CN219513654U - Solid insulation circuit breaker capable of being moved - Google Patents
Solid insulation circuit breaker capable of being moved Download PDFInfo
- Publication number
- CN219513654U CN219513654U CN202320327836.7U CN202320327836U CN219513654U CN 219513654 U CN219513654 U CN 219513654U CN 202320327836 U CN202320327836 U CN 202320327836U CN 219513654 U CN219513654 U CN 219513654U
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- circuit breaker
- solid insulation
- operating mechanism
- main module
- outgoing line
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Abstract
The utility model provides a removable solid insulation circuit breaker, which comprises a solid insulation main module, a push-pull type chassis, a circuit breaker operating mechanism and a three-station operating mechanism, wherein the solid insulation main module is connected with the push-pull type chassis; the solid insulation main module, the breaker operating mechanism and the three-station operating mechanism are all arranged on the push-pull type chassis, and the operating ends of the breaker operating mechanism and the three-station operating mechanism are connected with the solid insulation main module; the solid insulation main module is provided with an upper outgoing line terminal and a lower outgoing line terminal along the push-pull direction, the upper outgoing line terminal is detachably connected with the upper branch bus, and the lower outgoing line terminal is detachably connected with the lower branch adapter. The utility model has the advantages that: the whole solid insulation breaker can be easily pulled out from the switch cabinet, and the whole solid insulation breaker can be easily pushed into the switch cabinet without complicated disassembly and assembly operations, so that the work load is extremely small, and the solid insulation breaker and the whole switch cabinet can be very conveniently maintained and operated.
Description
[ field of technology ]
The utility model relates to the technical field of circuit breakers, in particular to a removable solid insulation circuit breaker.
[ background Art ]
The solid insulation breaker is an important component of the solid insulation switch cabinet, and meanwhile, a bus chamber and a cable chamber are also arranged in the switch cabinet, and after the solid insulation breaker is installed in the switch cabinet, the solid insulation breaker is required to be respectively connected with an upper branch bus of the bus chamber and a lower branch adapter of the cable chamber to form a complete primary conductive loop.
At present, solid insulation circuit breaker and whole primary conductive loop are all direct fixed mounting in the cubical switchboard, for example, chinese patent application No. 201520035859.6 discloses an all-solid insulation full screen switchgear, including the busbar room of locating cabinet body top, locate the circuit breaker room at cabinet body middle part and locate the cable room of cabinet body lower part, set up all-solid insulation circuit breaker in the circuit breaker room, the circuit breaker contains isolator and vacuum interrupter, and locate the circuit breaker upper end in the upper business turn over line conductor of busbar room, locate the circuit breaker lower extreme and locate in the lower business turn over line conductor of cable room, the free end design of upper and lower business turn over line conductor is the cone that can conveniently peg graft with the cable joint and connect. Main components and parts in the cabinet body adopt full insulation full shielding formula vacuum circuit breaker, and business turn over line busbar adopts full shielding cable, and top main bus-bar room is full shielding busbar, and the electrified body of internal no-view of whole cabinet has good insulating strength, has improved the security performance in the product operation. However, the solid insulation circuit breaker and the whole primary conductive loop are fixed in the switch cabinet, so that the solid insulation circuit breaker cannot be directly pulled out during maintenance, complicated disassembly and assembly operations are required, the workload is large, and the maintenance is inconvenient. In view of the above problems, the present inventors have conducted intensive studies on the problems, and have produced the present utility model.
[ utility model ]
The utility model aims to solve the technical problems that the solid insulation circuit breaker capable of being moved out is provided, and the problems that the existing solid insulation circuit breaker and the whole primary conductive loop are directly and fixedly arranged in a switch cabinet, the solid insulation circuit breaker cannot be directly pulled out during maintenance, complicated disassembly and assembly operations are required, the workload is large, and the maintenance is inconvenient are solved.
The utility model is realized in the following way: a removable solid insulation circuit breaker comprises a solid insulation main module, a push-pull chassis, a circuit breaker operating mechanism and a three-station operating mechanism;
the solid insulation main module, the breaker operating mechanism and the three-station operating mechanism are all arranged on the push-pull type chassis, and the operating ends of the breaker operating mechanism and the three-station operating mechanism are connected with the solid insulation main module; the solid insulation main module is provided with an upper outgoing line terminal and a lower outgoing line terminal along the push-pull direction, the upper outgoing line terminal is detachably connected with the upper branch bus, and the lower outgoing line terminal is detachably connected with the lower branch adapter.
Further, rollers are rotatably arranged on two sides of the bottom of the push-pull type chassis.
Further, the upper outgoing terminal is detachably connected with the upper branch bus through a first bolt.
Further, the lower outlet terminal is detachably connected with the lower branch adapter through a second bolt.
Further, a first threaded hole is formed in the front end of the upper outgoing line terminal, a first connecting lantern ring is formed at the end of the upper branch bus, and the first bolt penetrates through the first connecting lantern ring and is locked in the first threaded hole.
Further, a first insulating sleeve is poured outside the upper branch bus, a first insulating sleeve is formed at the end part of the first insulating sleeve, and the first connecting sleeve ring is positioned in the middle of the first insulating sleeve; the front end of the solid insulation main module is poured with a first insulation plug part outside the upper outgoing terminal, and the first insulation plug part is inserted into the first insulation sleeve.
Further, a second threaded hole is formed in the front end of the lower wire outlet terminal, a second connecting lantern ring is formed at the end of the lower branch adaptor, and a second bolt penetrates through the second connecting lantern ring and is locked in the second threaded hole.
Further, a second insulating sleeve is poured outside the lower branch adapter, a second insulating sleeve is formed at the end part of the second insulating sleeve, and the second connecting lantern ring is positioned in the middle of the second insulating sleeve; the front end of the solid insulation main module is provided with a second insulation plug part in a casting mode outside the lower outgoing terminal, and the second insulation plug part is inserted into the second insulation sleeve.
Further, the solid insulation main module comprises a three-station unit and a breaker unit, and the three-station unit and the breaker unit are connected into a whole through a solid insulation casting piece; the three-station unit is connected with the circuit breaker unit through soft connection; the upper outgoing line terminal is connected with the three-station unit, and the lower outgoing line terminal is connected with the circuit breaker unit.
By adopting the technical scheme of the utility model, the utility model has at least the following beneficial effects: the solid insulation main module, the breaker operating mechanism and the three-station operating mechanism are arranged on the push-pull type chassis, and the solid insulation main module is provided with an upper outgoing line terminal used for being detachably connected with the upper branch bus and a lower outgoing line terminal used for being detachably connected with the lower branch switching piece along the push-pull direction, so that the push-pull type chassis can be utilized to drive the solid insulation main module, the breaker operating mechanism and the three-station operating mechanism to move towards the directions close to the upper branch bus and the lower branch switching piece, and the upper branch bus is connected with the upper outgoing line terminal and the lower branch switching piece is connected with the lower outgoing line terminal, so that a complete primary conductive loop is formed; the push-pull type chassis can be used for driving the solid insulation main module, the breaker operating mechanism and the three-station operating mechanism to move in the direction away from the upper branch bus and the lower branch switching piece, so that the upper branch bus is separated from the upper outgoing line terminal, and the lower branch switching piece is separated from the lower outgoing line terminal, and the whole solid insulation breaker is conveniently taken out from the switch cabinet. Therefore, compared with the prior art that the solid insulation circuit breaker and the whole primary conductive loop are directly and fixedly arranged in the switch cabinet, by adopting the technical scheme of the utility model, the whole solid insulation circuit breaker can be easily pulled out from the switch cabinet, and the whole solid insulation circuit breaker can be easily pushed into the switch cabinet without complex disassembly and assembly operations, so that the workload is extremely small, and the maintenance operation on the whole solid insulation circuit breaker and the switch cabinet can be very convenient.
[ description of the drawings ]
The utility model will be further described with reference to examples of embodiments with reference to the accompanying drawings.
Fig. 1 is a perspective view of a solid insulated circuit breaker according to the present utility model;
fig. 2 is a block diagram of the solid insulated switchgear of the present utility model with the solid insulated main module removed;
FIG. 3 is a block diagram of a solid insulation module according to the present utility model;
fig. 4 is a cross-sectional view of a solid insulation main module in the present utility model;
fig. 5 is a structural view of the connection of the three-position unit and the circuit breaker unit in the present utility model;
FIG. 6 is a cross-sectional view of the lower branch adapter of the present utility model;
FIG. 7 is a cross-sectional view of an upper branch busbar of the present utility model;
FIG. 8 is a block diagram of a bus bar insulating receptacle and a cable insulating receptacle in accordance with the present utility model;
fig. 9 is a schematic view of the solid insulated circuit breaker of the present utility model assembled on a switchgear.
Reference numerals illustrate:
a solid insulation circuit breaker 100;
a switch cabinet 200, an assembly chamber 201, and a switch door 202;
the solid insulation main module 1, the first insulation plug part 11, the second insulation plug part 12, the three-station unit 13, the first positioning sleeve 131, the second positioning sleeve 132, the isolation cylinder 133, the isolation conductor 134, the grounding end cover 135, the circuit breaker unit 14, the vacuum arc extinguishing chamber 141, the solid insulation casting 15 and the soft connection 16;
push-pull chassis 2, roller 21;
a circuit breaker operating mechanism 3, a second driving mechanism 31, a link assembly 32, an insulating tie rod 33;
the three-station operating mechanism 4, the first driving mechanism 41 and the movable contact lead screw 42;
an upper wire outlet terminal 5, a first screw hole 51;
a lower wire outlet terminal 6, a second screw hole 61;
an upper branch busbar 7, a first connection collar 71, a first insulating jacket 72, a first insulating sleeve 73;
a lower branch adapter 8, a second connection collar 81, a second insulating jacket 82, a second insulating sleeve 83;
a lower branch sleeve 9;
a first bolt 101, a second bolt 102.
[ detailed description ] of the utility model
In order to better understand the technical scheme of the present utility model, the following detailed description will refer to the accompanying drawings and specific embodiments.
It should be noted herein that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience in describing these embodiments and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operate in a specific orientation. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature.
Example 1
Referring to fig. 1 to 9, a removable solid insulation circuit breaker 100 according to the present utility model, the solid insulation circuit breaker 100 includes a solid insulation main module 1, a push-pull chassis 2, a circuit breaker operating mechanism 3 and a three-station operating mechanism 4;
the solid insulation main module 1, the breaker operating mechanism 3 and the three-station operating mechanism 4 are all arranged on the push-pull type chassis 2, and the operating ends of the breaker operating mechanism 3 and the three-station operating mechanism 4 are connected with the solid insulation main module 1 so as to control the solid insulation main module 1 to realize switching of three positions of conduction, isolation and grounding by using the three-station operating mechanism 4 and control the solid insulation main module 1 to realize opening and closing by using the breaker operating mechanism 3; the solid insulation main module 1 is provided with an upper outgoing line terminal 5 and a lower outgoing line terminal 6 along the push-pull direction, the upper outgoing line terminal 5 is detachably connected with an upper branch bus 7, the lower outgoing line terminal 6 is detachably connected with a lower branch adapter 8, when the solid insulation main module is specifically used, the upper branch bus 7 is required to be connected with a main bus (not shown), and the lower branch adapter 8 is required to be connected with an incoming and outgoing line cable (not shown) through a lower branch sleeve 9, so that the main bus, the upper branch bus 7, the solid insulation main module 1, the lower branch adapter 8, the lower branch sleeve 9 and the incoming and outgoing line cable form a complete primary conductive loop.
According to the utility model, the solid insulation main module 1, the breaker operating mechanism 3 and the three-station operating mechanism 4 are arranged on the push-pull type case 2, and the solid insulation main module 1 is provided with the upper outgoing line terminal 5 used for being detachably connected with the upper branch bus 7 and the lower outgoing line terminal 6 used for being detachably connected with the lower branch switching piece 8 along the push-pull direction, so that the push-pull type case 2 can be utilized to drive the solid insulation main module 1, the breaker operating mechanism 3 and the three-station operating mechanism 4 to move towards the directions close to the upper branch bus 7 and the lower branch switching piece 8, and the upper branch bus 7 is connected with the upper outgoing line terminal 5 and the lower branch switching piece 8 is connected with the lower outgoing line terminal 6, so that a complete primary conductive loop is formed; the push-pull type chassis 2 can be utilized to drive the solid insulation main module 1, the breaker operating mechanism 3 and the three-station operating mechanism 4 to move in a direction away from the upper branch bus 7 and the lower branch switching piece 8, so that the upper branch bus 7 is separated from the upper outgoing line terminal 5, and the lower branch switching piece 8 is separated from the lower outgoing line terminal 6, and the whole solid insulation breaker 100 is taken out from the switch cabinet. Therefore, compared with the existing method that the solid insulation circuit breaker and the whole primary conductive loop are directly and fixedly arranged in the switch cabinet, by adopting the technical scheme of the utility model, the whole solid insulation circuit breaker 100 can be easily pulled out of the switch cabinet, and the whole solid insulation circuit breaker 100 can be easily pushed into the switch cabinet, so that complicated disassembly and assembly operations are not needed, the workload is extremely low, and the maintenance operation on the solid insulation circuit breaker 100 and the whole switch cabinet can be very convenient; in particular, when the solid-insulated switchgear 100 fails in the field, the solid-insulated switchgear 100 can be removed as a whole for maintenance, repair, or replacement without removing the bus bars.
As a specific embodiment of the present utility model, the rollers 21 are rotatably disposed on both sides of the bottom of the push-pull chassis 2, so that when the push-pull chassis is specifically used, the whole solid insulation circuit breaker 100 can be easily moved out of the switch cabinet only by loosening the connection between the upper branch bus 7 and the lower branch adapter 8 and the solid insulation main module 1; the same can easily push the whole solid insulation breaker 100 into the switch cabinet during installation, and the whole operation is very simple, easy and convenient.
Preferably, two rollers 21 are rotatably disposed on two sides of the bottom of the push-pull chassis 2, so that the push-pull chassis 2 can form a stable support.
As a specific embodiment of the present utility model, the upper outlet terminal 5 is detachably connected to the upper branch busbar 7 through the first bolt 101. By adopting the first bolt 101 to connect the upper outgoing line terminal 5 with the upper branch bus 7, on one hand, the upper outgoing line terminal 5 and the upper branch bus 7 can be reliably combined together after connection, and on the other hand, the upper outgoing line terminal 5 and the upper branch bus 7 can be conveniently detached and separated, and only the first bolt 101 is required to be loosened.
As a specific embodiment of the present utility model, the lower outlet terminal 6 is detachably connected to the lower branch adaptor 8 through the second bolt 102. By adopting the second bolt 102 to connect the lower outlet terminal 6 with the lower branch adapter 8, on one hand, the lower outlet terminal 6 and the lower branch adapter 8 can be reliably combined together after connection, and on the other hand, the lower outlet terminal 6 and the lower branch adapter 8 can be conveniently detached and separated, and only the second bolt 102 is required to be loosened.
As a preferred embodiment of the present utility model, the front end of the upper outlet terminal 5 is provided with a first threaded hole 51, the end of the upper branch busbar 7 is formed with a first connecting collar 71, and the first bolt 101 passes through the first connecting collar 71 and is locked in the first threaded hole 51, so that the upper branch busbar 7 is connected with the upper outlet terminal 5.
Preferably, a first insulating jacket 72 is cast on the outer part of the upper branch bus 7, so that the upper branch bus 7 is insulated by the first insulating jacket 72; the end of the first insulating sleeve 72 is provided with a first insulating sleeve 73, two ends of the first insulating sleeve 73 are open, the first connecting collar 71 is positioned in the middle of the first insulating sleeve 73, and particularly, the first connecting collar 71 is directly poured and fixed in the middle position in the first insulating sleeve 73 during pouring; the front end of the solid insulation main module 1 is cast with a first insulation plug part 11 outside the upper outlet terminal 5, and the first insulation plug part 11 is inserted into the first insulation sleeve 73, so as to better realize an insulation effect. When the upper branch bus 7 and the upper outlet terminal 5 need to be connected together, the upper outlet terminal 5 and the first insulation plug-in part 11 are inserted together from one end of the first insulation sleeve 73, the first bolt 101 is inserted from the other end of the first insulation sleeve 73, and the first bolt 101 passes through the first connection collar 71 and is locked into the first threaded hole 51 of the upper outlet terminal 5; when the upper branch busbar 7 needs to be separated from the upper outlet terminal 5, the first bolt 101 is simply unscrewed to separate the first bolt 101 from the first screw hole 51.
Preferably, the first insulation plug 11 has a frustum-shaped structure, so that the first insulation plug 11 can be conveniently inserted into the first insulation sleeve 73.
As a preferred embodiment of the present utility model, the front end of the lower outlet terminal 6 is provided with a second threaded hole 61, the end of the lower branch adaptor 8 is formed with a second connection collar 81, and the second bolt 102 passes through the second connection collar 81 and is locked in the second threaded hole 61, so that the lower outlet terminal 6 is connected with the second connection collar 81.
Preferably, the second insulating jacket 82 is cast on the outer part of the lower branch adapter 8, so that the second insulating jacket 82 is used for insulating the lower branch adapter 8; a second insulating sleeve 83 is formed at an end of the second insulating jacket 82, and both ends of the second insulating sleeve 83 are opened; the second connecting collar 81 is located in the middle of the second insulating sleeve 83, and specifically, the second connecting collar 81 is directly poured and fixed in the middle position in the second insulating sleeve 83 during pouring; the front end of the solid insulation main module 1 is provided with a second insulation plug part 12 in a casting manner outside the lower outlet terminal 6, and the second insulation plug part 12 is inserted into the second insulation sleeve 83 so as to better realize an insulation effect. When the lower branch adapter 8 and the lower outlet terminal 6 need to be connected together, the lower outlet terminal 6 and the second insulating plug part 12 are inserted together from one end of the second insulating sleeve 83, the second bolt 102 is inserted from the other end of the second insulating sleeve 83, and the second bolt 102 passes through the second connecting collar 81 and is locked into the second threaded hole 61 of the lower outlet terminal 6; when the lower branch adapter 8 and the lower outlet terminal 6 need to be detached, the second bolt 102 is only required to be unscrewed so that the second bolt 102 is separated from the second threaded hole 61.
As a specific embodiment of the present utility model, the number of the solid insulation main modules is 3 to form three stations; the solid insulation main module 1 comprises a three-station unit 13 and a breaker unit 14, wherein the three-station unit 13 and the breaker unit 14 are connected into a whole through a solid insulation casting piece 15 so as to play an insulation effect on the three-station unit 13 and the breaker unit 14 by using the solid insulation casting piece 15, and the solid insulation casting piece 15 can be formed by adopting epoxy resin casting; the three-station unit 13 is connected with the circuit breaker unit 14 through a flexible connection 16 (such as copper strip flexible connection); the upper outgoing line terminal 5 is connected with a three-station unit 13, and the lower outgoing line terminal 6 is connected with a circuit breaker unit 14.
As a specific embodiment of the present utility model, the three-station unit 13 includes a first positioning sleeve 131, a second positioning sleeve 132, an isolation cylinder 133, and an isolation conductor 134; the upper wire outlet terminal 5 is connected with one end of the first positioning sleeve 131, the other end of the first positioning sleeve 131 is connected with one end of the isolation barrel 133, and the other end of the isolation barrel 133 is connected with the isolation conductor 134. During assembly, the three-position unit 13 is provided with a grounding end cover 135 at one end close to the three-position operating mechanism 4 to realize a grounding function.
The breaker unit 14 includes a vacuum interrupter 141, a stationary end of the vacuum interrupter 141 is connected to the lower outlet terminal 6, and a movable end of the vacuum interrupter 141 is connected to the insulated conductor 134 through the flexible connection 16.
As a specific embodiment of the present utility model, the three-position operation mechanism 4 includes a first driving mechanism 41, a moving contact screw 42 inserted into the three-position unit 13, and a moving contact (not shown) screwed on the moving contact screw 42; the movable contact can be connected with the movable contact screw rod 42 through a nut, and the surface of the movable contact is provided with a conductive watchband contact finger (not shown); the first driving mechanism 41 is connected with the moving contact screw 42, and drives the moving contact screw 42 to rotate through the first driving mechanism 41, so as to drive the moving contact to move left and right. When the first driving mechanism 41 drives the contact lead screw 42 to drive the moving contact to move rightwards to enable the contact finger of the conductive watchband to contact with the upper outgoing terminal 5, three-station conduction can be realized; when the first driving mechanism 41 drives the contact screw rod 42 to drive the moving contact to move leftwards to enable the contact finger of the conductive watchband to be in contact with the grounding end cover 135, three-station grounding can be realized; when the first driving mechanism 41 drives the contact screw rod 42 to drive the moving contact to move to enable the contact finger of the conductive watchband to be in contact with the isolation conductor 134, three-station isolation can be achieved.
The breaker operating mechanism 3 includes a second driving mechanism 31, a link assembly 32 connected with the second driving mechanism 31, and an insulating pull rod 33 connected with the link assembly 32; the insulating pull rod 33 is inserted into the circuit breaker unit 14 and connected with the movable end of the vacuum interrupter 141, and the second driving mechanism 31 drives the connecting rod assembly 32 to drive the insulating pull rod 33 to move left and right, so as to drive the vacuum interrupter 141 to open or close. The three-position operating mechanism 4 and the breaker operating mechanism 3 are mechanisms that are required to be used by the existing breaker, and both belong to the prior art, and the three-position operating mechanism 4 and the breaker operating mechanism 3 are not described in further detail herein.
When the solid insulation circuit breaker 100 of the present utility model is specifically used, an assembly chamber 201 needs to be provided on the switch cabinet 200, and a switch door 202 is provided on the outer side of the assembly chamber 201, and the upper branch busbar 7 and the lower branch adapter 8 are fixedly provided on the inner side of the assembly chamber 201; when the solid insulated switchgear 100 needs to be pulled out of the switchgear 200, the first bolt 101 is unscrewed to separate the upper outlet terminal 5 from the upper branch busbar 7, the second bolt 102 is unscrewed to separate the lower outlet terminal 6 from the lower branch adapter 8, and then the entire solid insulated switchgear 100 can be pulled out of the assembly chamber 201, thereby facilitating maintenance operations. When the solid insulated switchgear 100 needs to be mounted on the switch cabinet 200, one end of the whole solid insulated switchgear 100 needs to be lifted into the assembly chamber 201, then the whole solid insulated switchgear 100 is pushed into the assembly chamber 201, the upper outgoing terminal 5 and the upper branch bus 7 are locked and connected together by using the first bolt 101, and the lower outgoing terminal 6 and the lower branch adapter 8 are locked and connected together by using the second bolt 102, so that a complete primary conductive loop can be formed.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that the specific embodiments described are illustrative only and not intended to limit the scope of the utility model, and that equivalent modifications and variations of the utility model in light of the spirit of the utility model will be covered by the claims of the present utility model.
Claims (9)
1. A removable solid insulated circuit breaker, characterized by: the circuit breaker comprises a solid insulation main module, a push-pull type chassis, a circuit breaker operating mechanism and a three-station operating mechanism;
the solid insulation main module, the breaker operating mechanism and the three-station operating mechanism are all arranged on the push-pull type chassis, and the operating ends of the breaker operating mechanism and the three-station operating mechanism are connected with the solid insulation main module; the solid insulation main module is provided with an upper outgoing line terminal and a lower outgoing line terminal along the push-pull direction, the upper outgoing line terminal is detachably connected with the upper branch bus, and the lower outgoing line terminal is detachably connected with the lower branch adapter.
2. A removable solid state circuit breaker according to claim 1, wherein: rollers are rotatably arranged on two sides of the bottom of the push-pull type chassis.
3. A removable solid state circuit breaker according to claim 1, wherein: the upper outgoing line terminal is detachably connected with the upper branch bus through a first bolt.
4. A removable solid state circuit breaker according to claim 1, wherein: the lower outlet terminal is detachably connected with the lower branch adapter through a second bolt.
5. A removable solid state circuit breaker as claimed in claim 3 wherein: the front end of the upper outgoing line terminal is provided with a first threaded hole, the end part of the upper branch bus is provided with a first connecting lantern ring, and the first bolt penetrates through the first connecting lantern ring and is locked in the first threaded hole.
6. The removable solid state circuit breaker of claim 5, wherein: a first insulating sleeve is poured outside the upper branch bus, a first insulating sleeve is formed at the end part of the first insulating sleeve, and the first connecting sleeve ring is positioned in the middle of the first insulating sleeve; the front end of the solid insulation main module is poured with a first insulation plug part outside the upper outgoing terminal, and the first insulation plug part is inserted into the first insulation sleeve.
7. The removable solid state circuit breaker of claim 4, wherein: the front end of the lower wire outlet terminal is provided with a second threaded hole, the end part of the lower branch adapter is provided with a second connecting lantern ring, and the second bolt penetrates through the second connecting lantern ring and is locked in the second threaded hole.
8. The removable solid state circuit breaker of claim 7, wherein: the outer part of the lower branch adapter is poured with a second insulating sleeve, the end part of the second insulating sleeve is provided with a second insulating sleeve, and the second connecting lantern ring is positioned in the middle of the second insulating sleeve; the front end of the solid insulation main module is provided with a second insulation plug part in a casting mode outside the lower outgoing terminal, and the second insulation plug part is inserted into the second insulation sleeve.
9. A removable solid state circuit breaker according to claim 1, wherein: the solid insulation main module comprises a three-station unit and a breaker unit, and the three-station unit and the breaker unit are connected into a whole through a solid insulation casting piece; the three-station unit is connected with the circuit breaker unit through soft connection; the upper outgoing line terminal is connected with the three-station unit, and the lower outgoing line terminal is connected with the circuit breaker unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320327836.7U CN219513654U (en) | 2023-02-27 | 2023-02-27 | Solid insulation circuit breaker capable of being moved |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320327836.7U CN219513654U (en) | 2023-02-27 | 2023-02-27 | Solid insulation circuit breaker capable of being moved |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219513654U true CN219513654U (en) | 2023-08-11 |
Family
ID=87528445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320327836.7U Active CN219513654U (en) | 2023-02-27 | 2023-02-27 | Solid insulation circuit breaker capable of being moved |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219513654U (en) |
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2023
- 2023-02-27 CN CN202320327836.7U patent/CN219513654U/en active Active
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