CN105374619A - High-voltage vacuum circuit breaker - Google Patents
High-voltage vacuum circuit breaker Download PDFInfo
- Publication number
- CN105374619A CN105374619A CN201510787732.4A CN201510787732A CN105374619A CN 105374619 A CN105374619 A CN 105374619A CN 201510787732 A CN201510787732 A CN 201510787732A CN 105374619 A CN105374619 A CN 105374619A
- Authority
- CN
- China
- Prior art keywords
- tension pole
- insulated tension
- housing
- circuit breaker
- insulating cylinder
- 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
- H01H33/662—Housings or protective screens
-
- 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
- H01H33/666—Operating arrangements
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The invention discloses a high-voltage vacuum circuit breaker. The high-voltage vacuum circuit breaker comprises an insulating cylinder, a shell, a vacuum arc extinguish chamber and an insulating pull rod; the insulating cylinder is arranged on the shell; the insulating cylinder is fixedly connected with the shell; the vacuum arc extinguish chamber and the insulating pull rod are arranged in the shell; soft connection is arranged at the top end of the insulating pull rod; an upper bracket and a lower bracket are arranged at the two ends of the vacuum arc extinguish chamber respectively; the upper bracket and the lower bracket are connected with the vacuum arc extinguish chamber in a clamping manner separately; an upper outgoing line base is arranged on one side of the upper bracket while a lower outgoing line base is arranged on one side of the lower bracket; a disc spring is arranged in the insulating pull rod; a four-bar mechanism is hinged at the lower end of the insulating pull rod; and the four-bar mechanism is provided with a brake-separating spring and a switching-on cam. The high-voltage vacuum circuit breaker is compact in structure, convenient to install, high in operation stability and good in the insulating effect.
Description
Technical field
The present invention relates to a kind of controller switching equipment technical field, particularly relate to a kind of high-pressure vacuum breaker.
Background technology
Circuit breaker refer to the electric current that can close, carry and cut-off under normal loop condition and can close, the switching device of carrying and the electric current under cut-offfing abnormal loop condition in official hour; circuit breaker is divided into primary cut-out and low-voltage circuit breaker by its scope of application; high-low pressure identification of boundaries is fuzzyyer, is called High-Voltage Electrical Appliances generally by more than 3kV.
Circuit breaker can be used to distribute electric energy, infrequently start asynchronous motor, protection is carried out to power circuit and motor etc., can automatic shutdown circuit when serious overload or short circuit and the fault such as under-voltage occur for they, its function is equivalent to Fuse switch and the combination of crossing underheat relay etc., and generally do not need to change parts after disjunction fault current, at present, obtain a wide range of applications, the generation of electricity, conveying, in using, distribution is an extremely important link, distribution system comprises transformer and various high and low voltage electrical equipment equipment, low-voltage circuit breaker is then the electrical equipment that a kind of use has a large capacity and a wide range, the main contacts of low-voltage circuit breaker is by manual operation or electric switch-on, after main contacts is closed, main contacts is locked on closing position by free tripping mechanism, the coil of overcurrent trip and the thermal element of thermal overload release are connected with main circuit, the coil of under-voltage release and power sources in parallel, when circuit be short-circuited or heavy overload time, the armature adhesive of overcurrent trip, make free tripping mechanism action, main contacts disconnects main circuit, when circuit overloads, the thermal element heating of thermal overload release makes on bimetal leaf bending, promote free tripping mechanism action, when circuit under voltage, the armature release of under-voltage release, also free tripping mechanism action is made, shunt release is then used as far distance controlled, when normally working, its coil is power-off, when needs distance controlling, press starting button, make coil electricity, the any moment of circuit breaker in making process, if protection act connects trip(ping) circuit, circuit breaker can reliably disconnect completely, this is just trip free, with the circuit breaker of trip free, when can ensure breaker closing short trouble, can disconnect rapidly, the scope of expansion accident can be avoided.
Current existing breaker structure less stable, install inconvenient, insulation effect is general.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of compact conformation, easy for installation, and operational stability is high, the high-pressure vacuum breaker that insulation effect is good.
For solving the problem, the present invention adopts following technical scheme: a kind of high-pressure vacuum breaker, comprise insulating cylinder, housing, vacuum interrupter and insulated tension pole, described insulating cylinder is located on housing, described insulating cylinder is fixedly connected with housing, described vacuum interrupter and insulated tension pole are located in housing, described insulated tension pole top is provided with and is flexible coupling, the vacuum interrupter arranged can eliminate circuit, keep use safety, insulating cylinder can holding structure compact, insulation effect is good, quadric chain can drive insulated tension pole to move, thus the break-make of control circuit, keep manipulation safety, disc spring can reduce the vibration in combined floodgate and separating brake process, increase the service life, described vacuum interrupter two ends are respectively arranged with upper bracket and lower carriage, described upper bracket and lower carriage hold with vacuum interrupter respectively and are connected, described upper bracket side is provided with wire outlet seat, described lower carriage side is provided with lower wire outlet seat, disc spring is provided with in described insulated tension pole, described insulated tension pole lower end is hinged is provided with quadric chain, described quadric chain is provided with tripping spring and combined floodgate cam.
As preferably, described tripping spring one end is fixedly connected with housing, and holding structure is reliable and stable.
As preferably, described quadric chain side is provided with tripping electromagnet, conveniently carries out separating brake operation.
As preferably, described in be flexible coupling and be fixedly connected with insulated tension pole, facilitate insulated tension pole to drive the movement that is flexible coupling.
As preferably, described in be flexible coupling and be electrically connected with lower wire outlet seat, facilitate the connection of circuit.
The invention has the beneficial effects as follows: the vacuum interrupter of setting can eliminate circuit, keep use safety, insulating cylinder can holding structure compact, insulation effect is good, quadric chain can drive insulated tension pole to move, thus the break-make of control circuit, keep manipulation safety, disc spring can reduce the vibration in combined floodgate and separating brake process, increases the service life.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structure chart of a kind of high-pressure vacuum breaker of the present invention.
Embodiment
Consult shown in Fig. 1, a kind of high-pressure vacuum breaker, comprise insulating cylinder 1, housing 2, vacuum interrupter 3 and insulated tension pole 4, described insulating cylinder 1 is located on housing 2, described insulating cylinder 1 is fixedly connected with housing 2, described vacuum interrupter 3 and insulated tension pole 4 are located in housing 2, described insulated tension pole 4 top is provided with and is flexible coupling 5, described vacuum interrupter 3 two ends are respectively arranged with upper bracket 6 and lower carriage 7, described upper bracket 6 and lower carriage 7 hold with vacuum interrupter 3 respectively and are connected, described upper bracket 6 side is provided with wire outlet seat 8, described lower carriage 7 side is provided with lower wire outlet seat 9, disc spring 10 is provided with in described insulated tension pole 4, described insulated tension pole 4 lower end is hinged is provided with quadric chain 11, described quadric chain 11 is provided with tripping spring 12 and combined floodgate cam 13.
Described tripping spring 12 one end is fixedly connected with housing 2, and in use, holding structure is reliable and stable.
Described quadric chain 11 side is provided with tripping electromagnet 14, in use, conveniently carries out separating brake operation.
Described be flexible coupling 5 to be fixedly connected with insulated tension pole 4, in use, facilitate insulated tension pole 4 to drive to be flexible coupling 5 to move.
Described be flexible coupling 5 to be electrically connected with lower wire outlet seat 9, in use, facilitate the connection of circuit.
During combined floodgate, rotating cam 13 drives insulated tension pole 4 to rise by quadric chain 11, is flexible coupling 5 to be connected with lower junction block 9, can connect circuit, when circuit overload, tripping electromagnet 14 produces magnetic force and quadric chain 11 is moved, drive insulated tension pole 4 to decline, circuit disconnects.
The invention has the beneficial effects as follows: the vacuum interrupter of setting can eliminate circuit, keep use safety, insulating cylinder can holding structure compact, insulation effect is good, quadric chain can drive insulated tension pole to move, thus the break-make of control circuit, keep manipulation safety, disc spring can reduce the vibration in combined floodgate and separating brake process, increases the service life.
The above; be only the specific embodiment of the present invention; but protection scope of the present invention is not limited thereto; any change of expecting without creative work or replacement; all should be encompassed within protection scope of the present invention; therefore, the protection range that protection scope of the present invention should limit with claims is as the criterion.
Claims (5)
1. a high-pressure vacuum breaker, it is characterized in that: comprise insulating cylinder, housing, vacuum interrupter and insulated tension pole, described insulating cylinder is located on housing, described insulating cylinder is fixedly connected with housing, described vacuum interrupter and insulated tension pole are located in housing, described insulated tension pole top is provided with and is flexible coupling, described vacuum interrupter two ends are respectively arranged with upper bracket and lower carriage, described upper bracket and lower carriage hold with vacuum interrupter respectively and are connected, described upper bracket side is provided with wire outlet seat, described lower carriage side is provided with lower wire outlet seat, disc spring is provided with in described insulated tension pole, described insulated tension pole lower end is hinged is provided with quadric chain, described quadric chain is provided with tripping spring and combined floodgate cam.
2. high-pressure vacuum breaker according to claim 1, is characterized in that: described tripping spring one end is fixedly connected with housing.
3. high-pressure vacuum breaker according to claim 1, is characterized in that: described quadric chain side is provided with tripping electromagnet.
4. high-pressure vacuum breaker according to claim 1, is characterized in that: described in be flexible coupling and be fixedly connected with insulated tension pole.
5. high-pressure vacuum breaker according to claim 1, is characterized in that: described in be flexible coupling and be electrically connected with lower wire outlet seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510787732.4A CN105374619A (en) | 2015-11-17 | 2015-11-17 | High-voltage vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510787732.4A CN105374619A (en) | 2015-11-17 | 2015-11-17 | High-voltage vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105374619A true CN105374619A (en) | 2016-03-02 |
Family
ID=55376716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510787732.4A Pending CN105374619A (en) | 2015-11-17 | 2015-11-17 | High-voltage vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105374619A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108335929A (en) * | 2017-12-28 | 2018-07-27 | 北京双杰电气股份有限公司 | A kind of five anti-interlockings |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10224585A1 (en) * | 2002-06-04 | 2003-12-18 | Abb Patent Gmbh | Vacuum switch comprises a housing consisting of a cast resin which contains quartz powder at least as an only added constituent |
| CN201465884U (en) * | 2009-04-30 | 2010-05-12 | 上海德力西集团有限公司 | Indoor high-voltage alternating-current (AC) vacuum breaker |
| CN202650954U (en) * | 2012-06-27 | 2013-01-02 | 厦门市恒源新电力设备有限公司 | Vacuum switch-fuse combined electrical apparatus terminal |
| CN203910664U (en) * | 2014-06-26 | 2014-10-29 | 西一电气有限公司 | Energy storage closing device for vacuum circuit breaker |
-
2015
- 2015-11-17 CN CN201510787732.4A patent/CN105374619A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10224585A1 (en) * | 2002-06-04 | 2003-12-18 | Abb Patent Gmbh | Vacuum switch comprises a housing consisting of a cast resin which contains quartz powder at least as an only added constituent |
| CN201465884U (en) * | 2009-04-30 | 2010-05-12 | 上海德力西集团有限公司 | Indoor high-voltage alternating-current (AC) vacuum breaker |
| CN202650954U (en) * | 2012-06-27 | 2013-01-02 | 厦门市恒源新电力设备有限公司 | Vacuum switch-fuse combined electrical apparatus terminal |
| CN203910664U (en) * | 2014-06-26 | 2014-10-29 | 西一电气有限公司 | Energy storage closing device for vacuum circuit breaker |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108335929A (en) * | 2017-12-28 | 2018-07-27 | 北京双杰电气股份有限公司 | A kind of five anti-interlockings |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160302 |
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| RJ01 | Rejection of invention patent application after publication |