Primary and secondary fusion ring main unit interval operation module

Abstract

The utility model discloses a primary and secondary fusion ring main unit interval operation module which is high in integration level, convenient in wiring and good in stability. According to the technical scheme, the circuit breaker comprises a shell, a PCB arranged in the shell, a panel arranged at the upper end of the shell and a protective cover hinged to the upper end of the panel, and the panel is provided with a switching-on and switching-off pressing plate assembly and a switching-on and switching-off button assembly which are used for controlling on / off of a circuit on the PCB. The bottom of the shell is provided with an aviation socket electrically connected with the PCB. The circuit breaker is characterized in that the opening and closing pressing plate assembly comprises a pressing plate base, an opening and closing pressing plate, a pin terminal, a jack terminal and a reset spring. The advantages are that the pressing plate pedestal of the opening and closing pressing plate assembly is integrally formed on the panel, the pin terminals are embedded at two ends of the opening and closing pressing plate through injection molding, and the jack terminals are integrated on the PCB.

Description

Technical Field

[0001] The utility model relates to the field of electric power equipment, in particular to a ring network cabinet interval operation module. Background Art

[0002] The ring main unit is a type of power substation equipment, which is mainly used for access, segmentation, branching and other functions in the power distribution system, and can realize power supply and protection of different voltage levels. The basic structure of the ring main unit mainly includes a cabinet, a partition, an insulating element, an operating mechanism, a terminal block, etc., among which the unit and the interval are the most basic components of the ring main unit. The primary and secondary integrated ring main unit interval operation module is an operation module installed in the ring main unit. Its structure includes: a shell, a PCB board arranged in the shell, a panel arranged at the upper end of the shell and a protective cover hinged to the upper end of the panel. The panel is provided with a separation and closing pressure plate assembly and a separation and closing button assembly for controlling the circuit on the PCB board. An aviation socket electrically connected to the PCB board is provided at the bottom of the shell. Among them: the separation and closing pressure plate assembly usually includes: a remote control closing pressure plate assembly, a remote control separation pressure plate assembly, a protection closing pressure plate assembly, and a protection separation pressure plate assembly; the separation and closing button assembly usually includes: a separation button assembly and a closing button assembly. The main disadvantages of the traditional primary and secondary integrated ring main cabinet interval operation module are: the integration between the opening and closing pressure plate assembly and the shell is poor, disassembly and assembly are inconvenient, and many wires are required to connect with the PCB board, which is not only troublesome to wire, but also has poor stability and is prone to errors. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a primary-secondary fusion ring network cabinet interval operation module with high integration, convenient wiring and good stability.

[0004] In order to solve the above problems, the technical solution adopted by the utility model includes: a housing, a PCB board arranged in the housing, a panel arranged at the upper end of the housing and a protective cover hinged at the upper end of the panel, the panel is provided with a switch-on / off pressure plate assembly and a switch-on / off button assembly for controlling the on / off of the circuit on the PCB board, the bottom of the housing is provided with an aviation socket electrically connected to the PCB board, and is characterized in that: the switch-on / off pressure plate assembly includes a pressure plate base, a switch-on / off pressure plate, a pin terminal, a jack terminal, and a reset spring;

[0005] The pressure plate base is integrally formed on the panel, and a pressure plate guide rod hole is provided in the center and pin terminal holes are provided at both ends, and a first bushing extends from the bottom of the pressure plate guide rod hole and the pin terminal hole;

[0006] The opening and closing pressure plate is pluggable and arranged above the pressure plate base, and a pressure plate guide rod plugged into the pressure plate guide rod hole is integrally formed at the center, a first buckle is integrally formed at the bottom of the pressure plate guide rod, and a fixing ring is provided on the first buckle to be positioned and matched with the first bushing;

[0007] The pin terminals are arranged at both ends of the opening and closing pressure plate, and the upper ends are connected through conductive parts;

[0008] The socket terminal is integrated on the PCB board and is used for plugging and matching with the pin terminal;

[0009] The return spring is sleeved on the pressure plate guide rod and is used to press the opening and closing pressure plate downward.

[0010] The primary and secondary integrated ring network cabinet interval operation module is characterized in that pin positioning holes are integrally formed on both sides of the pressure plate base. After the opening and closing pressure plate is pulled out, the pin terminals at both ends are positioned in the pin positioning holes by rotating a certain angle.

[0011] The primary and secondary fusion ring network cabinet interval operation module is characterized in that: the aviation socket includes a terminal seat, a male terminal, a socket shell, and a lock; the male terminal is integrated at the bottom of the PCB board through the terminal seat; the socket shell is installed at the bottom of the shell; the front end of the male terminal extends from the inner cavity of the socket shell; and the lock is hinged at both ends of the socket shell.

[0012] The primary-secondary fusion ring network cabinet interval operation module is characterized in that a first sealing ring is provided on the side wall of the male terminal through a first sealing groove.

[0013] The primary and secondary integrated ring network cabinet interval operation module is characterized in that: the opening and closing button assembly includes a button and a light touch switch that is pressed and matched with the button, the light touch switch is connected to the PCB board through second clips on both sides, a second bushing is integrally formed on the panel, the button is arranged in the second bushing, and hooks are provided on both sides to be hung on the bottom of the second bushing.

[0014] The primary-secondary fusion ring main unit interval operation module is characterized in that a second sealing ring is provided on the side wall of the button through a second sealing groove.

[0015] The primary and secondary integrated ring network cabinet interval operation module is characterized in that: an indicator light assembly is provided next to the opening and closing button assembly, the indicator light assembly includes a light-emitting diode and a light-transmitting lamp cap, the light-emitting diode is integrated with the PCB board, a third bushing is integrally formed on the panel, the light-transmitting lamp cap is connected to the third bushing through a third buckle, and the upper end of the light-emitting diode extends into the third bushing.

[0016] The primary and secondary integrated ring network cabinet interval operation module is characterized in that: a hinge seat is integrally formed on the panel, an opening is provided on the hinge seat, a hinge shaft hinged to the hinge seat is integrally formed on the protective cover, the hinge shaft is integrally formed on the protective cover through positioning plates at both ends, a positioning arc-shaped protrusion is provided on the positioning plate, and when the protective cover is opened, the positioning arc-shaped protrusion abuts against the side wall of the panel.

[0017] The primary-secondary integrated ring main unit interval operation module is characterized in that a conversion switch is provided on one side of the panel, and an upper flange and a lower flange are provided on the conversion switch.

[0018] The primary and secondary fusion ring network cabinet interval operation module is characterized in that flanges are provided on both sides of the opening and closing pressure plate, and grooves are provided on both sides of the pressure plate base.

[0019] The advantages of the primary and secondary integrated ring network cabinet interval operation module of the utility model are as follows: the pressure plate base of the opening and closing pressure plate assembly is integrally formed on the panel, the pin terminal inserts are injection molded at both ends of the opening and closing pressure plate, and the socket terminals are integrated on the PCB board. The opening and closing pressure plate is connected to the pressure plate base through an integrally formed pressure plate guide rod, which makes the module have the advantages of high overall integration, easy installation, no wiring required, good stability, etc.

[0020] The utility model is further described below in conjunction with the accompanying drawings of the specification. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of the interval operation module of the primary and secondary fusion ring network cabinet of the utility model;

[0022] Figure 2 This is a front view of the interval operation module of the primary and secondary fusion ring network cabinet of the utility model;

[0023] Figure 3 It is an exploded diagram of the interval operation module of the primary and secondary fusion ring main unit of the utility model;

[0024] Figure 4 It is a cross-sectional view of the interval operation module of the primary and secondary fusion ring network cabinet of the utility model;

[0025] Figure 5 It is a schematic diagram of the internal assembly of the interval operation module of the primary and secondary fusion ring network cabinet of the utility model;

[0026] Figure 6 It is a front structural schematic diagram of the panel of the utility model;

[0027] Figure 7 It is a schematic diagram of the back structure of the panel of the utility model;

[0028] Figure 8 It is an exploded view of the opening and closing pressure plate assembly of the utility model;

[0029] Fig. 9 It is a partial structural schematic diagram of the interval operation module of the primary and secondary fusion ring network cabinet of the utility model. DETAILED DESCRIPTION

[0030] Reference Figure 1-Figure 9 As shown, the primary and secondary fusion ring network cabinet interval operation module of the utility model comprises a housing 1, a PCB board 2 arranged in the housing 1, a panel 3 arranged at the upper end of the housing 1, and a protective cover 4 hinged to the upper end of the panel 3. The panel 3 is provided with a switch-on and switch-off pressure plate assembly 5 and a switch-on and switch-off button assembly 6 for controlling the on / off of the circuit on the PCB board 2. There are four switch-on and switch-off pressure plate assemblies 5, including a remote control switch-on pressure plate assembly, a remote control switch-off pressure plate assembly, a protection switch-on pressure plate assembly, and a protection switch-off pressure plate assembly. There are two switch-on and switch-off button assemblies 6, including a switch-off button assembly and a switch-on button assembly. An aviation socket 7 electrically connected to the PCB board 2 is provided at the bottom of the housing 1. The aviation socket 7 is connected to the route in the ring network cabinet by connecting to the aviation plug. The switch-on and switch-off pressure plate assembly 5 comprises a pressure plate base 8, a switch-on and switch-off pressure plate 9, a pin terminal 10, and a socket terminal 11. A reset spring 12. The pressure plate base 8 is integrally formed on the panel 3, and a pressure plate guide rod hole 13 is provided in the center of the pressure plate base 8, and pin terminal holes 14 are provided at both ends of the pressure plate base 8. A first bushing 15 extends from the bottom of the pressure plate guide rod hole 13 and the pin terminal hole 14. The opening and closing pressure plate 9 is pluggable and arranged above the pressure plate base 8, and a pressure plate guide rod 16 plugged into the pressure plate guide rod hole 13 is integrally formed in the center of the opening and closing pressure plate 9, and a first buckle 17 is integrally formed at the bottom of the pressure plate guide rod 16, and a fixing ring 18 for positioning and matching with the first bushing 15 is provided on the first buckle 17. The pressure plate base 8 and the opening and closing pressure plate 9 are ideally matched rectangular structures. The pin terminal 10 is insert-molded at both ends of the opening and closing pressure plate 9, and the upper end of the pin terminal 10 is connected by a conductive member 19, and the conductive member 19 is a copper wire or a copper bus or other conductor structure. The bottom of the socket terminal 11 is integrated on the PCB board 2 by welding, and is used for plugging and matching with the pin terminal 10. The reset spring 12 is sleeved on the pressure plate guide rod 16, and the upper end of the reset spring 12 abuts against the inner wall of the first bushing 15, and the lower end abuts against the fixing ring 18, so as to press the opening and closing pressure plate 9 downward. When closing the switch, after the pin terminal 10 is inserted into the socket terminal 11, under the action of the reset spring 12, it can better maintain stability and prevent loosening.

[0031] Preferably, pin positioning holes 48 are integrally formed on both sides of the pressure plate base 8. When opening the switch, after the opening and closing pressure plate 9 is pulled out, the pin terminals 10 at both ends of the opening and closing pressure plate 9 are inserted into the pin positioning holes 48 for fixation by rotating a certain angle. Also, under the action of the reset spring 12, the pin terminals 10 can be better kept stable and prevented from loosening.

[0032] Preferably, the aviation socket 7 includes a terminal seat 20, a male terminal 21, a socket shell 22, and a lock 23. After the end of the male terminal 21 is inserted into the terminal seat 20, it is integrated into the bottom of the PCB board 2 by welding to improve the connection strength between the PCB board 2. The socket shell 22 is installed at the bottom of the shell 1 and fixed by screws. The front end of the male terminal 21 extends out from the inner cavity of the socket shell 22, and the lock 23 is hinged at both ends of the socket shell 22. After adopting the above structure, the PCB board 2 is integrated with the male terminal 21 when it leaves the factory, and only the socket shell 22 needs to be installed later. It has the advantages of easy installation, good stability, and no need for additional wiring.

[0033] Preferably, a first sealing ring 25 is provided on the side wall of the male terminal 21 through a first sealing groove 24 to achieve waterproof performance of the aviation socket 7 .

[0034] Preferably, the switch-on / off button assembly 6 includes a button 26 and a light touch switch 27 that is pressed and matched with the button 26, the light touch switch 27 is connected to the PCB board 2 through second buckles 28 on both sides, a second bushing 29 is integrally formed on the panel 3, the button 26 is arranged in the second bushing 29, and hooks 30 are provided on both sides of the button 26 and are hung on the bottom of the second bushing 29. Through the above structure, the switch-on / off button assembly 6 can be directly integrated into the module without screw fixation and additional wiring.

[0035] Preferably, the side wall of the button 26 is provided with a second sealing ring 32 through a second sealing groove 31 to improve the waterproof performance of the button 26.

[0036] Preferably, an indicator light assembly 33 is provided next to the opening and closing button assembly 6, and the indicator light assembly 33 includes a light emitting diode 34 and a light-transmitting lamp cap 35. The light emitting diode 34 is integrated with the PCB board 2, and a third bushing 36 is integrally formed on the panel 3. The light-transmitting lamp cap 35 is connected to the third bushing 36 through a third buckle 37, and the upper end of the light emitting diode 34 extends into the third bushing 36. Through the above structure, the opening and closing button assembly 6 can be directly integrated into the module without screw fixation and additional wiring.

[0037] Preferably, a hinge seat 38 is integrally formed on the panel 3, an opening 39 is provided on the hinge seat 38, a hinge shaft 40 is integrally formed on the protection cover 4 and is hinged to the hinge seat 38, the hinge shaft 40 is integrally formed on the protection cover 4 through positioning plates 41 at both ends, and a positioning arc-shaped protrusion 42 is provided on the positioning plate 41. When the protection cover 4 is opened, the positioning arc-shaped protrusion 42 abuts against the side wall of the panel 3. With the above structure, while the installation of the protection cover 4 is convenient, the positioning of the protection cover 4 at any position can also be achieved.

[0038] Preferably, a conversion switch 43 is provided on one side of the panel 3, and an upper flange 44 and a lower flange 45 are provided on the conversion switch 43. The upper flange 44 and the lower flange 45 facilitate the installation of the conversion switch 43. The conversion switch 43 is specifically a remote / local conversion switch.

[0039] Preferably, flanges 46 are provided on both sides of the switch-opening and closing pressure plate 9, and grooves 47 are provided on both sides of the pressure plate base 8. Through the above structure, it is convenient for the user to grasp the switch-opening and closing pressure plate 9, thereby facilitating plugging and unplugging.

[0040] The above does not impose any form of limitation on the present invention. Although the present invention has been disclosed as a preferred implementation case as above, it is not used to limit the present invention. Any technician familiar with the profession can make some changes or modifications to the equivalent implementation cases of equivalent changes by using the structure and technical content disclosed above without departing from the scope of the technical solution of the present invention. However, any simple modification, equivalent change and modification made to the above implementation cases based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A primary-secondary integrated ring main unit interval operation module, comprising a housing (1), a PCB board (2) arranged in the housing (1), a panel (3) arranged at the upper end of the housing (1), and a protective cover (4) hinged to the upper end of the panel (3), the panel (3) being provided with a switch-on / off pressure plate assembly (5) and a switch-on / off button assembly (6) for controlling the on / off of a circuit on the PCB board (2), the bottom of the housing (1) being provided with an aviation socket (7) electrically connected to the PCB board (2), characterized in that: The switch opening and closing pressure plate assembly (5) comprises a pressure plate base (8), a switch opening and closing pressure plate (9), a pin terminal (10), a socket terminal (11), and a reset spring (12); The pressure plate base (8) is integrally formed on the panel (3), and is provided with a pressure plate guide rod hole (13) at the center and pin terminal holes (14) at both ends; a first bushing (15) extends from the bottom of the pressure plate guide rod hole (13) and the pin terminal hole (14); The switch opening and closing pressure plate (9) is pluggably arranged above the pressure plate base (8), and a pressure plate guide rod (16) plugged into the pressure plate guide rod hole (13) is integrally formed at the center, a first buckle (17) is integrally formed at the bottom of the pressure plate guide rod (16), and a fixing ring (18) is provided on the first buckle (17) for positioning and matching with the first bushing (15); The plug-in terminal (10) is insert-molded at both ends of the opening and closing pressure plate (9), and the upper ends are connected via a conductive member (19); The socket terminal (11) is integrated on the PCB board (2) and is used for plugging and mating with the pin terminal (10); The return spring (12) is sleeved on the pressure plate guide rod (16) and is used to press the opening and closing pressure plate (9) downward.

2. The primary and secondary fusion ring main unit interval operation module according to claim 1 is characterized in that: Pin positioning holes (48) are integrally formed on both sides of the pressure plate base (8); after the opening and closing pressure plate (9) is pulled out, the pin terminals (10) at both ends thereof are positioned in the pin positioning holes (48) by rotating a certain angle.

3. The primary and secondary fusion ring main unit interval operation module according to claim 1 is characterized in that: The aviation socket (7) comprises a terminal seat (20), a male terminal (21), a socket shell (22), and a lock (23); the male terminal (21) is integrated with the bottom of the PCB board (2) through the terminal seat (20); the socket shell (22) is mounted on the bottom of the housing (1); the front end of the male terminal (21) extends out from the inner cavity of the socket shell (22); and the lock (23) is hinged to both ends of the socket shell (22).

4. The primary and secondary fusion ring main unit interval operation module according to claim 3 is characterized by: The side wall of the male terminal (21) is provided with a first sealing ring (25) via a first sealing groove (24).

5. The primary and secondary fusion ring main unit interval operation module according to claim 1 is characterized in that: The opening and closing button assembly (6) comprises a button (26) and a light touch switch (27) that is press-fitted with the button (26); the light touch switch (27) is connected to the PCB board (2) via second buckles (28) on both sides; a second bushing (29) is integrally formed on the panel (3); the button (26) is arranged in the second bushing (29), and hooks (30) are provided on both sides that are hooked to the bottom of the second bushing (29).

6. The primary and secondary fusion ring main unit interval operation module according to claim 5 is characterized in that: The side wall of the button (26) is provided with a second sealing ring (32) via a second sealing groove (31).

7. The primary and secondary fusion ring main unit interval operation module according to claim 1 is characterized in that: An indicator light assembly (33) is provided next to the opening and closing button assembly (6), the indicator light assembly (33) comprising a light emitting diode (34) and a light-transmitting lamp cap (35), the light emitting diode (34) being integrated with the PCB board (2), a third bushing (36) being integrally formed on the panel (3), the light-transmitting lamp cap (35) being connected to the third bushing (36) via a third buckle (37), and the upper end of the light emitting diode (34) extending into the third bushing (36).

8. The primary and secondary fusion ring main unit interval operation module according to claim 1 is characterized in that: The panel (3) is integrally formed with a hinge seat (38), the hinge seat (38) is provided with an opening (39), the protective cover (4) is integrally formed with a hinge shaft (40) hinged to the hinge seat (38), the hinge shaft (40) is integrally formed with the protective cover (4) via positioning plates (41) at both ends, the positioning plate (41) is provided with a positioning arc-shaped protrusion (42), and when the protective cover (4) is opened, the positioning arc-shaped protrusion (42) abuts against the side wall of the panel (3).

9. The primary and secondary fusion ring main unit interval operation module according to claim 1 is characterized in that: A conversion switch (43) is provided on one side of the panel (3), and an upper flange (44) and a lower flange (45) are provided on the conversion switch (43).

10. The primary and secondary fusion ring main unit interval operation module according to claim 1 is characterized in that: Flanges (46) are provided on both sides of the opening and closing pressure plate (9), and grooves (47) are provided on both sides of the pressure plate base (8).

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