Primary and secondary fusion ring main unit

Abstract

The utility model relates to the field of ring main units, in particular to a primary and secondary fusion ring main unit. A primary and secondary fusion ring main unit comprises a cabinet body, a relay installation assembly and a terminal installation assembly, the relay installation assembly and the terminal installation assembly are arranged in the cabinet body, and the cabinet body comprises an inner vertical plate and an inner transverse plate which are located in the cabinet body and side plates located on the two sides of the cabinet body; the relay installation assembly comprises a first supporting piece, a second supporting piece and a relay installation plate which is hinged to the first supporting piece / the second supporting piece and detachably connected with the second supporting piece / the first supporting piece, and the relay installation plate is used for installing a relay. The terminal installation assembly comprises a terminal support arranged on the inner transverse plate, the terminal support is used for installing terminals, and the highest position of the terminal support is lower than the lowest position of the relay installation plate. The relay and the terminal are vertically layered and staggered in the installation space, and the installation of the relay is not affected by the terminal and the terminal support.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of ring main units, in particular to a primary and secondary fusion ring main unit. BACKGROUND

[0002] As the core equipment of power distribution network, the integration and intelligence level of the ring main unit directly affects the power supply reliability and operation and maintenance efficiency. The traditional ring main unit usually adopts a split design of primary equipment (such as load switch, transformer, arrester) and secondary equipment (such as control unit, communication module, protection device), that is, the primary equipment is responsible for power transmission, and the secondary equipment is independently installed in the control box. The primary and secondary fusion ring main unit aims to improve the equipment efficiency through hardware integration and software platformization.

[0003] After the primary equipment and the secondary equipment are integrated in the ring main unit, due to the increase of internal components, the original relay and terminal design space need to be optimized to smoothly accommodate more components and facilitate installation and maintenance. CONTENT OF THE UTILITY MODEL

[0004] In order to accommodate more components and facilitate installation and maintenance, the present application provides a primary and secondary fusion ring main unit.

[0005] The primary and secondary fusion ring main unit provided by the present application adopts the following technical solution:

[0006] A primary and secondary fusion ring main unit, comprising a cabinet body and a relay mounting assembly and a terminal mounting assembly arranged in the cabinet body,

[0007] The cabinet body comprises an inner vertical plate, an inner horizontal plate inside the cabinet body, and side plates on both sides of the cabinet body;

[0008] The relay mounting assembly comprises a first support and a second support, and a relay mounting plate hinged to the first support / second support and detachably connected to the second support / first support, the relay mounting plate being used for mounting a relay;

[0009] The terminal mounting assembly comprises a terminal support arranged on the inner horizontal plate, the terminal support being used for mounting a terminal, and the highest position of the terminal support being lower than the lowest position of the relay mounting plate.

[0010] By adopting the above technical solution, when installing or dismounting, the relay mounting plate is opened by turning outward along the hinge direction, then the relay is mounted on the relay mounting plate, and the relay is fixedly mounted on the relay mounting plate by passing the fastener through the relay. Then the relay mounting plate is reset and the bolt is tightened, and then the terminal is mounted on the terminal support. The relay and the terminal are layered and staggered in the installation space, and the terminal and the terminal support do not affect the installation of the relay.

[0011] Preferably, the first support is a U-shaped plate formed by twice bending, the side of the first support facing the inner stand is fixedly connected with the inner stand through fasteners, the side of the first support away from the inner stand is formed with a plurality of first connecting holes in the vertical direction, and the relay mounting plate is provided with second connecting holes opposite the first connecting holes.

[0012] By adopting the above technical scheme, the first support is a U-shaped plate formed by twice bending, so that the first support has a certain rigidity and strength, and the relay mounting plate and the first support are connected with a certain distance from the inner stand to enhance the heat dissipation performance.

[0013] Preferably, the first support is a U-shaped plate formed by twice bending, the side of the first support facing the inner stand is fixedly connected with the inner stand through fasteners, the side of the first support away from the inner stand is formed with a plurality of first connecting holes in the vertical direction, and the relay mounting plate is provided with second connecting holes opposite the first connecting holes.

[0014] Preferably, the second support is an M-shaped plate formed by three times of bending, the second support includes a first abutting section abutting with the side plate, a first transition section connected with the first abutting section and having a ninety-degree angle, a second transition section connected with the first transition section and having a ninety-degree angle, and a second abutting section connected with the second transition section and having a ninety-degree angle, the second abutting section abutting with the inner stand, and the second support being fixedly connected with the first abutting section and the side plate through fasteners and fixedly connected with the second abutting section and the inner stand through fasteners.

[0015] By adopting the above technical scheme, the second support is an M-shaped plate formed by three times of bending, so that the second support has a certain rigidity and strength, and when the relay mounting plate is connected with the second support, the relay mounting plate, the side plate and the inner stand are all left with a certain space, having good heat dissipation performance.

[0016] Preferably, the relay mounting plate is provided with hinges on the upper and lower sides of the side close to the second support, and the two hinges are coaxial, and the other end of the hinge is connected with the first transition section of the second support through fasteners.

[0017] Preferably, the second transition section of the second support is formed with a through hole opposite the hinge.

[0018] By adopting the above technical scheme, the through hole is arranged on the second transition section of the second support to enable the hinge to be installed and adjusted through the through hole.

[0019] Preferably, the relay mounting plate includes a panel body and a reinforcing edge connected to the panel body and extending inwardly to the inner stand.

[0020] By adopting the technical scheme, the reinforcing ribs are arranged to increase the strength of the relay mounting plate.

[0021] Preferably, the terminal mounting assembly comprises two rows of terminal supports arranged on the inner transverse plate, each of which is formed by bending a plate, and each of the terminal supports comprises a horizontal segment abutting the inner transverse plate, a vertical segment extending upwardly and connected to the horizontal segment, a mounting segment extending upwardly and inwardly to the direction of the inner transverse plate and connected to the vertical segment, and a reinforcing segment extending downwardly and inwardly to the direction of the inner transverse plate and connected to the mounting segment.

[0022] By adopting the technical scheme, the mounting segment is reinforced by the reinforcing segment, and the mounting segment is arranged obliquely to occupy less space in the height direction after the terminal is mounted.

[0023] Preferably, the mounting segment is formed with a plurality of waist-shaped mounting holes in the horizontal direction, and the vertical segment is formed with an avoiding hole in the middle part, the leftmost position of the avoiding hole is close to the middle part of the leftmost mounting hole, and the rightmost position of the avoiding hole is close to the middle part of the rightmost mounting hole.

[0024] By adopting the technical scheme, the avoiding hole is arranged to allow the position of the terminal mounted on the terminal support to be adjusted in the horizontal direction.

[0025] Preferably, the relay mounting plate comprises a first panel and a second panel, the first panel and the second panel are hingedly connected by a hinge, and a reinforcing rib is formed on each of the first panel and the second panel in the circumferential direction and extends inwardly to the direction of the inner transverse plate, a connecting plate is formed on the upper reinforcing rib of each of the first panel and the second panel, and the two connecting plates are detachably connected by a fastener.

[0026] By adopting the technical scheme, when the relay on the first panel needs to be disassembled and inspected, the locking contact of the relay mounting plate and the first support is released, and the fastener of the first panel and the second panel is released, so that the second panel can be folded outwardly, and the relay on the second panel can be disassembled and inspected more conveniently.

[0027] In summary, the present application has at least one of the following beneficial technical effects:

[0028] When mounting or dismounting, the relay mounting plate is turned outwardly in the rotation direction of the hinge to be opened, and then the relay is mounted on the relay mounting plate, and the relay is fixedly mounted on the relay mounting plate by the fastener penetrating the relay. Then the relay mounting plate is reset and the bolt is tightened, and then the terminal is mounted on the terminal support. The relay and the terminal are layered and staggered in the mounting space, and the terminal and the terminal support do not affect the mounting of the relay.

[0029] The first support member is formed by twice bending into a plate with a U-shaped cross section, so that the first support member has a certain rigidity and strength, and the relay mounting plate and the first support member are connected to leave a distance between the relay mounting plate and the inner vertical plate as a fastener accommodating space and to enhance heat dissipation performance. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 is a structural schematic diagram of example one;

[0031] Figure 2 is a structural schematic diagram of the relay mounting assembly and the terminal mounting assembly in example one;

[0032] Figure 3 is Figure 2 is a structural schematic diagram after hiding the relay mounting plate;

[0033] Figure 4 is a structural schematic diagram of the terminal support in example one;

[0034] Figure 5 is a structural schematic diagram of the relay mounting plate in example two.

[0035] BRIEF DESCRIPTION OF DRAWINGS: 1, cabinet; 2, relay mounting assembly; 3, terminal mounting assembly; 4, inner vertical plate; 5, inner horizontal plate; 6, side plate; 7, first support member; 8, second support member; 9, relay mounting plate; 10, first connecting hole; 11, first fitting section; 12, first transition section; 13, second transition section; 14, second fitting section; 15, panel body; 16, reinforcing edge; 17, hinge; 18, through hole; 19, second connecting hole; 20, terminal support; 21, horizontal section; 22, vertical section; 23, mounting section; 24, reinforcing section; 25, mounting hole; 26, avoiding hole; 27, first panel; 28, second panel; 29, connecting plate. DETAILED DESCRIPTION

[0036] The following will be described in detail in combination with the accompanying Figures 1-5 The application is further described in detail.

[0037] The embodiments of the application disclose a primary and secondary fusion ring net cabinet, and "up", "down", "left" and "right" used in the embodiments are relative directions for describing the position relationship and are not limited by the position relationship. EMBODIMENT

[0038] As Figure 1 shown, the primary and secondary fusion ring net cabinet includes a cabinet 1 and a relay mounting assembly 2 and a terminal mounting assembly 3 arranged in the cabinet 1.

[0039] As Figure 2 and Figure 3As shown in the drawings, the cabinet body 1 includes an inner vertical plate 4, an inner horizontal plate 5 inside the cabinet body 1, and side plates 6 on both sides of the cabinet body 1. The relay mounting assembly 2 includes a first support 7 mounted on the inner vertical plate 4 near one of the side plates 6, a second support 8 connecting the other side plate 6 and the inner vertical plate 4, and a relay mounting plate 9. The first support 7 is a U-shaped plate formed by twice bending. The side of the first support 7 facing the inner vertical plate 4 is fixedly connected to the inner vertical plate 4 by fasteners. The side of the first support 7 facing away from the inner vertical plate 4 is formed with a plurality of first connecting holes 10 in the vertical direction. The inner side of the first support 7 opposite the first connecting holes 10 is welded with nuts.

[0040] As shown in the drawings, Figure 2 and Figure 3 The second support 8 is an M-shaped plate formed by three times of bending, and the included angle of each bending is ninety degrees. The second support 8 includes a first fitting section 11 fitted with the side plate 6, a first transition section 12 connected with the first fitting section 11 and having a ninety-degree angle, a second transition section 13 connected with the first transition section 12 and having a ninety-degree angle, a second fitting section 14 connected with the second transition section 13 and having a ninety-degree angle, and the second fitting section 14 is fitted with the inner vertical plate 4. The first fitting section 11 and the side plate 6 are fixedly connected by fasteners, and the second fitting section 14 and the inner vertical plate 4 are fixedly connected.

[0041] As shown in the drawings, Figure 2 and Figure 3 The relay mounting plate 9 includes a panel body 15 and a reinforcing edge 16 extending towards the inner vertical plate 4 around the panel body 15. The upper and lower sides of the panel body 15 near the second support 8 are each mounted with a hinge 17, and the two hinges 17 are coaxial. The other end of the hinge 17 is connected to the first transition section 12 of the second support 8 by fasteners, and the second transition section 13 of the second support 8 is formed with a through hole 18 opposite the position where the hinge 17 is mounted. The panel body 15 is formed with a relay mounting hole 25, and the panel body 15 is formed with a second connecting hole 19 opposite the position of the first connecting hole 10. The right end of the panel body 15 and the first support 7 are fixedly connected by connecting the second connecting hole 19 and the first connecting hole 10 with nuts through a bolt.

[0042] As shown in the drawings, Figure 3 and Figure 4As shown, the terminal mounting assembly 3 includes two rows of terminal supports 20 arranged on the inner transverse plate 5, each of which is formed by bending a plate, and the terminal support 20 includes a horizontal section 21 abutting the inner transverse plate 5, a vertical section 22 extending upwardly from the horizontal section 21, a mounting section 23 extending upwardly toward the inner vertical plate 4 from the vertical section 22, and a reinforcing section 24 extending downwardly toward the inner vertical plate 4 from the mounting section 23. The highest point of the terminal support 20 is lower than the lowest point of the relay mounting plate 9. The terminal support 20 and the inner transverse plate 5 are fixedly connected by a fastener passing through the horizontal section 21, and the mounting section 23 is formed with a plurality of waist-shaped mounting holes 25 in the horizontal direction, so that the terminals can be adjusted in the horizontal direction of the mounting holes 25 by a small amount. The middle part of the vertical section 22 is formed with an avoiding hole 26, and the leftmost end of the avoiding hole 26 is close to the middle part of the leftmost mounting hole 25, and the rightmost end of the avoiding hole 26 is close to the middle part of the rightmost mounting hole 25.

[0043] Specific use process:

[0044] During installation, the bolt is first unscrewed, so that the relay mounting plate 9 is flipped open outwardly in the rotation direction of the hinge 17, then the relay is mounted on the panel body 15, and the relay is fixedly mounted on the relay mounting plate 9 by a fastener passing through the relay and the panel body 15. Then the bolt is tightened after the relay mounting plate 9 is reset, and then the terminals are mounted on the terminal support 20. Embodiment

[0045] As Figure 5 shown, the difference between the primary and secondary fusion ring main switchgear of the present embodiment and the embodiment one is that the relay mounting plate 9 includes a first panel 27 adjacent to the first support 7 and a second panel 28 adjacent to the second support 8. The first panel 27 and the second panel 28 are hingedly connected by the hinge 17, and a reinforcing edge 16 is formed on each of the first panel 27 and the second panel 28 extending toward the inner vertical plate 4, and a connecting plate 29 is formed on the upper side of each of the first panel 27 and the second panel 28, and the first panel 27 and the second panel 28 are detachably connected together by a fastener passing through the two connecting plates 29.

[0046] When the relay on the first panel 27 needs to be disassembled and inspected, the relay mounting plate 9 is locked with the first support 7, and the fastener of the first panel 27 and the second panel 28 is released, so that the second panel 28 can be folded outwardly, and the relay on the second panel 28 can be more conveniently disassembled and inspected. The above are preferred embodiments of the present application, which do not limit the protection scope of the present application, and therefore: any equivalent changes made according to the structure, shape, principle of the present application shall be covered within the protection scope of the present application.

Claims

1. A primary and secondary fusion ring network cabinet, comprising a cabinet body (1) and a relay mounting assembly (2) and a terminal mounting assembly (3) arranged in the cabinet body (1), characterized in that, the cabinet body (1) comprises an inner vertical plate (4), an inner horizontal plate (5) arranged inside the cabinet body (1), and side plates (6) arranged on both sides of the cabinet body (1); the relay mounting assembly (2) comprises a first support (7) and a second support (8), and a relay mounting plate (9) hinged to the first support (7) / second support (8) and detachably connected to the second support (8) / first support (7), the relay mounting plate (9) being used for mounting a relay; the terminal mounting assembly (3) comprises a terminal support (20) arranged on the inner horizontal plate (5), the terminal support (20) being used for mounting a terminal, and the highest position of the terminal support (20) being lower than the lowest position of the relay mounting plate (9).

2. The primary and secondary fusion ring net cabinet according to claim 1, characterized in that, the first support (7) is a plate material with a U-shaped cross section formed after being bent twice, one side of the first support (7) facing the inner vertical plate (4) is fixedly connected to the inner vertical plate (4) through fasteners, and a plurality of first connecting holes (10) are formed on the side of the first support (7) away from the inner vertical plate (4) in the vertical direction, and the relay mounting plate (9) is provided with a second connecting hole (19) opposite the first connecting hole (10).

3. The primary and secondary fusion ring net cabinet according to claim 2, characterized in that, a nut is welded to the position of the first support (7) opposite the first connecting hole (10), and the relay mounting plate (9) is provided with a bolt connected to the nut through the second connecting hole (19) and the first connecting hole (10).

4. The primary and secondary fusion ring net cabinet according to claim 1, characterized in that, the second support (8) is a plate material with an M-shaped cross section formed after being bent three times, the second support (8) comprises a first abutting section (11) abutting the side plate (6), a first transition section (12) connected to the first abutting section (11) and forming a ninety-degree angle, a second transition section (13) connected to the first transition section (12) and forming a ninety-degree angle, and a second abutting section (14) connected to the second transition section (13) and forming a ninety-degree angle, the second abutting section (14) abutting the inner vertical plate (4), and the second support (8) is fixedly connected to the first abutting section (11) and the side plate (6) through fasteners, and fixedly connected to the second abutting section (14) and the inner vertical plate (4) through fasteners.

5. The primary and secondary fusion ring net cabinet according to claim 4, characterized in that, hinges (17) are installed on the upper and lower sides of one side of the relay mounting plate (9) close to the second support (8), and the two hinges (17) are coaxial, and the other end of the hinge (17) is connected to the first transition section (12) of the second support (8) through fasteners.

6. The primary and secondary fusion ring net cabinet according to claim 5, characterized in that, a through hole (18) is formed on the second transition section (13) of the second support (8) opposite the position where the hinge (17) is installed.

7. The primary and secondary fusion ring net cabinet according to claim 1, characterized in that, the relay mounting plate (9) comprises a panel body (15) and a reinforcing edge (16) connected to the panel body (15) and extending towards the inner vertical plate (4).

8. The primary and secondary fusion ring net cabinet according to claim 1, characterized in that, The terminal mounting assembly (3) comprises two rows of terminal supports (20) arranged on the inner horizontal plate (5), each row of terminal supports (20) is formed by bending a plate, the terminal support (20) comprises a horizontal section (21) abutting the inner horizontal plate (5), a vertical section (22) extending upwardly and connected with the horizontal section (21), a mounting section (23) extending upwardly and connected with the vertical section (22) and extending toward the inner vertical plate (4), and a reinforcing section (24) extending downwardly and connected with the mounting section (23) and extending toward the inner vertical plate (4).

9. The primary and secondary fusion ring net cabinet according to claim 8, characterized in that, The mounting section (23) is formed with a plurality of waist-shaped mounting holes (25) in the horizontal direction, and the middle part of the vertical section (22) is formed with an avoiding hole (26), the leftmost position of the avoiding hole (26) is close to the middle part of the leftmost mounting hole (25), and the rightmost position of the avoiding hole (26) is close to the middle part of the rightmost mounting hole (25).

10. The primary and secondary fusion ring net cabinet according to claim 1, characterized in that, The relay mounting plate (9) comprises a first panel (27) and a second panel (28), the first panel (27) and the second panel (28) are hinged by a hinge (17), and a reinforcing edge (16) is formed on the periphery of the first panel (27) and the second panel (28) and extends toward the inner vertical plate (4), a connecting plate (29) is formed on the upper side of the first panel (27) and the second panel (28), and the two connecting plates (29) are detachably connected by a fastener.

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