CN219266432U - 12V output aging detection device for cigar lighter - Google Patents
12V output aging detection device for cigar lighter Download PDFInfo
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- CN219266432U CN219266432U CN202223308209.3U CN202223308209U CN219266432U CN 219266432 U CN219266432 U CN 219266432U CN 202223308209 U CN202223308209 U CN 202223308209U CN 219266432 U CN219266432 U CN 219266432U
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Abstract
A12V output aging detection device of a cigar lighter is provided with an MCU control center module, a power supply voltage stabilizing circuit module, an anti-reverse circuit module, a signal input module, an alarm prompt module and a load circuit module; the signal input module is connected with a cigarette lighter power supply to be tested, the obtained voltage and current input signals are transmitted to the anti-reverse connection circuit, the anti-reverse connection circuit transmits the forward voltage and current input signals to the power supply voltage stabilizing circuit, and the power supply voltage stabilizing circuit transmits output signals to the MCU control center module; the MCU control center module is used for detecting whether the voltage and the current of the input signal are in a set range or not and generating a detection result signal, the detection result signal is transmitted to the alarm prompt module, and the alarm prompt module sends out a specified alarm signal according to the detection result signal. The utility model can replace aging cabinet equipment to perform aging test on 12V output of the cigar lighter, and has stable work and simple, convenient and quick use.
Description
Technical Field
The utility model relates to a power supply detection technology, in particular to a 12V output aging detection device for a cigar lighter.
Background
Today, people's life is not powered on, and electricity supports the operation of daily equipment, networks, tools, and even toys, which is a necessary material for people to live. The electric energy is utilized in various ways, and the requirements are also various. Based on the extensive development of current outdoor camping exploration demand, very many power supply equipment all need the power supply of outdoor power cigar lighter 12V, and current check out test set is mainly carried out ageing test by a large amount of DC electronic load integrated ageing cabinets, detects ageing to cigar lighter DC 12V's output operating voltage and output operating current. However, these detection devices have a number of inconveniences:
1. the equipment occupies large space, has high cost and exceeds the budget of a large amount of small enterprise equipment;
2. the operation of the staff is subjected to multiple examination requirements, the staff cannot be replaced at will, and the management difficulty is increased;
3. the equipment is large in size and basically cannot move, so that the random spot test and inspection difficulty of QC quality personnel on finished equipment is increased;
4. after the maintenance is sold, the maintenance is not easy, and the maintenance is basically impossible.
Disclosure of Invention
The utility model solves the technical problem of providing a 12V output aging detection device for a cigar lighter, which can replace aging cabinet equipment, and has the advantages of stable work, simple use, convenience and rapidness.
The technical scheme of the utility model is as follows:
the 12V output aging detection device of the cigar lighter is provided with an MCU control center module, a power supply voltage stabilizing circuit module, an anti-reverse circuit module, a signal input module, an alarm prompt module and a load circuit module;
the signal input module is connected with a cigarette lighter power supply to be tested, the obtained voltage and current input signals are transmitted to the anti-reverse connection circuit, the anti-reverse connection circuit transmits the forward voltage and current input signals to the power supply voltage stabilizing circuit, and the power supply voltage stabilizing circuit transmits output signals to the MCU control center module;
the MCU control center module is used for detecting whether the voltage and the current of the input signal are in a set range or not and generating a detection result signal, the detection result signal is transmitted to the alarm prompt module, and the alarm prompt module sends out a specified alarm signal according to the detection result signal.
The 12V output aging detection device of the cigar lighter comprises the MCU control center module, a temperature detection circuit module and a fan module, wherein the temperature detection circuit module is in signal connection with the temperature detection circuit module, the temperature detection circuit module is provided with a temperature detection circuit and a temperature sensor, and the temperature sensor detects a temperature signal in the device; the fan module comprises a fan power supply circuit and a fan, the MCU control center module receives the temperature signal and sends a control signal to the fan module, and the fan module controls the fan to work.
The 12V output aging detection device for the cigar lighter comprises a reset circuit module, wherein the MCU control center module is in signal connection with the reset circuit module, when the MCU control center module sends an aging detection completion signal to the reset circuit module, the reset circuit module executes reset action of the MCU control center module.
The 12V output aging detection device for the cigar lighter comprises an aluminum shell, wherein a PCB (printed circuit board), a radiator and an alarm assembly are fixed in the aluminum shell, and the MCU control center module, the power supply voltage stabilizing circuit module, the anti-reverse circuit module, the signal input module, the alarm prompt module, the reset circuit module, the fan circuit, the temperature detection circuit, the temperature sensor and the load circuit module are arranged on the PCB.
The 12V output aging detection device for the cigar lighter comprises a buzzer circuit and an indicator light circuit.
The 12V output aging detection device for the cigar lighter comprises the radiator, wherein an aluminum shell resistor is fixed on the radiator and used for absorbing working current and converting electric energy into heat energy as an aging resistor.
From the above description, it is clear that the following effects can be achieved in comparison with the prior art:
the equipment purchase cost is reduced, and the ageing cabinet equipment with high cost is replaced.
The limiting conditions of the use scene are reduced, the occupied space is reduced, no special examination requirement is required for operators, and the use is simple.
The mobile portable device is convenient to move, reduces the detection difficulty of the quality detection personnel during spot check, and can rapidly identify the qualification rate of products.
The assembly process is simple, the aging principle is simple and stable, the replacement of the device is convenient and quick, and the device can be maintained and replaced independently.
Drawings
FIG. 1 is a schematic diagram showing the connection relationship of the components according to the preferred embodiment of the present utility model;
fig. 2 is a schematic circuit structure of a preferred embodiment of the present utility model.
Reference numerals for main elements:
the utility model comprises the following steps:
1: reverse connection preventing circuit module 2: power supply voltage stabilizing circuit module 3: MCU control center module
4: load circuit module 5: buzzer circuit 6: reset circuit module
7: temperature detection circuit module 8: fan power supply circuit 9: indicating lamp circuit
Detailed Description
For a clearer understanding of technical features, objects, and effects of the present utility model, a specific embodiment of the present utility model will be described with reference to the accompanying drawings.
In a preferred embodiment of the device for detecting the output aging of the cigar lighter 12V of the present utility model, referring to fig. 1 and 2, the device for detecting the output aging of the cigar lighter 12V of the present utility model is provided with an MCU control center module 3, a power supply voltage stabilizing circuit module 2, an anti-reverse connection circuit module 1, a signal input module, an alarm prompt module and a load circuit module 4; the signal input module is connected with a cigarette lighter power supply to be tested, the obtained voltage and current input signals are transmitted to the anti-reverse connection circuit, the anti-reverse connection circuit transmits the forward voltage and current input signals to the power supply voltage stabilizing circuit, and the power supply voltage stabilizing circuit transmits output signals to the MCU control center module 3; the MCU control center module 3 is used for detecting whether the voltage and the current of the input signal are in a set range or not, generating a detection result signal, transmitting the detection result signal to the alarm prompt module, and sending a specified alarm signal according to the detection result signal by the alarm prompt module. Preferably, after the cigarette lighter power supply to be tested is connected to the signal input module, the input voltage and current signals are transmitted to the MCU control center module 3 through the reverse connection preventing circuit module 1 and the power supply voltage stabilizing circuit module 2, the MCU control center module 3 detects the input signals, whether the input voltage and current are in a set range or not is detected, the MCU control center module 3 sends an alarm signal to the alarm prompt module according to the detection result, and the alarm prompt module executes corresponding alarm actions according to the setting of the alarm prompt signal.
In the preferred embodiment of the 12V output aging detection device for cigar lighter according to the present utility model, the MCU control center module 3 is in signal connection with a temperature detection circuit module 7 and a fan module, the temperature detection circuit module 7 is provided with a temperature detection circuit and a temperature sensor, and the temperature sensor detects a temperature signal in the device; the fan module comprises a fan power supply circuit 8 and a fan, the MCU control center module 3 receives the temperature signal and sends a control signal to the fan module, and the fan module controls the fan to work. Preferably, the temperature in the self-checking device can automatically drive the fan to work when the temperature exceeds a set value, and the temperature is lowered.
In the preferred embodiment of the device for detecting the aging of the 12V output of the cigar lighter according to the present utility model, the device comprises a reset circuit module 6, the MCU control center module 3 is in signal connection with the reset circuit module 6, and when the MCU control center module 3 sends an aging detection completion signal to the reset circuit module 6, the reset circuit module 6 performs the reset operation of the MCU control center module 3. Through the function of the reset module, each aging program can not be affected by the program operation of the previous aging test, and the accuracy of the aging test is improved.
In the preferred embodiment of the device for detecting the aging of the 12V output of the cigar lighter, disclosed by the utility model, an aluminum shell is arranged, a PCB (printed circuit board), a radiator and an alarm assembly are fixed in the aluminum shell, and the MCU control center module 3, the power supply voltage stabilizing circuit module 2, the reverse connection preventing circuit module 1, the signal input module, the alarm prompting module, the reset circuit module 6, the fan circuit, the temperature detection circuit, the temperature sensor and the load circuit module 4 are arranged on the PCB. Preferably, the aluminum shell can be used for fixing an internal PCB and a radiator, and has a partial heat conduction and radiation function. The aluminum radiator and the fan mainly have the effects that the resistance heat of the aluminum shell is led into the aluminum radiator and the fan radiates heat through a large amount of self surface area, the fan runs to accelerate the outflow of the heat, and the internal temperature is reduced. The PCB is mainly used for supplying power to the MCU control center and the fan, so that the MCU control center can play a role in detecting overcurrent and over-temperature protection, and controlling the aging time and the aging abnormality alarming and prompting device.
The cigar lighter 12V output aging detection device of the present utility model as described above, in the preferred embodiment, the alarm assembly comprises a buzzer circuit 5 and an indicator light circuit 9. Preferably, through the combination of two different alarm modes of the buzzer circuit 5 and the indicator light circuit 9, various alarm signals can be obtained so as to be convenient for distinguishing different states and results.
In the preferred embodiment of the 12V output aging detection device for cigar lighter according to the present utility model, the aluminum shell resistor is fixed on the heat sink, and the aluminum shell resistor is used for absorbing working current and acting as an aging resistor to convert electric energy into heat energy.
In the preferred embodiment of the utility model, the working main flow is as follows:
the utility model is controlled by a core MCU singlechip STM8L051F3P6, the PCB board is mainly provided with an anti-reverse connection circuit, a power supply voltage stabilizing circuit, a buzzer detection circuit, a temperature detection circuit, a fan power supply circuit 8 and an MCU reset circuit, detection signals are protected by a first-stage anti-reverse connection diode, the singlechip of an MCU control center is supplied with power through the voltage stabilizing circuit, whether voltage and current of input signals are in a set range or not is detected, if the detection signals are in the set range, the singlechip of the MCU control center gives out signals to the buzzer to send out normal working alarm prompt sounds, meanwhile, a temperature detection circuit RT1/RT2 thermocouple probe detects that the temperature exceeds 45 ℃ to start the fan for active heat dissipation, the MCU control center controls the indication lamp to light a blue lamp to represent normal working in the middle of 30 minutes countdown, and the blue lamp is turned into a green lamp to represent the aging end immediately after the countdown. If the detected voltage and current are not in the set qualified range, an abnormal signal is given by the indicator lamp and the buzzer at the same time, and the staff is warned to express that the change position is abnormal.
Compared with the prior art, the utility model has the following advantages:
the equipment purchase cost is reduced, and the ageing cabinet equipment with high cost is replaced. The limiting conditions of the use scene are reduced, the occupied space is reduced, no special examination requirement is required for operators, and the use is simple. The mobile portable device is convenient to move, reduces the detection difficulty of the quality detection personnel during spot check, and can rapidly identify the qualification rate of products. The assembly process is simple, the aging principle is simple and stable, the replacement of the device is convenient and quick, and the device can be maintained and replaced independently.
The foregoing is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model. Any equivalent changes and modifications can be made by those skilled in the art without departing from the spirit and principles of this utility model, and are intended to be within the scope of this utility model.
Claims (6)
1. The 12V output aging detection device of the cigar lighter is characterized by comprising an MCU control center module, a power supply voltage stabilizing circuit module, an anti-reverse circuit module, a signal input module, an alarm prompt module and a load circuit module;
the signal input module is connected with a cigarette lighter power supply to be tested, the obtained voltage and current input signals are transmitted to the anti-reverse connection circuit, the anti-reverse connection circuit transmits the forward voltage and current input signals to the power supply voltage stabilizing circuit, and the power supply voltage stabilizing circuit transmits output signals to the MCU control center module;
the MCU control center module is used for detecting whether the voltage and the current of the input signal are in a set range or not and generating a detection result signal, the detection result signal is transmitted to the alarm prompt module, and the alarm prompt module sends out a specified alarm signal according to the detection result signal.
2. The 12V output aging detection device for a cigar lighter according to claim 1, wherein the MCU control center module is in signal connection with a temperature detection circuit module and a fan module, the temperature detection circuit module is provided with a temperature detection circuit and a temperature sensor, and the temperature sensor detects a temperature signal in the device; the fan module comprises a fan power supply circuit and a fan, the MCU control center module receives the temperature signal and sends a control signal to the fan module, and the fan module controls the fan to work.
3. The cigar lighter 12V output aging detection device of claim 2, comprising a reset circuit module, wherein the MCU control center module is in signal connection with the reset circuit module, and when the MCU control center module sends an aging detection completion signal to the reset circuit module, the reset circuit module performs a reset action of the MCU control center module.
4. The cigar lighter 12V output aging detection device of claim 3, wherein an aluminum housing is provided, wherein a PCB board, a radiator and an alarm assembly are fixed in the aluminum housing, and the MCU control center module, the power supply voltage stabilizing circuit module, the reverse connection preventing circuit module, the signal input module, the alarm prompting module, the reset circuit module, the fan circuit, the temperature detection circuit, the temperature sensor and the load circuit module are mounted on the PCB board.
5. The cigar lighter 12V output degradation detection device of claim 4, wherein the alarm assembly comprises a buzzer circuit and an indicator light circuit.
6. The cigar lighter 12V output aging detector of claim 5, wherein an aluminum resistor is fixed to the heat sink, and the aluminum resistor is configured to absorb an operating current and act as an aging resistor to convert electrical energy into thermal energy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223308209.3U CN219266432U (en) | 2022-12-10 | 2022-12-10 | 12V output aging detection device for cigar lighter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223308209.3U CN219266432U (en) | 2022-12-10 | 2022-12-10 | 12V output aging detection device for cigar lighter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219266432U true CN219266432U (en) | 2023-06-27 |
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ID=86857410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223308209.3U Active CN219266432U (en) | 2022-12-10 | 2022-12-10 | 12V output aging detection device for cigar lighter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219266432U (en) |
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2022
- 2022-12-10 CN CN202223308209.3U patent/CN219266432U/en active Active
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