CN104015712A - Braking force balancer of parking system, parking system and automobile - Google Patents

Braking force balancer of parking system, parking system and automobile Download PDF

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Publication number
CN104015712A
CN104015712A CN201410244737.8A CN201410244737A CN104015712A CN 104015712 A CN104015712 A CN 104015712A CN 201410244737 A CN201410244737 A CN 201410244737A CN 104015712 A CN104015712 A CN 104015712A
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China
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drag
line
driven gear
gear
brake
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CN201410244737.8A
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CN104015712B (en
Inventor
余沿华
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SHIYUAN DAFENG FLEXIBLE SHAFT CO Ltd
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SHIYUAN DAFENG FLEXIBLE SHAFT CO Ltd
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Abstract

The embodiment of the invention discloses a braking force balancer of a parking system. The braking force balancer of the parking system comprises a worm connected with a driving motor, a driving gear and a driven gear. The worm is meshed with a worm gear, and the worm gear is driven to rotate. The worm gear is installed on a shell of a parking controller through a driving gear fixing shaft, and the worm gear drives the driving gear fixing shaft to rotate so as to drive the driving gear to rotate. The driving gear is installed on the shell of the parking controller through the driving gear fixing shaft and is meshed with the driven gear, and the driven gear is driven to rotate. The driven gear fixing is respectively connected with the shell of the parking controller and a wire reel of the driven gear through a driven gear fixing shaft, and the driven gear drives the wire reel of the driven gear to rotate under the drive of the driving gear. The wire reel of the driven gear is used for being connected with a first inhaul cable and a second inhaul cable of the parking system, and the first inhaul cable and the second inhaul cable are driven to work. Mechanical self-locking can be achieved on the parking system through transmission of the worm gear and the worm.

Description

A kind of brake-power compensator, parking system and automobile of parking system
Technical field
The embodiment of the present invention relates to parking technical field, relates in particular to a kind of brake-power compensator, parking system and automobile of parking system.
Background technology
That can realize parking function has service brake, a traditional parking brake HB(handbrake), automatic transmission change speed gear box P shelves, electronic parking EPB(Electrical Parking Brake) and automatic parking AH(AutoHold), other as manual engage a gear parking etc.Wherein electronic parking (EPB) comprises following advantage: EPB system can automatically apply braking during standstill after engine off, and parking is convenient, reliable, can prevent unexpected release (such as child, pilferage etc.); The strength size of different chaufeurs is different, the braking during standstill of the hand parking vehicle brake lever practical function difference to braking force thus.And for EPB, braking strength is Based Intelligent Control, can not vary with each individual, there is deviation; Can under the emergency state, use as service brake; Driving compartment can be vacated more spaces, and interior trim is arranged more convenient, and does not have sound insulation, waterproof problem; Can have more intelligent functions, as AutoHold, HAC(upward slope ancillary system Hill-start Assist ControL) etc., improve drive safety, traveling comfort, increase car load attraction; There is auto-compensation parking power function.
Electronic parking develops into today, and kind is more, but has summed up such two kinds of forms:
One, make the stay-supported electronic brake system of emergency brake system work by braking during standstill actuating motor driving braking La Lasuo (also referred to as bracing wire), as BMW E65/E66 vehicle, modern new Equus etc.;
Two, braking during standstill actuating motor is installed on the brake caliper of trailing wheel both sides, is realized the piston type electronic parking system of braking by the piston of braking during standstill actuating motor control brake caliper, as the popular A4 of Audi, A6 and new Magotan etc.
Wherein the braking force of drag-line electronic parking system is finally to be transmitted by two of the left and right parking drag-line being connected in vehicle rear brake.Because these two parking drag-lines exist the difference that has stress deformation in dimensional discrepancy, use in actual manufacture, and vehicle rear brake brake plate gap is inconsistent, therefore ensure the braking force of parking controller can Transmit evenly on vehicle rear brake, make rear brake produce uniform braking force, ensure the braking force of wheel left and right wheels identical be the normal effectively key of work of electronic parking system.
Summary of the invention
The embodiment of the present invention provides the brake-power compensator of parking system, and by turbine and worm transmission, the parking power of parking system can realize mechanical self-latching.
The embodiment of the present invention provides a kind of brake-power compensator of parking system, comprises the worm screw being connected with drive motor, and described worm screw engages with turbine, drives described turbine rotation; Described turbine is arranged on parking controller housing by driving gear anchor shaft, and described turbine drives driving gear anchor shaft rotates, and then drives driving gear to rotate; Be arranged on the driving gear on parking controller housing by driving gear anchor shaft, described driving gear engages with driven gear, drives described driven gear to rotate; The driven gear being connected with described parking controller housing and driven gear wire spool respectively by driven gear anchor shaft, described driven gear, under the driving of driving gear, drives described driven gear wire spool to rotate; Described driven gear wire spool, for connecting the first drag-line and second drag-line of described parking system, and drives described the first drag-line and described the second drag-line work.
Wherein, described driven gear is quadrant gear.
Wherein, described turbine is quadrant gear.
Wherein, described brake-power compensator also comprises gear couplings swing arm, is connected respectively with described driving gear anchor shaft, driven gear anchor shaft.
Wherein, described the first drag-line and described the second drag-line are wrapped on described driven gear wire spool.
Wherein, described the first drag-line and described the second drag-line, be wrapped on described driven gear wire spool with contrary direction.
Wherein, described brake-power compensator also comprises at least two track adjusting wheels, and described the first drag-line is connected with described driven gear wire spool through track adjusting wheel guiding respectively with described the second drag-line afterwards.
The embodiment of the present invention also provides a kind of parking system, comprises arbitrary brake-power compensator in the first drag-line, the second drag-line, parking controller and the claims 1-6; Described brake-power compensator is connected with described the first drag-line, the second drag-line respectively.
The embodiment of the present invention also provides a kind of automobile, it is characterized in that, comprises power system and parking system claimed in claim 7.
The embodiment of the present invention provides the brake-power compensator of parking system, and by turbine and worm transmission, the parking power of parking system can realize mechanical self-latching.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, to the accompanying drawing of required use in embodiment be briefly described below, apparently, accompanying drawing in the following describes is some embodiments of the embodiment of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the parking system schematic diagram of the embodiment of the present invention;
Fig. 2 is the brake-power compensator schematic diagram of the parking system of the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in embodiment of the present invention is clearly and completely described.
Parking system is for the vehicle of parking being remained on to quiescence, making its irremovable device, and the wheel that its role is to maintain vehicle cannot rotate it.
Fig. 1 is the structural representation of a kind of drag-line parking system of the embodiment of the present invention.In described parking system, include in a parking controller 2, the first drag-line 1, the second drag-line 3 and brake-power compensator 4(figure and do not represent).Described the first drag-line 1 and the second drag-line 3 are respectively used to parking bar (not shown) and are arranged on drg (not shown) on wheel couple together.Described brake-power compensator 4 is arranged in described parking controller 2.
One end of described the first drag-line 1 and the second drag-line 3 (not shown) that is connected with corresponding brakeage lever, the other end is connected with brake-power compensator 4, and brake-power compensator 4 is connected with parking controller 2.The effect of brake-power compensator 4 is to make to be applied to load on the first drag-line 1 and second drag-line 3 of wheel and realizes and equating.The first drag-line 1 and the second drag-line 3 in parking system act on drg, and drg and wheel effect, cannot rotate wheel.
Fig. 2 is the structural representation of the brake-power compensator 4 of a kind of parking system of the embodiment of the present invention.As shown in the figure, described brake-power compensator 4 includes a scroll bar 401, and described scroll bar 401 is connected with drive motor 5.Described brake-power compensator 4 also includes a turbine 402, and described scroll bar 401 engages with turbine 402, and described scroll bar 401 rotates under the driving of drive motor, meanwhile, drives turbine 402 to rotate.Described turbine 402 is arranged on parking controller housing 21 by driving gear anchor shaft 403, in the time that turbine 402 rotates, drives described driving gear anchor shaft 403 to rotate.Be arranged on the driving gear 404 on parking controller housing 21 by driving gear anchor shaft 403, in the time that driving gear anchor shaft 403 rotates, can drive described driving gear 404 to rotate.Described driving gear 404 engages with driven gear 405, in the time that driving gear 404 rotates, drives described driven gear 405 to rotate.Described driven gear 405 is connected with described parking controller housing 21 and driven gear wire spool 408 respectively by driven gear anchor shaft 407.Described driven gear 405, under the driving of driving gear 404, drives described driven gear wire spool 408 to rotate.Described driven gear wire spool 408, for connecting the first drag-line 1 and second drag-line 3 of described parking system, and drives described the first drag-line and described the second drag-line work.
In parking system working process, described parking controller 2 can, by driving driving gear anchor shaft 403 to rotate, drive driving gear 404 to rotate by driving gear anchor shaft 403.Driving gear 404 engages with driven gear 405, drives driven gear 405 to rotate, and drives thus driven gear wire spool 408 to rotate.In the time that driven gear wire spool 408 rotates, can pull the first drag-line 1 and the second drag-line 3 simultaneously, and because the first drag-line 1 and the second drag-line 3 are all connected to driven gear wire spool 408, both are stressed equates, ensure consistent acting on drg, and then by drg effect and wheel, wheel cannot be rotated, realize the object of parking.By turbine and worm transmission, the parking power of parking system can realize mechanical self-latching.
Above-mentioned turbine 402 can be complete circular gear, can be also quadrant gear as shown in Figure 2.Generally speaking,, when under the driving of worm gear worm screw, rotational angle during less than 360 °, adopts quadrant gear can reduce the shared space of turbine, also more saves material.
Above-mentioned driven gear 405 can be complete circular gear, can be also quadrant gear as shown in Figure 2.When the rotational angle that drives described the first drag-line 1 and the second drag-line 3 to work when driven gear wire spool 408 does not reach 360 °, adopt quadrant gear can reduce the shared space of driven gear 405.
As shown in Figure 2, also can described driving gear anchor shaft 403 and driven gear anchor shaft 407 be coupled together by a gear couplings swing arm 406, further increase driven gear wire spool 408 and drive stressed conformability in described the first drag-line 1 and the second drag-line 3 work.
In addition, when described the first drag-line 1 and the second drag-line 3 are wrapped on described driven gear wire spool 408, also can strengthen driven gear wire spool 408 and drive stressed conformability in described the first drag-line 1 and the second drag-line 3 work.
In another one embodiment, can from different directions the first drag-line 1 and the second drag-line 3 be wrapped on described driven gear wire spool 408.As shown in Figure 2, be to be wound around described the first drag-line 1 and the second drag-line 3 according to contrary direction.In the time that described driven gear wire spool 408 rotates, the first drag-line 1 and the second drag-line 3 move along different directions respectively, and finally make different wheels stop operating.
In another embodiment, in order to ensure the sense of motion of the first drag-line 1 and the second drag-line 3, can some track adjusting wheels be set at brake-power compensator.As shown in Figure 2, the first drag-line 1 leads through the first track adjusting wheel 410, and the second drag-line 3 leads through the second track adjusting wheel 409.Guarantee that the first drag-line 1 and the second drag-line 3 are respectively according to specific direction motion, and then better reach the effect of anticipation, guarantee that wheel cannot rotate.In real process, the quantity of track adjusting wheel can be as shown in Figure 2 two, can be also more.
The embodiment of the present invention also provides a kind of automobile, power system and parking system claimed in claim 7, and described power system can be electrical motor, can be also spark ignition engine, is used to automobile that required power is provided.
The above is the preferred implementation of the embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of embodiment of the present invention principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.

Claims (9)

1. a brake-power compensator for parking system, is characterized in that, comprising:
The worm screw being connected with drive motor, described worm screw engages with turbine, drives described turbine rotation;
Described turbine is arranged on parking controller housing by driving gear anchor shaft, and described turbine drives driving gear anchor shaft rotates, and then drives driving gear to rotate;
Described driving gear is arranged on parking controller housing by driving gear anchor shaft, and described driving gear engages with driven gear, drives described driven gear to rotate;
Described driven gear is connected with described parking controller housing and driven gear wire spool respectively by driven gear anchor shaft, and described driven gear, under the driving of driving gear, drives described driven gear wire spool to rotate;
Described driven gear wire spool, for connecting the first drag-line and second drag-line of described parking system, and drives described the first drag-line and described the second drag-line work.
2. brake-power compensator as claimed in claim 1, is characterized in that, described driven gear is quadrant gear.
3. brake-power compensator as claimed in claim 1, is characterized in that, described turbine is quadrant gear.
4. the arbitrary brake-power compensator as described in claim 1-3, is characterized in that, described brake-power compensator also comprises gear couplings swing arm, is connected respectively with described driving gear anchor shaft, driven gear anchor shaft.
5. brake-power compensator as claimed in claim 1, is characterized in that, described the first drag-line and described the second drag-line are wrapped on described driven gear wire spool.
6. brake-power compensator as claimed in claim 5, is characterized in that, described the first drag-line and described the second drag-line, be wrapped on described driven gear wire spool in the opposite direction.
7. the brake-power compensator as described in claim 5 or 6, is characterized in that, described brake-power compensator also comprises at least two track adjusting wheels, and described the first drag-line is connected with described driven gear wire spool through track adjusting wheel guiding respectively with described the second drag-line afterwards.
8. a parking system, is characterized in that, comprises arbitrary brake-power compensator in the first drag-line, the second drag-line, parking controller and the claims 1-7; Described brake-power compensator is connected with described the first drag-line, the second drag-line respectively.
9. an automobile, is characterized in that, comprises power system and parking system claimed in claim 8.
CN201410244737.8A 2014-06-05 2014-06-05 The brake-power compensator of a kind of parking system, parking system and automobile Active CN104015712B (en)

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CN201410244737.8A CN104015712B (en) 2014-06-05 2014-06-05 The brake-power compensator of a kind of parking system, parking system and automobile

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CN201410244737.8A CN104015712B (en) 2014-06-05 2014-06-05 The brake-power compensator of a kind of parking system, parking system and automobile

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107444369A (en) * 2017-07-07 2017-12-08 北汽福田汽车股份有限公司 A kind of vehicle and its parking brake
CN109649571A (en) * 2018-12-21 2019-04-19 郑鹏 A kind of express delivery vehicle using motor of safe and intelligent

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4817463A (en) * 1987-04-14 1989-04-04 Itt Corporation Electric cable tensioning device
WO2003008248A1 (en) * 2001-07-16 2003-01-30 Pbr Australia Pty Ltd Electric brake actuating assembly and actuator
CN1620380A (en) * 2001-05-24 2005-05-25 维特拉集团公司 Electrically driven parking brake actuation assembly
JP2009079734A (en) * 2007-09-27 2009-04-16 Nissin Kogyo Co Ltd Electric parking brake
DE102011002068A1 (en) * 2010-05-03 2011-11-03 Automotive Research & Testing Center Electric parking brake actuator has actuating unit, where braking device is connected with actuating unit, and brake cable is mounted through actuating unit
CN103625454A (en) * 2013-12-12 2014-03-12 中国嘉陵工业股份有限公司(集团) Brake device for unmanned driving vehicle
CN203902526U (en) * 2014-06-05 2014-10-29 十堰达峰软轴有限公司 Braking force balancer of parking system, parking system and automobile

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4817463A (en) * 1987-04-14 1989-04-04 Itt Corporation Electric cable tensioning device
CN1620380A (en) * 2001-05-24 2005-05-25 维特拉集团公司 Electrically driven parking brake actuation assembly
WO2003008248A1 (en) * 2001-07-16 2003-01-30 Pbr Australia Pty Ltd Electric brake actuating assembly and actuator
JP2009079734A (en) * 2007-09-27 2009-04-16 Nissin Kogyo Co Ltd Electric parking brake
DE102011002068A1 (en) * 2010-05-03 2011-11-03 Automotive Research & Testing Center Electric parking brake actuator has actuating unit, where braking device is connected with actuating unit, and brake cable is mounted through actuating unit
CN103625454A (en) * 2013-12-12 2014-03-12 中国嘉陵工业股份有限公司(集团) Brake device for unmanned driving vehicle
CN203902526U (en) * 2014-06-05 2014-10-29 十堰达峰软轴有限公司 Braking force balancer of parking system, parking system and automobile

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107444369A (en) * 2017-07-07 2017-12-08 北汽福田汽车股份有限公司 A kind of vehicle and its parking brake
CN109649571A (en) * 2018-12-21 2019-04-19 郑鹏 A kind of express delivery vehicle using motor of safe and intelligent

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