CN216209760U - Pulse xenon lamp test system - Google Patents
Pulse xenon lamp test system Download PDFInfo
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- CN216209760U CN216209760U CN202122117351.9U CN202122117351U CN216209760U CN 216209760 U CN216209760 U CN 216209760U CN 202122117351 U CN202122117351 U CN 202122117351U CN 216209760 U CN216209760 U CN 216209760U
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Abstract
The utility model discloses a pulse xenon lamp testing system which comprises a controller, a power supply module, a detection module and a display module. The charging and discharging of the adjustable capacitor circuit are controlled through the charging and discharging circuit, the filled adjustable capacitor circuit provides current for the pulse xenon lamp to flicker, different flashing interval time is realized by changing the capacitance number of the adjustable capacitor circuit, and the functionality of the test system is improved. The detection circuit can obtain the scintillation state of the pulse xenon lamp by detecting the voltages at two ends of the detection resistor in the charge-discharge circuit, thereby improving the safety and avoiding damaging components in the circuit. After receiving the detection signal fed back by the detection circuit, the controller can visually display the test result through the display unit, so that the test efficiency is improved.
Description
Technical Field
The utility model relates to the field of lamp testing equipment, in particular to a pulse xenon lamp testing system.
Background
The pulse xenon lamp is a xenon lamp which generates high-intensity flash in a very short time by using stored electric energy or chemical energy. The spectral characteristics of the pulse xenon lamp are close to sunlight, and the pulse xenon lamp adopts a quartz glass tube with high light transmittance and has the characteristics of high brightness and long service life.
The disadvantages of the current pulsed xenon lamp test system are as follows: 1. the function is single, and only fixed flash interval time can be realized. 2. The test results cannot be displayed intuitively. 3. The test system directly acquires the detection signal at the pin of the lamp tube, so that the element is easily damaged.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a pulse xenon lamp testing system which can realize various flash interval time, visually display a testing result and solve the problem that an element is easy to damage when a detection signal is acquired.
According to the embodiment of the utility model, the pulse xenon lamp test system comprises: a controller; the power supply module comprises an external power supply, a charge-discharge circuit and an adjustable capacitor circuit, wherein the input end of the charge-discharge circuit is connected with the external power supply, the output end of the charge-discharge circuit is connected with the adjustable capacitor circuit to charge a capacitor in the adjustable capacitor circuit, the adjustable capacitor circuit is connected with the pulse xenon lamp to provide current for the pulse xenon lamp to flicker, and the adjustable capacitor circuit comprises a plurality of capacitors which are mutually connected in parallel and the number of which is adjustable to adjust the flicker time of the pulse xenon lamp; the detection module comprises a detection resistor and a detection circuit, the detection circuit is arranged in the charge and discharge circuit, the detection circuit is connected with the detection resistor in parallel and used for detecting the flicker state of the lamp tube by acquiring the voltage of the detection resistor, and the feedback end of the detection circuit is connected with the controller and used for feeding back the flicker state; and the controller is connected with the display unit and is used for displaying the flashing state of the pulse xenon lamp.
The pulse xenon lamp testing system provided by the embodiment of the utility model at least has the following technical effects: according to the embodiment of the utility model, the charging and discharging of the adjustable capacitor circuit are controlled by the charging and discharging circuit, the filled adjustable capacitor circuit provides current for the pulse xenon lamp to flicker, different flashing interval time is realized by changing the capacitance number of the adjustable capacitor circuit, and the functionality of the test system is improved. The detection circuit can obtain the scintillation state of the pulse xenon lamp by detecting the voltages at two ends of the detection resistor in the charge-discharge circuit, thereby improving the safety and avoiding damaging components in the circuit. After receiving the detection signal fed back by the detection circuit, the controller can visually display the test result through the display unit, so that the test efficiency is improved.
According to some embodiments of the utility model, the power module further comprises an auxiliary power supply circuit, the auxiliary power supply circuit being connected to the pulsed xenon lamp for pressurization through a switch.
According to some embodiments of the utility model, a protection circuit is arranged between the auxiliary power supply circuit and the pulsed xenon lamp.
According to some embodiments of the utility model, a resistance-capacitance voltage reduction circuit is arranged between the auxiliary power supply circuit and the pulse xenon lamp.
According to some embodiments of the present invention, the power module further includes a signal trigger circuit and a voltage boost circuit, the pulse signal output terminal of the controller is connected to the input terminal of the signal trigger circuit, the output terminal of the signal trigger circuit is connected to the voltage boost circuit, and the voltage boost circuit is connected to the control terminal of the discharge circuit.
According to some embodiments of the utility model, the boost circuit is an LC oscillator circuit.
According to some embodiments of the present invention, the signal trigger circuit includes a photocoupler U5 and a triode Q301, an input terminal of the photocoupler U5 is connected to the pulse signal output terminal of the controller, an output terminal of the photocoupler U5 is connected to a base of the triode Q301 through a resistor R311, a collector of the triode Q301 is connected to the 12V positive electrode through a resistor R312, and an emitter of the triode Q301 is connected to the input terminal of the boost circuit through a thyristor.
According to some embodiments of the utility model, the display unit comprises a first nixie tube for displaying the number of times of flashing of the pulsed xenon lamp, a second nixie tube for displaying the number of times of non-flashing of the pulsed xenon lamp, and an indicator lamp for displaying the real-time status of the pulsed xenon lamp.
According to some embodiments of the utility model, the controller further comprises a buzzer, and the buzzer is connected with the controller and used for sending out sound prompt according to the trigger signal.
According to some embodiments of the utility model, the device further comprises a parameter adjusting module, wherein the parameter adjusting module comprises switches S1, S2, S3 and S4, and the switches S1, S2, S3 and S4 are respectively connected with one pin of the controller to be used for manually adjusting the frequency of the trigger signal sent by the controller and adjusting the number of times of flashing.
Additional aspects and advantages of the utility model 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 utility model.
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 schematic block diagram of a pulsed xenon lamp test system according to an embodiment of the present invention;
FIG. 2 is a schematic circuit diagram of a charging and discharging circuit and an adjustable capacitor circuit according to an embodiment of the present invention;
FIG. 3 is a schematic circuit diagram of an auxiliary power supply circuit according to an embodiment of the present invention;
FIG. 4 is a schematic circuit diagram of a pulse xenon lamp, a signal trigger circuit, a protection circuit and a RC step-down circuit according to an embodiment of the present invention
FIG. 5 is a schematic circuit diagram of a detection circuit according to an embodiment of the present invention;
FIG. 6 is a schematic circuit diagram of a controller according to an embodiment of the present invention;
FIG. 7 is a schematic circuit diagram of an indicator light in an embodiment of the utility model;
FIG. 8 is another circuit schematic of an indicator light in an embodiment of the utility model;
FIG. 9 is a schematic circuit diagram of a parameter adjustment assembly in an embodiment of the present invention;
fig. 10 is a schematic circuit diagram of a buzzer in an embodiment of the present invention.
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 or similar 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 accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1, a pulsed xenon lamp test system comprises: the power module 200 is used for providing power for the pulse xenon lamp and controlling the flicker of the pulse xenon lamp through current, the detection module 300 feeds detection signals back to the controller 100, and the controller 100 displays the test result through the display module 400.
Referring to fig. 2, the power module 200 includes an external power supply, a charging and discharging circuit and an adjustable capacitor circuit 203, the charging and discharging circuit includes a charging circuit 201 and a discharging circuit 202, the external power supply, the discharging circuit 202 of the charging circuit 201 and the adjustable capacitor circuit are sequentially connected in series, wherein the charging circuit 201 can be turned on or discharged for a capacitor in the adjustable capacitor circuit after power off, the adjustable capacitor circuit 203 is composed of a plurality of capacitors connected in parallel, and is used for providing current for the lamp tube to flash, the adjustable capacitor circuit 203 changes the number of the capacitors through jumpers, for example, when the adjustable capacitor circuit 203 has 8 capacitors connected in parallel, the 3S flash interval time can be realized, and when the adjustable capacitor circuit 203 has 2 capacitors, the 0.9S flash interval time can be realized.
Referring to fig. 3 and 4, the power module 200 further includes an auxiliary power supply circuit, and the auxiliary power supply circuit is connected to the pulsed xenon lamp through the pressurizing switch. The auxiliary power supply circuit is connected with the pulse xenon lamp through the pressurizing switches S401 and S402, and the pressurizing switches S401 and S402 are used for controlling the auxiliary power supply circuit to supply power to the pulse xenon lamp. The auxiliary power supply circuit is used for providing extra voltage for the pulse xenon lamp so as to realize shorter flash interval time of the pulse xenon lamp.
The pulse xenon lamp is switched on by closing the pressurizing switches S401 and S402 at the flashing interval time of 0.9S, and an auxiliary power supply circuit is connected, wherein the auxiliary power supply circuit is provided with an adjustable transformer for changing the output voltage.
The protection circuit 205 and the resistance-capacitance voltage reduction circuit 206 which are connected in sequence are arranged between the auxiliary power supply circuit and the pulse xenon lamp, in the embodiment, the protection circuit 205 adopts two bridge stacks which are connected in series, the function of the protection circuit is to prevent the circuit from being damaged by reverse voltage breakdown, and the resistance-capacitance voltage reduction circuit 206 is used for providing voltage for the pulse xenon lamp.
Referring to fig. 2 and 5, the detection module 300 includes a detection resistor R703 and a detection circuit 301, the detection resistor R703 is disposed in the discharge circuit, in this embodiment, the detection resistor R703 adopts a 300 ohm 200W resistor, the detection circuit 301 detects whether the lamp tube has flicker by detecting the voltage across the 300 ohm resistor and inputs the detection signal to the SS pin of the controller 100, and the controller 100 displays the detection signal on the display module 400.
Referring to fig. 6 to 8, the display module 400 includes a first digital tube, a second digital tube and an indicator light, the first digital tube is used for displaying the flash times of the pulse xenon lamp, the second digital tube is used for displaying the non-flash times of the pulse xenon lamp, and the indicator light is used for displaying the real-time status of the pulse xenon lamp. In the embodiment, the first nixie tube and the second nixie tube are used for displaying, and compared with a liquid crystal display screen of the existing testing equipment, the anti-jamming capability is stronger, and code disorder caused by high-frequency pulse interference is avoided; the pulse xenon lamp flash time display device can display the flash time of the pulse xenon lamp and the non-flash time, provides convenience for workers and can better analyze the state of the pulse xenon lamp.
The controller 100 is communicated with two 74HC595D driving chips so as to control the first digital tube and the second digital tube, and the cost is low.
In the embodiment, two indicator lights respectively emit green light and red light; the pulse xenon lamp is in a lighting and abnormal state, and the indicating lamp has corresponding indication, so that the state of the pulse xenon lamp can be obtained in time; two indicator lights are configured to: when the pulse xenon lamp reaches the state of the set flicker frequency, the green light indicator lamp LED1 keeps normally on; when the pulse xenon lamp is in a lighting state, the green light indicator lamp LED1 keeps off; when the pulse xenon lamp is in an abnormal state, the red light indicator lamp LED2 is kept normally on until the abnormal state is manually relieved; specifically, the input end of the green light indicator light LED1 is connected with 5V voltage, the output end of the green light indicator light LED1 is connected with the collector of the triode Q601, the base of the triode Q601 is connected with the LED-G control end of the controller 100, and the controller 100 is used for controlling the green light indicator light LED 1; the input end of the red light indicator light LED2 is connected with 5V voltage, the output end is connected with the collector of the triode Q602, the base of the triode Q602 is connected with the LED-R control end of the controller 100, and the controller 100 is used for controlling the red light indicator light LED 2.
According to some embodiments of the utility model, the indicating lamp adopts a bicolor lamp, the indicating lamp can emit green light or red light, the state indication of the pulse xenon lamp can be realized only by one indicating lamp, and the cost can be saved.
Referring to fig. 4, the power module 200 further includes a signal triggering circuit 207 and a boosting circuit 208, the signal triggering circuit 207 includes a photoelectric coupler U5 and a transistor Q301, an input end of the photoelectric coupler U5 is connected to a pulse signal output end of the controller 100, an output end of the photoelectric coupler U5 is connected to a base of the transistor Q301 through a resistor R311, a collector of the transistor Q301 is connected to a 12V positive electrode through a resistor R312, and an emitter of the transistor Q301 is connected to an input end of the boosting circuit through a thyristor. The boosting circuit 208 in this embodiment is an LC oscillation circuit.
In this embodiment, a buzzer 500 is further provided, the buzzer 500 is electrically connected to the controller 100, and the buzzer 500 is configured to generate a sound according to the trigger signal. The buzzer 500 is configured to pause or start lighting the pulse xenon lamp, and make a prompt sound when the flashing succeeds and the total number of the missed flashes reaches a set value, so that a tester can obtain the state of the pulse xenon lamp in time.
Referring to fig. 10, the circuit connection relationship of the buzzer 500 is: one input end of the buzzer SP is connected with 5V voltage, the other input end of the buzzer SP is connected with the collector of the triode Q501, the base of the triode Q501 is connected with the SPEKER control end of the controller 100, and the controller 100 is used for controlling the buzzer SP.
Referring to fig. 9, the present embodiment further includes a parameter adjusting module 600 for adjusting the flash frequency and the number of times of the pulse xenon lamp, where the parameter adjusting module 600 includes switches S801, S802, S803, and S804, which are respectively connected to pins S1 to S4 of the controller 100, and controls the frequency of the trigger signal sent by the controller 100 through the switches, so as to implement selection of different flash frequencies, and is convenient and fast, and low in cost.
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 within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (10)
1. A pulsed xenon lamp test system, comprising:
a controller;
the power supply module comprises an external power supply, a charge-discharge circuit and an adjustable capacitor circuit, wherein the input end of the charge-discharge circuit is connected with the external power supply, the output end of the charge-discharge circuit is connected with the adjustable capacitor circuit to charge a capacitor in the adjustable capacitor circuit, the adjustable capacitor circuit is connected with the pulse xenon lamp to provide current for the pulse xenon lamp to flicker, and the adjustable capacitor circuit comprises a plurality of capacitors which are mutually connected in parallel and the number of which is adjustable to adapt to the pulse xenon lamps with different flicker frequencies;
the detection module comprises a detection resistor and a detection circuit, the detection circuit is arranged in the charge and discharge circuit, the detection circuit is connected with the detection resistor in parallel and used for detecting the flicker state of the lamp tube by acquiring the voltage of the detection resistor, and the feedback end of the detection circuit is connected with the controller and used for feeding back the flicker state;
and the controller is connected with the display module to display the flashing state of the pulse xenon lamp.
2. The pulsed xenon lamp testing system of claim 1, wherein: the power module further comprises an auxiliary power supply circuit, and the auxiliary power supply circuit is connected with the pulse xenon lamp through a switch to be used for pressurization.
3. The pulsed xenon lamp testing system of claim 2, wherein: and a protection circuit is arranged between the auxiliary power supply circuit and the pulse xenon lamp.
4. The pulsed xenon lamp testing system of claim 2, wherein: and a resistance-capacitance voltage reduction circuit is arranged between the auxiliary power supply circuit and the pulse xenon lamp.
5. The pulsed xenon lamp testing system of claim 1, wherein: the power supply module further comprises a signal trigger circuit and a booster circuit, the pulse signal output end of the controller is connected with the input end of the signal trigger circuit, the output end of the signal trigger circuit is connected with the booster circuit, and the booster circuit is connected with the pulse xenon lamp.
6. The pulsed xenon lamp testing system of claim 5, wherein: the boosting circuit is an LC oscillating circuit.
7. The pulsed xenon lamp testing system of claim 5, wherein: the signal trigger circuit comprises a photoelectric coupler U5 and a triode Q301, the input end of the photoelectric coupler U5 is connected with the pulse signal output end of the controller, the output end of the photoelectric coupler U5 is connected with the base electrode of the triode Q301 through a resistor R311, the collector electrode of the triode Q301 is connected with the 12V positive electrode through a resistor R312, and the emitter electrode of the triode Q301 is connected with the input end of the booster circuit through a controlled silicon.
8. The pulsed xenon lamp testing system of claim 1, wherein: the display module comprises a first nixie tube, a second nixie tube and an indicating lamp, wherein the first nixie tube is used for displaying the flicker times of the pulse xenon lamp, the second nixie tube is used for displaying the non-flicker times of the pulse xenon lamp, and the indicating lamp is used for displaying the real-time state of the pulse xenon lamp.
9. The pulsed xenon lamp testing system of claim 1, wherein: the intelligent alarm device further comprises a buzzer, and the buzzer is connected with the controller and used for sending out prompt sound.
10. The pulsed xenon lamp testing system of claim 1, wherein: the device further comprises a parameter adjusting module which comprises switches S1, S2, S3 and S4, wherein the switches S1, S2, S3 and S4 are respectively connected with one pin of the controller and used for manually adjusting the frequency of the trigger signal sent by the controller and the number of times of flashing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122117351.9U CN216209760U (en) | 2021-09-02 | 2021-09-02 | Pulse xenon lamp test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122117351.9U CN216209760U (en) | 2021-09-02 | 2021-09-02 | Pulse xenon lamp test system |
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| Publication Number | Publication Date |
|---|---|
| CN216209760U true CN216209760U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122117351.9U Active CN216209760U (en) | 2021-09-02 | 2021-09-02 | Pulse xenon lamp test system |
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| CN (1) | CN216209760U (en) |
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- 2021-09-02 CN CN202122117351.9U patent/CN216209760U/en active Active
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