CN209880429U - Dual-power automatic transfer switch - Google Patents
Dual-power automatic transfer switch Download PDFInfo
- Publication number
- CN209880429U CN209880429U CN201920658855.1U CN201920658855U CN209880429U CN 209880429 U CN209880429 U CN 209880429U CN 201920658855 U CN201920658855 U CN 201920658855U CN 209880429 U CN209880429 U CN 209880429U
- Authority
- CN
- China
- Prior art keywords
- cam
- transfer switch
- automatic transfer
- breaker group
- circuit breaker
- 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.)
- Expired - Fee Related
Links
- 230000009977 dual effect Effects 0.000 claims abstract description 23
- 210000002421 cell wall Anatomy 0.000 abstract description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Landscapes
- Breakers (AREA)
Abstract
The utility model relates to a dual supply automatic transfer switch. This dual supply automatic transfer switch includes circuit breaker group commonly used and spare circuit group, is equipped with operating device between circuit breaker group commonly used and the spare circuit group, and operating device is equipped with guide post and work arm respectively including the base and the upper cover that each other approximately closes, and the base internal rotation is equipped with the cam, and the base is equipped with drive cam pivoted motor outward, is equipped with respectively in the both sides of cam in the base, is equipped with on the work arm with guide post direction complex guide way, the front end of guide arm is equipped with the draw-in groove, and the draw-in groove supplies circuit breaker group commonly used and spare circuit breaker group's plectrum to put into to realize the break-make of circuit breaker group commonly used and spare circuit breaker group when the cam pushes away the journey when moving the work arm, be equipped with reset spring between the cell wall of guide way and the guide post to pulling work. Compared with the prior art, the utility model discloses a dual supply automatic transfer switch structure is simpler, is difficult for breaking down, and the reliability is higher.
Description
Technical Field
The utility model relates to a dual supply automatic transfer switch.
Background
The double-power automatic transfer switch is very common in daily life, and the known double-power automatic transfer switch consists of two circuit breakers with accessories, a set of transmission mechanism controlled by an electric mode and a manual mode and a controller. When the circuit breaker works, two circuit breakers switch two paths of power supplies, and only one circuit breaker is ensured to be in a closing state so as to be used for continuously supplying power to important occasions. The existing dual-power automatic transfer switch generally adopts a form of a lever and a rotating part to switch, so that the stability is reduced after long-term use, and the working reliability is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a dual supply automatic transfer switch to solve the technical problem that dual supply automatic transfer switch structure among the prior art is complicated, the reliability is low.
The utility model discloses a dual supply automatic transfer switch's technical scheme is:
the utility model provides a dual supply automatic transfer switch, includes circuit breaker group and spare circuit group commonly used, be equipped with operating device between circuit breaker group commonly used and the spare circuit group, operating device is including base and the upper cover that each other approximately closes, the base internal rotation is equipped with the cam, the base is equipped with drive cam pivoted motor outward, be equipped with guide post and work arm respectively in the both sides of cam in the base, be equipped with on the work arm with guide post direction complex guide way, the front end of work arm is equipped with the draw-in groove, the plectrum of circuit breaker group and spare circuit breaker group commonly used is supplied to the draw-in groove to realize the break-make of circuit breaker group commonly used and spare circuit breaker group when the cam pushes away the journey when moving the work arm, be equipped with reset spring between the cell wall of guide groove and the guide post to pulling work arm resets when the cam return stroke.
The beneficial effects are that: the utility model discloses a dual supply automatic transfer switch theory of operation does: when the circuit breaker normally works, the common breaker group is closed, and the common power supply is in a working state. When the power supply breaks down frequently, the motor rotates, and the promotion work arm stirs reserve circuit breaker closure, uses reserve power supply work, and reset spring stimulates another work arm simultaneously, makes the circuit breaker disconnection frequently, and the power supply stop work frequently. Compare dual supply automatic transfer switch among the prior art, the utility model discloses a dual supply automatic transfer switch structure is simpler, is difficult for breaking down, and the reliability is higher.
Further, the working arms on both sides of the cam are symmetrically arranged about the rotating shaft of the cam. The working arms on the two sides of the cam work about the rotating shaft of the cam, so that the arrangement is convenient, and the responsiveness of the working arms is better.
Furthermore, dual supply automatic transfer switch still includes the operation box that sets up at the upper cover upside, be equipped with control motor pivoted on the operation box and switch over the button. The operation box is provided with a switching button for controlling the motor to rotate, so that the operation is convenient.
Furthermore, a manual operating mechanism fixedly connected with the cam is arranged on the upper cover. The manual operating mechanism can be operated in an emergency.
Furthermore, the manual operating mechanism comprises a handle sleeve fixedly connected with the cam, a regular polygonal hole is formed in the handle sleeve, and a through hole matched with the handle sleeve is formed in the upper cover.
Furthermore, the dual-power automatic transfer switch also comprises a handle matched with the handle sleeve, and the front end of the handle is provided with a regular polygon column matched with the regular polygon hole of the sleeve in an inserting and assembling manner.
Drawings
Fig. 1 is a schematic structural diagram of a dual power automatic transfer switch of the present invention;
fig. 2 is a front view of an operating mechanism in the dual power automatic transfer switch of the present invention;
fig. 3 is a rear view of the operating mechanism in the dual power automatic transfer switch of the present invention;
in the figure: 1-a set of common circuit breakers; 2-spare circuit breaker group; 3-a wiring terminal; 4-an operating mechanism; 5-a switch button; 6-insurance; 7-a handle sleeve; 8-cam; 9-a working arm; 10-a guide groove; 11-a guide post; 12-a return spring; 13-a card slot; 14-a motor; 15-base.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
The utility model discloses a two power automatic transfer switch's concrete embodiment one, as shown in fig. 1 to fig. 3, including the mount pad, the four corners department of mount pad has the through-hole, is used for the installation the utility model discloses a two power automatic transfer switch. The mounting seat is provided with a common breaker group 1, a standby breaker group 2 and an operating mechanism 4 for switching between the common breaker group 1 and the standby breaker group 2.
The operating mechanism 4 comprises a base 15 and an upper cover buckled with the base 15, a cam 8 is rotatably assembled on the base 15, and guide columns 11 are arranged on two sides of the cam 8 of the base 15. The guide post 11 is provided with an operating arm 9 in a guiding way, and the operating arm 9 is provided with a guide groove 10 matched with the guide post 11 in a guiding way. In this embodiment, the working arms 9 on both sides of the cam 8 are arranged symmetrically with respect to the rotational axis of the cam 8.
One end of the working arm 9 at two sides of the cam 8, which is far away from the cam 8, extends out of the outer side of the base 15, and the base 15 is provided with a notch for the working arm 9 to extend out. The end of the working arm 9 facing away from the cam 8 is provided with a slot 13, and the slot 13 is used for placing a poking sheet of the corresponding common breaker group 1 or spare breaker group 2. When the cam 8 pushes the working arm 9 to extend outwards, the common breaker group 1 and the standby breaker group 2 are driven to act, and the common breaker group 1 and the standby breaker group 2 are switched on and off.
In order to return the operating arm 9 when the cam 8 is returned, a return spring 12 is provided between the guide groove 10 of the operating arm 9 and the guide post 11.
In this embodiment, the motor 14 for driving the cam 8 to rotate is provided outside the base 15, so as to realize the automatic control of the present invention. The mounting seat is provided with an operation box on the upper side of the operation mechanism 4, and the operation box is provided with a switching button 5 which is in control connection with a motor 14. Still have the insurance 6 of protection the motor on the operation box in the utility model.
In this embodiment, have binding post 3 on the mount pad, be convenient for the wiring.
The cam 8 is fixedly connected with a handle sleeve 7, and a hole with a regular hexagonal cross section is formed in the handle sleeve 7, but in other embodiments, the hole in the handle sleeve 7 may be other regular polygonal holes. The upper cover is provided with a through hole for the handle sleeve 7 to pass through upwards. The utility model discloses a dual supply automatic transfer switch still includes the handle, the tip of handle have with handle sleeve 7 the perforation cartridge complex regular hexagonal prism.
The utility model discloses a dual supply automatic transfer switch theory of operation does: when the circuit breaker normally works, the normally-used circuit breaker group 1 is closed, and the normally-used power supply is in a working state. When a fault occurs in the common power supply, the motor 14 rotates to push the working arm 9 to toggle the standby circuit breaker to be closed, the standby power supply is used for working, meanwhile, the return spring 12 pulls the other working arm 9 to disconnect the common circuit breaker, and the common power supply stops working. In an emergency situation, the cam 8 can be rotated by using the handle, so that the switching between the common power supply and the standby power supply is realized.
The utility model discloses a two power automatic transfer switch's specific embodiment two, the difference part with two power automatic transfer switch's specific embodiment one lies in, and two work arms in this embodiment are arranged perpendicularly, and other are the same with embodiment one, no longer describe.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides a dual supply automatic transfer switch, includes circuit breaker group and spare circuit group commonly used, be equipped with operating device between circuit breaker group commonly used and the spare circuit group, its characterized in that: the operating mechanism comprises a base and an upper cover which are mutually covered, a cam is assembled in the base, a motor for driving the cam to rotate is arranged outside the base, guide posts and working arms are respectively arranged on two sides of the cam in the base, guide grooves matched with the guide posts in a guiding mode are formed in the working arms, clamping grooves are formed in the front ends of the working arms, shifting pieces of a common breaker group and a spare breaker group are arranged in the clamping grooves, the shifting pieces of the common breaker group and the spare breaker group are pushed into the clamping grooves, the common breaker group and the spare breaker group are switched on and off when the cam pushes away to push the working arms to move, and a reset spring is arranged between the groove walls of the guide grooves and the guide posts, so that the working arms are pulled to.
2. The dual power automatic transfer switch of claim 1, wherein: the working arms on both sides of the cam are symmetrically arranged about the rotating shaft of the cam.
3. The dual power automatic transfer switch of claim 1 or 2, wherein: the dual-power automatic transfer switch further comprises an operation box arranged on the upper side of the upper cover, and a switching button for controlling the rotation of the motor is arranged on the operation box.
4. The dual power automatic transfer switch of claim 1 or 2, wherein: and the upper cover is provided with a manual operating mechanism fixedly connected with the cam.
5. The dual power automatic transfer switch of claim 4, wherein: the manual operating mechanism comprises a handle sleeve fixedly connected with the cam, a regular polygonal hole is formed in the handle sleeve, and a through hole matched with the handle sleeve is formed in the upper cover.
6. The dual power automatic transfer switch of claim 5, wherein: the dual-power automatic transfer switch further comprises a handle matched with the handle sleeve, and a regular polygon column matched with the regular polygon hole of the sleeve in an inserting and assembling mode is arranged at the front end of the handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920658855.1U CN209880429U (en) | 2019-05-09 | 2019-05-09 | Dual-power automatic transfer switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920658855.1U CN209880429U (en) | 2019-05-09 | 2019-05-09 | Dual-power automatic transfer switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209880429U true CN209880429U (en) | 2019-12-31 |
Family
ID=68964360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920658855.1U Expired - Fee Related CN209880429U (en) | 2019-05-09 | 2019-05-09 | Dual-power automatic transfer switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209880429U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113284751A (en) * | 2021-05-20 | 2021-08-20 | 浙江万松电气有限公司 | Operating mechanism for special dual-power automatic transfer switching device |
-
2019
- 2019-05-09 CN CN201920658855.1U patent/CN209880429U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113284751A (en) * | 2021-05-20 | 2021-08-20 | 浙江万松电气有限公司 | Operating mechanism for special dual-power automatic transfer switching device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209880429U (en) | Dual-power automatic transfer switch | |
| CN102714423A (en) | Restart protection for battery-powered electrical appliances | |
| CN212461489U (en) | Composite controller for greenhouse electric control cabinet | |
| JP5048569B2 (en) | Circuit breaker | |
| CN201616403U (en) | Under-voltage tripping device of miniature circuit breaker | |
| CN209282153U (en) | A kind of electrically operated device drive transmission device | |
| CN106252176A (en) | Autoreclose breaker | |
| CN106252172A (en) | A kind of autoreclose breaker | |
| CN109755055B (en) | Operating mechanism with re-buckling function for automatic change-over switch | |
| CN202339890U (en) | Hydraulic electromagnetic breaker | |
| CN201663066U (en) | Switching plate used in dual-power transfer switch | |
| CN211524418U (en) | Electric lock | |
| CN209544756U (en) | One kind automatically powering off cellular phone data line | |
| CN207319963U (en) | Direct-current dual power automatic change-over | |
| CN101814385B (en) | Transmission mechanism used in double-power change-over switch | |
| CN208690192U (en) | The over-voltage being installed on breaker and undervoltage protection device | |
| CN201663073U (en) | Transmission mechanism used in double-power change-over switch | |
| CN204809058U (en) | Splint formula dual spring operating mechanism | |
| CN204424190U (en) | A kind of miniature circuit breaker | |
| CN218585906U (en) | Control device for opening and closing of circuit breaker | |
| CN203516922U (en) | Automatic switch of valve | |
| CN218975375U (en) | Operating mechanism of circuit breaker | |
| CN109285736B (en) | Circuit breaker | |
| CN208385330U (en) | A kind of novel breaker handle arrangement | |
| CN109786147B (en) | Automatic transfer switch electric appliance with re-buckling function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |