CN208576550U - Parking ensuring equipment after automobile-used EPB failure - Google Patents

Parking ensuring equipment after automobile-used EPB failure Download PDF

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Publication number
CN208576550U
CN208576550U CN201820922308.5U CN201820922308U CN208576550U CN 208576550 U CN208576550 U CN 208576550U CN 201820922308 U CN201820922308 U CN 201820922308U CN 208576550 U CN208576550 U CN 208576550U
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China
Prior art keywords
brake
parking
automobile
epb
solenoid valve
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CN201820922308.5U
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Chinese (zh)
Inventor
宋建勋
尹浩
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Zhejiang Zero Run Technology Co Ltd
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Zhejiang Zero Run Technology Co Ltd
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Priority to CN201820922308.5U priority Critical patent/CN208576550U/en
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Abstract

Parking ensuring equipment after a kind of automobile-used EPB failure provided by the utility model, comprising: energy storage equipment, for saving the size of simultaneously regulating brake force;Second brake piping, second brake piping one end connect energy storage equipment, other end connection clamp energy storage equipment, for saving the size of simultaneously regulating brake force;Second solenoid valve is housed, the second solenoid valve is in off state when being configured to be powered, and when power-off is in an open state on second brake piping;The second solenoid valve is used for external vehicle VCU.The utility model increases the second brake piping and energy storage equipment on the basis of traditional EPB system, it is ensured that in the case where power fails, realizes parking.

Description

Parking ensuring equipment after automobile-used EPB failure
Technical field
The utility model relates to new-energy automobile spare and accessory parts fields, and in particular to parking guarantee after a kind of automobile-used EPB failure Device.
Background technique
Electronic parking EPB(Electrical Parking Brake), refer to and stopping brake is realized by electronic control mode Technology.Electronics parking brake is the technology that stopping brake is realized by electronic control mode.
Electronic brake system (EPB:Electrical Park Brake) refers to will be provisional in driving conditions Long when property braking function after braking and parking combines, and the technology of stopping brake is realized by electronic control mode.
Electronics parking brake is the technology that stopping brake is realized by electronic control mode.Its working principle and mechanical parking brake phase It together, is braked by cable pull rear wheel brake hoof.It is another then be using electric mechanical clamp, it is by motor card Tight brake block generates to reach control stopping brake, extends to automatic parking function from electronics parking brake from basic parking function AUTO HOLD.The utilization of AUTO HOLD automatic parking function technology, so that driver does not need for a long time when vehicle stops Brake.And in the case where starting autoelectrinic parking braking, it can be avoided that vehicle is unnecessary to be slided.
The existing EPB for new-energy automobile, by EPB ECU control EPB execution unit, realize parking, but no matter It is EPB ECU, or leans on motor-driven execution unit, based on all needing electric power, otherwise cisco unity malfunction.It is existing EPB(electronic parking) occur in vehicle power fails (including vehicle high-tension battery and battery) or EPB ECU and related elements When failure reports an error, parking cannot be realized on ramp again, not can guarantee driver safety.
Utility model content
(1) technical problems to be solved
The purpose of the utility model is to provide parking ensuring equipments after a kind of automobile-used EPB failure, solve existing EPB (electronic parking) breaks down in vehicle power fails (including vehicle high-tension battery and battery) or EPB ECU and related elements When reporting an error, parking cannot be realized on ramp again, not can guarantee driver safety.
(2) technical solution
In order to solve the above-mentioned technical problem, parking ensuring equipment after a kind of automobile-used EPB failure provided by the utility model, packet It includes: energy storage equipment, for saving the size of simultaneously regulating brake force;Second brake piping, the connection of second brake piping one end Energy storage equipment, other end connection clamp.
The utility model increases the second brake piping and energy storage equipment on the basis of traditional EPB system, it is ensured that In the case where power fails, parking is realized.
Preferably, parking ensuring equipment further includes the first brake piping and brake apparatus after the automobile-used EPB failure, described Brake apparatus is for providing brake force;First brake piping one end connects brake apparatus, and the other end is connected to energy storage equipment;The Also side leads to clamp in the middle part of one brake piping, for conveying brake force to clamp.The first brake piping and system is arranged in the utility model Dynamic device, forms reflux, is convenient for regulating brake force size.
Preferably, the first solenoid valve is housed, when first solenoid valve is configured to be powered on first brake piping It is in an open state, when power-off is in off state.
Preferably, second solenoid valve is housed, when the second solenoid valve is configured to be powered on second brake piping It is in off state, when power-off is in an open state.The first solenoid valve in the utility model is in an open state when being configured to be powered, It is in off state when power-off and when second solenoid valve is configured to be configured to be powered is in off state, when power-off is open shape State can adjust the starting or closing of parking ensuring equipment after automobile-used EPB failure by vehicle-mounted VCU.
Preferably, first solenoid valve is connected to vehicle VCU by electric wire with second solenoid valve.
Preferably, the energy storage equipment includes shell, and piston and elastic element, the elastic element are equipped in the shell One end connects piston, and the other end connects housing bottom.
Preferably, the elastic element is spring.
Preferably, there is annular mounting groove on the piston lateral wall, be equipped with sealing ring in the annular mounting groove.
Preferably, the brake apparatus includes master cylinder, and the master cylinder is located at first brake piping one end.
Preferably, brake fluid is inputted clamp by clamp oil inlet by first brake piping and the second brake piping.
(3) beneficial effect
Parking ensuring equipment after a kind of automobile-used EPB failure provided by the utility model, has the advantage that
1, the utility model increases the second brake piping and energy storage equipment on the basis of traditional EPB system, it is ensured that In the case where power fails, parking is realized.
2, the first brake piping and brake apparatus is arranged in the utility model, forms reflux, is convenient for regulating brake force size.
3, it being in an open state when the first solenoid valve in the utility model is configured to be powered, when power-off, is in off state, And second solenoid valve is in off state when being configured to be configured to be powered, when power-off, is in an open state, and can pass through vehicle-mounted VCU To adjust the starting or closing of parking ensuring equipment after automobile-used EPB fails.
Detailed description of the invention
Fig. 1 is parking ensuring equipment structural schematic diagram after the automobile-used EPB of the embodiments of the present invention 1 fails.
1, energy storage equipment;2, the second brake piping;3, clamp;4, the first brake piping;5, master cylinder;6, clamp oil inlet Mouthful;7, the first solenoid valve;8, second solenoid valve;9, shell;10, piston;11, elastic element;12, annular mounting groove;13, it seals Circle;14,EPB.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Example is not intended to limit the scope of the present invention for illustrating the utility model.
VCU in the utility model is core electron control that new-energy automobile configures, to realize full-vehicle control decision Unit processed.VCU judges the driving intention of driver by signals such as acquisition gas pedal, gear, brake pedals;Pass through monitoring Vehicle-state (speed, temperature etc.) information sends the fortune of vehicle to dynamical system, electrokinetic cell system after VCU judgement processing Row state control instruction, while controlling the operating mode of vehicle-mounted attachment electric power system;VCU is protected with Full Vehicle System fault diagnosis With store function.
Embodiment 1:
As shown in Figure 1, parking ensuring equipment after a kind of automobile-used EPB failure provided by the utility model, comprising: accumulation of energy dress 1 is set, for saving the size of simultaneously regulating brake force;Second brake piping 2, second brake piping one end connect accumulation of energy dress It sets, other end connection clamp 3.Parking ensuring equipment further includes the first brake piping 4 and master cylinder after the automobile-used EPB failure 5, the master cylinder is for providing brake force;The master cylinder is located at first brake piping one end.First brake pipe Road one end connects master cylinder, and the other end is connected to energy storage equipment;Also side leads to clamp in the middle part of first brake piping, for conveying braking Power is to clamp.Brake fluid is inputted clamp by clamp oil inlet 6 by first brake piping and the second brake piping.
First solenoid valve 7 is housed on first brake piping, is opened when first solenoid valve is configured to be powered State, when power-off, are in off state.
Second solenoid valve 8 is housed on second brake piping, is closed when the second solenoid valve is configured to be powered State, when power-off, are in an open state.First solenoid valve is connected to vehicle VCU by electric wire with second solenoid valve.The accumulation of energy Device includes shell 9, piston 10 and elastic element 11 is equipped in the shell, described elastic element one end connects piston, another End connection housing bottom.The elastic element is spring.There is annular mounting groove 12, the annular peace on the piston lateral wall Sealing ring 13 is equipped in tankage.
When the embodiments of the present invention are implemented, EPB is worked normally vehicle in normal state, realizes parking.First electricity Magnet valve is in driver's brake pedal, of short duration opening, rear to close, and high-pressure brake liquid enters in cavity.When vehicle electric power loses When effect, second solenoid valve is opened, and second solenoid valve is to be in an open state in no power, and when energization is in off state;First electricity Magnet valve is in an open state when being powered, and when no power is in off state.In normal power supply, confession can be passed through by vehicle VCU Power off controls its opening and closing) second solenoid valve closing.High-pressure brake liquid enters clamp by clamp oil inlet, and cylinder body is pushed to give as security Golden friction plate realizes parking.If after vehicle is in a safe condition, need to only dismantle oil pipe, parking can be released.
Embodiment 2:
Parking ensuring equipment after a kind of automobile-used EPB failure provided by the utility model, comprising: energy storage equipment, for saving And the size of regulating brake force;Second brake piping, second brake piping one end connect energy storage equipment, other end connection card Pincers.
The various embodiments described above are merely to illustrate the utility model, wherein the structure of each component, connection type etc. are all can be with It is varied, all equivalents and improvement carried out on the basis of technical solutions of the utility model should not exclude Except the protection scope of the utility model.

Claims (9)

1. parking ensuring equipment after a kind of automobile-used EPB failure characterized by comprising
Energy storage equipment, for saving the size of simultaneously regulating brake force;
Second brake piping, one end connect energy storage equipment, other end connection clamp;Equipped with the second electricity on second brake piping Magnet valve, the second solenoid valve are in off state when being configured to be powered, and when power-off is in an open state;The second solenoid valve is used In external vehicle VCU.
2. parking ensuring equipment after automobile-used EPB failure as described in claim 1, which is characterized in that further include the first brake pipe Road and brake apparatus, the brake apparatus is for providing brake force;
First brake piping one end connects brake apparatus, and the other end is connected to energy storage equipment;Side is gone back in the middle part of first brake piping Logical clamp, for conveying brake force to clamp.
3. parking ensuring equipment after automobile-used EPB failure as claimed in claim 2, which is characterized in that first brake piping Upper that first solenoid valve is housed, first solenoid valve is in an open state when being configured to be powered, and when power-off is in off state.
4. parking ensuring equipment after automobile-used EPB failure as claimed in claim 3, which is characterized in that first solenoid valve is logical Cross electric wire connection vehicle VCU.
5. parking ensuring equipment after automobile-used EPB failure as claimed in claim 1 or 2 or 3 or 4, which is characterized in that the accumulation of energy Device includes shell, and piston and elastic element are equipped in the shell, and described elastic element one end connects piston, other end connection Housing bottom.
6. parking ensuring equipment after automobile-used EPB failure as claimed in claim 5, which is characterized in that the elastic element is bullet Spring.
7. parking ensuring equipment after automobile-used EPB failure as claimed in claim 5, which is characterized in that on the piston lateral wall With annular mounting groove, sealing ring is equipped in the annular mounting groove.
8. parking ensuring equipment after automobile-used EPB failure as claimed in claim 2 or 3 or 4, which is characterized in that the braking dress It sets including master cylinder, the master cylinder is located at first brake piping one end.
9. parking ensuring equipment after automobile-used EPB failure as claimed in claim 8, which is characterized in that first brake piping Brake fluid is inputted by clamp by clamp oil inlet with the second brake piping.
CN201820922308.5U 2018-06-14 2018-06-14 Parking ensuring equipment after automobile-used EPB failure Active CN208576550U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820922308.5U CN208576550U (en) 2018-06-14 2018-06-14 Parking ensuring equipment after automobile-used EPB failure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820922308.5U CN208576550U (en) 2018-06-14 2018-06-14 Parking ensuring equipment after automobile-used EPB failure

Publications (1)

Publication Number Publication Date
CN208576550U true CN208576550U (en) 2019-03-05

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Application Number Title Priority Date Filing Date
CN201820922308.5U Active CN208576550U (en) 2018-06-14 2018-06-14 Parking ensuring equipment after automobile-used EPB failure

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108891402A (en) * 2018-06-14 2018-11-27 浙江零跑科技有限公司 Parking ensuring equipment after automobile-used EPB failure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108891402A (en) * 2018-06-14 2018-11-27 浙江零跑科技有限公司 Parking ensuring equipment after automobile-used EPB failure

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Address after: 310051 1st and 6th floors, no.451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province

Patentee after: Zhejiang Zero run Technology Co.,Ltd.

Address before: 310051 1st and 6th floors, no.451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province

Patentee before: ZHEJIANG LEAPMOTOR TECHNOLOGY Co.,Ltd.

CP01 Change in the name or title of a patent holder