CN215860919U - Computer power supply fan with automatic start-stop function - Google Patents
Computer power supply fan with automatic start-stop function Download PDFInfo
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- CN215860919U CN215860919U CN202120711917.8U CN202120711917U CN215860919U CN 215860919 U CN215860919 U CN 215860919U CN 202120711917 U CN202120711917 U CN 202120711917U CN 215860919 U CN215860919 U CN 215860919U
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- fan
- computer power
- detection circuit
- fan frame
- power supply
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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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The utility model discloses a computer power supply fan with an automatic start-stop function, which comprises a fan frame, a circuit board, a motor, fan blades, an air volume sensor and a temperature sensor, wherein the fan frame is provided with a fan inlet and a fan outlet; the top surface of the fan frame is concave to form a mounting cavity, the bottom surface of the fan frame is concave to form a containing groove and a plurality of air inlets communicated with the mounting cavity, the air inlets are positioned around the mounting groove, the bottom surface of the fan frame is covered with a dust filter screen, and the dust filter screen covers each air inlet; this circuit board sets up in the mounting groove, has control circuit, temperature-detecting circuit, amount of wind detection circuitry and the power detection circuitry who is used for real-time detection computer power output on the circuit board, through the temperature that utilizes temperature sensor to listen computer power to the cooperation utilizes power detection circuitry to listen to computer power's output, open or stop with the definite control circuit control motor that is controlled, realize opening automatically and stop, with the production of noise abatement, reduce the energy consumption, bring the facility for the use.
Description
Technical Field
The utility model relates to the technical field of fans, in particular to a computer power supply fan with an automatic start-stop function.
Background
Computers are becoming more and more popular in our lives and works and almost become necessities of our lives. Because the household computer generally surfs the internet or is provided with a plurality of office software, the actual using power is about 100W, and if the household computer is in a quiet night, the household computer can hear very large noise generated by the rotation of the fan, so the household computer is very noisy. At present, fans used for computer power supplies generally do not have an automatic starting and stopping function, noise is generated continuously after a computer is started, power is consumed, and energy is wasted. Therefore, there is a need to develop a solution to the above problems.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to the defects in the prior art, and the main object of the present invention is to provide a computer power fan with an automatic start/stop function, which has an automatic start/stop function and is very convenient to use.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a computer power supply fan with an automatic start-stop function comprises a fan frame, a circuit board, a motor, fan blades, an air quantity sensor and a temperature sensor; the top surface of the fan frame is concave to form a mounting cavity, the bottom surface of the fan frame is concave to form a containing groove and a plurality of air inlets communicated with the mounting cavity, the air inlets are positioned around the mounting groove, the bottom surface of the fan frame is covered with a dust filter screen, and the dust filter screen covers each air inlet; the circuit board is arranged in the mounting groove, the circuit board is provided with a control circuit, a temperature detection circuit, an air volume detection circuit and a power detection circuit for detecting the output power of the computer power supply in real time, and the temperature detection circuit, the air volume detection circuit and the power detection circuit are all connected with the control circuit; the motor is arranged in the mounting cavity and is connected with the control circuit; the fan blade is arranged in the mounting cavity and is driven by the motor to rotate; the air quantity sensor is arranged in the air inlet and is connected with the air quantity detection circuit; the temperature sensor is arranged in the computer power supply and is connected with the temperature detection circuit.
Preferably, the bottom surface of the fan frame is provided with a bottom cover, and the bottom cover covers the circuit board.
Preferably, the dust filter screen is detachably mounted on the bottom surface of the fan frame.
As a preferable scheme, the air volume sensors are multiple and are respectively arranged in the corresponding air inlets.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, and specifically, the technical scheme includes that:
through utilizing temperature sensor to listen the temperature of computer power to the cooperation utilizes power detection circuit to listen to the output of computer power, open or stop with confirming by control circuit control motor, realize automatic opening and stop, with the production of noise abatement, reduce the energy consumption, facilitate for the use, and through setting up air sensor, utilize air sensor to listen the amount of wind of air intake, so that control circuit control motor reversal by actual need, realize the purpose of self-cleaning dust filter screen.
To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a schematic cross-sectional view of a preferred embodiment of the present invention;
FIG. 2 is a control schematic block diagram of the preferred embodiment of the present invention;
FIG. 3 is a schematic diagram of a control circuit according to a preferred embodiment of the present invention.
The attached drawings indicate the following:
10. fan frame 11 and mounting cavity
12. Accommodating groove 13 and air inlet
20. Circuit board 21 and control circuit
22. Temperature detection circuit 23 and air volume detection circuit
24. Power detection circuit 30 and motor
40. Fan blade 51 and air volume sensor
52. Temperature sensor 53, dust filter screen
54. A bottom cover.
Detailed Description
Referring to fig. 1 to 3, a specific structure of a preferred embodiment of the present invention is shown, which includes a fan frame 10, a circuit board 20, a motor 30, a fan blade 40, an air volume sensor 51 and a temperature sensor 52.
The top surface of the fan frame 10 is recessed to form a mounting cavity 11, the bottom surface of the fan frame 10 is recessed to form a containing groove 12 and a plurality of air inlets 13 communicated with the mounting cavity 11, the air inlets 13 are positioned around the mounting groove 12, the bottom surface of the fan frame 10 is covered with a dust filter screen 53, and the dust filter screen 53 covers each air inlet 13; in this embodiment, the dust filter 53 is detachably installed on the bottom surface of the fan frame 10 to facilitate replacement.
The circuit board 20 is arranged in the mounting groove 12, the circuit board 20 is provided with a control circuit 21, a temperature detection circuit 22, an air volume detection circuit 23 and a power detection circuit 24 for detecting the output power of the computer power supply in real time, the temperature detection circuit 22, the air volume detection circuit 23 and the power detection circuit 24 are all connected with the control circuit 21, the specific circuit structure of the control circuit 21 is shown in fig. 3, the temperature detection circuit 22, the air volume detection circuit 23 and the power detection circuit 24 are all known circuits, and the specific structures of the temperature detection circuit 22, the air volume detection circuit 23 and the power detection circuit 24 are not described in detail herein; in this embodiment, the bottom surface of the fan frame 10 is provided with a bottom cover 54, and the bottom cover 54 covers the circuit board 20.
The motor 30 is arranged in the mounting cavity 11, and the motor 30 is connected with the control circuit 21; the fan blade 40 is disposed in the mounting chamber 11 and is rotated by the motor 30.
The air quantity sensor 51 is arranged in the air inlet 13 and is connected with the air quantity detection circuit 23; the air volume sensors 51 are multiple and are respectively arranged in the corresponding air inlets 13. The temperature sensor 52 is disposed in the computer power supply and connected to the temperature detection circuit 22.
The working principle of the embodiment is detailed as follows:
when the dust removal device is used, the temperature sensor 52 detects the temperature of a computer power supply in real time and transmits data to the temperature detection circuit 22, the power detection circuit 24 detects the output power of the computer power supply in real time, the control circuit 21 determines that the motor 30 is controlled to start or stop by comprehensively considering two factors of the temperature and the output power, so that automatic start and stop are realized, in the working process, the air quantity sensor 51 detects the air quantity of the air inlet 13 in real time, when the air quantity is reduced to a set value, the dust filter screen 53 is indicated to be excessively blocked, at the moment, the control circuit 21 controls the motor 30 to rotate reversely, and after the reverse rotation reaches a set time, the control circuit 21 controls the motor 30 to rotate forwardly, so that the purpose of automatically removing dust for the dust filter screen 53 is achieved.
The design of the utility model is characterized in that: through utilizing temperature sensor to listen the temperature of computer power to the cooperation utilizes power detection circuit to listen to the output of computer power, open or stop with confirming by control circuit control motor, realize automatic opening and stop, with the production of noise abatement, reduce the energy consumption, facilitate for the use, and through setting up air sensor, utilize air sensor to listen the amount of wind of air intake, so that control circuit control motor reversal by actual need, realize the purpose of self-cleaning dust filter screen.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (4)
1. The utility model provides a computer power supply fan that function is stopped in area automation which characterized in that: comprises a fan frame, a circuit board, a motor, fan blades, an air quantity sensor and a temperature sensor; the top surface of the fan frame is concave to form a mounting cavity, the bottom surface of the fan frame is concave to form a containing groove and a plurality of air inlets communicated with the mounting cavity, the air inlets are positioned around the mounting groove, the bottom surface of the fan frame is covered with a dust filter screen, and the dust filter screen covers each air inlet; the circuit board is arranged in the mounting groove, the circuit board is provided with a control circuit, a temperature detection circuit, an air volume detection circuit and a power detection circuit for detecting the output power of the computer power supply in real time, and the temperature detection circuit, the air volume detection circuit and the power detection circuit are all connected with the control circuit; the motor is arranged in the mounting cavity and is connected with the control circuit; the fan blade is arranged in the mounting cavity and is driven by the motor to rotate; the air quantity sensor is arranged in the air inlet and is connected with the air quantity detection circuit; the temperature sensor is arranged in the computer power supply and is connected with the temperature detection circuit.
2. The computer power supply fan with automatic start-stop function of claim 1, wherein: the bottom surface of the fan frame is provided with a bottom cover which covers the circuit board.
3. The computer power supply fan with automatic start-stop function of claim 1, wherein: the dust filter screen is detachably arranged on the bottom surface of the fan frame.
4. The computer power supply fan with automatic start-stop function of claim 1, wherein: the air quantity sensors are multiple and are respectively arranged in the corresponding air inlets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120711917.8U CN215860919U (en) | 2021-04-08 | 2021-04-08 | Computer power supply fan with automatic start-stop function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120711917.8U CN215860919U (en) | 2021-04-08 | 2021-04-08 | Computer power supply fan with automatic start-stop function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215860919U true CN215860919U (en) | 2022-02-18 |
Family
ID=80318747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120711917.8U Active CN215860919U (en) | 2021-04-08 | 2021-04-08 | Computer power supply fan with automatic start-stop function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215860919U (en) |
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2021
- 2021-04-08 CN CN202120711917.8U patent/CN215860919U/en active Active
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