CN215705698U - New forms of energy car high pressure distribution system - Google Patents
New forms of energy car high pressure distribution system Download PDFInfo
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- CN215705698U CN215705698U CN202122088793.5U CN202122088793U CN215705698U CN 215705698 U CN215705698 U CN 215705698U CN 202122088793 U CN202122088793 U CN 202122088793U CN 215705698 U CN215705698 U CN 215705698U
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Abstract
The utility model relates to the technical field of new energy vehicles, in particular to a high-voltage distribution system of a new energy vehicle, which comprises a power battery pack, a high-voltage distributor and a controller, wherein the electric input end of the high-voltage distributor is electrically connected with the power battery pack, and the high-voltage distributor is provided with a charging interface and a power supply output port for supplying power to the controller. A high-voltage distributor is introduced into a new energy automobile, and multi-path voltage division output is carried out on a power supply of a power battery pack. The system not only can distribute corresponding voltage according to the voltage of each different controller, but also can charge the power battery pack through the charging interface. Energy of the power battery pack is reasonably distributed and efficiently output in parallel, and the energy utilization rate is improved; on the other hand, the power battery pack is isolated from the charger through the high-voltage distributor, so that the charging safety of the battery is effectively protected; in the charging process, the high-voltage distributor also has the effect of isolating the charger from the controller during charging, so that the controller is prevented from being impacted by peak voltage, and the protection effect is achieved.
Description
Technical Field
The utility model relates to the technical field of new energy vehicles, in particular to a high-pressure distribution system of a new energy vehicle.
Background
At present, the new energy automobile generally adopts an alternating current motor, so that a motor controller is required to convert direct current provided by a high-voltage battery into alternating current. The motor controller cannot be directly connected with high voltage, and if the motor controller is directly connected with the charger during charging, the service life of the charger can be shortened. Meanwhile, the motor controller has a certain voltage range, when the charger works, the charging voltage is larger than the voltage of the battery, the instantaneous voltage may have a peak, and if the voltage is too large, the motor controller is possibly damaged.
On the other hand, as the new energy automobile is still in a research and development stage at present, the use cost of each part is higher, and although each part has a protection device, the protection device is used as a whole automobile control device, and a device is required to be additionally arranged outside to protect the parts. Therefore, under the condition of ensuring the energy utilization rate, how to reduce the cost and optimize the energy distribution becomes a technical problem to be solved urgently for the new energy automobile.
Disclosure of Invention
The utility model provides a high-pressure distribution system of a new energy vehicle, which solves the technical problems of high cost and low energy distribution utilization rate of the new energy vehicle.
The utility model provides a high-voltage distribution system of a new energy vehicle, which comprises a power battery pack, a high-voltage distributor and a controller, wherein the electric input end of the high-voltage distributor is electrically connected with the power battery pack, and the high-voltage distributor is provided with a charging interface for connecting a charger and a power supply output port for supplying power to the controller.
Optionally, the controller includes a steering frequency converter, a motor frequency converter and an air conditioner frequency converter, and the high-voltage distributor is provided with a plurality of power outlets with different voltages, which are respectively used for supplying power to the steering frequency converter, the motor frequency converter and the air conditioner frequency converter.
Optionally, the output end of the steering frequency converter is electrically connected with a steering motor, the output end of the motor frequency converter is electrically connected with a power motor, and the output end of the air conditioner frequency converter is electrically connected with a motor compressor.
Optionally, the charging interface includes a fast charging interface and a slow charging interface, the fast charging interface is electrically connected to the fast charging socket, and the slow charging interface is electrically connected to the slow charging socket through a charger.
Optionally, a fuse is provided at the charging interface.
Optionally, a surge protection circuit is arranged at the power output port.
Optionally, the high voltage distributor is further provided with an electrical interface for supplying power to the electric heating PTC.
Has the advantages that: the utility model provides a high-voltage distribution system of a new energy vehicle, which comprises a power battery pack, a high-voltage distributor and a controller, wherein the electric input end of the high-voltage distributor is electrically connected with the power battery pack, and the high-voltage distributor is provided with a charging interface and a power supply output port for supplying power to the controller. A high-voltage distributor is introduced into a new energy automobile, and multi-path voltage division output is carried out on a power supply of a power battery pack. The system not only can distribute corresponding voltage according to the voltage of each different controller, but also can charge the power battery pack through the charging interface. Energy of the power battery pack is reasonably distributed and efficiently output in parallel, and the energy utilization rate is improved; on the other hand, the power battery pack is isolated from the charger through the high-voltage distributor, so that the charging safety of the battery is effectively protected; in the charging process, the high-voltage distributor also has the effect of isolating the charger from the controller during charging, so that the controller is prevented from being impacted by peak voltage, and the protection effect is achieved.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:
fig. 1 is a schematic design diagram of a high-pressure distribution system of a new energy vehicle according to the present invention.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model. The utility model is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, the utility model provides a high-voltage distribution system of a new energy vehicle, which comprises a power battery pack, a high-voltage distributor and a controller, wherein an electric input end of the high-voltage distributor is electrically connected with the power battery pack, and the high-voltage distributor is provided with a charging interface and a power supply output port for supplying power to the controller. A high-voltage distributor is introduced into a new energy automobile, and multi-path voltage division output is carried out on a power supply of a power battery pack. The system not only can distribute corresponding voltage according to the voltage of each different controller, but also can charge the power battery pack through the charging interface. Energy of the power battery pack is reasonably distributed and efficiently output in parallel, and the energy utilization rate is improved; on the other hand, the power battery pack is isolated from the charger through the high-voltage distributor, so that the charging safety of the battery is effectively protected; in the charging process, the high-voltage distributor also has the effect of isolating the charger from the controller during charging, so that the controller is prevented from being impacted by peak voltage, and the protection effect is achieved.
The high-voltage distributor is a power distributor, and not only plays a role in energy distribution, but also plays a role in protecting various downstream electronic components, particularly a controller, from surge.
Optionally, the controller includes a steering frequency converter, a motor frequency converter and an air conditioner frequency converter, and the high-voltage distributor is provided with a plurality of power outlets with different voltages, which are respectively used for supplying power to the steering frequency converter, the motor frequency converter and the air conditioner frequency converter. The controller herein includes not only the above mentioned categories, but also other categories, which are not exhaustive here. The power supply voltage may be distributed according to the number and voltage of the power supply outlets of the controller.
According to the optional scheme, the output end of the steering frequency converter is electrically connected with the steering motor, the output end of the motor frequency converter is electrically connected with the power motor, and the output end of the air conditioner frequency converter is electrically connected with the motor compressor. The controllers are respectively used for supplying power to corresponding electronic devices, so that the controllers are not interfered with each other, the safety of the circuit is improved, and the risks of electromagnetic interference and short circuit are reduced.
Optionally, the charging interface includes a fast charging interface and a slow charging interface, the fast charging interface is electrically connected to the fast charging socket, and the slow charging interface is electrically connected to the slow charging socket through a charger.
Optionally, a fuse is disposed at the charging interface. The fuse plays the structure of protection circuit, automatic fusing when the short circuit appears when charging. Wherein, the fuse can use with the contactor cooperation, belongs to prior art, and no longer gives unnecessary details here, and direct use can.
Optionally, a surge protection circuit is arranged at the power output port. A simple surge protection circuit is generally formed by connecting a diode and a resistor in parallel, and will not be described in detail herein. The surge protection circuit mainly plays a role in protecting the controller and prevents large current from impacting and damaging the controller.
Optionally, the high-voltage distributor is further provided with an electrical interface for supplying power to the electric heating PTC. According to the power consumption requirement of electronic devices in the new energy automobile, the high-voltage distributor can be expanded in power supply interface.
In a specific implementation scene, the system comprises a power battery pack and a box body, wherein a high-voltage distributor is fixed in the box body, and a battery pack positive connector, a Hall sensor, a heating element fuse, a heating element contactor, a main contactor, a battery pack negative connector, a quick-charging fuse, a slow-charging fuse, a quick-charging contactor, a slow-charging contactor, a quick-charging positive connector, a motor positive connector, a signal connector, a quick-charging negative connector, a motor negative connector, a slow-charging connector and a battery manager are all electrically connected with different power output interfaces of the high-voltage distributor.
Has the advantages that: the utility model provides a high-voltage distribution system of a new energy vehicle, which comprises a power battery pack, a high-voltage distributor and a controller, wherein the electric input end of the high-voltage distributor is electrically connected with the power battery pack, and the high-voltage distributor is provided with a charging interface and a power supply output port for supplying power to the controller. A high-voltage distributor is introduced into a new energy automobile, and multi-path voltage division output is carried out on a power supply of a power battery pack. The system not only can distribute corresponding voltage according to the voltage of each different controller, but also can charge the power battery pack through the charging interface. Energy of the power battery pack is reasonably distributed and efficiently output in parallel, and the energy utilization rate is improved; on the other hand, the power battery pack is isolated from the charger through the high-voltage distributor, so that the charging safety of the battery is effectively protected; in the charging process, the high-voltage distributor also has the effect of isolating the charger from the controller during charging, so that the controller is prevented from being impacted by peak voltage, and the protection effect is achieved. The foregoing is merely a preferred embodiment of the utility model and is not intended to limit the utility model in any manner; the present invention may be readily implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the utility model as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a new energy automobile high pressure distribution system, includes power battery group, its characterized in that still includes high pressure distributor and controller, high pressure distributor's electric input end with power battery group electricity is connected, high pressure distributor is equipped with the power delivery outlet that is used for connecting the interface that charges of charger and is used for supplying power for the controller.
2. The new energy vehicle high-voltage distribution system according to claim 1, wherein the controller comprises a steering frequency converter, a motor frequency converter and an air-conditioning frequency converter, and the high-voltage distribution device is provided with a plurality of power outlets with different voltages for supplying power to the steering frequency converter, the motor frequency converter and the air-conditioning frequency converter respectively.
3. The high-pressure distribution system of the new energy vehicle as claimed in claim 2, wherein the output end of the steering frequency converter is electrically connected with a steering motor, the output end of the motor frequency converter is electrically connected with a power motor, and the output end of the air-conditioning frequency converter is electrically connected with a motor compressor.
4. The high-voltage distribution system for the new energy vehicles as claimed in claim 1, wherein the charging interface includes a fast charging interface and a slow charging interface, the fast charging interface is electrically connected to a fast charging socket, and the slow charging interface is electrically connected to a slow charging socket through a charger.
5. The new energy vehicle high-voltage distribution system according to claim 1 or 4, wherein a fuse is arranged at the charging interface.
6. The new energy vehicle high-pressure distribution system according to claim 1, wherein a surge protection circuit is arranged at the power outlet.
7. The new energy vehicle high-voltage distribution system according to claim 1, wherein the high-voltage distributor is further provided with an electrical interface for supplying power to an electric heating PTC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122088793.5U CN215705698U (en) | 2021-08-31 | 2021-08-31 | New forms of energy car high pressure distribution system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122088793.5U CN215705698U (en) | 2021-08-31 | 2021-08-31 | New forms of energy car high pressure distribution system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215705698U true CN215705698U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122088793.5U Active CN215705698U (en) | 2021-08-31 | 2021-08-31 | New forms of energy car high pressure distribution system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215705698U (en) |
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2021
- 2021-08-31 CN CN202122088793.5U patent/CN215705698U/en active Active
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