axle fixation bracket, described locations is provided with location gap and chute, described location gap matches with the circular groove on described Pipe protective joint, the support gap bearing fit on described chute and described soft-axle fixation bracket.
Preferably, described locations comprises the engagement section and fixed part that are fixedly connected with, and described location gap and described chute are positioned on described engagement section, and described locations is removably connected by described fixed part and described soft-axle fixation bracket.
More preferably, described soft-axle fixation bracket is provided with groove, described fixed part is provided with the projection with described fit depressions.
More preferably, the height of described projection increases gradually along the reversing sense of the installation direction of described locations.
More preferably, described fixed part is the platy structure extended to the direction away from described Pipe protective joint along the outline of described engagement section, is provided with power-assisted hole between described engagement section and described fixed part.
More preferably, described fixed part is provided with the anti-slip veins corresponding with described power-assisted hole.
More preferably, the surface of described fixed part away from described soft-axle fixation bracket is provided with reinforced rib.
More preferably, described engagement section has the raised line that the thickness direction along described engagement section is arranged, described raised line is corresponding with the bottom of described location gap, and described power-assisted hole is corresponding with the bottom of described location gap.
More preferably, described chute has two, and is arranged at the both sides of described location gap symmetrically, and the both sides of the opening of described location gap are provided with the position-limited trough that can match with described soft-axle fixation bracket.
More preferably, described engagement section is provided with lightening hole, described lightening hole is corresponding with the bottom of described location gap.
Locations snaps in the circular groove of Pipe protective joint by location gap by shifting flexible axle fixed sturcture provided by the invention, and by the chute with the support gap bearing fit on soft-axle fixation bracket by spacing for locations on soft-axle fixation bracket, locations is subject to along the power with the central axis direction perpendicular to shifting flexible axle simultaneously, and locations is connected removably with soft-axle fixation bracket, achieve locations solid and reliablely to the object that shifting flexible axle positions.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing shifting flexible axle fixed sturcture;
Fig. 2 is the exploded view of existing shifting flexible axle fixed sturcture;
Fig. 3 is the structural representation of shifting flexible axle fixed sturcture embodiment of the present invention;
Fig. 4 is the exploded view of shifting flexible axle fixed sturcture embodiment of the present invention;
Fig. 5 is the locations of shifting flexible axle fixed sturcture of the present invention and the structural representation of soft-axle fixation bracket embodiment;
Fig. 6 is the structural representation at a visual angle of the locations embodiment of shifting flexible axle fixed sturcture of the present invention;
Fig. 7 is the structural representation at another visual angle of the locations embodiment of shifting flexible axle fixed sturcture of the present invention.
Indicate as follows in figure:
Pipe protective joint-1', circular groove-11', soft-axle fixation bracket-2', support gap-21', spring leaf-3', shifting flexible axle-4', Pipe protective joint-1, circular groove-11, soft-axle fixation bracket-2, support gap-21, groove-22, locations-3, engagement section-31, location gap-311, chute-312, raised line-313, position-limited trough-314, lightening hole-315, fixed part-32, projection-321, anti-slip veins-322, reinforced rib-323, power-assisted hole-33, shifting flexible axle-4.
Detailed description of the invention
For enabling above-mentioned purpose, the feature and advantage of invention more become apparent, below the specific embodiment of the present invention is described in detail.
Set forth a lot of detail in the following description so that fully understand the present invention, but the present invention can also adopt other to be different from alternate manner described here to implement, those skilled in the art can when without prejudice to doing similar popularization when intension of the present invention, therefore the present invention is by the restriction of following public specific embodiment.
As shown in Fig. 3 to Fig. 7, shifting flexible axle fixed sturcture provided by the invention, comprises Pipe protective joint 1 and soft-axle fixation bracket 2, it should be apparent to those skilled in the art that, Pipe protective joint 1 is provided with circular groove 11, soft-axle fixation bracket 2 is provided with the support gap 21 that can match with circular groove 11; Also comprise the locations 3 removably connected with described soft-axle fixation bracket 2, described locations 3 is provided with location gap 311 and chute 312, described location gap 311 matches with the circular groove 11 on described Pipe protective joint 1, described chute 312 and support gap 21 bearing fit on described soft-axle fixation bracket 2, above-mentioned removably connecting to connect by screw or the mode such as buckle realizes.To those skilled in the art, location gap 311 is for positioning Pipe protective joint 1, and its concrete shape can be arranged according to the actual requirements, and such as, opening is the arc gap of flaring structure.
Shifting flexible axle fixed sturcture provided by the invention when mounted, first the circular groove 11 of Pipe protective joint 1 is snapped in the support gap 21 of soft-axle fixation bracket 2, again the location gap 311 of locations 3 is snapped in the circular groove 11 of Pipe protective joint 1, and by the bearing fit of chute 312 and the support gap 21 of soft-axle fixation bracket 2 by spacing for locations 3 on soft-axle fixation bracket 2, finally by Detachable connection structure, locations 3 is fixed on soft-axle fixation bracket 2, thus shifting flexible axle 4 is fixed on the object on soft-axle fixation bracket 2 by realization.
Locations 3 snaps in the circular groove 11 of Pipe protective joint 1 by location gap 311 by shifting flexible axle fixed sturcture provided by the invention, and by the chute 312 with support gap 21 bearing fit on soft-axle fixation bracket 2 by spacing for locations 3 on soft-axle fixation bracket 2, locations 3 is subject to along the power with the central axis direction perpendicular to shifting flexible axle 4 simultaneously, and locations 3 is connected removably with soft-axle fixation bracket 2, achieve locations 3 solid and reliablely to the object that shifting flexible axle 4 positions.
The conveniently manufacture of locations 3, ensure the locating effect of locations 3, described locations 3 comprises the engagement section 31 and fixed part 32 that are fixedly connected with, described location gap 311 and described chute 312 are positioned on described engagement section 31, described locations 3 is removably connected with described soft-axle fixation bracket 2 by described fixed part 32, above-mentioned being fixedly connected with realizes by modes such as one-body molded or welding, like this, engagement section 31 is for realizing the function of locating Pipe protective joint 1, fixed part 32 is for realizing the function be fixed on by locations 3 on soft-axle fixation bracket 2, in the specific implementation, can adopt screw successively through fixed part 32 and soft-axle fixation bracket 2 so that locations 3 and soft-axle fixation bracket 2 are fixed together, or adopt buckle fixed part 32 and soft-axle fixation bracket 2 to be fixed together.
In order to dismounting locations 3 more easily, described soft-axle fixation bracket 2 is provided with groove 22, described fixed part 32 is provided with the projection 321 matched with described groove 22, shape those skilled in the art of above-mentioned groove 22 and projection 321 can be arranged according to the actual requirements flexibly, when needing, also groove 22 can be replaced with through hole.When locations 3 is installed, after Pipe protective joint 1 is located by engagement section 31, be fixed on soft-axle fixation bracket 2 by the cooperation of projection 321 and groove 22 by fixed part 32; During dismounting locations 3, only projection 321 need be extracted in groove 22 and fixed part 32 can be removed on soft-axle fixation bracket 2, then be skidded off on soft-axle fixation bracket 2 engagement section 31 by chute 312, locations 3 has been dismantled.
Further, the conveniently dismounting of locations 3, and ensure the fiting effect of projection 321 and groove 22, the height of described projection 321 increases, like this, when locations 3 is installed gradually along the reversing sense of the installation direction of described locations 3, projection 321 can more easily slip in groove 22 along the surface of soft-axle fixation bracket 2, after installation, projection 321 can more firmly be fixed in groove 22, not easily departs from groove 22.
In one particular embodiment of the present invention, described fixed part 32 is the platy structure extended to the direction away from described Pipe protective joint 1 along the outline of described engagement section 31, power-assisted hole 33 is provided with between described engagement section 31 and described fixed part 32, the structure of this fixed part 32 is conducive to being fixed on soft-axle fixation bracket 2 by locations 3 more solid and reliablely, being provided with to be beneficial to of power-assisted hole 33 exerts a force to fixed part 32, more easily to be extracted in groove 22 by projection 321.
Those skilled in the art can easily expect, can two projections 321 be set symmetrically on fixed part 32, and two projections 321 lay respectively at the both sides of locating gap 311, and power-assisted hole 33 can be arranged along the outline of engagement section 31, the projection of projection 321 on engagement section 31 is overlapping with the projection section of power-assisted hole 33 on engagement section 31, thus when exerting a force to fixed part 32, fixed part 32 can, comparatively like a cork from the distortion of power-assisted hole 33 place, make projection 321 depart from groove 22.
In order to exert a force to fixed part 32 more easily, so that fixed part 32 is removed on soft-axle fixation bracket 2, described fixed part 32 is provided with the anti-slip veins 322 corresponding with described power-assisted hole 33, can exert a force at anti-slip veins 322 place during dismounting locations 3, the concrete shape of anti-slip veins 322 can be selected by demand, as ripple glaze or annular knurl line etc.
Due to when dismantling locations 3, fixed part 32 has distortion, in order to the fracture preventing fixed part 32 from causing because of repeated deformation, extend the service life of locations 3, surface away from described soft-axle fixation bracket 2 is provided with reinforced rib 323 to described fixed part 32, certainly, the setting of reinforced rib 323 is also conducive to power being passed to whole fixed part 32 better.To those skilled in the art, also can reinforced rib 323 be set to as the platy structure in Fig. 7, to strengthen the intensity of fixed part 32 further, and the height of the reinforced rib 323 of platy structure away from the one side of soft-axle fixation bracket 2 is set to increase gradually along the reversing sense of the installation direction of locations 3, this structure can make reinforced rib 323 offset away from the sidewall of the one side of soft-axle fixation bracket 2 with the circular groove 11 of Pipe protective joint 1, thus being more firmly pressed into by projection 321 under the prerequisite in groove 22, also facilitate locating piece 3 to extract in circular groove 11.
When locating gap 311 and matching with the diapire of the circular groove 11 of Pipe protective joint 1, engagement section 31 can because of with closely cooperating of circular groove 11 and have certain distortion, particularly maximum in the deformation of bottom amount of location gap 311, in order to more firmly engagement section 31 be fixed on Pipe protective joint 1, avoid rocking of shifting flexible axle 4, described engagement section 31 has the raised line 313 that the thickness direction along described engagement section 31 is arranged, the shape of raised line 313 can be triangle or semicircle etc.; Described raised line 313 is corresponding with the bottom of described location gap 311, and described power-assisted hole 33 is corresponding with the bottom of described location gap 311, like this, namely the outside face of raised line 313 is exposed in power-assisted hole 33, when locating gap 311 and matching with circular groove 11, raised line 313 is extruded along with the distortion of location gap 311, makes location gap 311 can have larger deflection, thus fixes more firmly on Pipe protective joint 1.
In order to more easily locations 3 be slipped into or skids off soft-axle fixation bracket 2, described chute 312 has two, and be arranged at the both sides of described location gap 311 symmetrically, the both sides of the opening of described location gap 311 are provided with the position-limited trough 314 that can match with described soft-axle fixation bracket 2, certainly, the position-limited trough 314 of this structure is connected with location gap 311, more firmly matches with soft-axle fixation bracket 2 to make engagement section 31.
In order to reduce the weight of locations 3, described engagement section 31 is provided with lightening hole 315, described lightening hole 315 is corresponding with the bottom of described location gap 311.In one particularly embodiment, lightening hole 315, raised line 313 and power-assisted hole 33 are all corresponding with the bottom of locate gap 311, the locations 3 of this structure is more conducive to making location gap 311 have larger deflection, thus fixes more firmly on Pipe protective joint 1.
Although the present invention is described in conjunction with above embodiment, but the present invention is not defined to above-described embodiment, and only by the restriction of claims, those of ordinary skill in the art can easily modify to it and change, but do not leave essential idea of the present invention and scope.

Claims (10)

1. a shifting flexible axle fixed sturcture, comprise Pipe protective joint and soft-axle fixation bracket, it is characterized in that, also comprise the locations removably connected with described soft-axle fixation bracket, described locations is provided with location gap and chute, described location gap matches with the circular groove on described Pipe protective joint, the support gap bearing fit on described chute and described soft-axle fixation bracket.
2. shifting flexible axle fixed sturcture according to claim 1, it is characterized in that, described locations comprises the engagement section and fixed part that are fixedly connected with, described location gap and described chute are positioned on described engagement section, and described locations is removably connected by described fixed part and described soft-axle fixation bracket.
3. shifting flexible axle fixed sturcture according to claim 2, is characterized in that, described soft-axle fixation bracket is provided with groove, described fixed part is provided with the projection with described fit depressions.
4. shifting flexible axle fixed sturcture according to claim 3, is characterized in that, the height of described projection increases gradually along the reversing sense of the installation direction of described locations.
5. shifting flexible axle fixed sturcture according to claim 3, it is characterized in that, described fixed part is the platy structure extended to the direction away from described Pipe protective joint along the outline of described engagement section, is provided with power-assisted hole between described engagement section and described fixed part.
6. shifting flexible axle fixed sturcture according to claim 5, is characterized in that, described fixed part is provided with the anti-slip veins corresponding with described power-assisted hole.
7. shifting flexible axle fixed sturcture according to claim 5, is characterized in that, the surface away from described soft-axle fixation bracket is provided with reinforced rib to described fixed part.
8. shifting flexible axle fixed sturcture according to claim 5, it is characterized in that, described engagement section has the raised line that the thickness direction along described engagement section is arranged, described raised line is corresponding with the bottom of described location gap, and described power-assisted hole is corresponding with the bottom of described location gap.
9. shifting flexible axle fixed sturcture according to claim 2, it is characterized in that, described chute has two, and is arranged at the both sides of described location gap symmetrically, and the both sides of the opening of described location gap are provided with the position-limited trough that can match with described soft-axle fixation bracket.
10. shifting flexible axle fixed sturcture according to claim 2, is characterized in that, described engagement section is provided with lightening hole, and described lightening hole is corresponding with the bottom of described location gap.
CN201510009739.3A 2015-01-08 2015-01-08 A kind of shifting flexible axle fixed structure Expired - Fee Related CN104494428B (en)

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CN201510009739.3A CN104494428B (en) 2015-01-08 2015-01-08 A kind of shifting flexible axle fixed structure

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CN104494428B CN104494428B (en) 2017-11-24

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114658835A (en) * 2022-03-04 2022-06-24 一汽解放汽车有限公司 Locking plate, steel cable fixing device and speed change manipulator

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101463858A (en) * 2007-12-20 2009-06-24 上海干巷汽车镜(集团)有限公司 Adjustable connector of inhaul cable
CN201723690U (en) * 2010-05-17 2011-01-26 浙江吉利汽车研究院有限公司 Height-adjustable automobile shift lever
US20120091292A1 (en) * 2010-10-19 2012-04-19 GM Global Technology Operations LLC Shift cable holder and method for mounting shift and selector cables on the holder
CN203110933U (en) * 2013-01-18 2013-08-07 安徽江淮汽车股份有限公司 Gear selecting and shifting flexible shaft installation structure
CN103318021A (en) * 2013-06-07 2013-09-25 盛瑞传动股份有限公司 Fixing member for gear shifting cable
CN203995691U (en) * 2014-07-23 2014-12-10 上海蓝恩控制系统有限公司 The locking and connecting device of push-pull cable sleeve pipe extremity piece
CN204367893U (en) * 2015-01-08 2015-06-03 安徽江淮汽车股份有限公司 A kind of shifting flexible axle fixed sturcture

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101463858A (en) * 2007-12-20 2009-06-24 上海干巷汽车镜(集团)有限公司 Adjustable connector of inhaul cable
CN201723690U (en) * 2010-05-17 2011-01-26 浙江吉利汽车研究院有限公司 Height-adjustable automobile shift lever
US20120091292A1 (en) * 2010-10-19 2012-04-19 GM Global Technology Operations LLC Shift cable holder and method for mounting shift and selector cables on the holder
CN203110933U (en) * 2013-01-18 2013-08-07 安徽江淮汽车股份有限公司 Gear selecting and shifting flexible shaft installation structure
CN103318021A (en) * 2013-06-07 2013-09-25 盛瑞传动股份有限公司 Fixing member for gear shifting cable
CN203995691U (en) * 2014-07-23 2014-12-10 上海蓝恩控制系统有限公司 The locking and connecting device of push-pull cable sleeve pipe extremity piece
CN204367893U (en) * 2015-01-08 2015-06-03 安徽江淮汽车股份有限公司 A kind of shifting flexible axle fixed sturcture

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114658835A (en) * 2022-03-04 2022-06-24 一汽解放汽车有限公司 Locking plate, steel cable fixing device and speed change manipulator

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