CN108964258A - Bypass the power supply selection device of automatic change-over - Google Patents
Bypass the power supply selection device of automatic change-over Download PDFInfo
- Publication number
- CN108964258A CN108964258A CN201811140215.8A CN201811140215A CN108964258A CN 108964258 A CN108964258 A CN 108964258A CN 201811140215 A CN201811140215 A CN 201811140215A CN 108964258 A CN108964258 A CN 108964258A
- Authority
- CN
- China
- Prior art keywords
- connecting shaft
- power supply
- selection device
- connecting rod
- limit hole
- 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.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 230000033001 locomotion Effects 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000008439 repair process Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Transmission Devices (AREA)
Abstract
The invention belongs to automatic transfer switching electric appliance technical fields, it is related to bypassing the power supply selection device of automatic change-over, the power supply selection device is connect with the operating mechanism for carrying out power supply combined floodgate movement, it is characterized by: the power supply selection device includes transmission mechanism, clamping plate and solenoid valve, the operating mechanism is connect with transmission mechanism, the transmission mechanism is slidably connected with clamping plate, and the clamping plate is connect with battery valve；Selection device of the present invention only needs a coil and a set of jointed gear unit that can realize the selection of the common of automatic transfer switching electric appliance, backup power source, and structure is simple, easy to assembly, maintenance easy to repair, components are hardly damaged, while greatly reducing cost, improve reliability.
Description
Technical field
The present invention relates to power supply selection device, the common of specially a kind of automatic transfer switching electric appliance, backup power source selection
Device belongs to automatic transfer switching electric appliance technical field.
Background technique
Common, backup power source selection device is the important component mechanism bypassed in automatic transfer switching electric appliance, existing
Common, backup power source selection device be usually all a coil for select to commonly use power supply on/off switch by two coils, select
One coil of backup power source on/off switch and corresponding jointed gear unit assemble, when common power coil moment
When obtaining electric, coil, which is attracted, drives link mechanism to close a floodgate to common power supply；When backup power source coil moment obtaining electric, coil is inhaled
Crossed belt moves link mechanism to close a floodgate to backup power source, thus to reach the mesh for switching selection between common power supply and backup power source
's.
However above-mentioned common power supply, there are the following problems for backup power source selection device:
1, two coils and two sets of link mechanisms are used in the selection device, this certainly will increase being produced into for product
This；
2, it is complex that power supply, backup power source selection device structure are commonly used, becomes complex cumbersome so as to cause assembly, zero
Part is more, error easy to install；
3, structure is complicated causes to repair and safeguard inconvenience；
4, device components are more, during the motion caused by friction resistance force it is also certain larger, thus shadow significantly
The action situation of automatic change-over is rung.
Summary of the invention
It is an object of the invention to overcome the problems, such as that common power supply, backup power source selection device exist, provide a kind of automatic
The common of transfer switching equipment, backup power source selection device, the selection device only need a coil and a set of link transmission machine
Structure can realize the selection of the common of automatic transfer switching electric appliance, backup power source, and structure is simple, easy to assembly, easy to repair
Maintenance, components are hardly damaged, while greatly reducing cost, improve reliability.
To realize the above technical purpose, the technical scheme is that the power supply selection device of bypass automatic change-over,
The power supply selection device is connect with the operating mechanism for carrying out power supply combined floodgate movement, it is characterised in that: the power supply selection
Device includes transmission mechanism, clamping plate and solenoid valve, and the operating mechanism is connect with transmission mechanism, and the transmission mechanism and clamping plate are sliding
Dynamic connection, the clamping plate are connect with battery valve.
Further, the transmission mechanism includes first connecting rod, second connecting rod and third connecting rod, described first connecting rod one end
Equipped with the first limit hole for connecting with the operating mechanism, and being used to that first connecting rod to be made to move with operating mechanism, the other end passes through
The rotation connection of one end of second connecting shaft and second connecting rod, the other end of the second connecting rod is by third connecting shaft and covers the
Roller and third connecting rod in three connecting shafts, which roll, to be connected.
Further, the second connecting rod middle position is equipped with the fourth connecting shaft, and the clamping plate is equipped with U-shaped limit hole,
The second connecting rod is passed through U-shaped limit hole and is slided in U-shaped limit hole and connect with clamping plate by the fourth connecting shaft.
Further, the third connecting rod is equipped with upper arc-shaped limit hole, limits with the symmetrical arc lower in upper arc-shaped limit hole
Position hole and the first positioning hole for Fixed-point Motion of A, the third connecting shaft passes through arc-shaped limit hole, and roller is limited in upper arc
It is rolled in position hole or arc lower limit hole, while being additionally provided with the 7th connecting shaft for Fixed-point Motion of A, institute on the third connecting rod
It states the 7th connecting shaft to be positioned across first positioning hole, and third connecting rod is rotated centered on the 7th connecting shaft.
Further, the first connecting shaft for Fixed-point Motion of A is additionally provided in the middle position of the first connecting rod.
Further, it is fixedly installed with the 5th connecting shaft on the clamping plate, is fixed with pulling force bullet in the 5th connecting shaft
The other end of spring, the tension spring is hung on operating mechanism；5th connecting shaft passes through one end of pull rod, the pull rod
Another end cap is connected with solenoid valve in the 7th connecting shaft in the 7th connecting shaft.
Further, the bottom end of the clamping plate is equipped with the 6th connecting shaft for Fixed-point Motion of A, and the 6th connecting shaft passes through the
Two location holes are positioned, and both ends are limited by split pin.
Further, the extension end of second connecting shaft is limited with split pin, the stretching of the third connecting shaft
End is limited with split pin, and the 6th connecting shaft both ends are used with the extension end that split pin limit the 7th connecting shaft
Split pin is limited.
The power supply selection device of automatic transfer switching electric appliance of the invention has the advantage that
1) the common power supply of this automatic transfer switching electric appliance provided by the invention, backup power source selection device, due to only needing
One coil (solenoid valve) and a set of jointed gear unit are used to carry out the common power supply of automatic change-over, backup power source is cut
Selection is changed, does not need additionally to be further added by other devices, thus greatly reduces the production cost of product；
2) the common power supply of this automatic transfer switching electric appliance provided by the invention, backup power source selection device, due to its structure
It is all made of machine components such as connecting rod, jointed gear unit, tension spring, connecting shafts, selection device can be effectively increased
Security reliability；
3) the common power supply of this automatic transfer switching electric appliance provided by the invention, backup power source selection device, structure is simple,
It is easy to assembly, consequently facilitating maintenance maintenance, and components are hardly damaged；
4) the common power supply of this automatic transfer switching electric appliance provided by the invention, backup power source selection device, connecting rod and company
Connection between bar is connected by connecting shaft, and the friction that connecting rod generates during the motion is thus substantially reduced
Power, while improving the motion credibility of selection device.
Detailed description of the invention
Fig. 1 is three dimensional structure diagram of the invention.
Fig. 2 is the status architecture schematic diagram that common source side of the invention closes a floodgate.
Fig. 3 is the status architecture schematic diagram that standby electricity source of the invention closes a floodgate.
Fig. 4 is the structural schematic diagram of jointed gear unit of the invention.
Fig. 5 is the structural schematic diagram of clamping plate of the invention.
Description of symbols: the first limit hole of 1-, 2- first connecting rod, the first connecting shaft of 3-, 4- the fourth connecting shaft, 5- second
Connecting shaft, 6- clamping plate, the 6th connecting shaft of 7-, 8- second location hole, 9- split pin, 10- solenoid valve, the 7th connecting shaft of 11-, 12-
Pull rod, the 5th connecting shaft of 13-, 14- tension spring, 15-U type limit hole, 16- second connecting rod, 17- third connecting shaft, 18- rolling
Son, the upper arc-shaped limit hole 19-, 20- third connecting rod, 21- first positioning hole, 22- arc lower limit hole, the 7th connecting shaft of 23-,
100- transmission mechanism.
Specific embodiment
Below with reference to specific drawings and examples, the invention will be further described.
As shown in attached drawing 1 ~ 3, bypass the power supply selection device of automatic change-over, the power supply selection device with for into
The operating mechanism connection of row power supply combined floodgate movement, it is characterised in that: the power supply selection device includes transmission mechanism 100, clamping plate 6
And solenoid valve 10, the operating mechanism are connect with transmission mechanism 100, the transmission mechanism 100 is slidably connected with clamping plate 6, described
Clamping plate 6 is connect with battery valve 10.
As shown in figure 4, the transmission mechanism 100 includes first connecting rod 2, second connecting rod 16 and third connecting rod 20, described the
One connecting rod, 2 one end is equipped with and connect with the operating mechanism, and the first limit hole for moving first connecting rod 2 with operating mechanism
1, the other end is rotatablely connected by the second connecting shaft 5 and one end of second connecting rod 16, and the extension end of second connecting shaft 5 is with opening
Mouth pin 9 is limited, and the other end of the second connecting rod 16 by third connecting shaft 17 and covers the rolling in third connecting shaft 17
Son 18 is rolled with third connecting rod 20 and is connected；It is additionally provided in the middle position of the first connecting rod 2 and connects for the first of Fixed-point Motion of A
Spindle 3；16 middle position of second connecting rod is equipped with the fourth connecting shaft 4, and the clamping plate 6 is equipped with U-shaped limit hole 15, and described the
Two connecting rods 16 are passed through U-shaped limit hole 15 and are slided in U-shaped limit hole 15 and connect with clamping plate 6 by the fourth connecting shaft 4；Described
Three-link 20 is equipped with upper arc-shaped limit hole 19, with the symmetrical arc lower limit hole 22 in upper arc-shaped limit hole and for Fixed-point Motion of A
First positioning hole 21, the third connecting shaft 17 passes through arc-shaped limit hole, and roller 18 is in upper arc-shaped limit hole 19 or lower arc
It is rolled in shape limit hole 22, the extension end of the third connecting shaft 17 is limited with split pin 9, while the third connecting rod 20
On be additionally provided with the 7th connecting shaft 23 for Fixed-point Motion of A, the 7th connecting shaft 23 passes through first positioning hole 21 and is positioned,
And third connecting rod 20 is rotated centered on the 7th connecting shaft 23；
As shown in figure 5, being fixedly installed with the 5th connecting shaft 13 on the clamping plate 6, pulling force is fixed in the 5th connecting shaft 13
The other end of spring 14, the tension spring 14 is hung on operating mechanism；5th connecting shaft 13 passes through one end of pull rod 12,
In the 7th connecting shaft 11, the extension end of the 7th connecting shaft 11 is limited another end cap of the pull rod 12 with split pin 9
, solenoid valve 10 is connected in the 7th connecting shaft 11；The bottom end of the clamping plate 6 is equipped with the 6th connection for Fixed-point Motion of A
Axis 7, the 6th connecting shaft 7 pass through second location hole 8 and are positioned, and both ends are limited by split pin 9.
The course of work of the invention: the course of work of the invention: as described in Figure 2, when needing common power supply to close a floodgate, at this time
It need to only be powered to the main coil in operating mechanism, but solenoid valve backup power source selection coil no power, first in selection device
Connecting rod 2 is rotated under the drive of operating mechanism around the first connecting shaft 3, to drive the on second connecting rod 16 the 4th to connect
Axis 4 slides in U-shaped limit hole 15, and then rolls the roller 18 of 16 end of second connecting rod in upper arc-shaped limit hole 19, into
And third connecting rod 20 is driven to be rotated counterclockwise around the 7th connecting shaft 23, third connecting rod 20, which rotates counterclockwise, will drive operation
The shaft that source side is commonly used in mechanism carries out combined floodgate to common power supply and moves；As shown in figure 3, when needing backup power source to close a floodgate,
First 10 backup power source of solenoid valve selection coil is powered, and solenoid valve 10 moves downward, in tension spring 14 and the 5th connecting shaft 13
Under effect, clamping plate 6 is made to rotate counterclockwise certain angle around the 6th connecting shaft 7, at this time the fourth connecting shaft 4 on second connecting rod 16
To the outer Slideslip of U-shaped limit hole 15, under the action of second connecting rod 16, roller 18 is rolled to arc lower from upper arc-shaped limit hole 19
In limit hole 22, at this point, being powered again to the main coil in operating mechanism, the first connecting rod 2 in selection device is in operating mechanism
It is rotated under drive around the first connecting shaft 3, to drive the fourth connecting shaft 4 on second connecting rod 16 in the 4th limit hole 15
Middle sliding, so that third connecting rod 20 be made to be rotated clockwise around the 7th connecting shaft 23, third connecting rod 20 rotates clockwise meeting
Shaft with standby electricity source in pneumatic operating mechanism carries out combined floodgate to backup power source and moves.In the process, main coil and electromagnetism
Valve 10 is all to be powered moment, due to being to carry out common power supply or standby electricity by main coil and solenoid valve 10 in entire selection device
The selection in source, belong to unicoil work, to simplify the structure of product, reduces production cost, also facilitate dimension
Shield maintenance, meanwhile, which malfunction automatic change-over will not when selecting common power supply or backup power source,
To preferably ensure that the safety and reliability of product.
The present invention and its embodiments have been described above, description is not limiting, it is shown in the drawings also only
It is one of embodiments of the present invention, practical structures are not limited thereto.All in all if those skilled in the art
It is enlightened by it, without departing from the spirit of the invention, is not inventively designed similar with the technical solution
Frame mode and embodiment, are within the scope of protection of the invention.
Claims (8)
1. bypass automatic change-over power supply selection device, the power supply selection device with for carry out power supply close a floodgate movement
Operating mechanism connection, it is characterised in that: the power supply selection device includes transmission mechanism (100), clamping plate (6) and solenoid valve
(10), the operating mechanism is connect with transmission mechanism (100), and the transmission mechanism (100) is slidably connected with clamping plate (6), described
Clamping plate (6) is connect with battery valve (10).
2. the power supply selection device of bypass automatic change-over according to claim 1, it is characterised in that: the driver
Structure (100) includes first connecting rod (2), second connecting rod (16) and third connecting rod (20), and described first connecting rod (2) one end is equipped with and institute
Operating mechanism connection is stated, and for the first limit hole (1) for move first connecting rod (2) with operating mechanism, the other end passes through the
One end of two connecting shafts (5) and second connecting rod (16) is rotatablely connected, and the other end of the second connecting rod (16) is connected by third
Axis (17) and the roller (18) and third connecting rod (20) covered on third connecting shaft (17) roll connection.
3. the power supply selection device of bypass automatic change-over according to claim 2, it is characterised in that: described second connects
Bar (16) middle position is equipped with the fourth connecting shaft (4), and the clamping plate (6) is equipped with U-shaped limit hole (15), the second connecting rod
(16) U-shaped limit hole (15) are passed through and are slided in U-shaped limit hole (15) by the fourth connecting shaft (4) and connect with clamping plate (6).
4. the power supply selection device of bypass automatic change-over according to claim 2, it is characterised in that: the third connects
Bar (20) is equipped with upper arc-shaped limit hole (19), turns with the symmetrical arc lower limit hole (22) in upper arc-shaped limit hole and for pinpointing
Dynamic first positioning hole (21), the third connecting shaft (17) passes through arc-shaped limit hole, and roller (18) is in upper arc-shaped limit hole
(19) or in arc lower limit hole (22) it rolls, while being additionally provided on the third connecting rod (20) and connecting for the 7th of Fixed-point Motion of A the
Spindle (23), the 7th connecting shaft (23) pass through first positioning hole (21) and are positioned, and third connecting rod (20) connects with the 7th
Spindle rotates centered on (23).
5. the power supply selection device of bypass automatic change-over according to claim 2, it is characterised in that: described first
The middle position of connecting rod (2) is additionally provided with the first connecting shaft (3) for Fixed-point Motion of A.
6. the power supply selection device of bypass automatic change-over according to claim 1, it is characterised in that: the clamping plate
(6) it is fixedly installed with the 5th connecting shaft (13) on, is fixed with tension spring (14) on the 5th connecting shaft (13), the pulling force
The other end of spring (14) is hung on operating mechanism；5th connecting shaft (13) passes through the one end of pull rod (12), the pull rod
(12) another end cap is connected with solenoid valve (10) on the 7th connecting shaft (11) in the 7th connecting shaft (11).
7. the power supply selection device of bypass automatic change-over according to claim 1, it is characterised in that: the clamping plate
(6) bottom end is equipped with the 6th connecting shaft (7) for Fixed-point Motion of A, and the 6th connecting shaft (7) passes through second location hole (8) and determined
Position, and both ends are limited by split pin (9).
8. bypassing the power supply selection device of automatic change-over according to claim 2,6 and 7, it is characterised in that: described
The extension end of second connecting shaft (5) is limited with split pin (9), the extension end split pin of the third connecting shaft (17)
(9) it is limited, the 6th connecting shaft (7) both ends limit with split pin (9) stretching of the 7th connecting shaft (11)
End is limited with split pin (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811140215.8A CN108964258B (en) | 2018-09-28 | 2018-09-28 | Power supply selecting device of bypass automatic transfer switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811140215.8A CN108964258B (en) | 2018-09-28 | 2018-09-28 | Power supply selecting device of bypass automatic transfer switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108964258A true CN108964258A (en) | 2018-12-07 |
| CN108964258B CN108964258B (en) | 2024-02-06 |
Family
ID=64472294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811140215.8A Active CN108964258B (en) | 2018-09-28 | 2018-09-28 | Power supply selecting device of bypass automatic transfer switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108964258B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110010389A (en) * | 2019-05-10 | 2019-07-12 | 无锡韩光电器股份有限公司 | The main power supply guiding device of automatic transfer switching electric appliance |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH065159A (en) * | 1991-03-28 | 1994-01-14 | Terasaki Denki Sangyo Kk | Operation mechanism for change over switch |
| CN101127278A (en) * | 2006-08-18 | 2008-02-20 | 宁波奇乐电器实业总公司 | Automatic conversion switch electrical appliance |
| KR101073681B1 (en) * | 2010-06-15 | 2011-10-14 | 오성기전주식회사 | Inter lock device for bypass automatic transfer switch |
| CN104282463A (en) * | 2014-10-29 | 2015-01-14 | 无锡韩光电器股份有限公司 | Buckling and tripping device for automatic transfer switching equipment |
| CN107437471A (en) * | 2017-09-19 | 2017-12-05 | 无锡韩光电器股份有限公司 | The on/off switch control device of automatic transfer switching electric appliance |
| CN209088612U (en) * | 2018-09-28 | 2019-07-09 | 无锡韩光电器股份有限公司 | Bypass the power supply selection device of automatic change-over |
-
2018
- 2018-09-28 CN CN201811140215.8A patent/CN108964258B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH065159A (en) * | 1991-03-28 | 1994-01-14 | Terasaki Denki Sangyo Kk | Operation mechanism for change over switch |
| CN101127278A (en) * | 2006-08-18 | 2008-02-20 | 宁波奇乐电器实业总公司 | Automatic conversion switch electrical appliance |
| KR101073681B1 (en) * | 2010-06-15 | 2011-10-14 | 오성기전주식회사 | Inter lock device for bypass automatic transfer switch |
| CN104282463A (en) * | 2014-10-29 | 2015-01-14 | 无锡韩光电器股份有限公司 | Buckling and tripping device for automatic transfer switching equipment |
| CN107437471A (en) * | 2017-09-19 | 2017-12-05 | 无锡韩光电器股份有限公司 | The on/off switch control device of automatic transfer switching electric appliance |
| CN209088612U (en) * | 2018-09-28 | 2019-07-09 | 无锡韩光电器股份有限公司 | Bypass the power supply selection device of automatic change-over |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110010389A (en) * | 2019-05-10 | 2019-07-12 | 无锡韩光电器股份有限公司 | The main power supply guiding device of automatic transfer switching electric appliance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108964258B (en) | 2024-02-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108964258A (en) | Bypass the power supply selection device of automatic change-over | |
| CN209088612U (en) | Bypass the power supply selection device of automatic change-over | |
| CN101441945A (en) | Self-locking apparatus for automatic transfer switch | |
| CN106373822B (en) | A kind of spring operating mechanism of circuit breaker | |
| CN201417686Y (en) | Energy storage mechanism of energy storage electric operating device | |
| CN107068481B (en) | A kind of ring network cabinet full seal type spring operating mechanism | |
| CN105551844B (en) | A kind of connecting rod actuating mechanism of double power supply automatic transfer switch | |
| CN108425174B (en) | Constant tension yarn carrying device and working method thereof | |
| CN208140861U (en) | Unmanned machine detecting device | |
| CN207529893U (en) | A kind of circuit breaker operation mechanism | |
| CN110357005A (en) | Electri forklift drive system, electri forklift | |
| CN207397973U (en) | The on/off switch control device of automatic transfer switching electric appliance | |
| CN108565144A (en) | A kind of energy pre-storage spring operating mechanism | |
| CN207233652U (en) | Vacuum circuit breaker force-reducing device | |
| CN108016836A (en) | It is ellipse to turn automatic detection mechanism | |
| CN2514011Y (en) | Warp yarn expansion controller | |
| CN203406548U (en) | Valve blocking mechanism | |
| CN210117525U (en) | Garment dyeing machine | |
| CN206451615U (en) | Three section automatic transfer switching electric appliances and its drive device | |
| CN208969211U (en) | A kind of breaker operation mechanism test fixture | |
| CN201117479Y (en) | Self locking device for automatic transfer switch | |
| CN107212805B (en) | High effect dust cleaner on the outside of a kind of household electrical appliance refrigerator | |
| CN207347801U (en) | A kind of automatic clothes airing machine airing rod upper limit structure | |
| CN111573359B (en) | Safety protection device for winding drum of cloth rolling machine | |
| CN219527056U (en) | Fabric stretching device |
Legal Events
| 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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |