CN218608019U - Electric vehicle remote control system for contactless operation - Google Patents
Electric vehicle remote control system for contactless operation Download PDFInfo
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- CN218608019U CN218608019U CN202220584652.4U CN202220584652U CN218608019U CN 218608019 U CN218608019 U CN 218608019U CN 202220584652 U CN202220584652 U CN 202220584652U CN 218608019 U CN218608019 U CN 218608019U
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Abstract
The utility model discloses an electric vehicle remote control system for contactless operation, including automobile body, model aeroplane and model ship remote controller, the automobile body is equipped with remote control signal receiver, conversion control module, includes the relay module of a plurality of signal relay. The remote control signal receiver is in communication connection with the model airplane remote controller, the conversion controller is connected with the remote control signal receiver and used for converting PWM (pulse width modulation) sent by the remote control signal receiver into square wave signals, the conversion controller is connected with the relay module, and the signal relay is correspondingly connected with an H-bridge circuit, wherein the H-bridge circuit comprises a power motor H-bridge circuit, a direction motor H-bridge circuit and a parking brake motor H-bridge circuit which are mainly composed of high-power relays or field effect tubes and used for controlling the forward and backward movement, the left and right steering and the braking parking of a vehicle. The utility model discloses a model aeroplane and model ship remote controller control vehicle, conversion control module converts the PWM signal into the square wave signal that can drive direct current signal relay and then control the vehicle operation, greatly the cost is reduced.
Description
Technical Field
The utility model relates to a contactless transportation field, especially an electric vehicle remote control system for contactless operation.
Background
In recent years, contactless transportation has become a popular research field, and for the existing contactless transportation scheme, although various robot products appear, due to the fact that the robot manufacturing cost is high, a high-end chip and a controller are depended on, a high-grade sensor such as a laser radar needs to be installed, technical support and maintenance are required by professionals, the use in a complex environment is difficult, and the like, and the large-scale application is difficult.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the problem that above-mentioned prior art exists, provide an electric vehicle remote control system for contactless operation, have advantages such as simple structure, with low costs, easily operation and maintenance.
The utility model discloses an electric vehicle remote control system for non-contact operation, which comprises a vehicle body and a model airplane remote controller, wherein the vehicle body is provided with a remote control signal receiver, a conversion control module and a relay module comprising a plurality of signal relays;
the remote control signal receiver is in communication connection with the model airplane remote controller and used for receiving remote control signals, the conversion controller is connected with the remote control signal receiver and used for converting PWM (pulse width modulation) sent by the remote control signal receiver into square wave signals, the conversion controller is connected with the relay module, and the signal relay is correspondingly connected with the H-bridge circuit, wherein the H-bridge circuit comprises a power motor H-bridge circuit, a direction motor H-bridge circuit and a parking brake motor H-bridge circuit which are mainly composed of high-power relays or field effect tubes and are respectively used for controlling advancing and retreating, left and right steering and parking braking of a vehicle.
Further, the conversion control module includes: the remote control signal receiver comprises a single chip microcomputer connected with the remote control signal receiver and an auxiliary conversion circuit connected with a corresponding signal relay, wherein the single chip microcomputer is connected with the auxiliary conversion circuit. Alternatively, the conversion control module includes: the remote control signal receiver comprises an optical coupler connected with the remote control signal receiver and a signal compensation circuit connected with a corresponding signal relay, wherein the optical coupler is connected with the signal compensation circuit.
Further, the relay module is also connected with an electric vehicle speed regulator module acting on the power motor and used for controlling the speed of the vehicle.
Further, still be equipped with camera and image transmitter on the automobile body, wherein, image transmitter is connected with the camera and is used for transmitting image information to the control end to the external.
Furthermore, the vehicle body is also provided with an obstacle sensor and a safety control single chip microcomputer, and two wheel ends of the motor are respectively provided with an independent automatic brake mechanism, wherein the obstacle sensor is connected with the safety control single chip microcomputer, and the safety control single chip microcomputer is connected with the infrared automatic brake mechanism and used for controlling vehicle brake when an obstacle is detected.
Furthermore, the safety control single chip microcomputer is also connected with a signal relay connected into an H-bridge circuit of the power motor and used for disconnecting the power of the vehicle when the vehicle is automatically braked.
Further, a power supply for supplying power and a remote control safety power supply lock acting on the power supply are further arranged on the vehicle body, wherein the remote control safety power supply lock is connected with the relay module.
Further, the relay module is also connected with a light module and an alarm whistle module.
Furthermore, the remote control signal receiver is provided with a 2.4GHZ antenna and is arranged on the outer side of the tail part of the vehicle body.
The utility model discloses following beneficial effect has at least:
the utility model discloses a model aeroplane and model ship remote controller control vehicle, conversion control module convert remote control signal receiver's unable direct drive direct current relay's originally PWM signal into the square wave signal that can stably drive direct current signal relay, and the H bridge circuit of each function that rethread signal relay control comprises high-power relay or field effect transistor circuit or relay or field effect transistor drives the remote control vehicle operation.
The utility model has the advantages of simple structure, with low costs, easily operation and maintenance to be fit for mass production, compare with current model aeroplane and model ship telecar technique, do not need steering wheel and high-priced accurate steering wheel, do not have steering wheel shake and the risk that the steering wheel is out of control.
Other advantageous effects of the present invention will be described in detail in the detailed description of the preferred embodiments.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a control schematic diagram of an electric vehicle remote control system for contactless operation according to the preferred embodiment of the present invention.
Fig. 2 is a schematic circuit diagram of a switching control module of an electric vehicle remote control system for contactless operation according to the preferred embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, the utility model discloses an electric vehicle remote control system for contactless operation, including automobile body, model aeroplane and model ship remote controller, the automobile body is equipped with remote control signal receiver, conversion control module, includes the relay module of a plurality of signal relay, and each signal relay in the relay module can dock different H bridge circuit or other high-power equipment drive circuit. The model airplane remote controller can adopt but is not limited to: a 7-channel remote controller for a domestic heaven and earth fly and a 6-channel remote controller for a Ledi.
The remote control signal receiver is in communication connection with the model airplane remote controller and used for receiving remote control signals, the conversion controller is connected with the remote control signal receiver and used for converting PWM (pulse width modulation) sent by the remote control signal receiver into square wave signals, the conversion controller is respectively connected with each signal relay, and the signal relays are correspondingly connected with H-bridge circuits, wherein each H-bridge circuit comprises a power motor H-bridge circuit, a direction motor H-bridge circuit and a parking brake motor H-bridge circuit which are mainly composed of high-power relays or field effect tubes and are respectively used for controlling the forward and backward movement, the left and right steering and the braking parking of a vehicle.
The utility model discloses a model aeroplane and model ship remote controller sends corresponding control signal, and the PWM signal of remote control signal receiving machine converts the back through conversion controller, and the PWM signal conversion that will originally unable direct drive direct current signal relay can the steady drive direct current signal relay be square wave signal, and each H bridge circuit of rethread signal relay control drives the remote control vehicle operation. The utility model discloses can also see the following explanation through the drive circuit of the other high-power equipment that set up on the signal relay control automobile body.
It is worth mentioning that all kinds of motors mentioned in the utility model can be used for controlling the vehicle with each corresponding mechanism cooperation in the vehicle, and the principle thereof is known to those skilled in the art, and therefore, the specific structure thereof is not described herein again.
The utility model discloses in, conversion control module includes: the remote control signal receiver comprises a single chip microcomputer connected with the remote control signal receiver and an auxiliary conversion circuit connected with a corresponding signal relay, wherein the single chip microcomputer is connected with the auxiliary conversion circuit. The single chip microcomputer can analyze the PWM signal of the remote control signal receiver, convert the PWM signal into a low-frequency square wave signal which can drive the direct current signal relay, and then the signal relay controls an H bridge circuit (or a field effect tube H bridge, which does not need an H bridge driving chip and is directly driven by the signal relay) formed by a high-power direct current relay group, so that the driving current adjusted by the direct current speed regulator is transmitted to power, and the current is converted by the H bridge to control the forward and reverse operation of a direct current power motor, thereby achieving the operation of controlling the forward and backward movement of a vehicle. Similarly, the steering motor and the parking brake motor of the vehicle adopt the structure.
Alternatively, as shown in fig. 2, the conversion control module includes: the remote control signal receiver comprises an optical coupler connected with the remote control signal receiver and a signal compensation circuit connected with a corresponding signal relay, wherein the optical coupler is connected with the signal compensation circuit. The scheme adopts a chip-free structure, and cannot be influenced by the chip shortage in the high-tech industries at present.
The utility model discloses in, the relay module still even has the electric vehicle speed regulator module that acts on motor power, and this module includes speed regulator and the drive circuit who corresponds for the speed of control vehicle under the drive of corresponding signal relay.
The utility model discloses in, can additionally dispose wireless image transmission system for the vehicle according to task and service environment needs, it is concrete including setting up camera and the image transmitter on the automobile body, wherein, the camera can be pre-installed inside the automobile body, or be fixed in the outside position of being convenient for of vehicle of monitoring driving with image transmitter an organic whole, the image transmitter is kept apart shielding processing with electronic equipment such as the built-in remote control of vehicle, control, the image transmitter is connected with the camera and is used for external transmission image information to monitor.
The utility model discloses in, still be equipped with barrier sensor, safety control singlechip on the automobile body, the motor both ends respectively have independent automatic brake mechanism, and wherein, barrier sensor is connected with the safety control singlechip, and the safety control singlechip is connected with infrared automatic brake mechanism for control vehicle brake when detecting the barrier.
Furthermore, a power supply for supplying power and a remote control safety power supply lock acting on the power supply are further arranged on the vehicle body, wherein the remote control safety power supply lock is connected with the relay module.
Furthermore, the safety control single chip microcomputer is also connected with a signal relay connected into an H-bridge circuit of the power motor and used for disconnecting the power of the vehicle when the vehicle is automatically braked.
Further, the relay module is also connected with a light module and an alarm whistle module.
Furthermore, the remote control signal receiver is provided with a 2.4GHZ antenna and is arranged on the outer side of the tail of the vehicle body.
Further, the system further includes a wheel position sensor for controlling a maximum value and a minimum value of the oscillation amplitude of the steered wheel.
The utility model discloses following specific control embodiment is still disclosed to better understanding this scheme.
A user operates the model airplane remote controller, and firstly, the remote control safety power supply lock is opened in a remote control mode, so that the whole automobile is in a running state after being electrified; adjusting a potentiometer on a remote controller of the model airplane, and setting the running speed of the vehicle; the rocker of the model airplane remote controller is pushed forwards and backwards, so that the power motor can be controlled to control the forward and backward movement of the vehicle, and the vehicle can be automatically stopped when no driving signal is detected; the model airplane remote controller is used for sending corresponding remote control signals to control a direction motor of the vehicle and driving a front wheel of the vehicle to swing left and right to steer; the model airplane remote controller controls the braking and parking of the vehicle by sending corresponding remote control signals, the automatic braking is realized by means of obstacle sensors (such as distance measuring sensors) arranged in front and at the back of the vehicle body, and when the obstacle near the vehicle is detected, automatic braking mechanisms independently arranged at two wheel ends of the motor are controlled; the model airplane remote controller can also control the light of the vehicle and alarm whistle equipment, and is used for realizing the illumination of the vehicle lamp and alarming whistle when approaching personnel.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention.
Claims (9)
1. A remote control system of an electric vehicle for non-contact operation is characterized by comprising a vehicle body and a model airplane remote controller, wherein the vehicle body is provided with a remote control signal receiver, a conversion control module and a relay module comprising a plurality of signal relays;
the remote control signal receiver is in communication connection with the model airplane remote controller and used for receiving remote control signals, the conversion controller is connected with the remote control signal receiver and used for converting PWM (pulse width modulation) sent by the remote control signal receiver into square wave signals, the conversion controller is connected with the relay module, and the signal relay is correspondingly connected with the H-bridge circuit, wherein the H-bridge circuit comprises a power motor H-bridge circuit, a direction motor H-bridge circuit and a parking brake motor H-bridge circuit which are mainly composed of high-power relays or field effect tubes and are respectively used for controlling advancing and retreating, left and right steering and parking braking of a vehicle.
2. The electric vehicle remote control system for contactless operations of claim 1, wherein the switching control module comprises: the remote control system comprises a single chip microcomputer connected with a remote control signal receiver and an auxiliary conversion circuit connected with a corresponding signal relay, wherein the single chip microcomputer is connected with the auxiliary conversion circuit;
alternatively, the conversion control module includes: the remote control signal receiver comprises an optical coupler connected with the remote control signal receiver and a signal compensation circuit connected with a corresponding signal relay, wherein the optical coupler is connected with the signal compensation circuit.
3. The remote control system for an electric vehicle for contactless operations of claim 1, wherein the relay module is further connected with an electric vehicle governor module acting on a power motor for controlling the speed of the vehicle.
4. The electric vehicle remote control system for the contactless operation according to claim 1, wherein the vehicle body is further provided with a camera and an image transmitter, wherein the image transmitter is connected with the camera for transmitting image information to the monitoring terminal.
5. The remote control system for the electric vehicle for the non-contact operation as claimed in claim 1, wherein the vehicle body is further provided with an obstacle sensor and a safety control single chip microcomputer, and two wheels of the motor are respectively provided with an independent automatic brake mechanism, wherein the obstacle sensor is connected with the safety control single chip microcomputer, and the safety control single chip microcomputer is connected with the infrared automatic brake mechanism and is used for controlling the vehicle to brake when an obstacle is detected.
6. The remote control system for the electric vehicle for the non-contact work as claimed in claim 5, wherein the safety control single chip is further connected with a signal relay connected to an H bridge circuit of the power motor, and is used for disconnecting the power of the vehicle when the vehicle is automatically braked.
7. The remote control system for the electric vehicle for the non-contact work as claimed in claim 1, wherein a power supply for supplying power and a remote control safety power lock module acting on the power supply are further provided on the vehicle body, wherein the remote control safety power lock is connected with the relay module.
8. The remote control system for electric vehicle for non-contact work according to claim 1, wherein the relay module is further connected with a light module and an alarm whistle module.
9. The electric vehicle remote control system for non-contact work according to claim 1, wherein the remote control signal receiver is provided with a 2.4GHZ antenna, and is disposed outside the rear portion of the vehicle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220584652.4U CN218608019U (en) | 2022-03-17 | 2022-03-17 | Electric vehicle remote control system for contactless operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220584652.4U CN218608019U (en) | 2022-03-17 | 2022-03-17 | Electric vehicle remote control system for contactless operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218608019U true CN218608019U (en) | 2023-03-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220584652.4U Active CN218608019U (en) | 2022-03-17 | 2022-03-17 | Electric vehicle remote control system for contactless operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218608019U (en) |
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2022
- 2022-03-17 CN CN202220584652.4U patent/CN218608019U/en active Active
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