Novel ring main unit control device

Abstract

The utility model discloses a novel ring main unit control device, which comprises a ring main unit driving module, a signal acquisition module and a control circuit board, and is characterized in that the control circuit board comprises a secondary loop integrated circuit, a remote control and remote signaling loop integrated circuit and a power supply circuit; by integrating the secondary loop integrated circuit, the remote control and remote signaling loop integrated circuit and the power supply circuit on the control circuit board, the monitoring stability can be improved, and meanwhile, the secondary loop integrated circuit is not easy to corrode, so that the normal operation of the ring main unit is ensured, and the service life of the ring main unit is prolonged. And the defect of easy corrosion caused by imperfect protection measures of the secondary circuit of the stock switch is effectively overcome.

Description

Technical Field

[0001] The utility model relates to the technical field of power supply equipment, in particular to a novel ring network cabinet control device. Background Art

[0002] The ring main unit is an important component and key node in the power supply system of the distribution network. The health status of the ring main unit directly affects the power supply reliability and power quality, and plays a key role in the distribution network. With the development of industry, all walks of life have increasingly higher requirements for the power supply reliability and stability of the power system. As the quality of life continues to improve, the power load has increased. The electrical components that the ring main unit needs to accommodate are becoming increasingly complex and diversified. In order to ensure the normal operation of the ring main unit, it is necessary to set up a secondary circuit of the existing switch to control the ring main unit. However, the existing secondary circuit protection measures of the existing switch are not perfect, which can easily lead to serious corrosion, thus affecting the normal operation of the ring main unit. Utility Model Content

[0003] In view of this, the utility model proposes a novel ring main unit control device, which can solve the defect of the existing technology that the secondary circuit protection measures of the existing switches are imperfect and easy to corrode.

[0004] The technical solution of the utility model is achieved in this way:

[0005] A novel ring main unit control device comprises a ring main unit drive module, a signal acquisition module and a control circuit board, wherein the ring main unit drive module is used to control the opening and closing actions of the ring main unit, the signal acquisition module is used to monitor the working state of the ring main unit and is connected to the ring main unit drive module, the control circuit board comprises a secondary circuit integrated circuit, a remote control and telemetering circuit integrated circuit and a power supply circuit, the secondary circuit integrated circuit is used to control the working state of the ring main unit and is electrically connected to the remote control and telemetering circuit integrated circuit, the power supply circuit and the ring main unit drive module respectively, the remote control and telemetering circuit integrated circuit is used to communicate with an external device and is electrically connected to the power supply circuit.

[0006] As a further optional solution for the novel ring main unit control device, the secondary circuit integrated circuit, the remote control and telesignaling circuit integrated circuit and the power supply circuit are processed by a glue potting process.

[0007] As a further optional scheme for the new ring network cabinet control device, the signal acquisition module includes a motor drive monitoring module, a circuit breaker opening position monitoring module, a circuit breaker closing position monitoring module, a grounding position monitoring module, an energy storage position monitoring module and a single-chip computer module, and the motor drive monitoring module, the circuit breaker opening position monitoring module, the circuit breaker closing position monitoring module, the grounding position monitoring module, and the energy storage position monitoring module are electrically connected to the single-chip computer module respectively.

[0008] As a further optional solution of the novel ring main unit control device, the power supply circuit includes a power supply chip and its peripheral circuits.

[0009] The beneficial effect of the utility model is that by integrating the secondary circuit integrated circuit, the remote control and telesignaling circuit integrated circuit and the power supply circuit on the control circuit board, the stability of monitoring can be improved. At the same time, the secondary circuit integrated circuit can be made less susceptible to corrosion, thereby ensuring the normal operation of the ring network cabinet and effectively solving the defect of easy corrosion caused by imperfect protection measures for the secondary circuits of existing switches. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0011] Figure 1 This is a schematic diagram of the composition of a new type of ring main unit control device of the utility model;

[0012] Figure 2 This is a circuit diagram of a circuit breaker opening position monitoring module in the utility model;

[0013] Figure 3 This is a circuit diagram of a circuit breaker closing position monitoring module in the utility model;

[0014] Figure 4 This is a circuit diagram of the grounding position monitoring module in the utility model;

[0015] Figure 5 This is a circuit diagram of the energy storage position monitoring module in the utility model;

[0016] Figure 6 This is a circuit diagram of the single chip microcomputer module in the utility model;

[0017] Figure 7 It is a circuit diagram of the power supply circuit in the utility model;

[0018] Figure 8 This is a circuit diagram of the ring network cabinet drive module in the utility model;

[0019] Fig. 9 It is a circuit diagram of the secondary loop integrated circuit in the utility model;

[0020] Fig.10The utility model is a circuit diagram of the remote control and telesignaling loop integrated circuit. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] refer to Figure 1-10 A new type of ring main unit control device comprises a ring main unit drive module, a signal acquisition module and a control circuit board, wherein the ring main unit drive module is used to control the opening and closing actions of the ring main unit, the signal acquisition module is used to monitor the working state of the ring main unit and is connected to the ring main unit drive module, the control circuit board comprises a secondary circuit integrated circuit, a remote control and telemetering circuit integrated circuit and a power supply circuit, the secondary circuit integrated circuit is used to control the working state of the ring main unit and is electrically connected to the remote control and telemetering circuit integrated circuit, the power supply circuit and the ring main unit drive module respectively, the remote control and telemetering circuit integrated circuit is used to communicate with an external device and is electrically connected to the power supply circuit.

[0023] In this embodiment, by integrating the secondary circuit integrated circuit, the remote control and telesignaling circuit integrated circuit and the power supply circuit on the control circuit board, the stability of monitoring can be improved. At the same time, the secondary circuit integrated circuit can be made less susceptible to corrosion, thereby ensuring the normal operation of the ring network cabinet and effectively solving the defect of easy corrosion caused by imperfect protection measures for the secondary circuits of existing switches.

[0024] It should be noted that the monitoring stability is improved by using electronic components with higher stability to form the secondary circuit integrated circuit, the remote control and telemetering circuit integrated circuit and the power supply circuit, and integrating the secondary circuit integrated circuit, the remote control and telemetering circuit integrated circuit and the power supply circuit on the control circuit board.

[0025] Preferably, the secondary circuit integrated circuit, the remote control and telesignaling circuit integrated circuit and the power supply circuit are processed by a glue potting process.

[0026] In this embodiment, the secondary circuit integrated circuit, remote control and telesignaling circuit integrated circuit and power supply circuit are processed by using a glue potting process, which can further improve corrosion resistance and stability, thereby further ensuring the normal operation of the ring network cabinet.

[0027] Preferably, the signal acquisition module includes a motor drive monitoring module, a circuit breaker opening position monitoring module, a circuit breaker closing position monitoring module, a grounding position monitoring module, an energy storage position monitoring module and a single-chip computer module, and the motor drive monitoring module, the circuit breaker opening position monitoring module, the circuit breaker closing position monitoring module, the grounding position monitoring module and the energy storage position monitoring module are electrically connected to the single-chip computer module respectively.

[0028] In this embodiment, the motor drive monitoring module is used to monitor the motor drive condition of the ring network cabinet, the circuit breaker opening position monitoring module is used to monitor the circuit breaker opening position condition of the ring network cabinet, the circuit breaker closing position monitoring module is used to monitor the circuit breaker closing position condition of the ring network cabinet, the grounding position monitoring module is used to monitor the grounding position condition of the ring network cabinet, the energy storage position monitoring module is used to monitor the energy storage condition of the ring network cabinet, and the single-chip computer module is used to perform status judgment based on the motor drive condition, the circuit breaker opening position condition, the circuit breaker closing position condition, the grounding position condition and the energy storage condition.

[0029] Preferably, the power supply circuit includes a power supply chip and its peripheral circuits.

[0030] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A new type of ring main unit control device, characterized in that: It includes a ring main unit drive module, a signal acquisition module and a control circuit board. The ring main unit drive module is used to control the opening and closing actions of the ring main unit. The signal acquisition module is used to monitor the working state of the ring main unit and is connected to the ring main unit drive module. The control circuit board includes a secondary circuit integrated circuit, a remote control and telemetering circuit integrated circuit and a power supply circuit. The secondary circuit integrated circuit is used to control the working state of the ring main unit and is electrically connected to the remote control and telemetering circuit integrated circuit, the power supply circuit and the ring main unit drive module respectively. The remote control and telemetering circuit integrated circuit is used to communicate with external equipment and is electrically connected to the power supply circuit.

2. A novel ring main unit control device according to claim 1, characterized in that: The secondary circuit integrated circuit, the remote control and telesignaling circuit integrated circuit and the power supply circuit are processed by a glue potting process.

3. A novel ring main unit control device according to claim 2, characterized in that: The signal acquisition module includes a motor drive monitoring module, a circuit breaker opening position monitoring module, a circuit breaker closing position monitoring module, a grounding position monitoring module, an energy storage position monitoring module and a single-chip computer module. The motor drive monitoring module, the circuit breaker opening position monitoring module, the circuit breaker closing position monitoring module, the grounding position monitoring module and the energy storage position monitoring module are electrically connected to the single-chip computer module respectively.

4. A novel ring main unit control device according to claim 3, characterized in that: The power supply circuit includes a power supply chip and its peripheral circuits.

Images