CN108422979A - Automotive wheel one-directionally rotates control mechanism - Google Patents
Automotive wheel one-directionally rotates control mechanism Download PDFInfo
- Publication number
- CN108422979A CN108422979A CN201810204582.3A CN201810204582A CN108422979A CN 108422979 A CN108422979 A CN 108422979A CN 201810204582 A CN201810204582 A CN 201810204582A CN 108422979 A CN108422979 A CN 108422979A
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- China
- Prior art keywords
- pawl
- telescopic seat
- driving
- caliper
- mounting
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/06—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels
- B60T1/065—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels employing disc
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/74—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
- B60T13/741—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive acting on an ultimate actuator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/74—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
- B60T13/746—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive and mechanical transmission of the braking action
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses automotive wheels to one-directionally rotate control mechanism, including mating brake disc and caliper, its feature is, multiple hook tooths are equipped on the outer circumference surface of brake disc, and pawl is installed on caliper, the front end of the pawl is arranged towards the hook tooth, telescoping mechanism is also equipped on caliper, the operative end surface of telescoping mechanism is arranged to the outer circumference surface of brake disc, the pawl is mounted in the connection structure that telescoping mechanism working end has, after telescoping mechanism stretches out, it is inserted into hook tooth with pawl front end and forms the one-directional rotation cooperation that can limit the rotation of brake disc in the reverse direction.The present invention have it is simple and compact for structure, it is safe and reliable, automotive wheel can smoothly march forward direction rotation.
Description
Technical field
The present invention relates to automobile technical fields；Control mechanism is one-directionally rotated more particularly to automotive wheel.
Background technology
During driving, the case where abrupt slope is started to walk can be all encountered, this is all one for most of drivers
Relatively difficult problem, it needs throttle, brake, the perfect cooperation of clutch that could complete.Once starting is completed not good enough,
Flame-out, car slipping is easily caused, safety accident can be caused what is more.
Chinese patent（CN205292288U）Disclose a kind of vehicle starting anti-reverse device, including handle, be mounted on should
The drawstring of handle, at its lower end, on truck drive shaft ratchet, for prevent automobile up slope starting fall back pawl and
Holder for installing pawl, ratchet are used with click-fit, and pawl is installed in rotation on holder；Further include a baffle,
Handle, at its lower end slides through the baffle；Equipped with for controlling its button for passing through baffle on handle, which makes with baffle fit
With；The movable end of pawl is rack-mount by drawing mechanism, and drawstring bypasses the movable end phase of a fixed pulley and the pawl
Even, drawing mechanism splits the both sides of pawl with fixed pulley, and fixed pulley is located at the lower section of baffle；When ratchet is meshed with pawl,
Button is located at the top of the baffle and abuts against on baffle.The program can not only prevent the starting of automobile from moving backward, moreover it is possible to realize
The anti-reverse device automatically resets after vehicle start, and use reliability is high.
But the vehicle starting anti-reverse device of above structure is there is also following problems, one, by the way that control is manually operated,
Need it is artificial operate, increase the additional driving labour of driver；Two, ratchet is mounted on transmission shaft, passes through control
The rotating speed of transmission shaft is to achieve the purpose that control automotive wheel rotating speed, and entire feedback procedure is long, and landslide-proofing is unreliable；Three, entire
Device precision is low, and work is unreliable.
Therefore, the present inventor devises a kind of automobile abrupt slope starting landslide-proofing device, including mating brake disc and braking
Pincers, feature are, further include wheel one-directional rotation control mechanism, and the wheel one-directional rotation control mechanism is set to brake disc
Unidirectionally rotate backward between caliper and for limiting wheel, further include control section structure, control section structure include with
Angular transducer, position sensor and the positive and negative rotation sensor of automobile ECU electrical connection；The angular transducer is for detecting vehicle body
With the angle of inclination of horizontal plane, the position sensor is used to detect the motion state of parking brake or brake pedal, the positive and negative rotation
Sensor is used to detect the rotation direction of automobile tire；The automobile ECU and moving in wheel one-directional rotation control mechanism
Power part is connected and realizes control.The automobile abrupt slope start to walk landslide-proofing device have simple and compact, easy to use, reliable operation,
Smooth advantage when running car.
But how wheel one-directional rotation control mechanism among these, which designs, just has simple and compact for structure, work safety
Reliably, automotive wheel can smoothly march forward direction rotation, become and need further to be considered the problems of.
Invention content
In view of the above shortcomings of the prior art, the technical problem to be solved by the present invention is to：How a kind of structure letter is provided
Single compact, safe and reliable, automotive wheel can smoothly march forward the automotive wheel one-directional rotation control machine of direction rotation
Structure.
In order to solve the above-mentioned technical problem, present invention employs the following technical solutions：
Automotive wheel one-directionally rotates control mechanism, including mating brake disc and caliper, feature are, in the outer of brake disc
Periphery is equipped with multiple hook tooths, and pawl is equipped on caliper, and the front end of the pawl is set towards the hook tooth
It sets, telescoping mechanism is also equipped on caliper, the operative end surface of telescoping mechanism is arranged to the outer circumference surface of brake disc, the spine
Pawl is mounted in the connection structure that telescoping mechanism working end has, and after telescoping mechanism stretches out, hook tooth is inserted into band pawl front end
Interior formation can limit the one-directional rotation cooperation of the rotation of brake disc in the reverse direction.
In the technical program, wheel one-directional rotation control mechanism has the advantages that simple and compact for structure, can facilitate it
It is installed between brake disc and caliper.It uses the mode that pawl front end is inserted into hook tooth and goes to the limitation brake disc side of drawing back
To rotation, enable to the direction rotation that brake disc is marched forward unaffected, and turn in the direction that limitation brake disc is drawn back
When dynamic, the phenomenon that high efficient and reliable, automobile slips after not will produce.And the telescoping mechanism being arranged can be completed with pawl and ratchet
The insertion of tooth coordinates and can complete to be detached from hook tooth with pawl；It, can when pawl is completed to be detached from the action of hook tooth
The friction between pawl and hook tooth is avoided, the service life of pawl-and-gearing tooth can be improved in this way, to reduce brake disc
The abrasion of outer circumference surface, so that whole device structure is more safe when using；And enable to automotive wheel forward
It is rotated into direction smooth.
As an optimization, it is connected with telescopic seat in the working end of telescoping mechanism, the connection structure is set to the telescopic seat
On, mounting groove that the connection structure packet is lateral and that opening is arranged towards brake disc, on pawl away from one end of hook tooth
It extend into the mounting groove and is hinged and connected with telescopic seat；Spring return mechanism is additionally provided between pawl and telescopic seat,
Two connecting pins of spring return mechanism are respectively connected on pawl and telescopic seat；And when spring return mechanism is in reset state
When, enable to pawl in the same direction with telescoping mechanism.
Thus it is possible, on the one hand, the installation of pawl can be facilitated；On the other hand, pawl can be kept in non-working condition with
Telescoping mechanism is arranged in the same direction, can facilitate pawl using when rapidly abut between adjacent ratchet tooth and form impetus and complete pair
The work of brake disc braking；After vehicle starting, the direction that brake disc is marched forward rotates, pawl and hook tooth sliding contact, spine
Pawl can swing an angle, when pawl and hook tooth are in space state, enable to ratchet pawl reset and in the same direction with telescoping mechanism.
The braking effect next time of pawl is not interfered with, after brake disc and caliper rotate, the function and effect of pawl are unaffected.
As an optimization, the spring return mechanism is torsional spring, and installation is equipped in the inner end of the inside interval pawl of mounting groove
Axis pin, the torsional spring are socketed on mounting pin axis, and two elastic force ends of torsional spring are respectively connected on pawl and telescopic seat.
In this way, structure is simpler compact；It is easy for installation, and torsional spring is not exposed, avoids scraping and winding with sundries；Together
When pawl is resetted using the elastic force of torsional spring, reliable operation.
As an optimization, the telescoping mechanism includes the installation shell being fixedly mounted on caliper, in the installation shell
It is internally provided with mounting structure, the mounting structure includes the boss of the inside projection in side surface in mounting shell body, on the boss
It is provided with guide runner, the telescopic seat is slidably mounted in guide runner, and one end equipped with mounting groove of telescopic seat is stretched out
External to mounting shell, one end of the separate mounting groove on telescopic seat forms driving end and the action actuating station phase with driving mechanism
Even；And the driving mechanism is fixedly connected on installation shell.
In this way, driving mechanism can drive telescopic seat to move reciprocatingly along the guide direction of guide runner, telescopic seat is being led
Sliding, is equipped with the guiding length that the guide runner on boss can increase it to telescopic seat so that telescopic seat is moving in sliding slot
When straightness higher；Whole device is integrated, it can be easy to install and use.Guide runner has the work being oriented to telescopic seat
With the cooperation precision of pawl and hook tooth can be improved；The effective service life for improving whole device, reduces use cost.
As an optimization, the guide runner is in rectangular configuration, and the section of the telescopic seat matches with the guide runner
Rectangle.
In this way, telescopic seat and guide runner are in the rectangular configuration to match, the design feature of its own can be relied on to prevent from stretching
Contracting seat rotates in guide runner, and additional anti-rotation structure need not be arranged so that its structure is simpler, processing and manufacturing side
Just；And telescopic seat is not likely to produce shift phenomenon in guide runner, can further improve the guiding accuracy of guide runner.
As an optimization, the driving mechanism includes drive shaft, and drive shaft is rotatably installed on the mounting structure, is driven
One end of moving axis is external thread structure and is threaded on the internal thread that the driving end of telescopic seat is equipped with；Further include being fixedly mounted
Driving motor on installation shell, the power output shaft of the driving motor are arranged in parallel and with the drive shaft by one group
Transmission mechanism is sequentially connected.
In this way, driving motor drives drive shaft turns, drive shaft and telescopic seat screw thread by one group of transmission mechanism of setting
It connects and translation of the telescopic seat in guide runner will be converted into；Driving telescopic seat is gone to lead by the way of screw-driven
Sliding, has the advantages that simple and compact for structure in sliding slot；Meanwhile the telescoping mechanism precision of this structure type is high, enables to
The distance of movement of the telescopic seat in guide runner each time tends to definite value, repetitive positioning accuracy higher, while making pawl and spine
The cooperation precision higher of the gear teeth；The service life of whole device can be effectively improved, use cost is reduced.
As an optimization, the transmission mechanism includes the driving gear and driven being rotatably mounted on the mounting structure
Gear；The driving gear is fixedly sheathed on driving motor power output shaft, and the driven gear is fixedly attached to drive shaft
On, and driving gear and driven gear engaged transmission.
Transmission mechanism is simple and compact for structure, reliable operation, transmission efficiency.
As an optimization, the installation shell includes mounting base and case top lid, and the mounting base is fixedly mounted on caliper
On, the case top lid fixed cover is connected in mounting base, and the hollow chamber having between mounting base and case top lid forms described
Mounting structure, the driving motor is fixedly connected on the upper surface of case top lid, and the power output shaft of driving motor passes through shell
Body upper cover is rotatably mounted on the mounting structure.
Facilitate mounting arrangements, it is easy to disassemble and Local Members are repaired and are replaced.
As an optimization, the mounting base is detachably arranged in by bolt on caliper.
In this way, be easy for installation and removal, and the mode being connected by screw bolts is simple and reliable for structure.
As an optimization, the number of teeth of the driving gear is less than the number of teeth of driven gear to form reduction gearing mechanism.
In such manner, it is possible to so that movement velocity of the telescopic seat in guide runner reduces, while the inertia force of pawl is reduced,
The possibility that pawl and hook tooth Contact -impact can be reduced plays the purpose of protection pawl-and-gearing tooth, entire to improve
The service life of device.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram for the automobile abrupt slope starting landslide-proofing device for having used structure of the invention,（In figure not
Display control unit separation structure）.
Fig. 2 is the vertical cross-sectional of Fig. 1,（Brake disc and caliper are not shown in figure）.
Fig. 3 is the horizontal cross of Fig. 1,（Brake disc and caliper are not shown in figure）.
Specific implementation mode
The present invention is made with reference to a kind of attached drawing of automobile abrupt slope starting landslide-proofing device of structure of the invention has been used
It is further to be described in detail.
When specific implementation：When specific implementation：As shown in Figure 1 to Figure 3, a kind of automobile abrupt slope starting landslide-proofing device, including
Mating brake disc 1 and caliper 2, further includes wheel one-directional rotation control mechanism, and the wheel one-directional rotation control mechanism is set
It is placed between brake disc 1 and caliper 2 and rotates backward for unidirectional limiting wheel, further include control section structure, control unit
Separation structure includes the angular transducer being electrically connected with automobile ECU, position sensor and positive and negative rotation sensor；The angular transducer
Angle of inclination for detecting vehicle body and horizontal plane, the position sensor are used to detect the movement shape of parking brake or brake pedal
State, the positive and negative rotation sensor are used to detect the rotation direction of automobile tire；The automobile ECU is controlled with wheel one-directional rotation
Power section in mechanism processed is connected and realizes control.
Wherein, angular transducer is for detecting the longitudinal angle of inclination with horizontal plane of vehicle body.
In the technical program, when vehicle is in abrupt slope, angular transducer is able to detect that vehicle is on abrupt slope, and to
ECU sends out signal；Pull-up parking brake or brake pedal at this time, position sensor are able to detect that the fortune of parking brake or brake pedal
Dynamic state, and send out signal to ECU；Only when ECU receives the signal that angular transducer and position sensor are sent out, ECU
Power section into wheel one-directional rotation control mechanism sends out signal and realizes that control is unidirectionally rotated backward with limiting wheel.This
When, automobile can both be prevented under the action of its own parking brake or brake pedal and automobile abrupt slope start to walk landslide-proofing device
Only slipped after automobile；So that the braking of automobile abrupt slope is more safe and reliable；And abrupt slope can also be contributed to park use, but also
Park safer in abrupt slope.When vehicle start, parking brake or brake pedal are unclamped, automobile abrupt slope starting landslide-proofing device can carry
For the brake force for preventing from slipping after automobile, driver can be facilitated to complete abrupt slope starting, after vehicle starting, the inspection of positive and negative rotation sensor
The direction rotation that automobile tire marches forward is measured, and signal is sent out to ECU, ECU one-directionally rotates dynamic in control mechanism to wheel
Power part sends out signal and realizes the action that control is unidirectionally rotated backward with the wheel that lifts restrictions.Entire control process is simple, work
Make relatively reliable, signal feedback is rapid, and driver can be facilitated to complete abrupt slope starting, and do not need driver pay it is additional
Driver behavior, it is easy to use and driver is facilitated to operate.
In present embodiment, the angular transducer is installed on automotive front crossbeam medium position.
In this way, angular transducer is spaced with horizontal plane, degree of protection sensor can be played the role of, and
So that it is small by external interference.And also have detection accurate on front beam, because being for detecting the starting of automobile abrupt slope
With also with the benefit for being able to detect that allowable angle of inclination；Meanwhile when because of automobile climb very steep slopes, headstock is located on front beam preceding
Angular transducer can be most fast detect angle of inclination, and send out signal and feed back to automobile ECU.
In present embodiment, the position sensor is two, and it is one-to-one be installed on parking brake control stick and
On brake pedal.
In this way, the operation conditions of detection parking brake control stick and brake pedal is respectively gone by two position sensors, it can
So that whole device is relatively reliable.
In present embodiment, the positive and negative rotation sensor is mounted on the inside of brake disc.
In such manner, it is possible to facilitate the installation of positive and negative rotation sensor, and turning for positive and negative rotation sensor detection wheel can be facilitated
To.
In present embodiment, the wheel one-directional rotation control mechanism includes being arranged on the outer circumference surface of brake disc
The front end of pawl 4 equipped with multiple hook tooths 3, and on caliper, the pawl is arranged towards the hook tooth 3,
Telescoping mechanism is also equipped on caliper, the operative end surface of telescoping mechanism is arranged to the outer circumference surface of brake disc, the pawl
In the connection structure that telescoping mechanism working end has, after telescoping mechanism stretches out, band pawl front end is inserted into hook tooth
The one-directional rotation cooperation that brake disc rotates in the reverse direction can be limited by being formed.
In this way, wheel one-directional rotation control mechanism has the advantages that simple and compact for structure, the system of being installed on can be facilitated
Between Moving plate and caliper.Using the mode that pawl front end is inserted into hook tooth goes limitation brake disc to rotate in the reverse direction,
Enable to the direction rotation that brake disc is marched forward unaffected, and when limiting the direction rotation that brake disc is drawn back, it is high
The phenomenon that effect is reliable, and automobile slips after not will produce.And the telescoping mechanism being arranged can be completed slotting with hook tooth with pawl
Enter cooperation and can complete to be detached from hook tooth with pawl；When pawl is completed to be detached from the action of hook tooth, spine can be avoided
Friction between pawl and hook tooth can improve the service life of pawl-and-gearing tooth in this way, to reduce brake disc excircle
The abrasion in face, so that whole device structure is more safe when using；And automotive wheel is enabled to march forward direction
It rotates smooth.
In present embodiment, it is connected with telescopic seat 5 in the working end of telescoping mechanism, the connection structure is set to institute
It states on telescopic seat, mounting groove that the connection structure packet is lateral and that opening is arranged towards brake disc, deviates from ratchet on pawl 4
One end of tooth 3 extend into the mounting groove and is hinged and connected with telescopic seat 5；It is additionally provided with bullet between pawl 4 and telescopic seat 5
Two connecting pins of spring resetting-mechanism, spring return mechanism are respectively connected on pawl and telescopic seat；And work as spring return mechanism
When in reset state, enable to pawl in the same direction with telescoping mechanism.
Thus it is possible, on the one hand, the installation of pawl can be facilitated；On the other hand, pawl can be kept in non-working condition with
Telescoping mechanism is arranged in the same direction, can facilitate pawl using when rapidly abut between adjacent ratchet tooth and form impetus and complete pair
The work of brake disc braking；After vehicle starting, the direction that brake disc is marched forward rotates, pawl and hook tooth sliding contact, spine
Pawl can swing an angle, when pawl and hook tooth are in space state, enable to ratchet pawl reset and in the same direction with telescoping mechanism.
The braking effect next time of pawl is not interfered with, after brake disc and caliper rotate, the function and effect of pawl are unaffected.
In present embodiment, the spring return mechanism is torsional spring 6, in the inner end of the inside interval pawl of mounting groove
Equipped with installation axis pin, the torsional spring is socketed on mounting pin axis, and two elastic force ends of torsional spring 6 are respectively connected on pawl 4 and stretch
On contracting seat 5.
In this way, structure is simpler compact；It is easy for installation, and torsional spring is not exposed, avoids scraping and winding with sundries；Together
When pawl is resetted using the elastic force of torsional spring, reliable operation.
In present embodiment, the telescoping mechanism includes the installation shell being fixedly mounted on caliper, described
Enclosure interior is installed and is equipped with mounting structure, the mounting structure includes the boss of the inside projection in side surface in mounting shell body, in institute
State and be provided with guide runner on boss, the telescopic seat 5 is slidably mounted in guide runner, and telescopic seat 5 be equipped with mounting groove
One end reach one end of the separate mounting groove that mounting shell is external, on telescopic seat and form the driving end and action with driving mechanism
Actuating station is connected；And the driving mechanism is fixedly connected on installation shell.
In this way, driving mechanism can drive telescopic seat to move reciprocatingly along the guide direction of guide runner, telescopic seat is being led
Sliding, is equipped with the guiding length that the guide runner on boss can increase it to telescopic seat so that telescopic seat is moving in sliding slot
When straightness higher；Whole device is integrated, it can be easy to install and use.Guide runner has the work being oriented to telescopic seat
With the cooperation precision of pawl and hook tooth can be improved；The effective service life for improving whole device, reduces use cost.
In present embodiment, the guide runner is in rectangular configuration, and the section of the telescopic seat 5 is and the guide runner
The rectangle to match.
In this way, telescopic seat and guide runner are in the rectangular configuration to match, the design feature of its own can be relied on to prevent from stretching
Contracting seat rotates in guide runner, and additional anti-rotation structure need not be arranged so that its structure is simpler, processing and manufacturing side
Just；And telescopic seat is not likely to produce shift phenomenon in guide runner, can further improve the guiding accuracy of guide runner.
In present embodiment, the driving mechanism includes drive shaft 7, and drive shaft is rotatably installed on the installation
In structure, one end of drive shaft is external thread structure and is threaded on the internal thread that the driving end of telescopic seat 5 is equipped with；Also wrap
The driving motor 8 being fixedly mounted on installation shell is included, the power output shaft of the driving motor is parallel with the drive shaft to be set
It sets and is sequentially connected by one group of transmission mechanism；
The transmission mechanism includes the driving gear 9 and driven gear 10 being rotatably mounted on the mounting structure；It is described
Driving gear is fixedly sheathed on driving motor power output shaft, and the driven gear is fixedly attached in drive shaft 7, and actively
Gear and driven gear engaged transmission；
The installation shell includes mounting base 11 and case top lid 12, and the mounting base is fixedly mounted on caliper 2, the shell
Body upper cover fixed cover is connected in mounting base, and the hollow chamber having between mounting base and case top lid forms the mounting structure,
The driving motor 8 is fixedly connected on the upper surface of case top lid, and the power output shaft of driving motor can across case top lid
Rotation is mounted on the mounting structure.
In this way, driving motor drives drive shaft turns, drive shaft and telescopic seat screw thread by one group of transmission mechanism of setting
It connects and translation of the telescopic seat in guide runner will be converted into；Driving telescopic seat is gone to lead by the way of screw-driven
Sliding, has the advantages that simple and compact for structure in sliding slot；Meanwhile the telescoping mechanism precision of this structure type is high, enables to
The distance of movement of the telescopic seat in guide runner each time tends to definite value, repetitive positioning accuracy higher, while making pawl and spine
The cooperation precision higher of the gear teeth；The service life of whole device can be effectively improved, use cost is reduced；
Transmission mechanism is simple and compact for structure, reliable operation, transmission efficiency；
Facilitate mounting arrangements, it is easy to disassemble and Local Members are repaired and are replaced.
In present embodiment, the mounting base 11 is detachably arranged in by bolt on caliper 2.
In this way, be easy for installation and removal, and the mode being connected by screw bolts is simple and reliable for structure.
In present embodiment, the number of teeth of the driving gear 9 is less than the number of teeth of driven gear 10 and is passed with being formed to slow down
Motivation structure.
In such manner, it is possible to so that movement velocity of the telescopic seat in guide runner reduces, while the inertia force of pawl is reduced,
The possibility that pawl and hook tooth Contact -impact can be reduced plays the purpose of protection pawl-and-gearing tooth, entire to improve
The service life of device.
In present embodiment, the tangent line of impetus of the pawl on brake disc excircle and the angle of horizontal plane are in sharp
Angle.
In this way, facilitate the arrangement of pawl, and after pawl is abutted with hook tooth in the operating condition, pawl institute can be reduced
The power afforded.
In present embodiment, the front end of the pawl is vertically arranged operative end surface.
In such manner, it is possible to increase the contact area of pawl and hook tooth, it is effectively protected pawl-and-gearing tooth.
Claims (10)
1. automotive wheel one-directionally rotates control mechanism, including mating brake disc（1）And caliper（2）, which is characterized in that it is making
The outer circumference surface of Moving plate is equipped with multiple hook tooths（3）, and pawl is installed on caliper（4）, the front end face of the pawl
To the hook tooth（3）Setting is also equipped with telescoping mechanism on caliper, and the operative end surface of telescoping mechanism is to outside brake disc
Periphery is arranged, and the pawl is mounted in the connection structure that telescoping mechanism working end has, and after telescoping mechanism stretches out, drives spine
Pawl front end, which is inserted into hook tooth, forms the one-directional rotation cooperation that can limit the rotation of brake disc in the reverse direction.
2. automotive wheel as described in claim 1 one-directionally rotates control mechanism, which is characterized in that in the working end of telescoping mechanism
It is connected with telescopic seat（5）, the connection structure is set on the telescopic seat, the connection structure packet it is lateral and opening towards
The mounting groove of brake disc setting, pawl（4）On deviate from hook tooth（3）One end extend into the mounting groove and and telescopic seat
（5）It is hinged and connected；In pawl（4）With telescopic seat（5）Between be additionally provided with spring return mechanism, two companies of spring return mechanism
End is connect to be respectively connected on pawl and telescopic seat；And it when spring return mechanism is in reset state, enables to pawl and stretches
Contracting mechanism is in the same direction.
3. automotive wheel as claimed in claim 2 one-directionally rotates control mechanism, which is characterized in that the spring return mechanism is
Torsional spring（6）, it is equipped with installation axis pin in the inner end of the inside interval pawl of mounting groove, the torsional spring is socketed on mounting pin axis, and
Torsional spring（6）Two elastic force ends be respectively connected on pawl（4）And telescopic seat（5）On.
4. automotive wheel as claimed in claim 2 one-directionally rotates control mechanism, which is characterized in that the telescoping mechanism includes solid
Installation shell of the Dingan County on caliper is equipped with mounting structure in the installation enclosure interior, and the mounting structure includes peace
The boss for filling the inside projection in case inside surface, is provided with guide runner, the telescopic seat on the boss（5）Slidable peace
In guide runner, and telescopic seat（5）One end equipped with mounting groove reach that mounting shell is external, the separate installation on telescopic seat
One end of slot forms driving end and is connected with the action actuating station of driving mechanism；And the driving mechanism is fixedly connected on mounting shell
On body.
5. automotive wheel as claimed in claim 4 one-directionally rotates control mechanism, which is characterized in that the rectangular knot of guide runner
Structure, the telescopic seat（5）Section be the rectangle to match with the guide runner.
6. automotive wheel as claimed in claim 2 one-directionally rotates control mechanism, which is characterized in that the driving mechanism includes driving
Moving axis（7）, drive shaft is rotatably installed on the mounting structure, and one end of drive shaft is external thread structure and threaded connection
In telescopic seat（5）The internal thread that is equipped with of driving end on；It further include the driving motor being fixedly mounted on installation shell（8）, institute
It states the power output shaft of driving motor and the drive shaft is arranged in parallel and is sequentially connected by one group of transmission mechanism.
7. automotive wheel as claimed in claim 6 one-directionally rotates control mechanism, which is characterized in that the transmission mechanism includes can
The driving gear of rotation being mounted on the mounting structure（9）And driven gear（10）；The driving gear is fixedly sheathed in
On driving motor power output shaft, the driven gear is fixedly attached to drive shaft（7）On, and driving gear is nibbled with driven gear
Close transmission.
8. automotive wheel as claimed in claim 6 one-directionally rotates control mechanism, which is characterized in that the installation shell includes peace
Fill seat（11）And case top lid（12）, the mounting base is fixedly mounted on caliper（2）On, the case top lid fixed cover is connected on
In mounting base, the hollow chamber having between mounting base and case top lid forms the mounting structure, the driving motor（8）Gu
Surely it is connected to the upper surface of case top lid, and the power output shaft of driving motor passes through case top lid rotatably mounted on described
On mounting structure.
9. automotive wheel as claimed in claim 8 one-directionally rotates control mechanism, which is characterized in that the mounting base（11）Pass through
Bolt is detachably arranged in caliper（2）On.
10. automotive wheel as claimed in claim 6 one-directionally rotates control mechanism, which is characterized in that the driving gear（9）'s
The number of teeth is less than driven gear（10）The number of teeth to form reduction gearing mechanism.
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| CN201810204582.3A CN108422979B (en) | 2018-03-13 | 2018-03-13 | Unidirectional rotation control mechanism for automobile wheels |
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| CN201810204582.3A CN108422979B (en) | 2018-03-13 | 2018-03-13 | Unidirectional rotation control mechanism for automobile wheels |
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| CN108422979A true CN108422979A (en) | 2018-08-21 |
| CN108422979B CN108422979B (en) | 2023-06-13 |
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| CN114617061A (en) * | 2021-04-30 | 2022-06-14 | 潍坊科技学院 | Automatic adjust three-dimensional cultivation device of illumination distribution |
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|---|---|
| CN108422979B (en) | 2023-06-13 |
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