CN-224232598-U - Relay board group suitable for ocean atmospheric environment

Abstract

The utility model discloses a relay board group suitable for marine atmospheric environment, which comprises a PCB board, wherein a pair of four-connector connectors are arranged on the upper wall surface of the PCB board, eight pairs of fully-sealed relays are arranged at one end, close to the pair of four-connector connectors, of the upper wall surface of the PCB board, four pairs of eight-connector connectors are arranged on the upper wall surface of the PCB board, the four pairs of eight-connector connectors are respectively positioned at one end, close to the two side wall surfaces, of the upper wall surface of the PCB board, an electrical element is integrated on the relay board group which is designed independently, and the fully-sealed relays are welded on the board, and have normally-open and normally-closed contacts of 2 groups, so that the requirements of most working conditions are met. The input ends of the relay boards corresponding to the relays are provided with LED indicator lamps for indicating working states, and each LED is connected with a patch resistor in series for overvoltage protection so as to prevent the burning of the LED. The output ends of the relays on the relay board are reversely welded with diodes, so that the relays can be protected from being burnt by the induction current of the inductive load.

Inventors

• WU KUN
• LI XIMING
• LI HAOCHEN
• LIU SHUXIU
• ZHANG XIHAO
• ZHANG GUANGYU
• CHEN RIXIN
• Zou Guangze
• SHENG YEHUI

Assignees

• 鞍山电磁阀有限责任公司

Dates

Publication Date

20260512

Application Date

20240220

Claims (5)

1. 1. The utility model provides an adaptation ocean atmospheric environment's relay board group, includes PCB board (5), its characterized in that, a pair of four connector (4) are installed to PCB board (5) upper wall, eight pairs of totally enclosed relay (3) are installed to the one end that PCB board (5) upper wall is close to a pair of four connector (4), install four pairs of eight connector (1) and four pairs of eight connector (1) on PCB board (5) upper wall respectively are located PCB board (5) upper wall one end that is close to both sides wall, install a plurality of diodes (2) and a plurality of LED lamps (6) and a plurality of chip resistors (7) on PCB board (5) upper wall is close to the position between totally enclosed relay (3) and eight connector (1) respectively.
2. 2. The relay board group suitable for the marine atmospheric environment according to claim 1, wherein a plurality of the LED lamps (6) and the chip resistors (7) are sequentially and alternately arranged on the upper wall surface of the PCB (5).
3. 3. Relay board group adapted to the marine atmosphere according to claim 1, characterized in that the PCB board (5) is a double-layer circuit print.
4. 4. The relay board assembly suitable for the marine atmospheric environment according to claim 1, wherein the four-connection plug-in unit (4) is a driving circuit input end interface, one side of the eight-connection plug-in unit (1) is a driving signal input interface of the DC diode (2) and the four-connection plug-in unit (4), and the other side of the eight-connection plug-in unit (1) is a load output end interface.
5. 5. The relay board assembly suitable for the marine atmospheric environment according to claim 1, wherein the corresponding positions of the eight-connection plug-in units (1) are provided with indication in the form of characters, so that misplug is prevented.

Description

Relay board group suitable for ocean atmospheric environment Technical Field The utility model relates to the technical field of relays, in particular to a relay board group suitable for marine atmospheric environment. Background In modern marine design and use, electrical systems are required to implement automation and remote control functions. A relay must be used to achieve the above function. Plastic case type relays are currently mostly used. The installation method is that the installation base is matched and then clamped on the standard guide rail. However, when the ship runs in the ocean atmosphere for a long time, the working environment is moist and contains salt fog, mould and the like, and the service life of the common relay cannot be guaranteed. In addition, the ship has severe working conditions such as jolt, impact, vibration and the like in the sailing process. The guide rail type relay board group suitable for the ocean atmospheric environment is designed aiming at the problem that the guide rail type installation is easy to fall off. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides a relay board group suitable for the marine atmospheric environment, which solves the problem that the service life of the conventional common relay cannot be ensured. In addition, the ship has severe working conditions such as jolt, impact, vibration and the like in the sailing process. The guide rail type installation is easy to fall off. The relay board group suitable for the marine atmospheric environment comprises a PCB board, wherein a pair of four-connector connectors are arranged on the upper wall surface of the PCB board, eight pairs of full-sealed relays are arranged at one end, close to the pair of four-connector connectors, of the upper wall surface of the PCB board, four pairs of eight-connector connectors are arranged on the upper wall surface of the PCB board, the four pairs of eight-connector connectors are respectively positioned at one end, close to the two side wall surfaces, of the upper wall surface of the PCB board, and a plurality of diodes, a plurality of LED lamps and a plurality of chip resistors are respectively arranged at positions, close to the positions between the full-sealed relays and the eight-connector connectors, of the upper wall surface of the PCB board. Preferably, the LED lamps and the chip resistors are sequentially and alternately arranged on the upper wall surface of the PCB. Preferably, the PCB is a double-layer circuit print. Preferably, the four-connector is a driving circuit input end interface, one side of the eight-connector is a driving signal input interface of the four-connector and a DC diode, and the other side of the eight-connector is a load output end interface. Preferably, the corresponding position of the eight-connection plug-in unit is provided with a word-form indication to prevent misplug. Advantageous effects The utility model provides a relay board group suitable for marine atmospheric environment, which integrates electrical elements on one relay board group which is designed independently, and is welded with a fully-sealed relay on the board, wherein the relay board group is provided with 2 groups of contacts which are normally open and normally closed, so that the requirements of most working conditions are met. The input ends of the relay boards corresponding to the relays are provided with LED indicator lamps for indicating working states, and each LED is connected with a patch resistor in series for overvoltage protection so as to prevent the burning of the LED. The output ends of the relays on the relay board are reversely welded with diodes, so that the relays can be protected from being burnt by the induction current of the inductive load. Drawings Fig. 1 is an isometric view of a relay board assembly adapted to the marine atmospheric environment according to the present utility model. Fig. 2 is a schematic plan view structure of a relay board assembly adapted to marine atmospheric environment according to the present utility model. In the figure, the LED lamp comprises a plug-in unit 1, a plug-in unit eight, a diode 2, a fully-sealed relay 3, a plug-in unit 4, a four-way plug-in unit 5, a PCB board 6, an LED lamp 7 and a chip resistor. Detailed Description The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. Referring to fig. 1-2, the utility model provides a technical scheme that the relay board group suitable for marine atmospheric environment compr