CN105047472B - A kind of monopole vacuum contactor - Google Patents
A kind of monopole vacuum contactor Download PDFInfo
- Publication number
- CN105047472B CN105047472B CN201510393486.4A CN201510393486A CN105047472B CN 105047472 B CN105047472 B CN 105047472B CN 201510393486 A CN201510393486 A CN 201510393486A CN 105047472 B CN105047472 B CN 105047472B
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- China
- Prior art keywords
- spring
- excess
- stroke
- vacuum contactor
- mandril
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Classifications
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- 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
- H01H33/6662—Operating arrangements using bistable electromagnetic actuators, e.g. linear polarised electromagnetic actuators
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The present invention relates to a kind of monopole vacuum contactors, the cover including Insulating frame and above Insulating frame, vacuum extinction system is equipped in the Insulating frame, electromagnetic system, the self coupling Transformer Rectifier energy-saving control module being connected with electromagnetic system, drive train pressure system and the dust-proof auxiliary switch of collapse resistance, the drive train pressure system includes the return spring being successively from left to right arranged, excess of stroke spring, movable mandril and anti-closing rebound spring, the vacuum extinction system includes an insulation shell, the anti-closing rebound spring is set in insulation shell, a transformer is equipped in the self coupling Transformer Rectifier energy-saving control module, the electromagnetic system includes a coil, the coil is set to the periphery of return spring, excess of stroke mandril is equipped between the excess of stroke spring and return spring.Using the above structure, the beneficial effect is that sound construction is reliable, long product lifecycle.
Description
Technical field
The present invention relates to a kind of contactors, are about a kind of monopole vacuum contactor specifically.
Background technique
Vacuum contactor is a kind of automation control electric appliance, using insulation shell arc extinguishing, be mainly used for frequently switching on or
Disjunction AC and DC circuit has control capability big, can remote-controlled operation, cooperation relay may be implemented fixed cycle operator, interlocking control
System, various quantitative controls and decompression and under-voltage protection, are widely used in automatic control circuit, main control object is electronic
Machine, it can also be used to control other electrical loads, such as electric heater, illumination, electric welding machine, capacitor group.Vacuum contactor, which has, to be put out
Lonely ability is strong, and good pressure-resistant performance, operating frequency is higher, and the service life is long, sprays outside no electric arc, small in size, light-weight feature.
Existing vacuum contactor is mainly made of insulation shell and operating mechanism.Insulation shell, which has, passes through normal work
Reliable arc extinguishing two effects when electric current and frequently cutting operating current.Operating mechanism is the holding coil and armature structure by ribbon core
At.But during vacuum contactor open and close, insulation shell will receive the reaction force of excess of stroke spring.Due to true
Empty contactor frequently cuts off and is closed, so that insulation shell can be such that insulation shell is destroyed frequently by reaction force, insulation
Ability decline, to influence the service life of vacuum contactor.
On the other hand, the coil of existing vacuum contactor is usually connected two resistance, and effect is absorbing coil power-off wink
Between rush of current, the component in protection circuit.But connect using the concatenated mode of resistance with coil, usually make coil
Spread of voltage, coil heating phenomenon is extremely serious, not only wastes electric energy, but also since the insulating layer of coil holds at high temperature
The lost of life that is easy to aging and making contactor.
Therefore, it is necessary to one kind is developed in the case where frequent operation, continuously running, long service life and easy to use
Vacuum contactor, to meet the needs in market.
Summary of the invention
The purpose of the present invention is improving the deficiencies in the prior art, it is true to provide a kind of monopole easy to use and with long service life
Empty contactor.
To achieve the above object, the invention adopts the following technical scheme:
A kind of monopole vacuum contactor, the cover including Insulating frame and above Insulating frame, the Insulating frame
It is interior to be equipped with vacuum extinction system, electromagnetic system, the self coupling Transformer Rectifier energy-saving control module being connected with electromagnetic system, transmission pressure
Force system and the dust-proof auxiliary switch of collapse resistance, the drive train pressure system include the return spring being successively from left to right arranged,
Excess of stroke spring, movable mandril and anti-closing rebound spring, the vacuum extinction system include an insulation shell, the anti-combined floodgate bullet
Ricochet spring is placed in insulation shell, and front end is then connect with movable mandril, is equipped in the self coupling Transformer Rectifier energy-saving control module
One transformer, the electromagnetic system include a coil, and the coil is set to the periphery of return spring, the excess of stroke spring and Hui Li
Excess of stroke mandril is equipped between spring.
According to the present invention, insulating laminated plate is equipped between the return spring and excess of stroke spring, insulating laminated plate is equipped with and surpasses
The through-hole that journey mandril matches passes through for excess of stroke mandril.
According to the present invention, the excess of stroke mandril is four, and the through-hole on insulating laminated plate is four.
According to the present invention, an insulator is equipped between the excess of stroke spring and movable mandril.
According to the present invention, it is cased with a guide sleeve outside the front end of the movable mandril, end is placed in insulation shell.
According to the present invention, the cover is equipped with LED light, when monopole vacuum contactor works normally, LED indication
Lamp shows always light yellow state.
According to the present invention, a scale is additionally provided in the cover, the scale is located at the top of excess of stroke spring, can be to list
Pole vacuum contactor is opened away from accurately being adjusted with the excess of stroke.
According to the present invention, the return spring, excess of stroke spring and anti-closing rebound spring are three-level flexure spring.
A kind of multipole vacuum contactor is composed of two or more monopole vacuum contactors described above；Due to
The Insulating frame of monopole vacuum contactor is insulating materials, so that completely insulated between monopole vacuum contactor two-by-two.
Vacuum contactor of the invention, the beneficial effect is that:
1, the setting of self coupling Transformer Rectifier energy-saving control module can maintain constant pressure source, to ensure the voltage stabilization of coil,
The fever phenomenon of coil is reduced, to improve the service life of coil, and then improves the service life of monopole vacuum contactor；
2, the setting of anti-closing rebound spring can avoid reaction force of the vacuum extinction system by excess of stroke spring, thus
Extend the service life of insulation shell；
3, the setting of scale, can to vacuum contactor open away from and the excess of stroke accurately adjusted；
4, easy to use in use, multiple monopole vacuum contactors can also be used in combination.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of monopole vacuum contactor of the invention；
Fig. 2 is the structural schematic diagram of the cover of monopole vacuum contactor of the invention；
Fig. 3 is the structural schematic diagram of multipole vacuum contactor of the invention；
Fig. 4 is the structural schematic diagram of vacuum extinction system of the invention.
Specific embodiment
Below in conjunction with specific attached drawing, monopole vacuum contactor of the invention is described in further detail.
As depicted in figs. 1 and 2, be monopole vacuum contactor of the invention, including Insulating frame 10 and be set to Insulating frame
The cover 20 of 10 tops, the Insulating frame 10 is interior to be equipped with vacuum extinction system 1, electromagnetic system 2, drive train pressure system, resists and break
Bad dust-proof auxiliary switch (not showing on figure) and self coupling Transformer Rectifier energy-saving control module 4, the drive train pressure system include
Return spring 31, excess of stroke spring 32, movable mandril 34 and the anti-closing rebound spring 33 being successively from left to right arranged, the vacuum
Arc quenching system 1 includes an insulation shell 12, and the anti-closing rebound spring 33 is placed in insulation shell 12, and the self coupling transformation is whole
It flows in energy-saving control module 4 and is equipped with a transformer (not showing on figure), to maintain the constant pressure source of 24V, the electromagnetic system 2 is wrapped
Include a coil 21, the coil 21 is set to the periphery of return spring 31, the self coupling Transformer Rectifier energy-saving control module 4 with it is described
Electromagnetic system 2 is connected, and four excess of stroke mandrils 5 are equipped between the excess of stroke spring 32 and return spring 31.
Insulating laminated plate 6 is equipped between the return spring 31 and excess of stroke spring 32, insulating laminated plate 6, which is equipped with, supplies four excess of stroke
Four through-holes (being not shown on figure) that mandril 5 passes through.
An insulator 7 is equipped between the excess of stroke spring 32 and movable mandril 34.
It is cased with a guide sleeve 35 outside the front end of the activity mandril 34, end is placed in insulation shell 12.
As shown in Fig. 2, the cover 20 is equipped with LED light 23, and when monopole vacuum contactor works normally, LED
Indicator light 23 is constantly in light yellow state.
A scale 22 is additionally provided in the cover 20, the scale 22 is located at the top of excess of stroke spring 32, can be to monopole
Vacuum contactor is opened away from accurately being adjusted with the excess of stroke.
The return spring 31, excess of stroke spring 32 and anti-closing rebound spring 33 are three-level flexure spring.
As shown in figure 3, a kind of multipole vacuum contactor, is combined by two or more monopole vacuum contactors described above
It forms, since the Insulating frame 10 of monopole vacuum contactor is insulating materials, so that two-by-two between monopole vacuum contactor completely
Insulation.
As shown in figure 4, when the coil is de-energized, return spring 31 overcomes the self-closing power of insulation shell 12 to discharge armature, the excess of stroke
Mandril 5 passes through the through-hole of insulating laminated plate 6, and drive activity mandril 34 gradually removes insulation shell 12, drives moving conductive rod 8 mobile,
To make the moving contact 81 of moving conductive rod 8 and the static contact 91 of static conductive rod 9 disconnect, the disconnection of monopole vacuum contactor is completed；
When the coil is energized, armature is attracted, and under the action of 12 self-closing power of excess of stroke spring 32 and insulation shell, excess of stroke mandril 5 is detached from absolutely
Edge layer plate 6 finally makes the dynamic of moving conductive rod 8 so that the direction of static conductive rod 9 of the moving conductive rod 8 into insulation shell 12 is mobile
Contact 81 is in contact with the static contact 91 of static conductive rod 9, completes the closure of vacuum contactor.In the present embodiment operating process, wave
The setting of line pipe 13 and shielding cylinder 14, so that the vacuum state inside vacuum tube 15 is isolated from the outside out, it is ensured that vacuum extinction
The arc quenching effect of system.
The functional reliability height of monopole vacuum contactor of the invention, long service life are suitable for exchange 50HZ, specified work
In the electric system for making voltage 1140V, rated operational current 400A, remote connection starts and stops with disjunction route and continually
Only control ac motor is used；It and is suitable for that (general motor device, overcurrent protective device, resistance-capacitance absorption fill with various protective devices
Set) composition magnetic starter, particularly suitable composition explosion-proof type magnetic starter.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (6)
1. a kind of monopole vacuum contactor, the cover including Insulating frame and above Insulating frame, which is characterized in that described
Vacuum extinction system, electromagnetic system, the self coupling Transformer Rectifier Energy Saving Control mould being connected with electromagnetic system are equipped in Insulating frame
Block, drive train pressure system and the dust-proof auxiliary switch of collapse resistance,
The drive train pressure system includes the return spring being successively from left to right arranged, excess of stroke spring, movable mandril and anti-combined floodgate
Bounce spring,
The vacuum extinction system includes an insulation shell, and the anti-closing rebound spring is set in insulation shell,
A transformer is equipped in the self coupling Transformer Rectifier energy-saving control module,
The electromagnetic system includes a coil, and the coil is set to the periphery of return spring,
Excess of stroke mandril is equipped between the excess of stroke spring and return spring,
Insulating laminated plate is equipped between the return spring and excess of stroke spring, when the coil is energized, excess of stroke mandril is detached from insulating laminated plate,
Insulating laminated plate is equipped with the through-hole passed through for excess of stroke mandril, is additionally provided with a scale in the cover, the scale is located at the excess of stroke
The top of spring,
An insulator is equipped between the excess of stroke spring and movable mandril.
2. monopole vacuum contactor as described in claim 1, which is characterized in that the excess of stroke mandril is four, insulating laminated plate
On through-hole be four.
3. monopole vacuum contactor as described in claim 1, which is characterized in that be cased with one outside the front end of the activity mandril
Guide sleeve, end are placed in insulation shell.
4. monopole vacuum contactor as described in claim 1, which is characterized in that the cover is equipped with LED light.
5. monopole vacuum contactor as described in claim 1, which is characterized in that the return spring, excess of stroke spring and anti-conjunction
Lock spring spring is three-level flexure spring.
6. a kind of multipole vacuum contactor, which is characterized in that by two or more monopoles as described in any one in claim 1-5
Vacuum contactor is composed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510393486.4A CN105047472B (en) | 2015-07-07 | 2015-07-07 | A kind of monopole vacuum contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510393486.4A CN105047472B (en) | 2015-07-07 | 2015-07-07 | A kind of monopole vacuum contactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105047472A CN105047472A (en) | 2015-11-11 |
| CN105047472B true CN105047472B (en) | 2019-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510393486.4A Active CN105047472B (en) | 2015-07-07 | 2015-07-07 | A kind of monopole vacuum contactor |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105702521B (en) * | 2015-12-24 | 2018-08-10 | 上海固缘电力科技有限公司 | A kind of processing technology of solid insulation permanent magnetic vacuum breaker |
| CN105428146A (en) * | 2015-12-24 | 2016-03-23 | 上海固缘电力科技有限公司 | Solid insulation permanent magnet vacuum circuit breaker |
| CN109887800A (en) * | 2019-04-28 | 2019-06-14 | 江苏东源电器集团股份有限公司 | Bounce-proof vacuum circuit breaker |
| CN110690073A (en) * | 2019-10-15 | 2020-01-14 | 北京中车赛德铁道电气科技有限公司 | Electromagnetic control type vacuum contactor |
| CN112098694B (en) * | 2020-09-07 | 2023-11-24 | 绍兴文理学院元培学院 | High-precision safe direct-current high-voltage source |
| CN117133590A (en) * | 2023-09-06 | 2023-11-28 | 安徽合凯电气科技股份有限公司 | Hybrid circuit breaker |
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|---|---|---|---|---|
| CN2676392Y (en) * | 2003-11-12 | 2005-02-02 | 吉林永大（集团）有限公司 | A permanent magnet low-voltage vacuum contactor |
| CN101086937A (en) * | 2007-07-17 | 2007-12-12 | 刘万更 | Intelligent AC vacuum contactor |
| EP2538428A1 (en) * | 2011-06-23 | 2012-12-26 | LSIS Co., Ltd. | Electrode assembly for vacuum interrupter |
| CN205016452U (en) * | 2015-07-07 | 2016-02-03 | 上海翔洲电气科技有限公司 | Single -stage vacuum contactor and multistage vacuum contactor thereof |
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2015
- 2015-07-07 CN CN201510393486.4A patent/CN105047472B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2676392Y (en) * | 2003-11-12 | 2005-02-02 | 吉林永大（集团）有限公司 | A permanent magnet low-voltage vacuum contactor |
| CN101086937A (en) * | 2007-07-17 | 2007-12-12 | 刘万更 | Intelligent AC vacuum contactor |
| EP2538428A1 (en) * | 2011-06-23 | 2012-12-26 | LSIS Co., Ltd. | Electrode assembly for vacuum interrupter |
| CN205016452U (en) * | 2015-07-07 | 2016-02-03 | 上海翔洲电气科技有限公司 | Single -stage vacuum contactor and multistage vacuum contactor thereof |
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| CN105047472A (en) | 2015-11-11 |
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