CN106207899B - High voltage distribution box - Google Patents
High voltage distribution box Download PDFInfo
- Publication number
- CN106207899B CN106207899B CN201610764062.9A CN201610764062A CN106207899B CN 106207899 B CN106207899 B CN 106207899B CN 201610764062 A CN201610764062 A CN 201610764062A CN 106207899 B CN106207899 B CN 106207899B
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- CN
- China
- Prior art keywords
- ptc
- electrically connected
- babinet
- insurance
- compressor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/081—Bases, casings or covers
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of high voltage distribution boxes, it includes babinet and case lid, case lid is mounted on babinet, the junction of babinet and case lid is equipped with gasket, compressor interface is offered on babinet, PTC interfaces, direct-current charging interface, control signaling interface, DC/DC interfaces, electric machine controller interface, battery packet interface, it is divided into upper layer and lower layer in babinet, main contactor is installed in the lower layer of babinet, preliminary filling contactor, negative bus-bar, PTC contactors and DC charging contactor, main insurance is installed on the upper layer of babinet, voltage acquisition copper bar, it uncaps detection switch, AC charging is insured, compressor insures, DC/DC insures, PTC insures and insulated mounting plate, the present invention has miniaturization, the characteristics of highly integrated and high security.
Description
Technical field
The present invention relates to pure electric automobile high voltage distribution box technical fields, and in particular to a kind of high voltage distribution box.
Background technology
Existing electric automobile high-voltage block terminal is bulky, integration degree is not high, and does not have and power on feedback, voltage inspection
It surveys and uncaps defencive function.Huge volume increases the weight of automobile, causes unnecessary energy waste；Full Vehicle System cannot
The working condition for detecting high voltage distribution box, to judge each electricity consumption device working condition, if the operator in maintenance maintenance
Forget deenergization, it will cause the danger got an electric shock.
Invention content
The present invention overcomes the deficiencies in the prior art, a kind of miniaturization, highly integrated and high security high voltage power distribution are provided
Box.
In order to solve the above technical problems, the present invention uses following technical scheme：
A kind of high voltage distribution box, it includes babinet and case lid, and the case lid is mounted on babinet, the babinet and case lid
Junction is equipped with gasket, and compressor interface, PTC interfaces, direct-current charging interface, control signal are offered on the babinet and is connect
Mouth, DC/DC interfaces, electric machine controller interface, battery packet interface are divided into upper layer and lower layer in the babinet, under the babinet
Layer is equipped with main contactor, preliminary filling contactor, negative bus-bar, PTC contactors and DC charging contactor, in the babinet
Upper layer be equipped with main insurance, voltage acquisition copper bar, detection switch of uncapping, AC charging insurance, compressor insurance, DC/DC insurance,
PTC insures and insulated mounting plate, and the anode of the DC power supply is electrically connected with one end of DC charging contactor, and DC charging connects
The other end of tentaculum is electrically connected with the anode of battery pack, and the anode of the AC power and one end of AC charging insurance are electrically connected
It connects, the other end of AC charging insurance is electrically connected with the anode of one end of main insurance and battery pack respectively, and the battery pack is just
Pole is electrically connected with one end of preliminary filling contactor, and the other end of preliminary filling contactor is electrically connected with one end of main contactor, main contactor
The other end with it is main insurance be electrically connected, one end of the main insurance is electrically connected with electric machine controller anode, the other end of main insurance
One end by voltage acquisition copper bar respectively with one end of compressor insurance, one end of DC/DC insurances and PTC insurances is electrically connected
It connects, the other end of the compressor insurance is electrically connected with compressor anode, the other end and the DC/DC anodes of the DC/DC insurances
The other end of electrical connection, the PTC insurances is electrically connected with one end of PTC contactors, the other end and the PTC anodes of PTC contactors
It is electrically connected, the position in the babinet close to case lid is equipped with detection switch of uncapping.
Further technical solution is that the cathode of the battery pack is negative with DC power supply respectively by negative bus-bar
Pole, the cathode of AC power, electric machine controller cathode, DC/DC cathode, compressor cathode and the electrical connection of PTC cathode.
Further technical solution is that the AC charging insurance, compressor insurance, DC/DC insurances and PTC insurances are equal
On insulated mounting plate.
Further technical solution is that the anode of the DC power supply passes through conducting wire and direct current by direct-current charging interface
One end of charging contactor is electrically connected, and the other end of DC charging contactor passes through conducting wire and battery pack by battery packet interface
Anode electrical connection.
Further technical solution is, the anode of the AC power is filled by conducting wire with exchanging by DC/DC interfaces
The other end of one end electrical connection of electricity insurance, AC charging insurance passes through the anode electricity of conducting wire and battery pack by battery packet interface
Connection.
Further technical solution is that the other end of the compressor insurance passes through conducting wire and pressure by compressor interface
Contracting machine anode is electrically connected, the other end of DC/DC insurance by DC/DC interfaces by conducting wire with
DC/DC anodes are electrically connected, and the other end of the PTC insurances is electrically connected with one end of PTC contactors, PTC contactors
The other end be electrically connected with PTC anodes by conducting wire by PTC interfaces.
Further technical solution is that the position in the babinet close to case lid is equipped with detection switch of uncapping, described
Detection switch of uncapping is electrically connected by controlling signaling interface with electric vehicle controller.
By being divided into upper layer and lower layer in babinet in the technical program, babinet lower layer is equipped with main contactor, preliminary filling connects
Tentaculum, negative bus-bar, PTC contactors and DC charging contactor are equipped with main insurance, voltage acquisition copper on babinet upper layer
Arrange, detection switch of uncapping, AC charging insurance, compressor insurance, DC/DC insurance, PTC insurance and insulated mounting plate, in this way may be used
To reduce the volume of high voltage distribution box, while by electrical equipments collection such as control, precharge, direct current, AC charging, distribution, protections
At in high voltage distribution box, to improve the integrated level of high voltage distribution box, while being detected to Full Vehicle System by auxiliary contact
Main contactor closure situation feedback signal is provided, increases voltage detecting on main copper bar and provides voltage condition to Full Vehicle System, increase
It increases lid detection switch and realizes defencive function of uncapping, facilitate maintenance conditions and improve security performance.
Compared with prior art, the beneficial effects of the invention are as follows：
1, Highgrade integration, high-voltage cage are integrated with DC charging control function, AC charging, electric machine controller, compressor,
PTC, DCDC distribution and defencive function, detection of uncapping, voltage detecting and main relay working condition detection function；
2, it minimizes, high-voltage cage uses bilevel distribution form, lower layer arrangement contactor, upper layer arrangement rapid wear device
Fuse, reduces the volume of high-voltage cage, and the repair of rapid wear device is facilitated to replace；
3, high security, each branch has fuse to be protected in high-voltage cage, it is therefore prevented that pacifies caused by equipment fault
Full accident；Voltage and contactor closure situation are monitored by voltage detecting and auxiliary contact detection, improve vehicle peace
Quan Xing；The opening and closing situation that case lid is detected by hatch emergency release cock, prevents operator from opening case lid in the case where not powering off, eliminates
The danger got an electric shock when safeguarding or because of maloperation.
Description of the drawings
Fig. 1 is the structure chart of the high voltage distribution box of an embodiment of the present invention.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the internal structure schematic diagram of the high voltage distribution box of an embodiment of the present invention.
Fig. 4 is the internal structure schematic diagram of the high voltage distribution box of another embodiment of the present invention.
As shown, wherein corresponding reference numeral is entitled：
1 babinet, 2 case lids, 3 compressor interfaces, 4PTC interfaces, 5 direct-current charging interfaces, 6 main contactors, 7 preliminary filling contactors,
8 control signaling interfaces, 9 main insurances, 10 voltage acquisition copper bars, 11DC/DC interfaces, 12 electric machine controller interfaces, 13 battery packs connect
Mouthful, 14 uncap detection switch, 15 AC chargings insurance, the insurance of 16 compressors, 17DC/DC insurances, 18PTC insurances, 19 insulation peaces
Loading board, 20 negative bus-bars, 21PTC contactors, 22 DC charging contactors.
Specific implementation mode
The present invention is further elaborated below in conjunction with the accompanying drawings.
High voltage distribution box as shown in Figs 1-4, it includes babinet 1 and case lid 2, and case lid 2 is mounted on babinet 1,1 He of babinet
The junction of case lid 2 is equipped with gasket, and compressor interface 3, PTC interfaces 4, direct-current charging interface 5, control are offered on babinet 1
Signaling interface 8 processed, DC/DC interfaces 11, electric machine controller interface 12, battery packet interface 13 are divided into upper layer and lower layer in babinet 1,
The lower layer of babinet 1 is equipped with main contactor 6, preliminary filling contactor 7, negative bus-bar 20, PTC contactors 21 and DC charging contact
Device 22, the upper layer of babinet 1 be equipped with it is main insurance 9, voltage acquisition copper bar 10, detection switch of uncapping 14, AC charging insurance 15,
Compressor insurance 16, DC/DC insurances 17, PTC insurances 18 and insulated mounting plate 19, the anode of DC power supply are contacted with DC charging
One end of device 22 is electrically connected, and the other end of DC charging contactor 22 is electrically connected with the anode of battery pack, the anode of AC power
With AC charging insurance 15 one end be electrically connected, AC charging insurance 15 the other end respectively with it is main insure 9 one end and battery
The anode electrical connection of packet, the anode of battery pack are electrically connected with one end of preliminary filling contactor 7, the other end of preliminary filling contactor 7 and master
One end of contactor 6 is electrically connected, and the other end of main contactor 6 is electrically connected with main insurance 9, and one end and the motor of main insurance 9 control
Device anode is electrically connected, and the other end of main insurance 9 insures 16 one end, DC/DC by voltage acquisition copper bar 10 with compressor respectively
One end electrical connection of one end of insurance 17 and PTC insurances 18, the other end of compressor insurance 16 are electrically connected with compressor anode,
The other end of DC/DC insurances 17 is electrically connected with DC/DC anodes, and one end of the other end and PTC contactors of PTC insurances 18 is electrically connected
It connects, the other end of PTC contactors is electrically connected with PTC anodes, and detection switch of uncapping is equipped with close to the position of case lid 2 in babinet 1
14, the cathode of battery pack by negative bus-bar 20 respectively with the cathode of DC power supply, the cathode of AC power, electric machine controller
Cathode, DC/DC cathode, compressor cathode and the electrical connection of PTC cathode.
According to one embodiment of present invention, AC charging insurance 15, compressor insurance 16, DC/DC insure 17 and PTC and protect
Danger 18 is installed on insulated mounting plate 19, and the anode of DC power supply passes through conducting wire and DC charging by direct-current charging interface 5
One end of contactor 22 is electrically connected, and the other end of DC charging contactor 22 passes through conducting wire and battery pack by battery packet interface 13
Anode electrical connection, one end that the anode of AC power insures 15 by DC/DC interfaces 11 by conducting wire and AC charging is electrically connected
It connects, the other end of AC charging insurance 15 is electrically connected by conducting wire with the anode of battery pack by battery packet interface 13, compressor
The other end of insurance 16 is electrically connected by conducting wire with compressor anode by compressor interface 3, the other end warp of DC/DC insurances 17
It crosses DC/DC interfaces 11 to be electrically connected with DC/DC anodes by conducting wire, one end of the other end and PTC contactors of PTC insurances 18 is electrically connected
It connects, the other end of PTC contactors is electrically connected by conducting wire with PTC anodes by PTC interfaces 4, close to the position of case lid 2 in babinet 1
It sets and detection switch 14 of uncapping is installed, detection switch of uncapping 14 is electrically connected by controlling signaling interface 8 with electric vehicle controller.
Working principle of the present invention is as follows：
High voltage distribution box tool is there are two types of charge mode, and the electric current that DC power supply generates when fast charge mode is through DC charging
Interface 5 enters high voltage distribution box, carries out charge control by DC charging contactor 22, electric current is through battery packet interface 13 to battery
Packet charges, and the electric current that AC power generates when trickle charge power mode enters high voltage distribution box through DC/DC interfaces 11, passes through exchange
Charging 15 pairs of battery packs of insurance charge；
When high voltage distribution box is to electric automobile whole distribution, the electric current that battery pack generates enters high pressure through battery packet interface 13
Block terminal first charges to equipment by the control of preliminary filling contactor 7, is adopted to pre-charge pressure by voltage acquisition copper bar 10
Collection, and communicated with the controller of electric automobile whole, after precharging voltage value reaches preset value, main contactor 6 is closed, and is opened
Begin to electricity consumption device distribution, electric current after main insurance 9 by electric machine controller interface 12 to electric machine controller distribution, through DC/DC
Insurance 17 after by DC/DC interfaces 11 to DC/DC power, through compressor insurance 16 after by compressor interface 3 to compressor into
Row distribution controls break-make, by PTC interfaces 4 to PTC distribution after PTC insurances 18 by PTC contactors 21.
The cathode of battery pack is input to high voltage distribution box, passes through cathode, the alternating current of negative bus-bar 20 and DC power supply
Cathode, electric machine controller cathode, DC/DC cathode, the compressor cathode in source are connected with PTC cathode.
Detection switch 14 of uncapping is installed to be detected to whether case lid is opened in high voltage distribution box, passes through and controls signaling interface
8 are communicated with the controller of electric automobile whole, and high voltage power supply will be automatically cut off after detecting that case lid is opened；Using auxiliary
Contact is helped to detect, the closure situation that high-voltage contact is detected with low-voltage signal monitors the working condition of main contactor in real time,
It is communicated with the controller of electric automobile whole by controlling signaling interface 8, allows Full Vehicle System energy timing monitoring high voltage power distribution
The working condition of box.
The essence of the present invention is described in detail in the above specific implementation mode, but can not be to protection scope of the present invention
It is limited, it should be apparent that, under the inspiration of the present invention, those of ordinary skill in the art can also carry out many improvement
And modification, it should be noted that these improvement and modification are all fallen within the claims of the present invention.
Claims (6)
1. a kind of high voltage distribution box, it includes babinet (1) and case lid (2), and the case lid (2) is mounted on babinet (1), feature
It is, the junction of the babinet (1) and case lid (2) is equipped with gasket, and compressor interface is offered on the babinet (1)
(3), PTC interfaces (4), direct-current charging interface (5), control signaling interface (8), DC/DC interfaces (11), electric machine controller interface
(12), battery packet interface (13), the babinet (1) is interior to be divided into upper layer and lower layer, and main contact is equipped in the lower layer of the babinet (1)
Device (6), preliminary filling contactor (7), negative bus-bar (20), PTC contactors (21) and DC charging contactor (22), in the case
The upper layer of body (1) is equipped with main insurance (9), voltage acquisition copper bar (10), detection switch of uncapping (14), AC charging insurance
(15), compressor insurance (16), DC/DC insurances (17), PTC insurances (18) and insulated mounting plate (19), the anode of DC power supply
It is electrically connected with one end of DC charging contactor (22), the other end of DC charging contactor (22) and the anode of battery pack are electrically connected
It connects, the anode of AC power is electrically connected with one end of AC charging insurance (15), and the other end difference of (15) is insured in AC charging
It is electrically connected with the anode of one end of main insurance (9) and battery pack, the anode of the battery pack and one end electricity of preliminary filling contactor (7)
Connection, the other end of preliminary filling contactor (7) are electrically connected with one end of main contactor (6), the other end and the main guarantor of main contactor (6)
One end of danger (9) electrical connection, the main insurance (9) is electrically connected with electric machine controller anode, and the other end of main insurance (9) passes through electricity
Pressure acquisition copper bar (10) insures the one end of (16) with compressor respectively, DC/DC insures the one end of (17) and PTC insures (18)
One end is electrically connected, and the other end of the compressor insurance (16) is electrically connected with compressor anode, and the DC/DC insures the another of (17)
One end is electrically connected with DC/DC anodes, and the other end of the PTC insurances (18) is electrically connected with one end of PTC contactors, PTC contacts
The other end of device is electrically connected with PTC anodes, and the position in the babinet (1) close to case lid (2) is equipped with detection switch of uncapping
(14)。
2. high voltage distribution box according to claim 1, which is characterized in that the cathode of the battery pack passes through negative bus-bar
(20) respectively with the cathode of DC power supply, the cathode of AC power, electric machine controller cathode, DC/DC cathode, compressor cathode and
PTC cathode are electrically connected.
3. high voltage distribution box according to claim 1 or 2, which is characterized in that the AC charging insurance (15), compressor
Insurance (16), DC/DC insurances (17) and PTC insurances (18) are installed on insulated mounting plate (19).
4. high voltage distribution box according to claim 1 or 2, which is characterized in that the anode of the DC power supply passes through direct current
Charging interface (5) is electrically connected by conducting wire with one end of DC charging contactor (22), DC charging contactor (22) it is another
End is electrically connected by conducting wire with the anode of battery pack by battery packet interface (13).
5. high voltage distribution box according to claim 1 or 2, which is characterized in that the other end of the compressor insurance (16)
It is electrically connected with compressor anode by conducting wire by compressor interface (3), the other end of the DC/DC insurances (17) passes through DC/
DC interfaces (11) are electrically connected by conducting wire with DC/DC anodes, one end of the other end and PTC contactors of the PTC insurances (18)
Electrical connection, the other end of PTC contactors are electrically connected by conducting wire with PTC anodes by PTC interfaces (4).
6. high voltage distribution box according to claim 1 or 2, which is characterized in that close to case lid (2) in the babinet (1)
Position is equipped with detection switch of uncapping (14), and the detection switch of uncapping (14) is by controlling signaling interface (8) and electric vehicle
Controller is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610764062.9A CN106207899B (en) | 2016-08-30 | 2016-08-30 | High voltage distribution box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610764062.9A CN106207899B (en) | 2016-08-30 | 2016-08-30 | High voltage distribution box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106207899A CN106207899A (en) | 2016-12-07 |
| CN106207899B true CN106207899B (en) | 2018-08-17 |
Family
ID=58088123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610764062.9A Active CN106207899B (en) | 2016-08-30 | 2016-08-30 | High voltage distribution box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106207899B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112109552A (en) * | 2019-06-21 | 2020-12-22 | 天津艾康尼克新能源汽车有限公司 | Automobile high-voltage power supply circuit, automobile and automobile power supply control method |
| CN110588353A (en) * | 2019-10-23 | 2019-12-20 | 杭州泰宏新能源技术有限公司 | Simple high-voltage distribution box |
| CN113872309A (en) * | 2020-06-30 | 2021-12-31 | 比亚迪股份有限公司 | Distribution box and vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104505782A (en) * | 2015-01-04 | 2015-04-08 | 浙江永贵电器股份有限公司 | High-voltage power supply distribution box assembly for new energy vehicle |
| CN105398342A (en) * | 2015-12-28 | 2016-03-16 | 四川永贵科技有限公司 | High-voltage power distribution box |
| CN205113032U (en) * | 2015-09-28 | 2016-03-30 | 中国第一汽车股份有限公司 | Case assembly is always controlled to new energy automobile high pressure |
| CN105459834A (en) * | 2016-01-25 | 2016-04-06 | 南京越博动力系统股份有限公司 | Multiple-protection high-voltage distribution box applied to new energy automobile |
| CN205439964U (en) * | 2015-11-20 | 2016-08-10 | 郑州比克新能源汽车有限公司 | High pressure cooling controlling means in electric automobile charged state |
| CN206060100U (en) * | 2016-08-30 | 2017-03-29 | 四川永贵科技有限公司 | High voltage distribution box |
-
2016
- 2016-08-30 CN CN201610764062.9A patent/CN106207899B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104505782A (en) * | 2015-01-04 | 2015-04-08 | 浙江永贵电器股份有限公司 | High-voltage power supply distribution box assembly for new energy vehicle |
| CN205113032U (en) * | 2015-09-28 | 2016-03-30 | 中国第一汽车股份有限公司 | Case assembly is always controlled to new energy automobile high pressure |
| CN205439964U (en) * | 2015-11-20 | 2016-08-10 | 郑州比克新能源汽车有限公司 | High pressure cooling controlling means in electric automobile charged state |
| CN105398342A (en) * | 2015-12-28 | 2016-03-16 | 四川永贵科技有限公司 | High-voltage power distribution box |
| CN105459834A (en) * | 2016-01-25 | 2016-04-06 | 南京越博动力系统股份有限公司 | Multiple-protection high-voltage distribution box applied to new energy automobile |
| CN206060100U (en) * | 2016-08-30 | 2017-03-29 | 四川永贵科技有限公司 | High voltage distribution box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106207899A (en) | 2016-12-07 |
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