CN206072333U - Parking system ratchet - Google Patents
Parking system ratchet Download PDFInfo
- Publication number
- CN206072333U CN206072333U CN201621085432.8U CN201621085432U CN206072333U CN 206072333 U CN206072333 U CN 206072333U CN 201621085432 U CN201621085432 U CN 201621085432U CN 206072333 U CN206072333 U CN 206072333U
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- CN
- China
- Prior art keywords
- parking
- ratchet
- boss
- swing arm
- hole
- 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.)
- Expired - Fee Related
Links
- 230000005484 gravity Effects 0.000 abstract description 10
- 230000002028 premature Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000002459 sustained effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Devices For Checking Fares Or Tickets At Control Points (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The utility model discloses a kind of ratchet for vehicle parking system, including body, the hole with the rotary shaft cooperation of ratchet is provided near its one end on body, the one end on body near the hole is formed with parking swing arm to side extension, and parking swing arm end is formed with parking boss；Extend near its other end and parking swing arm homonymy on body and be formed with the stacked park pawl in interval and release boss, along hole axle to, parking swing arm and parking boss are located at identical height layer with release boss, parking swing arm and parking boss are located at differing heights layer with park pawl, so, the actuator of parking system is arranged on the axis direction of ratchet, rather than it is arranged in the radial direction of ratchet, reduce the radial dimension of parking system, and ratchet can uprightly be arranged, significantly reduce the trend that the gravity torque driving ratchet of ratchet is rotated to ratchet direction, ratchet is avoided to cause ratchet and ratchet non-essential contact and caused premature wear to pawl wheel in vibration.
Description
Technical field
This utility model is related to vehicle drive system technology, more particularly to a kind of ratchet for vehicle parking system.
Background technology
In existing parking system, ratchet passes through gear-selecting and shifting executing mechanism or gear-shifting inhaul cable is controlled, and receives its active force
Rotate and engage with parking ratchet wheel as axle center with ratchet rotary shaft, locking output shaft or differential mechanism, so as to reach the purpose of parking.
In prior art, before the park pawl of ratchet is usually placed in, and the boss that drives of ratchet is arranged in the back side of ratchet so that stay
The actuator of car system can be arranged in the same layer of ratchet, shorten the axial dimension of parking system to reduce the axle of variator
To size.
But existing arrangement has two, one be in pure electric vehicle, due to motor it is less than electromotor, speed change
Device gear demand is few so that axial dimension is less demanding, has larger restriction on the contrary to radial dimension, therefore parking system is performed
Arrangement of mechanism can exceed radial dimension of requirement in the same layer of ratchet；When parking system actuator is arranged in the same of ratchet
During layer, due to due to tooth shaft member is arranged, ratchet can only be arranged in the top of ratchet so that the oriented pawl wheel of ratchet under gravity
Trend, although employ torsion spring overcome ratchet to ratchet direction rotate, but cannot avoid vibrating lower ratchet to ratchet direction
Rotate, so as to cause the contact of pawl-and-gearing during car load normally travel, and cause ratchet premature wear.
The content of the invention
The problem that current variator parking system pawl structures are present is directed to, has invented a kind of for vehicle parking system
The ratchet of system.
What the technical solution of the utility model was realized in：
A kind of parking system ratchet, including body, are provided with the rotary shaft cooperation with ratchet near its one end on the body
Hole, by the hole, rotatably arrangement is rotated on the rotary shaft and around rotary shaft the ratchet, near the hole on the body
One end to side extend be formed with parking swing arm, the parking swing arm end is formed with parking boss；It is close on the body
Its other end and the parking swing arm homonymy extend and are formed with the stacked park pawl in interval and release boss, along the hole axle to,
The parking swing arm and the parking boss are located at identical height layer, the parking swing arm and the parking with the release boss
Boss is located at differing heights layer with the park pawl.
Further, the vertical or near vertical body of the park pawl, the release boss, the parking swing arm with
The body is in obtuse angle.
Further, the release boss, the body, the parking swing arm and the parking boss are arranged successively, structure
Into a nock.
Further, the body, release boss, the park pawl, the release boss, the parking swing arm and described
Parking boss is integrally formed.
Further, the body includes body A, body B and body C, the park pawl and body C one into
Type, the release boss are integrally formed with the body A, and the parking swing arm is integrally formed with the body B, the body A,
The body B is locked on the body C by securing member, is formed with hole B, is formed with hole on the body C on the body B
Be stacked concentric with the hole B of A, the hole A constitutes the hole.
Further, the body A, the body B are made using different materials from the body C.
Further, the body A passes through bolt or/and pin is fixed on body C, and the body B is fixed on by pin
On body C.
The beneficial effects of the utility model are：This utility model provides a kind of ratchet for vehicle parking system, due to
Release boss, parking swing arm and park pawl uprightly can not be arranged in sustained height layer, therefore pawl body so that ratchet is in solution
Rotating shaft of the action direction of gravity near ratchet under lock status, reduces gravity torque；And the action direction at ratchet center is arranged
On the right side of ratchet rotating shaft so that ratchet gravity torque direction reduces ratchet in vibration to drive ratchet unlocking direction, further
The lower trend close to ratchet.Due to ratchet, uprightly arrangement significantly reduces the gravity torque driving ratchet of ratchet to ratchet direction
The trend of rotation, it is to avoid ratchet causes ratchet and ratchet non-essential contact and caused early stage mill to pawl wheel in vibration
Damage.As park pawl and release boss are in differing heights layer so that the actuator of parking system can be arranged in the axle of ratchet
On line direction, rather than the radial direction of ratchet is arranged in, reduces the radial dimension of parking system.
Description of the drawings
Fig. 1 is an a kind of example structure schematic diagram of the ratchet for vehicle parking system of this utility model；
Fig. 2 is a kind of application schematic diagram of the ratchet for vehicle parking system of this utility model；
Fig. 3 is a kind of another example structure schematic diagram of the ratchet for vehicle parking system of this utility model；
With reference to accompanying drawing, it is explained as follows：
1- bodies, 11- body A, 12- body B, 13- body C, 14- holes B, 15- holes A, 2- holes, 3- parking swing arms, 4- are stayed
Car boss, 5- park pawls, 6- release boss, 7- bolts, 8- pins.
Specific embodiment
In order to be more clearly understood that technology contents of the present utility model, describe in detail especially exemplified by following examples, its mesh
Be only that and be best understood from content of the present utility model and unrestricted protection domain of the present utility model.
Embodiment 1
As shown in figure 1, a kind of ratchet for vehicle parking system, including body 1, set near its one end on the body
There is the hole 2 that the rotary shaft with ratchet coordinates, the ratchet is rotatably arranged on the rotary shaft and turned around rotary shaft by the hole
It is dynamic, and revolute function is realized by torsion spring.One end on the body near the hole is formed with parking swing arm 3 to side extension,
The parking swing arm end is formed with parking boss 4；Extend with the parking swing arm homonymy near its other end on the body
Be formed with the stacked park pawl 5 in interval and release boss 6, i.e. release boss 6 towards with park pawl 5 towards identical, parking boss 4
Homonymy is located at park pawl 5 and release boss 6.Along the hole axle to, the parking swing arm and the parking boss and the solution
Lock boss is located at identical height layer, and the parking swing arm and the parking boss are located at differing heights layer with the park pawl.I.e.
Park pawl and release boss are distributed in differing heights layer, and release boss and parking swing arm are in sustained height layer.
Preferably, the vertical or near vertical body of the park pawl, the release boss, the parking swing arm and institute
State body in obtuse angle.So, it is easy to park pawl to snap in the teeth groove of ratchet, carries out parking, also allows for cam dish driving parking convex
Platform.
Preferably, the release boss arranged successively, the body, the parking swing arm, the parking boss are constituted
One nock.Here, release boss, the body, the parking swing arm, the parking boss are arranged successively and constitute a nock,
It is easy to cam disc to slide into and out, in other embodiments, is adjusted also dependent on being actually needed.
Preferably, the body, release boss, the park pawl, the release boss, the parking swing arm, described stay
Car boss is integrally formed.
Release boss is put with parking by this utility model by the park pawl of ratchet and release boss are arranged in different layers
Arm and parking boss are arranged in same layer, parking boss can be driven to realize parking by parking system actuator, drive solution
Lock boss realizes unblock, and its operation principle is：As shown in Fig. 2 when parking system actuator (such as cam disc) promotes parking
During boss, axis of the ratchet around hole 2 is rotated counterclockwise so that park pawl 5 snaps in the teeth groove of ratchet, realizes parking；When parking system
When system actuator promotes release boss, axis both clockwise of the ratchet around hole 2 is rotated so that park pawl 5 leaves the teeth groove of ratchet,
Realize unblock.
Here, as release boss 6, parking swing arm 3 and park pawl 5 be not in sustained height layer, therefore pawl body can be with
It is upright to arrange so that the action direction of ratchet gravity in the unlocked state reduces gravity torque near the rotating shaft of ratchet；
And the action direction at ratchet center is arranged in the right side of ratchet rotating shaft so that ratchet gravity torque direction is driving
Ratchet unlocking direction, further reduces ratchet under vibration to the trend that ratchet is close.
Due to ratchet, uprightly arrangement significantly reduces the trend that the gravity torque driving ratchet of ratchet is rotated to ratchet direction,
Ratchet is avoided to cause ratchet and ratchet non-essential contact and caused premature wear to pawl wheel in vibration.
As park pawl 5 and release boss 6 are in differing heights layer so that the actuator of parking system can be arranged in spine
On the axis direction of wheel, rather than the radial direction of ratchet is arranged in, reduces the radial dimension of parking system.
Embodiment 2
As shown in figure 3, the present embodiment 2 has most of technical characteristic of embodiment 1, its difference is：Body includes this
Body A11, body B12 and body C13, the park pawl are integrally formed with the body C, the release boss and the body A
It is integrally formed, the parking swing arm is integrally formed with the body B, the body A, the body B are locked to by securing member
On the body C, hole B14 on the body B, is formed with, on the body C, is formed with hole A15, the hole A is same with the hole B
The heart is stacked to constitute the hole.So, in monoblock type ratchet parking swing arm and release boss is separated into independent part, is conducive to
The processing of part.
Preferably, the body A, the body B are made using different materials from the body C.As such, it is possible to according to
Need to select different materials, improve the reliability of ratchet.
Preferably, the body A passes through bolt 7 and pin 8 is fixed on body C, and the body B is fixed on this by pin 8
On body C.More preferably, there is minim gap between body B and pin, body B has minim gap with the rotary shaft of ratchet, makes body
B can be moved along the rotary shaft axial direction of ratchet, be easy to the assembling of body B.In other embodiments, body A is by may be used also
It is fixed on body C by two bolts or other prior arts.
Above example is referring to the drawings, preferred embodiment of the present utility model to be described in detail.The skill of this area
Art personnel by modification or change on various forms are carried out to above-described embodiment, but without departing substantially from substantive feelings of the present utility model
Under condition, all fall within protection domain of the present utility model.
Claims (7)
1. a kind of parking system ratchet, it is characterised in that including body (1), is provided with and ratchet near its one end on the body
The hole (2) that coordinates of rotary shaft, by the hole, rotatably arrangement is rotated on the rotary shaft and around rotary shaft the ratchet, described
One end on body near the hole is formed with parking swing arm (3) to side extension, and it is convex that the parking swing arm end is formed with parking
Platform (4)；Extend near its other end and the parking swing arm homonymy on the body be formed with the stacked park pawl (5) in interval and
Release boss (6), is located at identical height with the release boss to, the parking swing arm and the parking boss along the hole axle
Layer, the parking swing arm and the parking boss are located at differing heights layer with the park pawl.
2. parking system ratchet according to claim 1, it is characterised in that：The park pawl, the release boss are vertical
Or the vertical body is close to, the parking swing arm is with the body in obtuse angle.
3. parking system ratchet according to claim 2, it is characterised in that：The release boss, the body, described stay
Car swing arm and the parking boss are arranged successively, constitute a nock.
4. parking system ratchet according to claim 1, it is characterised in that：The body, release boss, the parking
Pawl, the release boss, the parking swing arm and the parking boss are integrally formed.
5. parking system ratchet according to claim 1, it is characterised in that：The body includes body A (11), body B
(12) and body C (13), the park pawl is integrally formed with the body C, the release boss and body A one into
Type, the parking swing arm are integrally formed with the body B, and the body A, the body B lock to described by securing member
On body C, hole B (14) on the body B, is formed with, on the body C, is formed with hole A (15), the hole A is concentric with the hole B
It is stacked to constitute the hole.
6. parking system ratchet according to claim 5, it is characterised in that：The body A, the body B with described
Body C is made using different materials.
7. parking system ratchet according to claim 5, it is characterised in that：The body A passes through bolt or/and pin is fixed
On body C, the body B is fixed on body C by pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621085432.8U CN206072333U (en) | 2016-09-28 | 2016-09-28 | Parking system ratchet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621085432.8U CN206072333U (en) | 2016-09-28 | 2016-09-28 | Parking system ratchet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206072333U true CN206072333U (en) | 2017-04-05 |
Family
ID=58439243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621085432.8U Expired - Fee Related CN206072333U (en) | 2016-09-28 | 2016-09-28 | Parking system ratchet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206072333U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118257A (en) * | 2018-02-05 | 2019-08-13 | 科奇科技传送系统股份有限公司 | Parking lock for vehicle transmission |
-
2016
- 2016-09-28 CN CN201621085432.8U patent/CN206072333U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118257A (en) * | 2018-02-05 | 2019-08-13 | 科奇科技传送系统股份有限公司 | Parking lock for vehicle transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170405 |