CN104786961A - Power source control device and method of vehicle differential mechanism controller - Google Patents
Power source control device and method of vehicle differential mechanism controller Download PDFInfo
- Publication number
- CN104786961A CN104786961A CN201410027562.5A CN201410027562A CN104786961A CN 104786961 A CN104786961 A CN 104786961A CN 201410027562 A CN201410027562 A CN 201410027562A CN 104786961 A CN104786961 A CN 104786961A
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- Prior art keywords
- vehicle
- differential
- signal
- power
- circuit
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
Abstract
The invention discloses a power source control device and method of a vehicle differential mechanism controller. The device and method are applied to the differential mechanism controller which controls a vehicle. The device comprises a power source voltage stabilizing circuit, a trigger circuit, a driving circuit and a relay; the power source voltage stabilizing circuit converts input voltage into working voltage so as to supply the working voltage to the trigger circuit to be used, and the trigger circuit can generate a trigger signal when receiving a hand brake signal, so that the driving circuit controls the relay to be conducted according to the trigger signal, and the output voltage is provided for the differential mechanism controller. Therefore, when a power source of the vehicle is powered off and hand brake is started, enough power supply time is automatically provided for the mechanism controller, and the control device has the enough time to switch a differential mechanism of the vehicle into be in the locking state.
Description
Technical field
The present invention relates to a kind of power control and method of differential speed of vehicle controller, espespecially a kind of control setup and method that can maintain differential controller power supply according to stopping brake lock signal.
Background technology
Please refer to shown in Fig. 7, for the vehicle (as beach buggy) being equipped with diff, front wheel differential gear 201 and trailing wheel diff 202 is provided respectively in the front-wheel of vehicle and trailing wheel, and utilize front wheel differential gear controller 104 and trailing wheel differential controls device 105 to control this front wheel differential gear 201 and trailing wheel diff 202 respectively, enable differential function or locking indifferential function.
When enabling differential function, i.e. unlocked state, the wheel representing left and right both sides can rotate with different rotating speeds.Otherwise when locking differential function, the wheel representing left and right both sides maintains same rotational speed, can synchronous axial system.
When steerman stop and and by handbrake lever 103 pull-up time, the transmission shaft of vehicle can be locked and make it rotate; But at the control part of front wheel differential gear 201 and trailing wheel diff 202 because this front wheel differential gear controller 104 with trailing wheel differential controls device 105 by source switch 102 to vehicle electrical
Source 101 obtains power for operation, if steerman closes this source switch 102, this front wheel differential gear controller 104 and trailing wheel differential controls device 105 are because can not get power supply supply, also can stop immediately controlling operation and last mode of operation before maintaining power-off, therefore front wheel differential gear 201 and trailing wheel diff 202 may be still the states maintaining non-locking.
Because this front wheel differential gear 201 and trailing wheel diff 202 maintain the state of non-locking, the tire of the right and left can rotate respectively, under the landform that some is special, such as slope, although stopping brake lock pull-up also locks transmission shaft, wheel still has the misgivings of rotation and causes vehicle to be moved, and probably causes dangerous unexpected.
Summary of the invention
In view of existing differential controls device stops operation immediately along with the cut out of source switch, cause diff still may maintain the operation misgivings of non-locking, main purpose of the present invention is to provide a kind of power control and method of differential controls device, can guarantee that this diff is at lock-out state when the flame-out stopping of vehicle.
For reaching aforementioned object, the power control of differential controls device of the present invention includes:
Power supply input pin, for being connected to the Vehicle Power of vehicle to receive input voltage;
Power supply output connecting pin, at least one differential controls device being connected to vehicle;
Power supply stabilization circuit, connects this power supply input pin to receive this input voltage, and this input voltage is converted to operating voltage;
Trigger circuit, connect this power supply stabilization circuit to receive this operating voltage, and when the handbrake lever received from vehicle is risen the stopping brake lock signal that produces, in time receiving this stopping brake lock signal, export the energizing signal with Preset Time;
Driving circuit, connects these trigger circuit to receive this energizing signal, and receives from the power switch signal of vehicle, this driving circuit in power switch signal or energizing signal wherein arbitrary exist time output drive signal;
Relay, is connected between this power input and power output end, and this relay connects this driving circuit to receive this drive singal, controls to become conducting state, make the exportable output voltage of power output end to this differential controls device by this drive singal.
The power control method of differential controls device of the present invention, comprises:
Whether the source switch detecting vehicle closes, if close, interrupts the output voltage being provided to differential controls device;
Detect stopping brake lock whether to start, after source switch is closed, judge whether the handbrake lever of vehicle is pulled up and produces stopping brake lock signal;
Produce energizing signal, produce energizing signal when this stopping brake lock signal being detected, this energizing signal maintains one section of Preset Time;
Recover this output voltage, in this Preset Time, recover this output voltage being supplied to this differential controls device, this differential controls device is resumed operation in this Preset Time, transfers the diff of vehicle to lock-out state.
Utilize aforementioned power source control setup and method, when steerman close Vehicle Power and pull-up stopping brake lock time, these trigger circuit of startup are produced energizing signal by stopping brake lock signal, make driving circuit according to this relay of the of short duration conducting of this energizing signal, along with this relay conducting, this power control can send output voltage to differential controls device, makes it have enough time that the diff of vehicle is switched to lock-out state, prevents the wheel of left and right vehicle wheel both sides from producing asynchronous rotation.
Accompanying drawing explanation
Fig. 1: differential controls device power control of the present invention is applied to the control system diagram of block of vehicle.
Fig. 2: the circuit block diagram of differential controls device power control of the present invention.
Fig. 3: its detailed circuit diagram of the trigger circuit in the present invention.
Fig. 4: its detailed circuit diagram of the driving circuit in the present invention.
Fig. 5: mode chart of the present invention.
Fig. 6: method flow diagram of the present invention.
Fig. 7: the control system diagram of block of existing differential for vehicles.
Detailed description of the invention
Please refer to shown in Fig. 1, the invention provides a kind of differential controls device power control 1, connect the Vehicle Power 101 of vehicle, source switch 102, handbrake lever 103 and at least one differential controls device, for front-wheel differential controls device 104 and the explanation of trailing wheel differential controls device 105 in the present embodiment.
The internal circuit of this differential controls device power control 1 as shown in Figure 2, include power supply stabilization circuit 10, trigger circuit 20, driving circuit 30 and relay 40, and its pin includes power supply input pin 51, power supply output connecting pin 52, wherein, this power supply input pin 51 is connected to the Vehicle Power 101 of vehicle, and this power supply output connecting pin 52 is connected to this front wheel differential gear controller 104 and this trailing wheel differential controls device 105.This Vehicle Power 101 normally storage battery, can provide the input voltage vin of direct current.
This power supply stabilization circuit 10 is connected to the Vehicle Power 101 of vehicle to receive input voltage vin by this power supply input pin 51, and this input voltage vin is converted to can often time the operating voltage that provides.
These trigger circuit 20 connect this power supply stabilization circuit 10 to receive this direct current working volts, and connect this handbrake lever 103 to obtain stopping brake lock signal S1, when stopping brake lock is pulled up, energizing signal S2 can be produced and send this energizing signal S2 to driving circuit 30 by its mouth.Please refer to shown in Fig. 3, these trigger circuit 20 with single-shot trigger circuit composition, comprise timing Circuit tuning 22, in order to set Preset Time in the preferred embodiment.When receiving this stopping brake lock signal S1, single-shot trigger circuit can change the level state of its output signal and maintain this Preset Time, such as change into high levle signal from low level signal originally, and in Preset Time, maintain this high levle signal, when Preset Time terminates namely to be automatically restored to low level signal.This single-shot trigger circuit can be made up of 555IC, its input pin receives this stopping brake lock signal, separately connect by resistance R1 and electric capacity C1 RC circuit in series in two input pins, this RC circuit is as this timing Circuit tuning 22, and the numerical values recited adjusting this resistance R1 or electric capacity C1 can change the length of this Preset Time.
Please refer to shown in Fig. 4, this driving circuit 30 has two input ends, receives the power switch signal S3 of energizing signal S2 from these trigger circuit 20 and source switch 102 respectively.The mouth of this driving circuit 30 connects this relay 40, exportable drive singal is to determine that this relay 40 is for conducting or nonconducting state, wherein, when there is no power switch signal S3 and Triggerless S2 time, this driving circuit 30 control relay 40 is nonconducting state, when have power switch signal S3 or energizing signal S2 one of them time, this driving circuit 30 control relay 40 is conducting state.
This relay 40 itself is then be serially connected between power supply input pin 51 and power supply output connecting pin 52, when relay 40 transfers conducting to according to this drive singal, the input voltage vin provided by Vehicle Power 101, by this relay 40, outwards sends output voltage Vout by this power supply output connecting pin 52.Contrary, when relay 40 non-conducting, this power supply output connecting pin 52 can not export any voltage.
Circuit operation of the present invention please coordinate with reference to figure 1 and Fig. 5, when the vehicle is running, during source switch 102 conducting, this power switch signal S3 of high levle can be received, relay 40 is made to maintain conducting state, sustainablely on power supply output connecting pin 52 send this output voltage Vout, this front wheel differential gear controller 104 is normally worked with this trailing wheel differential controls device 105.
When the vehicle is stopped, source switch 102 is closed (as t1 time point) by steerman, and this power switch signal S3 reduces to low level by high levle, and driving circuit 30 does not export this drive singal to relay 40, relay 40 transfers nonconducting state to, therefore no-output voltage Vout.
When steerman more further pull-up stopping brake lock time, this stopping brake lock signal S1 transfers low level (as t2 time point) to by high levle, these trigger circuit 30 change the level of its energizing signal s2 immediately, become high levle by low level and maintain this preset time t 2 ~ t3, within at this moment, the exportable drive singal of driving circuit 30 is to relay 40, make relay 40 again within this preset time t 2 ~ t3, keep conducting state, therefore again provide output voltage Vout in this is intersegmental.This front wheel differential gear controller 104 can obtain enough power supplys with trailing wheel differential controls device 105 and front wheel differential gear 201, trailing wheel diff 202 be controlled to enter lock-out state in this section of time t2 ~ t3.
Differential controls device power control 1 of the present invention performs power control method, with reference to figure 6, can include following steps:
Detect source switch whether to close (S601), if close, then interrupt the output voltage being provided to front wheel differential gear controller 104 and trailing wheel differential controls device 105;
Detect stopping brake lock whether to start (S602), after source switch is closed, judge whether the handbrake lever of vehicle is pulled up and produces stopping brake lock signal;
Produce energizing signal (S603), produce energizing signal when this stopping brake lock signal being detected, this energizing signal maintains one section of Preset Time;
Recover output voltage (S604), recover to be provided to this front wheel differential gear controller 104 and the output voltage of trailing wheel differential controls device 105 within this Preset Time, this front wheel differential gear controller 104 is restored electricity with trailing wheel differential controls device 105 in this Preset Time and operates.
In sum, differential controls device power control 1 of the present invention can close Vehicle Power at steerman and pull-up stopping brake lock time, maintain of short duration power-on time to front wheel differential gear controller 104, trailing wheel differential controls device 105, make it have enough time that front wheel differential gear 201, trailing wheel diff 202 are switched to lock-out state, prevent wheel from producing asynchronous rotation.
Claims (7)
1. a power control for differential for vehicles controller, comprises:
Power supply input pin, for being connected to the Vehicle Power of vehicle to receive input voltage;
Power supply output connecting pin, at least one differential controls device being connected to vehicle;
Power supply stabilization circuit, connects described power supply input pin to receive described input voltage, and described input voltage is converted to operating voltage;
Trigger circuit, connect described power supply stabilization circuit to receive described operating voltage, and when the handbrake lever received from vehicle is risen the stopping brake lock signal that produces, in time receiving described stopping brake lock signal, export the energizing signal with Preset Time;
Driving circuit, connects described trigger circuit to receive described energizing signal, and receives from the power switch signal of vehicle, described driving circuit in power switch signal or energizing signal wherein arbitrary exist time output drive signal;
Relay, be connected between described power input and power output end, described relay connects described driving circuit to receive described drive singal, controls to become conducting state by described drive singal, makes the exportable output voltage of power output end to described differential controls device.
2. the power control of differential for vehicles controller as claimed in claim 1, described trigger circuit comprise timing Circuit tuning, to set described Preset Time.
3. the power control of differential for vehicles controller as claimed in claim 2, described trigger circuit are single-shot trigger circuit, export the energizing signal of high levle within described Preset Time.
4. the power control of differential for vehicles controller as claimed in claim 3, described timing Circuit tuning is the RC circuit be made up of resistance and capacitances in series.
5. the power control of the differential for vehicles controller according to any one of Claims 1-4, when described driving circuit is at non source switch signal and without described energizing signal, control relay becomes nonconducting state.
6. the power control of differential for vehicles controller as claimed in claim 3, described power supply output connecting pin is for the front wheel differential gear controller and the trailing wheel differential controls device that are connected to vehicle.
7. a power control method for differential for vehicles controller, comprises:
Whether the source switch detecting vehicle closes, if close, interrupts the output voltage being provided to differential controls device;
Detect stopping brake lock whether to start, after source switch is closed, judge whether the handbrake lever of vehicle is pulled up and produces stopping brake lock signal;
Produce energizing signal, produce energizing signal when described stopping brake lock signal being detected, described energizing signal maintains one section of Preset Time;
Recover described output voltage, in described Preset Time, recover the described output voltage being supplied to described differential controls device, described differential controls device is resumed operation in described Preset Time, transfers the diff of vehicle to lock-out state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410027562.5A CN104786961B (en) | 2014-01-21 | 2014-01-21 | The power control and method of differential for vehicles controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410027562.5A CN104786961B (en) | 2014-01-21 | 2014-01-21 | The power control and method of differential for vehicles controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104786961A true CN104786961A (en) | 2015-07-22 |
| CN104786961B CN104786961B (en) | 2018-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410027562.5A Expired - Fee Related CN104786961B (en) | 2014-01-21 | 2014-01-21 | The power control and method of differential for vehicles controller |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6820712B2 (en) * | 2000-12-07 | 2004-11-23 | Yamaha Hatsudoki Kabushiki Kaisha | Differential locking control system |
| TW201031567A (en) * | 2009-02-19 | 2010-09-01 | Kwang Yang Motor Co | Power-interrupting device for vehicle parking |
| CN103260928A (en) * | 2010-12-16 | 2013-08-21 | 北极星工业有限公司 | Multimode traction system |
| US8678976B1 (en) * | 2013-02-18 | 2014-03-25 | Honda Motor Co., Ltd. | Vehicles including differential lock controller and methods |
| US8790217B1 (en) * | 2013-03-01 | 2014-07-29 | Honda Motor Co., Ltd. | Vehicles including differential lock controller and methods |
| US20150183320A1 (en) * | 2014-01-02 | 2015-07-02 | Kwang Yang Motor Co., Ltd. | Device and method for controlling power to a vehicular differential speed controller |
-
2014
- 2014-01-21 CN CN201410027562.5A patent/CN104786961B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6820712B2 (en) * | 2000-12-07 | 2004-11-23 | Yamaha Hatsudoki Kabushiki Kaisha | Differential locking control system |
| TW201031567A (en) * | 2009-02-19 | 2010-09-01 | Kwang Yang Motor Co | Power-interrupting device for vehicle parking |
| CN103260928A (en) * | 2010-12-16 | 2013-08-21 | 北极星工业有限公司 | Multimode traction system |
| US8678976B1 (en) * | 2013-02-18 | 2014-03-25 | Honda Motor Co., Ltd. | Vehicles including differential lock controller and methods |
| US8790217B1 (en) * | 2013-03-01 | 2014-07-29 | Honda Motor Co., Ltd. | Vehicles including differential lock controller and methods |
| US20150183320A1 (en) * | 2014-01-02 | 2015-07-02 | Kwang Yang Motor Co., Ltd. | Device and method for controlling power to a vehicular differential speed controller |
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| CN104786961B (en) | 2018-04-10 |
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Granted publication date: 20180410 Termination date: 20210121 |