Bypass module

Abstract

The utility model provides a bypass module. The bypass module comprises a cabinet, a thyristor assembly and a busbar assembly. The thyristor assembly comprises an insulating plate, a radiator and a thyristor which are fixed in the case, the busbar assembly comprises a bridging busbar electrically connected with the radiator and a vertical busbar used for electrically connecting the bridging busbar with a plug-in terminal, and the plug-in terminal comprises an input terminal and an output terminal. And the input terminal and the output terminal are electrically connected with the vertical busbar respectively. According to the bypass module provided by the utility model, the radiator is electrically connected with the input terminal and the output terminal in the plug-in terminal of the cabinet by using the bridging busbar and the vertical busbar, so that the utilization rate of the internal space of the cabinet can be effectively improved, the bypass module is more reasonable, the size of the bypass module is reduced, and the cost is reduced. And the convenience of maintaining the bypass module by an operator is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to power module technical field especially relates to bypass module. BACKGROUND

[0002] The internal structure layout of the bypass module on the market is unreasonable, the utilization rate of the internal space is low, the size of the bypass module is large, the installation operation with the cabinet is complex, and the convenience of the maintenance operation of the bypass module by the operator is affected. UTILITY MODEL CONTENTS

[0003] The utility model discloses a bypass module, including the case, a plurality of setting in the thyristor subassembly of case and the busbar subassembly for the plug-in terminal electricity connection of the thyristor subassembly with cabinet.

[0004] The utility model discloses a bypass module, including the case, a plurality of setting in the thyristor subassembly of case and the busbar subassembly for the plug-in terminal electricity connection of the thyristor subassembly with cabinet.

[0005] The thyristor subassembly includes the insulating plate fixed in the case, a plurality of setting on the radiator of insulating plate and setting between the radiator thyristor, and the busbar subassembly includes a plurality of with the cross -over busbar of radiator electricity connection and a plurality of for the vertical busbar of cross -over busbar with electricity connection plug-in terminal, and the plug-in terminal includes input terminal and output terminal, and input terminal and output terminal are respectively with vertical busbar electricity connection.

[0006] Further, the case is provided with two thyristor subassemblies, and two radiators are arranged on the insulating plate of each thyristor subassembly, and first radiator, second radiator, third radiator and fourth radiator are formed in the case.

[0007] Further, the vertical busbar includes the input vertical busbar of electricity connection with input terminal, and the cross -over busbar includes the input cross -over busbar of electricity connection with second radiator and fourth radiator, and the fuse is arranged between input cross -over busbar and input vertical busbar.

[0008] Further, the fuse is electrically connected with the input cross -over busbar through the adapter busbar.

[0009] Further, the vertical busbar further comprises an output vertical busbar electrically connected with the output terminal, and the cross busbar further comprises an output cross busbar electrically connected with the first radiator and the third radiator, and the output cross busbar is electrically connected with the output vertical busbar through a second adapter busbar.

[0010] Further, a positioning structure is arranged between the two radiators of the insulating plate, and the positioning structure comprises a connecting column arranged on one of the radiators and a fixing column arranged on the other of the radiators.

[0011] Further, the connecting column is inserted into the fixing column and is locked and fixed by a locking member, so that the two radiators on the insulating plate are fixedly connected.

[0012] Further, the input terminal and the output terminal are both provided with elastic sheets for clamping and fixing the vertical busbar.

[0013] Further, the cabinet is further provided with a plurality of ventilation holes for connecting the thyristor assembly with the external environment and handles arranged on both sides of the ventilation holes.

[0014] The bypass module has the advantages that: the multiple radiators are fixed in the cabinet by the insulating plate, the input terminal and the output terminal in the plug-in terminals of the cabinet are electrically connected with the radiators by the cross busbar and the vertical busbar, the utilization rate of the internal space of the cabinet is effectively improved, the bypass module is more reasonable, and the size of the bypass module is reduced; the cross busbar is electrically connected with the radiator in the thyristor assembly, the cross busbar is electrically connected with the plug-in terminals by the vertical busbar, the vertical busbar can be inserted into or pulled out of the plug-in terminals, the operation of installing or removing the bypass module in or from the cabinet is completed, and the convenience of the operation personnel in installing or removing the bypass module in or from the cabinet for maintenance operation is effectively improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 Structure diagram of the bypass module provided by the utility model Figure 1 ;

[0016] Figure 2 Structure diagram of the bypass module provided by the utility model Figure 2 ;

[0017] Figure 3 Structure diagram of the thyristor assembly in the bypass module provided by the utility model

[0018] Figure 4The explosion schematic view of the thyristor assembly in the bypass module is provided.

[0019] In the drawing:

[0020] 100 - bypass module,

[0021] 10 - case, 11 - ventilation hole, 12 - handle, 20 - thyristor assembly, 21 - radiator,

[0022] 211 - first radiator, 212 - second radiator, 213 - third radiator, 214 - fourth radiator, 22 - insulation plate, 23 - thyristor, 24 - positioning structure, 241 - connecting column, 242 - fixing column,

[0023] 30 - busbar assembly, 31 - input vertical busbar, 32 - input cross busbar,

[0024] 33 - output vertical busbar, 34 - output cross busbar, 40 - plug-in terminal, 41 - input terminal, 42 - output terminal, 50 - fuse, 60 - first transfer busbar, 61 - second transfer busbar. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical scheme and advantages of the utility model more clearly, the following will be further detailed with the drawings and examples. It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model.

[0026] Referring to Figures 1-4The bypass module 100 is provided with the insulating plate 22, and the plurality of heat sinks 21 are fixed in the cabinet 10 through the insulating plate 22, and the plurality of heat sinks 21 are electrically connected with the input terminal 41 and the output terminal 42 in the plug-in terminal 40 of the cabinet through the cross busbar and the vertical busbar, so that the bypass module 100 can be installed in the cabinet or removed from the cabinet, and the convenience of the operation personnel in installing the bypass module 100 in the cabinet or removing the bypass module 100 from the cabinet for maintenance operation of the bypass module 100 is effectively improved.

[0027] As shown in Figure 3 and Figure 4 In the embodiment provided by the utility model, the cabinet 10 is provided with two thyristor assemblies 20, the two heat sinks 21 on the insulating plate 22 of each thyristor assembly 20 are provided, the first heat sink 211, the second heat sink 212, the third heat sink 213 and the fourth heat sink 214 are formed in the cabinet 10, and the two heat sinks 21 on the insulating plate 22 are electrically connected through the thyristor 23, that is, the first heat sink 211 and the second heat sink 212 are electrically connected through the thyristor 23 between them, and the third heat sink 213 and the fourth heat sink 214 are also electrically connected through the thyristor 23 between them. In addition, the thyristor 23 is also provided with a fixing hole, and the locking piece such as a bolt, a stud and a pin is locked in the heat sink 21 by penetrating the fixing hole on the thyristor 23, so that the stability of the fixed connection between the thyristor 23 and the heat sink 21 can be effectively improved, thereby improving the stability of the electrical connection between the first heat sink 211 and the second heat sink 212 through the thyristor 23 and the electrical connection between the third heat sink 213 and the fourth heat sink 214 through the thyristor 23.

[0028] AsFigure 1 and Figure 2 As shown in the figure, the vertical bus bar includes an input vertical bus bar 31 electrically connected with the input terminal 41, the cross bus bar includes an input cross bus bar 32 electrically connected with the second radiator 212 and the fourth radiator 214, and the input cross bus bar 32 and the input vertical bus bar 31 are provided with a fuse 50. By fixing and connecting the input cross bus bar 32 with the second radiator 212 and the fourth radiator 214 by using locking members such as bolts, studs and pins, the stability of the electrical connection between the input cross bus bar 32 and the second radiator 212 and the fourth radiator 214 can be effectively ensured, and by fixing and connecting the input bus bar with the fuse 50 and the fuse 50 with the first adapter bus bar 60 by using locking members such as bolts, studs and pins, the stability of the electrical connection between the input bus bar and the fuse 50 and the electrical connection between the fuse 50 and the first adapter bus bar 60 can be effectively ensured.

[0029] As shown in the figure, Figure 1 and Figure 2 The fuse 50 is electrically connected with the input cross bus bar 32 through the first adapter bus bar 60, and by fixing and connecting the fuse 50 with the first adapter bus bar 60 and the first adapter bus bar 60 with the input cross bus bar 32 by using locking members such as bolts, studs and pins, the stability of the electrical connection between the fuse 50 and the first adapter bus bar 60 and the electrical connection between the first adapter bus bar 60 and the input cross bus bar 32 can be effectively ensured. In addition, in the embodiments provided by the utility model, the input terminal 41 inputs current to the input vertical bus bar 31, the current flows through the fuse 50 and then flows to the input cross bus bar 32 through the first adapter bus bar 60, and then flows to the second radiator 212 through the fourth radiator 214 and the thyristor 23 between the fourth radiator 214 and the third radiator 213 and then flows to the third radiator 213.

[0030] As shown in the figure, Figure 1 and Figure 2As shown, the vertical bus also includes an output vertical bus 33 electrically connected to the output terminal 42, and the bridging bus also includes an output bridging bus 34 electrically connected to the first heat sink 211 and the third heat sink 213. The output bridging bus 34 is electrically connected to the output vertical bus 33 via a second adapter bus 61. By using bolts, studs, and pins to fix the output bridging bus 34 to the first heat sink 211 and the third heat sink 213, the stability of the electrical connection between the output bridging bus 34 and the first heat sink 211 and the third heat sink 213 can be effectively guaranteed. Furthermore, by using bolts, studs, and pins to fix the output bus to the fuse 50 and the fuse 50 to the second adapter bus 61, the stability of the electrical connection between the output bus and the fuse 50 and the fuse 50 and the second adapter bus 61 can be effectively guaranteed. The fuse 50 is electrically connected to the output bridging bus 34 via the second adapter bus 61. By using bolts, studs, and pins to secure the fuse 50 to the second adapter bus 61 and the second adapter bus 61 to the output bridging bus 34, the stability of the electrical connection between the fuse 50 and the second adapter bus 61 and the second adapter bus 61 to the output bridging bus 34 can be effectively guaranteed.

[0031] like Figure 2 As shown, in the embodiment provided by this utility model, the input terminal 41 inputs current to the input vertical bus 31. After passing through the fuse 50, the current flows through the first transition bus 60 to the input bridging bus 32, and then through the input bridging bus 32 to the fourth heat sink 214 to the second heat sink 212. It also flows through the thyristor 23 between the fourth heat sink 214 and the third heat sink 213 to the third heat sink 213. The current on the third heat sink 213 flows through the output bridging bus 34 to the first heat sink 211 and the output vertical bus 33 and then to the output terminal 42. The current flowing to the second heat sink 212 flows through the thyristor 23 between the second heat sink 212 and the first heat sink 211 to the first heat sink 211, and then through the second transition bus 61 to the output vertical bus 33 and finally to the output terminal 42.

[0032] like Figure 4 As shown, a positioning structure 24 is provided between the two heat sinks 21 of the insulating plate 22. The positioning structure 24 includes a connecting post 241 provided on one heat sink 21 and a fixing post 242 provided on the other heat sink 21. In this embodiment, the connecting post 241 is inserted into the fixing post 242 and locked in place by a locking member, so that the two heat sinks 21 on the insulating plate 22 are fixedly connected.

[0033] In the embodiment provided by the utility model, the connecting column 241 is provided with a stud, the fixing column 242 is provided with a nut, the stud on the connecting column 241 is inserted into the fixing column 242, and the nut on the fixing column 242 is locked, so that the positioning precision between the two heat dissipaters 21 on the insulating plate 22 is effectively improved, and meanwhile, the stability of the fixed connection between the two heat dissipaters 21 on the insulating plate 22 is ensured.

[0034] As shown in Figure 1 and Figure 2 In the embodiment provided by the utility model, the input terminal 41 and the output terminal 42 are both provided with elastic sheets for clamping and fixing the vertical busbars. By embedding the input vertical busbar 31 and the output vertical busbar 33 into the elastic sheets of the input terminal 41 and the output terminal 42, the convenience of mounting and separating the bypass module 100 and the plug-in terminal 40 of the cabinet can be improved while ensuring the stability of the electrical connection between the input vertical busbar 31 and the output vertical busbar 33 and the input terminal 41 and the output terminal 42. In addition, the cabinet 10 is also provided with a plurality of ventilation holes 11 for connecting the thyristor assembly 20 with the external environment and handles 12 arranged on both sides of the ventilation holes 11. In the embodiment provided by the utility model, the heat generated by the thyristor 23 between the two heat dissipaters 21 is dissipated by the heat dissipaters 21, and then forcedly dissipated by the module fan on the cabinet 10. The heat dissipation effect of the heat dissipaters 21 can be further improved through the ventilation holes 11 on the cabinet 10, so as to ensure the safety of the bypass module 100. In addition, the handles 12 arranged on both sides of the ventilation holes 11 can further improve the convenience of the operator when inserting or pulling out the cabinet 10 along the guide rail.

[0035] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A bypass module, characterized by The application relates to a cabinet (10), a plurality of thyristor assemblies (20) arranged in the cabinet (10), and a busbar assembly (30) for electrically connecting the thyristor assemblies (20) and the plug-in terminals (40) of the cabinet. The thyristor assembly (20) comprises an insulating plate (22) fixed in the cabinet (10), a plurality of heat sinks (21) arranged on the insulating plate (22), and thyristors (23) arranged between the heat sinks (21); the busbar assembly (30) comprises a plurality of cross busbars electrically connected with the heat sinks (21) and a plurality of vertical busbars for electrically connecting the cross busbars and the plug-in terminals (40); the plug-in terminals (40) comprise input terminals (41) and output terminals (42), and the input terminals (41) and the output terminals (42) are electrically connected with the vertical busbars respectively.

2. The bypass module of claim 1, wherein, The cabinet (10) is provided with two thyristor assemblies (20), the insulating plate (22) of each thyristor assembly (20) is provided with two heat sinks (21), and first, second, third and fourth heat sinks (211, 212, 213 and 214) are formed in the cabinet (10).

3. The bypass module of claim 2, wherein, The vertical busbar comprises input vertical busbars (31) electrically connected with the input terminals (41), the cross busbar comprises input cross busbars (32) electrically connected with the second heat sinks (212) and the fourth heat sinks (214), and the input cross busbars (32) and the input vertical busbars (31) are provided with fuses (50).

4. The bypass module of claim 3, wherein, The fuses (50) are electrically connected with the input cross busbars (32) through first switching busbars (60).

5. The bypass module of claim 4, wherein, The vertical busbar further comprises output vertical busbars (33) electrically connected with the output terminals (42), and the cross busbar further comprises output cross busbars (34) electrically connected with the first heat sinks (211) and the third heat sinks (213), and the output cross busbars (34) are electrically connected with the output vertical busbars (33) through second switching busbars (61).

6. The bypass module of claim 1, wherein, The two heat sinks (21) of the insulating plate (22) are provided with positioning structures (24), the positioning structures (24) comprise connecting columns (241) arranged on one heat sink (21) and fixing columns (242) arranged on the other heat sink (21).

7. The bypass module of claim 6, wherein, The connecting columns (241) are inserted into the fixing columns (242) and locked by locking members.

8. The bypass module of claim 1, wherein, The input terminals (41) and the output terminals (42) are provided with elastic sheets for clamping and fixing the vertical busbars.

9. The bypass module of claim 1, wherein, The cabinet (10) is further provided with a plurality of ventilation holes (11) for communicating the thyristor assemblies (20) with the external environment and handles (12) arranged on both sides of the ventilation holes (11).

Images