CN108155058A - A kind of vacuum circuit breaker arc-chutes - Google Patents
A kind of vacuum circuit breaker arc-chutes Download PDFInfo
- Publication number
- CN108155058A CN108155058A CN201611102023.9A CN201611102023A CN108155058A CN 108155058 A CN108155058 A CN 108155058A CN 201611102023 A CN201611102023 A CN 201611102023A CN 108155058 A CN108155058 A CN 108155058A
- Authority
- CN
- China
- Prior art keywords
- contact
- conductive plate
- arc
- shielding case
- circuit breaker
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
- H01H2033/6648—Contacts containing flexible parts, e.g. to improve contact pressure
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The invention discloses a kind of vacuum circuit breaker arc-chutes, it is related to vacuum circuit breaker appliance technology；The inside of the porcelain shell is equipped with shielding case, upper end inside the shielding case is equipped with static contact, the static contact is fixed on by locking nut in shielding case, the lower end of the shielding case, which is worn, is connected to moving contact, the both sides of the moving contact upper end are mounted on elastic piece, the madial wall of the elastic piece is equipped with contact arc-like sheet, upper end setting inside the moving contact is fluted, movable contact is provided in the groove, the bottom of the movable contact is equipped with conductive plate, the both ends of the conductive plate are mounted on ball, the bottom of the conductive plate is equipped with connecting spring, the conductive plate is connect by conducting wire with moving contact；The present invention improves contact, easy to use, easy to operate, improves work efficiency.
Description
Technical field
The present invention relates to a kind of vacuum circuit breaker arc-chutes, belong to vacuum circuit breaker appliance technology.
Background technology
In high-voltage electrical appliances field, high-pressure vacuum breaker is the core component in complete equipment of high voltage switch, is to be used for
Control and the electrical equipment of protection electric system.Vacuum circuit breaker mainly includes vacuum interrupter, operating mechanism and stent, very
Empty arc-chutes and operating mechanism are all disposed in rack, the circuit of break-make are needed to access vacuum interrupter, vacuum interrupter is main
The moving contact of porcelain shell, static contact and moving contact including playing insulating effect, operating mechanism and vacuum interrupter is connected, control
The on-off between upper moving contact in vacuum extinction room processed, closes and turn-off current so as to fulfill breaker.
Its contact is poor when in use with arc-chutes for existing vacuum circuit breaker, leads to loose contact, inconvenient to use.
Invention content
In view of the above-mentioned problems, the technical problem to be solved in the present invention is to provide a kind of vacuum circuit breaker arc-chutes.
A kind of vacuum circuit breaker arc-chutes of the present invention, it includes porcelain shell, shielding case, static contact, locking nut, moves and touch
Head, elastic piece, contact arc-like sheet, movable contact, conductive plate, ball, connecting spring；The inside of the porcelain shell is equipped with shielding case,
Upper end inside the shielding case is equipped with static contact, and the static contact is fixed on by locking nut in shielding case, the screen
The lower end for covering cover wears and is connected to moving contact, and the both sides of the moving contact upper end are mounted on elastic piece, the madial wall of the elastic piece
Contact arc-like sheet is installed, the upper end setting inside the moving contact is fluted, and movable contact is provided in the groove, described dynamic
The bottom of contact is equipped with conductive plate, and the both ends of the conductive plate are mounted on ball, and the bottom of the conductive plate is equipped with company
Spring is connect, the conductive plate is connect by conducting wire with moving contact.
Preferably, the stationary contact both ends of the static contact are set as arc.
Preferably, the interior upper end of the elastic piece is provided with guide groove.
Compared with prior art, beneficial effects of the present invention are：Contact is improved, it is easy to use, it is easy to operate, it improves
Working efficiency.
Description of the drawings
For ease of explanation, the present invention is described in detail by following specific implementations and attached drawing.
Fig. 1 is the structural diagram of the present invention.
In figure：1- porcelain shells；2- shielding cases；3- static contacts；4- locking nuts；5- moving contacts；6- elastic pieces；7- contacts arc
Piece；8- movable contacts；9- conductive plates；10- balls；11- connecting springs.
Specific embodiment
Understand to make the object, technical solutions and advantages of the present invention clearer, it is specific below by what is shown in attached drawing
Embodiment describes the present invention.However, it should be understood that these descriptions are merely illustrative, and it is not intended to limit the model of the present invention
It encloses.In addition, in the following description, the description to known features and technology is omitted, to avoid unnecessarily obscuring the present invention's
Concept.
As shown in Figure 1, present embodiment uses following technical scheme：It include porcelain shell 1, shielding case 2, static contact 3,
Locking nut 4, moving contact 5, elastic piece 6, contact arc-like sheet 7, movable contact 8, conductive plate 9, ball 10, connecting spring 11；It is described
The inside of porcelain shell 1 is equipped with shielding case 2, and the upper end inside the shielding case 2 is equipped with static contact 3, and the static contact 3 passes through lock
Tight nut 4 is fixed in shielding case, and the lower end of the shielding case 2, which is worn, is connected to moving contact 5, and the both sides of 5 upper end of moving contact are equal
Elastic piece 6 is installed, the madial wall of the elastic piece 6, which is equipped with, contacts arc-like sheet 7, the upper end setting inside the moving contact 5
It is fluted, it is provided with movable contact 8 in the groove, the bottom of the movable contact 8 is equipped with conductive plate 9, and the two of the conductive plate 9
End is mounted on ball 10, and the bottom of the conductive plate 9 is equipped with connecting spring 11, and the conductive plate 9 is touched by conducting wire with dynamic
First 3 connection.
Further, the stationary contact both ends of the static contact 3 are set as arc.
Further, the interior upper end of the elastic piece 6 is provided with guide groove.
The operation principle of present embodiment is：When in use, moving contact 5, moving contact 5 are connected by operating mechanism
It is in contact with static contact 3, the contact arc-like sheet 7 on elastic piece 6 is in contact with static contact 3, while movable contact 8 and static contact phase
Contact, after contact, movable contact 8 realizes movable contact 8 by the elastic force of connecting spring 11 and stationary contact is good contacts, dynamic tactile
During 8 movement of point, quick guiding is realized by ball 10 so that the service life of movable contact 8 is long, and can guarantee contact.
The basic principles, main features and the advantages of the invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (3)
1. a kind of vacuum circuit breaker arc-chutes, it is characterised in that：It includes porcelain shell, shielding case, static contact, locking nut, moves
Contact, elastic piece, contact arc-like sheet, movable contact, conductive plate, ball, connecting spring；The inside of the porcelain shell is equipped with shielding
It covers, the upper end inside the shielding case is equipped with static contact, and the static contact is fixed on by locking nut in shielding case, described
The lower end of shielding case, which is worn, is connected to moving contact, and the both sides of the moving contact upper end are mounted on elastic piece, the inside of the elastic piece
Wall is equipped with contact arc-like sheet, and the upper end setting inside the moving contact is fluted, and movable contact is provided in the groove, described
The bottom of movable contact is equipped with conductive plate, and the both ends of the conductive plate are mounted on ball, and the bottom of the conductive plate is equipped with
Connecting spring, the conductive plate are connect by conducting wire with moving contact.
2. a kind of vacuum circuit breaker arc-chutes according to claim 1, it is characterised in that：The stationary contact of the static contact
Both ends are set as arc.
3. a kind of vacuum circuit breaker arc-chutes according to claim 1, it is characterised in that：The interior upper end of the elastic piece
It is provided with guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611102023.9A CN108155058A (en) | 2016-12-05 | 2016-12-05 | A kind of vacuum circuit breaker arc-chutes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611102023.9A CN108155058A (en) | 2016-12-05 | 2016-12-05 | A kind of vacuum circuit breaker arc-chutes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108155058A true CN108155058A (en) | 2018-06-12 |
Family
ID=62470895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611102023.9A Pending CN108155058A (en) | 2016-12-05 | 2016-12-05 | A kind of vacuum circuit breaker arc-chutes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108155058A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110783138A (en) * | 2019-10-14 | 2020-02-11 | 刘庆州 | Emergency treatment device for arc extinguish chamber contact piece of vacuum contactor |
| DE102019205239A1 (en) * | 2019-04-11 | 2020-10-15 | Siemens Aktiengesellschaft | Switching device for an electrical device and electrical system |
| CN111968876A (en) * | 2020-09-17 | 2020-11-20 | 安徽普众机电有限公司 | Household high-voltage vacuum circuit breaker |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201188388Y (en) * | 2008-04-03 | 2009-01-28 | 辛高文 | Outdoor high-voltage AC isolation switch electric contact |
| CN201549422U (en) * | 2009-12-10 | 2010-08-11 | 嵩县电业局 | Outdoor high-voltage isolating switch |
| CN201812726U (en) * | 2010-09-03 | 2011-04-27 | 耿万军 | Electrical contact for outdoor high-voltage alternating-current disconnector |
| CN203070997U (en) * | 2013-02-28 | 2013-07-17 | 天安电气集团浙江电气有限公司 | Static contact used for high-voltage switchgear |
| CN204577319U (en) * | 2015-05-23 | 2015-08-19 | 浙江森光电气科技有限公司 | A kind of vacuum interrupter |
| CN205004236U (en) * | 2015-09-16 | 2016-01-27 | 湖南天鹰隔离开关有限公司 | Isolator's switch device |
-
2016
- 2016-12-05 CN CN201611102023.9A patent/CN108155058A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201188388Y (en) * | 2008-04-03 | 2009-01-28 | 辛高文 | Outdoor high-voltage AC isolation switch electric contact |
| CN201549422U (en) * | 2009-12-10 | 2010-08-11 | 嵩县电业局 | Outdoor high-voltage isolating switch |
| CN201812726U (en) * | 2010-09-03 | 2011-04-27 | 耿万军 | Electrical contact for outdoor high-voltage alternating-current disconnector |
| CN203070997U (en) * | 2013-02-28 | 2013-07-17 | 天安电气集团浙江电气有限公司 | Static contact used for high-voltage switchgear |
| CN204577319U (en) * | 2015-05-23 | 2015-08-19 | 浙江森光电气科技有限公司 | A kind of vacuum interrupter |
| CN205004236U (en) * | 2015-09-16 | 2016-01-27 | 湖南天鹰隔离开关有限公司 | Isolator's switch device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019205239A1 (en) * | 2019-04-11 | 2020-10-15 | Siemens Aktiengesellschaft | Switching device for an electrical device and electrical system |
| CN110783138A (en) * | 2019-10-14 | 2020-02-11 | 刘庆州 | Emergency treatment device for arc extinguish chamber contact piece of vacuum contactor |
| CN110783138B (en) * | 2019-10-14 | 2021-12-21 | 广西电网有限责任公司南宁供电局 | Emergency treatment device for arc extinguish chamber contact piece of vacuum contactor |
| CN111968876A (en) * | 2020-09-17 | 2020-11-20 | 安徽普众机电有限公司 | Household high-voltage vacuum circuit breaker |
| CN111968876B (en) * | 2020-09-17 | 2022-06-28 | 安徽普众机电有限公司 | Household high-voltage vacuum circuit breaker |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180612 |
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| WD01 | Invention patent application deemed withdrawn after publication |