CN218825258U - Electric control device for controlling mechanical equipment - Google Patents

Abstract

The utility model provides an electric control device for controlling mechanical equipment, which comprises a power module, a sending device, a control device, an optical shell and an optical communication system; the power module provides electric energy for the sending device, the control device and the optical communication system, the sending device comprises a first arithmetic device for generating electric signals representing control commands and a first storage device for storing the control commands, the first arithmetic device is optically connected with the control device through the optical communication system, the optical shell is provided with a closed accommodating space, the optical communication system is arranged in the accommodating space and comprises a first optical module and a second optical module optically connected with the first optical module, the first optical module is connected with the sending device and comprises a sending light source, and the second optical module is connected with the control device and comprises a first optical detector; the control device has at least processing circuitry that receives electrical signals representing control commands and is connected to the mechanical apparatus. This makes communication more convenient.

Description

Electric control device for controlling mechanical equipment

Technical Field

The utility model relates to an optical communication field and automatically controlled field are roughly related to, concretely relates to electrically controlled device for controlling mechanical equipment.

Background

Currently, in industrial production, it is generally necessary to control at least one mechanical device to achieve the corresponding production purpose. In the process of controlling mechanical equipment, an electric control device is mostly adopted for unified control.

The existing electronic control device (e.g., electronic control device) generally includes a main control module, a communication module, a control module, etc., these modules are often electrically connected, and ports of each module are connected by using an electric wire to implement communication of each module, and transmit a specific command of a user from a transmitting end to a specific mechanical device through cooperation of each component.

However, in the above-mentioned technology, the connection modes of the modules in the electric control device are all electric connections, and a large number of wires are required, so that the wiring rule becomes complicated, errors are easy to occur in the actual operation, troubleshooting is not facilitated, and the convenience of communication is reduced.

Disclosure of Invention

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide an electric control device for controlling a mechanical device, which facilitates communication.

Therefore, the utility model provides an electric control device for controlling mechanical equipment, which comprises a power module, a sending device, a control device, an optical shell and an optical communication system; the power module provides electric energy for the sending device, the control device and the optical communication system, the sending device comprises a first arithmetic device for generating an electric signal representing a control command and a first storage device for storing the control command, the first arithmetic device is optically connected with the control device through the optical communication system, the optical shell is provided with a closed accommodating space, the optical communication system is arranged in the accommodating space and comprises a first optical module and a second optical module optically connected with the first optical module, the first optical module is connected with the sending device and comprises a sending light source, and the second optical module is connected with the control device and comprises a first optical detector; said control means having at least a processing circuit receiving said electric signals representative of control commands from said second light module and being connected with said mechanical device. In this case, the transmitting means transmits a control command to the control means based on the optical communication system, and the control means controls the mechanical device based on the control command. Thus, the communication between the transmission device and the control device can be facilitated by the optical communication system. In addition, the optical communication system can reduce wiring and simplify the structural design of the electric control device. In addition, the optical communication system is arranged in the closed accommodating space, so that the interference of other light sources can be reduced.

Additionally, in the electric control device of the present invention, optionally, the first optical module further includes a first operational amplifier, a third operational amplifier and a second optical detector, the second optical module further includes a response light source, a second operational amplifier and a fourth operational amplifier, the input end of the first operational amplifier is connected to the transmitting device, the input end of the second operational amplifier is connected to the first optical detector, the output end of the second operational amplifier is connected to the control device, the output end of the second optical detector is connected to the input end of the third operational amplifier, the output end of the third operational amplifier is connected to the transmitting device, the output end of the fourth operational amplifier is connected to the response light source, and the input end of the fourth operational amplifier is connected to the control device. In this case, the operational amplifier can amplify the electric signal, so that the effect of communication can be improved, and convenience can be further improved.

Additionally, in the electrical control device of the present invention, optionally, the optical housing is opaque. Thus, interference of other light sources can be avoided.

Further, in the electric control device according to the present invention, it is optional that the transmission light source and the response light source are respectively provided on opposite sides of the optical housing. Thus, the accommodating space of the optical housing can be fully utilized, and errors in optical signal propagation can be reduced.

Additionally, in the electric control device of the present invention, optionally, the electric control device further comprises a main housing and an input device, the power module is disposed in the transmitting device, the control device is disposed in the main housing, the input device is disposed on the outer surface of the main housing, the input device includes at least one of a touch screen and a mechanical button, and the outer surface of the optical housing is provided with an access door. In this case, the main case can protect components inside the main case. In addition, disposing the input device on the outer surface of the main housing can facilitate user operation. In addition, the touch screen can be convenient for adjusting the control command, so that the issuing and the canceling of the control command can be realized. In addition, the touch screen can reduce the loss of the input device, thereby prolonging the service life of the input device. In addition, the mechanical button can have better independence, thereby reducing the conflict of control commands. In addition, the access door can be convenient for maintainers to overhaul the optical communication system.

Additionally, the utility model relates to an among the electrically controlled device, optionally, sending device is the host computer, controlling means is the next machine. In this case, the upper computer and the lower computer can communicate with each other through the optical communication system, so that the communication between the upper computer and the lower computer is facilitated.

In the electric control device according to the present invention, the control device may include a second arithmetic device that receives the electric signal indicating the control command and generates an electric signal indicating a response command, and a second storage device that stores the response command, wherein the first arithmetic device and the second arithmetic device are central processing units, and the first storage device and the second storage device are memories. In this case, the first and second arithmetic devices can generate the control command and the response command and the first and second storage devices can store the control command and the response command. In addition, the control device sends the response command to the sending device based on the optical communication system, so that the optical communication process can be more complete, and the condition of sending the control command can be confirmed. In addition, the response command can reduce the time for confirming the control command, and further reduce the delay of the control command.

Further, in the electronic control device according to the present invention, optionally, the transmission light source and the response light source are at least one of a blinking light emitting diode, an infrared light emitting diode, an ultraviolet light emitting diode, and an organic light emitting diode, and the first photodetector and the second photodetector are photodiodes. In this case, the transmitting light source and the responding light source can emit a plurality of types of light signals. In addition, the first optical detector and the second optical detector can receive optical signals and convert the optical signals into electric signals, so that optical communication of the electric control device can be realized.

In addition, in the electric control apparatus according to the present invention, optionally, a transmission medium of the optical signal of the optical communication system is air. In this case, the use of an air medium as a propagation medium can reduce the use of auxiliary devices (e.g., optical fibers) during transmission, which can further reduce wiring and further simplify the structural design of the electronic control device.

Additionally, in the utility model relates to an among the electrically controlled device, optionally, power module includes alternating current power supply, step-down transformer, cooler and voltage stabilizing circuit, controlling means still includes input interface circuit and output interface circuit, input interface circuit with second operational amplifier connects, output interface circuit with mechanical equipment connects. In this case, the power module can stably supply power. In addition, the input interface circuit and the output interface circuit can realize input and output of electric signals in the control device.

According to the utility model discloses, can provide the more convenient electrically controlled device who is used for controlling mechanical equipment of communication.

Drawings

The invention will now be explained in further detail by way of example only with reference to the accompanying drawings, in which:

fig. 1 is a schematic diagram illustrating an electrical control scenario according to an example of the present invention.

Fig. 2 is a schematic diagram illustrating the interaction of an electric control device according to an example of the present invention.

Fig. 3 is a schematic diagram showing another example of interaction of an electric control device according to an example of the present invention.

Fig. 4 is a block diagram showing a transmission device in an electric control device according to an example of the present invention.

Fig. 5 is a block diagram showing an optical communication system in an electric control device according to an example of the present invention.

Fig. 6 is a block diagram showing a control device in an electric control device according to an example of the present invention.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, the same components are denoted by the same reference numerals, and redundant description thereof is omitted. The drawings are schematic and the ratio of the dimensions of the components and the shapes of the components may be different from the actual ones.

It should be noted that the terms "first", "second", "third", "fourth", etc. in the description and claims of the present invention and the above-mentioned drawings are used for distinguishing different objects, not for describing a particular order. The terms "comprises," "comprising," and "having," and any variations thereof, in the present disclosure, such that a process, method, system, article, or apparatus that comprises or has a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include or have other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In addition, the headings and the like referred to in the following description of the present invention are not intended to limit the content or scope of the present invention, but only serve as a reminder for reading. Such a subtitle should neither be understood as a content for segmenting an article, nor should the content under the subtitle be limited to only the scope of the subtitle.

The utility model relates to an automatically controlled meaning is according to the electric wiring requirement, assembles and/or connects the work module to realize the control to equipment (for example mechanical equipment). In some examples, the operational module may include a switching device, a measurement device, a protection device, and an auxiliary device.

The utility model relates to an electrically controlled device for controlling mechanical equipment, in this embodiment, also can be for short electrically controlled device, electrical control equipment or light communication electrical control equipment etc. sometimes. The utility model relates to an electrically controlled device communicates based on optical communication, and it is more convenient to communicate. The utility model relates to an electrically controlled device can also reduce the wiring of complicacy in the electrically controlled device, effectively reduces traditional electrically controlled device and connects wrong line and the difficult risk of troubleshooting.

In some examples, the electrical control device may have an optical housing for housing the optical communication system. Thus, interference of other light sources can be reduced to improve communication stability. The utility model relates to an electrically controlled device can be used for the industrial control field.

Fig. 1 is a schematic diagram illustrating an electrical control scenario according to an example of the present invention.

In some examples, the electronic control device 1 of the present invention may be applied to the scene shown in fig. 1. In a scene, a user issues a control command through interaction with the electric control device 1. The electric control device 1 transmits a control command to the mechanical apparatus 2. The mechanical device 2 performs an operation given by the user based on the received control command. Thereby, the mechanical device 2 can be controlled by the electric control device 1.

As described above, the electric control device 1 may be used to control the mechanical apparatus 2. Fig. 2 is a schematic diagram showing the interaction of the electric control device 1 according to the example of the present invention.

Referring to fig. 2, in the present embodiment, the electronic control device 1 may include a power module 20, a transmission device 10, a control device 40, an optical housing 12, and an optical communication system 30. The power module 20 supplies power to the components in the electronic control device 1, the transmitting device 10 is optically connected to the control device 40 via the optical communication system 30, and the optical communication system 30 is disposed in the optical housing 12. In this case, performing optical connection based on the optical communication system 30 can make communication convenient. In addition, the optical communication system 30 can reduce wiring and simplify the structural design of the electronic control device 1.

In the present embodiment, the power module 20 is connected to the transmission device 10, the control device 40, and the optical communication system 30 and supplies power to the transmission device 10, the control device 40, and the optical communication system 30.

In some examples, the electronic control device 1 may also include a main housing 11. Specifically, the power supply module 20, the transmission device 10, the control device 40, and the optical housing 12 are disposed inside the main housing 11. In this case, the main housing 11 can protect components inside the main housing 11.

With continued reference to fig. 2, in some examples, the electronic control device 1 further includes an input device 50. The input device 50 may be used to receive operations by a user. In some examples, the input device 50 is disposed on an outer surface of the main housing 11. This can facilitate user operation. In addition, the input device 50 may be connected to the transmission device 10. In some examples, the input device 50 may include at least one of a touch screen and mechanical buttons. In this case, the touch screen can facilitate adjustment of the control command, so that assignment and revocation of the control command can be achieved. In addition, the touch panel can reduce the loss of the input device 50, and can improve the service life of the input device 50. In addition, the mechanical button can have better independence, thereby reducing the conflict of control commands.

In some examples, the optical housing 12 may have a closed receiving space and the optical communication system 30 is disposed within the receiving space of the optical housing 12. This can reduce interference from other light sources. In addition, an access door is provided on the outer surface of the optical housing 12. In this case, the access door can facilitate maintenance personnel to access the optical communication system 30.

In some examples, the optical housing 12 is opaque to light. This can avoid interference from other light sources. In some examples, the optics housing 12 may be made of an opaque material. In some examples, the optics housing 12 may be made of iron and/or aluminum. In this case, interference of other parts of the light source can be further reduced and components inside the optical housing 12 can be better protected.

It should be noted that "the optical housing 12 may be made of a non-light-transmitting material" does not mean that the optical housing 12 is made of only a single material without light-transmitting property. In fact, the material for preparing the optical housing 12 according to the present invention may contain a transparent material. For example, the optical housing 12 may be made of a transparent acrylic coated with a light-impermeable material. Preferably, the optical housing 12 may be made by painting a material of matte black on the inside of the optical housing 12.

Fig. 3 is a schematic diagram showing another example of interaction of the electric control device 1 according to the example of the present invention.

Referring to fig. 3, in some examples, the power module 20 may include an ac power source 200, a step-down transformer 210, a cooler 220, and a stabilizing circuit 230. In this case, the power module 20 can stably supply power. The step-down transformer 210 is connected to the ac power supply 200 and is configured to convert a high voltage of the ac power supply 200 into a lower voltage. In addition, a cooler 220 is connected to the step-down transformer 210 and serves to lower the temperature of the step-down transformer 210. This can protect the step-down transformer 210 from being used safely. In some examples, the cooler 220 may be one of a tube array, a plate, and an air cooled type. The input end of the voltage regulator 230 is connected to the step-down transformer 210, and the output end of the voltage regulator 230 is connected to the transmitter 10, the controller 40, and the optical communication system 30. In this case, the voltage stabilizing circuit 230 can stabilize the output voltage of the ac power supply 200, thereby supplying power to the transmission apparatus 10, the control apparatus 40, and the optical communication system 30. In some examples, the voltage of the ac power source 200 may be 220V (volts).

Fig. 4 is a block diagram showing the transmission device 10 in the electronic control device 1 according to the example of the present invention.

In this embodiment, the transmitting device 10 may be used to generate a control command. Referring to fig. 4, in some examples, the transmitting device 10 may include a first computing device 110. The first computing device 110 may generate an electrical signal representing a control command. In some examples, the first computing device 110 may be a central processor. In some examples, the first operational device 110 may be connected with the first operational amplifier 311. This allows the electric signal generated by the first arithmetic device 110 to be amplified.

With continued reference to fig. 4, in some examples, the transmitting device 10 may include a first computing device 110 and a first storage device 120. The first storage 120 may be used to store control commands. In some examples, the first computing device 110 may be connected to the first storage device 120, and the first computing device 110 may retrieve the control command from the first storage device 120.

In some examples, first storage 120 may be a memory. In some examples, the memory may be one of a random access memory, a read only memory, and an erasable programmable read only memory. In some examples, the memory may be a memory device of the computer.

Fig. 5 is a block diagram showing an optical communication system 30 in the electric control device 1 according to an example of the present invention.

In the present embodiment, the optical communication system 30 can connect the transmission device 10 and the control device 40 in an optical communication manner. In this case, communication can be facilitated by the optical connection.

Referring to fig. 3 and 5, in some examples, the optical communication system 30 may include a first optical module 31. In some examples, the first light module 31 may be connected with the transmitting apparatus 10. In some examples, by connecting with the transmitting apparatus 10, the first light module 31 may be controlled by the transmitting apparatus 10 to emit a light signal.

In some examples, the first light module 31 may include a first operational amplifier 311. In some examples, an input of the first operational amplifier 311 is connected to the transmitting device 10. Thereby, the electric signal representing the control command can be amplified by the first operational amplifier 311.

In some examples, the first light module 31 may include a transmitting light source 312. In some examples, the transmission light source 312 is connected to an output of the first operational amplifier 311 and may be used to transmit an optical signal. In some examples, the light signal may be visible light and/or invisible light. For example, the visible light may be one of red light, orange light, yellow light, green light, blue light, cyan light, and violet light; the invisible light may be one of ultraviolet rays, infrared rays and far infrared rays. This can increase the types of optical signals.

In some examples, the transmitting light source 312 may be a light emitting diode. In some examples, the transmitting light source 312 may be at least one of a blinking light emitting diode, an infrared light emitting diode, an ultraviolet light emitting diode, and an organic light emitting diode. Thus, the transmitting light source 312 is capable of emitting multiple types of light signals.

In some examples, the first light module 31 may include a second light detector 313. In some examples, the second light detector 313 may be a photodiode. In some examples, the second photodetector 313 may receive an optical signal emitted in response to the light source 324 (described later) and convert to an electrical signal.

In some examples, the first light module 31 may include a third operational amplifier 314. In some examples, an output of the second photodetector 313 may be connected to an input of the third operational amplifier 314, and an output of the third operational amplifier 314 may be connected to the transmitting apparatus 10. In this case, the electrical signal obtained by the second photodetector 313 can be amplified and transmitted to the transmitting device 10.

With continued reference to fig. 3 and 5, in some examples, the optical communication system 30 may also include a second optical module 32.

In some examples, second optical module 32 may be optically connected to first optical module 31. The optical connection may be made by propagation of an optical signal between the second optical module 32 and the first optical module 31. In some examples, the propagation medium of the optical signal may be an air medium. In this case, the use of an air medium as a propagation medium can reduce the use of auxiliary devices (e.g., optical fibers) during transmission, which can further reduce wiring and further simplify the structural design of the electronic control device 1.

In some examples, the second light module 32 may include a first light detector 321. In some examples, the first light detector 321 may receive the optical signal of the transmitting light source 312 and convert it into an electrical signal. In some examples, the first light detector 321 may be a photodiode.

In some examples, the second optical module 32 may include a second operational amplifier 322. Referring to fig. 3, in some examples, an input of the second operational amplifier 322 is connected to the first photodetector 321, and an output of the second operational amplifier 322 is connected to the control device 40.

In some examples, the second optical module 32 may include a fourth operational amplifier 323. Referring to fig. 3, in some examples, an input terminal of the fourth operational amplifier 323 is connected to the control device 40, and an output terminal of the fourth operational amplifier 323 is connected to a response light source 324 (described later). In this case, the fourth operational amplifier 323 can amplify an electric signal representing a response command (described later) and transmit to the response light source 324 (described later).

In some examples, the second light module 32 may include a responsive light source 324. In some examples, responsive light source 324 may be a light emitting diode. In some examples, responsive light source 324 may be at least one of a blinking light emitting diode, an infrared light emitting diode, an ultraviolet light emitting diode, and an organic light emitting diode. Thus, the responsive light source 324 is capable of emitting multiple types of light signals. In some examples, the responsive light source 324 may receive an electrical signal of the control device 40, then convert the electrical signal of the control device 40 to an optical signal and emit the optical signal to the second light detector 313.

In some examples, the transmitting light source 312 and the responsive light source 324 may be disposed on opposite sides of the optical housing 12, respectively. This makes it possible to make full use of the accommodation space of the optical housing 12, and to reduce errors in optical signal propagation.

Referring back to fig. 2, in the present embodiment, the control device 40 is connected to the machine 2 and can control the machine 2. In some examples, the mechanical device 2 may include at least one of a centrifuge and a screw machine. In some examples, control device 40 may have multiple serial ports. In some examples, a serial port may be used to connect to a mechanical device 2. In this case, the control device 40 is capable of transmitting control commands to control the mechanical apparatus 2 via the serial port.

Fig. 6 is a block diagram showing a control device 40 in the electric control device 1 according to the example of the present invention.

In the present embodiment, the control device 40 may receive a control command and control the mechanical apparatus 2 using the control command. In some examples, control device 40 may have at least processing circuitry 440 that receives electrical signals representing control commands and is connected to machine 2. Thereby, the mechanical device 2 can be controlled by the connection while receiving the electric signal.

Referring to fig. 3 and 6, in some examples, the control device 40 may include a second operation device 420 and a second storage device 430. The second computing device 420 may receive an electrical signal representing a control command from the second light module 32 (e.g., the first light detector 321 in the second light module 32) and generate an electrical signal representing a response command. The second storage 430 may store the response command. It should be noted that, unless otherwise specified, the description related to the first computing device 110 and the first storage device 120 in the sending device 10 also applies to the control device 40, and the implementation principle thereof is similar and will not be described in detail below.

In some examples, control device 40 also includes an input interface circuit 400 and an output interface circuit 410, input interface circuit 400 being for input of electrical signals and output interface circuit 410 being for output of electrical signals. In some examples, the input interface circuit 400 is coupled to the second operational amplifier 322 and the output interface circuit 410 is coupled to the mechanical device 2. In this case, the input interface circuit 400 and the output interface circuit 410 enable the connection of the control apparatus 40 with the second light module 32 and the mechanical device 2. In some examples, the output interface circuit 410 may be connected with an input of the fourth operational amplifier 323. In this case, the control device 40 may transmit an electric signal indicating a response command to the transmitting device 10.

In some examples, the control device 40 has at least a processing circuit 440 that receives electrical signals representing control commands and is connected to the mechanical apparatus 2. In this case, the electrical signal representing the control command of the second operational amplifier 322 can be transmitted to the processing circuit 440 of the control device 40 through the input interface circuit 400, and after the processing circuit 440 of the control device 40 receives the electrical signal representing the control command, the electrical signal representing the control command is transmitted to the mechanical apparatus 2 through the output interface circuit 410, so that the mechanical apparatus 2 can execute the control command based on the electrical signal representing the control command.

Here, an example of signal circulation in the electric control device 1 is described with reference to fig. 3. Referring to fig. 3, in some examples, the transmitting device 10 transmits an electrical signal representing a control command to the first optical module 31, the first optical module 31 converts the electrical signal representing the control command into an optical signal and transmits the optical signal to the second optical module 32, the second optical module 32 converts the optical signal into an electrical signal representing the control command and transmits the electrical signal to the control device 40, and the control device 40 controls the mechanical apparatus 2 based on the electrical signal representing the control command.

In some examples, the control device 40 transmits an electrical signal representing a response command to the second optical module 32, the second optical module 32 converts the electrical signal representing the response command into an optical signal and transmits the optical signal to the first optical module 31, and the first optical module 31 converts the optical signal into an electrical signal representing a control command and transmits the electrical signal to the transmitting device 10.

In addition, the present invention also relates to another embodiment of the electric control device 1. In the present embodiment, the transmission device 10 may be an upper computer, and the control device 40 may be a lower computer. In this case, the upper computer and the lower computer can communicate with each other through the optical communication system 30 to facilitate communication between the upper computer and the lower computer. In some examples, the host computer may be an electronic computer. In some examples, the upper computer may send the control commands directly. In some examples, the lower computer may be a programmable logic controller. In some examples, the lower computer may receive control commands through the second light module 32, so that the mechanical device 2 may be controlled.

While the present invention has been described in detail in connection with the drawings and examples, it is to be understood that the above description is not intended to limit the invention in any way. The present invention may be modified and varied as necessary by those skilled in the art without departing from the true spirit and scope of the invention, and all such modifications and variations are intended to be included within the scope of the invention.

Claims (10)

1. An electric control device for controlling mechanical equipment is characterized by comprising a power supply module, a sending device, a control device, an optical shell and an optical communication system; the power module provides electric energy for the sending device, the control device and the optical communication system, the sending device comprises a first arithmetic device for generating an electric signal representing a control command and a first storage device for storing the control command, the first arithmetic device is optically connected with the control device through the optical communication system, the optical shell is provided with a closed accommodating space, the optical communication system is arranged in the accommodating space and comprises a first optical module and a second optical module optically connected with the first optical module, the first optical module is connected with the sending device and comprises a sending light source, and the second optical module is connected with the control device and comprises a first optical detector; the control device has at least a processing circuit receiving the electrical signals representative of control commands from the second light module and is connected with the mechanical apparatus.

2. The electrical control device according to claim 1, characterized in that:

the first optical module further comprises a first operational amplifier, a third operational amplifier and a second optical detector, the second optical module further comprises a response light source, a second operational amplifier and a fourth operational amplifier, the input end of the first operational amplifier is connected with the transmitting device, the input end of the second operational amplifier is connected with the first optical detector, the output end of the second operational amplifier is connected with the control device, the output end of the second optical detector is connected with the input end of the third operational amplifier, the output end of the third operational amplifier is connected with the transmitting device, the output end of the fourth operational amplifier is connected with the response light source, and the input end of the fourth operational amplifier is connected with the control device.

3. The electrical control device according to claim 1, characterized in that:

the optical housing is opaque.

4. The electrical control device according to claim 2, characterized in that:

the transmitting light source and the response light source are respectively disposed at opposite sides of the optical housing.

5. The electrical control device according to claim 1, characterized in that:

still include main casing body and input device, power module the transmitting device the controlling means with optics casing set up in the main casing body, input device set up in the surface of main casing body, input device includes at least one of touch-sensitive screen and mechanical button, the surface of optics casing is provided with the access door.

6. The electrical control device according to claim 1, characterized in that:

the sending device is an upper computer, and the control device is a lower computer.

7. The electrical control device according to claim 1, characterized in that:

said control means comprising second arithmetic means for receiving said electrical signal representative of a control command and for generating an electrical signal representative of a response command and second memory means for storing said response command,

the first arithmetic device and the second arithmetic device are central processing units, and the first storage device and the second storage device are memories.

8. The electrical control device according to claim 2, characterized in that:

the transmitting light source and the response light source are at least one of a scintillation light-emitting diode, an infrared light-emitting diode, an ultraviolet light-emitting diode and an organic light-emitting diode, and the first light detector and the second light detector are photodiodes.

9. The electrical control device according to claim 1, characterized in that:

the transmission medium of the optical signal of the optical communication system is air.

10. The electrical control device according to claim 2, characterized in that:

the power module comprises an alternating current power supply, a step-down transformer, a cooler and a voltage stabilizing circuit, the control device further comprises an input interface circuit and an output interface circuit, the input interface circuit is connected with the second operational amplifier, and the output interface circuit is connected with the mechanical equipment.

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