CN215096882U - Overhead air conditioner electric control system - Google Patents
Overhead air conditioner electric control system Download PDFInfo
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- CN215096882U CN215096882U CN202120613884.3U CN202120613884U CN215096882U CN 215096882 U CN215096882 U CN 215096882U CN 202120613884 U CN202120613884 U CN 202120613884U CN 215096882 U CN215096882 U CN 215096882U
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Abstract
The utility model provides an overhead air conditioner electric control system, which comprises an installation base plate, wherein the installation base plate is provided with a power module, a high-voltage junction box, a pre-charging electric control box, a DCDC power supply, a main vehicle power supply connector and a protection box; the protection box is internally provided with a low-voltage controller and a low-voltage safety plate, the low-voltage safety plate is provided with a low-voltage safety plate leading-out terminal and an incoming line insulation binding post, the low-voltage controller is provided with a low-voltage controller leading-out terminal, and the low-voltage safety plate leading-out terminal and the low-voltage controller leading-out terminal are both arranged on the outer side of the protection box; one end of the incoming wire insulated wiring terminal is arranged on the outer side of the protection box, and a sealant is arranged between the incoming wire insulated wiring terminal and the side wall of the protection box. The system can meet the requirements of IP67 on waterproof and dustproof grades.
Description
Technical Field
The utility model relates to an on-vehicle air conditioner field, specific theory has related to an overhead type air conditioner electrical system.
Background
As a passenger car overhead air conditioner of a new energy passenger car, the use environment is severe, the environment of rain, snow and dust is tested all the year round, and the waterproof and dustproof grade of the electric control of the air conditioner is very important. As shown in fig. 1, the low-voltage safety board and the low-voltage controller in the bus overhead air-conditioning electric control assembly in the current market do not have waterproof and dustproof performance, and need to meet the waterproof and dustproof performance by virtue of an air-conditioning external structure, if the waterproof and dustproof performance of the electric control cabin is not in place, the low-voltage electric load can be damaged, the fire accident can be caused seriously or even, and the abnormal work and the direct influence on the service life of the controller are easily caused.
In order to solve the above problems, people are always seeking an ideal technical solution.
SUMMERY OF THE UTILITY MODEL
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: an overhead air conditioner electric control system comprises an installation base plate, wherein a power module, a high-voltage junction box, a pre-charging electric control box, a DCDC power supply, a main vehicle power supply connector and a protection box are arranged on the installation base plate;
the protection box is internally provided with a low-voltage controller and a low-voltage safety plate, the low-voltage safety plate is provided with a low-voltage safety plate leading-out terminal and an incoming line insulation binding post, the low-voltage controller is provided with a low-voltage controller leading-out terminal, and the low-voltage safety plate leading-out terminal and the low-voltage controller leading-out terminal are both arranged on the outer side of the protection box;
one end of the incoming line insulated wiring terminal is arranged on the outer side of the protection box, and sealant is arranged between the incoming line insulated wiring terminal and the side wall of the protection box;
the output end and the input end of the DCDC power supply are respectively in power-on connection with the low-voltage safety board and the pre-charging control box through leads, the power module is in power-on connection with the main vehicle power supply connector through a power line, the positive electrode of the high-voltage junction box is respectively in power-on connection with the power module and one positive electrode of the pre-charging control box, and one negative electrode of the pre-charging control box is in power-on connection with the negative electrode of the main vehicle power supply connector;
and the power module is provided with a low-voltage control port, and the low-voltage control port is connected with the leading-out terminal of the low-voltage controller.
Based on the above, the low-voltage safety plate is arranged on the inner side wall of the protection box.
Based on the above, the low-voltage controller is arranged at the bottom of the protection box.
Compared with the prior art, the top-mounted air conditioner electric control system provided by the utility model has substantial characteristics and progress, in particular to the top-mounted air conditioner electric control system which adopts a closed structure as a whole, integrates the low-voltage safety board and the low-voltage controller into a sealed protection box, and reserves the main inlet wire outside the protection box by the way of inlet wire insulating columns and gluing; the outgoing line of the low-voltage safety plate is led out by adopting a locking head and a waterproof plug-in, 16-path low-voltage load output can be supported to the maximum extent, the power utilization requirement of each low-voltage load can be completely met, and the protection box can meet the waterproof and dustproof grade requirement of an overhead air-conditioning electric control system IP 67.
Drawings
Fig. 1 is a schematic structural diagram of a conventional overhead type air conditioner electric control system.
Fig. 2 is a schematic structural view of an overhead air conditioner electric control system provided by the present invention.
Fig. 3 is a schematic view of a partial structure of an overhead air conditioner electric control system provided by the present invention.
In the figure: 1. a power module; 2. a high voltage junction box; 3. pre-charging the electric cabinet; 4. a DCDC power supply; 5. a low voltage rupture disc; 6. a low-voltage controller; 7. a low-voltage fuse board leading-out terminal; 8. a low-voltage controller leading-out terminal; 9. a protection box; 10. the main vehicle power connector.
Detailed Description
The technical solution of the present invention will be described in further detail through the following embodiments.
Example 1
The embodiment provides an overhead air conditioner electric control system, as shown in fig. 2 and fig. 3, which includes an installation seat plate, and a power module 1, a high-voltage junction box 2, a pre-charging control box 3, a DCDC power supply 4, a main vehicle power connector 10 and a protection box 9 are arranged on the installation seat plate.
The protection box 9 is internally provided with a low-voltage controller 6 and a low-voltage safety plate 5, and the low-voltage safety plate 5 is provided with a low-voltage safety plate leading-out terminal 7 and an incoming line insulation binding post. And a low-voltage controller leading-out terminal 8 is arranged on the low-voltage controller 6. The low-voltage fuse board leading-out terminal 7 and the low-voltage controller leading-out terminal 8 are arranged on the outer side of the protection box.
One end of the incoming wire insulated wiring terminal is arranged on the outer side of the protection box 9, and a sealant is arranged between the incoming wire insulated wiring terminal and the side wall of the protection box 9.
The output end and the input end of the DCDC power supply 4 are respectively connected with the low-voltage safety board 5 and the pre-charging control box 3 in an electrified way through leads. The power module 1 is electrically connected with the main vehicle power connector 10 through a power line. The positive electrode of the high-voltage junction box 2 is respectively connected with the power module 1 and one positive electrode of the pre-charging control box 3 in an electrified way. One path of negative electrode of the pre-charging control box 3 is connected with the negative electrode of the main power connector 10 in an electrified way.
And a low-voltage control port is arranged on the power module 1 and is connected with the low-voltage controller leading-out terminal 8.
Wherein the low-voltage fuse panel 5 is arranged on the inner side wall of the protection box 9. The low-voltage controller 6 is arranged at the bottom of the protection box 9.
Specifically, the components in the system function as follows:
a power module: the intelligent air conditioner is used for collecting the inlet wire voltage and current of the air conditioner and the power consumption information of the air conditioner, and has the waterproof and dustproof grade of IP 67.
High-voltage junction box: the high-voltage distribution and control system is used for air conditioner high-voltage main inlet wire power connection and high-voltage distribution and control and has the IP67 waterproof and dustproof grade.
Pre-charging the electric control box: the power supply pre-charging device is used for pre-charging power for the air conditioner compressor, reduces high-voltage impact at one moment of power-on and one moment of power-off, and has the IP67 waterproof and dustproof grade.
DCDC power supply: and the power supply conversion module is used for converting the high voltage of the main vehicle into power supply which can supply power to the low-voltage load of the air conditioner, such as an evaporation fan, a condensation fan, a water pump and a cooling fan.
Low-voltage safety board: the low-voltage power supply converted from the DCDC power supply is distributed to each low-voltage load, and each low-voltage output is matched with a proper low-voltage fuse according to the load condition.
A low-voltage controller: used for receiving and processing information and sending an air conditioner operation instruction.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (3)
1. The utility model provides an overhead type air conditioner electrical system, includes installation bedplate, its characterized in that: the mounting base plate is provided with a power module, a high-voltage junction box, a pre-charging electric control box, a DCDC power supply, a main vehicle power supply connector and a protection box;
the protection box is internally provided with a low-voltage controller and a low-voltage safety plate, the low-voltage safety plate is provided with a low-voltage safety plate leading-out terminal and an incoming line insulation binding post, the low-voltage controller is provided with a low-voltage controller leading-out terminal, and the low-voltage safety plate leading-out terminal and the low-voltage controller leading-out terminal are both arranged on the outer side of the protection box;
one end of the incoming line insulated wiring terminal is arranged on the outer side of the protection box, and sealant is arranged between the incoming line insulated wiring terminal and the side wall of the protection box;
the output end and the input end of the DCDC power supply are respectively in power-on connection with the low-voltage safety board and the pre-charging control box through leads, the power module is in power-on connection with the main vehicle power supply connector through a power line, the positive electrode of the high-voltage junction box is respectively in power-on connection with the power module and one positive electrode of the pre-charging control box, and one negative electrode of the pre-charging control box is in power-on connection with the negative electrode of the main vehicle power supply connector;
and the power module is provided with a low-voltage control port, and the low-voltage control port is connected with the leading-out terminal of the low-voltage controller.
2. The overhead air conditioner electrical control system according to claim 1, wherein: the low-voltage safety plate is arranged on the inner side wall of the protection box.
3. The overhead air conditioner electrical control system according to claim 2, wherein: the low-voltage controller is arranged at the bottom of the protection box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120613884.3U CN215096882U (en) | 2021-03-26 | 2021-03-26 | Overhead air conditioner electric control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120613884.3U CN215096882U (en) | 2021-03-26 | 2021-03-26 | Overhead air conditioner electric control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215096882U true CN215096882U (en) | 2021-12-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120613884.3U Active CN215096882U (en) | 2021-03-26 | 2021-03-26 | Overhead air conditioner electric control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215096882U (en) |
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2021
- 2021-03-26 CN CN202120613884.3U patent/CN215096882U/en active Active
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