WO2024055806A1 - 风扇检测系统 - Google Patents

风扇检测系统 Download PDF

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Publication number
WO2024055806A1
WO2024055806A1 PCT/CN2023/113604 CN2023113604W WO2024055806A1 WO 2024055806 A1 WO2024055806 A1 WO 2024055806A1 CN 2023113604 W CN2023113604 W CN 2023113604W WO 2024055806 A1 WO2024055806 A1 WO 2024055806A1
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WO
WIPO (PCT)
Prior art keywords
fan
power supply
detected
control device
detection system
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Application number
PCT/CN2023/113604
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English (en)
French (fr)
Inventor
李游
Original Assignee
北京比特大陆科技有限公司
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Application filed by 北京比特大陆科技有限公司 filed Critical 北京比特大陆科技有限公司
Publication of WO2024055806A1 publication Critical patent/WO2024055806A1/zh

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus

Definitions

  • This application relates to the field of detection technology, and in particular to a fan detection system.
  • fans are usually used to reduce the operating temperature of the equipment.
  • the working parameters of the fan need to be detected.
  • Embodiments of the present application provide a fan detection system, which is intended to enable the fan detection system to detect whether the fan is qualified in different application scenarios.
  • the fan detection system includes:
  • Adjustable load device is used to simulate equipment in actual scenarios
  • a fan board includes a plurality of connection ports, and the connection ports are used to connect the fans to be detected;
  • a control device is connected to the power supply device, the fan board and the adjustable load device.
  • the control device is used to control the operation of the power supply device, the fan board and the adjustable load device to complete the control. Detection of the fan to be detected.
  • the plurality of connection ports are of different types, and different types of connection ports are used to connect different types of fans.
  • the fan board includes multiple switch units, each of the connected The port is connected to the power supply device through one of the switch units, and the controlled end of the switch unit is connected to the control device.
  • the adjustable load device includes at least one of an adjustable resistor and an adjustable rheostat.
  • the fan detection system further includes:
  • a display device is connected to the control device, and the display device is used to display detection results.
  • the fan detection system further includes:
  • a server is connected to the control device, and the server is used to store detection results and configure test items of the control device.
  • the fan detection system further includes:
  • a code scanning device which is connected to the control device and is used to scan the identification code attached to the fan to be detected; the control device is used to compare the detection result of the fan to be detected with the The identification in the identification code is bound and saved.
  • control device includes a controller, and the controller is provided on the fan board.
  • the power supply device includes a first power supply port and a second power supply port, and the first power supply port is connected to the adjustable load device and is used to power the adjustable load device,
  • the second power supply port is connected to the fan board and is used to supply power to the fan to be detected connected to the fan board.
  • the power supply device further includes an access port, an AC-DC conversion circuit, a first DC-DC conversion circuit and a second DC-DC conversion circuit; the access port and the AC -The input end of the DC conversion circuit is connected, and the access port is connected to the mains; the output end of the AC-DC conversion circuit is respectively connected to the input of the first DC-DC conversion circuit and the second DC-DC conversion circuit. terminals are connected, and the output terminal of the first DC-DC conversion circuit and the output terminal of the second DC-DC conversion circuit are respectively connected to the first power supply port and the second power supply port.
  • the fan detection system disclosed in the embodiment of the present application includes an adjustable load device, a fan board, a power supply device and a control device.
  • the control device adjusts the resistance of the adjustable load device to simulate equipment in actual scenarios and through all
  • the control device controls the power supply device to supply power to the fan to be detected connected to the adjustable load device and the fan board, so that the fan detection system can detect whether the fan to be detected is qualified in different application scenarios.
  • Figure 1 is a schematic structural block diagram of a fan detection system provided by an embodiment of the present application.
  • Figure 2 is a schematic structural block diagram of a power supply device provided by an embodiment of the present application.
  • Figure 3 is a schematic structural block diagram of a fan board provided by an embodiment of the present application.
  • FIG. 4 is a schematic structural block diagram of yet another fan board provided by an embodiment of the present application.
  • FIG. 5 is a schematic structural block diagram of yet another fan detection system provided by an embodiment of the present application.
  • FIG. 1 is a schematic structural block diagram of a fan detection system 100 provided by an embodiment of the present application.
  • the fan detection system 100 provided by an embodiment of the present application includes an adjustable load device 110, a fan board 120, a power supply device 130 and a control unit.
  • Device 140 in which the control device 140 is connected to the power supply device 130, the fan board 120 and the adjustable load device 110.
  • the power supply device 130 is connected to the adjustable load device 110 and the fan board 120.
  • the adjustable load device 110 is used to simulate actual scenarios. equipment, the power supply device 130 is used to adjust the The fans to be detected connected to the load device 110 and the fan board 120 are powered.
  • the fan board 120 includes a plurality of connection ports 121. The connection ports 121 are used to connect the fans to be detected.
  • the control device 140 is used to control the power supply device 130 and the fan board 120. Works with the adjustable load device 110 to complete the detection of the fan to be detected. Specifically, the control device 140 is used to control the power supply device 130 to supply power to the adjustable load device 110 and the fan board 120 on the one hand, and to detect the fan to be detected and to adjust the resistance of the adjustable load device 110 on the other hand. The value is used to simulate equipment in actual scenarios. On the other hand, it is also used to obtain the working parameters of the fan to be detected and the power consumption of the power supply device 130, and complete the comparison based on the working parameters and the power consumption of the power supply device 130. Detection of the fan to be detected.
  • control device 140 is configured with test items. Before formally testing the fan to be tested, the resistance value of the device in the actual application scenario, the output voltage value of the power supply, and the power consumption of the power supply need to be input into the control device 140 The default interval and the default working parameter interval of the fan to be detected are used, so that the control device 140 detects whether the fan to be detected is qualified in a certain actual application scenario according to the test items.
  • the test items include detecting whether the fan to be detected is qualified at the maximum rotation speed, detecting whether the fan to be detected is qualified at the minimum rotation speed, and adjusting the fan to be detected at a certain step speed.
  • the working parameters of the fan to be tested include but are not limited to working voltage, working current, working power, air volume, wind pressure and rotation speed, and when adjusting the rotation speed of the fan to be tested at a certain step speed,
  • the corresponding default parameter intervals respectively correspond to the working voltage interval, the working current interval, the working power interval, the air volume interval, the wind pressure interval and the rotational speed interval, and in a certain step The interval in which the instantaneous power of the fan to be detected changes when the speed of the fan to be detected is adjusted.
  • control device 140 and the power supply device 130, the fan board 120 and the adjustable load device 110 can be connected through circuits, wired communication links or wireless communication links.
  • the connection method of the device 130, the fan board 120 and the adjustable load device 110 is not limited, as long as the above-mentioned purpose of the control device 140 can be achieved.
  • the equipment can be electronic equipment (for example: computers, mobile phones and tablets, etc.), mechanical equipment (for example: jacquard machines, packaging machines and compressors, etc.), communication equipment (for example: base stations, switches and routers, etc.) and instruments Equipment (for example: transmission electron microscope, CT detector, nuclear magnetic resonance instrument, etc.), etc.
  • electronic equipment for example: computers, mobile phones and tablets, etc.
  • mechanical equipment for example: jacquard machines, packaging machines and compressors, etc.
  • communication equipment for example: base stations, switches and routers, etc.
  • instruments Equipment for example: transmission electron microscope, CT detector, nuclear magnetic resonance instrument, etc.
  • control device 140 includes a controller, which may be a microcontroller (English). (Abbreviation: MCU), the controller is installed on the fan board, which can make the structure of the fan detection system simpler.
  • MCU microcontroller
  • the plurality of connection ports 121 are provided with numbers.
  • the control device 140 obtains the operating parameters of the fan to be detected and the power consumption of the power supply device 130, it is also used to obtain the operating parameters corresponding to the operating parameters.
  • the number of the connection port 121 of the fan to be detected This is to achieve distinguishing the detection results of different fans to be detected when detecting multiple fans to be detected.
  • the plurality of connection ports 121 are of different types, and different types of connection ports 121 are used to connect different types of fans, so that the fan detection system 100 can detect different types of fans. It can be understood that the types of the multiple connection ports 121 may be entirely different or partially different.
  • the fan board 120 includes multiple switch units 124.
  • Each connection port 121 is connected to the power supply device 130 through a switch unit 124, and the controlled end of the switch unit 124 is connected to the control device 140.
  • the control device 140 controls the connection between the fan to be detected and the power supply device 130 by controlling the switch unit 140, thereby enabling the connection between the fan to be detected and the power supply device 130 to facilitate detection of some of the fans to be detected.
  • the adjustable load device 110 includes multiple adjustable loads, and the multiple adjustable loads are connected in series and parallel to detect whether the fan is qualified in more practical application scenarios.
  • the adjustable load may be at least one of an adjustable resistor and an adjustable rheostat.
  • the embodiments disclosed in this application do not limit the type of the adjustable load, as long as the adjustable load can be realized Just function.
  • the power supply device 130 includes a first power supply port 134 and a second power supply port 135.
  • the first power supply port 134 is connected to the adjustable load device 110 and is used to power the adjustable load device 110.
  • the second power supply port 135 is connected to the fan board 120 and is used to supply power to the fan to be detected connected to the fan board 120 .
  • the power supply device 130 includes a power supply 131 and a voltage adjustment unit 132.
  • the voltage adjustment unit 132 is used to adjust the output voltage of the power supply 131 under the control of the control device 140.
  • the access port 133 of the voltage adjustment unit 132 is connected to the power supply.
  • the output end of 131 is connected, and the first output end 134 (ie, the first power supply port 134) and the second output end 135 (ie, the second power supply port 135) of the voltage adjustment unit 132 are respectively connected to the adjustable load device 110 and the fan board 120.
  • the power supply 131 may be commercial power
  • the voltage adjustment unit 132 may be a thyristor power regulator, a thyristor power regulator, and a voltage conversion power regulator. road.
  • the power supply 131 is commercial power
  • the voltage adjustment unit 132 is a voltage conversion circuit.
  • the voltage conversion circuit includes an access port 133, an AC-DC conversion circuit, a first DC-DC conversion circuit and The second DC-DC conversion circuit; the access port 133 is connected to the input end of the AC-DC conversion circuit, the access port 133 is connected to the mains; the output end of the AC-DC conversion circuit is respectively connected to the first The input ends of the DC-DC conversion circuit and the second DC-DC conversion circuit are connected, and the output ends of the first DC-DC conversion circuit and the second DC-DC conversion circuit are connected to the first power supply port 134 and the second power supply port respectively. 135 connections.
  • the AC-DC conversion circuit is used to convert alternating current into direct current
  • the first DC-DC conversion circuit is used to adjust the voltage at both ends of the adjustable load device 110
  • the second DC-DC conversion circuit is used to adjust the voltage to be detected. The voltage across the fan.
  • the fan board 120 includes a MOS tube 123 and a PWM control circuit 122.
  • the input end of the PWM control circuit 122 is connected to the second power supply port 135, and the output end of the PWM control circuit 122 is connected to the second power supply port 135.
  • the input end of the MOS tube 123 is connected, and the output end of the MOS tube 123 is connected to the fan to be detected.
  • the PWM control circuit 122 controls the rotation speed of the fan according to the preset fan rotation speed of the control device 140 .
  • the MOS tube 123 emits a PWM control signal, and the MOS tube 123 controls the on/off of the fan to be detected according to the PWM control signal. To adjust the rotation speed of the fan to be detected by adjusting the duty cycle of the working voltage of the fan to be detected.
  • the fan detection system 100 also includes a display device 150.
  • the display device 150 is connected to the control device 140 for displaying the detection results. In this embodiment, it displays that the fan to be detected is in an adjustable state. Whether the load device 110 can work normally in the actual scenario simulated.
  • the display device 150 and the control device 140 can be connected through a circuit, a wired communication link, a wireless communication link, etc.
  • the embodiments disclosed in this application do not limit the connection method between the control device 140 and the display device 150, as long as It is sufficient that the above-mentioned uses of the display device 150 can be achieved.
  • the display device 150 includes an indicator light controlled by the control device 140.
  • the indicator light can display at least two colors.
  • the indicator light displays a certain color of light (for example, green light), indicating that the fan to be detected can perform normal heat dissipation for the equipment in the actual scenario simulated by the adjustable load device 110, that is, the The fan to be tested is qualified in this actual scenario; when the working parameters of the fan to be tested are not within the default working parameter range of the fan to be tested, or the power consumption of the power supply device 130 is not within the default range of the power supply power consumption.
  • the indicator light displays another color of light (for example, red), indicating that the fan to be detected cannot properly dissipate heat for the equipment in the actual scenario simulated by the adjustable load device 110, that is, the fan to be detected is in Not qualified in this actual scenario.
  • the two colors of the indicator light can be set according to the user's habits and specific application scenarios.
  • the embodiments disclosed in this application are not limited to using two colors of red and green, such as yellow and green, purple and Blue can be used, as long as it can display two different colors;
  • the indicator light includes but is not limited to any one of LED light, tungsten light, etc.
  • the display device 150 includes a plurality of indicator lights, the number of the indicator lights is the same as the number of the connection ports 121 , and the multiple indicator lights are in conjunction with the multiple connection ports 121 .
  • each indicator light is used to display whether the fan to be tested connected to its corresponding connection port 121 is qualified. This implementation can enable the staff to select qualified fans based on the indicator lights when testing multiple fans to be tested.
  • the display device 150 includes a display screen controlled by the control device 140.
  • the display screen can display at least two symbols.
  • the display screen displays a certain symbol (for example: Yes), indicating that the fan to be detected can operate on the adjustable load.
  • the equipment in the actual scenario simulated by the device 110 performs normal heat dissipation, that is, the fan to be detected is qualified in this actual scenario; when the working parameters of the fan to be detected are not within the default working parameter range of the fan to be detected, or When the power consumption of the power supply device 130 is not within the default range of the power supply power consumption, the display screen displays another symbol (for example: No), indicating that the fan to be detected cannot affect the adjustable load device 110
  • the equipment in the simulated actual scenario performs normal heat dissipation, that is, the fan to be tested fails in this actual scenario.
  • the two colors of the indicator light can be set according to the user's habits and specific application scenarios.
  • the embodiments disclosed in this application are not limited to using the two symbols “Yes” and “No”, such as “Y” “ and “N” colors, “Yes” and “No”, etc. are all acceptable, as long as two different symbols can be displayed.
  • the display screen is used to display the wind to be detected under the control of the control device 140
  • the detection result of the fan and the number of the connection port 121 connected to the fan to be detected It can be realized that when detecting multiple fans to be detected, the staff can select the fans that can work normally according to the detection results displayed on the display screen.
  • the fan detection system 100 also includes a server 160.
  • the server 160 is connected to the control device 140 through a network.
  • the server 160 is used to store detection results and detection records and configure test items of the control device 140, thereby It can realize long-distance detection of fans to be detected and simultaneously detect whether the fans in multiple practical application scenarios are qualified.
  • the fan detection system 100 also includes a code scanning device 170.
  • the code scanning device 170 is connected to the control device 140 and is used to scan the identification code attached to the fan to be detected; the control device 140 uses Binding and saving the detection results and detection records of the fan to be detected with the identification in the identification code. In order to realize the traceability of the detection results and detection data of the fans to be detected after the fans to be detected flow to the market fail, thereby preventing users from fraudulent behavior.
  • the staff inputs into the control device 140 the resistance value of the equipment in the actual application scenario, the output voltage value of the power supply, the default interval of the power consumption of the power supply, and the default working parameters of the fan to be detected according to the actual application scenario of the fan to be detected. .
  • the resistance value of the Jacquard machine the resistance value of the Jacquard machine, the output voltage value and power supply function of the power supply in the working environment of the Jacquard machine are input into the control device 140.
  • the resistance value of the computer when testing whether the fan to be detected can properly dissipate heat for the computer, the resistance value of the computer, the output voltage value of the power supply in the computer working environment, and the default power consumption of the power supply are input into the control device 140. interval, and the default operating parameters of the fan to be detected.
  • the control device 140 is based on the The resistance value of the device and the output voltage value of the power supply adjust the resistance value of the adjustable load device 110 and the output voltage value of the power supply device 130, so that the resistance value of the adjustable load device 110 is equal to the resistance value of the device,
  • the output voltage value of the power supply device 130 is equal to the output voltage value of the power supply.
  • the control device 140 adjusts the resistance of the adjustable load device 110 and the output of the power supply device 130. After the voltage is detected, the power supply device 130 is controlled based on the output voltage value of the power supply device 130 to supply power to the adjustable load device 110 and the fan to be detected respectively.
  • the control device 140 After supplying power to the adjustable load device 110 and the fan to be detected, the control device 140 detects the fan to be detected based on the test items.
  • the control device 140 first detects whether the fan to be detected is qualified at the maximum rotation speed. When the control device 140 detects whether the fan to be detected is qualified at the maximum rotation speed, the control device 140 adjusts the rotation speed of the fan to be detected to the maximum rotation speed, and detects whether the rotation speed of the fan to be detected is after a preset time period. reaches the maximum rotation speed; if the rotation speed of the fan to be detected reaches the maximum rotation speed, the control device 140 obtains the operating parameters of the fan to be detected at the maximum rotation speed and the power consumption of the power supply device 130.
  • the control device 140 compares the operating parameters of the fan to be detected at the maximum rotational speed with the default operating parameter interval and adjusts the operating parameters of the power supply device 130 The power consumption is compared with the default interval of the power supply power consumption. If the working parameter is within the default working parameter interval and the power consumption of the power supply device 130 is within the default interval of the power supply power consumption, the waiting time is Check that the fan is qualified at maximum speed.
  • the control device 140 detects whether the fan to be detected is qualified at the minimum rotation speed.
  • the control device 140 adjusts the rotation speed of the fan to be detected to the minimum rotation speed, and detects whether the rotation speed of the fan to be detected is after a preset time period. reaches the minimum rotation speed; if the rotation speed of the fan to be detected reaches the minimum rotation speed, the control device 140 obtains the operating parameters of the fan to be detected at the minimum rotation speed and the power consumption of the power supply device 130.
  • the control device 140 compares the operating parameters of the fan to be detected at the minimum rotational speed with the default operating parameter interval and adjusts the operating parameters of the power supply device 130 The power consumption is compared with the default interval of the power supply power consumption. If the working parameter is within the default working parameter interval and the power consumption of the power supply device 130 is within the default interval of the power supply power consumption, the waiting time is Check that the fan is qualified at the minimum speed.
  • the control device 140 finally detects whether the fan to be detected is qualified when the rotation speed of the fan to be detected is adjusted at a certain step speed.
  • the control device 140 detects when the rotation speed of the fan to be detected is adjusted at a certain step speed, so When the fan to be detected is qualified, the control device 140 adjusts the rotation speed of the fan to be detected at a certain step speed, and detects whether the rotation speed of the fan to be detected reaches the preset rotation speed after a preset time period; if When the speed of the fan to be detected reaches the preset speed, the control device 140 Obtain the working parameters of the fan to be detected at the preset rotation speed and the power consumption of the power supply device 130.
  • the control device 140 compares the working parameters of the fan to be detected at the preset speed with the default working parameter interval and compares the power consumption of the power supply device 130 with the power consumption of the power supply. The default interval is compared. If the operating parameters are within the default operating parameter interval and the power consumption of the power supply device 130 is within the default interval of power consumption, the fan to be detected is qualified at the preset rotation speed.
  • the step speed refers to the rotation speed that needs to be increased each time when the fan speed is adjusted from small to large.
  • a step speed of 10% means that the fan speed needs to be increased each time the fan speed is adjusted. 10%.
  • the rotation speed of the fan to be detected may be adjusted from the minimum rotation speed to the maximum rotation speed, or the rotation speed of the fan to be detected may be adjusted from a higher rotation speed to a higher rotation speed.
  • the small rotation speed is adjusted to a larger speed.
  • the rotation speed of the fan to be detected is adjusted from the minimum rotation speed to the maximum rotation speed.
  • adjusting the rotation speed of the fan to be detected from the minimum rotation speed to the maximum rotation speed at a step speed of 10% requires 10 detections. Each detection corresponds to a preset rotation speed, and the fan to be detected is adjusted at each When the test results at the preset rotation speed are all qualified, and when the rotation speed of the fan to be tested is adjusted at a step speed of 10%, the fan to be tested is qualified.
  • the rotation speed of the fan to be detected For example, to adjust the rotation speed of the fan to be detected from 40% to 80% at a step speed of 20%, it is necessary to detect it twice, and each detection corresponds to a preset rotation speed. When the detection results of the fan at each preset rotation speed are all qualified, and when the rotation speed of the fan to be detected is adjusted at a step speed of 20%, the fan to be detected is qualified.
  • the working parameters include at least two working parameters, if at least one of the working parameters is not within its default working parameter range, the fan to be tested is unqualified. .
  • control device 140 After completing the above test items, the control device 140 analyzes whether the fan to be tested is qualified in the actual application scenario, and saves the analysis results.
  • the fan to be detected is adjusted at the maximum speed, minimum speed and at a certain step speed.
  • the rotation speed of the fans if all the fans to be detected are qualified, then the fans to be detected are qualified in the actual application scenario.
  • each test item is not limited.
  • the staff can configure the test items according to the actual test requirements, and the test items can be configured according to the actual test requirements.
  • the requirements are configured in the control device 140 and are not limited to the test items disclosed in this application.
  • control device 140 before the control device 140 analyzes whether the fan to be detected is qualified in the actual application scenario, the control device 140 will also save the detection record of the fan to be detected, so that when the fan to be detected is When the fan fails in the actual application scenario, the reason why the fan to be detected fails is analyzed in detail.
  • the detection record includes the resistance value of the adjustable load, the output voltage value of the power supply device, the operating parameters of the fan to be detected at the maximum speed obtained by the control device 140, and the power consumption and control of the power supply device 130.
  • the device 140 obtains the operating parameters of the fan to be detected at the minimum rotational speed and the power consumption of the power supply device 130
  • the control device 140 obtains the operating parameters of the fan to be detected at the preset rotational speed and the power supply device 130 of power consumption.
  • control device 140 binds and saves the detection results and detection records of the fan to be detected with the identification code attached to the fan to be detected. In order to realize the traceability of the detection results and detection data of the fans to be detected after the fans to be detected flow to the market fail, thereby preventing users from fraudulent behavior.

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  • General Engineering & Computer Science (AREA)
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  • Thermal Sciences (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
  • Control Of Electric Motors In General (AREA)

Abstract

一种风扇检测系统（100），包括可调负载装置（110）、风扇板（120）、供电装置（130）和控制装置（140），控制装置与供电装置、风扇板和可调负载装置连接，供电装置与可调负载装置和风扇板连接，风扇板包括多个连接口（121），连接口用于连接待检测风扇。该风扇检测系统通过控制装置调节可调负载装置的阻值以模拟实际场景下的设备并通过控制装置控制供电装置对可调负载装置和风扇板上连接的待检测风扇供电，以使风扇检测系统能够检测待检测风扇在不同的应用场景下是否合格。

Description

风扇检测系统
本申请要求于2022年09月14日提交中国专利局、申请号为202222434908.6，名称为“风扇检测系统”的中国专利申请的优先权，其全部内容通过引用结合在本申请中。
技术领域
本申请涉及检测技术领域，尤其涉及一种风扇检测系统。
背景技术
为了保持设备的正常运转，通常采用风扇来降低设备的工作温度，为了检测风扇是否合格，需要对风扇的工作参数进行检测，然而，发明人发现，现有的风扇检测系统只能检测风扇在特定应用场景下是否合格，无法检测风扇在不同的应用场景下是否合格。
申请内容
本申请实施例提供一种风扇检测系统，旨在使风扇检测系统检测风扇在不同的应用场景下是否合格。该风扇检测系统包括：
可调负载装置，用来模拟实际场景下的设备；
风扇板，包括多个连接口，所述连接口用于连接待检测风扇；
供电装置，与所述可调负载装置和所述风扇板连接，所述供电装置用于对所述可调负载装置和所述风扇板上连接的待检测风扇供电；
控制装置，与所述供电装置、所述风扇板和所述可调负载装置连接，所述控制装置用于控制所述供电装置、所述风扇板和所述可调负载装置工作，以完成对所述待检测风扇的检测。
在一种可能的实施方式中，所述多个连接口的类型不同，不同类型的连接口用于连接不同类型的风扇。
在一种可能的实施方式中，所述风扇板包括多个开关单元，每个所述连接 口通过一个所述开关单元与所述供电装置连接，所述开关单元的受控端与所述控制装置连接。
在一种可能的实施方式中，所述可调负载装置包括可调电阻和可调变阻箱中的至少一种。
在一种可能的实施方式中，所述风扇检测系统还包括：
显示装置，与所述控制装置连接，所述显示装置用于显示检测结果。
在一种可能的实施方式中，所述风扇检测系统还包括：
服务器，与所述控制装置连接，所述服务器用于存储检测结果以及配置所述控制装置的测试项目。
在一种可能的实施方式中，所述风扇检测系统还包括：
扫码装置，所述扫码装置与所述控制装置连接，用于扫描贴附于所述待检测风扇上的标识码；所述控制装置用于将所述待检测风扇的检测结果与所述标识码中的标识绑定并保存。
在一种可能的实施方式中，所述控制装置包括控制器，所述控制器设置在所述风扇板上。
在一种可能的实施方式中，所述供电装置包括第一供电端口和第二供电端口，所述第一供电端口与所述可调负载装置连接，用于给所述可调负载装置供电，所述第二供电端口与所述风扇板连接，用于给所述风扇板上连接的待检测风扇供电。
在一种可能的实施方式中，所述供电装置还包括接入端口、AC-DC转换电路、第一DC-DC转换电路和第二DC-DC转换电路；所述接入端口与所述AC-DC转换电路的输入端连接，所述接入端口与市电连接；所述AC-DC转换电路的输出端分别与所述第一DC-DC转换电路、第二DC-DC转换电路的输入端连接，所述第一DC-DC转换电路的输出端、所述第二DC-DC转换电路的输出端分别与所述第一供电端口和所述第二供电端口连接。
本申请实施例公开的风扇检测系统，包括可调负载装置、风扇板、供电装置和控制装置，通过所述控制装置调节所述可调负载装置的阻值以模拟实际场景下的设备并通过所述控制装置控制所述供电装置对所述可调负载装置和所述风扇板上连接的待检测风扇供电，以使风扇检测系统能够检测待检测风扇在不同的应用场景下是否合格。
附图说明
为了更清楚地说明本申请实施例技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图是本申请的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1为本申请实施例提供的风扇检测系统的结构示意性框图；
图2为本申请实施例提供的供电装置的结构示意性框图；
图3为本申请实施例提供的风扇板的结构示意性框图；
图4为本申请实施例提供的又一风扇板的结构示意性框图；
图5为本申请实施例提供的又一风扇检测系统的结构示意性框图。
具体实施方式
下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例是本申请一部分实施例，而不是全部的实施例。基于本申请中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本申请保护的范围。
附图中所示的示意图仅是示例说明，不是必须包括所有的内容和操作/步骤，也不是必须按所描述的顺序执行。例如，有的操作/步骤还可以分解、组合或部分合并，因此实际执行的顺序有可能根据实际情况改变。
应当理解，在此本申请说明书中所使用的术语仅仅是出于描述特定实施例的目的而并不意在限制本申请。如在本申请说明书中所使用的那样，除非上下文清楚地指明其它情况，否则单数形式的“一”、“一个”及“该”意在包括复数形式。
还应当理解，在本申请说明书中使用的术语“和/或”是指相关联列出的项中的一个或多个的任何组合以及所有可能组合，并且包括这些组合。
下面结合附图，对本申请的一些实施方式作详细说明。在不冲突的情况下，下述实施例及实施例中的特征可以相互结合。
请参阅图1，图1为本申请实施例提供的风扇检测系统100的结构示意性框图，本申请实施例提供的风扇检测系统100包括可调负载装置110、风扇板120、供电装置130和控制装置140，其中，控制装置140与供电装置130、风扇板120和可调负载装置110连接，供电装置130与可调负载装置110和风扇板120连接，可调负载装置110用来模拟实际场景下的设备，供电装置130用于对可调 负载装置110和风扇板120上连接的待检测风扇供电，风扇板120包括多个连接口121，连接口121用于连接所述待检测风扇，控制装置140用于控制供电装置130、风扇板120和可调负载装置110工作，以完成对所述待检测风扇的检测。具体地，控制装置140一方面用于控制供电装置130给可调负载装置110和风扇板120供电，另一方面用于对所述待检测风扇进行检测以及用于调节可调负载装置110的阻值以用于模拟实际场景下的设备，再一方面还用于获取所述待检测风扇的工作参数和所述供电装置130的功耗，根据所述工作参数和供电装置130的功耗完成对所述待检测风扇的检测。
实际应用中，控制装置140中配置有测试项目，在对所述待检测风扇进行正式检测之前需要在控制装置140中输入实际应用场景下的设备的电阻值、电源的输出电压值、电源功耗的默认区间和所述待检测风扇的默认工作参数区间，以使控制装置140根据所述测试项目来检测所述待检测风扇在某一实际应用场景下是否合格。
其中，所述测试项目包括检测所述待检测风扇在最大转速时是否合格、检测所述待检测风扇在最小转速时是否合格以及以一定的步进速度调节所述待检测风扇时，所述待检测风扇是否合格；所述待检测风扇的工作参数包括但不限于工作电压、工作电流、工作功率、风量、风压和转速，以及以一定的步进速度调节所述待检测风扇的转速时，所述待检测风扇瞬时功率变化中的至少一种，则相应的默认参数区间分别对应工作电压区间、工作电流区间、工作功率区间、风量区间、风压区间和转速区间，以及以一定的步进速度调节所述待检测风扇的转速时，所述待检测风扇瞬时功率变化的区间。
需要说明的是，控制装置140与供电装置130、风扇板120和可调负载装置110可通过电路、有线通信链路或无线通信链路等连接，本申请公开的实施例对控制装置140与供电装置130、风扇板120和可调负载装置110的连接方式不做限定，只要可以实现控制装置140的上述用途即可。
其中，所述设备可以为电子设备(例如：计算机、手机和平板等)、机械设备(例如：提花机、包装机和压缩机等)、通信设备(例如：基站、交换机和路由器等)和仪器设备(例如：透射电子显微镜、CT探测器和核磁共振仪等)等，本申请对所述设备的类型和领域不做限，只要是需要散热的设备即可。
在一些实施方式中，控制装置140包括控制器，控制器可以是微控制器(英 文简称：MCU)，所述控制器设置在风扇板上，可以使得风扇检测系统的结构更为简单。
在一些实施方式中，多个连接口121设有编号，控制装置140在获取所述待检测风扇的工作参数和所述供电装置130的功耗时，还用于获取与所述工作参数对应的所述待检测风扇的连接口121的编号。以实现在对多个所述待检测风扇进行检测时，区分不同的所述待检测风扇的检测结果。
在一些实施方式中，多个连接口121的类型不同，不同类型的连接口121用于连接不同类型的风扇，以使风扇检测系统100能够检测不同类型的风扇。可以理解地，多个连接口121的类型可以全部不同或者部分不同。
如图3所示，在一些实施方式中，风扇板120包括多个开关单元124，每个连接口121通过一个开关单元124与供电装置130连接，开关单元124的受控端与控制装置140连接，控制装置140通过控制开关单元140来控制所述待检测风扇与供电装置130的通断，由此可以实现所述待检测风扇与供电装置130的通断，便于对其中部分待检测风扇进行检测。
在一些实施方式中，可调负载装置110包括多个可调负载，多个可调负载通过串联和并联的方式连接，以实现在更多的实际应用场景下检测风扇是否合格。
需要说明的是，可调负载可以为可调电阻和可调变阻箱中的至少一种，本申请公开的实施例对所述可调负载的类型不做限定，只要可以实现可调负载的功能即可。
如图2所示，在一些实施方式中，供电装置130包括第一供电端口134和第二供电端口135，第一供电端口134与可调负载装置110连接，用于给可调负载装置110供电，第二供电端口135与风扇板120连接，用于给风扇板120上连接的所述待检测风扇供电。
请参阅图2，供电装置130包括电源131和电压调节单元132，其中，电压调节单元132用于在控制装置140的控制下调节电源131的输出电压，电压调节单元132的接入端口133与电源131的输出端连接，电压调节单元132的第一输出端134(即第一供电端口134)和第二输出端135(即第二供电端口135)分别与可调负载装置110和风扇板120连接。示例性地，电源131可以为市电，电压调节单元132可以为晶闸管电力调整器、可控硅电力调整器和电压转换电 路。
需要说明的是，本申请公开的实施例并不对供电装置130的具体结构进行限定，上述结构仅为帮助理解，本领域技术人员可以根据供电装置130的功能对供电装置130的具体结构进行设置。
示例性的，如图2所示，电源131为市电，电压调节单元132为电压转换电路，所述电压转换电路包括接入端口133、AC-DC转换电路、第一DC-DC转换电路和第二DC-DC转换电路；接入端口133与所述AC-DC转换电路的输入端连接，接入端口133与市电连接；所述AC-DC转换电路的输出端分别与所述第一DC-DC转换电路、第二DC-DC转换电路的输入端连接，所述第一DC-DC转换电路、第二DC-DC转换电路的输出端分别与第一供电端口134和第二供电端口135连接。其中，所述AC-DC转换电路用于将交流电转换为直流电，第一DC-DC转换电路用于调节可调负载装置110两端的电压，第二DC-DC转换电路用于调节所述待检测风扇两端的电压。
如图4所示，在一些实施方式中，风扇板120包括MOS管123和PWM控制电路122，所述PWM控制电路122的输入端与第二供电端口135连接，PWM控制电路122的输出端与MOS管123的输入端连接，MOS管123的输出端与所述待检测风扇连接，在控制装置140调节所述待检测风扇的转速时，PWM控制电路122根据控制装置140预设的风扇转速向所述MOS管123发出PWM控制信号，MOS管123根据所述PWM控制信号来控制所述待检测风扇的通断。以实现通过调节所述待检测风扇的工作电压的占空比来调节所述待检测风扇的转速。
如图5所示，在一些实施方式中，风扇检测系统100还包括显示装置150，显示装置150与控制装置140连接，用于显示检测结果，以该实施方式显示所述待检测风扇在可调负载装置110模拟的实际场景下是否可以正常工作。
需要说明的是，显示装置150与控制装置140可通过电路、有线通信链路或无线通信链路等连接，本申请公开的实施例对控制装置140与显示装置150的连接方式不做限定，只要可以实现显示装置150的上述用途即可。
在一些实施方式中，显示装置150包括由控制装置140控制的指示灯，所述指示灯可显示至少两种颜色，当所述待检测风扇的工作参数在待检测风扇的默认工作参数区间内以及所述供电装置130的功耗在所述电源功耗的默认区间内 的情况下，所述指示灯显示某一颜色的灯光(例如：绿光)，表示所述待检测风扇可对所述可调负载装置110模拟的实际场景下的设备进行正常散热，即所述待检测风扇在这一实际场景下合格；当所述待检测风扇的工作参数不在待检测风扇的默认工作参数区间内，或所述供电装置130的功耗不在所述电源功耗的默认范围的情况下，所述指示灯显示另一颜色的灯光(例如：红色)，表示所述待检测风扇不能对可调负载装置110模拟的实际场景下的设备进行正常散热，即所述待检测风扇在这一实际场景下不合格。
需要说明的是，所述指示灯的两种颜色可根据用户的习惯和具体的应用场景进行设置，本申请公开的实施例并不限于采用红色和绿色两种颜色，例如黄色与绿色、紫色与蓝色等均可以，只要保证能够显示两种不同的颜色即可；所述指示灯包括但不限于LED灯和钨丝灯等中的任一种。
在一些实施方式中，显示装置150包括多个所述指示灯，所述指示灯的个数与所述连接口121的个数相同，所述多个指示灯与所述多个连接口121一一对应，每个所述指示灯用于显示与自身对应的连接口121连接的待检测风扇是否合格。以该实施方式可以实现在对多个待检测风扇进行检测时，能够使工作人员根据指示灯删选出合格的风扇。
在一些实施方式中，显示装置150包括由控制装置140控制的显示屏，所述显示屏可显示至少两种符号，当所述待检测风扇的工作参数在待检测风扇的默认工作参数区间内以及所述供电装置130的功耗在所述电源功耗的默认参数区间内的情况下，所述显示屏显示某一符号(例如：Yes)，表示所述待检测风扇可对所述可调负载装置110模拟的实际场景下的设备进行正常散热，即所述待检测风扇在这一实际场景下合格；当所述待检测风扇的工作参数不在所述待检测风扇的默认工作参数区间内，或所述供电装置130的功耗不在所述电源功耗的默认范围的情况下，所述显示屏显示另一符号(例如：No)，表示所述待检测风扇不能对所述可调负载装置110模拟的实际场景下的设备进行正常散热，即所述待检测风扇在这一实际场景下不合格。
需要说明的是，所述指示灯的两种颜色可根据用户的习惯和具体的应用场景进行设置，本申请公开的实施例并不限于采用“Yes”和“No”两种符号，例如“Y”与“N”色、“是”与“否”等均可以，只要保证能够显示两种不同的符号即可。
在一些实施方式中，所述显示屏在控制装置140的控制下用于显示待检测风 扇的检测结果以及与待检测风扇连接的连接口121的编号。可以实现在对多个所述待检测风扇进行检测时，能够使工作人员根据显示屏显示的检测结果筛选出可以正常工作的风扇。
如图5所示，在一些实施方式中风扇检测系统100还包括服务器160，服务器160与控制装置140通过网络连接，服务器160用于存储检测结果和检测记录以及配置控制装置140的测试项目，从而可以实现待检测风扇的远距离检测以及同时检测多个实际应用场景下的风扇是否合格。
如图5所示，在一些实施方式中风扇检测系统100还包括扫码装置170，扫码装置170与控制装置140连接，用于扫描贴附在待检测风扇上的标识码；控制装置140用于将待检测风扇的检测结果和检测记录与所述标识码中的标识绑定并保存。以便在待检测风扇流向市场出现故障后，实现对待检测风扇的检测结果和检测数据的追溯，从而防止用户的欺诈行为。
在实际应用中，采用本申请提供的风扇检测系统100检测风扇的具体原理如下：
工作人员根据所述待检测风扇的实际应用场景在控制装置140中输入实际应用场景下的设备的电阻值、电源的输出电压值、电源功耗的默认区间和所述待检测风扇的默认工作参数。
示例性地，检测所述待检测风扇能否对提花机进行正常散热时，在控制装置140中输入所述提花机的电阻值、所述提花机工作环境下的电源的输出电压值和电源功耗的默认区间，以及所述待检测风扇的默认工作参数。
示例性地，检测所述待检测风扇能否对电脑进行正常散热时，在控制装置140中输入所述电脑的电阻值、所述电脑工作环境下的电源的输出电压值和电源功耗的默认区间，以及所述待检测风扇的默认工作参数。
工作人员在控制装置140中输入所述设备的电阻值、所述电源的输出电压值、所述电源功耗的默认区间和所述待检测风扇的默认工作参数之后，控制装置140分别基于所述设备的电阻值和所述电源的输出电压值调节所述可调负载装置110的阻值和供电装置130的输出电压值，使可调负载装置110的阻值与所述设备的电阻值相等，供电装置130的输出电压值与所述电源的输出电压值相等。
控制装置140在调节完成可调负载装置110的阻值和供电装置130的输出 电压之后，基于供电装置130的输出电压值控制供电装置130分别给可调负载装置110和所述待检测风扇供电。
控制装置140在给可调负载装置110和所述待检测风扇供电之后，基于所述测试项目对所述待检测风扇进行检测。
具体地，控制装置140首先检测所述待检测风扇在最大转速时是否合格。控制装置140在检测所述待检测风扇在最大转速时是否合格时，控制装置140调节所述待检测风扇的转速至最大转速，并且间隔预设的时间段后检测所述待检测风扇的转速是否达到最大转速；若所述待检测风扇的转速达到最大转速，控制装置140获取所述待检测风扇在最大转速时的工作参数和供电装置130的功耗，可以理解地，若所述待检测风扇的转速没有达到最大转速，所述待检测风扇在最大转速时不合格；控制装置140将所述待检测风扇在最大转速时的工作参数与所述默认工作参数区间进行比较以及将供电装置130的功耗与所述电源功耗的默认区间进行比较，若所述工作参数在所述默认工作参数区间内且所述供电装置130的功耗在所述电源功耗的默认区间内，所述待检测风扇在最大转速时合格。
控制装置140然后检测所述待检测风扇在最小转速时是否合格。控制装置140在检测所述待检测风扇在最小转速时是否合格时，控制装置140调节所述待检测风扇的转速至最小转速，并且间隔预设的时间段后检测所述待检测风扇的转速是否达到最小转速；若所述待检测风扇的转速达到最小转速，控制装置140获取所述待检测风扇在最小转速时的工作参数和供电装置130的功耗，可以理解地，若所述待检测风扇的转速没有达到最小转速，所述待检测风扇在最小转速时不合格；控制装置140将所述待检测风扇在最小转速时的工作参数与所述默认工作参数区间进行比较以及将供电装置130的功耗与所述电源功耗的默认区间进行比较，若所述工作参数在所述默认工作参数区间内且所述供电装置130的功耗在所述电源功耗的默认区间内，所述待检测风扇在最小转速时合格。
控制装置140最后检测以一定的步进速度调节所述待检测风扇的转速时，所述待检测风扇是否合格，控制装置140检测以一定的步进速度调节所述待检测风扇的转速时，所述待检测风扇是否合格时，控制装置140以一定的步进速度调节所述待检测风扇的转速，并且间隔预设的时间段后检测所述待检测风扇的转速是否达到预设转速；若所述待检测风扇的转速达到预设转速，控制装置 140获取所述待检测风扇在所述预设转速时的工作参数和供电装置130的功耗，可以理解地，若所述待检测风扇没有达到预设的转速，所述待检测风扇在所述预设转速时不合格；控制装置140将所述待检测风扇在预设转速时的工作参数与所述默认工作参数区间进行比较以及将所述供电装置130的功耗与所述电源功耗的默认区间进行比较，若所述工作参数在所述默认工作参数区间内且供电装置130的功耗在所述电源功耗的默认区间内，所述待检测风扇在所述预设转速时合格。
需要说明的是，步进速度是指将风扇的转速从小到大调节时，每次需要增加的转速，例如，步进速度为10％是指每次调节风扇的转速时，将风扇的转速增加10％。需要多次检测以一定的步进速度调节所述待检测风扇的转速时，所述待检测风扇是否合格，且每次的检测结果都合格时，以一定的步进速度调节所述待检测风扇的转速时，所述待检测风扇才是合格的。以一定的步进速度调节所述待检测风扇的转速时，可以是将所述待检测风扇的转速逐次从最小转速调节到最大转速，也可以是将所述待检测风扇的转速逐次从一个较小的转速调节到一个较大的速度，优选地，将所述待检测风扇的转速从最小转速调节至最大转速。
示例性地，以10％的步进速度将所述待检测风扇的转速由最小转速调节至最大转速，需要检测10次，每检测一次，对应一个预设转速，所述待检测风扇在每个预设转速时的检测结果都合格时，以10％的步进速度调节所述待检测风扇的转速时，所述待检测风扇是合格的。
示例性地，以20％的步进速度将所述待检测风扇的转速由40％的转速调节至80％的转速，需要检测两次，每检测一次，对应一个预设转速，所述待检测风扇在每个预设转速时的检测结果都合格时，以20％的步进速度调节所述待检测风扇的转速时，所述待检测风扇是合格的。
可以理解地，上述检测过程中，在所述工作参数包括至少两个工作参数的情况下，若有至少一个所述工作参数不在其默认的所述工作参数区间内，所述待检测风扇不合格。
控制装置140在完成上述测试项目之后，分析所述待检测风扇在所述实际应用场景下是否合格，并将分析结果进行保存。
若所述待检测风扇在最大转速、最小转速和以一定的步进速度调节所述待 检测风扇的转速时，所述待检测风扇均合格，则所述待检测风扇在所述实际应用场景下合格。
需要说明的是，在本申请公开的测试项目中，控制装置140执行每个测试项目的先后顺序不受限制，工作人员可以根据实际的测试需求进行配置，且所述测试项目可以根据实际的测试需求在控制装置140中进行配置，不限于本申请公开的测试项目。
在一些实施方式中，控制装置140在分析所述待检测风扇在所述实际应用场景下是否合格之前，控制装置140还将对所述待检测风扇的检测记录进行保存，以便在所述待检测风扇在所述实际应用场景下不合格时，具体分析所述待检测风扇不合格的原因。
其中，所述检测记录包括可调负载的电阻值、所述供电装置的输出电压值，控制装置140获取到的所述待检测风扇在最大转速时的工作参数和供电装置130的功耗、控制装置140获取到的所述待检测风扇在最小转速时的工作参数和供电装置130的功耗、控制装置140获取到的所述待检测风扇在所述预设转速时的工作参数和供电装置130的功耗。
在一些实施方式中，控制装置140将所述待检测风扇的检测结果和检测记录与贴附在所述待检测风扇上的标识码中的标识绑定并保存。以便在待检测风扇流向市场出现故障后，实现对待检测风扇的检测结果和检测数据的追溯，从而防止用户的欺诈行为。
以上仅为本申请的具体实施方式，但本发明的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本发明揭露的技术范围内，可轻易想到各种等效的修改或替换，这些修改或替换都应涵盖在本发明的保护范围之内。因此，本发明的保护范围应以权利要求的保护范围为准。

Claims (10)

  1. 一种风扇检测系统，其中，包括：
    可调负载装置，用来模拟实际场景下的设备；
    风扇板，包括多个连接口，所述连接口用于连接待检测风扇；
    供电装置，与所述可调负载装置和所述风扇板连接，所述供电装置用于对所述可调负载装置和所述风扇板上连接的待检测风扇供电；
    控制装置，与所述供电装置、所述风扇板和所述可调负载装置连接，所述控制装置用于控制所述供电装置、所述风扇板和所述可调负载装置工作，以完成对所述待检测风扇的检测。
  2. 根据权利要求1所述的风扇检测系统，其中，所述多个连接口的类型不同，不同类型的连接口用于连接不同类型的风扇。
  3. 根据权利要求1所述的风扇检测系统，其中，所述风扇板包括多个开关单元，每个所述连接口通过一个所述开关单元与所述供电装置连接，所述开关单元的受控端与所述控制装置连接。
  4. 根据权利要求1所述的风扇检测系统，其中，所述可调负载装置包括可调电阻和可调变阻箱中的至少一种。
  5. 根据权利要求1所述的风扇检测系统，其中，所述风扇检测系统还包括：
    显示装置，与所述控制装置连接，所述显示装置用于显示检测结果。
  6. 根据权利要求1所述的风扇检测系统，其中，所述风扇检测系统还包括：
    服务器，与所述控制装置连接，所述服务器用于存储检测结果以及配置所述控制装置的测试项目。
  7. 根据权利要求1所述的风扇检测系统，其中，所述风扇检测系统还包括：
    扫码装置，所述扫码装置与所述控制装置连接，用于扫描贴附于所述待检测风扇上的标识码；所述控制装置用于将所述待检测风扇的检测结果与所述标识码中的标识绑定并保存。
  8. 根据权利要求1所述的风扇检测系统，其中，所述控制装置包括控制器，所述控制器设置在所述风扇板上。
  9. 根据权利要求1所述的风扇检测系统，其中，所述供电装置包括第一供电端口和第二供电端口，所述第一供电端口与所述可调负载装置连接，用于给 所述可调负载装置供电，所述第二供电端口与所述风扇板连接，用于给所述风扇板上连接的待检测风扇供电。
  10. 根据权利要求9所述的风扇检测系统，其中，所述供电装置还包括接入端口、AC-DC转换电路、第一DC-DC转换电路和第二DC-DC转换电路；所述接入端口与所述AC-DC转换电路的输入端连接，所述接入端口与市电连接；所述AC-DC转换电路的输出端分别与所述第一DC-DC转换电路、第二DC-DC转换电路的输入端连接，所述第一DC-DC转换电路的输出端、所述第二DC-DC转换电路的输出端分别与所述第一供电端口和所述第二供电端口连接。
PCT/CN2023/113604 2022-09-14 2023-08-17 风扇检测系统 WO2024055806A1 (zh)

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