CN212136361U - Sealed manufacturing device for SF6 pole-mounted circuit breaker insulating sleeve - Google Patents
Sealed manufacturing device for SF6 pole-mounted circuit breaker insulating sleeve Download PDFInfo
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- CN212136361U CN212136361U CN202020550022.6U CN202020550022U CN212136361U CN 212136361 U CN212136361 U CN 212136361U CN 202020550022 U CN202020550022 U CN 202020550022U CN 212136361 U CN212136361 U CN 212136361U
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Abstract
The utility model discloses a sealed manufacturing installation of SF6 circuit breaker insulation support on post in circuit breaker technical field, including the casing, the left side outer wall of casing connects moving contact vase, the front end of casing connects the main shaft, the right side outer wall of casing sets up the flange, the inner wall of flange sets up the packing ring, the right side outer wall of casing connects static contact vase through the flange, the inner chamber of casing sets up the adsorbent cover, the inner chamber of adsorbent cover fills the adsorbent, the left side inner wall of casing sets up CT, the inner chamber left side of casing sets up the clamp plate, and the clamp plate pressfitting is at the right-hand member outer wall of CT, the right side outer wall of casing connects the end cover, the left end of casing sets up the mechanism side end cover, and double-deck seal structure has not only strengthened the leakproofness, has also greatly improved the ageing resistance of sealing washer simultaneously, extends certain length in the box in the direction perpendicular to bushing hole horizontal plane, the stability and reliability of the interface are greatly improved.
Description
Technical Field
The utility model relates to a circuit breaker technical field specifically is a sealed making devices of circuit breaker insulation support on SF6 post.
Background
The outdoor high-voltage SF6 pole-mounted circuit breaker is an outdoor high-voltage switch device, is mainly used for separating and combining load current, overload current and short-circuit current of a power system, and is widely applied to distribution networks.
The outdoor high-voltage SF6 pole-mounted circuit breaker is SF6 gas-insulated, SF6 gas arc-extinguishing, and a gas box comprises a moving contact sleeve, a static contact sleeve, a current transformer, a voltage sensor, a main shaft component and an arc-extinguishing chamber basic module. During switching operations and operations, it is extremely important to ensure the tightness of the SF6 gas. The inlet and outlet insulating sleeves of the circuit breaker are fixedly connected with the circuit breaker body in the box body through the gas box shell and then by means of the sealing ring. And finally, the reliability is ensured by installing a pressing plate and a fastening bolt. However, the impact force caused by the switching-on and switching-off operation is large, the connection between the insulating sleeve and the conducting rod is loosened after the switch is acted for a long time, the gas tightness is reduced, and the operation performance of the switch body is reduced.
Therefore, a sealing manufacturing device for an insulating sleeve of an SF6 pole-mounted circuit breaker is provided.
Disclosure of Invention
An object of the utility model is to provide a sealed making devices of circuit breaker insulation support on SF6 post to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a sealed manufacturing device of an insulating sleeve of an SF6 pole-mounted circuit breaker comprises a shell, wherein the outer wall of the left side of the shell is connected with a moving contact porcelain bottle, the front end of the shell is connected with a main shaft, the outer wall of the right side of the shell is provided with a flange, the inner wall of the flange is provided with a gasket, the outer wall of the right side of the shell is connected with a static contact porcelain bottle through the flange, an inner cavity of the shell is provided with an adsorbent cover, an inner cavity of the adsorbent cover is filled with adsorbent, the inner wall of the left side of the shell is provided with a CT (computed tomography), the left side of the inner cavity of the shell is provided with a pressing plate, the pressing plate is pressed on the outer wall of the right end of the CT, the outer wall of the right side of the shell is connected with an end cover, the left end of the shell is provided with a mechanism side end cover, the left end of the shell, the bottom right side of casing sets up the ground connection sign, the inner chamber of mechanism cover sets up protection conversion module, the right side inner wall of casing sets up ZCT, the inner chamber bottom of casing sets up voltage sensor.
Furthermore, the inner wall of the flange is movably connected with a hexagonal nut, and a flat washer and a spring washer are arranged at the joint of the flange and the hexagonal nut.
Furthermore, a hexagon bolt is arranged at the joint of the adsorbent cover and the shell, and a flat washer II and a spring washer II are arranged at the joint of the hexagon bolt and the shell.
Furthermore, the pressing plate and the shell are both connected with a second hexagonal nut, and a third flat washer and a third spring washer are arranged on the second hexagonal nut and the second pressing plate in a contact mode.
Furthermore, a bolt and a nut which are matched with each other are arranged at the joint of the grounding label and the shell, and a spring washer five is arranged at the joint of the bolt and the nut.
Furthermore, a sealing strip is arranged at the joint of the mechanism side end cover and the shell, a screw is arranged at the joint of the mechanism side end cover and the shell, and a flat washer IV and a spring washer IV are arranged at the joint of the screw and the mechanism side end cover.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses be different from the individual layer seal structure between insulation support and the casing, this kind of double-deck seal structure has not only strengthened the leakproofness, has also improved the ageing resistance performance of sealing washer simultaneously greatly.
2. The utility model discloses casing interface structure optimizes, has improved the level and smoothness and the performance level of interface greatly to extend certain length on the inside perpendicular to sleeve pipe hole horizontal plane direction of box, improved the reliable and stable nature of interface greatly.
Drawings
FIG. 1 is a front view of the structure of the present invention;
fig. 2 is a sectional view of the structure of the present invention.
In the figure: 1. a moving contact porcelain insulator; 2. a housing; 3. a main shaft; 4. a flange; 5. a gasket; 6. a hexagonal nut; 7. a flat washer; 8. a spring washer; 9. a fixed contact porcelain insulator; 10. an adsorbent; 11. an adsorbent housing; 12. a hexagon bolt; 13. a second flat washer; 14. a second spring washer; 15. a second hexagonal nut; 16. a third flat washer; 17. a spring washer III; 18. pressing a plate; 19. CT; 20. an end cap; 21. a mechanism side end cap; 22. a sealing strip; 23. a screw; 24. a flat washer four; 25. a spring washer four; 26. a mechanism rear cover; 27. a mechanism cover; 28. a mechanism; 29. a manual latching switch; 30. a low pressure lockout device; 31. a grounding label; 32. a bolt; 33. a nut; 34. a spring washer five; 35. a protection conversion module; 36. ZCT; 37. a voltage sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a sealing manufacturing device for an insulating sleeve of an SF6 on-column circuit breaker comprises a shell 2, a moving contact porcelain bottle 1 is connected to the outer wall of the left side of the shell 2, a main shaft 3 is connected to the front end of the shell 2, a flange 4 is arranged on the outer wall of the right side of the shell 2, a gasket 5 is arranged on the inner wall of the flange 4, a static contact porcelain bottle 9 is connected to the outer wall of the right side of the shell 2 through the flange 4, gaskets 5 are connected to the joints of the moving contact porcelain bottle 1 and the static contact porcelain bottle 9 with the shell 2, the gasket 5 is an L-shaped sealing element, a main gasket and an auxiliary gasket are arranged on the gasket 5, so that reliable sealing between the insulating sleeve and the shell is ensured, six groups of the moving contact porcelain bottles 1 and the static contact porcelain bottles 9 are arranged in the shell 2, the moving contact porcelain bottles 1 and the static contact porcelain bottles 9 can be collectively called sleeves, an adsorbent cover 11 is arranged in an inner, the left side of the inner cavity of the shell 2 is provided with a pressing plate 18, the pressing plate 18 is pressed on the outer wall of the right end of the CT19, the outer wall of the right side of the shell 2 is connected with an end cover 20, the left end of the shell 2 is provided with a mechanism side end cover 21, the left end of the shell 2 is connected with a mechanism cover 27 and a mechanism rear cover 26, the inner cavity of the mechanism cover 27 is provided with a mechanism 28, the left end of the mechanism cover 27 is provided with a manual locking switch 29, the outer wall of the mechanism rear cover 26 is provided with a low-pressure locking device 30, the right side of the bottom of the shell 2 is provided with a grounding label 31, the inner cavity of the mechanism cover 27 is provided with a protection conversion module 35.
Wherein, the inner wall swing joint hexagon nut 6 of flange 4, the junction of flange 4 and hexagon nut 6 sets up plain washer 7 and spring washer 8.
The joint of the adsorbent cover 11 and the shell 2 is provided with a hexagon bolt 12, and the joint of the hexagon bolt 12 and the shell 2 is provided with a second flat washer 13 and a second spring washer 14.
The pressing plate 18 and the shell 2 are both connected with a second hexagonal nut 15, and a third flat washer 16 and a third spring washer 17 are arranged on the second hexagonal nut 15 and the pressing plate 18 in a contact manner.
The connection part of the grounding label 31 and the shell 2 is provided with a matched bolt 32 and a nut 33, and the connection part of the bolt 32 and the nut 33 is provided with a spring washer five 34.
The joint of the mechanism side end cover 21 and the shell 2 is provided with a sealing strip 22, the joint of the mechanism side end cover 21 and the shell 2 is provided with a screw 23, and the joint of the screw and the mechanism side end cover 21 is provided with a flat washer four 24 and a spring washer four 25.
Example (b): the moving contact porcelain bottle 1 and the static contact porcelain bottle 9 can be collectively called as insulating sleeves, the sealing structure between the six insulating sleeves and the shell 2 is a gasket 5, the gasket 5 adopts two rubber sealing structures, the rubber sealing element adopts an L shape, the cylindrical surface of the L-shaped sealing element is used as main sealing to ensure the reliable sealing between the insulating sleeves and the shell, the plane part contacting with the insulating sleeves and the shell 2 is used as auxiliary sealing to avoid the damage of ultraviolet rays, wind, frost, rain, snow and external pollution to the main sealing of the L-shaped rubber sealing element, the ageing resistance of the gasket 5 is greatly improved, the shell 2 is connected with the interface of the moving contact porcelain bottle 1 and the static contact porcelain bottle 9, the pipe hole of the insulating sleeve adopts stretch forming to maximally make small welding lines and high strength standards, in addition, the interface part is polished to ensure that the interface part can be closely attached to the insulating sleeves without air gaps, the connector is smooth and excellent in performance, and extends for a certain length in the horizontal plane direction of the insulating sleeve hole in the shell 2 and perpendicular to the insulating sleeve hole, so that the reliable connection between the insulating sleeve of the circuit breaker and the conductive piece is more stable.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a sealed making devices of circuit breaker bushing on SF6 post, includes casing (2), its characterized in that: the movable contact porcelain bottle (1) is connected to the outer wall of the left side of the shell (2), the main shaft (3) is connected to the front end of the shell (2), the flange (4) is arranged on the outer wall of the right side of the shell (2), the gasket (5) is arranged on the inner wall of the flange (4), the outer wall of the right side of the shell (2) is connected with the fixed contact porcelain bottle (9) through the flange (4), the adsorbent cover (11) is arranged in the inner cavity of the shell (2), the adsorbent (10) is filled in the inner cavity of the adsorbent cover (11), the CT (19) is arranged on the inner wall of the left side of the shell (2), the pressing plate (18) is arranged on the left side of the inner cavity of the shell (2), the pressing plate (18) is pressed on the outer wall of the right end of the CT (19), the outer wall of the right side of the shell (2) is connected with the end cover (20), the mechanism side end cover (21) is arranged, the inner chamber of mechanism cover (27) sets up mechanism (28), the left end of mechanism cover (27) sets up manual blocking switch (29), the outer wall of mechanism rear cover (26) sets up low atmospheric pressure blocking device (30), the bottom right side of casing (2) sets up ground connection sign (31), the inner chamber of mechanism cover (27) sets up protection conversion module (35), the right side inner wall of casing (2) sets up ZCT (36), the inner chamber bottom of casing (2) sets up voltage sensor (37).
2. The device for manufacturing the seal of the insulating sleeve of the SF6 pole-mounted circuit breaker as claimed in claim 1, wherein: the inner wall of the flange (4) is movably connected with a hexagonal nut (6), and a flat washer (7) and a spring washer (8) are arranged at the joint of the flange (4) and the hexagonal nut (6).
3. The device for manufacturing the seal of the insulating sleeve of the SF6 pole-mounted circuit breaker as claimed in claim 1, wherein: and a hexagonal bolt (12) is arranged at the joint of the adsorbent cover (11) and the shell (2), and a flat washer II (13) and a spring washer II (14) are arranged at the joint of the hexagonal bolt (12) and the shell (2).
4. The device for manufacturing the seal of the insulating sleeve of the SF6 pole-mounted circuit breaker as claimed in claim 1, wherein: the connection part of the grounding label (31) and the shell (2) is provided with a bolt (32) and a nut (33) which are matched, and the connection part of the bolt (32) and the nut (33) is provided with a spring washer five (34).
5. The device for manufacturing the seal of the insulating sleeve of the SF6 pole-mounted circuit breaker as claimed in claim 1, wherein: the sealing strip (22) is arranged at the joint of the mechanism side end cover (21) and the shell (2), the screw (23) is arranged at the joint of the mechanism side end cover (21) and the shell (2), and the flat washer four (24) and the spring washer four (25) are arranged at the joint of the screw and the mechanism side end cover (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020550022.6U CN212136361U (en) | 2020-04-15 | 2020-04-15 | Sealed manufacturing device for SF6 pole-mounted circuit breaker insulating sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020550022.6U CN212136361U (en) | 2020-04-15 | 2020-04-15 | Sealed manufacturing device for SF6 pole-mounted circuit breaker insulating sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212136361U true CN212136361U (en) | 2020-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020550022.6U Active CN212136361U (en) | 2020-04-15 | 2020-04-15 | Sealed manufacturing device for SF6 pole-mounted circuit breaker insulating sleeve |
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| CN (1) | CN212136361U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114334551A (en) * | 2021-11-19 | 2022-04-12 | 河南平高电气股份有限公司 | Insulating cylinder gluing tool |
-
2020
- 2020-04-15 CN CN202020550022.6U patent/CN212136361U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114334551A (en) * | 2021-11-19 | 2022-04-12 | 河南平高电气股份有限公司 | Insulating cylinder gluing tool |
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