CN219370890U - Vacuum arc-extinguishing chamber of solid ring main unit vacuum circuit breaker - Google Patents
Vacuum arc-extinguishing chamber of solid ring main unit vacuum circuit breaker Download PDFInfo
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- CN219370890U CN219370890U CN202320902637.4U CN202320902637U CN219370890U CN 219370890 U CN219370890 U CN 219370890U CN 202320902637 U CN202320902637 U CN 202320902637U CN 219370890 U CN219370890 U CN 219370890U
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Abstract
The utility model discloses a vacuum arc-extinguishing chamber of a solid ring main unit vacuum circuit breaker, which relates to the technical field of vacuum circuit breakers and comprises a shell mechanism, wherein a movable end mechanism is arranged at the top end of the inner side of the shell mechanism, a contact mechanism is arranged at the bottom end of the inner side of the movable end mechanism, a shielding mechanism is arranged at the outer side of the contact mechanism, a static end mechanism is arranged at one end of the contact mechanism far away from the movable end mechanism, the movable end mechanism is matched with the contact mechanism to move so as to control circuit breaking, and the state inside the shielding mechanism is used for assisting arc extinction, the shell mechanism comprises a movable end ceramic shell, and a fixed groove is formed at the bottom end of the movable end ceramic shell; meanwhile, when the arc extinguishing device is used, the mechanism for absorbing the arc is adopted, the conducting plate and the movable arc extinguishing plate are close to the arc generating position in the process of breaking, the arc extinguishing is realized in the mode of absorbing the arc, the improvement is carried out on the basis of the existing arc extinguishing mode, and the electric life of the arc extinguishing device can be effectively prolonged.
Description
Technical Field
The utility model relates to the technical field of vacuum circuit breakers, in particular to a vacuum arc-extinguishing chamber of a solid ring main unit vacuum circuit breaker.
Background
The solid insulation ring main unit is a ring main unit adopting solid insulation materials as main insulation media, and is a ring main unit which is formed by singly or combined vacuum arc extinguishing chambers and main conductive loops such as conductive connection, isolating switches, grounding switches, main buses, branch buses and the like and then coated and packaged into one or more modules which have certain functions, can be combined again or expanded and have full insulation and full sealing performances, and the surfaces of the modules which can be touched by people are coated with conductive or semiconductive shielding layers and can be directly and reliably grounded.
The utility model discloses a vacuum interrupter of application number CN201520890484.1 among the prior art, through having adopted the boss that is equipped with along the axial protruding stretching at the uide bushing, and the shape of boss is established to the polygon, through the matched mode of polygon uide bushing and polygon solid fixed ring, realizes vacuum interrupter.
However, the prior art still has a certain degree of defects, specifically, the technical scheme of application number CN201520890484.1 has a service life of several hundred times, and a full-capacity breaking time of several tens times, so that the requirements of long service life and high-frequency breaking cannot be met.
Disclosure of Invention
In order to solve the defects in the background art, the utility model aims to provide a vacuum arc-extinguishing chamber of a solid ring main unit vacuum circuit breaker.
The aim of the utility model can be achieved by the following technical scheme:
the utility model provides a vacuum interrupter of solid looped netowrk cabinet vacuum circuit breaker, includes housing mechanism, housing mechanism's inboard top is provided with movable end mechanism, and movable end mechanism's inboard bottom is provided with contact mechanism, and contact mechanism's outside is provided with shielding mechanism, and contact mechanism keeps away from movable end mechanism's one end is provided with quiet end mechanism, cooperates the contact mechanism to remove through movable end mechanism and realizes controlling the circuit breaking, utilizes the auxiliary arc extinguishing of the inside state of shielding mechanism.
Further, the shell mechanism comprises a movable end ceramic shell, a fixed groove is formed in the bottom end of the movable end ceramic shell, and a static end ceramic shell is arranged at one end, far away from the movable end ceramic shell, of the fixed groove.
Further, the moving end mechanism comprises a moving end cover plate, the moving end cover plate is arranged at the top of one end of the moving end ceramic shell, which is far away from the static end ceramic shell, a moving end stabilizing groove is formed in the outer side of the moving end cover plate, a corrugated pipe is arranged at the position, located at the bottom end of the moving end cover plate, of the inner side of the moving end stabilizing groove, and a moving end connecting plate is arranged at one end, away from the moving end cover plate, of the corrugated pipe.
Further, the contact mechanism comprises a contact connecting support, the contact connecting support is arranged at one end of the movable end connecting plate, far away from the corrugated pipe, the contact connecting support is arranged at one end of the movable end connecting plate, far away from the movable end connecting plate, of the contact connecting plate, a movable end contact connecting rod is arranged at one end of the contact connecting plate, far away from the contact connecting support, and a movable end contact is fixedly connected to one end of the movable end contact connecting rod, far away from the contact connecting plate.
Further, shielding mechanism includes a quiet end shielding section of thick bamboo, and quiet end shielding section of thick bamboo sets up in the outside of quiet end mechanism, and quiet end shielding section of thick bamboo top outside is provided with the fixed connection support, and the inboard top of fixed connection support is provided with a movable end shielding section of thick bamboo, and a movable end shielding section of thick bamboo is provided with the transmission fixed bolster towards inboard lateral wall, and transmission fixed bolster bottom swing joint has the removal arc extinguishing plate, and the one end of removal arc extinguishing plate towards inboard is provided with the conduction board.
One end swing joint that the transmission fixed bolster kept away from movable end shielding section of thick bamboo has movable transmission support, and the one end that the movable transmission support kept away from the movable end contact is provided with the catch bar, and the one end swing joint that the movable transmission support is close to the movable end contact has the initiative support, and the one end swing joint that the movable transmission support was kept away from in the initiative support is in the inboard top lateral wall of movable end contact.
Further, the dead end mechanism includes the dead end contact, and the dead end contact sets up in the one end that the moving end contact kept away from the moving end contact connecting rod, and the one end that the moving end contact was kept away from to the dead end contact is provided with the dead end connecting plate, and the one end that the dead end contact was kept away from to the dead end connecting plate is provided with the dead end conducting rod, and the one end that the dead end conducting rod kept away from the dead end connecting plate is provided with the dead end conducting block.
The utility model has the beneficial effects that:
the utility model adopts the mechanism which is internally provided with the arc absorption, the conductive plate and the movable arc-extinguishing plate are close to the arc generation position in the process of breaking, the arc absorption realizes arc extinction, the utility model improves the prior arc extinction mode, and the electric life of the arc-extinguishing device can be effectively prolonged.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the internal structure of the present utility model;
FIG. 2 is a schematic view of the present utility model;
FIG. 3 is a schematic view of the second embodiment of the present utility model;
fig. 4 is a schematic view of the present utility model.
In the figure: 1. a housing mechanism; 11. a moving end ceramic housing; 12. a fixing groove; 13. a stationary end ceramic housing; 2. a movable end mechanism; 21. a movable end cover plate; 22. a moving end stabilizing groove; 23. a bellows; 24. a movable end connecting plate; 3. a contact mechanism; 31. a contact connection bracket; 32. contacting the conductive plate; 33. a moving end contact connecting rod; 34. a moving end contact; 4. a shielding mechanism; 41. a static end shielding cylinder; 42. a fixed connection bracket; 43. a movable end shielding cylinder; 44. a transmission fixing bracket; 45. moving the arc-extinguishing plate; 46. a conductive plate; 47. a movable transmission bracket; 48. a push rod; 49. an active support; 5. a dead end mechanism; 51. a static end connecting plate; 52. a static end conducting rod; 53. a static end conductive block; 54. and a fixed end contact.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present utility model and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1, a movable end mechanism 2 is arranged at the top end of the inner side of a shell mechanism 1, a contact mechanism 3 is arranged at the bottom end of the inner side of the movable end mechanism 2, a shielding mechanism 4 is arranged on the outer side of the contact mechanism 3, and a static end mechanism 5 is arranged at one end, far away from the movable end mechanism 2, of the contact mechanism 3.
The movable end mechanism 2 is matched with the contact mechanism 3 to move so as to control the circuit breaking, and the state inside the shielding mechanism 4 is used for assisting in arc extinction.
As shown in fig. 2, the housing mechanism 1 includes a movable end ceramic housing 11, a fixed slot 12 is formed at the bottom end of the movable end ceramic housing 11, and a stationary end ceramic housing 13 is disposed at one end of the fixed slot 12 away from the movable end ceramic housing 11.
The inside is protected by the movable end ceramic housing 11 in cooperation with the stationary end ceramic housing 13, and the inside shielding mechanism 4 is fixed by the fixing groove 12.
The moving end mechanism 2 comprises a moving end cover plate 21, the moving end cover plate 21 is arranged at the top of one end of the moving end ceramic shell 11, which is far away from the static end ceramic shell 13, a moving end stabilizing groove 22 is arranged at the outer side of the moving end cover plate 21, a corrugated pipe 23 is arranged at the position, which is located at the bottom end of the moving end cover plate 21, of the inner side of the moving end stabilizing groove 22, and a moving end connecting plate 24 is arranged at one end, which is far away from the moving end cover plate 21, of the corrugated pipe 23.
The bellows 23 is held inside by the moving end stabilizing groove 22, and the bellows 23 is used for controlling disconnection of the line by conducting current by the moving end connecting plate 24.
The contact mechanism 3 comprises a contact connecting bracket 31, the contact connecting bracket 31 is arranged at one end of the movable end connecting plate 24 far away from the corrugated pipe 23, a contact conducting plate 32 is arranged at one end of the contact connecting bracket 31 far away from the movable end connecting plate 24, a movable end contact connecting rod 33 is arranged at one end of the contact conducting plate 32 far away from the contact connecting bracket 31, and a movable end contact 34 is fixedly connected at one end of the movable end contact connecting rod 33 far away from the contact conducting plate 32.
The circuit is cut off through the movement of the moving end contact 34, and the contact conductive plate 32 and the moving end contact connecting rod 33 are responsible for driving the moving end contact 34 to move so as to realize current interruption.
The static end mechanism 5 comprises a static end contact 54, the static end contact 54 is arranged at one end, far away from the moving end contact connecting rod 33, of the moving end contact 34, a static end connecting plate 51 is arranged at one end, far away from the moving end contact 34, of the static end contact 54, a static end conducting rod 52 is arranged at one end, far away from the static end contact 54, of the static end connecting plate 51, and a static end conducting block 53 is arranged at one end, far away from the static end connecting plate 51, of the static end conducting rod 52.
The current conducted by the movable end contact 34 is received by the static end contact 54 to be communicated, and when the circuit is required to be broken, the movable end contact 34 moves to break the circuit, so that the static end connecting plate 51 and the static end conducting rod 52 no longer receive the current.
As shown in fig. 4, the shielding mechanism 4 includes a stationary end shielding cylinder 41, the stationary end shielding cylinder 41 is disposed on the outer side of the stationary end mechanism 5, a fixed connection bracket 42 is disposed on the outer side of the top end of the stationary end shielding cylinder 41, a movable end shielding cylinder 43 is disposed on the inner side top end of the fixed connection bracket 42, a transmission fixing bracket 44 is disposed on the inner side wall of the movable end shielding cylinder 43, a movable arc-extinguishing plate 45 is movably connected to the bottom end of the transmission fixing bracket 44, a conductive plate 46 is disposed on the inner side end of the movable arc-extinguishing plate 45, a movable transmission bracket 47 is movably connected to the end of the transmission fixing bracket 44 away from the movable end shielding cylinder 43, a push rod 48 is disposed on the end of the movable transmission bracket 47 away from the movable end contact 34, a driving bracket 49 is movably connected to the inner side wall of the movable end contact 34 at the end of the movable end, and one end of the driving bracket 49 away from the movable transmission bracket 47 is movably connected to the inner side top end of the movable end contact 34.
The active bracket 49 is driven to overturn through the lifting of the movable end contact 34, so that the movable transmission bracket 47 is driven to rotate, the push rod 48 can drive the movable arc extinguishing plate 45 to move inwards, and the arc generated in the process of breaking the movable end contact 34 can be absorbed by the conducting plate 46, so that more effective arc extinguishing treatment is realized.
When the movable end connecting plate 24 is used, the bellows 23 controls the movable end connecting plate 24 to move, the contact connecting bracket 31 drives the contact conducting plate 32 to move, the movable end contact 34 is lifted, the lifting of the movable end contact 34 drives the driving bracket 49 to turn over, the movable transmission bracket 47 is driven to rotate, the push rod 48 can drive the movable arc extinguishing plate 45 to move inwards, and an arc generated in the process of breaking the movable end contact 34 can be absorbed by the conducting plate 46, so that more effective arc extinguishing treatment is realized.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (6)
1. The utility model provides a vacuum interrupter of solid looped netowrk cabinet vacuum circuit breaker, includes shell mechanism (1), its characterized in that, the inboard top of shell mechanism (1) is provided with movable end mechanism (2), and the inboard bottom of movable end mechanism (2) is provided with contact mechanism (3), and the outside of contact mechanism (3) is provided with shielding mechanism (4), and the one end that movable end mechanism (2) was kept away from to contact mechanism (3) is provided with quiet end mechanism (5), moves realization control circuit breaker through movable end mechanism (2) cooperation contact mechanism (3), utilizes the auxiliary arc extinguishing of the inside state of shielding mechanism (4).
2. The vacuum interrupter of a solid ring main unit vacuum circuit breaker according to claim 1, wherein the housing mechanism (1) comprises a movable end ceramic housing (11), a fixed slot (12) is formed in the bottom end of the movable end ceramic housing (11), and a static end ceramic housing (13) is arranged at one end, far away from the movable end ceramic housing (11), of the fixed slot (12).
3. The vacuum interrupter of a solid ring main unit vacuum circuit breaker according to claim 2, wherein the moving end mechanism (2) comprises a moving end cover plate (21), the moving end cover plate (21) is arranged at one end top of the moving end ceramic shell (11) far away from the static end ceramic shell (13), a moving end stabilizing groove (22) is arranged at the outer side of the moving end cover plate (21), a corrugated pipe (23) is arranged at the position, located at the bottom end of the moving end cover plate (21), of the inner side of the moving end stabilizing groove (22), and a moving end connecting plate (24) is arranged at one end, away from the moving end cover plate (21), of the corrugated pipe (23).
4. A vacuum interrupter of a solid ring main unit vacuum circuit breaker according to claim 3, wherein the contact mechanism (3) comprises a contact connection bracket (31), the contact connection bracket (31) is arranged at one end of the moving end connection plate (24) far away from the corrugated tube (23), one end of the contact connection bracket (31) far away from the moving end connection plate (24) is provided with a contact conduction plate (32), one end of the contact conduction plate (32) far away from the contact connection bracket (31) is provided with a moving end contact connection rod (33), and one end of the moving end contact connection rod (33) far away from the contact conduction plate (32) is fixedly connected with a moving end contact (34).
5. The vacuum interrupter of a solid ring main unit vacuum circuit breaker according to claim 4, wherein the shielding mechanism (4) comprises a stationary end shielding cylinder (41), the stationary end shielding cylinder (41) is arranged on the outer side of the stationary end mechanism (5), a fixed connection support (42) is arranged on the outer side of the top end of the stationary end shielding cylinder (41), a movable end shielding cylinder (43) is arranged on the inner side top end of the fixed connection support (42), a transmission fixed support (44) is arranged on the side wall of the movable end shielding cylinder (43) facing the inner side, a movable arc-extinguishing plate (45) is movably connected to the bottom end of the transmission fixed support (44), a conductive plate (46) is arranged on the end of the movable arc-extinguishing plate (45) facing the inner side, a movable transmission support (47) is movably connected to one end of the transmission fixed support (44) far away from the movable end shielding cylinder (43), a pushing rod (48) is arranged on one end of the movable transmission support (47) far away from the movable end contact (34), one end of the movable transmission support (47) near the movable end contact (34) is movably connected with a driving support (49), and one end of the driving support (49) far away from the movable end contact (47) is movably connected to the top end of the movable end (34).
6. The vacuum interrupter of a solid ring main unit vacuum circuit breaker according to claim 5, wherein the stationary end mechanism (5) comprises a stationary end contact (54), the stationary end contact (54) is arranged at one end of the moving end contact (34) far away from the moving end contact connecting rod (33), one end of the stationary end contact (54) far away from the moving end contact (34) is provided with a stationary end connecting plate (51), one end of the stationary end connecting plate (51) far away from the stationary end contact (54) is provided with a stationary end conducting rod (52), and one end of the stationary end conducting rod (52) far away from the stationary end connecting plate (51) is provided with a stationary end conducting block (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320902637.4U CN219370890U (en) | 2023-04-11 | 2023-04-11 | Vacuum arc-extinguishing chamber of solid ring main unit vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320902637.4U CN219370890U (en) | 2023-04-11 | 2023-04-11 | Vacuum arc-extinguishing chamber of solid ring main unit vacuum circuit breaker |
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| Publication Number | Publication Date |
|---|---|
| CN219370890U true CN219370890U (en) | 2023-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320902637.4U Active CN219370890U (en) | 2023-04-11 | 2023-04-11 | Vacuum arc-extinguishing chamber of solid ring main unit vacuum circuit breaker |
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| CN (1) | CN219370890U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116666150A (en) * | 2023-08-02 | 2023-08-29 | 四川宝光电器设备有限公司 | Vacuum circuit breaker and switchgear |
-
2023
- 2023-04-11 CN CN202320902637.4U patent/CN219370890U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116666150A (en) * | 2023-08-02 | 2023-08-29 | 四川宝光电器设备有限公司 | Vacuum circuit breaker and switchgear |
| CN116666150B (en) * | 2023-08-02 | 2023-10-03 | 四川宝光电器设备有限公司 | Vacuum circuit breaker and switchgear |
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