CN220874763U

CN220874763U - Multifunctional relay switch

Info

Publication number: CN220874763U
Application number: CN202322378106.2U
Authority: CN
Inventors: 龚媛渊
Original assignee: Guangzhou Skydance Co ltd
Current assignee: Guangzhou Skydance Co ltd
Priority date: 2023-09-01
Filing date: 2023-09-01
Publication date: 2024-04-30
Anticipated expiration: 2033-09-01

Abstract

The utility model discloses a multifunctional relay switch, which comprises a power supply module, a main control module, a relay switch module, a DAL I signal receiving and transmitting module and a DMX signal receiving and transmitting module, wherein the power supply module is connected with the main control module; the power supply module is connected with an external power supply; the main control module is connected with the power supply module; the DAL I signal receiving and transmitting module is respectively connected with the power supply module and the main control module and is used for receiving or transmitting DAL I control signals; the DMX signal receiving and transmitting module is respectively connected with the power supply module and the main control module and is used for receiving or transmitting a DMX control signal; the relay switch module is respectively connected with the power supply module and the main control module, and the controlled equipment can be connected with the relay switch module; through the structure, the relay switch can receive and transmit DAL I control signals and DMX control signals, the application scene of the relay switch is expanded, and the relay switch has very good practicability.

Description

Multifunctional relay switch

Technical Field

The utility model relates to the field of LED illumination, in particular to a multifunctional relay switch.

Background

The relay switch is widely applied to the switch of various high-voltage or low-voltage electric equipment, particularly in LED lighting equipment, the relay switch is mostly adopted to control the on-off of the LED lighting equipment, but the existing relay switch has the defect of single control signal, can not adapt to the scenes of different signal sources, has high production cost and large stock pressure of manufacturers, and can not be used after the products are purchased under the condition that users do not know; therefore, a new type of multi-function relay switch is urgently needed to solve the above-mentioned problems.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a multifunctional relay switch.

The technical scheme adopted by the embodiment of the utility model for solving the technical problems is as follows: a multifunctional relay switch comprises a power supply module, a main control module, a relay switch module, a DAL I signal receiving and transmitting module and a DMX signal receiving and transmitting module;

The power supply module is connected with an external power supply;

the main control module is connected with the power supply module;

The DAL I signal receiving and transmitting module is respectively connected with the power supply module and the main control module and is used for receiving or transmitting DAL I control signals;

The DMX signal receiving and transmitting module is respectively connected with the power supply module and the main control module and is used for receiving or transmitting a DMX control signal;

The relay switch module is respectively connected with the power supply module and the main control module, and the controlled equipment can be connected with the relay switch module.

The relay switch module comprises a plurality of relay control modules, each relay control module comprises a resistor R23, a triode Q12, a diode D13, a relay L9 and a piezoresistor RV5, two ends of each resistor R23 are respectively connected with a main control module and a base electrode of each triode Q12, an emitter electrode of each triode Q12 is grounded, a collector electrode of each triode Q12 is respectively connected with an anode of each diode D13 and one end of a coil of the relay L9, a cathode of each diode D13 is respectively connected with a power supply module and the other end of the coil of the relay L9, two ends of each piezoresistor RV5 are respectively connected with two ends of a contact of the relay L9, and controlled equipment can be connected to two ends of the contact of the relay L9.

The multifunctional relay switch also comprises a zero crossing detection module which is respectively connected with the power supply module and the main control module.

The zero-crossing detection module comprises an optocoupler U2, a triode Q1, a resistor R30 and a resistor R31, wherein one end of an optocoupler U2 light emitter is connected with the power module, one end of an optocoupler U2 light receiver is respectively connected with a base electrode of the triode Q1 and one end of the resistor R30, the other end of the resistor R30 is respectively connected with one end of the resistor R31 and the power module, the other end of the resistor R31 is respectively connected with a main control module and a collector electrode of the triode Q1, and an emitter electrode of the triode Q1, the other end of the optocoupler U2 light emitter and the other end of the optocoupler U2 light receiver are grounded.

The multifunctional relay switch also comprises a key module connected with the main control module.

The multifunctional relay switch also comprises a state indicating module connected with the main control module.

The utility model has the beneficial effects that: a multifunctional relay switch comprises a power supply module, a main control module, a relay switch module, a DAL I signal receiving and transmitting module and a DMX signal receiving and transmitting module; the power supply module is connected with an external power supply; the main control module is connected with the power supply module; the DAL I signal receiving and transmitting module is respectively connected with the power supply module and the main control module and is used for receiving or transmitting DAL I control signals; the DMX signal receiving and transmitting module is respectively connected with the power supply module and the main control module and is used for receiving or transmitting a DMX control signal; the relay switch module is respectively connected with the power supply module and the main control module, and the controlled equipment can be connected with the relay switch module; through the structure, the relay switch can receive and transmit DAL I control signals and DMX control signals, the application scene of the relay switch is expanded, and the relay switch has very good practicability.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic block diagram of a multi-function relay switch;

FIG. 2 is a schematic circuit diagram of a power module;

FIG. 3 is a schematic circuit diagram of a relay switch module;

FIG. 4 is a schematic circuit diagram of a master control module;

FIG. 5 is a schematic circuit diagram of a DMX signal transceiver module;

FIG. 6 is a schematic circuit diagram of a DAL I signaling transceiver module;

FIG. 7 is a schematic circuit diagram of a zero crossing detection module;

FIG. 8 is a schematic circuit diagram of a key module;

fig. 9 is a schematic circuit diagram of a status indication module.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, plural means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and the above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless clearly defined otherwise, the terms "disposed," "mounted," "connected," and the like are to be construed broadly and may be connected directly or indirectly through an intermediary; the connecting device can be fixedly connected, detachably connected and integrally formed; may be a mechanical connection; may be a communication between two elements or an interaction between two elements. The specific meaning of the words in the utility model can be reasonably determined by a person skilled in the art in combination with the specific content of the technical solution.

Referring to fig. 1 to 9, a multifunctional relay switch includes a power module 10, a main control module 20, a relay switch module 30, a DAL I signal transceiving module 40, and a DMX signal transceiving module 50;

The power module 10 is connected with an external power supply;

the main control module 20 is connected with the power supply module 10;

The DAL I signal transceiver module 40 is respectively connected with the power module 10 and the main control module 20, and is used for receiving or transmitting DAL I control signals;

the DMX signal transceiver module 50 is connected to the power module 10 and the main control module 20, respectively, and is configured to receive or transmit a DMX control signal;

the relay switch module 30 is respectively connected with the power module 10 and the main control module 20, and the controlled equipment can be connected with the relay switch module 30.

In the present utility model:

1. Power module 10: converting the AC220V voltage into DC12V voltage for supplying power to the relay switch module 30 and the like, and converting into DC5V for supplying power to the main control module 20 and peripheral circuits thereof;

2. DAL I signal transceiver module 40: receiving and transmitting DAL I signals so that the controlled equipment can be applied to a DAL I control system;

3. DMX signal transceiver module 50: receiving and transmitting a DMX signal, so that the controlled equipment can be applied to a DMX control system;

4. Setting DAL I or DMX working modes through an OLED screen and 3 keys, and setting DAL I addresses of 4 channels in the DAL I mode; setting DMX addresses of 4 channels in a DMX mode;

5. The zero-crossing detection module 60 is arranged, so that the relay is ensured to be switched on or switched off near an AC zero-crossing point, and the service life of the relay is prolonged;

6. The relay switch module 30 preferably comprises four paths of output, adopts a high-surge high-current relay and a normally-open contact output mode, and simultaneously realizes overvoltage protection by connecting the piezoresistors RV in parallel, and four keys independently control the switch of each channel, wherein each channel is provided with a switch state indicator lamp, and when no DAL I or DMX signal is input, the manual control can be realized;

7. The utility model has the advantages that: through the structure, the relay switch can receive and transmit DAL I control signals and DMX control signals, the application scene of the relay switch is expanded, and the relay switch has very good practicability.

As a preferred embodiment of the relay switch module 30, the relay switch module 30 includes a plurality of relay control modules 31, the relay control modules 31 include a resistor R23, a triode Q12, a diode D13, a relay L9 and a piezoresistor RV5, two ends of the resistor R23 are respectively connected with the base of the main control module 20 and the triode Q12, an emitter of the triode Q12 is grounded, a collector of the triode Q12 is respectively connected with an anode of the diode D13 and one end of the coil of the relay L9, a cathode of the diode D13 is respectively connected with the other ends of the power module 10 and the coil of the relay L9, two ends of the piezoresistor RV5 are respectively connected with two ends of the contact of the relay L9, and the controlled equipment can be connected with two ends of the contact of the relay L9.

The multifunctional relay switch further comprises a zero crossing detection module 60 connected with the power module 10 and the main control module 20 respectively; preferably, the zero crossing detection module 60 includes an optocoupler U2, a triode Q1, a resistor R30 and a resistor R31, wherein one end of an optocoupler U2 light emitter is connected with the power module 10, one end of an optocoupler U2 light receiver is respectively connected with a base electrode of the triode Q1 and one end of the resistor R30, the other end of the resistor R30 is respectively connected with one end of the resistor R31 and the power module 10, the other end of the resistor R31 is respectively connected with the main control module 20 and a collector electrode of the triode Q1, and an emitter electrode of the triode Q1, the other end of the optocoupler U2 light emitter and the other end of the optocoupler U2 light receiver are grounded; further, the zero crossing detection module 60 further includes a rectifier bridge DB2, a resistor R27, a resistor R28, and a resistor R29, where a first input end and a second output end of the rectifier bridge DB2 are respectively connected to the power module 10, the resistor R27, the resistor R28, and the resistor R29 are connected in series between the first output end of the rectifier bridge DB2 and one end of the light emitter of the optocoupler U2, and a second output end of the rectifier bridge DB2 is grounded, where the rectifier bridge DB2 is used to convert a voltage input by the ac power supply into a dc voltage, and the resistor R27, the resistor R28, and the resistor R29 are used to limit current.

The multifunctional relay switch further comprises a key module 70 connected with the main control module 20.

The multi-function relay switch further includes a status indication module 80 coupled to the main control module 20.

Of course, the present utility model is not limited to the above-described embodiments, and those skilled in the art can make equivalent modifications and substitutions without departing from the spirit of the present utility model, and these equivalent modifications and substitutions are included in the scope of the present utility model as defined in the appended claims.

Claims

1. A multifunctional relay switch, characterized in that: the intelligent control system comprises a power supply module (10), a main control module (20), a relay switch module (30), a DAL I signal receiving and transmitting module (40) and a DMX signal receiving and transmitting module (50);

The power supply module (10) is connected with an external power supply;

The main control module (20) is connected with the power supply module (10);

The DAL I signal receiving and transmitting module (40) is respectively connected with the power supply module (10) and the main control module (20) and is used for receiving or transmitting DAL I control signals;

The DMX signal receiving and transmitting module (50) is respectively connected with the power supply module (10) and the main control module (20) and is used for receiving or transmitting a DMX control signal;

the relay switch module (30) is respectively connected with the power supply module (10) and the main control module (20), and controlled equipment can be connected into the relay switch module (30).

2. A multi-function relay switch according to claim 1, wherein: the relay switch module (30) comprises a plurality of relay control modules (31), each relay control module (31) comprises a resistor R23, a triode Q12, a diode D13, a relay L9 and a piezoresistor RV5, two ends of each resistor R23 are respectively connected with a main control module (20) and a base electrode of each triode Q12, an emitting electrode of each triode Q12 is grounded, a collecting electrode of each triode Q12 is respectively connected with an anode of each diode D13 and one end of a coil of the relay L9, a cathode of each diode D13 is respectively connected with the other ends of the corresponding power module (10) and the coil of the relay L9, two ends of each piezoresistor RV5 are respectively connected with two ends of a contact of the relay L9, and controlled equipment can be connected with two ends of the contact of the relay L9.

3. A multi-function relay switch according to claim 1, wherein: the system also comprises a zero-crossing detection module (60) which is respectively connected with the power supply module (10) and the main control module (20).

4. A multi-function relay switch according to claim 3, wherein: the zero-crossing detection module (60) comprises an optocoupler U2, a triode Q1, a resistor R30 and a resistor R31, one end of a light emitter of the optocoupler U2 is connected with the power supply module (10), one end of a light receiver of the optocoupler U2 is respectively connected with a base electrode of the triode Q1 and one end of the resistor R30, the other end of the resistor R30 is respectively connected with one end of the resistor R31 and the power supply module (10), the other end of the resistor R31 is respectively connected with the main control module (20) and a collector electrode of the triode Q1, and an emitter electrode of the triode Q1, the other end of the light emitter of the optocoupler U2 and the other end of the light receiver of the optocoupler U2 are grounded.

5. A multi-function relay switch according to claim 1, wherein: the device also comprises a key module (70) connected with the main control module (20).

6. A multi-function relay switch according to claim 1, wherein: the system also comprises a state indicating module (80) connected with the main control module (20).