CN202333960U - Energy-saving medical safety power supply device - Google Patents
Energy-saving medical safety power supply device Download PDFInfo
- Publication number
- CN202333960U CN202333960U CN201120447494XU CN201120447494U CN202333960U CN 202333960 U CN202333960 U CN 202333960U CN 201120447494X U CN201120447494X U CN 201120447494XU CN 201120447494 U CN201120447494 U CN 201120447494U CN 202333960 U CN202333960 U CN 202333960U
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- China
- Prior art keywords
- power supply
- switch
- isolating transformer
- storage battery
- bypass
- 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
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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 an energy-saving medical safety power supply device. A mains supply is connected with the input end of a first isolation transformer T1 through a power supply input main switch K1, and a bypass maintenance switch K2, a power supply output switch K5 and a load power supply switch K6 are connected through nodes A. The output end of the first isolation transformer T1 is divided into three paths to be connected with the nodes A. A storage battery CG is connected between a charging unit CK and a contravariant unit NB through a storage battery power supply switch K4. A second isolation transformer T2 is connected between the contravariant unit NB and a power supply rapid electronic switching device D2, or the second isolation transformer T2 is connected between the nodes A and the load power supply switch K6. The energy-saving medical safety power supply device has the advantages of being capable of providing stable mains supply and timely switching into a storage battery for supplying power while the mains supply is outage and the like.
Description
Technical field
The utility model relates to a kind of electric supply installation, but especially a kind of energy-saving medical safe electric supply installation of uninterrupted power supply.
Background technology
Many Medical Devices electricity consumptions belong to an extremely important stage load that can not cut off the power supply again, like the clean room in emergency unit, care unit, operation portion, delivery room, Baby Room, blood ward, hemodialysis unit, pathological section analysis, CT Scan Room, blood bank, Hyperbaric oxygen chamber, accelerator machine room, therapeutic room, Blood Matching Room, electrocardiography room, BChao Shi (5kW), x ray room, intervention chamber (80kW), rubble chamber, ERCP (stomach and intestine appearance), control laboratory, laboratory etc.These equipment all are the medical facilities that contact with human body at installation, use and maintenance process, should guarantee personal safety, can not arbitrarily cut off the power supply again.
At present, Medical Devices generally all adopt mains-supplied, when civil power cuts off, by manual switching to lead accumulator powering mode.There is following defective in this supply power mode: (1) lead accumulator is easy contaminated environment owing to contain a large amount of lead, and useful life is short, and its cycle life generally about 200 times, needs often to change, and use cost is than higher; Lead accumulator has the danger of blast, influences the fail safe of medical procedure easily; (2) Medical Devices directly insert civil power, and civil power is easy to generate voltage fluctuation in power supply process, can reduce the useful life of Medical Devices; (3) owing to adopt the manual switchover mode, possibly need of short duration power failure in the surgical procedure, the influence operation carries out smoothly easily.
The utility model content
The utility model is the weak point that exists in the above-mentioned prior art for avoiding, and a kind of energy-saving medical safe electric supply installation is provided, and so that stable mains supply to be provided to Medical Devices, and when mains failure, in time converts storage battery power supply into.
The utility model is the technical solution problem, and a kind of energy-saving medical safe electric supply installation is provided.
Energy-saving medical safe electric supply installation; Its design feature is to comprise the first isolating transformer T1, the second isolating transformer T2, bypass swift electron switching device shifter D1, power supply swift electron switching device shifter D2, charhing unit CK, inversion unit NB, storage battery CG and switch; Switch comprises power supply input master switch K1, bypass service switch K2, bypass power supply K switch 3, storage battery power supply K switch 4, power supply output K switch 5 and electric K switch 6; Mains supply is connected with the input of the first isolating transformer T1 through power supply input master switch K1; Bypass service switch K2, power supply output K switch 5 are connected through node A with electric K switch 6; The output of the said first isolating transformer T1 divides three the tunnel to be connected with node A: the first via is connected with node A through bypass service switch K2; The second the tunnel is connected with node A with bypass swift electron switching device shifter D1 through bypass power supply K switch 3, and Third Road is connected with node A through charhing unit CK, inversion unit NB and power supply swift electron switching device shifter D2; Storage battery CG is connected between charhing unit CK and the inversion unit NB through storage battery power supply K switch 4; The said second isolating transformer T2 is connected between inversion unit NB and the power supply swift electron switching device shifter D2, and the perhaps said second isolating transformer T2 is connected between node A and the electric K switch 6.
The design feature of the energy-saving medical safe electric supply installation of the utility model also is:
All be connected with warning device on the output of the output of the said first isolating transformer T1 and the second isolating transformer T2.
Compared with present technology, the utility model beneficial effect is embodied in:
Utilize two isolating transformers, avoid various clutters in the electrical network, improve the reliability and the validity of data of equipment operation, reduce mistaken diagnosis and judge by accident the electromagnetic interference of equipment.The application charge in batteries is stored, and has guaranteed the continuation of supply of electrical energy, prevents malpractice in the medical operating.Adopt the electrical network bypass to isolate power supply, the inverter dormancy has realized the social benefit of environmental protection and energy saving, avoids the secondary electricity of online couple of conversion UPS to decrease.Use the insulation monitoring alarm technique, the insulation condition monitoring of output circuit is analyzed, the extension of control accident is in time avoided leaking electricity, the generation of electric shock accidents fully.The safe power supply device of the utility model; Not only can directly ensure the uninterrupted power supply of field of medical important load; Property loss of avoiding causing because of power failure and personnel's injures and deaths, and can produce the huge social benefit are for people produce and living safety provides safeguard.
The safe power supply device of the utility model can avoid causing owing to the power failure of mains supply the outage of Medical Devices, can improve the Medical Devices reliability of operation, and guarantees the reliability and the independence of power supply, for Medical Devices provide by lasting uninterruptible power.
Description of drawings
Fig. 1 is the structured flowchart of an embodiment of the safe power supply device of the utility model.
Fig. 2 is the structured flowchart of another embodiment of the safe power supply device of the utility model.
Below pass through embodiment, and combine accompanying drawing that the utility model is described further.
Embodiment
Referring to Fig. 1～Fig. 2; Energy-saving medical safe electric supply installation comprises the first isolating transformer T1, the second isolating transformer T2, bypass swift electron switching device shifter D1, power supply swift electron switching device shifter D2, charhing unit CK, inversion unit NB, storage battery CG and switch; Switch comprises power supply input master switch K1, bypass service switch K2, bypass power supply K switch 3, storage battery power supply K switch 4, power supply output K switch 5 and electric K switch 6; Mains supply is connected with the input of the first isolating transformer T1 through power supply input master switch K1; Bypass service switch K2, power supply output K switch 5 are connected through node A with electric K switch 6; The output of the said first isolating transformer T1 divides three the tunnel to be connected with node A: the first via is connected with node A through bypass service switch K2; The second the tunnel is connected with node A with bypass swift electron switching device shifter D1 through bypass power supply K switch 3, and Third Road is connected with node A through charhing unit CK, inversion unit NB and power supply swift electron switching device shifter D2; Storage battery CG is connected between charhing unit CK and the inversion unit NB through storage battery power supply K switch 4; The said second isolating transformer T2 is connected between inversion unit NB and the power supply swift electron switching device shifter D2, and the perhaps said second isolating transformer T2 is connected between node A and the electric K switch 6.Adopt the first isolating transformer T1 that equipment such as mains supply and electronic switching device, inverter, switch and storage battery are kept apart at the mains supply input, can isolate the various electromagnetic interference of utility grid, improve the Medical Devices reliability of operation.Use storage battery as stand-by power supply, power supply circuits are divided into three the tunnel, and realize that through power supply swift electron switching device shifter stand-by power supply starts rapidly, can avoid causing the outage of Medical Devices, guarantee the normal operation of Medical Devices owing to the power failure of mains supply.Isolating transformer T2 is connected between inversion unit NB and the power supply swift electron switching device shifter D2, can guarantees the reliability and the independence of supplying power.The second isolating transformer T2 is connected between node A and the electric K switch 6, can isolates electromagnetic interference,, guarantee the reliability and the independence of power supply, thereby stable mains supply is provided to Medical Devices for Medical Devices provide by lasting uninterruptible power.K7～Kn is the switch of each load (being Medical Devices), is used to control the break-make of each load.
All be connected with warning device on the output of the output of the said first isolating transformer T1 and the second isolating transformer T2.At electric energy output transformer time end warning device is set; Can carry out insulation monitoring and earth fault warning to equipment; When these medical industry equipment generation electric leakage accidents, can in time detect line electrical leakage, position and leakage current intensity, in time give the alarm; Remind administrative staff's on-call maintenance or processing, improve power supply reliability.
The utility model adopts two isolating transformers; In the various electromagnetic interference of input isolation electrical network, during normal power supply, the isolation electric energy that suspends through by-pass switch output zero line on the one hand; The confession Medical Devices use; On the other hand the electrical network electric energy is passed through charger, store storage battery into and lay in, the instantaneous detected state of inverter.When electric network fault or outage, electric supply installation starts the inversion conversion and swift electron switches synchronously, and lasting uninterruptible power is provided, and guarantees the reliability and the independence of power supply; After outer confession AC network was normal, present technique utility model device switched through swift electron again synchronously, recovered the civil power bypass power supply, and inverter is in resting state.At electric energy output transformer time end insulation monitoring and earth fault warning are set; When these medical industry equipment generation electric leakage accidents; Electric supply installation detects line electrical leakage, position and leakage current intensity, in time gives the alarm, and reminds administrative staff's on-call maintenance or processing.
Because the structure of inverter is different with principle, design two kinds of two conversion buffer circuit modes: first kind of mode is that electric supply installation inversion unit band is isolated change device (as shown in Figure 1), and the second way is that the electric supply installation inversion unit is not with isolation to become device.
The course of work of first kind of mode is: during normal power supply; The various electromagnetic interference of T1 transformer isolation electrical network are on the one hand through by-pass switch K3 and bypass swift electron switching device shifter D1, to supplying Medical Devices that electric energy is provided; The confession Medical Devices use; On the other hand the electrical network electric energy is passed through charger, lay in the instantaneous detection of grid state of inverter to storage battery; When electric network fault or outage, electric supply installation starts inversion conversion NB, is AC energy with storage battery CG inversion; Through swift electron switching device shifter D2; For Medical Devices provide by lasting uninterruptible power,, guarantee the reliability and the independence of power supply because there is isolating transformer T2 inversion unit inside.
The course of work of the second way is: during normal power supply, the various electromagnetic interference of T1 transformer isolation electrical network are on the one hand through by-pass switch K3 and bypass swift electron switching device shifter D1; And through T2 transformer isolation electromagnetic interference; To Medical Devices electric energy is provided, supplies Medical Devices to use, on the other hand the electrical network electric energy is passed through charger; Lay in the instantaneous detection of grid state of inverter to storage battery; When electric network fault or outage, electric supply installation starts inversion conversion NB, is AC energy with storage battery CG inversion; Through swift electron switching device shifter D2; And,, guarantee the reliability and the independence of power supply for Medical Devices provide by lasting uninterruptible power through T2 transformer isolation electromagnetic interference.
Though below only described the embodiment example of the utility model, it will be understood by those of skill in the art that these only illustrate, the protection range of the utility model is limited appended claims.Those skilled in the art can make numerous variations or modification to these execution modes under the prerequisite of principle that does not deviate from the utility model and essence, but these changes or modification all fall into the protection range of the utility model.
Claims (2)
1. energy-saving medical safe electric supply installation; It is characterized in that, comprise the first isolating transformer T1, the second isolating transformer T2, bypass swift electron switching device shifter D1, power supply swift electron switching device shifter D2, charhing unit CK, inversion unit NB, storage battery CG and switch; Switch comprises power supply input master switch K1, bypass service switch K2, bypass power supply K switch 3, storage battery power supply K switch 4, power supply output K switch 5 and electric K switch 6; Mains supply is connected with the input of the first isolating transformer T1 through power supply input master switch K1; Bypass service switch K2, power supply output K switch 5 are connected through node A with electric K switch 6; The output of the said first isolating transformer T1 divides three the tunnel to be connected with node A: the first via is connected with node A through bypass service switch K2; The second the tunnel is connected with node A with bypass swift electron switching device shifter D1 through bypass power supply K switch 3, and Third Road is connected with node A through charhing unit CK, inversion unit NB and power supply swift electron switching device shifter D2; Storage battery CG is connected between charhing unit CK and the inversion unit NB through storage battery power supply K switch 4; The said second isolating transformer T2 is connected between inversion unit NB and the power supply swift electron switching device shifter D2, and the perhaps said second isolating transformer T2 is connected between node A and the electric K switch 6.
2. energy-saving medical safe electric supply installation according to claim 1 is characterized in that, all is connected with warning device on the output of the output of the said first isolating transformer T1 and the second isolating transformer T2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120447494XU CN202333960U (en) | 2011-11-14 | 2011-11-14 | Energy-saving medical safety power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120447494XU CN202333960U (en) | 2011-11-14 | 2011-11-14 | Energy-saving medical safety power supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202333960U true CN202333960U (en) | 2012-07-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120447494XU Expired - Fee Related CN202333960U (en) | 2011-11-14 | 2011-11-14 | Energy-saving medical safety power supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202333960U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102394511A (en) * | 2011-11-14 | 2012-03-28 | 合肥联信电源有限公司 | Energy-efficient medical safety power supply apparatus |
| CN103812207A (en) * | 2012-11-09 | 2014-05-21 | 河南省电力公司焦作供电公司 | Novel power supply device |
-
2011
- 2011-11-14 CN CN201120447494XU patent/CN202333960U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102394511A (en) * | 2011-11-14 | 2012-03-28 | 合肥联信电源有限公司 | Energy-efficient medical safety power supply apparatus |
| CN103812207A (en) * | 2012-11-09 | 2014-05-21 | 河南省电力公司焦作供电公司 | Novel power supply device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20141114 |
|
| EXPY | Termination of patent right or utility model |