CN207884354U - A kind of industrial computer dual power supply automatic switching device - Google Patents
A kind of industrial computer dual power supply automatic switching device Download PDFInfo
- Publication number
- CN207884354U CN207884354U CN201820176228.XU CN201820176228U CN207884354U CN 207884354 U CN207884354 U CN 207884354U CN 201820176228 U CN201820176228 U CN 201820176228U CN 207884354 U CN207884354 U CN 207884354U
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- China
- Prior art keywords
- power supply
- relay
- normally
- electricity
- supply circuit
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- 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
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- 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
Abstract
The utility model discloses a kind of industrial computer dual power supply automatic switching devices, it includes distribution board, uninterruptible power supply, the first relay, the second relay, main electricity and standby electricity are provided on the distribution board, the main electricity, the uninterruptible power supply, industrial personal computer sequentially pass through conducting wire and connect to form main power supply circuit, and the standby electricity is connected to the industrial personal computer by conducting wire and forms standby power supply circuit；Setting is there are two for the normally-closed contact that is switched off or on the zero curve of the standby power supply circuit and firewire on first relay, normally-closed contact and two normally opened contacts there are two settings on second relay.The industrial computer dual power supply automatic switching device of the utility model can achieve the effect that seamless switching, avoid industrial personal computer because dead electricity shutdown causes damages, ensured 24 hours uninterrupted power supplies of industry control function, continuous service.
Description
Technical field
The utility model is related to industrial computer technical fields, are cut automatically more particularly to a kind of industrial computer dual power supply
Changing device.
Background technology
Currently, in many professions of metro industry, has and equipment is monitored using technical grade computer, is controlled,
These technical grade computers require booting operation always in 24 hours.For these computers, enterprise be prevent alternating current unstable or
Power-off causes computer shutdown, generally uses uninterrupted backup power supply（Hereinafter referred to as UPS）Equipment is connected, when city is electrically disconnected,
UPS can power to computer in short term, causes the device to continue to run with a period of time, waits for city power recovery, ensure to calculate with this
Machine remains operational.However, the storage battery of UPS is easy failure due to being chronically at floating charge state.When UPS failures, confession will be lost
Electricity Functional shuts down if alternating current power down computer, seriously affects metro company operation.
Utility model content
For this purpose, the technical problems to be solved in the utility model is to overcome existing industrial computer existing in use
Above-mentioned deficiency, and then a kind of industrial computer dual power supply automatic switching device is provided.
To achieve the above object, the utility model uses following technical scheme：
A kind of industrial computer dual power supply automatic switching device comprising distribution board, uninterruptible power supply, the first relay,
Second relay, main electricity and standby electricity are provided on the distribution board, and the main electricity, the uninterruptible power supply, industrial personal computer sequentially lead to
It crosses conducting wire to connect to form main power supply circuit, the standby electricity is connected to the industrial personal computer by conducting wire and forms standby power supply circuit；It is described
The zero line output end of uninterruptible power supply and fire wire output end are connect with the input terminal of first relay respectively, and described first
Setting is there are two for the normally-closed contact that is switched off or on the zero curve of the standby power supply circuit and firewire on relay, and described the
Two normally-closed contacts on first relay described in when one relay power are by the available electricity circuitry cuts, first relay
Two normally-closed contacts on first relay described in when device powers off connect the standby power supply circuit；The two of first relay
The input with second relay respectively of the zero curve and firewire of standby power supply circuit between a normally-closed contact and the industrial personal computer
Terminal connects, and there are two for switching on or off the normal of the main power supply circuit zero curve and firewire for setting on second relay
Closed contact and two are for switching on or off the available between two normally-closed contacts of first relay and the industrial personal computer
The normally opened contact of circuit zero curve and firewire, when second relay powers off, two on second relay are normally closed tactile
Point connects the zero curve of the main power supply circuit with firewire, when second relay power, two on second relay
A normally opened contact connects the standby power supply circuit between two normally-closed contacts of first relay and the industrial personal computer.
Preferably, standby power supply circuit between second relay and two normally opened contacts of second relay
It is connected with buzzer on zero curve and firewire.
Preferably, it is arranged on the standby power supply circuit between the distribution board and two normally-closed contacts of first relay
It is useful for switching on or off the service switch of circuit.
Preferably, the service switch is single knife switch or double-pole switch.
Preferably, the switching time of the automatic switching control equipment of first relay and second relay is less than 0.02
Second.
Preferably, the service switch is air switch.
The beneficial effects of the utility model：
The industrial computer dual power supply automatic switching device of the utility model can achieve the effect that seamless switching, avoid
Industrial personal computer has ensured 24 hours uninterrupted power supplies of industry control function, continuous service because dead electricity shutdown causes damages.
Description of the drawings
In order to make the content of the utility model be more likely to be clearly understood, below in conjunction with the accompanying drawings, the utility model is made
Further details of explanation, wherein：
Fig. 1 is the circuit connection diagram of the industrial computer dual power supply automatic switching device of the utility model.
Reference numeral is expressed as in figure：
1- distribution boards；The main electricity of 11-；The standby electricity of 12-；2- uninterruptible power supplies；The first relays of K1-；The second relays of K2-；3-
Industrial personal computer；The main power supply circuits of 4-；5- is for power supply circuit；6- buzzers；7- service switch；K1-1, K1-2, K2-1, K2-2- are normally closed
Contact；K2-3, K2-4- normally opened contact.
Specific implementation mode
Referring to Fig. 1（L indicates that firewire, N indicate zero curve in figure）, a kind of industrial computer dual power supply automatic switching device,
Including distribution board 1, uninterruptible power supply 2, the first relay K1, the second relay K2, main electric 11 He is provided on the distribution board 1
Standby electricity 12, described main electric 11, the uninterruptible power supply 2, industrial personal computer 3 sequentially pass through zero curve and connect to form main power supply circuit with firewire
4, the standby electricity 12 is connected to the industrial personal computer 3 by zero curve and firewire and forms standby power supply circuit 5；The uninterruptible power supply 2
Zero line output end and fire wire output end are connect with two input terminals of the first relay K1 respectively, first relay
Normally-closed contact K1-1, K1-2 on K1 there are two settings for the zero curve of the standby power supply circuit and firewire to be switched off or on,
Two normally-closed contacts K1-1, K1-2 on first relay K1 described in when the first relay K1 is powered are electric by available electricity
Road 5 is cut off, when the first relay K1 power-off described in two normally-closed contacts K1-1, K1-2 on the first relay K1 will be described
Standby power supply circuit 5 is connected；It is standby between two normally-closed contacts K1-1, K1-2 and the industrial personal computer 3 of the first relay K1
The zero curve and firewire of power supply circuit are connect with two input terminals of the second relay K2 respectively, the second relay K2
There are two normally-closed contact K2-1, K2-2 for being used to switch on or off the main power supply circuit zero curve and firewire and two for upper setting
The standby power supply circuit zero curve between two normally-closed contacts and the industrial personal computer for switching on or off the first relay K1
With normally opened contact K2-3, K2-4 of firewire, when the second relay K2 is powered off, two on the second relay K2 are normally closed
Contact K2-1, K2-2 connect the zero curve of the main power supply circuit with firewire, when the second relay K2 is powered, described second
Two normally opened contacts K2-3, K2-4 on relay K2 by two normally-closed contacts K1-1, K1-2 of the first relay K1 with
The zero curve of standby power supply circuit between the industrial personal computer 3 is connected with firewire.
Under normal conditions, two contacts of relay K1 are respectively：K1-1, K1-2 are normally-closed contact, are in normally closed shape
State；Four contacts of relay K2 are respectively：K2-1, K2-2, K2-3, K2-4, wherein K2-1, K2-2 are normally-closed contact, are in
Normally off, K2-3, K2-4 are normally opened contact, are in normally open.
Under normal circumstances, industrial personal computer is powered using main electricity, and after the main electricity of distribution board is input to UPS, industry control is output to by UPS
Machine.In the process, since relay K1 is powered, K1-1, K1-2 are disconnected, and standby road electricity are cut off, so relay K2 is obstructed
Electricity, relay K2 are failure to actuate all contacts, and state of remaining stationary, industrial personal computer is worked using main road electricity.
When uninterruptible power supply 2（Namely UPS）When breaking down or needing to safeguard uninterruptible power supply, UPS is closed, i.e.,
UPS is not exported, therefore relay K1 dead electricity, and two contacts K1-1, K1-2 of relay K1 reset, and restore normally off；This
When relay K2 be in energized state, normally-closed contact K2-1, K2-2 of relay K2 are disconnected, and normally opened contact K2-3, K2-4 are closed.
So far, standby electricity is automatically switched to power, two normally opened contact K2-3 of the second relay K2 and the second relay K2,
Buzzer 6 is connected on the zero curve and firewire of standby power supply circuit between K2-4, when buzzer 6 is connected, sound production prompt repairs people
Member, at present UPS failures, please processing as early as possible, restores main road power supply.
When uninterruptible power supply 2（UPS）After restoring normal, relay K1 is re-energised, and starts to act, therefore K1-1, K1-2
State is gone off by normally closed；Relay K2 dead electricity, starts to act, and K2-1, K2-2 reset, and revert to normally off, K2-3,
K2-4 resets, and reverts to normally open, so far, electricity power supply based on automatic switchover.
Standby power supply circuit between the distribution board 1 and two normally-closed contacts K1-1, K1-2 of the first relay K1
On be provided with service switch 7 for switching on or off circuit, the service switch 7 is air switch..It is standby when that need not access
When electricity power supply, then service switch 7 can be directly disconnected.The service switch 7 can be single knife switch or double-pole switch, only to disconnect
Firewire simultaneously switches off firewire, zero curve.
The switching time of the automatic switching control equipment of the first relay K1 of the present embodiment and the second relay K2
Less than 0.02 second.At present the frequency of China 220V alternating currents be 50Hz, i.e., 0.02 second, as long as switching time be less equal than 0.02
Second, then it can achieve the effect that seamless switching, avoid industrial personal computer because dead electricity shutdown causes damages, ensured that industry control function 24 is small
When uninterrupted power supply, continuous service.
Above-mentioned specific implementation mode is only explained in detail the technical solution of the utility model, and the utility model is not
It is only limited only to above-described embodiment, it will be understood by those skilled in the art that every according to above-mentioned principle and spiritual in this practicality
Improvement, replacement on novel foundation, should all be within the protection scope of the utility model.
Claims (6)
1. a kind of industrial computer dual power supply automatic switching device, it is characterised in that：Including distribution board, uninterruptible power supply, first
Relay, the second relay are provided with main electricity and standby electricity, the main electricity, the uninterruptible power supply, industrial personal computer on the distribution board
It sequentially passes through conducting wire to connect to form main power supply circuit, the standby electricity is connected to the industrial personal computer by conducting wire and forms available electricity electricity
Road；The zero line output end of the uninterruptible power supply and fire wire output end are connect with the input terminal of first relay respectively,
There are two normally closed tactile for the zero curve of the standby power supply circuit and firewire to be switched off or on for setting on first relay
Point, when first relay power described in two normally-closed contacts on the first relay by the available electricity circuitry cuts, institute
Two normally-closed contacts on first relay described in when stating the power-off of the first relay connect the standby power supply circuit；Described first
The zero curve and firewire of standby power supply circuit between two normally-closed contacts of relay and the industrial personal computer respectively with described second after
The input terminal of electric appliance connects, and there are two for switching on or off the main power supply circuit zero curve for setting on second relay
With the normally-closed contact of firewire and two two normally-closed contacts for switching on or off first relay and the industrial personal computer
Between standby power supply circuit zero curve and firewire normally opened contact, when second relay power-off, on second relay
Two normally-closed contacts connect the zero curve of the main power supply circuit with firewire, when second relay power, described second after
Two normally opened contacts on electric appliance are electric by the available electricity between two normally-closed contacts of first relay and the industrial personal computer
Road is connected.
2. industrial computer dual power supply automatic switching device according to claim 1, it is characterised in that：Second relay
It is connected with buzzer on the zero curve and firewire of standby power supply circuit between device and two normally opened contacts of second relay.
3. industrial computer dual power supply automatic switching device according to claim 1, it is characterised in that：The distribution board with
The repair for switching on or off circuit is provided on standby power supply circuit between two normally-closed contacts of first relay
Switch.
4. industrial computer dual power supply automatic switching device according to claim 3, it is characterised in that：The service switch
For single knife switch or double-pole switch.
5. according to claim 1-4 any one of them industrial computer dual power supply automatic switching devices, it is characterised in that：It is described
The switching time of the automatic switching control equipment of first relay and second relay is less than 0.02 second.
6. industrial computer dual power supply automatic switching device according to claim 4, it is characterised in that：The service switch
For air switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820176228.XU CN207884354U (en) | 2018-02-01 | 2018-02-01 | A kind of industrial computer dual power supply automatic switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820176228.XU CN207884354U (en) | 2018-02-01 | 2018-02-01 | A kind of industrial computer dual power supply automatic switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207884354U true CN207884354U (en) | 2018-09-18 |
Family
ID=63509578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820176228.XU Expired - Fee Related CN207884354U (en) | 2018-02-01 | 2018-02-01 | A kind of industrial computer dual power supply automatic switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207884354U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111665916A (en) * | 2020-06-05 | 2020-09-15 | 杭州成昌网络科技有限公司 | Disk array with automatic alarm function in case of power failure of standby power supply |
| CN114546085A (en) * | 2020-11-24 | 2022-05-27 | 上海西门子医疗器械有限公司 | Power supply control module and system of double computers and medical imaging equipment |
-
2018
- 2018-02-01 CN CN201820176228.XU patent/CN207884354U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111665916A (en) * | 2020-06-05 | 2020-09-15 | 杭州成昌网络科技有限公司 | Disk array with automatic alarm function in case of power failure of standby power supply |
| CN114546085A (en) * | 2020-11-24 | 2022-05-27 | 上海西门子医疗器械有限公司 | Power supply control module and system of double computers and medical imaging equipment |
| CN114546085B (en) * | 2020-11-24 | 2024-03-26 | 上海西门子医疗器械有限公司 | Dual-computer power control module, system and medical imaging equipment |
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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: 20180918 Termination date: 20200201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |