CN209212956U - A kind of halting mechanism - Google Patents
A kind of halting mechanism Download PDFInfo
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- CN209212956U CN209212956U CN201821740107.XU CN201821740107U CN209212956U CN 209212956 U CN209212956 U CN 209212956U CN 201821740107 U CN201821740107 U CN 201821740107U CN 209212956 U CN209212956 U CN 209212956U
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- lock piece
- shift plate
- gear shift
- gear
- halting mechanism
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Abstract
The utility model provides a kind of halting mechanism, belongs to automobile technical field.It solves the problems, such as that existing automobile parking stationarity is poor.This halting mechanism includes the actuator for the lock piece of braking and for driving lock piece mobile, lock piece is equipped with locating shaft used for positioning, halting mechanism further includes power source and adjusts and connect the gear shift plate of power source for gear, gear shift plate is connected with actuator and actuator can be driven to move back and forth, engaged transmission between power source output shaft and shift plate, and sleeve-board of shifting gears is located on locating shaft.This halting mechanism improves retarder space utilization rate while having the advantages that improve parking stationarity.
Description
Technical field
The utility model belongs to automobile technical field, is related to a kind of halting mechanism.
Background technique
With the development of science and technology, the raising of people's quality of life, automobile have become the important traffic work of people's trip
One of tool, but as the time of petroleum resources is exhausted and the gradually aggravation of air pollution, gradually appear new energy on the market at present
Source automobile, new-energy automobile is for traditional combustion engine automobile, since energy supply mode is different, the entirety of vehicle
Great variety has occurred in arrangement form.The parking device of existing new-energy automobile is only equipped with parking brake, and parking brake is to pass through drag-line
It tenses, playing locking rear-wheel, its is anti-slip, therefore even fracture easily occurs to loosen for drag-line, leads to the parking of new-energy automobile
There are security risks for device.
Above-mentioned new-energy automobile parking device there are aiming at the problem that, parking device of each auto vendor to existing speed changer
It improves, such as Chinese patent literature data discloses a kind of Automotive parking mechanism and the speed changer [patent including the mechanism
Number: 200810141990.5；Application publication number: CN101654099A], including motor, push rod, pawl and ratchet, motor shaft
On be arranged with position limiting structure and P gear shaft connecting piece, positioning plate and P gear shaft connecting piece be located at the two of motor shaft
End, P grades of shaft connecting pieces connect push rod, and push rod and detent contact, push rod are able to drive pawl and engage with ratchet.
The Automotive parking mechanism engages the stability for improving parking braking by pawl with ratchet.Wherein, motor shaft is lengthened
Length, so that P grades of shaft connecting pieces and positioning plate can be respectively positioned at motor shaft both ends, P grades of shafts by locking member
Transfer unit of the connecting piece as motor shaft power, positioning plate are turned after the output of motor shaft torque by P grades as shift component
The rotary motion of motor shaft is changed into the reciprocating motion of push rod by axis connecting piece, and still, which causes transmission parts arrangement multiple
Miscellaneous and dispersion, and then Motor torque transmission efficiency is low, and there are mismachining tolerance and position errors between each transmission parts, so that
Exist in transmission process and shake, and then causes parking stationarity poor.
Summary of the invention
The purpose of this utility model is to propose a kind of halting mechanism for the above-mentioned problems in the prior art, is solved
Certainly the technical issues of is raising retarder space utilization rate while how improving parking stationarity.
The purpose of this utility model can be realized by the following technical scheme: a kind of halting mechanism, including for braking
Lock piece, the lock piece are equipped with locating shaft used for positioning, and halting mechanism further includes power source and adjusts for gear
And connect the gear shift plate of power source, it is mobile that gear shift plate is able to drive lock piece, which is characterized in that the power source output shaft with change
Engaged transmission between plate washer, and the gear shift sleeve-board is located on locating shaft.
The application power source is directly engaged with shift plate, and when power source power output, the power exported by power source is straight
It connects and is transferred to shift plate, wherein power source output directly drives shift plate mobile, and the structure is avoided in power compared with the prior art
The component that additionally setting is transmitted for power between source and shift plate, and engaged transmission makes halting mechanism power output steady,
Meanwhile shift gears plate and the shared locating shaft of lock piece, it on the one hand avoids additionally being built in the prior art for positioning shift plate
Location structure on the other hand can eliminate so that halting mechanism is structurally reasonable and compact because power source directly drives gear shift plate
Relative to the mobile generated bias force of lock piece, to improve the stationarity of halting mechanism power transmission, and then it is steady to improve parking
Property while improve retarder space utilization rate.The principle of this halting mechanism is: when running, halting mechanism is in initial shape
State, after parking of automobile, automobile shift handle switches to P grades, and halting mechanism works at this time, and power source power output drives gear shift
Plate rotation, and then lock piece is mobile, and automobile parking can be realized.
In a kind of above-mentioned halting mechanism, the lock piece offers the link slot for the insertion of gear shift plate, the connection
Slot runs through the two sides of lock piece, the connecting hole worn for locating shaft is offered on the gear shift plate, it is fixed that the gear shift plate passes through
Position axis is rotatably connected in link slot.On the one hand link slot setting avoids the length of the connection lengthening locating shaft of gear plate and lock piece
Degree, further compresses the axial arrangement space of halting mechanism, on the other hand connects groove groove wall and plays the role of limit to gear plate,
Meanwhile gear plate both sides can connect slot slot bottom edge, to limit the maximum rotation amplitude of gear plate, and then improve parking
Stationarity, while improving retarder space utilization rate.
In a kind of above-mentioned halting mechanism, the lock piece is in long strip, and link slot is opened in one end of lock piece, institute
Connecting hole aperture is stated greater than the locating shaft diameter of axle.The regular shape of lock piece, so that lock piece is arranged conveniently in halting mechanism, even
On the one hand the position that opens up of access slot makes link slot easy to process, on the other hand make shift plate easy for installation, connecting hole makes
The rotation of gear plate is flexible, to improve parking stationarity.
In a kind of above-mentioned halting mechanism, the power source output shaft is equipped with gear, and the gear shift plate plate edge is equipped with
One section of engaged section engaged with gear, the gear is engaged with engaged section can drive gear shift plate to rotate around locating shaft axis.It stays
When mechanism of car works, power source outputting axial power output, gear is engaged with engaged section, and engaged transmission makes the rotation of gear shift plate flat
Surely, the power output of halting mechanism is steady, to improve parking stationarity.
In a kind of above-mentioned halting mechanism, the gear shift plate is fanning strip, and it is in arc-shaped that the gear shift plate big end, which has,
Working face, the engaged section is opened on working face, and the both ends of the engaged section, which are respectively provided with, limits the mobile model of gear
The protrusion enclosed.Sector structure reduces the area of gear shift plate entirety, so that it is flexible to change flapper, and working face has engaged section
There are enough arrangement areas, protrusion limits the length of action between gear and engaged section, and then while raising parking stationarity
Improve retarder space utilization rate.
In a kind of above-mentioned halting mechanism, the gear shift plate small end has the convex surface in arc-shaped, the convex surface and company
There is gap between access slot slot bottom.When gear shift plate is installed, because gear shift plate can connect slot close to the part of two sides proximal end
Cell wall and slot bottom, convex surface can reduce gear shift plate and connect the friction between groove groove wall and slot bottom, when gear shift plate occurs to turn
When dynamic, gap avoids convex surface from contacting with link slot slot bottom, so that the rotation of gear shift plate is smooth, and then while raising parking stationarity
Improve retarder space utilization rate.
In a kind of above-mentioned halting mechanism, the lock piece side offers through connection groove groove wall and wears for locating shaft
If location hole, the location hole aperture is adapted with the locating shaft diameter of axle.It is fixed after locating shaft passes through location hole and connecting hole
Position axis positions lock piece, and lock piece relative positioning shaft is avoided to rotate, and lock piece is avoided mutually mutually to do Wataru, Jin Erti with gear plate
Retarder space utilization rate is improved while high parking stationarity.
The torsional spring for driving lock piece return is also arranged in a kind of above-mentioned halting mechanism, on the locating shaft,
The locating shaft periphery wall is equipped with the gear edge for being spaced lock piece and torsional spring.Since locating shaft is optical axis, outer wall is cylindrical surface,
Gear, so that position of the lock piece in halting mechanism determines, on the other hand avoids torsional spring along on the one hand reclining for lock piece side
Side directly reclines lock piece side, rubs when avoiding torsional spring with lock piece relative motion, meanwhile, torsional spring is also set in
On locating shaft, avoids additionally being arranged and improve retarder for positioning the locating shaft of torsional spring, while to improve parking stationarity
Space utilization rate.
In a kind of above-mentioned halting mechanism, gear shift plate is connected with the actuator for driving lock piece to move back and forth, institute
It states actuator and is equipped with the promotion column that lock piece can be pushed mobile, halting mechanism further includes being oriented to the movement for pushing column
Guide part, the guide part includes that cross section is arc-shaped and be set in and push guide sleeve outside column and for fixed guide set
Fixed plate, the fixed plate is fixedly connected with guide sleeve, the guide sleeve inner wall have for push column against confined planes.It pushes away
The position of dynamic column is opposite with the position of lock piece, pushes column to be directed to set far from the half outer wall of lock piece and wraps, the other half
Outer wall against lock piece and can push lock piece mobile, and guide sleeve is firmly fixed on retarder by fastener by fixed plate
On, it avoids guide sleeve from shaking, when halting mechanism work, pushes column mobile, on the one hand guide sleeve limits the movement rail for pushing column
On the other hand mark avoids shaking in guide sleeve moving process, confined planes limit the shift motion for pushing column, and then improve and stay
Retarder space utilization rate is improved while vehicle stationarity.
Compared with prior art, a kind of halting mechanism provided by the utility model has the advantage that
1, after automobile shift handle switches to P grades, halting mechanism works, power source power output, gear and engaged section
Engagement directly drives gear shift plate mobile, avoids that the structure for positioning gear shift plate is additionally arranged, engages between gear and gear shift plate
When transmission, gear shift plate can generate bias force with respect to lock piece, and gear shift plate and lock piece share a locating shaft and can eliminate because partially
It sets power and leads to mutual deflection between gear shift plate and lock piece, make the power output of halting mechanism steady by gear drive,
Retarder space utilization rate is improved while to improve parking stationarity.
2, sector structure reduces the area of gear shift plate entirety, and engaged section is made to have enough arrangement areas, protrusion one
Aspect limits gear moving range, on the other hand limits the length of action between gear and engaged section, so that actuator
Shift motion determines that gear shift plate carries out flexible rotating by hinge joint of locating shaft, further such that power output is steady, to mention
Retarder space utilization rate is improved while high parking stationarity.
3, on the one hand link slot setting avoids the length of the connection lengthening locating shaft of gear plate and lock piece, lock piece transverse tooth thickness
It is constant, the axial arrangement space of halting mechanism is compressed, the work that groove groove wall plays limit to gear plate two sides is on the other hand connected
With, meanwhile, gear plate both sides can connect slot slot bottom edge, and link slot determines the rotation amplitude of gear plate, in turn
Retarder space utilization rate is improved while improving parking stationarity.
4, guide sleeve is firmly fixed on retarder by fastener, and guide sleeve is avoided to shake, when halting mechanism work,
Push column mobile, guide sleeve limits the motion profile for pushing column, it avoids shaking in guide sleeve moving process, meanwhile, limit
Face limits the shift motion for pushing column, and then improves retarder space utilization rate while raising parking stationarity.
Detailed description of the invention
Fig. 1 is the overall structure diagram of this halting mechanism.
Fig. 2 is the unlocked state schematic diagram of this halting mechanism.
Fig. 3 is the lockup state schematic diagram of this halting mechanism.
Fig. 4 is the overall structure diagram of gear shift plate.
Fig. 5 is the overall structure diagram of lock piece.
Fig. 6 is the overall structure diagram of guide part.
In figure, 1, lock piece；11, link slot；12, location hole；2, actuator；3, locating shaft；31, edge is kept off；4, power source；
5, gear shift plate；51, engaged section；52, raised；53, working face；54, connecting hole；55, rib；56, convex surface；6, gear；7, torsional spring；
8, column is pushed；9, guide part；91, fixed plate；92, guide sleeve；921, confined planes；10, rotating member.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, this halting mechanism includes power source 4, lock piece 1, actuator 2 and gear shift plate 5.
Gear shift plate 5 connects power source 4 and adjusts for gear, and gear shift plate 5 is connected with actuator 2 and can drive actuator 2
It moves back and forth, actuator 2 is for driving lock piece 1 mobile, and lock piece 1 is for the rotating member 10 in locking retarder, lock piece 1
It is equipped with locating shaft 3 used for positioning, 1 side of lock piece offers through 11 cell wall of link slot and determines for what locating shaft 3 was worn
Position hole 12,12 aperture of location hole are adapted with 3 diameter of axle of locating shaft, and gear shift plate 5 is set on locating shaft 3, on 4 output shaft of power source
Equipped with gear 6,5 plate of gear shift plate is engaged along one section of engaged section 51 engaged with gear 6, gear 6 is equipped with engaged section 51, gear 6
Stable drive, gear shift plate 5 directly drive actuator 2 by the movement for being changed into gear shift plate 5 of gear 6, and then by gear shift plate 5
It is mobile, component of the gear shift plate 5 to the directly additional setting of actuator 2 for power transmitting is avoided, as shown in figure 4, gear shift plate 5 is fan
Shape plate, gear shift plate 5 include the side 55 of two relative tilts and intersection and connect two sides 55 and be in the work of arc-shaped
Face 53, engaged section 51 are opened on working face 53, and sector structure reduces the whole area of gear shift plate 5, and working face to engage
Section has enough arrangement areas, and the both ends of engaged section 51 are respectively provided with the protrusion 52 for limiting 6 moving range of gear, protrusion
On the one hand 52 limit 6 moving range of gear, on the other hand limit the length of action between gear 6 and engaged section 51, so that
The shift motion of actuator 2 determines, when halting mechanism work, working face avoids the mobile movement for changing actuator 2 of shift plate 5
Track, so that shift plate 5 steadily pushes actuator 2 to move along setting track.
As shown in figure 5, lock piece 1 is in long strip, strip makes the regular shape of lock piece 1, and 1 one end of lock piece opens up
There is the link slot 11 being embedded in for gear shift plate 5, further compress the axial arrangement space of halting mechanism, link slot 11 runs through lock piece
1 two sides, so that gear plate has enough rotation spaces, meanwhile, gear plate both sides can connect 11 slot bottom side of slot
Edge, so that link slot 11, which defines, determines gear plate maximum rotation amplitude.
Gear shift plate 5 further includes the convex surface 56 for connecting two 55 small ends of side and being in arc-shaped, when gear shift plate 5 is installed, because changing
Plate washer 5 is partially submerged into link slot 11 close to two 55 small ends of side, and convex surface 56 can reduce gear shift plate 5 and 11 cell wall of link slot
And the friction between slot bottom, meanwhile, there is gap between 11 slot bottom of convex surface 56 and link slot, when gear shift plate 5 rotates,
Gap avoids convex surface 56 from contacting with 11 slot bottom of link slot, and then gear shift plate 5 rotates smooth, is offered on gear shift plate 5 for locating shaft 3
The connecting hole 54 worn, 54 aperture of connecting hole are greater than 3 diameter of axle of locating shaft, and connecting hole 54 makes gear shift plate 5 be connected with lock piece 1,
And gear shift plate 5 can with locating shaft 3 be hinge joint carry out flexible rotating and, locating shaft 3 be optical axis, outer wall is cylindrical surface, positioning
It is also arranged with the torsional spring 7 for driving 1 return of lock piece on axis 3, thus avoids that the locating shaft for positioning torsional spring 7 is additionally arranged
3,3 periphery wall of locating shaft is equipped with the gear for being spaced lock piece 1 and torsional spring 7 along 31, and gear is pasted along 31 one side for 5 side of lock piece
It leans on, so that position of the lock piece 5 in halting mechanism determines, 7 side of torsional spring is on the other hand avoided directly to recline 1 side of lock piece
Face rubs when avoiding torsional spring 7 with 1 relative motion of lock piece.
Actuator 2 is equipped with the promotion column 8 that lock piece 1 can be pushed mobile, as shown in fig. 6, halting mechanism further includes pair
The guide part 9 for pushing the movement of column 8 to be oriented to, guide part 9 include the guiding that cross section is arc-shaped and is set in outside promotion column 8
Set 92 and fixed plate 91 for fixed guide set 92, fixed plate 91 is fixedly connected with guide sleeve 92, and promotion column 8 is far from locking
The half outer wall of part 1 is directed to set 92 and wraps, and limits the motion profile for pushing column 8, avoids sending out in 92 moving process of guide sleeve
It is raw to shake, push column 8 lock piece 1 can be pushed mobile close to the other half outer wall of lock piece 1,92 inner wall of guide sleeve has for pushing away
Dynamic column 8 against confined planes 921, confined planes 921, which limit, pushes the maximum shift motion of column 8.
As shown in Fig. 2, halting mechanism is in original state when running, torsional spring 7 limits the movement of actuator 2, works as vapour
After vehicle parking, automobile shift handle switches to P grades, and halting mechanism works at this time, 4 power output of power source, and gear 6 rotates, tooth
Wheel 6 is engaged with engaged section 51 directly drives gear shift plate 5 mobile, then drives actuator 2 mobile by gear shift plate 5, and then 2 grams of actuator
Taking 7 torsion of torsional spring drives lock piece 1 mobile to limit the rotation of rotating member 10, as shown in figure 3, automobile parking can be realized, into
And retarder space utilization rate is improved while parking stationarity.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although be used more herein lock piece 1, link slot 11, location hole 12, actuator 2, locating shaft 3, gear along 31,
Power source 4, gear shift plate 5, engaged section 51, protrusion 52, working face 53, connecting hole 54, rib 55, convex surface 56, gear 6, torsional spring 7,
The terms such as column 8, guide part 9, fixed plate 91, guide sleeve 92, confined planes 921, rotating member 10 are pushed, but are not precluded using other
A possibility that term.The use of these terms is merely for the convenience of describing and explaining the nature of the invention；Them
It is contrary to the spirit of the present invention for being construed to any additional limitation all.
Claims (9)
1. a kind of halting mechanism, including the lock piece (1) for braking, the lock piece (1) is equipped with positioning used for positioning
Axis (3), halting mechanism further includes power source (4) and adjusts and connect the gear shift plate (5) of power source (4) for gear, described
It is mobile that gear shift plate (5) is able to drive lock piece (1), which is characterized in that between power source (4) output shaft and gear shift plate (5)
Engaged transmission, and the gear shift plate (5) is set on locating shaft (3).
2. a kind of halting mechanism according to claim 1, which is characterized in that the lock piece (1) offers for gear shift plate
(5) link slot (11) being embedded in, the link slot (11) are run through the two sides of lock piece (1), are offered on the gear shift plate (5)
For the connecting hole (54) that locating shaft (3) is worn, the gear shift plate (5) is rotatably connected in link slot (11) by locating shaft (3).
3. a kind of halting mechanism according to claim 2, which is characterized in that the lock piece (1) is in long strip, link slot
(11) it is opened in one end of lock piece (1), connecting hole (54) aperture is greater than locating shaft (3) diameter of axle.
4. a kind of halting mechanism according to claim 3, which is characterized in that power source (4) output shaft is equipped with tooth
It takes turns (6), gear shift plate (5) plate is along equipped with one section of engaged section (51) engaged with gear (6), the gear (6) and engaged section
(51) engagement can drive gear shift plate (5) to rotate around locating shaft (3) axis.
5. a kind of halting mechanism according to claim 4, which is characterized in that the gear shift plate (5) is fanning strip, described to change
Plate washer (5) big end has the working face (53) in arc-shaped, and the engaged section (51) is opened on working face (53), the engagement
The both ends of section (51) are respectively provided with the protrusion (52) for limiting gear (6) moving range.
6. a kind of halting mechanism according to claim 5, which is characterized in that it is in circular arc that gear shift plate (5) small end, which has,
The convex surface (56) of shape has gap between the convex surface (56) and link slot (11) slot bottom.
7. according to a kind of described in any item halting mechanisms of claim 2 to 6, which is characterized in that open lock piece (1) side
Equipped with the location hole (12) for running through link slot (11) cell wall and being worn for locating shaft (3), location hole (12) aperture and positioning
Axis (3) diameter of axle is adapted.
8. a kind of halting mechanism according to any one of claims 1 to 6, which is characterized in that also covered on the locating shaft (3)
Equipped with for driving the torsional spring (7) of lock piece (1) return, locating shaft (3) periphery wall be equipped with for be spaced lock piece (1) with
The gear of torsional spring (7) is along (31).
9. a kind of halting mechanism according to any one of claims 1 to 6, which is characterized in that gear shift plate (5), which is connected with, to be used for
The actuator (2) for driving lock piece (1) to move back and forth, the actuator (2), which is equipped with, can push lock piece (1) is mobile to push away
Dynamic column (8), halting mechanism further include to the guide part (9) for pushing the movement of column (8) to be oriented to, and the guide part (9) includes
Cross section is arc-shaped and is set in the guide sleeve (92) pushed column (8) outside and is used for the fixed plate of fixed guide set (92)
(91), the fixed plate (91) is fixedly connected with guide sleeve (92), guide sleeve (92) inner wall have for push column (8) against
Confined planes (921).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821740107.XU CN209212956U (en) | 2018-10-25 | 2018-10-25 | A kind of halting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821740107.XU CN209212956U (en) | 2018-10-25 | 2018-10-25 | A kind of halting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209212956U true CN209212956U (en) | 2019-08-06 |
Family
ID=67456825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821740107.XU Active CN209212956U (en) | 2018-10-25 | 2018-10-25 | A kind of halting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209212956U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022641A (en) * | 2020-01-03 | 2020-04-17 | 万向集团公司 | Parking mechanism for transmission and parking method thereof |
-
2018
- 2018-10-25 CN CN201821740107.XU patent/CN209212956U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022641A (en) * | 2020-01-03 | 2020-04-17 | 万向集团公司 | Parking mechanism for transmission and parking method thereof |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191231 Address after: 315336 No. 198, East Yinwan Road, Hangzhou Bay New District, Ningbo, Zhejiang Province Co-patentee after: Zhejiang Geely Automobile Research Institute Co., Ltd. Patentee after: Weirui Electric Vehicle Technology (Ningbo) Co., Ltd. Co-patentee after: Zhejiang Geely Holding Group Co., Ltd. Address before: 317000 east gate of Taizhou, Zhejiang Co-patentee before: Zhejiang Geely Holding Group Co., Ltd. Patentee before: Zhejiang Geely Automobile Research Institute Co., Ltd. |
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| TR01 | Transfer of patent right |