CN106847568A - Multi-functional automatic switchover device and the operation/cutting method realized using the switch - Google Patents
Multi-functional automatic switchover device and the operation/cutting method realized using the switch Download PDFInfo
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- CN106847568A CN106847568A CN201710224945.5A CN201710224945A CN106847568A CN 106847568 A CN106847568 A CN 106847568A CN 201710224945 A CN201710224945 A CN 201710224945A CN 106847568 A CN106847568 A CN 106847568A
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- power supply
- moving contact
- contacts
- controllable
- contact
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/28—Power arrangements internal to the switch for operating the driving mechanism using electromagnet
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- Electromagnetism (AREA)
- Keying Circuit Devices (AREA)
Abstract
Multi-functional automatic switchover device and the operation/cutting method realized using the switch, are belonged to and are automatically brought into operation control field, and in particular to a kind of automatic switchover device.Solve existing single supply switch longtime running and easily send noise, and the long-term power consumption of coil problem.Including upper shell, lower house, base, bridge-type link, two magnet coils, armature, buffer spring, 3 pairs of controllable moving contacts and 3 pairs of normally opened static contacts；When conventional power supply normal power supply, the three-phase alternating current of conventional power supply is output as load supplying by normally closed moving contact, controllable moving contact；When conventional power cut-off, two magnet coils obtain electric, with armature adhesive, so as to drive bridge-type link to move downward, controllable moving contact is set to be separated with normally closed moving contact, the three-phase alternating current of stand-by power supply introduces stand-by power supply by being output as load supplying after normally opened static contact, controllable moving contact, so as to complete the switching of multi-functional automatic switchover device.The present invention switch between power supply and stand-by power supply for being commonly used.
Description
Technical field
The invention belongs to be automatically brought into operation control field, and in particular to a kind of automatic switchover device.
Background technology
Switch is the automatic switching control equipment in a kind of alternating current circuit, it is adaptable to which far and near distance is frequently switched on or disconnects friendship
Current circuit is realized being automatically brought into operation control, with decompression and under-voltage protection function.
After the sucking coil of the common switch in market is powered at this stage, current induced magnetic field in coil makes iron core produce foot
Enough big suction, overcomes the reaction force of antagonistic spring, by armature adhesive, three pairs of main contacts and auxiliary is driven by transmission mechanism
Help contact closure.Noise, and coil power consumption when the long-term power consumption of coil, such as 100A switch startup are sent during longtime running
570VA, coil power consumption 57VA during operation.Also result in line voltage distribution height unstable, produce coil short or burn out.
The content of the invention
The present invention is easily to send noise to solve existing single supply switch longtime running, and the long-term power consumption of coil is asked
Topic, the operation/cutting method realized the invention provides a kind of multi-functional automatic switchover device and using the switch.
Multi-functional automatic switchover device, including upper shell, lower house, base, bridge-type link, two magnet coils, armature,
Buffer spring, 3 pairs of controllable moving contacts and 3 pairs of normally opened static contacts；
Base is fixed in lower house, and upper shell is covered on lower house；
Be additionally provided with 3 normally closed moving contacts on upper shell, and 3 normally closed moving contacts respectively with the controllable moving contact of each pair in
One contact；3 normally closed moving contacts are respectively positioned on 3 pairs of tops of controllable moving contact；
One be correspondingly provided with below the controllable moving contact of each pair in a pair normally opened static contacts, and the controllable moving contact of each pair touches
A head normally opened static contact corresponding thereto is connected by wire；
3 pairs of normally opened static contacts are fixed on the side wall of lower house by terminals sub bar；
3 pairs of controllable moving contacts are each attached on bridge-type link, and are connected by wire between the controllable moving contact of each pair,
The bottom of bridge-type link is fixed with armature, and two adhesive terminals lower section of armature is correspondingly provided with two electromagnetic wires
Enclose, and two magnet coils are fixed on base；
Buffer spring is squeezed between the bottom of bridge-type link and two magnet coils.
The upper shell is additionally provided with test button, and the test button is used to extrude or depart from bridge-type link.
Described multi-functional automatic switchover device, also including hot felt, hot felt is arranged between the bottom of base and lower house.
The controllable moving contact of described 3 couple be arranged in parallel in the same plane.
Using the operation/cutting method of described multi-functional automatic switchover device realization, the method is：
When conventional power supply normal power supply, the three-phase alternating current for commonly using power supply is touched by 3 normally closed moving contacts and normally closed moving
3 normally opened static contacts of head 3 controllable moving contacts of homonymy, 3 controllable moving contacts of offside and offside are output as load supplying；
When conventional power cut-off, two magnet coils obtain electric, and armature adhesive, so as to drive bridge-type link to transport downwards
It is dynamic, controllable moving contact is separated with normally closed moving contact, the three-phase alternating current of stand-by power supply by with 3 normally closed moving contact homonymies
33 of normally opened static contact, 3 controllable moving contacts of homonymy, 3 controllable moving contacts of offside and offside normally opened static contact outputs
It is load supplying, introduces stand-by power supply, so as to completes the switching of multi-functional automatic switchover device.
The beneficial effect that the present invention brings is, during concrete application, when conventional power supply normal power supply, commonly uses power supply
Three-phase alternating current is touched by 3 controllable moving contacts of 3 normally closed moving contacts and normally closed moving contact homonymy, 3 controllable moving of offside
3 normally opened static contacts of head and offside are output as load supplying；
When conventional power cut-off, two magnet coils obtain electric, and armature adhesive, so as to drive bridge-type link to transport downwards
It is dynamic, controllable moving contact is separated with normally closed moving contact, the three-phase alternating current of stand-by power supply by with 3 normally closed moving contact homonymies
33 of normally opened static contact, 3 controllable moving contacts of homonymy, 3 controllable moving contacts of offside and offside normally opened static contact outputs
It is load supplying, introduces stand-by power supply, so as to completes the switching of multi-functional automatic switchover device.
When two magnet coils are only used in conventional power failure, just it is electric, so as to switch power supply to stand-by power supply by conventional,
Two magnet coil power consumption of this kind of working method are small, and two magnet coil run times are short, of the present invention multi-functional
Automatic switchover device, when conventional power supply normal work is accessed, because two magnet coils are in off-position, whole service process base
This noiseless.
Brief description of the drawings
Fig. 1 is the main sectional view of multi-functional automatic switchover device of the present invention；
Fig. 2 is the principle sketch of multi-functional automatic switchover device of the present invention；
Fig. 3 is the main circuit concept view being powered using multi-functional automatic switchover device of the present invention, wherein,
L1, L2 and L3 as conventional power supply three-phase alternating current leading-in end, L1 ', L2 ' and L3 ' are used as stand-by power supply three-phase alternating current
Leading-in end.
Specific embodiment
Specific embodiment one：Present embodiment is illustrated referring to Fig. 1 to Fig. 3, it is multi-functional automatic described in present embodiment
Switch, including upper shell 1, lower house 2, base 3,4, two magnet coils 5 of bridge-type link, armature 6, buffer spring 7,3
To controllable moving contact 8 and 3 pairs of normally opened static contacts 9；
Base 3 is fixed in lower house 2, and upper shell 1 is covered on lower house 2；
3 normally closed moving contact 1-1 are additionally provided with upper shell 1, and this 3 normally closed moving contact 1-1 are controllable with each pair dynamic respectively
A contact in contact 8；3 normally closed moving contact 1-1 are respectively positioned on 3 pairs of tops of controllable moving contact 8；
The lower section of the controllable moving contact 8 of each pair is correspondingly provided with a pair normally opened static contacts 9, and the controllable moving contact 8 of each pair
An individual contact normally opened static contact 9 corresponding thereto is connected by wire 10；
3 pairs of normally opened static contacts 9 are fixed on the side wall of lower house 2 by terminals sub bar；
3 pairs of controllable moving contacts 8 are each attached on bridge-type link 4, and are connected by wire 10 between the controllable moving contact 8 of each pair
Connect,
The bottom of bridge-type link 4 is fixed with armature 6, and two adhesive terminals lower section of armature 6 is correspondingly provided with two electromagnetism
Coil 5, and two magnet coils 5 fix on the base 3；
Buffer spring 7 is squeezed between the bottom of bridge-type link 4 and two magnet coils 5.
Present embodiment, during concrete application, 3 normally closed moving contact 1-1 access conventional power supply, and three-phase current is passed through successively
Cross in 3 pairs of controllable moving contacts 8 and 3 pairs of normally opened static contacts 9 after the static contact of side, for powering；When three-phase alternating current is powered off,
Two magnet coils 5 electric, and the adhesive of armature 6, so as to drive bridge-type link 4 to move downward, make controllable moving contact 8 with it is normally closed
Moving contact 1-1 is separated, and the static contact of opposite side introduces standby electricity as the leading-in terminal of stand-by power supply in 3 pairs of normally opened static contacts 9
Source.
When two magnet coils 5 are only used in conventional power failure, just it is electric, so as to switch power supply to standby electricity by conventional
Source, two power consumption of magnet coil 5 of this kind of working method are small, and two run times of magnet coil 5 are short, of the present invention many
Function automatic switchover device, when conventional power supply normal work is accessed, because two magnet coils 5 are in off-position, whole service
The basic noiseless of process.
Specific embodiment two：The difference of the multi-functional automatic switchover device described in present embodiment and specific embodiment one
It is that the upper shell 1 is additionally provided with test button 1-2, test button 1-2 is used to extrude or depart from bridge-type link 4.
Present embodiment, the detection that test button 1-2 can be used for before dispatching from the factory verifies multi-functional automatic switchover device in conventional electricity
Source malfunction, if can correct switching.
Specific embodiment three：Present embodiment and the multi-functional automatic switchover device described in specific embodiment one or two
Difference is that, also including hot felt 11, hot felt 11 is arranged between the bottom of base 3 and lower house 2.
Present embodiment, hot felt 11 is used for heat-insulated.
Specific embodiment four：The difference of the multi-functional automatic switchover device described in present embodiment and specific embodiment one
It is that the controllable moving contact 8 of described 3 couple be arranged in parallel in the same plane.
Specific embodiment five：The switching side realized using the multi-functional automatic switchover device described in specific embodiment one
Method, the method is：
When conventional power supply normal power supply, the three-phase alternating current of power supply is commonly used by 3 normally closed moving contact 1-1 and normally closed
3 the 3 of controllable moving contact 8, offside controllable moving contacts 8 of moving contact 1-1 homonymies and 3 normally opened static contacts 9 of offside are exported
It is load supplying；
When conventional power cut-off, two magnet coils 5 electric, and the adhesive of armature 6 so that drive bridge-type link 4 to
Lower motion, makes controllable moving contact 8 be separated with normally closed moving contact 1-1, and the three-phase alternating current of stand-by power supply is touched by with 3 normally closed moving
3 of head 3 normally opened static contacts 9 of 1-1 homonymies, 3 the 3 of controllable moving contact 8, offside controllable moving contacts 8 of homonymy and offside
Normally opened static contact 9 is output as load supplying, introduces stand-by power supply, so as to complete the switching of multi-functional automatic switchover device.
Claims (5)
1. multi-functional automatic switchover device, it is characterised in that including upper shell (1), lower house (2), base (3), bridge-type link
(4), two magnet coils (5), armature (6), buffer spring (7), 3 pairs of controllable moving contacts (8) and 3 pairs of normally opened static contacts (9)；
Base (3) is fixed in lower house (2), and upper shell (1) is covered on lower house (2)；
3 normally closed moving contacts (1-1) are additionally provided with upper shell (1), and this 3 normally closed moving contacts (1-1) are controllable with each pair respectively
A contact in moving contact (8)；3 normally closed moving contacts (1-1) are respectively positioned on 3 pairs of tops of controllable moving contact (8)；
A pair normally opened static contacts (9) are correspondingly provided with below the controllable moving contact of each pair (8), and in the controllable moving contact of each pair (8)
One contact normally opened static contact (9) corresponding thereto is connected by wire (10)；
3 pairs of normally opened static contacts (9) are fixed on the side wall of lower house (2) by terminals sub bar；
3 pairs of controllable moving contacts (8) are each attached on bridge-type link (4), and pass through wire (10) between the controllable moving contact of each pair (8)
Connection,
The bottom of bridge-type link (4) is fixed with armature (6), and two adhesive terminals lower section of armature (6) is correspondingly provided with two electricity
Magnetic coil (5), and two magnet coils (5) are fixed on base (3)；
Buffer spring (7) is squeezed between the bottom of bridge-type link (4) and two magnet coils (5).
2. multi-functional automatic switchover device according to claim 1, it is characterised in that the upper shell (1) is additionally provided with experiment
Button (1-2), the test button (1-2) is used to extrude or depart from bridge-type link (4).
3. multi-functional automatic switchover device according to claim 1 and 2, it is characterised in that also including hot felt (11), hot felt
(11) it is arranged between the bottom of base (3) and lower house (2).
4. multi-functional automatic switchover device according to claim 1, it is characterised in that the controllable moving contact of described 3 couple (8) exists
It is be arranged in parallel in same plane.
5. the operation/cutting method realized using the multi-functional automatic switchover device described in claim 1, it is characterised in that the method is：
When conventional power supply normal power supply, the three-phase alternating current of power supply is commonly used by 3 normally closed moving contacts (1-1) and normally closed dynamic
3 controllable moving contacts (8) of contact (1-1) homonymy, 3 controllable moving contacts (8) of offside and 3 normally opened static contacts of offside
(9) it is output as load supplying；
When conventional power cut-off, two magnet coils (5) electric, and armature (6) adhesive, so as to drive bridge-type link (4)
Move downward, controllable moving contact (8) is separated with normally closed moving contact (1-1), the three-phase alternating current of stand-by power supply is by with 3 often
Close 3 normally opened static contacts (9), the controllable moving contact (8) of homonymy 3,3 controllable moving contacts of offside of moving contact (1-1) homonymy
(8) stand-by power supply and 3 normally opened static contacts (9) of offside are output as load supplying, is introduced, so as to complete multi-functional to cut automatically
The switching of parallel operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710224945.5A CN106847568A (en) | 2017-04-07 | 2017-04-07 | Multi-functional automatic switchover device and the operation/cutting method realized using the switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710224945.5A CN106847568A (en) | 2017-04-07 | 2017-04-07 | Multi-functional automatic switchover device and the operation/cutting method realized using the switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106847568A true CN106847568A (en) | 2017-06-13 |
Family
ID=59147355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710224945.5A Pending CN106847568A (en) | 2017-04-07 | 2017-04-07 | Multi-functional automatic switchover device and the operation/cutting method realized using the switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106847568A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107968480A (en) * | 2017-10-24 | 2018-04-27 | 国家电网公司 | A kind of power emergency automatic managing device |
| CN113823531A (en) * | 2021-09-13 | 2021-12-21 | 国网浙江省电力有限公司湖州供电公司 | An intelligent two-way AC contactor |
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| CN2429906Y (en) * | 2000-04-30 | 2001-05-09 | 何成吉 | High performance energy saving A.C. contactor |
| CN201011646Y (en) * | 2007-01-08 | 2008-01-23 | 孙晓菊 | New type of pressure regulating switch |
| CN103367065A (en) * | 2012-04-05 | 2013-10-23 | 厦门赛尔特电子有限公司 | Current-limiting fuse with overcurrent and short circuit protection |
| CN204045425U (en) * | 2014-09-16 | 2014-12-24 | 浙江欧迪森电气有限公司 | A kind of magnetic force mechanism for automatically switching of twin-power switch |
| CN206595168U (en) * | 2017-04-07 | 2017-10-27 | 张中尧 | Multi-functional automatic switchover device |
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2017
- 2017-04-07 CN CN201710224945.5A patent/CN106847568A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2429906Y (en) * | 2000-04-30 | 2001-05-09 | 何成吉 | High performance energy saving A.C. contactor |
| CN201011646Y (en) * | 2007-01-08 | 2008-01-23 | 孙晓菊 | New type of pressure regulating switch |
| CN103367065A (en) * | 2012-04-05 | 2013-10-23 | 厦门赛尔特电子有限公司 | Current-limiting fuse with overcurrent and short circuit protection |
| CN204045425U (en) * | 2014-09-16 | 2014-12-24 | 浙江欧迪森电气有限公司 | A kind of magnetic force mechanism for automatically switching of twin-power switch |
| CN206595168U (en) * | 2017-04-07 | 2017-10-27 | 张中尧 | Multi-functional automatic switchover device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107968480A (en) * | 2017-10-24 | 2018-04-27 | 国家电网公司 | A kind of power emergency automatic managing device |
| CN107968480B (en) * | 2017-10-24 | 2021-01-08 | 国家电网公司 | A power emergency automatic management device |
| CN113823531A (en) * | 2021-09-13 | 2021-12-21 | 国网浙江省电力有限公司湖州供电公司 | An intelligent two-way AC contactor |
| CN113823531B (en) * | 2021-09-13 | 2023-09-01 | 国网浙江省电力有限公司湖州供电公司 | Intelligent double-circuit alternating-current contactor |
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Application publication date: 20170613 |
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