CN208580671U - A kind of double power supply automatic transfer switch - Google Patents
A kind of double power supply automatic transfer switch Download PDFInfo
- Publication number
- CN208580671U CN208580671U CN201821350850.4U CN201821350850U CN208580671U CN 208580671 U CN208580671 U CN 208580671U CN 201821350850 U CN201821350850 U CN 201821350850U CN 208580671 U CN208580671 U CN 208580671U
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- CN
- China
- Prior art keywords
- contact
- power supply
- pedestal
- power source
- backup power
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Abstract
The utility model discloses a kind of double power supply automatic transfer switch, including pedestal, the both ends of the pedestal are symmetrically arranged with common power supply and backup power source, the middle-end of the pedestal, which is arranged side by side, common power supply indicator, alarm and backup power source indicator light, the internal symmetry of the pedestal is provided with common power contact head and backup power source contact, jack is provided on the common power contact head, elastic piece is provided in the jack, load contact is fixedly installed between the common power contact head and backup power source contact, connecting rod is provided with above the load contact, the middle part of the connecting rod is hinged on pedestal by pin shaft, the bottom of the connecting rod is hinged with the end of left electric telescopic rod and right electric telescopic rod respectively, the both ends of the connecting rod are hinged with fixed frame.The utility model solves that traditional double power supply automatic transfer switch safety is lower, and moving contact contacts untight problem with static contact by setting jack, connecting rod, fixed frame and guide rail.
Description
Technical field
The utility model relates to change-over switch technical field, specially a kind of double power supply automatic transfer switch.
Background technique
The purposes of double power supply automatic transfer switch, be exactly in simple terms commonly use all the way it is spare all the way, when common electricity suddenly therefore
When barrier or power failure, by double power supply converting switch, automatically engages on backup power source, equipment is made to remain to operate normally, it is most common
Be elevator, fire-fighting, in monitoring, but traditional double power supply automatic transfer switch safety is lower, and moving contact connects with static contact
It touches not close, is easy accidentally to touch, therefore the utility model designs a kind of double power supply automatic transfer switch to solve the above problems.
Through retrieving, Chinese patent grant number CN104409228A, Granted publication 2015.03.11 disclose a kind of dual power supply
The double breaking points moving contact structure of automatic change-over, the moving contact structure include: movable contact one, load stationary contact one, load it is quiet
Contact, insulating base, movable contact two, moving contact one, pin shaft one, a-power supply stationary contact, a-power supply static contact, moves load stationary contact two
Contact three, moving contact spring, movable contact four, B-source static contact, B-source stationary contact, pin shaft two, moving contact two, shaft；Work as institute
It states shaft not rotate, when being in zero position, A, B-source are disconnected；When the shaft rotates clockwise or counterclockwise, drive whole
A moving contact component rotates clockwise or counterclockwise；It rotated after certain angle, it can be achieved that B-source connects a-power supply disconnects or A electricity
Source is connected B-source and is disconnected.
Structure of contact terminal in the patent has the following disadvantages:
The connection of the structure of contact terminal moving contact and power supply static contact and load static contact is not close, for a long time, is easy pine
Dynamic poor contact.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of double power supply automatic transfer switch, solves tradition
Double power supply automatic transfer switch safety it is lower, moving contact contacts untight problem with static contact.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions: a kind of double power supply automatic transfer switch, including
Pedestal, the both ends of the pedestal are symmetrically arranged with common power supply and backup power source, the middle-end of the pedestal be arranged side by side have it is common
Power supply indicator, alarm and backup power source indicator light, the internal symmetry of the pedestal are provided with common power contact head and spare
Power contact head is provided with jack on the common power contact head, elastic piece, the common power contact head is provided in the jack
It is fixedly installed load contact between backup power source contact, connecting rod is provided with above the load contact, the connecting rod
Middle part is hinged on pedestal by pin shaft, the bottom of the connecting rod end with left electric telescopic rod and right electric telescopic rod respectively
Hingedly, the both ends of the connecting rod are hinged with fixed frame, and the fixed frame is slidably arranged on guide rail, and fixed frame described in both ends
On be respectively embedded into and be provided with the first moving contact and the second moving contact.
Preferably, it is provided with jack in the backup power source contact and load contact, and inserting in the load contact
There are two hole settings, and two jacks are symmetricly set on the both ends of load contact.
Preferably, first moving contact and the second moving contact are disposed as inverted U-shaped.
Preferably, the common power contact head is connect with common power supply, and the backup power source contact is connect with backup power source.
Preferably, the inside of the pedestal is also fixedly installed controller, the alarm, left electric telescopic rod and right electricity
Dynamic telescopic rod is electrically connected with controller.
(3) beneficial effect
The utility model provides a kind of double power supply automatic transfer switch, have it is following the utility model has the advantages that
(1) for the utility model when needing using backup power source, controller controls left electric telescopic rod elongation, controls right electricity
Dynamic telescopic rod shortens, so that the first moving contact rises away from the jack on common power contact head along guide rail, while making second
Moving contact declines along guide rail in the jack on insertion backup power source contact, to complete conversion operation, by setting jack and
Elastic piece enables the connection of moving contact and static contact even closer, and traditional change-over switch or so maloperation is avoided to be easy
Switch is separated.
(2) the utility model is by setting alarm, and when circuit breaks down, controller controls alarm work, from
And user is reminded to pay attention to.
Detailed description of the invention
Fig. 1 is the utility model outside drawing；
Fig. 2 is dynamic/static contact structure chart inside the utility model；
Fig. 3 is the utility model guide rail and fixed frame connection figure.
In figure: 1, pedestal；2, power supply is commonly used；3, backup power source；4, alarm；5, power supply indicator is commonly used；6, standby electricity
Source indicator light；7, controller；8, power contact head is commonly used；9, jack；10, elastic piece；11, backup power source contact；12, load touching
Head；13, connecting rod；14, pin shaft；15, left electric telescopic rod；16, right electric telescopic rod；17, fixed frame；18, the first moving contact；
19, guide rail；20, the second moving contact.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1-3, the utility model provides a kind of technical solution: a kind of double power supply automatic transfer switch, including bottom
Seat 1, the both ends of pedestal 1 are symmetrically arranged with common power supply 2 and backup power source 3, and the middle-end of pedestal 1, which is arranged side by side, has common power supply to refer to
Show that lamp 5, alarm 4 and backup power source indicator light 6, the internal symmetry of pedestal 1 are provided with common power contact head 8 and backup power source touching
First 11, common power contact head 8 is connect with common power supply 2, and backup power source contact 11 is connect with backup power source 3, commonly uses power contact head 8
On be provided with jack 9, be provided with elastic piece 10 in jack 9, the setting of elastic piece 10 enables the connection between contact and contact
It is enough even closer, load contact 12, backup power source contact are fixedly installed between common power contact head 8 and backup power source contact 11
11 and load contact 12 on be provided with jack 9, and in load contact 12 jack 9 setting there are two, two jacks 9 are symmetrically set
It sets at the both ends of load contact 12, the top of load contact 12 is provided with connecting rod 13, and the middle part of connecting rod 13 is hinged by pin shaft 14
On pedestal 1, the bottom of connecting rod 13 is hinged with the end of left electric telescopic rod 15 and right electric telescopic rod 16 respectively, connecting rod 13
Both ends are hinged with fixed frame 17, and fixed frame 17 is slidably arranged on guide rail 19, and setting is respectively embedded on both ends fixed frame 17
Have the first moving contact 18 and the second moving contact 20, the first moving contact 18 and the second moving contact 20 be disposed as it is inverted U-shaped, pedestal 1
Inside is also fixedly installed controller 7, and alarm 4, left electric telescopic rod 15 and right electric telescopic rod 16 are electrical with controller 7
Connection.
In use, controller 7 controls left electric telescopic rod 15 and extends when needing using backup power source 3, control is right electronic
Telescopic rod 16 shortens, so that the first moving contact 18 rises away from the jack 9 on common power contact head 8 along guide rail 19, makes simultaneously
It obtains in the jack 9 that the second moving contact 20 declines along guide rail 19 on insertion backup power source contact 11, to complete conversion operation, leads to
Setting jack 9 and elastic piece 10 are crossed, enables the connection of moving contact and static contact even closer, avoids traditional change-over switch
Left and right maloperation is easy to separate on switch.
It can to sum up obtain, the utility model solves traditional by setting jack 9, connecting rod 13, fixed frame 17 and guide rail 19
Double power supply automatic transfer switch safety is lower, and moving contact contacts untight problem with static contact.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of double power supply automatic transfer switch, including pedestal (1), it is characterised in that: the both ends of the pedestal (1) are symmetrical arranged
There are common power supply (2) and backup power source (3), the middle-end of the pedestal (1), which is arranged side by side, common power supply indicator (5), alarm
The internal symmetry of device (4) and backup power source indicator light (6), the pedestal (1) is provided with common power contact head (8) and backup power source
Contact (11) is provided with jack (9) on the common power contact head (8), is provided with elastic piece (10), institute in the jack (9)
It states and is fixedly installed load contact (12), the load contact between common power contact head (8) and backup power source contact (11)
(12) it is provided with above connecting rod (13), the middle part of the connecting rod (13) is hinged on pedestal (1) by pin shaft (14), the company
The bottom of bar (13) is hinged with the end of left electric telescopic rod (15) and right electric telescopic rod (16) respectively, the connecting rod (13)
Both ends with fixed frame (17) hingedly, the fixed frame (17) is slidably arranged on guide rail (19), and fixed frame described in both ends
(17) it is respectively embedded on and is provided with the first moving contact (18) and the second moving contact (20).
2. a kind of double power supply automatic transfer switch according to claim 1, it is characterised in that: the backup power source contact
(11) and in load contact (12) it is provided with jack (9), and there are two jack (9) settings in the load contact (12),
Two jacks (9) are symmetricly set on the both ends of load contact (12).
3. a kind of double power supply automatic transfer switch according to claim 1, it is characterised in that: first moving contact (18)
It is disposed as with the second moving contact (20) inverted U-shaped.
4. a kind of double power supply automatic transfer switch according to claim 1, it is characterised in that: the common power contact head
(8) it is connect with common power supply (2), the backup power source contact (11) connect with backup power source (3).
5. a kind of double power supply automatic transfer switch according to claim 1, it is characterised in that: the inside of the pedestal (1)
Also be fixedly installed controller (7), the alarm (4), left electric telescopic rod (15) and right electric telescopic rod (16) with control
Device (7) processed is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821350850.4U CN208580671U (en) | 2018-08-21 | 2018-08-21 | A kind of double power supply automatic transfer switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821350850.4U CN208580671U (en) | 2018-08-21 | 2018-08-21 | A kind of double power supply automatic transfer switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208580671U true CN208580671U (en) | 2019-03-05 |
Family
ID=65512371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821350850.4U Expired - Fee Related CN208580671U (en) | 2018-08-21 | 2018-08-21 | A kind of double power supply automatic transfer switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208580671U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110993386A (en) * | 2019-12-20 | 2020-04-10 | 南京亚派科技股份有限公司 | Switching structure of dual-power transfer switch |
-
2018
- 2018-08-21 CN CN201821350850.4U patent/CN208580671U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110993386A (en) * | 2019-12-20 | 2020-04-10 | 南京亚派科技股份有限公司 | Switching structure of dual-power transfer switch |
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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: 20190305 Termination date: 20210821 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |