CN204577325U - Vacuum interrupter - Google Patents
Vacuum interrupter Download PDFInfo
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- CN204577325U CN204577325U CN201520339304.0U CN201520339304U CN204577325U CN 204577325 U CN204577325 U CN 204577325U CN 201520339304 U CN201520339304 U CN 201520339304U CN 204577325 U CN204577325 U CN 204577325U
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- lid
- conductive rod
- static
- movable sealing
- static seal
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Abstract
The utility model discloses a kind of vacuum interrupter, comprise shell, moving conductive rod, dynamic cover plate, bellows, shielding cylinder, static conductive rod and quiet cover plate, described shielding cylinder two ends are detachably fixedly connected with movable sealing lid and static seal lid respectively, the material of described movable sealing lid and static seal lid is the metal with heat-conductive characteristic, described static seal lid is socketed on static conductive rod, and described static seal lid abuts with static conductive rod or quiet cover plate, described movable sealing lid is socketed in abut on moving conductive rod and with dynamic cover plate and arranges, to be contacted with dynamic cover plate by movable sealing lid and static seal lid abuts with static conductive rod or quiet cover plate arranges and be delivered on moving conductive rod and static conductive rod by the heat on shielding cylinder respectively by movable sealing lid and static seal lid, thus the heat radiation realized shielding cylinder, the utility model is made to have more excellent radiating effect.
Description
Technical field
The utility model relates to a kind of arc control device, and more particularly, it relates to a kind of vacuum interrupter.
Background technology
Vacuum interrupter, have another name called vacuum switch tube, it is the core component of mesohigh power switch, its Main Function is by can blow-out suppress electric current rapidly after managing the excellent insulating properties of interior vacuum and making mesohigh circuitry cuts power supply, avoid accident and unexpected generation, be mainly used in the power transmission and distribution control system of electric power, be also applied to the distribution systems such as metallurgy, mine, oil, chemical industry, railway, broadcast, communication, industrial high-frequency heating.There is energy-conservation, material-saving, fire prevention, explosion-proof, volume is little, the life-span is long, maintenance cost is low, the feature such as reliable and pollution-free.
Because vacuum extinction chamber interior needs to accomplish to seal completely, and in use, the inner heat produced is higher, therefore vacuum interrupter needs excellent sealing and fan thermal effect.Vacuum interrupter in currently available technology adopts pottery or glass as shell, the two more dynamic cover plate and quiet cover plate being weldingly fixed on shell realizes sealing, and need slippage vertically due to moving conductive rod, therefore a bellows is set seals one end that moving conductive rod is set, heat radiation is then realized by the heat transfer of metal and pottery.And; usually the shielding cylinder of a metal setting can be provided with in the enclosure in order to shield electromagnetic wave; in the prior art shielding cylinder only with housing contacts; and the heat transfer of ceramic package is slower; therefore the temperature on shielding cylinder cannot be transmitted to rapidly on shell; cause the temperature on shielding cylinder higher, this can affect the radiating effect of vacuum interrupter.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is the vacuum interrupter providing a kind of radiating effect more excellent.
For achieving the above object, the utility model provides following technical scheme: a kind of vacuum interrupter, comprise shell, moving conductive rod, dynamic cover plate, bellows, shielding cylinder, static conductive rod and quiet cover plate, described shielding cylinder two ends are detachably fixedly connected with movable sealing lid and static seal lid respectively, and the material of described movable sealing lid and static seal lid is the metal with heat-conductive characteristic, and described static seal lid is socketed on static conductive rod, and described static seal lid abuts with static conductive rod or quiet cover plate, described movable sealing lid is socketed in abut on moving conductive rod and with dynamic cover plate and arranges.
By adopting technique scheme, movable sealing lid and static seal lid is detachably fixedly connected with at shielding cylinder two ends, to be contacted with dynamic cover plate by movable sealing lid and static seal lid abuts with static conductive rod or quiet cover plate arranges and be delivered on moving conductive rod and static conductive rod by the heat on shielding cylinder respectively by movable sealing lid and static seal lid, thus the heat radiation realized shielding cylinder, make the utility model have more excellent radiating effect.
The utility model is set to further: described movable sealing lid and static seal lid and shielding cylinder are tightly connected, and arranges between described static seal lid and static conductive rod in sealing.
By adopting technique scheme, arrange seal cover and static seal lid and shielding cylinder to be tightly connected, add that the sealing between static seal lid and static conductive rod is arranged, make the utility model vacuum interrupter have more excellent sealing effectiveness by the setting of seal cover and static seal lid.
The utility model is set to further: the openend of described movable sealing lid and static seal lid is provided with the first internal thread, and described movable sealing lid and static seal lid are threaded in shielding cylinder two ends respectively.
By adopting technique scheme, realize seal cover and the sealing between static seal lid and shielding cylinder by arranging of being threaded with shielding cylinder of movable sealing lid and static seal lid, and screw connection structure is simple, easy for installation.
The utility model is set to further: described static seal lid is provided with through hole back to the one end in shielding cylinder, described through hole is provided with the second internal thread, described static conductive rod is provided with the external screw thread with the second screw-internal thread fit, described static conductive rod is also provided with the abutting part of conflicting for the static seal lid back of the body.
By adopting technique scheme, realizing static seal lid and to be set on static conductive rod and to realize sealing effectiveness.
The utility model is set to further: described bellows-sheathed to be connected on moving conductive rod and to be located in movable sealing lid, described bellows one end abuts with movable sealing lid, described bellows is provided with bellows shield lid back to the one end in movable sealing lid, and described bellows shield lid is socketed on moving conductive rod and described bellows shield lid abuts with bellows and arranges.
By adopting technique scheme, realizing moving conductive rod by arranging of abutting with bellows shield lid and movable sealing lid respectively of bellows two ends and activity vertically can realize again the effect that seals.
The utility model is set to further: be provided with the first sealing ring between described bellows and bellows shield lid, is provided with the second sealing ring between described bellows and movable sealing lid, the lateral surface of described bellows shield lid and the madial wall matched in clearance of shielding cylinder.
The utility model is set to further: the material of described first sealing ring and the second sealing ring is metal.
By adopting technique scheme, the first sealing ring and the second sealing ring are set to strengthen the sealing between bellows two ends and bellows shield lid and movable sealing lid.
The utility model is set to further: one end end face of described quiet cover plate shell is dorsad provided with the radiating fin of structure ringwise.
By adopting technique scheme, strengthen radiating effect by arranging radiating fin at the quiet cover plate back side.
In sum, the utility model vacuum interrupter has the advantage that sealing effectiveness is excellent and radiating effect is excellent.
Accompanying drawing explanation
Fig. 1 is the structural representation of vacuum interrupter;
Fig. 2 is the A portion enlarged drawing of Fig. 1.
Reference numeral: 1, quiet cover plate; 11, radiating fin; 2, static conductive rod; 21, fixed contact; 22, abutting part; 23, external screw thread; 3, shell; 4, shielding cylinder; 41, static seal lid; 411, the first internal thread; 412, the second internal thread; 42, movable sealing lid; 5, moving conductive rod; 51, moving contact; 6, bellows shield lid; 7, bellows; 71, the first sealing ring; 72, the second sealing ring; 8, dynamic cover plate.
Embodiment
Referring to figs. 1 through Fig. 2, the utility model vacuum interrupter is described further.
Be a kind of execution mode of the utility model vacuum interrupter as shown in Figure 1 to Figure 2, it comprises shell 3, moving conductive rod 5, dynamic cover plate 8, bellows 7, shielding cylinder 4, static conductive rod 2 and quiet cover plate 1, the utility model housing 3 adopts ceramic material to make, and described static conductive rod 2 and moving conductive rod 5 end are respectively arranged with fixed contact and moving contact 51, are moved the break-make of the control circuit that is contacting and separating controlled between moving contact 51 and fixed contact by moving conductive rod 5.
Wherein, shielding cylinder 4 two ends are detachably fixedly connected with movable sealing lid 42 and static seal lid 41 respectively, the material of movable sealing lid 42 and static seal lid 41 is the metal with heat-conductive characteristic, such as silver, copper, gold, aluminium etc., consider thermal conductivity effect and use cost, the utility model preferably copper or aluminium; Static seal lid 41 is socketed on static conductive rod 2, and static seal lid 41 abuts with static conductive rod 2 or quiet cover plate 1, and movable sealing lid 42 is socketed in abut on moving conductive rod 5 and with dynamic cover plate 8 and arranges.Movable sealing lid 42 and static seal lid 41 is detachably fixedly connected with at shielding cylinder 4 two ends, to be contacted with dynamic cover plate 8 by movable sealing lid 42 and static seal lid 41 abuts with static conductive rod 2 or quiet cover plate 1 arranges and be delivered on moving conductive rod 5 and static conductive rod 2 by the heat on shielding cylinder 4 respectively by movable sealing lid 42 and static seal lid 41, thus the heat radiation realized shielding cylinder 4, make the utility model have more excellent radiating effect.
The utility model is in sealing and considers, is set to be tightly connected by movable sealing lid 42 with between static seal lid 41 and shielding cylinder 4, and arranges in sealing between static seal lid 41 and static conductive rod 2.Arrange seal cover and static seal lid 41 and shielding cylinder 4 to be tightly connected, add that the sealing between static seal lid 41 and static conductive rod 2 is arranged, make the utility model vacuum interrupter have more excellent sealing effectiveness by the setting of seal cover and static seal lid 41.Its concrete structure is: the openend of movable sealing lid 42 and static seal lid 41 is provided with the first internal thread 411, movable sealing lid 42 and static seal lid 41 are threaded in shielding cylinder 4 two ends respectively, seal cover and the sealing between static seal lid 41 and shielding cylinder 4 is realized by arranging of being threaded with shielding cylinder 4 of movable sealing lid 42 and static seal lid 41, and screw connection structure is simple, easy for installation.In addition, static seal lid 41 is provided with through hole back to the one end in shielding cylinder 4, through hole is provided with the second internal thread 412, static conductive rod 2 is provided with the external screw thread 23 coordinated with the second internal thread 412, static conductive rod 2 is also provided with and carries on the back the abutting part 22 of conflicting for static seal lid 41, thus realize static seal lid 41 and to be set on static conductive rod 2 and to realize sealing effectiveness.
In addition, bellows 7 to be socketed on moving conductive rod 5 and to be located in movable sealing lid 42, bellows 7 one end abuts with movable sealing lid 42, bellows 7 is provided with bellows shield lid 6 back to the one end in movable sealing lid 42, bellows shield lid 6 is socketed on moving conductive rod 5 and bellows shield lid 6 abuts with bellows 7 and arranges, because bellows shield lid 6 and bellows 7 belong to prior art to those skilled in the art so do not illustrate, in prior art, dynamic cover plate 8 and bellows 7 abut, and the utility model arranges a movable sealing lid 42 between dynamic cover plate 8 and bellows 7, the bellows 7 be originally connected on dynamic cover plate 8 is connected to movable sealing lid 42.Realizing moving conductive rod 5 by arranging of abutting with bellows shield lid 6 and movable sealing lid 42 respectively of bellows 7 two ends can the movable effect that can realize again sealing vertically.
Meanwhile, be in sealing and consider, between bellows 7 and bellows shield lid 6, be provided with the first sealing ring 71, between bellows 7 and movable sealing lid 42, be provided with the second sealing ring 72, the lateral surface of bellows shield lid 6 and the madial wall matched in clearance of shielding cylinder 4; The material of the first sealing ring 71 and the second sealing ring 72 is metal, and metal o-ring belongs to prior art, does not illustrate at this.
In addition, in order to strengthen the radiating effect of the utility model vacuum interrupter, one end end face of quiet cover plate 1 shell 33 is dorsad provided with the radiating fin 11 of multiple structure ringwise, radiating fin 11 is except size, other structure is identical, and all radiating fins 11 are arranged in concentric, are set to two radiating fins 11 in the utility model.Radiating effect is strengthened by arranging radiating fin 11 at quiet cover plate 1 back side.
The above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (8)
1. a vacuum interrupter, comprise shell, moving conductive rod, dynamic cover plate, bellows, shielding cylinder, static conductive rod and quiet cover plate, it is characterized in that: described shielding cylinder two ends are detachably fixedly connected with movable sealing lid and static seal lid respectively, the material of described movable sealing lid and static seal lid is the metal with heat-conductive characteristic, described static seal lid is socketed on static conductive rod, and described static seal lid abuts with static conductive rod or quiet cover plate, and described movable sealing lid is socketed in moving conductive rod abuts with dynamic cover plate and arranges.
2. vacuum interrupter according to claim 1, is characterized in that: described movable sealing lid and static seal lid and shielding cylinder are tightly connected, and arranges between described static seal lid and static conductive rod in sealing.
3. vacuum interrupter according to claim 2, is characterized in that: the openend of described movable sealing lid and static seal lid is provided with the first internal thread, and described movable sealing lid and static seal lid are threaded in shielding cylinder two ends respectively.
4. vacuum interrupter according to claim 2, it is characterized in that: described static seal lid is provided with through hole back to the one end in shielding cylinder, described through hole is provided with the second internal thread, described static conductive rod is provided with the external screw thread with the second screw-internal thread fit, described static conductive rod is also provided with the abutting part of conflicting for the static seal lid back of the body.
5. vacuum interrupter according to claim 1, it is characterized in that: described bellows-sheathed to be connected on moving conductive rod and to be located in movable sealing lid, described bellows one end abuts with movable sealing lid, described bellows is provided with bellows shield lid back to the one end in movable sealing lid, and described bellows shield lid is socketed on moving conductive rod and described bellows shield lid abuts with bellows and arranges.
6. vacuum interrupter according to claim 5, it is characterized in that: between described bellows and bellows shield lid, be provided with the first sealing ring, the second sealing ring is provided with, the lateral surface of described bellows shield lid and the madial wall matched in clearance of shielding cylinder between described bellows and movable sealing lid.
7. vacuum interrupter according to claim 6, is characterized in that: the material of described first sealing ring and the second sealing ring is metal.
8. vacuum interrupter according to claim 1, is characterized in that: one end end face of described quiet cover plate shell is dorsad provided with the radiating fin of structure ringwise.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520339304.0U CN204577325U (en) | 2015-05-23 | 2015-05-23 | Vacuum interrupter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520339304.0U CN204577325U (en) | 2015-05-23 | 2015-05-23 | Vacuum interrupter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204577325U true CN204577325U (en) | 2015-08-19 |
Family
ID=53869926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520339304.0U Expired - Fee Related CN204577325U (en) | 2015-05-23 | 2015-05-23 | Vacuum interrupter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204577325U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565177A (en) * | 2018-05-03 | 2018-09-21 | 湖北大禹汉光真空电器有限公司 | A kind of contact cooling system of good heat dissipation effect |
-
2015
- 2015-05-23 CN CN201520339304.0U patent/CN204577325U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565177A (en) * | 2018-05-03 | 2018-09-21 | 湖北大禹汉光真空电器有限公司 | A kind of contact cooling system of good heat dissipation effect |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160606 Address after: 361100, No. 56, Tong An garden, Tongan Industrial Concentration Zone, Tongan District, Fujian, Xiamen Patentee after: Xiamen Sen Light Electric Technology Co., Ltd. Address before: 325608, No. twenty, No. 288, Yueqing Economic Development Zone, Wenzhou, Zhejiang, Yueqing Patentee before: Zhejiang gloomy photoelectricity gas Science and Technology Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20170523 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |