CN219017139U - Teaching training platform of ultrasonic ranging sensor in intelligent networking field - Google Patents
Teaching training platform of ultrasonic ranging sensor in intelligent networking field Download PDFInfo
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- CN219017139U CN219017139U CN202222892754.5U CN202222892754U CN219017139U CN 219017139 U CN219017139 U CN 219017139U CN 202222892754 U CN202222892754 U CN 202222892754U CN 219017139 U CN219017139 U CN 219017139U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
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Abstract
The utility model discloses a teaching training platform of an ultrasonic ranging sensor in the field of intelligent networking, which comprises a central processing module, an indicator lamp module, an ultrasonic ranging sensor interface module, a key module, a relay module and a power module, wherein the ultrasonic ranging sensor interface module comprises more than one ultrasonic interface used for being connected with an ultrasonic simulation probe, each ultrasonic interface is respectively connected with the central processing module, the relay module is connected with the central control module, the indicator lamp module is connected with the central control module, the key module is connected with the central control module, and the power module is used for supplying power. The utility model can overlap various simulation application scene experiments of the ultrasonic sensor, such as automatic control application teaching experiments, intelligent driving trolley obstacle avoidance application teaching experiments, parking management system application teaching experiments and the like, and has the advantages of stable output signals, reliable experimental results, no misleading of students on experimental data and effective teaching.
Description
Technical Field
The utility model discloses a practical training platform, in particular to a teaching practical training platform of an ultrasonic ranging sensor in the intelligent networking field, belongs to the technical field of education and teaching aids of intelligent networking sensors, and can be widely used for teaching of sensor cognition in the intelligent driving field and comprehensive practical training of intelligent driving sensor application.
Background
The intelligent network-connected automobile (Intelligent Connected Vehicle, ICV) is an organic combination of the Internet of vehicles and an intelligent automobile, is a new-generation automobile which is provided with advanced devices such as an on-board sensor, a controller and an actuator, integrates modern communication and network technology, realizes intelligent information exchange and sharing of the automobile, people, roads, background and the like, realizes safe, comfortable, energy-saving and efficient running, and can finally replace people to operate.
At present, equipment for intelligent network intermodal technology teaching and training is deficient in production factories, higher vocational schools and the like in the intelligent network allied field, special practical training equipment is not available, sensor teaching and training are usually carried out on a whole vehicle with an automatic driving function, the structural principle and the line connection relation of intelligent network allied core components cannot be intuitively displayed due to the fact that the circuits of a whole vehicle electric appliance module, a sensor and the like are complex and secret, measurement and detection are difficult, application development tests cannot be carried out, visual demonstration teaching cannot be realized, and teaching efficiency is low; the traditional lagged practical training equipment can only play a function of structural cognition, has a single teaching function, cannot perform deeper teaching experiments, and often causes an unsatisfactory teaching effect.
Disclosure of Invention
Aiming at the defects that the intelligent network-connected automobile in the prior art lacks training equipment and the teaching effect is not ideal, the utility model provides a teaching training platform of an ultrasonic ranging sensor in the intelligent network-connected field, which adopts an external interface structure for connecting the ultrasonic ranging sensor, can perform various simulation application scene experiments, and has good teaching effect.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a real standard platform of teaching of intelligent network allies oneself with field ultrasonic ranging sensor, teaching real standard platform includes central processing module, the pilot lamp module, ultrasonic ranging sensor interface module, button module, relay module and power module, ultrasonic ranging sensor interface module includes more than one ultrasonic interface that is used for being connected with ultrasonic analog probe, each ultrasonic interface is connected with central processing module respectively, relay module is connected with central control module, the pilot lamp module is connected with central control module, button module is connected with central control module, power module is used for supplying power.
The technical scheme adopted by the utility model for solving the technical problems further comprises the following steps:
the ultrasonic interface is provided with four.
The indicator lamp module comprises an LED lamp L1, an LED lamp L2 and a current limiting resistor R7, wherein the LED lamp L1 and the LED lamp L2 are connected in parallel, the LED lamp L1 and the LED lamp L2 which are connected in parallel are connected with the current limiting resistor R7 in series, the current limiting resistor R7 is connected with a positive power supply, the LED lamp L1 is connected with a Pb10 interface of the central control module, and the LED lamp L2 is connected with a Pb11 interface of the central control module.
The key module comprises a key K3 and a key K4, wherein the key K3 is connected between a Pb12 interface of the central control module and the ground, and the key K4 is connected between a Pb13 interface of the central control module and the ground.
And the central control module is connected with a buzzer module.
The buzzer module comprises a buzzer and a triode QL, wherein the buzzer and the triode QL are connected in series between a positive power supply and the ground, and a base electrode of the triode QL is connected with a Pb0 interface of the central control module.
The power module comprises a power interface J1 and a power processing module, the positive power line of the power interface J1 is connected with a switch Sw1 in series, and the power processing module is connected with the power interface J1.
The beneficial effects of the utility model are as follows: the utility model can overlap various simulation application scene experiments of the ultrasonic sensor, such as automatic control application teaching experiments, intelligent driving trolley obstacle avoidance application teaching experiments, parking management system application teaching experiments and the like, and has the advantages of stable output signals, reliable experimental results, no misleading of students on experimental data and effective teaching. The utility model can realize wide input voltage of 9-36V, can work normally at minus 25-60 ℃, is not critical to experimental environment, and has strong adaptability. In addition, the utility model has the advantages of static current smaller than 1A, low energy consumption and the like.
The intelligent network connection basic teaching sensor cognition method has good effects in courses such as sensor application and the like, breaks through the traditional intelligent network connection teaching products, can only learn theory and see structure, and cannot actually apply teaching pain points. The lap joint experiment of the utility model can improve the fun and enthusiasm of students, and can cultivate the data analysis capability, the fault removal capability and the development capability of students, and the lap joint experiment can be used for laying foundation with the control of the intelligent automobile in the future.
The utility model will be further described with reference to the drawings and detailed description.
Drawings
Fig. 1 is a block diagram of the structure of the present utility model.
Fig. 2 is a block diagram of the circuit of the present utility model.
Fig. 3 is a schematic circuit diagram of the present utility model.
Fig. 4 is a schematic circuit diagram of a portion of a central control module according to the present utility model.
Fig. 5 is a schematic circuit diagram of a power interface portion of the present utility model.
Fig. 6 is a schematic diagram of a power supply portion of the present utility model.
Fig. 7 is a schematic diagram of a portion of the circuit of the indicator light of the present utility model.
Fig. 8 is a schematic circuit diagram of a portion of a key module according to the present utility model.
Fig. 9 is a schematic circuit diagram of a buzzer portion according to the present utility model.
FIG. 10 is a beam pattern of the present utility model for PVC measurements.
Fig. 11 is a beam pattern of the present utility model measured in the plane of a paper sheet.
Detailed Description
This example is a preferred embodiment of the present utility model, and other principles and basic structures are the same as or similar to those of this example, and all fall within the scope of the present utility model.
Referring to fig. 1 to 9, the utility model is mainly a teaching training platform of an ultrasonic ranging sensor in the intelligent networking field, which is used in combination with the ultrasonic simulation probes currently in the market, and the probes are of a closed type integrated waterproof design, so that the teaching training platform of the high-performance ranging sensor can be combined.
The utility model mainly comprises a central processing module, an indicator light module, an ultrasonic ranging sensor interface module, a key module, a relay module and a power module, wherein the ultrasonic ranging sensor interface module comprises more than one ultrasonic interface used for being connected with an ultrasonic simulation probe.
In this embodiment, the central processing module adopts a single-chip microcomputer, so that data processing can be performed, and in this embodiment, a single-chip microcomputer with a model of STM32F103C8T6 can be adopted, and in specific implementation, a single-chip microcomputer with a model can also be adopted to replace the single-chip microcomputer.
In this embodiment, the pilot lamp module includes LED lamp L1, LED lamp L2 and current limiting resistor R7, LED lamp L1 and LED lamp L2 parallel connection, parallel connection's LED lamp L1 and LED lamp L2 and current limiting resistor R7 series connection, current limiting resistor R7 is connected with the positive power supply, LED lamp L1 and central control module's Pb10 interface connection, LED lamp L2 and central control module's Pb11 interface connection, in this embodiment, adopt the mode of filling current to drive LED lamp L1 and LED lamp L2, accessible LED lamp L1 and LED lamp L2 indicate the detection distance, when detection distance is less than threshold value, LED lamp L1 pilot lamp lights, when detection distance is greater than threshold value, LED lamp L2 lights.
In this embodiment, the key module includes a key K3 and a key K4, the key K3 is connected between a Pb12 interface of the central control module and the ground, the key K4 is connected between a Pb13 interface of the central control module and the ground, and is used for inputting key information, in this embodiment, the key switch is used for setting a threshold value, a prediction threshold value distance is greater than 100CM, a long-press key K3 is set, a prediction threshold value distance is less than 100CM, and a long-press key K4 is set.
In this embodiment, the central control module is further connected with a buzzer module, the buzzer module includes a buzzer and a triode QL, the buzzer and the triode QL (collector and emitter of the triode) are connected in series between the positive power supply and the ground, the base of the triode QL is connected with the Pb0 interface of the central control module, and the central control module controls the conduction of the triode QL, so as to control the buzzer to work.
In this embodiment, the power supply module adopts a power supply interface J1 and a power supply processing module, the positive power line of the power supply interface J1 is connected with a switch Sw1 in series for controlling the power supply to be turned on, and the power supply processing module is connected to the power supply interface J1.
The utility model adopts a one-to-four connection mode, can range the distance of four objects in different directions, and adopts a relay switch as an output mode, in the embodiment, a group of normally open signals are reserved for relay output, a group of normally closed signals can be connected with VCU brake signals of an intelligent automobile, a distance control lighting system can be connected, the data output is stable and reliable, the response time is fast, the application teaching experiment of a parking management system can be carried out, the application teaching experiment of the intelligent driving trolley for avoiding the obstacle and the application teaching experiment of the automatic control can be carried out.
The teaching training platform of the ultrasonic ranging sensor in the intelligent networking field has wide input voltage range, can work at any voltage of 9-36V, has strong interference resistance, strong static resistance, wide working temperature and the like, can work at high temperature and high humidity of 65 ℃, can work at low temperature of minus 25 ℃, can store at high temperature and high humidity of 75 ℃ and can store at low temperature of minus 25 ℃.
When the utility model is used for measuring the distance of an object, when the distance value detected by one probe or more than one probe is smaller than a set threshold value, the relay is attracted, the normally closed end and the public end are not conducted, the normally open end and the public end are conducted, and the disconnection time can be kept for 1 second for improving the stability. In this embodiment, the threshold is typically set at 30 cm for object detection. The measuring precision can be seen from the figure 8, the beam pattern of PVC measurement and the beam pattern of the figure 9 for plane measurement of the paper board, and the measuring precision of the utility model is higher.
The utility model comprises the following steps when the threshold value is set:
the first step: firstly, predicting a threshold distance value to be set, and placing the sensed planar object or baffle at the position of the sensed threshold distance value. Examples: to set the threshold distance value to be 3 meters, a plane baffle is placed at the position of 3 meters, the baffle is placed flat, and the accuracy can be ensured due to the empty environment.
And a second step of: the probe is aligned to a plane object or a baffle plate, a key is pressed for a long time (more than 3 seconds), when the LED is long and bright, the key can be loosened after the LED is successfully set, and the central control module can save the currently measured distance value as a threshold value distance.
If the LED flashes fast, the setting failure is indicated, and the threshold value of the main control board is not changed.
If the setting is needed, repeating the steps.
The utility model can overlap various simulation application scene experiments of the ultrasonic sensor, such as automatic control application teaching experiments, intelligent driving trolley obstacle avoidance application teaching experiments, parking management system application teaching experiments and the like, and has the advantages of stable output signals, reliable experimental results, no misleading of students on experimental data and effective teaching. The utility model can realize wide input voltage of 9-36V, can work normally at minus 25-60 ℃, is not critical to experimental environment, and has strong adaptability. In addition, the utility model has the advantages of static current smaller than 1A, low energy consumption and the like.
The intelligent network connection basic teaching sensor cognition method has good effects in courses such as sensor application and the like, breaks through the traditional intelligent network connection teaching products, can only learn theory and see structure, and cannot actually apply teaching pain points. The lap joint experiment of the utility model can improve the fun and enthusiasm of students, and can cultivate the data analysis capability, the fault removal capability and the development capability of students, and the lap joint experiment can be used for laying foundation with the control of the intelligent automobile in the future.
Claims (7)
1. Real standard platform of teaching of intelligent network allies oneself with field ultrasonic ranging sensor, characterized by: the teaching training platform comprises a central processing module, an indicator lamp module, an ultrasonic ranging sensor interface module, a key module, a relay module and a power module, wherein the ultrasonic ranging sensor interface module comprises more than one ultrasonic interface used for being connected with an ultrasonic simulation probe, each ultrasonic interface is respectively connected with the central processing module, the relay module is connected with the central control module, the indicator lamp module is connected with the central control module, the key module is connected with the central control module, and the power module is used for supplying power.
2. The teaching and practical training platform of the ultrasonic ranging sensor in the intelligent networking field according to claim 1, which is characterized in that: the ultrasonic interface is provided with four.
3. The teaching and practical training platform of the ultrasonic ranging sensor in the intelligent networking field according to claim 1, which is characterized in that: the indicator lamp module comprises an LED lamp L1, an LED lamp L2 and a current limiting resistor R7, wherein the LED lamp L1 and the LED lamp L2 are connected in parallel, the LED lamp L1 and the LED lamp L2 which are connected in parallel are connected with the current limiting resistor R7 in series, the current limiting resistor R7 is connected with a positive power supply, the LED lamp L1 is connected with a Pb10 interface of the central control module, and the LED lamp L2 is connected with a Pb11 interface of the central control module.
4. The teaching and practical training platform of the ultrasonic ranging sensor in the intelligent networking field according to claim 1, which is characterized in that: the key module comprises a key K3 and a key K4, wherein the key K3 is connected between a Pb12 interface of the central control module and the ground, and the key K4 is connected between a Pb13 interface of the central control module and the ground.
5. The teaching and practical training platform of the ultrasonic ranging sensor in the intelligent networking field according to claim 1, which is characterized in that: and the central control module is connected with a buzzer module.
6. The teaching and practical training platform for the ultrasonic ranging sensor in the intelligent networking field according to claim 5, wherein the teaching and practical training platform is characterized in that: the buzzer module comprises a buzzer and a triode QL, wherein the buzzer and the triode QL are connected in series between a positive power supply and the ground, and a base electrode of the triode QL is connected with a Pb0 interface of the central control module.
7. The teaching and practical training platform of the ultrasonic ranging sensor in the intelligent networking field according to claim 1, which is characterized in that: the power module comprises a power interface J1 and a power processing module, the positive power line of the power interface J1 is connected with a switch Sw1 in series, and the power processing module is connected with the power interface J1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222892754.5U CN219017139U (en) | 2022-11-01 | 2022-11-01 | Teaching training platform of ultrasonic ranging sensor in intelligent networking field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222892754.5U CN219017139U (en) | 2022-11-01 | 2022-11-01 | Teaching training platform of ultrasonic ranging sensor in intelligent networking field |
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| Publication Number | Publication Date |
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| CN219017139U true CN219017139U (en) | 2023-05-12 |
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| CN202222892754.5U Active CN219017139U (en) | 2022-11-01 | 2022-11-01 | Teaching training platform of ultrasonic ranging sensor in intelligent networking field |
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2022
- 2022-11-01 CN CN202222892754.5U patent/CN219017139U/en active Active
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