CN214585774U - Automatic test system suitable for intelligent ventilation equipment - Google Patents
Automatic test system suitable for intelligent ventilation equipment Download PDFInfo
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- CN214585774U CN214585774U CN202120585973.1U CN202120585973U CN214585774U CN 214585774 U CN214585774 U CN 214585774U CN 202120585973 U CN202120585973 U CN 202120585973U CN 214585774 U CN214585774 U CN 214585774U
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Abstract
The utility model discloses an automatic test system suitable for intelligent ventilation equipment, which comprises a test mainboard; the test mainboard comprises a power supply circuit, a master control circuit, a current and voltage detection circuit, an LCD display circuit, a rotating speed input circuit, an LED display circuit, a relay control circuit and an output interface circuit; the power supply circuit is respectively electrically connected with the alternating current power supply, the main control circuit, the current and voltage detection circuit and the relay control circuit; the main control circuit is also electrically connected with the computer, the current and voltage detection circuit, the LCD display circuit, the rotating speed input circuit, the LED display circuit and the relay control circuit respectively; the relay control circuit is also electrically connected with the current and voltage detection circuit and the output interface circuit respectively; the output interface circuit is also electrically connected with the product; the rotating speed input circuit is also electrically connected with a tachometer. The utility model discloses realize the automatic test of intelligence, replaced artifical test, reduced human labor and test cost, efficiency of software testing is high.
Description
Technical Field
The utility model relates to a ventilation equipment detects technical field, especially relates to an automatic test system suitable for intelligent ventilation equipment.
Background
At present, intelligent ventilation equipment needs to be tested before leaving a factory so as to prevent defective products from flowing into the market; when the intelligent ventilation equipment is tested in the prior art, a tester still depends on the manual work to sequentially detect the working voltage, current and rotating speed of the intelligent ventilation equipment and judge whether the voltage value, the current value and the rotating speed value meet the product standard of the intelligent ventilation equipment, so that good products and defective products are screened out; the testing mode relying on manual work wastes time and labor, has high labor intensity, can not realize intelligent and automatic testing, and has lower testing efficiency.
Accordingly, the prior art is deficient and needs improvement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, provide an automatic test system suitable for intelligent ventilation equipment.
The technical scheme of the utility model as follows:
an automatic test system suitable for intelligent ventilation equipment comprises a test mainboard, wherein the test mainboard is respectively electrically connected with an alternating current power supply and a product to be tested, and is also in communication connection with a computer; the test main board comprises a power supply circuit, a main control circuit, a current and voltage detection circuit, an LCD display circuit, a rotating speed input circuit, an LED display circuit, a relay control circuit and an output interface circuit; the power supply circuit is respectively electrically connected with the alternating current power supply, the main control circuit, the current and voltage detection circuit and the relay control circuit and is used for providing electric energy required by the work of the whole test system; the main control circuit is also electrically connected with the computer, the current and voltage detection circuit, the LCD display circuit, the rotating speed input circuit, the LED display circuit and the relay control circuit respectively, and is used for realizing intelligent control on the whole test system and sending test data and results to the computer; the relay control circuit is also electrically connected with the current and voltage detection circuit and the output interface circuit respectively, the relay control circuit is used for controlling the on-off of the power supply of the output interface circuit, and the current and voltage detection circuit is used for testing and recording the current and voltage data of the product in the working process; the output interface circuit is also electrically connected with the product and used for supplying power to the product under the control of the relay control circuit so as to control the operation of the product; the rotating speed input circuit is also electrically connected with a rotating speed meter for testing the rotating speed of the product and used for inputting the rotating speed data acquired by the rotating speed meter into the main control circuit; the LCD display circuit is used for displaying the test data and the test result of the product; the LED display circuit is used for displaying the change of the test process.
Further, the power supply circuit comprises a connector J1, a power switch J2, a power adapter J5, a PWM generator J6 and peripheral working circuits thereof; the connector J1 is electrically connected with the alternating current power supply, the power switch J2 and the power adapter J5 respectively; the power switch J2 is also electrically connected with the current and voltage detection circuit and used for controlling the on-off of the circuit; the power adapter J5 is also electrically connected with the PWM generator J6, the master control circuit, the current-voltage circuit, the LCD display circuit, the rotating speed input circuit and the relay control circuit respectively, and is used for outputting 5V direct current; the PWM generator J6 is also electrically connected to the relay control circuit for generating PWM signals for testing.
Further, the master control circuit comprises a master control chip U2, a control switch S1, a connector J8 and peripheral working circuits thereof; the main control chip U2 is respectively and electrically connected with the power adapter J5, the control switch S1, the connector J8, the current and voltage detection circuit, the LCD display circuit, the rotating speed input circuit, the LED display circuit and the relay control circuit, the main control chip U2 plays a role in intelligent control, and the control switch S1 is used for starting a test; the connector J8 is also connected with the computer in communication, and when in use, the main control chip U2 realizes the operation of sending test data and results to the computer through the connector J8.
Further, the current-voltage detection circuit comprises a current-voltage detection module U1 and peripheral working circuits thereof; the current and voltage detection module U1 is electrically connected with the power switch J2, the power adapter J5, the main control chip U2 and the relay control circuit respectively, and is used for testing and recording the voltage value and the current value of the circuit in the working process.
Further, the rotating speed input circuit comprises a connector J4 and a peripheral working circuit thereof; the connector J4 with tachometer and master control chip U2 electric connection respectively, the rotational speed data that the tachometer gathered pass through connector J4 input master control chip U2 during the use.
Further, the relay control circuit comprises a relay module U3, a relay module U4 and peripheral working circuits thereof; the relay module U3 is electrically connected with the power adapter J5 and the current-voltage detection module U1 respectively, and the relay module U4 is electrically connected with the power adapter J5, the PWM generator J6, the main control chip U2 and the output interface circuit respectively; when the power supply device is used, the on-off control of the power supply of the output interface circuit is realized through the relay module U4.
Further, the LCD display circuit comprises an LCD display screen J7 and a working circuit thereof; the LCD display screen J7 is respectively and electrically connected with the power adapter J5 and the main control chip U2, and test data and results are displayed through the LCD display screen J7 during use.
Further, the LED display circuit comprises an LED lamp D1, an LED lamp D2, an LED lamp D3 and peripheral working circuits thereof; the main control chip U2 is respectively and electrically connected with the LED lamp D1, the LED lamp D2 and the LED lamp D3, and when the LED lamp testing device is used, the change of the testing process is displayed through the change among the LED lamps D1, D2 and D3.
Further, the output interface circuit includes a connector J10 and a connector J12; the relay module U4 is electrically connected with the connector J10 and the connector J12 respectively, and the connector J12 is also electrically connected with a product; in use, the connector J12 is controlled by the relay control circuit to realize the power supply operation of the product.
Further, the master control chip U2 adopts a microcontroller of model STM32F103 RC.
By adopting the scheme, the utility model discloses following beneficial effect has:
the utility model discloses a design realizes intelligent automatic test, has replaced artifical test, and labour saving and time saving has effectively reduced human labor and test cost, has improved efficiency of software testing, and the test effect is good.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic block diagram of the present invention;
fig. 2 is a circuit diagram of the power supply circuit of the present invention;
FIG. 3 is a circuit diagram of a master control circuit of the present invention;
fig. 4 is a circuit diagram of the current-voltage detection circuit of the present invention;
fig. 5 is a circuit diagram of the LCD display circuit of the present invention;
fig. 6 is a circuit diagram of the rotation speed input circuit of the present invention;
fig. 7 is a circuit diagram of the LED display circuit of the present invention;
fig. 8 is a circuit diagram of the relay control circuit of the present invention;
fig. 9 is a circuit diagram of the output interface circuit of the present invention.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 9, the present invention provides an automatic test system for an intelligent ventilation device, which includes a test motherboard, wherein the test motherboard is electrically connected to an ac power supply and a product to be tested, and the test motherboard is also communicatively connected to a computer for implementing an intelligent test on the product, wherein the ac power supply is a 230V ac power supply; the test main board comprises a power supply circuit 101, a main control circuit 102, a current and voltage detection circuit 103, an LCD display circuit 104, a rotating speed input circuit 105, an LED display circuit 106, a relay control circuit 107 and an output interface circuit 108; the power supply circuit 101 is electrically connected with the 230V alternating-current power supply, the main control circuit 102, the current and voltage detection circuit 103 and the relay control circuit 107 respectively, and is used for providing electric energy required by the work of the whole test system; the main control circuit 102 is also electrically connected with the computer, the current and voltage detection circuit 103, the LCD display circuit 104, the rotation speed input circuit 105, the LED display circuit 106 and the relay control circuit 107, respectively, for implementing intelligent control of the whole test system and for sending test data and results to the computer; the relay control circuit 107 is also electrically connected with the current and voltage detection circuit 103 and the output interface circuit 108, the relay control circuit 107 is used for controlling the on-off of the power supply to the output interface circuit 108, and the current and voltage detection circuit 103 is used for testing and recording the current and voltage data of the product in the working process; the output interface circuit 108 is electrically connected to the product, and is configured to supply power to the product under the control of the relay control circuit 107 to control the operation of the product; the rotating speed input circuit 105 is also electrically connected with a rotating speed meter for testing the rotating speed of the product, and is used for inputting the rotating speed data acquired by the rotating speed meter into the main control circuit 102; the LCD display circuit 104 is used for displaying the test data and the test result of the product, and is convenient for checking various data of the test; the LED display circuit 106 is used to display the change of the test process.
In the present embodiment, the power supply circuit 101 includes a connector J1, a power switch J2, a power adapter J5, a PWM generator J6, and peripheral operation circuits thereof; the connector J1 is electrically connected with the 230V alternating current power supply, the power switch J2 and the power adapter J5 respectively, so that the test system can be connected with an external power supply to realize power-on operation; the power switch J2 is also electrically connected to the current and voltage detection circuit 103, and is used for controlling the on/off of the circuit; the power adapter J5 is further electrically connected to the PWM generator J6, the main control circuit 102, the current-voltage circuit, the LCD display circuit 104, the rotational speed input circuit 105, and the relay control circuit 107, respectively, and is configured to output 5V dc power, so as to provide electric energy for the PWM generator J6, the main control circuit 102, the current-voltage circuit, the LCD display circuit 104, the rotational speed input circuit 105, and the relay control circuit 107; the PWM generator J6 is also electrically connected to the relay control circuit 107 for generating a PWM signal for testing.
In this embodiment, the master control circuit 102 includes a master control chip U2, a control switch S1, a connector J8 and peripheral working circuits thereof; the main control chip U2 is respectively and electrically connected with the power adapter J5, the control switch S1, the connector J8, the current and voltage detection circuit 103, the LCD display circuit 104, the rotating speed input circuit 105, the LED display circuit 106 and the relay control circuit 107, specifically, the main control chip U2 adopts a microcontroller with the model STM32F103RC to play an intelligent control role, and the control switch S1 is used for starting a test; the connector J8 is also connected with the computer in communication, and when in use, the main control chip U2 realizes the operation of sending test data and results to the computer through the connector J8.
In this embodiment, the current-voltage detection circuit 103 includes a current-voltage detection module U1 and its peripheral working circuits; the current and voltage detection module U1 is electrically connected with the power switch J2, the power adapter J5, the main control chip U2 and the relay control circuit 107 respectively, and when the current and voltage detection module U1 is used, the voltage value and the current value of the circuit in the working process are tested and recorded, so that the current value and the voltage value of the product in the working process are obtained, and the current value and the voltage value are used for judging whether the product meets the standard or not.
In this embodiment, the LCD display circuit 104 includes an LCD display J7 and its operating circuit; the LCD display screen J7 is respectively and electrically connected with the power adapter J5 and the main control chip U2, and test data and results are displayed through the LCD display screen J7 during use.
In the present embodiment, the rotation speed input circuit 105 includes a connector J4 and its peripheral operation circuit; the connector J4 with tachometer and master control chip U2 electric connection respectively, the rotational speed data of fan in the product that the tachometer was gathered passes through connector J4 input master control chip U2 during the use.
In the present embodiment, the LED display circuit 106 includes an LED lamp D1, an LED lamp D2, an LED lamp D3 and peripheral operation circuits thereof; the main control chip U2 respectively with LED lamp D1, LED lamp D2 and LED lamp D3 electric connection, show the change of test process through the change between LED lamp D1, D2, D3 during the use, it is specific, LED lamp D1 is the red light, LED lamp D2 is green light, LED lamp D3 is the blue light, in the test process, LED lamp D1 lights and shows the test failure, LED lamp D2 lights and shows the test success, LED lamp D3 scintillation shows that the product is testing.
In this embodiment, the relay control circuit 107 includes a relay module U3, a relay module U4 and its peripheral working circuits; the relay module U3 is electrically connected with the power adapter J5 and the current-voltage detection module U1 respectively, and the relay module U4 is electrically connected with the power adapter J5, the PWM generator J6, the main control chip U2 and the output interface circuit 108 respectively; when in use, the relay module U4 is used for realizing the on-off control of the power supply of the output interface circuit 108.
In the present embodiment, the output interface circuit 108 includes a connector J10 and a connector J12; the relay module U4 is electrically connected with the connector J10 and the connector J12 respectively, and the connector J12 is also electrically connected with a product; in use, the connector J12 is controlled by the relay control circuit 107 to effect the operation of supplying power to the product.
The utility model discloses working process and principle as follows: firstly, connecting a test mainboard with a product and a computer respectively, and preparing for testing; then, the control switch S1 is pressed, the test system starts to work, the main control chip U2 controls the relay module U3 and the relay module U4 to work, and at the moment, the fan in the tested product starts to work; then, after the fan runs for a period of time, the main control chip U2 reads the current value and the voltage value recorded in the current-voltage detection module U1, the main control chip U2 also reads the rotation speed value input by the tachometer through the connector J4, and the main control chip U2 judges whether the product meets the standard according to the read current value, voltage value and rotation speed value; after the test is completed, the green light in the LED display circuit 106 is on to indicate that the test is successful, the red light is on to indicate that the test is failed, and finally, data of the test success and the test failure are all sent to the computer, and meanwhile, the LCD display screen can also display various data and results of the test.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a design realizes intelligent automatic test, has replaced artifical test, and labour saving and time saving has effectively reduced human labor and test cost, has improved efficiency of software testing, and the test effect is good.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides an automatic test system suitable for intelligence ventilation equipment, includes the test mainboard, the test mainboard respectively with an alternating current power supply and the product electric connection that awaits measuring, the test mainboard still with a computer communication connection, its characterized in that: the test main board comprises a power supply circuit, a main control circuit, a current and voltage detection circuit, an LCD display circuit, a rotating speed input circuit, an LED display circuit, a relay control circuit and an output interface circuit; the power supply circuit is respectively electrically connected with the alternating current power supply, the main control circuit, the current and voltage detection circuit and the relay control circuit and is used for providing electric energy required by the work of the whole test system; the main control circuit is also electrically connected with the computer, the current and voltage detection circuit, the LCD display circuit, the rotating speed input circuit, the LED display circuit and the relay control circuit respectively, and is used for realizing intelligent control on the whole test system and sending test data and results to the computer; the relay control circuit is also electrically connected with the current and voltage detection circuit and the output interface circuit respectively, the relay control circuit is used for controlling the on-off of the power supply of the output interface circuit, and the current and voltage detection circuit is used for testing and recording the current and voltage data of the product in the working process; the output interface circuit is also electrically connected with the product and used for supplying power to the product under the control of the relay control circuit so as to control the operation of the product; the rotating speed input circuit is also electrically connected with a rotating speed meter for testing the rotating speed of the product and used for inputting the rotating speed data acquired by the rotating speed meter into the main control circuit; the LCD display circuit is used for displaying the test data and the test result of the product; the LED display circuit is used for displaying the change of the test process.
2. The automated testing system for intelligent ventilation equipment of claim 1, wherein: the power supply circuit comprises a connector J1, a power switch J2, a power adapter J5, a PWM generator J6 and peripheral working circuits thereof; the connector J1 is electrically connected with the alternating current power supply, the power switch J2 and the power adapter J5 respectively; the power switch J2 is also electrically connected with the current and voltage detection circuit and used for controlling the on-off of the circuit; the power adapter J5 is also electrically connected with the PWM generator J6, the master control circuit, the current-voltage circuit, the LCD display circuit, the rotating speed input circuit and the relay control circuit respectively, and is used for outputting 5V direct current; the PWM generator J6 is also electrically connected to the relay control circuit for generating PWM signals for testing.
3. The automated testing system for intelligent ventilation equipment of claim 2, wherein: the master control circuit comprises a master control chip U2, a control switch S1, a connector J8 and a peripheral working circuit thereof; the main control chip U2 is respectively and electrically connected with the power adapter J5, the control switch S1, the connector J8, the current and voltage detection circuit, the LCD display circuit, the rotating speed input circuit, the LED display circuit and the relay control circuit, the main control chip U2 plays a role in intelligent control, and the control switch S1 is used for starting a test; the connector J8 is also connected with the computer in communication, and when in use, the main control chip U2 realizes the operation of sending test data and results to the computer through the connector J8.
4. The automated testing system for intelligent ventilation equipment of claim 3, wherein: the current and voltage detection circuit comprises a current and voltage detection module U1 and a peripheral working circuit thereof; the current and voltage detection module U1 is electrically connected with the power switch J2, the power adapter J5, the main control chip U2 and the relay control circuit respectively, and is used for testing and recording the voltage value and the current value of the circuit in the working process.
5. The automated testing system for intelligent ventilation equipment of claim 3, wherein: the rotating speed input circuit comprises a connector J4 and a peripheral working circuit thereof; the connector J4 with tachometer and master control chip U2 electric connection respectively, the rotational speed data that the tachometer gathered pass through connector J4 input master control chip U2 during the use.
6. The automated testing system for intelligent ventilation equipment of claim 4, wherein: the relay control circuit comprises a relay module U3, a relay module U4 and a peripheral working circuit thereof; the relay module U3 is electrically connected with the power adapter J5 and the current-voltage detection module U1 respectively, and the relay module U4 is electrically connected with the power adapter J5, the PWM generator J6, the main control chip U2 and the output interface circuit respectively; when the power supply device is used, the on-off control of the power supply of the output interface circuit is realized through the relay module U4.
7. The automated testing system for intelligent ventilation equipment of claim 3, wherein: the LCD display circuit comprises an LCD display screen J7 and a working circuit thereof; the LCD display screen J7 is respectively and electrically connected with the power adapter J5 and the main control chip U2, and test data and results are displayed through the LCD display screen J7 during use.
8. The automated testing system for intelligent ventilation equipment of claim 3, wherein: the LED display circuit comprises an LED lamp D1, an LED lamp D2, an LED lamp D3 and peripheral working circuits thereof; the main control chip U2 is respectively and electrically connected with the LED lamp D1, the LED lamp D2 and the LED lamp D3, and when the LED lamp testing device is used, the change of the testing process is displayed through the change among the LED lamps D1, D2 and D3.
9. The automated testing system for intelligent ventilation equipment of claim 6, wherein: the output interface circuit comprises a connector J10 and a connector J12; the relay module U4 is electrically connected with the connector J10 and the connector J12 respectively, and the connector J12 is also electrically connected with a product; in use, the connector J12 is controlled by the relay control circuit to realize the power supply operation of the product.
10. The automated testing system for intelligent ventilation equipment of claim 3, wherein: the master control chip U2 adopts a microcontroller with the model number STM32F103 RC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120585973.1U CN214585774U (en) | 2021-03-23 | 2021-03-23 | Automatic test system suitable for intelligent ventilation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120585973.1U CN214585774U (en) | 2021-03-23 | 2021-03-23 | Automatic test system suitable for intelligent ventilation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214585774U true CN214585774U (en) | 2021-11-02 |
Family
ID=78321094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120585973.1U Active CN214585774U (en) | 2021-03-23 | 2021-03-23 | Automatic test system suitable for intelligent ventilation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214585774U (en) |
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2021
- 2021-03-23 CN CN202120585973.1U patent/CN214585774U/en active Active
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