CN219420316U - High-voltage power supply manager - Google Patents
High-voltage power supply manager Download PDFInfo
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- CN219420316U CN219420316U CN202320289734.0U CN202320289734U CN219420316U CN 219420316 U CN219420316 U CN 219420316U CN 202320289734 U CN202320289734 U CN 202320289734U CN 219420316 U CN219420316 U CN 219420316U
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- main control
- control board
- relay
- box body
- electrically connected
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The application relates to a high-voltage power manager, which is suitable for 270V power management and power distribution of an unmanned aerial vehicle. The main control board is arranged to generate and send out power distribution instructions to control the on/off of the relay. The relay is arranged to control the on/off of the corresponding circuit, so that the purpose of power distribution is achieved. Through setting up the shield plate and isolating 270V distribution area relay and low pressure control main control board district, reduce or avoid the mutual interference between the two. Compared with the traditional high-voltage power manager, the interference of the high-voltage loop to the low-voltage control system in the electric energy management device is effectively reduced.
Description
Technical Field
The utility model belongs to the technical field of high-voltage power distribution tools, and particularly relates to a high-voltage power supply manager.
Background
In order to orderly supply the generated electric energy to each power utilization platform of the unmanned aerial vehicle, a power supply and distribution system of the unmanned aerial vehicle needs to be provided with an electric energy management device to orderly manage the supply of the electric energy.
The management of the high-voltage power supply generally sets a main controller to perform switching control on and off of the high-voltage relay. At present, the traditional design of the electric energy management device does not consider the problem of electromagnetic compatibility, and the high current of the high-voltage loop of the unmanned aerial vehicle system often easily causes interference to low-voltage systems such as low-voltage control and communication.
How to reduce the interference of the high-voltage loop to the low-voltage control system in the electric energy management device is a problem to be solved by those skilled in the art.
Disclosure of Invention
In order to reduce interference of a high-voltage loop to a low-voltage control system in an electric energy management device, the application provides a high-voltage power manager.
In order to solve the problem, the high-voltage power supply manager provided by the utility model comprises:
the device comprises a box body, sealing rubber strips, a relay, a main control board and a shielding plate;
the box body is provided with an upper cover plate, the upper cover plate is connected with the box body through bolts, grooves are formed in the upper cover plate and the box body, the grooves are matched with the sealing rubber strips, the sealing rubber strips are located between the upper cover plate and the box body, and the relay, the main control board and the shielding plate are located inside the box body;
the number of the relays is more than two, and the relays are arranged adjacent to one side wall of the box body;
the main control board is suitable for being electrically connected with the controller for communication, the output end of the main control board is electrically connected with the signal end of the relay, and the main control board is arranged on one side of the relay, which is away from the box body;
the shielding plate is arranged between the main control board and the relay.
In one possible implementation, the device further comprises a waterproof ventilation valve;
the box is provided with ventilation holes in a penetrating mode, and the waterproof ventilation valve covers the ventilation holes.
In one possible implementation, the device further comprises a voltage acquisition board;
the number of the voltage acquisition boards is consistent with that of the relays, the input ends of the voltage acquisition boards are connected in parallel with the two ends of the relays, and the output ends of the voltage acquisition boards are electrically connected with the main control board.
In one possible implementation, the device further comprises a current sensor;
the number of the current sensors is consistent with that of the relays, the input ends of the current sensors penetrate through the input ends of the relays, and the output ends of the current sensors are electrically connected with the main control board.
In one possible implementation, the device further comprises a bus bar copper and an insulation detector board;
the input end and the output end of the relay are respectively and electrically connected with the anode and the cathode of the busbar copper bar, the input end of the insulation detector board is electrically connected with the busbar copper bar, and the output end of the insulation detector board is electrically connected with the main control board for communication.
In one possible implementation, the plug further comprises an aerial plug;
the aviation plug is more than two, aviation plug includes communication debugging aviation plug, communication debugging aviation plug with the main control board electricity is connected.
In one possible implementation, the aerial plug further comprises a power distribution aerial plug;
the power distribution aerial plug is electrically connected with one end of the main relay.
In one possible implementation, the system further comprises a data logger board;
the data recorder board is electrically connected with the main control board, and the data recorder board is suitable for acquiring operation data.
In one possible implementation, the device further comprises a shock pad;
the outer side wall of the box body is provided with the shock pad, and the number of the shock pad is more than two.
The method is suitable for 270V power management and power distribution of the unmanned aerial vehicle. The main control board is arranged to generate and send out power distribution instructions to control the on/off of the relay. The relay is arranged to control the on/off of the corresponding circuit, so that the purpose of power distribution is achieved. Through setting up the shield plate and isolating 270V distribution area relay and low pressure control main control board district, reduce or avoid the mutual interference between the two. Compared with the traditional high-voltage power manager, the interference of the high-voltage loop to the low-voltage control system in the electric energy management device is effectively reduced.
Drawings
FIG. 1 shows a schematic diagram of a high voltage power manager of an embodiment of the present application;
FIG. 2 illustrates a front view of a high voltage power manager of an embodiment of the present application;
FIG. 3 illustrates a side view of a high voltage power manager of an embodiment of the present application;
FIG. 4 illustrates a top view of a high voltage power manager of an embodiment of the present application;
fig. 5 shows a schematic diagram of a relay according to an embodiment of the present application.
Detailed Description
Various exemplary embodiments, features and aspects of the present application will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers indicate identical or functionally similar elements. Although various aspects of the embodiments are illustrated in the accompanying drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
It should be understood, however, that the terms "center," "longitudinal," "transverse," "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counter-clockwise," "axial," "radial," "circumferential," and the like indicate or are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the utility model or simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The word "exemplary" is used herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.
In addition, numerous specific details are set forth in the following detailed description in order to provide a better understanding of the present application. It will be understood by those skilled in the art that the present application may be practiced without some of these specific details. In some instances, methods, means, elements, and circuits have not been described in detail as not to unnecessarily obscure the present application.
FIG. 1 shows a schematic diagram of a high voltage power manager according to an embodiment of the present application; FIG. 2 illustrates a front view of a high voltage power manager according to an embodiment of the present application; FIG. 3 illustrates a side view of a high voltage power manager according to an embodiment of the present application; FIG. 4 illustrates a top view of a high voltage power manager according to an embodiment of the present application; fig. 5 shows a schematic diagram of a relay according to an embodiment of the present application.
As shown in fig. 1, the high voltage power manager includes: the box body 100, the sealing rubber strip, the relay 200, the main control board 300 and the shielding plate 400; the box body 100 is provided with an upper cover plate 110, the upper cover plate 110 is connected with the box body 100 through bolts, the upper cover plate 110 and the box body 100 are provided with grooves, the grooves are matched with sealing rubber strips, the sealing rubber strips are positioned between the upper cover plate 110 and the box body 100, and the relay 200, the main control board 300 and the shielding plate 400 are positioned in the box body 100; more than two relays 200 are arranged, and the relays 200 are arranged adjacent to one side wall of the box body 100; the main control board 300 is suitable for being electrically connected with the controller for communication, the output end of the main control board 300 is electrically connected with the signal end of the relay 200, and the main control board 300 is arranged on one side of the relay 200, which is away from the box body 100; the shielding plate 400 is disposed between the main control board 300 and the relay 200.
The method is suitable for 270V power management and power distribution of the unmanned aerial vehicle. The main control board 300 is arranged to generate and send out power distribution instructions to control the on or off of the relay 200. The relay 200 is arranged to control the on/off of the corresponding circuit, thereby achieving the purpose of power distribution. The 270V distribution area relay 200 is isolated from the low-voltage control main control board 300 by arranging the shielding plate 400, so that mutual interference between the 270V distribution area relay and the low-voltage control main control board is reduced or avoided. Compared with the traditional high-voltage power manager, the interference of the high-voltage loop to the low-voltage control system in the electric energy management device is effectively reduced. The upper cover plate 110 is arranged on the box body 100, so that assembly, disassembly and adjustment are convenient, and daily debugging and maintenance are convenient. A sealing rubber strip is arranged between the upper cover plate 110 and the box body 100, so that the sealing performance of the application is improved.
In one possible implementation, the relay 200 is electrically connected to the main control board 300 using twisted pair wires, which is easy to operate.
In one possible implementation, the type of relay 200 may be selected according to the specific circumstances, and the relay 200 may preferably be a JGXB21-AA relay for 270V high voltage input and output. The relay may preferably be an HV270-J100 relay for input and output of 270V high voltage.
In one possible implementation, to prevent damaging the inductive load at the back end, a pre-charge circuit is connected in parallel across the relay 200, the pre-charge circuit comprising a pre-charge relay and a pre-charge resistor connected in series, the pre-charge relay may preferably be a JGX202DC relay.
In one possible implementation, a precharge resistor is provided at the front side of the case 100, and the precharge resistor is fixed to the case 100 by fastening bolts.
In one possible implementation, the voltage acquisition board 500 is further included; the number of the voltage acquisition boards 500 is consistent with that of the relays 200, the input ends of the voltage acquisition boards 500 are connected in parallel with the two ends of the relays 200, and the output ends of the voltage acquisition boards 500 are electrically connected with the main control board 300.
In one possible implementation, current sensor 600 is also included; the number of the current sensors 600 is identical to that of the relays 200, the input ends of the current sensors 600 are arranged throughout the input ends of the relays 200, and the output ends of the current sensors 600 are electrically connected with the main control board 300.
In one possible implementation, the device further comprises a bracket; the current sensor 600 is connected with a bracket, and the bracket is abutted with the inner side wall of the box body 100, so that the connection stability of the current sensor 600 in the box body 100 is improved.
In one possible implementation manner, the current transformer box further comprises a supporting seat, and the supporting seat is located between the current transformer and the inner side wall of the box body 100 and plays a role in damping.
In one possible implementation, further includes a buss bar and insulation detector board 700; the input end and the output end of the relay 200 are respectively electrically connected with the anode and the cathode of the bus bar copper, the input end of the insulation detector board 700 is electrically connected with the bus bar copper, the output end of the insulation detector board 700 is electrically connected with the main control board 300 for communication, and the main control board 300 is electrically connected with the flight control computer of the unmanned aerial vehicle. This application is applicable to carrying out 270V's high voltage distribution, for the electrical safety consideration, needs to carry out insulation detection, and insulation detector board 700 makes the judgement according to the information that detects, sends the warning to main control board 300 if necessary, is requested insulation alarm to unmanned aerial vehicle flight control computer by main control board 300, reminds the staff to handle.
In one possible implementation, the insulation detector board 700, the voltage acquisition board 500, and the main control board 300 are electrically connected using twisted pair wires.
In one possible implementation, the plug further comprises an aerial plug; the aviation plug is more than two, and the aviation plug includes communication debugging aviation plug, and communication debugging aviation plug includes control signal aviation socket, CAN communication aviation socket, debugging aviation socket, 422 communication aviation socket. The communication debugging aviation plug is electrically connected with the main control board 300. The main control board 300 performs internal debugging, receives external instructions, connects with a power supply, and the like through the aviation plug. The aviation plug is a standard element, and is more convenient and quick to connect with the outside.
In one possible implementation, the aerial plug further comprises a power distribution aerial plug; the power strip includes a 270VDC input socket, a 270V ground power input socket, a 270VDC battery power socket, and a 28VDC power socket. The power distribution strip is electrically connected to one end of main relay 200. The aviation plug is a standard element, and is more convenient and quick to connect with the outside.
In one possible implementation manner, the aviation plug and the outer side wall of the box body 100 are subjected to sealing treatment, and a sealing rubber strip is arranged between the aviation plug and the outer side wall of the box body 100, so that the sealing performance of the application is improved.
In one possible implementation, a waterproof and breathable valve 800 is also included; the case 100 is provided with ventilation holes therethrough, and the waterproof ventilation valve 800 is provided to cover the ventilation holes. The upper cover plate 110 and the aviation plug are provided with sealing rubber strips, other components are also in sealing installation, and an air ventilation device is required to be arranged, so that the stability of the application is maintained.
In one possible implementation, the system further comprises a data logger board 900; the data logger board 900 is electrically connected to the main control board 300, the data logger board 900 being adapted to obtain operational data. The high-voltage power manager plays a very important role on a modern unmanned plane platform, plays a role in controlling and managing the whole power consumption of the aircraft, and when a distribution box breaks down, the normal use of the airborne avionics equipment is affected, the power consumption of the aircraft platform is interrupted, the flight safety of the aircraft is affected, the power manager breaks down for a plurality of reasons, the high-voltage power manager cannot be effectively prevented and avoided in the prior art, and when the high-voltage power manager breaks down, the fault reasons are difficult to be checked in the later stage due to the lack of records of equipment operation data. By arranging the data recorder board 900, the later checking data is convenient, and faults are checked.
In one possible implementation, the device further comprises a shock pad; the outer side wall of the box 100 is provided with shock pads, and the shock pads are more than two, and have certain shock absorption effect.
In one possible implementation, as shown in fig. 2 to 4, a side of the case 100 is provided with four supporting feet, which are fixed to the ground by anchor bolts, to increase the stability of the present application.
In one possible implementation, a side of the supporting foot facing the ground is provided with a shock pad, which has a certain shock absorbing effect.
The embodiments of the present application have been described above, the foregoing description is exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or the improvement of technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.
Claims (9)
1. A high voltage power supply manager, comprising:
the device comprises a box body, sealing rubber strips, a relay, a main control board and a shielding plate;
the box body is provided with an upper cover plate, the upper cover plate is connected with the box body through bolts, grooves are formed in the upper cover plate and the box body, the grooves are matched with the sealing rubber strips, the sealing rubber strips are located between the upper cover plate and the box body, and the relay, the main control board and the shielding plate are located inside the box body;
the number of the relays is more than two, and the relays are arranged adjacent to one side wall of the box body;
the main control board is suitable for being electrically connected with the controller for communication, the output end of the main control board is electrically connected with the signal end of the relay, and the main control board is arranged on one side of the relay, which is away from the box body;
the shielding plate is arranged between the main control board and the relay.
2. The high voltage power supply manager of claim 1, further comprising a waterproof ventilation valve;
the box is provided with ventilation holes in a penetrating mode, and the waterproof ventilation valve covers the ventilation holes.
3. The high voltage power manager of claim 1, further comprising a voltage acquisition board;
the number of the voltage acquisition boards is consistent with that of the relays, the input ends of the voltage acquisition boards are connected in parallel with the two ends of the relays, and the output ends of the voltage acquisition boards are electrically connected with the main control board.
4. The high voltage power manager of claim 1, further comprising a current sensor;
the number of the current sensors is consistent with that of the relays, the input ends of the current sensors penetrate through the input ends of the relays, and the output ends of the current sensors are electrically connected with the main control board.
5. The high voltage power manager of claim 1, further comprising a buss bar and an insulation detector board;
the input end and the output end of the relay are respectively and electrically connected with the anode and the cathode of the busbar copper bar, the input end of the insulation detector board is electrically connected with the busbar copper bar, and the output end of the insulation detector board is electrically connected with the main control board for communication.
6. The high voltage power manager of claim 1, further comprising an aviation plug;
the aviation plug is more than two, aviation plug includes communication debugging aviation plug, communication debugging aviation plug with the main control board electricity is connected.
7. The high voltage power manager of claim 6, wherein the aerial plug further comprises an electrical distribution aerial plug;
the power distribution aerial plug is electrically connected with one end of the relay.
8. The high voltage power manager according to any of claims 1 to 7, further comprising a data logger board;
the data recorder board is electrically connected with the main control board, and the data recorder board is suitable for acquiring operation data.
9. The high voltage power manager of claim 8, further comprising a shock pad;
the outer side wall of the box body is provided with the shock pad, and the number of the shock pad is more than two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320289734.0U CN219420316U (en) | 2023-02-17 | 2023-02-17 | High-voltage power supply manager |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320289734.0U CN219420316U (en) | 2023-02-17 | 2023-02-17 | High-voltage power supply manager |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219420316U true CN219420316U (en) | 2023-07-25 |
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ID=87206598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320289734.0U Active CN219420316U (en) | 2023-02-17 | 2023-02-17 | High-voltage power supply manager |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219420316U (en) |
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2023
- 2023-02-17 CN CN202320289734.0U patent/CN219420316U/en active Active
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