High-voltage direct-current lighting communication system

Abstract

The utility model discloses a high voltage direct current illumination communication system comprising a transmitter and a receiver, the transmitter comprises a direct current input port, a load output port, a voltage dividing module, a relay module and a first processor, and the receiver comprises a sampling module, a second processor, a driving power supply module and a light source module. And the voltage division module and the sampling module of the receiver belong to a series voltage division relationship. According to the technical scheme, the voltage dividing module in the transmitter and the sampling module of each receiver belong to a series voltage dividing relationship, and when the transmitter communicates with the receivers, the first processor in the transmitter controls the voltage amplitude of the voltage dividing module so as to transmit voltage signals with different amplitudes to the sampling module in each receiver. The second processor receives voltage signals with different amplitudes through the sampling module so as to complete data transmission between the transmitter and the receiver, the data transmission scheme is simple in circuit structure and easy to implement, and the data transmission rate between the transmitter and the receiver can be greatly guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to communication control technical field more specifically, the utility model relates to a kind of high-voltage direct current lighting communication system. BACKGROUND

[0002] Lighting equipment is necessary electrical equipment in real life in various places, and technical personnel can choose the following technical means to realize the function of direct current power supply lighting control, the first is to use power line to realize the transmission of communication data, although it is easy to realize, but the reliability is low, the second is to use a special power carrier transceiver controller to realize the communication function, which is difficult to realize and has high cost, the third is to realize low-speed communication by the high and low level of BUCK topology structure switch power supply, and the communication rate is low. In summary, the direct current lighting communication technology in prior art has many defects, mainly including high cost, low transmission rate and high difficulty to realize. INVENTION CONTENTS

[0003] To solve the above technical problems, the purpose of the utility model is to provide a kind of high-voltage direct current lighting communication system.

[0004] The technical scheme adopted by the utility model to solve the problem is:

[0005] A kind of high-voltage direct current lighting communication system, including transmitter and multiple receivers, the transmitter includes direct current input port, load output port, voltage division module, relay module and first processor, the direct current input port is connected with the voltage division module, the voltage division module is connected with the load output port, the relay module is connected with the voltage division module, the first processor is connected with the voltage division module and the relay module respectively, the load output port is connected with each receiver respectively, the voltage division module and each receiver belong to series voltage division relationship;

[0006] The receiver includes sampling module, second processor, driving power module and light source module, the sampling module is connected with the load output port of the transmitter, the sampling module and the driving power module are connected with the second processor respectively, and the driving power module is connected with the light source module.

[0007] As a further improvement of the above technical solution, the voltage dividing module comprises a photoelectric coupler U1, an IGBT tube Q1, a resistor R1, a resistor R2, a diode D1, a diode D2 and a diode D3, the first processor is connected with the anode of the photoelectric coupler U1, the cathode of the photoelectric coupler U1 is connected with the ground terminal, the collector of the photoelectric coupler U1 is connected with one connection end of the load output port through the resistor R2, the collector of the photoelectric coupler U1 is connected with one connection end of the direct current input port through the resistor R2, the negative electrode of the diode D3 is connected with the collector of the photoelectric coupler U1, the positive electrode of the diode D3 is connected with the ground terminal, the emitter of the photoelectric coupler U1 is connected with the gate of the IGBT tube Q1, the source of the IGBT tube Q1 is connected with the ground terminal, the source of the IGBT tube Q1 is connected with the other connection end of the direct current input port, the drain of the IGBT tube Q1 is connected with the other connection end of the load output port, one end of the resistor R1 is connected with the gate of the IGBT tube Q1, the other end of the resistor R1 is connected with the ground terminal, the negative electrode of the diode D1 is connected with the gate of the IGBT tube Q1, the positive electrode of the diode D1 is connected with the positive electrode of the diode D2, the negative electrode of the diode D2 is connected with the drain of the IGBT tube Q1, the drain and the source of the IGBT tube Q1 are connected with the relay module respectively, and the relay module controls the connection and disconnection of the drain and the source of the IGBT tube Q1.

[0008] As a further improvement of the above technical solution, the relay module comprises a resistor R3, an NPN type triode M1, a diode D4 and a relay J1, the first processor is connected with the base of the triode M1 through the resistor R3, the emitter of the triode M1 is connected with the ground terminal, the collector of the triode M1 is connected with one coil terminal of the relay J1 and the positive electrode of the diode D4, the other coil terminal of the relay J1 is connected with the negative electrode of the diode D4 and the power supply terminal, one contact terminal of the relay J1 is connected with the drain of the IGBT tube Q1, and the other contact terminal of the relay J1 is connected with the source of the IGBT tube Q1.

[0009] As a further improvement of the above technical solution, the sampling module comprises a resistor R4 and a resistor R5, the resistor R4 and the resistor R5 are connected in series between the two connection ends of the load output port, and the second processor is connected at the connection point of the resistor R4 and the resistor R5.

[0010] As a further improvement of the above technical solution, the transmitter further comprises an instruction input module connected with the first processor.

[0011] The utility model discloses beneficial effect is: the technical scheme in this utility model, the transmitter is connected with each receiver, the voltage division module in transmitter and the sampling module of each receiver belong to series voltage division relation, when transmitter communicates to receiver, the first treater in transmitter passes through the voltage amplitude of control voltage division module and then to the transmission different amplitude voltage signal of sampling module in each receiver, and the second treater receives different amplitude voltage signal through the sampling module to complete the data transmission between transmitter and receiver, and this data transmission scheme circuit structure is simple and easy to realize, and can guarantee the data transmission rate between transmitter and receiver greatly. BRIEF DESCRIPTION OF DRAWINGS

[0012] The utility model will be further explained and described in the following combining with the description and specific embodiment.

[0013] Figure 1 It is the electrical connection diagram in the utility model;

[0014] Figure 2 It is the circuit principle diagram of transmitter in the utility model. SPECIFIC EMBODIMENT

[0015] This part will describe the specific embodiment of the utility model in detail, and the preferred embodiment of the utility model is shown in the drawings, and the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0016] In the description of the utility model, it is understood that the orientation description, such as up, down, front, back, left, right and the like, is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a specific orientation, a specific orientation and operation, so it cannot be understood as the limitation of the utility model.

[0017] In the description of the utility model, the meaning of several is one or more, and the meaning of multiple is more than two, greater than, less than, more than and the like are not included in the number, and above, below, within and the like are included in the number. If it is described to the first, the second is only used for distinguishing technical features for the purpose, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0018] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installation, connection and the like should be understood in a broad sense, and the person skilled in the art can reasonably determine the specific meaning of the above words in the utility model combined with the specific content of the technical scheme.

[0019] Referring to Figure 1 and Figure 2 The application discloses a high-voltage direct-current lighting communication system, which comprises a transmitter and a plurality of receivers. The transmitter comprises a direct-current input port, a load output port, a voltage dividing module, a relay module and a first processor. The direct-current input port is connected with the voltage dividing module. The voltage dividing module is connected with the load output port. The relay module is connected with the voltage dividing module. The first processor is connected with the voltage dividing module and the relay module respectively. The load output port is connected with each receiver respectively. The voltage dividing module and each receiver are in series voltage dividing relationship.

[0020] The receiver comprises a sampling module, a second processor, a driving power module and a light source module. The sampling module is connected with the load output port of the transmitter. The sampling module and the driving power module are connected with the second processor respectively. The driving power module is connected with the light source module.

[0021] Specifically, the transmitter and each receiver are in communication connection in the embodiment. The voltage dividing module in the transmitter and the sampling module of each receiver are in series voltage dividing relationship. When the transmitter communicates with the receiver, the first processor in the transmitter controls the voltage amplitude of the voltage dividing module, and then transmits different amplitude voltage signals to the sampling module of each receiver. The second processor receives different amplitude voltage signals through the sampling module, so as to complete the data transmission between the transmitter and the receiver. The data transmission scheme has simple circuit structure and is easy to realize, and can greatly ensure the data transmission rate between the transmitter and the receiver.

[0022] As a further preferred embodiment, in the embodiment, the voltage dividing module comprises a photoelectric coupler U1, an IGBT tube Q1, a resistor R1, a resistor R2, a diode D1, a diode D2 and a diode D3, the first processor is connected with an anode of the photoelectric coupler U1, a cathode of the photoelectric coupler U1 is connected with a ground terminal, a collector of the photoelectric coupler U1 is connected with one connection terminal of the load output port through the resistor R2, the collector of the photoelectric coupler U1 is connected with one connection terminal of the direct current input port through the resistor R2, a negative electrode of the diode D3 is connected with the collector of the photoelectric coupler U1, a positive electrode of the diode D3 is connected with the ground terminal, an emitter of the photoelectric coupler U1 is connected with a gate of the IGBT tube Q1, a source of the IGBT tube Q1 is connected with the ground terminal, the source of the IGBT tube Q1 is connected with another connection terminal of the direct current input port, a drain of the IGBT tube Q1 is connected with another connection terminal of the load output port, one end of the resistor R1 is connected with the gate of the IGBT tube Q1, another end of the resistor R1 is connected with the ground terminal, a negative electrode of the diode D1 is connected with the gate of the IGBT tube Q1, a positive electrode of the diode D1 is connected with a positive electrode of the diode D2, a negative electrode of the diode D2 is connected with the drain of the IGBT tube Q1, the drain and the source of the IGBT tube Q1 are connected with the relay module respectively, the relay module controls the connection and disconnection of the drain and the source of the IGBT tube Q1.

[0023] Specifically, in the embodiment, when the transmitter transmits communication data to the receiver, the IGBT tube Q1 in the transmitter is in a linear buck state, when the transmitter transmits a high level signal to the receiver, the first processor controls the voltage amplitude between the drain and the source of the IGBT tube Q1 to decrease, the voltage amplitude obtained by the sampling module of the receiver increases, when the transmitter transmits a low level signal to the receiver, the first processor controls the voltage amplitude between the drain and the source of the IGBT tube Q1 to increase, the voltage amplitude obtained by the sampling module of the receiver decreases.

[0024] As a further preferred embodiment, in this embodiment, the relay module comprises a resistor R3, an NPN type triode M1, a diode D4 and a relay J1, the first processor is connected with the base of the triode M1 through the resistor R3, the emitter of the triode M1 is connected with the ground, the collector of the triode M1 is connected with one coil terminal of the relay J1 and the positive electrode of the diode D4, the other coil terminal of the relay J1 is connected with the negative electrode of the diode D4 and the power supply terminal, one contact terminal of the relay J1 is connected with the drain of the IGBT tube Q1, the other contact terminal of the relay J1 is connected with the source of the IGBT tube Q1.

[0025] As a further preferred embodiment, in this embodiment, the sampling module comprises a resistor R4 and a resistor R5, the resistor R4 and the resistor R5 are connected in series between two connection terminals of the load output port, and the second processor is connected with the connection point of the resistor R4 and the resistor R5.

[0026] As a further preferred embodiment, in this embodiment, the transmitter further comprises an instruction input module, and the instruction input module is connected with the first processor.

[0027] The above are only preferred embodiments of the present application, and do not limit the patent range of the present application, and any equivalent structural transformation, direct or indirect application in other related technical fields under the concept of the present application, and the contents of the present application specification and drawings are included in the patent protection range of the present application.

Claims

1. A high voltage direct current lighting communication system characterized by: The transmitter comprises a DC input port, a load output port, a voltage dividing module, a relay module and a first processor, the DC input port is connected with the voltage dividing module, the voltage dividing module is connected with the load output port, the relay module is connected with the voltage dividing module, the first processor is connected with the voltage dividing module and the relay module respectively, and each of the load output port is connected with the receiver; The receiver comprises a sampling module, a second processor, a driving power module and a light source module, the sampling module is connected with the load output port of the transmitter, the sampling module and the driving power module are connected with the second processor respectively, and the driving power module is connected with the light source module; The voltage dividing module and the sampling module of each receiver are in series connection.

2. A high voltage DC lighting communication system according to claim 1, characterized in that: The voltage dividing module comprises an optocoupler U1, an IGBT tube Q1, a resistor R1, a resistor R2, a diode D1, a diode D2 and a diode D3, the first processor is connected with the anode of the optocoupler U1, the cathode of the optocoupler U1 is connected with the ground terminal, the collector of the optocoupler U1 is connected with one of the connection terminals of the load output port through the resistor R2, the collector of the optocoupler U1 is connected with one of the connection terminals of the DC input port through the resistor R2, the negative electrode of the diode D3 is connected with the collector of the optocoupler U1, the positive electrode of the diode D3 is connected with the ground terminal, the emitter of the optocoupler U1 is connected with the gate of the IGBT tube Q1, the source of the IGBT tube Q1 is connected with the ground terminal, the source of the IGBT tube Q1 is connected with the other connection terminal of the DC input port, the drain of the IGBT tube Q1 is connected with the other connection terminal of the load output port, one end of the resistor R1 is connected with the gate of the IGBT tube Q1, the other end of the resistor R1 is connected with the ground terminal, the negative electrode of the diode D1 is connected with the gate of the IGBT tube Q1, the positive electrode of the diode D1 is connected with the positive electrode of the diode D2, the negative electrode of the diode D2 is connected with the drain of the IGBT tube Q1, and the drain and the source of the IGBT tube Q1 are connected with the relay module respectively, and the relay module controls the connection and disconnection of the drain and the source of the IGBT tube Q1.

3. A high voltage DC lighting communication system according to claim 2, characterized in that: The relay module comprises a resistor R3, a triode M1, a diode D4 and a relay J1, the first processor is connected with the base of the triode M1 through the resistor R3, the emitter of the triode M1 is connected with the ground terminal, the collector of the triode M1 is connected with one of the coil terminals of the relay J1 and the positive electrode of the diode D4, the other coil terminal of the relay J1 is connected with the negative electrode of the diode D4 and the power supply terminal, one of the contact terminals of the relay J1 is connected with the drain of the IGBT tube Q1, and the other contact terminal of the relay J1 is connected with the source of the IGBT tube Q1.

4. A high voltage DC lighting communication system according to claim 1, characterized in that: The sampling module comprises a resistor R4 and a resistor R5, which are connected in series between two connection terminals of the load output port, and the second processor is connected to the connection point of the resistor R4 and the resistor R5.

5. A high voltage DC lighting communication system according to claim 1, characterized in that: The transmitter further comprises an instruction input module connected to the first processor.

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