Automatic feeder terminal

Abstract

The utility model relates to the technical field of feeder terminals, in particular to an automatic feeder terminal, which comprises a core unit, the input end of the core unit is electrically connected with a voltage transformer, the input end of the core unit is electrically connected with a current transformer, the input end of the core unit is in signal connection with a switching signal, and the switching signal is connected with a power supply. The output end and the input end of the core unit are electrically connected with a battery management module. According to the utility model, the sodion soft package battery has excellent long cycle performance and is applied to the battery unit of the automatic feeder terminal, so that the production cost of the automatic feeder terminal can be reduced, and even under the low-temperature condition, the sodion soft package battery can be applied to the battery unit of the automatic feeder terminal. The sodion soft package battery still shows a good long-cycle advantage, and the problems that the application scene of an automatic feeder terminal is limited and the like are solved to a certain extent.

Description

Technical Field

[0001] The utility model relates to the technical field of feeder terminals, in particular to an automated feeder terminal. Background Art

[0002] Feeder terminals are distribution network terminals used for monitoring switches on overhead distribution lines and cable line ring network cabinets.

[0003] After searching, the patent number is CN212435434U, and the name is a utility model of a distribution network automation feeder terminal, antenna module and communication system, including a terminal body. Through research and analysis, it is found that although it has the advantage of helping to improve the real-time transmission of RDSS signals, it still has the following disadvantages to a certain extent.

[0004] For example, during use, the device is not convenient for rapid processing of information, requires more personnel and equipment for processing, consumes more manpower and material resources, has low safety, and may experience battery failure during use, which is not conducive to the normal operation of the feeder terminal. In order to solve the above technical problems, we have designed an automated feeder terminal. Utility Model Content

[0005] The purpose of the utility model is to provide an automated feeder terminal with the advantages of fast processing and high safety, and solves the problems that the device is not convenient for fast processing of information during use, requires more personnel and equipment for processing, consumes more manpower and material resources, has low safety, and may have battery failures during use, which is not convenient for the normal operation of the feeder terminal.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automated feeder terminal, comprising a core unit, the input end of the core unit is electrically connected to a voltage transformer, the input end of the core unit is electrically connected to a current transformer, the input end signal of the core unit is connected to a switch signal, the output end and input end of the core unit are electrically connected to a battery management module, the output end and input end of the battery management module are electrically connected to a battery, the output end of the battery is electrically connected to the core unit, the input end of the core unit is electrically connected to a conversion switch, the output end of the conversion switch is electrically connected to a button, the output end of the button is electrically connected to an opening / closing hard pressure plate, the input end of the core unit is electrically connected to a communication module, the output end of the battery management module is electrically connected to the conversion switch and the communication module respectively, and the output end of the battery management module is electrically connected to a communication socket.

[0007] Preferably, the voltage transformer is used for voltage sampling, and the current transformer is mainly used for current sampling.

[0008] Preferably, the core unit is a core processor, and the battery management module is mainly responsible for battery remote signal management, battery activation, and charging and discharging.

[0009] Preferably, the battery is mainly composed of a sodium ion soft-pack battery, and the communication module is mainly used for signal transmission.

[0010] Preferably, the core unit is electrically connected to the opening / closing hard pressure plate through the & logic module, and the output end of the opening / closing hard pressure plate is electrically connected to the circuit breaker opening / closing outlet.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model utilizes the excellent long cycle performance of sodium ion soft-pack batteries and applies the sodium ion soft-pack batteries to the battery cells of the automated feeder terminal, thereby extending the service life of the automated feeder terminal;

[0013] 2. The utility model can reduce the production cost of the automated feeder terminal and save lithium resources by applying the sodium ion soft-pack battery to the automated feeder terminal;

[0014] 3. Even under low temperature conditions, the sodium ion soft-pack battery of the utility model still exhibits good long-cycle advantages, which to a certain extent solves the problem of limited application scenarios of automated feeder terminals. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is the logic diagram of the utility model;

[0016] Figure 2 This is a long cycle diagram of the battery of the utility model at room temperature. DETAILED DESCRIPTION

[0017] See also Figure 1-Figure 2 An automated feeder terminal includes a core unit, an input end of the core unit is electrically connected to a voltage transformer, an input end of the core unit is electrically connected to a current transformer, an input end signal of the core unit is connected to a switch signal, an output end and an input end of the core unit are electrically connected to a battery management module, an output end and an input end of the battery management module are electrically connected to a battery, an output end of the battery is electrically connected to the core unit, an input end of the core unit is electrically connected to a conversion switch, an output end of the conversion switch is electrically connected to a button, an output end of the button is electrically connected to an opening / closing hard pressure plate, an input end of the core unit is electrically connected to a communication module, an output end of the battery management module is electrically connected to the conversion switch and the communication module respectively, and an output end of the battery management module is electrically connected to a communication socket.

[0018] See also Figure 1The voltage transformer is used for voltage sampling, and the current transformer is mainly used for current sampling. By setting up a voltage transformer, it is easy to detect the voltage in the circuit and can effectively prevent voltage abnormalities.

[0019] See also Figure 1 The core unit is the core processor. The battery management module is mainly responsible for battery remote signal management, battery activation, and charging and discharging. By setting a current transformer, it is easy to detect the current in the circuit and can effectively prevent current abnormalities.

[0020] See also Figure 1 The battery is mainly composed of sodium ion soft-pack batteries, and the communication module is mainly used for signal transmission. By setting a communication socket, the communicator can be easily installed to maintain normal communication.

[0021] See also Figure 1 The core unit is electrically connected to the opening / closing hard pressure plate through the & logic module, and the output end of the opening / closing hard pressure plate is electrically connected to the circuit breaker opening / closing outlet. By setting the & logic module, the opening / closing hard pressure plate can be automatically controlled, and the feeder terminal can be controlled.

[0022] When in use, the voltage transformer and the current transformer are connected to the core unit, and the battery supplies power to the battery management module, the core unit and the communication module respectively. The battery management module is directly connected to the core unit, and the communication module is connected to the battery management module and the core unit. On this basis, the battery unit in the test automation feeder terminal is a sodium ion soft-pack battery. At room temperature of 25°C, the sodium ion polyanion soft-pack battery is placed in the battery test system and charged to 3.45V using a 0.5C current constant current. After 10 minutes of storage, it is charged at 3.45V using a 0.5C current constant current and constant voltage, and the cut-off current is set to 0.05C. After 10 minutes of storage, it continues to discharge to 1.5V using a 0.5C current at room temperature. At this time, the recorded capacity is C1, and the starting step of the cycle step is set to constant current charging. The number of cycles is 1000, and the 1000th discharge capacity C2 is recorded, and the 25°C room temperature capacity retention rate C2 / C1×100%=98.33% is calculated.

[0023] To sum up: the automated feeder terminal, through a voltage transformer, a current transformer, a core unit, a battery management module, a battery, a transfer switch, a hard pressure plate for opening / closing, and a communication module, solves the problem that the device is not convenient for rapid processing of information during use, requires more personnel and equipment for processing, consumes more manpower and material resources, has low safety, and may have battery failures during use, making it inconvenient for the normal operation of the feeder terminal.

Claims

1. An automated feeder terminal, comprising a core unit, characterized in that: The input end of the core unit is electrically connected to a voltage transformer, the input end of the core unit is electrically connected to a current transformer, the input end signal of the core unit is connected to a switch signal, the output end and input end of the core unit are electrically connected to a battery management module, the output end and input end of the battery management module are electrically connected to a battery, the output end of the battery is electrically connected to the core unit, the input end of the core unit is electrically connected to a conversion switch, the output end of the conversion switch is electrically connected to a button, the output end of the button is electrically connected to an opening / closing hard pressure plate, the input end of the core unit is electrically connected to a communication module, the output end of the battery management module is electrically connected to the conversion switch and the communication module respectively, and the output end of the battery management module is electrically connected to a communication socket.

2. An automated feeder terminal according to claim 1, characterized in that: The voltage transformer is used for voltage sampling, and the current transformer is mainly used for current sampling.

3. The automated feeder terminal according to claim 1, characterized in that: The core unit is a core processor, and the battery management module is mainly responsible for battery remote signal management, battery activation, and charging and discharging.

4. The automated feeder terminal according to claim 1, characterized in that: The battery is mainly composed of a sodium ion soft-pack battery, and the communication module is mainly used for signal transmission.

5. The automated feeder terminal according to claim 1, characterized in that: The core unit is electrically connected to the opening / closing hard pressure plate through the & logic module, and the output end of the opening / closing hard pressure plate is electrically connected to the circuit breaker opening / closing outlet.

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