CN104354660B - Electric energy distribution circuit for automobile - Google Patents
Electric energy distribution circuit for automobile Download PDFInfo
- Publication number
- CN104354660B CN104354660B CN201410574682.7A CN201410574682A CN104354660B CN 104354660 B CN104354660 B CN 104354660B CN 201410574682 A CN201410574682 A CN 201410574682A CN 104354660 B CN104354660 B CN 104354660B
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- Prior art keywords
- diode
- power supply
- supply device
- electrical appliance
- positive pole
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Classifications
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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
- B60R16/03—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 supply of electrical power to vehicle subsystems or for
- B60R16/0315—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 supply of electrical power to vehicle subsystems or for using multiplexing techniques
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Direct Current Feeding And Distribution (AREA)
Abstract
The invention relates to the technical field of automobile circuits, and aims to solve the problem in the prior art that the low cost and power consumption freedom cannot be met simultaneously. The invention provides an electric energy distribution circuit for an automobile. The electric energy distribution circuit is arranged among a plurality of energy supply devices and at least one electric appliance and comprises a plurality of diodes, wherein the positive electrode of each diode is connected with an energy supply device; negative electrodes of at least two diodes are connected and are subsequently connected with one electric appliance; the energy supply device is a power supply for supplying power to a corresponding electric appliance or a signal source for providing a wakeup signal to the corresponding electric appliance; the diodes are used for preventing current of the energy supply device which is connected with one diode from flowing into another energy supply device which is connected with another diode. The electric energy distribution circuit for the automobile can be used for supplying power to the electric appliance in the automobile directly, and the power supply competition can be achieved under the condition that multiple power supplies are available, so that the reasonable utilization of the electric energy is realized.
Description
Technical field
The present invention relates to automobile circuit (especially new-energy automobile circuit) technical field, be specifically related to a kind of electrical energy distributor circuit for automobile, it is adaptable to the vehicle of there is a need to electric energy, the Appropriate application of electric energy in realizing automobile.
Background technology
Energy shortage is the great difficult problem run in current automobile industry development.On the one hand, the automobile consumption substantial amounts of energy of China, on the other hand, the abundant market demand makes the auto electric process gradually to accelerate.Therefore, electric energy, as modern society's general, the most ripe most widely used high efficient energy sources, becomes the important symbol of development of automobile modernization.
Owing to the electrical appliance on vehicle gets more and more, electric energy is reasonably distributed by vehicle and is increasingly becoming important research topic.At some special cars, such as electric motor car/plug-in hybrid electric vehicle, there is multiple power supply and multiple signal source, cause electric energy management more complicated.If being respectively provided with wire harness between each electrical appliance and power supply or between each electrical appliance and signal source, then can cause the problem that cost raises and there is electromagnetic interference between each wire harness；If arranging public wire harness between electrical appliance and power supply or between electrical appliance and signal source, then can cause electric energy conflict, produce electricity consumption competition, it is impossible to accurately electric energy is transported to from power supply or signal source the electrical appliance specified.
Summary of the invention
Embodiments of the invention provide a kind of electrical energy distributor circuit for automobile, use the electricity consumption method of salary distribution that special circuit mixes with public line, solve can not meet low cost and the problem without electricity consumption competition in prior art simultaneously.
For reaching above-mentioned purpose, embodiments of the invention adopt the following technical scheme that
A kind of electrical energy distributor circuit for automobile, is arranged between multiple power supply device and at least one electrical appliance, including: multiple diodes, the positive pole of each diode is all connected with power supply device, and the negative pole of at least two diode is connected with an electrical appliance after connecting；
Wherein, power supply device is for the power supply for powering to corresponding electrical appliance or for providing the signal source of wake-up signal to corresponding electrical appliance, and diode flows into, for preventing the electric current coming from the power supply device being connected with a diode, another power supply device being connected with another diode.
In preferred scheme, the positive pole of at least two diode is connected with same power supply device after connecting.
In preferred scheme, power supply device includes power supply device I1 and power supply device I2, electrical appliance includes electrical appliance R1, diode includes diode D1 and diode D2, wherein, power supply device I1 is connected with the positive pole of diode D1, and power supply device I2 is connected with the positive pole of diode D2, and the negative pole of diode D1 is connected with electrical appliance R1 after being connected with the negative pole of diode D2.
In preferred scheme, power supply device includes power supply device I3 and power supply device I4, electrical appliance includes electrical appliance R2, electrical appliance R3 and electrical appliance R4, diode includes diode D3, diode D4, diode D5, diode D6, diode D7 and diode D8, wherein, diode D3, the positive pole of diode D5 and diode D7 is connected with power supply device I3 after connecting, diode D4, the positive pole of diode D6 and diode D8 is connected with power supply device I4 after connecting, the negative pole of diode D3 and diode D4 is connected with electrical appliance R2 after connecting, the negative pole of diode D5 and diode D6 is connected with electrical appliance R3 after connecting, the negative pole of diode D7 and diode D8 is connected with electrical appliance R4 after connecting.
In preferred scheme, power supply device includes power supply device I5, power supply device I6, power supply device I7, power supply device I8 and power supply device I9, electrical appliance includes electrical appliance R5, electrical appliance R6 and electrical appliance R7, diode includes diode D9, diode D10, diode D11, diode D12, diode D13, diode D14, diode D15, diode D16 and diode D17；
Wherein, the positive pole of diode D9 and diode D11 is connected with power supply device I5 after connecting, the positive pole of diode D10, diode D12 and diode D14 is connected with power supply device I6 after connecting, the positive pole of diode D13 and diode D15 is connected with power supply device I7 after connecting, the positive pole of diode D16 is connected with power supply device I8, and the positive pole of diode D17 is connected with power supply device I9；
The negative pole of diode D9 and diode D10 is connected with electrical appliance R5 after connecting, the negative pole of diode D11, diode D12 and diode D13 is connected with electrical appliance R6 after connecting, and the negative pole of diode D14, diode D15, diode D16 and diode D17 is connected with electrical appliance R7 after connecting.
In preferred scheme, positive pole and/or the negative pole of at least one diode are also connected with protection circuit, and protection circuit includes Transient Voltage Suppressor and electric capacity, ground connection behind one end of Transient Voltage Suppressor and one end connection of electric capacity.
In preferred scheme, when the power supply that power supply device is for powering to corresponding electrical appliance, diode is power-type diode.
In preferred scheme, when power supply device for during for providing the signal source of wake-up signal to corresponding electrical appliance, and diode is signal level diode.
The invention provides a kind of electrical energy distributor circuit, be used directly for the power supply of electrical appliance in car, it is also possible in the case of multiple power supplys, realize competition power supply, thus realize the Appropriate application of electric energy.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, the accompanying drawing used required in embodiment will be briefly described below, apparently, accompanying drawing in describing below is only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the circuit theory diagrams of the embodiment of the present invention；
Fig. 2 is another circuit theory diagrams of the embodiment of the present invention, and power supply device therein is power supply；
Fig. 3 is another circuit theory diagrams of the embodiment of the present invention, and power supply device therein is signal source；
Fig. 4 is the circuit theory diagrams of the protection circuit in 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 the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
The present embodiment provides a kind of electrical energy distributor circuit for automobile, it is arranged between multiple power supply device and at least one electrical appliance, including: multiple diodes, the positive pole of each diode is all connected with power supply device, and the negative pole of at least two diode is connected with an electrical appliance after connecting；
Wherein, power supply device is for the power supply for powering to corresponding electrical appliance or for providing the signal source of wake-up signal to corresponding electrical appliance, and diode flows into, for preventing the electric current coming from the power supply device being connected with a diode, another power supply device being connected with another diode.The embodiment of the present invention prevents, by means of diode, the reverse current that misconnection causes.
See Fig. 1, power supply device in the present embodiment includes power supply device I1 and power supply device I2, electrical appliance includes electrical appliance R1, diode includes diode D1 and diode D2, wherein, power supply device I1 is connected with the positive pole of diode D1, and power supply device I2 is connected with the positive pole of diode D2, and the negative pole of diode D1 is connected with electrical appliance R1 after being connected with the negative pole of diode D2.Power supply device I1 therein and power supply device I2 is power supply.
When only power supply device I1 is in running order and powers to electrical appliance R1, reverse cut-off effect due to diode, the electric current that the circuit of power supply device I2 is powered by power supply device I1 can be ended by diode D2, thus ensures that power supply device I1 electrical appliance R1 only on car powers.This function is also used for electrical appliance R1 and identifies different power supply devices (power supply), thus is arranged to different duties.
When the voltage of power supply device I1 and power supply device I2 is difference, such as, the voltage of the power supply device I1 voltage higher than power supply device I2.When power supply device I1 and power supply device I2 powers simultaneously, two-way power supply can form competitive relation, owing to the voltage of power supply device I1 is more than the voltage of power supply device I2, is the most finally that power supply device I1 electrical appliance R1 on car powers.Meanwhile, being also due to the reverse cut-off effect of diode D2, the electric current of high-tension power supply device I1 will not flow to the power supply device I2 of low-voltage.
Preferably, the positive pole of at least two diode is connected with a power supply device after connecting.
See Fig. 2, power supply device in the present embodiment includes power supply device I3 and power supply device I4, electrical appliance includes electrical appliance R2, electrical appliance R3 and electrical appliance R4, diode includes diode D3, diode D4, diode D5, diode D6, diode D7 and diode D8, wherein, diode D3, the positive pole of diode D5 and diode D7 is connected with power supply device I3 after connecting, diode D4, the positive pole of diode D6 and diode D8 is connected with power supply device I4 after connecting, the negative pole of diode D3 and diode D4 is connected with electrical appliance R2 after connecting, the negative pole of diode D5 and diode D6 is connected with electrical appliance R3 after connecting, the negative pole of diode D7 and diode D8 is connected with electrical appliance R4 after connecting.
The electrical energy distributor circuit of the present invention can be also used for the electrical appliance waking up up on car, see Fig. 3, power supply device in the present embodiment includes power supply device I5, power supply device I6, power supply device I7, power supply device I8 and power supply device I9, these power supply devices are used to provide the signal source of wake-up signal to corresponding electrical appliance, such as, power supply device can be integrated circuit (IC), single-chip microcomputer and controller etc..Electrical appliance includes electrical appliance R5, electrical appliance R6 and electrical appliance R7, and diode includes diode D9, diode D10, diode D11, diode D12, diode D13, diode D14, diode D15, diode D16 and diode D17；
Wherein, the positive pole of diode D9 and diode D11 is connected with power supply device I5 after connecting, the positive pole of diode D10, diode D12 and diode D14 is connected with power supply device I6 after connecting, the positive pole of diode D13 and diode D15 is connected with power supply device I7 after connecting, the positive pole of diode D16 is connected with power supply device I8, and the positive pole of diode D17 is connected with power supply device I9；
The negative pole of diode D9 and diode D10 is connected with electrical appliance R5 after connecting, the negative pole of diode D11, diode D12 and diode D13 is connected with electrical appliance R6 after connecting, and the negative pole of diode D14, diode D15, diode D16 and diode D17 is connected with electrical appliance R7 after connecting.
On automobile, electrical appliance is the most all to use rigid line to wake up up.When electrical appliance needs to enter duty, can be by wake-up signal to electrical appliance output level, electrical appliance detects the change of level, hence into duty.The electrical energy distributor circuit using the present embodiment can utilize the reverse cutoff function of diode, it is to avoid wherein the wake-up signal (such as wake-up signal A) on a road is sent in another road wake-up signal (such as wake-up signal B).This structure is the electrical appliance for waking up up on car, and any road wake-up signal (the most any turning circuit from signal source to electrical appliance) all can realize waking up this electrical appliance on car up.
This structure can be also used for other signals in addition to wake-up signal of the electrical appliance transmission on car, and such as operating control signal, the electrical appliance on car operates accordingly according to the signal content received.
Preferably, when the power supply that power supply device is for powering to corresponding electrical appliance, diode is power-type diode；When power supply device for providing the signal source of wake-up signal to corresponding electrical appliance, diode is signal level diode.Use power-type diode, big electric current can be born, be primarily used to provide power supply to the electrical appliance on car；Use signal level diode, be primarily used to provide signal to the electrical appliance on car.Additionally, for need not the electrical appliance that multiple power supplies/signal is powered/controls, it is also possible to single diode circuit is provided；Such as, power supply/signal source I10 directly provides power supply/signal of telecommunication by diode D18 for electrical appliance R8, and power supply/signal source I11 directly provides power supply/signal of telecommunication by diode D19 for electrical appliance R9.
For protecting this diode not punctured by the abnormal voltage of power supply or wake-up signal source; TVS(Transient Voltage Suppressor be have employed for the front end of each diode circuit or rear end or rear and front end) pipe and the Electrostatic Discharge protection circuit of capacitor combination, it is specifically shown in Fig. 4.See Fig. 4; the positive pole of at least one diode D is also connected with protection circuit; protection circuit includes Transient Voltage Suppressor T and electric capacity C, and ground connection behind one end of Transient Voltage Suppressor T and one end connection of electric capacity C, the other end of Transient Voltage Suppressor T and the other end of electric capacity C are all connected with diode D.Electric fuse F is connected with diode D, plays the effect of circuit protection.
The above; being only the detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, any those familiar with the art is in the technical scope that the invention discloses; change can be readily occurred in or replace, all should contain within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with described scope of the claims.
Claims (4)
1. the electrical energy distributor circuit for automobile, it is arranged between multiple power supply device and at least one electrical appliance, it is characterised in that including: multiple diodes, the positive pole of each diode is all connected with power supply device, and the negative pole of at least two diode is connected with an electrical appliance after connecting；Wherein, power supply device is for the power supply for powering to corresponding electrical appliance or for providing the signal source of wake-up signal to corresponding electrical appliance, and diode flows into, for preventing the electric current coming from the power supply device being connected with a diode, another power supply device being connected with another diode；The positive pole of at least two diode is connected with same power supply device after connecting；
Power supply device includes power supply device I3 and power supply device I4, electrical appliance includes electrical appliance R2, electrical appliance R3 and electrical appliance R4, diode includes diode D3, diode D4, diode D5, diode D6, diode D7 and diode D8, wherein, diode D3, the positive pole of diode D5 and diode D7 is connected with power supply device I3 after connecting, diode D4, the positive pole of diode D6 and diode D8 is connected with power supply device I4 after connecting, the negative pole of diode D3 and diode D4 is connected with electrical appliance R2 after connecting, the negative pole of diode D5 and diode D6 is connected with electrical appliance R3 after connecting, the negative pole of diode D7 and diode D8 is connected with electrical appliance R4 after connecting；
Or, power supply device includes power supply device I5, power supply device I6, power supply device I7, power supply device I8 and power supply device I9, electrical appliance includes electrical appliance R5, electrical appliance R6 and electrical appliance R7, diode includes diode D9, diode D10, diode D11, diode D12, diode D13, diode D14, diode D15, diode D16 and diode D17；
Wherein, the positive pole of diode D9 and diode D11 is connected with power supply device I5 after connecting, the positive pole of diode D10, diode D12 and diode D14 is connected with power supply device I6 after connecting, the positive pole of diode D13 and diode D15 is connected with power supply device I7 after connecting, the positive pole of diode D16 is connected with power supply device I8, and the positive pole of diode D17 is connected with power supply device I9；
The negative pole of diode D9 and diode D10 is connected with electrical appliance R5 after connecting, the negative pole of diode D11, diode D12 and diode D13 is connected with electrical appliance R6 after connecting, and the negative pole of diode D14, diode D15, diode D16 and diode D17 is connected with electrical appliance R7 after connecting.
A kind of electrical energy distributor circuit for automobile the most according to claim 1; it is characterized in that; positive pole and/or the negative pole of at least one diode are also connected with protection circuit; protection circuit includes Transient Voltage Suppressor and electric capacity, ground connection behind one end of Transient Voltage Suppressor and one end connection of electric capacity.
A kind of electrical energy distributor circuit for automobile the most according to claim 1, it is characterised in that when the power supply that power supply device is for powering to corresponding electrical appliance, diode is power-type diode.
A kind of electrical energy distributor circuit for automobile the most according to claim 1, it is characterised in that when power supply device for during for providing the signal source of wake-up signal to corresponding electrical appliance, and diode is signal level diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410574682.7A CN104354660B (en) | 2014-10-24 | 2014-10-24 | Electric energy distribution circuit for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410574682.7A CN104354660B (en) | 2014-10-24 | 2014-10-24 | Electric energy distribution circuit for automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104354660A CN104354660A (en) | 2015-02-18 |
| CN104354660B true CN104354660B (en) | 2017-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410574682.7A Expired - Fee Related CN104354660B (en) | 2014-10-24 | 2014-10-24 | Electric energy distribution circuit for automobile |
Country Status (1)
| Country | Link |
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| CN (1) | CN104354660B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106696855A (en) * | 2016-12-30 | 2017-05-24 | 国家海洋局天津海水淡化与综合利用研究所 | Automobile-mounted portable bathing device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10231089A1 (en) * | 2002-07-10 | 2004-01-22 | Robert Bosch Gmbh | Device for selecting power supply in on-board electrical system has first, second energy sources connected to load via diode arrangements configured with greater voltage drop across second than first |
| FR2896211B1 (en) * | 2006-01-19 | 2009-07-03 | Renault Sas | ELECTRICAL MANAGEMENT DEVICE FOR POWER SUPPLY OF VEHICLE |
| CN102555951B (en) * | 2012-01-16 | 2014-05-28 | 河南科技大学 | Whole automobile controller awakening method and circuit for new energy automobile |
| CN203289317U (en) * | 2013-04-27 | 2013-11-13 | 上海采埃孚转向系统有限公司 | Gateway power circuit used for electric power steering system |
| CN103915882B (en) * | 2014-04-01 | 2017-01-04 | 深圳市理邦精密仪器股份有限公司 | A kind of many power sources in parallel input circuit |
| CN204236385U (en) * | 2014-10-24 | 2015-04-01 | 华晨汽车集团控股有限公司 | A kind of electrical energy distributor circuit for automobile |
-
2014
- 2014-10-24 CN CN201410574682.7A patent/CN104354660B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN104354660A (en) | 2015-02-18 |
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