CN109253245A - A kind of P grades of unlock drag-line - Google Patents
A kind of P grades of unlock drag-line Download PDFInfo
- Publication number
- CN109253245A CN109253245A CN201811331091.1A CN201811331091A CN109253245A CN 109253245 A CN109253245 A CN 109253245A CN 201811331091 A CN201811331091 A CN 201811331091A CN 109253245 A CN109253245 A CN 109253245A
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- China
- Prior art keywords
- hole
- drag
- grades
- positioning
- shell
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- 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.)
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Classifications
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/36—Generation or transmission of movements for final actuating mechanisms with at least one movement being transmitted by a cable
-
- 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
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/34—Locking or disabling mechanisms
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Flexible Shafts (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention discloses a kind of P grades of unlock drag-lines, advantage is the active joint of its speed change end component connecting with speed changer and the push rod connecting with wirerope speed change end connector is slip cooperating relationship, it is not fixedly connected, the pilot hole being axially arranged in the middle part of the limited block and active joint that push rod head passes through radially installed, which is slidably matched, carries out axial limiting, in drag-line when in rope, there are default spacing between limited block and the rear wall of pilot hole, active joint can be move freely with shifting of transmission, without influencing push rod, wirerope and manipulatable end component, during vehicle transport, under driving status, the displacement of active joint caused by speed changer shakes, also due to the presence of default spacing, limited block on push rod will not be contacted with the rear wall of active joint pilot hole, to which anti-throw-out lever is reversely pulled by active joint, therefore the stretching of wirerope is strong Degree will not due to active joint displacement and reduce, long service life.
Description
Technical field
The present invention relates to automobile gears control device fields, more particularly, to a kind of P grades of unlock drag-line.
Background technique
Shift-by-wire type automatic transmission is by the way that the control signal for the shift bar being mounted in driver's cabin to be electrically transmitted to
Automatic transmission and control the speed changer.Automatic transmission has park mode, if vehicle cannot because of such as traffic accident
Advance or if being difficult to supply electric power because of battery discharge in park mode, only when park mode be forced release when
User or maintenance personal can just take the measure such as pulled, and P grades of unlock drag-lines are exactly the dedicated unit for solving the problems, such as this,
For manually controlling speed changer, the park mode of automobile is made to be forced to discharge.
Chinese invention patent application " a kind of gear solution that existing P grades of unlock drag-line such as publication No. is CN108413030A
Disclose a kind of P grades of unlock drag-line in locking device ", the speed change end component that the P grades of unlock drag-line is connect with clutch be it is fixed,
Clutch returns to locking position by setting part in speed change end component and wirerope pulling.The drag-line of this structure, wirerope can pass through
Speed change end component is moved with the gear shift of speed changer, interferes the operation of gearbox, wirerope moves back and forth, and will lead to
Tensile strength reduction, reduced service life, while wirerope move back and forth the hose that can rub, and cause hose to wear, need to be changed
Into.
Summary of the invention
Technical problem to be solved by the invention is to provide one kind not to interfere gearbox to run, P grades of solution with long service life
Lock drag-line.
The technical scheme of the invention to solve the technical problem is: a kind of P grades of unlock drag-line, including speed change end group
Part, speed change end component include the active joint connecting with speed changer and the push rod that connect with wirerope speed change end connector, institute
The head for stating push rod axially penetrates in the towing pad of active joint tail portion；The middle part of the active joint be equipped with axial setting and with
The pilot hole of towing pad connection, the head radially installed of the push rod have a limited block, the limited block protrude from towing pad and with
Pilot hole is slidably matched；Drag-line when in rope, there are movable for anti-throw-out lever between the limited block and the rear wall of pilot hole
The default spacing that connector reversely pulls.
Preferably, the default spacing is 3.5mm~5mm.
Compared with the prior art, the advantages of the present invention are as follows the active joint being connect with speed changer and with wirerope speed change end
The push rod of connector connection is slip cooperating relationship, is not fixedly connected, limited block and activity of the push rod head by radially installed
The pilot hole being axially arranged in the middle part of connector, which is slidably matched, carries out axial limiting, in drag-line when in rope, after limited block and pilot hole
There are default spacing between wall, active joint can be move freely with shifting of transmission, without influencing push rod, wirerope and manipulatable end
Component；During vehicle transport, under driving status, the displacement of active joint caused by speed changer shakes, also due between default
Away from presence, the limited block on push rod will not be contacted with the rear wall of active joint pilot hole, so that anti-throw-out lever is by active joint
It is reversed to pull；Therefore wirerope will not due to active joint movement and passively move, the tensile strength of wirerope is maintained,
Long service life.
As an improvement, the manipulatable end component of drag-line includes shell, it is connected to the solution closing piece of wirerope manipulation end connector, and peace
Positioning component on solution closing piece；The positioning end of the solution closing piece is installed in shell, and the operating side of the solution closing piece is pierced by
In shell；The shell wall of the shell, which is equipped with, locks the hole in rope of drag-line with positioning component when mating, and with positioning group
The solution lockhole of P grades of unlock when part is mating；Solution closing piece is limited with positioning component cooperation when the inner walls are equipped with switching
Axial straight trough in axial sliding, the both ends of the axial direction straight trough are connected with the reconciliation lockhole of hole in rope respectively.Solve the positioning on closing piece
Component and hole in rope it is mating when lock drag-line, with movable speed change end component cooperation when, can be avoided wirerope by by
The reaction force that speed changer is transmitted to drag-line speed change end component avoids wirerope from stretching so that wirerope does not move
The decrease of intensity；P grades are unlocked when solving the positioning component and mating solution lockhole on closing piece, carries out accurate P grades of unlock；Switching
When axial direction straight trough and positioning component cooperate and limit solution closing piece and slide axially so that unlock operation and resetting that operation is simple.
Preferably, the solution closing piece is equipped with radial pin hole；The positioning component includes positioning pin and adjustment spring, institute
It states positioning pin and adjustment spring is mounted in radial pin hole, the adjustment spring is against the one end of positioning pin far from inner walls.
Further, reconciliation lockhole in the hole in rope is arcuate socket, hole in rope conciliate lockhole place plane with sliding
The axis direction for solving closing piece is vertical；The positioning end of the positioning pin is flat.The positioning end for positioning rear positioning pin and hole in rope
Or the mating of solution lockhole is cyclic annular face contact, the circumferentia is perpendicular to the axis, therefore axial pull resistance is strong, and positioning pin is determined
Position end is not easy from hole in rope or solves lockhole axis to abjection.
Further, the hole wall of the radial pin hole, which is equipped with, is prolonged that axially bored line direction is arranged and is led with axisymmetric two
To slot, the positioning pin outer wall is equipped with two gib blocks being axially arranged, and the gib block is slidably connected with corresponding guide groove；With
In the moving direction of limitation positioning pin, while enhancing the axial tensile strength that positioning pin is connect with solution closing piece.
Further, the radial pin hole is through-hole, and there are two the positioning pins, is separately mounted to the both ends of pin hole, institute
Adjustment spring is stated to squeeze between two positioning pins；The reconciliation of hole in the rope lockhole has two groups and axial symmetry setting；Balance both ends
Stress reinforces axial tensile strength, guarantees the stabilization of structure.
As an improvement, the front of the shell is equipped with for the clamping groove fixed with car body, clamping groove side is equipped with one
Hook.By connector and shell integrated injection molding, number of parts is reduced, assembling process is save.
As an improvement, the front end of the shell is equipped with the protective pipe sleeve of one.By protective pipe sleeve and shell integrated injection molding, zero is reduced
Number of packages amount, saves assembling process.
Detailed description of the invention
Fig. 1 is general structure schematic diagram of the invention.
Fig. 2 is the positive structure diagram of manipulatable end component of the present invention.
Fig. 3 is the perspective view of the explosion of manipulatable end component of the present invention.
Fig. 4 is the stereoscopic schematic diagram of manipulatable end assembly housing substrate of the present invention.
Fig. 5 is the stereoscopic schematic diagram of manipulatable end component solution closing piece of the present invention.
Fig. 6 is the stereoscopic schematic diagram of speed change end of the present invention component.
Fig. 7 is the perspective view of the explosion of speed change end of the present invention component.
Fig. 8 is the schematic elevation view (default dirt-proof boot) of speed change end of the present invention component.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
This preferred embodiment is a kind of P grades of unlock drag-lines as shown in Figure 1, including manipulatable end component as shown in Figures 2 and 3
1, movable speed change end component 2, wirerope 3, hose 4 and other standing finishes as shown in Fig. 6,7 and 8.
Wherein, manipulatable end component 1 includes shell 11, and head clamping groove 122 is connected to the solution that wirerope 3 manipulates end connector 31
Closing piece 12, and the positioning component being mounted on solution closing piece 12；The positioning end of solution closing piece 12 is installed in shell 11, solution closing piece 12
Operating side is piercing in shell 11, solve closing piece 12 operating side can additionally mounted handle, to facilitate operation；It is set on the shell wall of shell 11
There is the hole in rope 111 for locking drag-line when mating with positioning component, and unlocks P grades of solution when mating with positioning component
Lockhole 112；Solution closing piece 12 axial straight trough in axial sliding is limited when 11 inner wall of shell is equipped with switching with positioning component cooperation
113, the both ends of axial straight trough 113 conciliate lockhole 112 with hole in rope 111 respectively and are connected.
In the present embodiment, closing piece 12 is solved as shown in Figure 5 and is equipped with radial pin hole 121；Positioning component includes 13 He of positioning pin
Adjustment spring 14, positioning pin 13 and adjustment spring 14 are mounted in radial pin hole 121, and it is separate that adjustment spring 14 is against positioning pin 13
One end of 11 inner wall of shell, the end are equipped with the end that blind hole is used to fall into adjustment spring 14.
As an improvement, it is arcuate socket that lockhole 112 is conciliate in hole in rope 111,112 place plane of lockhole is conciliate in hole in rope 111
It is vertical with the solution axis direction of closing piece 12；The positioning end 131 of positioning pin 13 is that flat and its head is arc, flat fixed
Behind the hole in rope 111 or solution 112 grafting of lockhole of position pin 13 and arc, preferable axial limiting can be obtained.Position rear positioning pin
13 positioning end 131 and hole in rope 111 or the mating of solution lockhole 112 are cyclic annular face contact, and the circumferentia is perpendicular to the axis,
Therefore axial pull resistance is strong, and the positioning end of positioning pin 13 is not easy axially to deviate from from hole in rope 111 or solution lockhole 112.At this
In embodiment, hole in rope 111, which is conciliate, is additionally provided with link slot, link slot and axial direction between lockhole 112 and the end of axial straight trough 113
The depth for the end that straight trough 113 connects is identical as the axial depth of straight trough 113, and link slot is close to hole in rope 111 or solution lockhole 112
The depth of end gradually deepen, it is 11 wall thickness of shell that link slot, which connects hole in rope 111 or solves the depth of the end of lockhole 112,
3/4。
As an improvement, the hole wall of radial pin hole 121, which is equipped with, prolongs two guide grooves 1211 that axially bored line direction extends, two
Guide groove 1211 is arranged with axial symmetry, and the plane that two guide grooves 1211 are constituted is vertical with the solution axis of closing piece 12；Positioning pin 13
Outer wall is equipped with two gib blocks 132 being axially arranged, and gib block 132 is slidably connected with corresponding guide groove 1211；For being oriented to
Positioning pin 13 it is flat it is mobile, matched with the arcuate socket of the reconciliation of hole in rope 111 lockhole 112, to obtain preferable axial limiting.
As an improvement, radial pin hole 121 is through-hole；There are two positioning pins 13, is separately mounted to the two of radial pin hole 121
End, adjustment spring 14 are squeezed between two positioning pins 13；There are two groups of holes in rope 111 and solution lockhole 112 on the shell wall of shell 11 simultaneously
It is arranged with axial symmetry.The stability in use of two sides stress balance, manipulatable end component is high.
As an improvement, shell 11 is welded by substrate 11a and duplicate 11b as shown in Figure 3, to facilitate injection molding and demoulding；
Wherein, Housing base piece 11a is equipped with one by clamping groove 115 as shown in figure 4, front is equipped with for the clamping groove 115 fixed with car body
The hook 116 of body；The front end of Housing base piece 11a is equipped with the protective pipe sleeve 117 of one, to reduce number of parts, reduces assembly difficulty.
In addition, the inner wall of 11 opening of shell is equipped with the installation preformed groove 114 for extending straight trough 113 in the axial direction, installation preformed groove 114 is leaned on
The paraxial depth at straight trough 113 gradually becomes smaller, and the installation most shallow place of preformed groove 114 is 1/5 that depth is 11 wall thickness of shell, convenient
Solve the installation of closing piece 12 and positioning component.
Wherein, speed change end component 2 includes the active joint 21 connecting with speed changer, is connect with wirerope speed change end connector
The neck bush 27 of push rod 22, limited block 23, screw 24, Pipe protective joint component 25 and dirt-proof boot 26 and active joint 21.Push rod
22 head axially penetrates in the towing pad 211 of active joint tail portion 21, and the head of push rod 22 is equipped with groove or hole for installing
Radial limited block 23, limited block 23 are fixed by screw 24 and push rod 22.The middle part of active joint 21 is axially arranged with and draws
The pilot hole 212 for being oriented to limited block 23 that hole 211 is connected to；When positioning pin 13 falls into hole in rope 111, limited block 23 with lead
To between the rear wall in hole 212, there are the default spacing d2 reversely pulled for anti-throw-out lever 22 by active joint 21, pilot holes 212
Rear wall refer to the end hole wall far from speed changer；Under the shock effect of vehicle travel process, the activity as caused by speed changer
The shaking of connector 21 will not influence push rod 22, so that the wirerope connecting with push rod 22 be kept not to be subjected to displacement, avoid wirerope
The unconventional decrease of tensile strength, long service life.
In the present embodiment, presetting spacing d2 is preferably 3.5mm~5mm, and optimal is 4mm, presets the too long needs of spacing d2
It increases hole in rope 111 and solves the pitch of holes d1 of lockhole 112, this will increase the difficulty of unlock operation；Conciliate lockhole in hole in rope 111
112 pitch of holes d1 is 26~28mm；When the moving distance of active joint 21 is 23mm when the gap namely unlock of d1 and d2 most
It is good, P grades can be accurately unlocked, while the operation for solving closing piece 12 is again effortless.
Claims (8)
1. a kind of P grades of unlock drag-line, including speed change end component (2), it is characterised in that: speed change end component (2) includes and change
The active joint (21) of fast device connection and the push rod (22) being connect with wirerope speed change end connector, the head shaft of the push rod (22)
To penetrating in the towing pad (211) of active joint (21) tail portion；The middle part of the active joint (21) be equipped with axial setting and with
The pilot hole (212) of towing pad (211) connection, the head radially installed of the push rod (22) have limited block (23), the limit
Block (23) protrudes from towing pad (211) and is slidably matched with pilot hole (212)；Drag-line when in rope, the limited block (23) with lead
To between the rear wall of hole (212), there are the default spacing (d2) reversely pulled for anti-throw-out lever (22) by active joint (21).
2. a kind of P grades of unlocks drag-line according to claim 1, it is characterised in that: the default spacing (d2) be 3.5mm~
5mm。
3. a kind of P grades of unlocks drag-line according to claim 2, it is characterised in that: the manipulatable end component (1) of drag-line includes shell
Body (11), is connected to the solution closing piece (12) of wirerope (3) manipulation end connector (31), and the positioning group being mounted in solution closing piece (12)
Part；
The positioning end of solution closing piece (12) is installed in shell (11), and the operating side of solution closing piece (12) is piercing in shell
(11)；The shell wall of the shell (11) is equipped with the hole in rope (111) for locking drag-line when mating with positioning component, Yi Jiyu
The solution lockhole (112) of P grades of unlock when positioning component is mating；
Shell (11) inner wall is equipped with axial in axial sliding straight with positioning component cooperation restriction solution closing piece (12) when switching
The both ends of slot (113), the axial direction straight trough (113) are connected with hole in rope (111) reconciliation lockhole (112) respectively.
4. a kind of P grades of unlocks drag-line according to claim 3, it is characterised in that: the solution closing piece (12) is equipped with radial
Pin hole (121)；The positioning component includes positioning pin (13) and adjustment spring (14), the positioning pin (13) and adjustment spring
(14) it is mounted in radial pin hole (121), the adjustment spring (14) is against one of positioning pin (13) far from shell (11) inner wall
End.
5. a kind of P grades of unlocks drag-line according to claim 3, it is characterised in that: the hole in rope (111) conciliates lockhole
It (112) is arcuate socket, plane is vertical with the solution axis direction of closing piece (12) where hole in rope (111) conciliate lockhole (112)；
The positioning end (131) of the positioning pin (13) is flat.
6. a kind of P grades of unlocks drag-line according to claim 3, it is characterised in that: on the hole wall of the radial direction pin hole (121)
Equipped with two guide grooves (1211) for prolonging the extension of axially bored line direction, two guide grooves (1211) are arranged with axial symmetry；It is described
Positioning pin (13) outer wall is equipped with two gib blocks (132) being axially arranged, and the gib block (132) and guide groove (1211) are slided
Connection.
7. a kind of P grades of unlocks drag-line according to claim 3, it is characterised in that: the radial direction pin hole (121) is through-hole；
There are two the positioning pins (13), is separately mounted to the both ends of radial pin hole (121), and the adjustment spring (14) is squeezed fixed at two
Between position pin (13)；There are two groups of holes in rope (111) on the shell wall of the shell (11) and solves lockhole (112) and set with axial symmetry
It sets.
8. according to a kind of described in any item P grades of unlock drag-lines of claim 3~7, it is characterised in that: before the shell (11)
Portion is equipped with for the clamping groove (115) fixed with car body, the other hook (116) for being equipped with one of clamping groove (115).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811331091.1A CN109253245B (en) | 2018-11-09 | 2018-11-09 | P-gear unlocking inhaul cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811331091.1A CN109253245B (en) | 2018-11-09 | 2018-11-09 | P-gear unlocking inhaul cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109253245A true CN109253245A (en) | 2019-01-22 |
| CN109253245B CN109253245B (en) | 2023-10-20 |
Family
ID=65042930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811331091.1A Active CN109253245B (en) | 2018-11-09 | 2018-11-09 | P-gear unlocking inhaul cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109253245B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019149225A1 (en) * | 2018-01-31 | 2019-08-08 | 长城汽车股份有限公司 | Vehicle transmission parking gear unlocking device and vehicle |
| CN110439997A (en) * | 2019-08-31 | 2019-11-12 | 重庆海德世拉索系统（集团）有限公司 | A kind of manual parking unlock drag-line combination |
| CN113205945A (en) * | 2021-04-08 | 2021-08-03 | 内蒙古德广电气股份有限公司 | Outdoor transformer |
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| JPH01154930U (en) * | 1988-04-11 | 1989-10-25 | ||
| DE19643304A1 (en) * | 1996-10-21 | 1998-04-23 | Zahnradfabrik Friedrichshafen | Automatic transmission for vehicle |
| CN2844580Y (en) * | 2005-11-15 | 2006-12-06 | 春风控股集团有限公司 | Full-field speed-adjusting operating structure of automobile integrated with parking brake operation function |
| CN204493411U (en) * | 2015-02-09 | 2015-07-22 | 安徽新华学院 | Inhaul cable assembly and automobile |
| CN205022564U (en) * | 2015-09-28 | 2016-02-10 | 北汽福田汽车股份有限公司 | Car and parking braking draws a device thereof |
| CN208041115U (en) * | 2018-02-01 | 2018-11-02 | 上海轩度汽车科技有限公司 | A kind of shift controlling cable assembly |
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2018
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01154930U (en) * | 1988-04-11 | 1989-10-25 | ||
| DE19643304A1 (en) * | 1996-10-21 | 1998-04-23 | Zahnradfabrik Friedrichshafen | Automatic transmission for vehicle |
| CN2844580Y (en) * | 2005-11-15 | 2006-12-06 | 春风控股集团有限公司 | Full-field speed-adjusting operating structure of automobile integrated with parking brake operation function |
| CN204493411U (en) * | 2015-02-09 | 2015-07-22 | 安徽新华学院 | Inhaul cable assembly and automobile |
| CN205022564U (en) * | 2015-09-28 | 2016-02-10 | 北汽福田汽车股份有限公司 | Car and parking braking draws a device thereof |
| CN208041115U (en) * | 2018-02-01 | 2018-11-02 | 上海轩度汽车科技有限公司 | A kind of shift controlling cable assembly |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019149225A1 (en) * | 2018-01-31 | 2019-08-08 | 长城汽车股份有限公司 | Vehicle transmission parking gear unlocking device and vehicle |
| CN110439997A (en) * | 2019-08-31 | 2019-11-12 | 重庆海德世拉索系统（集团）有限公司 | A kind of manual parking unlock drag-line combination |
| CN110439997B (en) * | 2019-08-31 | 2024-03-15 | 重庆海德世拉索系统（集团）有限公司 | Manual parking unlocking inhaul cable combination |
| CN113205945A (en) * | 2021-04-08 | 2021-08-03 | 内蒙古德广电气股份有限公司 | Outdoor transformer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109253245B (en) | 2023-10-20 |
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