CN216560799U - Fingerprint module detection device - Google Patents
Fingerprint module detection device Download PDFInfo
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- CN216560799U CN216560799U CN202122431037.8U CN202122431037U CN216560799U CN 216560799 U CN216560799 U CN 216560799U CN 202122431037 U CN202122431037 U CN 202122431037U CN 216560799 U CN216560799 U CN 216560799U
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Abstract
The utility model discloses a fingerprint module detection device which comprises a power supply module, a switch module, a power supply conversion module, a control module, a voltage drop protection module, a first indicator light module, a second indicator light module, a current protection module and an output port, wherein the switch module is used for controlling the fingerprint module to be switched between a power-on state and a power-off state; the control module is used for controlling the working state of the fingerprint module; the voltage drop protection module is used for protecting the line voltage within a range; the power supply conversion module is used for converting the output voltage of the power supply module into the voltage required by the fingerprint module; the current protection module is used for protecting the current of the line within a range; first, second pilot lamp module is used for showing whether the fingerprint module is in line voltage's protection scope and current short circuit protection state respectively. Through this detection device, when fingerprint module appeared that the pressure drop is too high, the short circuit in the experimentation, can in time control and by the warning display of different pilot lamp modules.
Description
Technical Field
The utility model relates to the technical field of mobile communication. In particular to a fingerprint module detection device.
Background
Fingerprint module is in the experimentation of reliability, need operate in high humidity environment, there is the too high risk of pressure drop that short circuit and short circuit arouse, but present fingerprint module is too high to the pressure drop, the short circuit scheduling problem does not have the visual display function, if the pressure drop is too high, during the short circuit scheduling problem, can not in time discover, the fingerprint module goes wrong after the experiment is ended, for the time late, the specific time and the link that the fingerprint module damaged can't be confirmed, be unfavorable for following and the analysis of the experiment reliability of fingerprint module, and in the experimentation, present fingerprint module is parallelly connected power supply, if the too high problem of pressure drop appears, can cause experiment reliability condition change, the event leads to the inspection data that the whole batch of fingerprint module that carries out the experiment obtained all inaccurate, need repeat the experiment.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solve the above-mentioned drawbacks of the prior art, and provides a fingerprint module detection device with voltage drop and short circuit detection functions.
The purpose of the utility model can be achieved by adopting the following technical scheme:
a fingerprint module detection device comprises a power supply module, a switch module, a power supply conversion module, a control module, a voltage drop protection module, a first indicator light module, a second indicator light module, a current protection module and an output port,
the power module is used for electrifying the detection device and is connected with the switch module;
the switch module is used for controlling the fingerprint module to switch between a power-on state and a power-off state and is connected with the control module;
the control module is used for controlling the working state of the fingerprint module and is respectively connected with the voltage drop protection module and the power supply conversion module;
the voltage drop protection module is used for protecting the line voltage within a range and is connected with the first indicator light module, and the first indicator light module is used for displaying whether the fingerprint module is within the protection range of the line voltage;
the power supply conversion module is used for converting the output voltage of the power supply module into the voltage required by the fingerprint module and is connected with the current protection module;
the current protection module is used for protecting the current of the line within a range and is respectively connected with the output port and the second indicator light module; the second indicator light module is used for displaying whether the fingerprint module is in a current short-circuit protection state or not;
wherein, output port for be connected with external fingerprint module.
Further, the first indicator light module displays the pressure drop state of the fingerprint module to be tested through the combination of different colors and different numbers of indicator lights. When the pressure drop is unusual, in time adjust voltage, if reliability NG, guarantee that fingerprint module reliability experiment is gone on at the normal within range of pressure drop, fingerprint module reliability NG reason is not aroused by the pressure drop is unusual.
Further, the second pilot lamp module shows the short circuit state of the fingerprint module that awaits measuring through the combination of the pilot lamp of different colours, different quantity. When the short circuit is abnormal, the reason is timely searched and adjusted, if the reliability NG is ensured, the reliability experiment of the fingerprint module is carried out within the normal range of the current, and the reason of the reliability NG of the fingerprint module is not caused by the current abnormity.
Further, when the fingerprint module exceeded the protection scope of line voltage, first pilot lamp module display was reported to the police. And (3) finding that the voltage of the reliability experiment is abnormal in time, confirming that the fingerprint module is not tested within the allowable range of the voltage of the reliability experiment, and adjusting the voltage of the reliability experiment.
Further, when the fingerprint module is in the current short-circuit protection state, the second pilot lamp module shows the warning. The current that finds the reliability experiment in time exists unusually, confirms that the fingerprint module has not tested in reliability experiment current allowed range, needs the adjustment reliability experiment current.
Compared with the prior art, the utility model has the following advantages and effects:
1. through this detection device, when fingerprint module appeared that the pressure drop is too high, the short circuit in the experimentation, can in time control and by the warning display of different pilot lamp modules.
2. This detection device increases power module, switch module, power conversion module, control module, voltage drop protection module, first pilot lamp module, second pilot lamp module, current protection module etc. on the hardware of original fingerprint module for detection device has voltage drop and short circuit detection function.
Drawings
FIG. 1 is a structural diagram of a fingerprint module detecting device according to the present invention;
fig. 2 is a schematic circuit diagram of a fingerprint module detection device according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example one
As shown in fig. 1, this embodiment discloses a structure composition picture of fingerprint module detection device, through the fingerprint module detection device disclosed in fig. 1, the experiment testing process of fingerprint module has the automated inspection function of voltage drop, short circuit, and this detection device includes power module, switch module, power conversion module, control module, voltage drop protection module, first pilot lamp module, second pilot lamp module, current protection module, output port etc. as fig. 1.
The power module is used for electrifying the detection device and is connected with the switch module;
the switch module is used for controlling the fingerprint module to switch between a power-on state and a power-off state and is connected with the control module;
the control module is used for controlling the working state of the fingerprint module and is respectively connected with the voltage drop protection module and the power supply conversion module;
the voltage drop protection module is used for protecting the line voltage within a range and is connected with the first indicator lamp module, the first indicator lamp module is used for displaying whether the fingerprint module is in the protection range of the line voltage, and when the fingerprint module exceeds the protection range of the line voltage, the first indicator lamp module displays an alarm.
The power supply conversion module is used for converting the output voltage of the power supply module into the voltage required by the fingerprint module and is connected with the current protection module;
the current protection module is used for protecting the current of the line within a range and is respectively connected with the output port and the second indicator light module; the second indicator light module is used for showing whether the fingerprint module is in the electric current short-circuit protection state, is in the electric current short-circuit protection state when the fingerprint module, and the second indicator light module shows the warning.
Output port for be connected with external fingerprint module.
Wherein, first pilot lamp module and second pilot lamp module for the combination through the pilot lamp of different colours, different quantity shows the state of the fingerprint module that awaits measuring.
In this embodiment, a power supply module, a switch module, a power conversion module, a control module, a voltage drop protection module, a first indicator light module, a second indicator light module, a current protection module and the like are added to the hardware of the original fingerprint module, the power supply input of the fingerprint module is provided by the power supply module, whether the fingerprint module inputs power is controlled by the switch module, when the power supply input is normal, the voltage drop protection module does not work, and the power conversion module works normally and outputs the power through the current protection module, the second indicator light module and the output port; when the power input is abnormal, the power conversion module does not work, and the voltage drop protection module works and flows out through the first indicator lamp module.
Example two
Based on the first embodiment, the present embodiment discloses a schematic circuit diagram of a fingerprint module detection apparatus, as shown in fig. 2, a power supply is provided from a power module JI, and a switch module K1 controls whether the power supply is input or not, when the power supply is too high, Q1 cuts off the power supply input of Q2, so that Q2 stops working, current flows out through a first indicator light module LEDREO, and a red light is turned on, and cut-off voltage can be adjusted and controlled through R1 and R2; when the power input was normal, first pilot lamp module LEDREO circuit was in the short-circuit condition, and is not bright, power conversion module U1 normally works, and convert the experiment required voltage, export the fingerprint module through second pilot lamp module LEDBlue and output port J2, when the electric current was normal, LEDBlue can show green lamp, the fingerprint module normally works, when the electric current was too high, second pilot lamp module LEDBlue and output port J2 can stop working simultaneously, the lamp is not bright, the fingerprint module also does not work.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (5)
1. A fingerprint module detection device is characterized by comprising a power supply module, a switch module, a power supply conversion module, a control module, a voltage drop protection module, a first indicator light module, a second indicator light module, a current protection module and an output port,
the power module is used for electrifying the detection device and is connected with the switch module;
the switch module is used for controlling the fingerprint module to switch between a power-on state and a power-off state and is connected with the control module;
the control module is used for controlling the working state of the fingerprint module and is respectively connected with the voltage drop protection module and the power supply conversion module;
the voltage drop protection module is used for protecting the line voltage within a range and is connected with the first indicator light module, and the first indicator light module is used for displaying whether the fingerprint module is within the protection range of the line voltage;
the power supply conversion module is used for converting the output voltage of the power supply module into the voltage required by the fingerprint module and is connected with the current protection module;
the current protection module is used for protecting the current of the line within a range and is respectively connected with the output port and the second indicator light module; the second indicator light module is used for displaying whether the fingerprint module is in a current short-circuit protection state or not;
wherein, output port for be connected with external fingerprint module.
2. The fingerprint module detection device of claim 1, wherein the first indicator light module displays the voltage drop state of the fingerprint module to be detected through a combination of different colors and different numbers of indicator lights.
3. The fingerprint module detection device of claim 1, wherein the second indicator light module displays the short circuit state of the fingerprint module to be detected through a combination of different colors and different numbers of indicator lights.
4. The fingerprint module detection device of claim 1, wherein when the fingerprint module exceeds the protection range of the line voltage, the first indicator light module displays an alarm.
5. The fingerprint module detection device of claim 1, wherein when the fingerprint module is in a current short-circuit protection state, the second indicator light module displays an alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122431037.8U CN216560799U (en) | 2021-10-09 | 2021-10-09 | Fingerprint module detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122431037.8U CN216560799U (en) | 2021-10-09 | 2021-10-09 | Fingerprint module detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216560799U true CN216560799U (en) | 2022-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122431037.8U Active CN216560799U (en) | 2021-10-09 | 2021-10-09 | Fingerprint module detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216560799U (en) |
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2021
- 2021-10-09 CN CN202122431037.8U patent/CN216560799U/en active Active
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