CN104576171B - Quick box monopole vacuum contactor - Google Patents
Quick box monopole vacuum contactor Download PDFInfo
- Publication number
- CN104576171B CN104576171B CN201410857587.8A CN201410857587A CN104576171B CN 104576171 B CN104576171 B CN 104576171B CN 201410857587 A CN201410857587 A CN 201410857587A CN 104576171 B CN104576171 B CN 104576171B
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- CN
- China
- Prior art keywords
- housing
- lever
- brake
- separating
- drive link
- 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.)
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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
-
- 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
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a kind of quick box monopole vacuum contactor, including insulation shell, vacuum switch tube in the housing is set, is arranged on housing two electrical terminals being respectively connected with the electrode of vacuum switch tube two, the insulated tension pole being connected with vacuum switch tube moving contact in the housing is set, for driving insulated tension pole to carry out the lever of divide-shut brake action, for driving lever to carry out the brake separating mechanism of separating brake action, the switching-on mechanism for driving lever progress feed motion；Switching-on mechanism includes being rotatably arranged on the driving lever for driving lever rotation in housing and the combined floodgate drive link for driving driving lever to rotate, and the one end of combined floodgate drive link away from driving lever stretches out housing and is used as closing by hand button；Brake separating mechanism includes setting the electromagnetic release mechanism for being used to drive lever rotation in the housing and the separating brake drive link for triggering the action of electromagnetism uncoupling rigging, and the outboard end of separating brake drive link stretches out housing and is used as manual brake separating button.Closing speed of the present invention is very fast, disclosure satisfy that the demand of generating electricity by way of merging two or more grid systems of emerging power equipment.
Description
Technical field
The invention belongs to vacuum contactor structure-design technique field, and in particular to a kind of quick box monopole vacuum contact
Device.
Background technology
In current power system, what high, medium and low voltage contactor and breaker were used is all electromagnetic type divide-shut brake, electromagnetism point
What the speed of combined floodgate was realized mainly by the volume size of coil and magnet, because vacuum contact is to come arc extinguishing, vacuum by vacuum tube
Pipe is made up of self-closing power and contact pressure bullet, and the vacuum contactor that conventional electric power is used all presses bullet and separating brake anti-in design with contact
Power spring is mentality of designing, so the coil and magnet volume ratio of design are larger, vacuum tube could be shifted onto closing position, because
The power of promotion is greater than the self-closing power of vacuum tube, contact pressure elastic force and also has reaction spring power summation.The bigger closing time of coil is just
Longer, because electromagnet coil has the presence of inductance, the size of inductance concerns the speed of contact closing time.
The conventional contact of domestic market can not meet the emerging production such as present photovoltaic solar, wind-power electricity generation
Industry.Because these emerging generatings are carried out when being connected to the grid in the case where not powering off.Contactor is exactly its grid-connected key element,
So requiring high to contactor closing time, it is necessary to which control is in below 3m/s, and conventional contact can not be realized.
The content of the invention
It is an object of the invention to provide a kind of quick box monopole vacuum contactor of rapid closing.
Realizing the technical scheme of the object of the invention is：A kind of quick box monopole vacuum contactor, including insulation shell, set
Two power connection ends being respectively connected with the electrode of vacuum switch tube two for put vacuum switch tube in the housing, being arranged on housing
Son, the insulated tension pole being connected with vacuum switch tube moving contact in the housing is set, for driving insulated tension pole progress divide-shut brake
The lever of action, the brake separating mechanism for driving lever progress separating brake action, the combined floodgate for driving lever progress feed motion
Mechanism；Switching-on mechanism drives the driving lever of lever rotation and for driving driving lever to rotate including being rotatably arranged on being used in housing
Combined floodgate drive link, one end away from driving lever of combined floodgate drive link stretches out housing and is used as closing by hand button；Brake separating mechanism includes setting
Put the electromagnetic release mechanism for being used to drive lever rotation in the housing and passed for the separating brake for triggering the action of electromagnetism uncoupling rigging
Lever, the outboard end of separating brake drive link stretches out housing and is used as manual brake separating button.
In such scheme, the one end of lever away from brake separating mechanism is rotatably arranged on insulation shell inwall.
In such scheme, combined floodgate drive link and separating brake drive link be arranged in parallel.
Combined floodgate secondary spring is additionally provided with such scheme, in insulation shell, the two ends of combined floodgate secondary spring are connected to respectively
On insulation shell inwall and lever.
In such scheme, combined floodgate secondary spring is disc spring.
In such scheme, in addition to for adjusting the adjusting screw of combined floodgate secondary spring coefficient of elasticity.
The present invention has positive effect：(1) spring closing speed is fast, and spring force can adjust, plus vacuum tube negative pressure,
Closing speed can reach spring pressure after below 1m/s and spring combined floodgate and directly bear against on vacuum tube, and combined floodgate contact pressure is big,
Close a floodgate without bounce time, and loop resistance is small, and switching-in spring uses butterfly spring, and pressure is more stable, easy to adjust.(2)
Separating brake manual brake separating makes hand component degree smaller by arm of force ratio, because retaining hook dynamics is small, so electromagnet stroke is also small,
As long as electromagnet promotes retaining hook to thread off and just completes to close a floodgate.Due to electromagnet small volume, coil turn is few, inductance also very little.I
The reverse electrodynamic type of electromagnet is overcome by inverse item Design Thinking, make electromagnet run duration shorten.(3) using insulation connecting lever
The separated method with switching-on mechanism, open position withstands switching-in spring by retaining hook, as long as making retaining hook thread off during combined floodgate, vacuum
Pipe just can in the presence of switching-in spring and vacuum tube negative pressure rapid closing, due to the amount of substance such as vacuum tube moved end connecting lever compared with
Small, so closing speed can reach maximum, whole closing time reaches below 3m/s, and without closing rebound.For solar energy, wind
Electricity is grid-connected to solve a great problem, has also filled up China's power industry this blank.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the invention.
Embodiment
(embodiment 1)
Fig. 1 is a kind of structural representation of the present invention, it is shown that a kind of embodiment of the invention.
The present embodiment is a kind of quick box monopole vacuum contactor, as shown in Figure 1, including insulation shell 1, is arranged on shell
Vacuum switch tube 2 in body, two electrical terminals 3 being respectively connected with the electrode of vacuum switch tube two being arranged on housing, set
Put the insulated tension pole 4 being connected with vacuum switch tube moving contact in the housing, for driving insulated tension pole to carry out divide-shut brake action
Lever 5, for drive lever carry out separating brake action brake separating mechanism 6, for drive lever carry out feed motion combined floodgate machine
Structure 7；Switching-on mechanism drives the driving lever 61 of lever rotation and for driving driving lever to rotate including being rotatably arranged on being used in housing
Combined floodgate drive link 62, one end away from driving lever of combined floodgate drive link stretches out housing and is used as closing by hand button 63；Brake separating mechanism bag
Include set in the housing be used for drive lever rotation electromagnetic release mechanism 71 and for trigger electromagnetism uncoupling rigging action
Separating brake drive link 72, the outboard end of separating brake drive link stretches out housing and is used as manual brake separating button 73.
The one end of lever away from brake separating mechanism is rotatably arranged on insulation shell inwall.Combined floodgate drive link and separating brake drive link
It is arranged in parallel.
Combined floodgate secondary spring 8 and the adjusting screw for adjusting combined floodgate secondary spring coefficient of elasticity are additionally provided with insulation shell
81, the two ends of combined floodgate secondary spring are connected on insulation shell inwall and lever respectively.Combined floodgate secondary spring is preferred to use disc spring.
The present embodiment has positive effect：(1) spring closing speed is fast, and spring force can adjust, plus vacuum tube negative pressure
Power, closing speed can reach spring pressure after below 1m/s and spring combined floodgate and directly bear against on vacuum tube, combined floodgate contact pressure
Greatly, close a floodgate without bounce time, and loop resistance is small, and switching-in spring uses butterfly spring, and pressure is more stable, easy to adjust.
(2) separating brake manual brake separating makes hand component degree smaller by arm of force ratio, because retaining hook dynamics is small, so electromagnet stroke
It is small, just complete to close a floodgate as long as electromagnet promotes retaining hook to thread off.Due to electromagnet small volume, coil turn is few, inductance also very little.
We overcome the reverse electrodynamic type of electromagnet by inverse item Design Thinking, shorten electromagnet run duration.(3) turned using insulation
Arm and the separated method of switching-on mechanism, open position withstands switching-in spring by retaining hook, as long as making retaining hook thread off during combined floodgate, very
Blank pipe just can in the presence of switching-in spring and vacuum tube negative pressure rapid closing, due to the amount of substance such as vacuum tube moved end connecting lever compared with
Small, so closing speed can reach maximum, whole closing time reaches below 3m/s, and without closing rebound.For solar energy, wind
Electricity is grid-connected to solve a great problem, has also filled up China's power industry this blank.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair
The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.And these
The obvious changes or variations that the connotation for belonging to of the invention is extended out still falls within protection scope of the present invention.
Claims (3)
1. a kind of quick box monopole vacuum contactor, including insulation shell (1), set vacuum switch tube (2) in the housing,
Be arranged on two electrical terminals (3) being respectively connected with the electrode of vacuum switch tube two on housing, set in the housing with it is true
The connected insulated tension pole (4) of empty switching tube moving contact, for driving insulated tension pole to carry out the lever (5) of divide-shut brake action, being used for
Lever is driven to carry out the brake separating mechanism (6) of separating brake action, for driving lever to carry out the switching-on mechanism (7) of feed motion；
It is characterized in that：
Switching-on mechanism drives the driving lever (61) of lever rotation and for driving driving lever to turn including being rotatably arranged on being used in housing
Dynamic combined floodgate drive link (62), the one end of combined floodgate drive link away from driving lever stretches out housing and is used as closing by hand button (63)；Separating brake
Mechanism include set in the housing be used for drive the electromagnetic release mechanism (71) of lever rotation and for triggering electromagnetism unhook machine
The separating brake drive link (72) of structure action, the outboard end of separating brake drive link stretches out housing and is used as manual brake separating button (73)；Insulation shell
Combined floodgate secondary spring (8) is additionally provided with vivo, the two ends of combined floodgate secondary spring are connected on insulation shell inwall and lever respectively；Close
Lock secondary spring is disc spring；Also include the adjusting screw (81) for being used to adjust combined floodgate secondary spring coefficient of elasticity.
2. quick box monopole vacuum contactor according to claim 1, it is characterised in that：Lever is away from brake separating mechanism
One end is rotatably arranged on insulation shell inwall.
3. quick box monopole vacuum contactor according to claim 1, it is characterised in that：Combined floodgate drive link and separating brake are passed
Lever be arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410857587.8A CN104576171B (en) | 2014-12-31 | 2014-12-31 | Quick box monopole vacuum contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410857587.8A CN104576171B (en) | 2014-12-31 | 2014-12-31 | Quick box monopole vacuum contactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104576171A CN104576171A (en) | 2015-04-29 |
| CN104576171B true CN104576171B (en) | 2017-08-04 |
Family
ID=53091980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410857587.8A Active CN104576171B (en) | 2014-12-31 | 2014-12-31 | Quick box monopole vacuum contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104576171B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201000854Y (en) * | 2007-01-29 | 2008-01-02 | 景德镇真空电器有限公司 | Vacuum circuit breaker of permanent magnetism device |
| CN102723229B (en) * | 2012-06-29 | 2014-11-05 | 浙江国源电气有限公司 | Manual operation mechanism of outdoor permanent magnetic high-voltage vacuum circuit breaker |
| CN103400723A (en) * | 2012-11-15 | 2013-11-20 | 徐州以勒电器科技有限公司 | Closing device of high-voltage vacuum circuit breaker |
| CN103295832A (en) * | 2012-11-15 | 2013-09-11 | 徐州以勒电器科技有限公司 | Brake separating control device of high voltage vacuum circuit breaker |
| CN204857565U (en) * | 2014-12-31 | 2015-12-09 | 安徽宇腾真空电气有限责任公司 | Quick box monopole vacuum contactor |
-
2014
- 2014-12-31 CN CN201410857587.8A patent/CN104576171B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104576171A (en) | 2015-04-29 |
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