CN211786013U

CN211786013U - Quick detection circuit of exposed lamp and detector thereof

Info

Publication number: CN211786013U
Application number: CN201922142939.2U
Authority: CN
Inventors: 陈荣
Original assignee: Zhuhai E&h Photoelectric Technology Co ltd
Current assignee: Zhuhai E&h Photoelectric Technology Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-10-27
Anticipated expiration: 2029-12-03

Abstract

The utility model discloses an expose lamp short-term test circuit and detector thereof exposes lamp short-term test circuit and includes: the power supply circuit is used for supplying power to the lamp to be detected and comprises a first detection end for outputting power; a detection module comprising: the device comprises a microprocessor, a buzzer circuit and a first resistor, wherein the microprocessor comprises an electrical parameter detection pin and a signal output pin, the signal output pin is connected with the buzzer circuit, and one end of the first resistor is connected with the electrical parameter detection pin; the second detection end is connected to the ground through the first resistor; the first detection end and the second detection end are respectively electrically connected with the two ends of the lamp to be detected, when the quality of the lamp is detected to be unqualified, the buzzer circuit can give an alarm, a worker can easily distinguish the lamp with quality problems according to the alarm sound, the lamp cannot be missed for inspection due to eye fatigue, the working efficiency is improved, and the outgoing quality of the lamp product is guaranteed.

Description

Quick detection circuit of exposed lamp and detector thereof

Technical Field

The utility model belongs to the technical field of the lamps and lanterns detect technique and specifically relates to a expose lamp short-term test circuit and detector thereof is related to.

Background

The lamp is one of indispensable daily necessities, is widely applied to various life and work scenes, and in order to guarantee the quality of the lamp, before leaving a factory, the lamp needs to be detected so as to guarantee the normal use of the lamp. The traditional lamp detection method is to electrify a lamp, and a worker checks whether the lamp is lighted or not, but the method has low working efficiency and is easy to miss detection, so that unqualified lamps flow to the market, and the sales volume of lamp products is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an expose lamp short-term test circuit and detector can let the workman easily distinguish out unqualified lamps and lanterns of quality, has not only improved work efficiency, can not appear lou examining moreover, has guaranteed the quality of lamps and lanterns product.

The utility model discloses still provide a detector with above-mentioned quick detection circuitry of lamp that exposes.

According to the utility model discloses expose lamp short-term test circuit of first aspect embodiment, include: the power supply circuit is used for supplying power to the lamp to be detected and comprises a first detection end for outputting power; a detection module comprising: the circuit comprises a microprocessor, a buzzer circuit and a first resistor, wherein the microprocessor comprises an electrical parameter detection pin and a signal output pin, the signal output pin is connected with the buzzer circuit, one end of the first resistor is connected with the electrical parameter detection pin, and the other end of the first resistor is grounded; the second detection end is connected to the ground through the first resistor; the first detection end and the second detection end are electrically connected with two ends of the lamp to be detected respectively.

According to the utility model discloses expose lamp short-term test circuit has following beneficial effect at least: the utility model provides an expose lamp short-term test circuit, when detecting lamps and lanterns quality unqualified, the warning can be sent out to the buzzing circuit, and the workman can easily distinguish out the lamps and lanterns that have the quality problem according to the alarm sound, can not leak because of eyes are tired and examine, has not only improved work efficiency, has guaranteed the outgoing from factory quality of lamps and lanterns product moreover.

According to some embodiments of the utility model, detection module still includes the display circuit, the data input part of display circuit with microprocessor's demonstration pin is connected.

According to the utility model discloses a some embodiments, the display circuit includes first ampere meter, first ampere meter includes first display screen, data input end and data output end, data input end with show pin and connect, data output end is connected with first display screen.

According to some embodiments of the present invention, the display circuit further comprises a second ammeter, the second ammeter comprising a DAO3 pin, the first ammeter comprising a DAO2 pin, the DAO3 pin and the DAO2 pin are connected.

According to the utility model discloses a some embodiments, detection module is still including setting up the circuit, the signal output part that sets up the circuit with microprocessor's key control pin is connected.

According to some embodiments of the utility model, the setting circuit includes first button, the one end of first button with key control pin connects, other end ground connection.

According to the utility model discloses a some embodiments, power supply circuit still includes gear selection circuit, gear selection circuit's output voltage includes: 5V, 12V, 24V and 48V.

According to some embodiments of the utility model, detection module still includes reset circuit, reset circuit includes second resistance and first electric capacity, microprocessor includes reset signal input pin, the one end of second resistance with reset signal input pin connects, and other end ground connection, the one end of first electric capacity with reset signal input pin connects, and the other end is connected with the VCC.

According to the utility model discloses detector of second aspect embodiment, include according to the utility model discloses the lamp short-term test circuit exposes of above-mentioned first aspect embodiment.

According to the utility model discloses detector has following beneficial effect at least: through adopting foretell quick detection circuitry of lamp that exposes, when detecting lamps and lanterns quality unqualified, the warning can be sent out to the buzzing circuit, and the workman can easily distinguish out the lamps and lanterns that have the quality problem according to the alarm sound, can not leak because of eye fatigue and examine, has not only improved work efficiency, has guaranteed the outgoing from factory quality of lamps and lanterns product moreover.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a circuit diagram of an overall circuit of an embodiment of the present invention;

fig. 2 is a circuit diagram of a power supply circuit according to an embodiment of the present invention.

Reference numerals:

the electronic device comprises a first resistor R10, a gear selection circuit 120, a first detection end 130, a voltmeter J3, a microprocessor 210, a buzzer circuit 220, a buzzer 221, a display circuit 230, a first ammeter J1, a first display screen 231, a second ammeter J2, a second display screen 232, a setting circuit 240, a first key S1, a second key S2, a third key S3, a fourth key S4, a reset circuit 250, a second resistor R6, a first capacitor C4, a clock circuit 260, a crystal oscillator Y1, a second capacitor C1, a third capacitor C2 and a second detection end 270.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, and a plurality of means are two or more. If the first, second, third and fourth descriptions are used for distinguishing technical features, the descriptions are not to be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the description of the present invention, unless there is an explicit limitation, the words such as setting and connection should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.

The following describes an exposed lamp rapid detection circuit according to an embodiment of the first aspect of the present invention with reference to fig. 1 and 2.

According to the utility model discloses expose lamp short-term test circuit, including power supply circuit and detection module.

Referring to fig. 1 and 2, in an embodiment of the present invention, a circuit for rapidly detecting an exposed lamp includes: the power supply circuit is used for supplying power to the lamp to be detected and comprises a first detection end 130 for outputting power; a detection module comprising: the microprocessor 210 comprises an electrical parameter detection pin and a signal output pin, the signal output pin is connected with the buzzer circuit 220, one end of the first resistor R10 is connected with the electrical parameter detection pin, and the other end of the first resistor R10 is grounded; a second sensing terminal 270 connected to ground through a first resistor R10; the first detection end 130 and the second detection end 270 are electrically connected to two ends of the lamp to be detected, respectively. The microprocessor is a central processing unit consisting of one or more than two large-scale integrated circuits, the circuits execute the functions of the control part and the arithmetic logic part, and the microprocessor can finish the operations of fetching instructions, executing instructions, exchanging information with an external memory and the logic part, and the like.

Specifically, when a lamp needs to be detected, the power circuit provides power for the lamp to be detected, the first detection end 130 and the second detection end 270 are respectively electrically connected with two ends of the lamp to be detected, wherein the first detection end 130 is an anode output end of the power circuit, one end of the second detection end 270 through the first resistor R10 is connected to the ground, the other end of the first resistor R10 is connected with the microprocessor 210 through the electrical parameter detection pin, and the microprocessor 210 determines whether the quality of the lamp is qualified or not through the electrical parameter acquired by the electrical parameter detection pin. The microprocessor 210 obtains the voltage parameter of the first resistor R10 through the electrical parameter detection pin, the resistance of the first resistor R10 is fixed, and according to ohm's law, the microprocessor can obtain the current parameter flowing through the first resistor R10, because the first resistor R10 and the lamp to be detected are connected in series, the current parameter value flowing through the first resistor R10 is the same as the current parameter value flowing through the lamp to be detected, and the current parameter condition of the lamp to be detected is specifically judged by detecting the current of the first resistor R10. The signal input end of the buzzer circuit 220 is connected with the signal output pin of the microprocessor 210, when the quality of the lamp is unqualified, the buzzer circuit 220 sends out an alarm sound, and a worker can easily distinguish the lamp with unqualified quality according to the alarm sound, so that the working efficiency is improved, and the omission of the lamp due to eye fatigue is avoided. Specifically, in an embodiment of the present invention, the buzzer circuit 220 includes a buzzer 221, one end of the buzzer 221 is connected to the signal output pin of the microprocessor 210, and the other end of the buzzer 221 is connected to the VCC. When the quality of the lamp is detected to be unqualified, the buzzer circuit 220 can give an alarm, a worker can easily distinguish the lamp with quality problems according to the alarm sound, missing detection due to eye fatigue is avoided, the working efficiency is improved, and the outgoing quality of the lamp product is ensured.

It is worth noting that, in the embodiment of the present invention, the lamp to be detected includes an exposed lamp, and other lamps to be detected may be adopted.

The utility model discloses an in some embodiments, detection module still includes display circuit 230, and display circuit 230's data input end is connected with microprocessor 210's demonstration pin, and display circuit 230 receives the electric current parameter information that microprocessor 210 input to show, the workman can further differentiate the concrete fault situation of the unqualified lamps and lanterns of quality according to the electric parameter information that display circuit 230 shows, carries out corresponding maintenance. Therefore, the working efficiency is improved, missing detection cannot occur, and the quality of the lamp product is ensured.

In some embodiments of the present invention, the display circuit includes a first ammeter J1, the first ammeter J1 includes a first display screen 231, a data input terminal and a data output terminal, the data input terminal is connected with the display pin, and the data output terminal is connected with the first display screen 231. Specifically, the microprocessor 210 acquires the current parameter of the lamp to be detected through the electric parameter detection pin and is connected with the first ammeter J1 through the display pin, the first ammeter J1 acquires the current parameter of the lamp to be detected from the microprocessor 210 through the data input end and displays the current parameter through the first display screen 231, a worker can judge the specific fault problem of the unqualified lamp according to the specific value of the current parameter displayed by the first display screen 231, and the working efficiency is improved.

In some embodiments of the utility model, the display circuit still includes second ampere meter J2, second ampere meter J2 includes the DAO3 pin, first ampere meter J1 includes the DAO2 pin, DAO3 pin and DAO2 pin are connected, second ampere meter J2 and first ampere meter J1 are established ties, second ampere meter J2 includes second display screen 232, microprocessor 210 obtains the current parameter who detects the lamps and lanterns through the electric parameter detection pin, can show the maximum value and the minimum of the current parameter who detects the lamps and lanterns respectively on first ampere meter J1 and second ampere meter J2 simultaneously, like this, be favorable to the workman to further judge according to the maximum value and the minimum that two ampere meters show whether there is the condition of circuit welding failure to detect the lamps and lanterns, so that corresponding maintenance is carried out, further improve the product quality of lamps and lanterns. It should be understood that the first ammeter J1 and the second ammeter J2 may also simultaneously display the average value and the minimum value of the current parameter of the lamp to be detected, respectively, or simultaneously display the average value and the maximum value of the current parameter of the lamp to be detected, respectively, without being limited thereto.

The utility model discloses an in some embodiments, detection module is still including setting up circuit 240, and the signal output part that sets up circuit 240 is connected with microprocessor 210's key control pin, and it should be understood that, the workman sets up the threshold value of one or more judgments for microprocessor 210 through setting up circuit 240 after selecting one or more reasonable threshold values, and microprocessor 210 judges through relevant threshold value, and then triggers buzzing circuit 220 through signal output pin and reports to the police.

It is noted that when the worker sets the threshold value to the microprocessor 210 through the setting circuit 240, the first ammeter J1 and/or the second ammeter J2 can synchronously display the threshold value set by the worker, for example, when the worker sets the threshold value to 250mA, the first display screen 231 can synchronously display "250 mA" so that the worker can confirm whether the threshold value set by the worker is correct.

In some embodiments of the present invention, the setting circuit includes a first button S1, one end of the first button S1 is connected to the button control pin, and the other end is grounded. Specifically, the worker sets a relevant threshold value through the first key S1, so that the microprocessor 210 controls the buzzer circuit 220 to send out a relevant alarm through the threshold value, the operation is simple and convenient, and the production efficiency is effectively improved. It is worth noting that in an embodiment of the present invention, a second button S2, a third button S3 and a fourth button S4 are further provided, one end of each button is connected to a button control pin of the microprocessor 210, the other end of each button is grounded, and four buttons are provided, so that it is more convenient to set the threshold values with different precision.

It should be noted that, in an embodiment of the present invention, the power circuit provides power for the lamp to be tested, the first detecting terminal 130 and the second detecting terminal 270 are respectively electrically connected to two ends of the lamp to be tested, wherein the first detecting terminal 130 is an anode output terminal of the power circuit, one end of the second detecting terminal 270 is connected to the ground through the first resistor R10, the other end of the first resistor R10 is connected to the microprocessor 210 through the electrical parameter detecting pin, the microprocessor 210 obtains the voltage value parameter of the first resistor R10 through the electrical parameter detecting pin and converts the voltage value parameter into the current value parameter of the lamp to be tested, before the test, the worker sets the upper limit value and the lower limit value of the current parameter through the key control pin of the microprocessor 210 at the setting circuit 240, the signal input terminal of the buzzer circuit 220 is connected to the signal output pin of the microprocessor 210, when the quality of the lamp is not qualified, if the current parameter of the lamp to be detected exceeds the upper limit value, the buzzer 221 sends out continuous alarm sound; if the current parameter of the lamp to be detected is lower than the lower limit value, the buzzer 221 emits intermittent alarm sound. Wherein the alarm sound can also be alarm sound of different frequencies. Like this, the workman can easily judge the concrete fault situation of the lamps and lanterns that await measuring according to the alarm sound of difference, carries out further maintenance, has improved workman's production efficiency, and moreover, sound more can improve workman's attention than the vision, consequently, the workman is difficult to take place to miss to examine, has improved the outgoing of lamps and lanterns quality, is favorable to obtaining consumer's trust to improve the sales volume of lamps and lanterns product. For example, the power supply circuit sets a 24V input, and the limits of the measured current are set to: the upper limit value is 250mA, and the lower limit value is 230mA, when buzzer circuit 220 sent continuous alarm sound, the workman can tentatively judge that unqualified lamps and lanterns have the condition of short circuit or partial short circuit, when buzzer circuit 220 sent discontinuous alarm sound, the workman can tentatively judge that unqualified lamps and lanterns have the condition of rosin joint or pin incomplete disconnected, carries out further maintenance then, has saved the time that the workman judged the trouble problem, has improved production efficiency. It is worth noting that when a worker needs to further overhaul an unqualified lamp, the fault condition of the unqualified lamp can be specifically judged through specific current parameters displayed by the first ammeter J1 and the second ammeter J2, and the production efficiency is further improved. It should be understood that the upper limit value and the lower limit value can be set to other specific values according to the actual application requirement, for example, the upper limit value is 150mA, and the lower limit value is 130mA, but not limited thereto.

In some embodiments of the present invention, the power circuit further includes a gear selection circuit 120, and the output voltage of the gear selection circuit 120 includes: the four working voltages comprise working voltages of most lamps, and have universal applicability, so that the power supply circuit can provide different working voltages for lamps to be detected with different specifications according to the specifications of the lamps to be detected.

It should be understood that the power supply circuit further includes a voltmeter J3, a signal input end of the voltmeter J3 is connected with the first detection end 130, the voltmeter J3 is used for monitoring the output voltage of the power supply circuit, and the voltmeter J3 has a display function, so that a worker can ensure that the voltage output by the power supply circuit is the working voltage required by the lamp to be detected, and the condition that the lamp to be detected is damaged due to unstable output voltage of the power supply circuit caused by circuit faults or detection errors occur due to unstable output voltage is effectively avoided.

In an embodiment of the present invention, the detection module further includes a reset circuit 250, the reset circuit 250 includes a second resistor R6 and a first capacitor C4, the microprocessor 210 includes a reset signal input pin, one end of the second resistor R6 is connected to the reset signal input pin, the other end is grounded, one end of the first capacitor C4 is connected to the reset signal input pin, and the other end is connected to the VCC. Since the microprocessor is in an unstable state inside the microprocessor which has just been powered on and the microprocessor cannot normally operate, it is necessary to initialize the state of the microprocessor, which is called reset. Specifically, the reset signal input pin may be adjusted to a low state by the second resistor R6, and then the microprocessor 210 is reset, so that the microprocessor 210 enters an operating state.

In an embodiment of the present invention, the detection module further includes a clock circuit 260, the clock circuit 260 includes a crystal oscillator Y1, a second capacitor C1 and a third capacitor C2, the microprocessor includes an XTAL1 pin and an XTAL2 pin, one end of the second capacitor C1 is connected to the XTAL2 pin, the other end is grounded, one end of the third capacitor C2 is connected to the XTAL1 pin, the other end is grounded, one end of the crystal oscillator Y1 is connected to the XTAL2 pin, and the other end is connected to the XTAL1 pin. It should be understood that the clock circuit provides the clock frequency for the microprocessor, and the crystal oscillator is an important component of the clock circuit, and the crystal oscillator is also called a crystal oscillator, and the clock frequency required by the microprocessor is generated by combining circuits inside the microprocessor, and the higher the clock frequency provided by the crystal oscillator is, the faster the microprocessor runs, and the execution of the instructions received by the microprocessor is based on the clock frequency provided by the crystal oscillator of the microprocessor. In one embodiment of the present invention, the microprocessor 210 has a model STC12C5624AD, and the crystal oscillator Y1 has a frequency of 16 MHz. It should be understood that the second capacitor C1 and the third capacitor C2 are filter capacitors to prevent interference due to the too high frequency of the crystal oscillator Y1.

According to the utility model discloses detector, through adopting foretell quick detection circuitry that exposes the lamp, when detecting lamps and lanterns quality unqualified, buzzer circuit can send out the police dispatch newspaper, and the workman can easily distinguish out the lamps and lanterns that have the quality problem according to the alarm sound, can not leak because of eye fatigue and examine, has not only improved work efficiency, has guaranteed the outgoing quality of lamps and lanterns product moreover.

Other constructions and operations of the detector according to embodiments of the invention are known to those skilled in the art and will not be described in detail here.

In the description herein, references to the description of "one embodiment" or "some embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.

Claims

1. A quick detection circuit for an exposed lamp is characterized by comprising:

the power supply circuit is used for supplying power to the lamp to be detected and comprises a first detection end (130) for outputting power;

a detection module comprising: the circuit comprises a microprocessor (210), a buzzer circuit (220) and a first resistor (R10), wherein the microprocessor (210) comprises an electrical parameter detection pin and a signal output pin, the signal output pin is connected with the buzzer circuit (220), one end of the first resistor (R10) is connected with the electrical parameter detection pin, and the other end of the first resistor is grounded;

a second sensing terminal (270) connected to ground through the first resistor (R10);

the first detection end (130) and the second detection end (270) are respectively electrically connected with two ends of the lamp to be detected.

2. An exposed lamp rapid detection circuit as claimed in claim 1, wherein the detection module further comprises a display circuit (230), and a data input terminal of the display circuit (230) is connected with a display pin of the microprocessor (210).

3. An exposed lamp rapid detection circuit as claimed in claim 2, wherein the display circuit (230) comprises a first ammeter (J1), the first ammeter (J1) comprising a first display screen (231), a data input terminal and a data output terminal, the data input terminal is connected with the display pin, and the data output terminal is connected with the first display screen (231).

4. The quick detection circuit for an exposed lamp as claimed in claim 3, wherein the display circuit (230) further comprises a second ammeter (J2), the second ammeter (J2) comprises a DAO3 pin, the first ammeter (J1) comprises a DAO2 pin, and the DAO3 pin is connected with the DAO2 pin.

5. An exposed lamp rapid detection circuit as claimed in claim 1, wherein the detection module further comprises a setting circuit (240), and a signal output terminal of the setting circuit (240) is connected with a key control pin of the microprocessor (210).

6. An exposed lamp rapid detection circuit as claimed in claim 5, wherein the setting circuit (240) comprises a first button (S1), one end of the first button (S1) is connected to the button control pin, and the other end is grounded.

7. An exposed lamp rapid detection circuit as claimed in claim 1, wherein the power supply circuit further comprises a gear selection circuit (120), the output voltage of the gear selection circuit (120) comprises: 5V, 12V, 24V and 48V.

8. The exposed lamp rapid detection circuit according to claim 1, wherein the detection module further comprises a reset circuit (250), the reset circuit (250) comprises a second resistor (R6) and a first capacitor (C4), the microprocessor (210) comprises a reset signal input pin, one end of the second resistor (R6) is connected to the reset signal input pin, the other end is grounded, one end of the first capacitor (C4) is connected to the reset signal input pin, and the other end is connected to VCC.

9. A testing machine comprising the exposed lamp rapid detection circuit as claimed in any one of claims 1 to 8.