CN204794320U - Hand over dc supply device - Google Patents
Hand over dc supply device Download PDFInfo
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- CN204794320U CN204794320U CN201520558599.0U CN201520558599U CN204794320U CN 204794320 U CN204794320 U CN 204794320U CN 201520558599 U CN201520558599 U CN 201520558599U CN 204794320 U CN204794320 U CN 204794320U
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Abstract
The utility model relates to a power field especially relates to a hand over dc supply device. Hand over dc supply device includes at least: switching power supply module, it is including having transformer, NULL circuit and an output voltage circuit of first winding, secondary winding and the tertiary winding, NULL circuit electricity is connected the secondary winding, tertiary winding electricity is connected an output voltage circuit, direct current input circuit, its with the first winding electricity is connected.
Description
Technical field
The utility model relates to field of power supplies, particularly relates to a kind of supplied by AC/DC electricity device.
Background technology
Switching Power Supply utilizes modern power electronics technology, the time ratio that control switch pipe turns on and off, and maintains a kind of power supply of stable output voltage.At present, Switching Power Supply to be widely used nearly all electronic equipment with small-sized, light weight and high efficiency feature, is the indispensable a kind of power mode of current electronics and information industry develop rapidly.
As a kind of common electronic equipment of application switch power supply---the device of other needs power supplies such as sound equipment is people's amusement or an indispensable part of living.The device that in prior art, these need be powered is by mains-supplied substantially, unstable or do not have cannot normally work when civil power at civil power, and when using these devices especially in the wild, limitation is larger.Constrain the field of employment of audio amplifier etc. so to a great extent, make its portability not good.
Utility model content
In view of this, the utility model provides one can supplied by AC/DC electricity, the supplied by AC/DC electricity device that portability is splendid.
The utility model provides described supplied by AC/DC electricity device at least to comprise switch power module, it comprises transformer, ac input circuit and the first output voltage circuit with the first winding, the second winding and the tertiary winding, described second winding of described ac input circuit electrical connection, the described first output voltage circuit of described tertiary winding electrical connection; Direct-flow input circuit, it is connected with described first winding electric.
The utility model provides in described supplied by AC/DC electricity device, described direct-flow input circuit comprises energy-storage units and a DC-AC converter unit, described energy-storage units connects a described DC-AC converter unit, and the output of a described DC-AC converter unit connects described first winding.
The utility model provides in described supplied by AC/DC electricity device, described transformer also comprises the 4th winding, described AC charging device also comprises the 4th rectification filtering unit, described direct-flow input circuit also comprises microprocessor and Charge Management and control unit, described microprocessor at least has the first control end and the second control end, described first control end connects a described DC-AC converter unit, described second control end connects described Charge Management and control unit, the input of described Charge Management and control unit connects the output of described 4th rectification filtering unit or described first output voltage circuit, the output of described Charge Management and control unit connects described energy-storage units.
The utility model provides in described supplied by AC/DC electricity device, and described energy-storage units comprises lithium battery, lead-acid battery, solar cell or farad capacitor.
The utility model provides in described supplied by AC/DC electricity device, and described supplied by AC/DC electricity device also comprises the indicating member be connected with described microprocessor, and described indicating member is used to indicate electricity and the charged state of described energy-storage units.
In the supplied by AC/DC electricity device that the utility model provides, because described supplied by AC/DC electricity device comprises circuit AC input circuit and circuit direct input circuit, and described transformer comprises the first winding, the second winding and the tertiary winding, when not connecing civil power, described direct-flow input circuit provides electric energy for described first winding, the described tertiary winding, with under the Mutual Inductance Coupling effect of described first winding, exports the voltage for loaded work piece.When being connected to civil power, by described ac input circuit for described second winding provides electric energy, the described tertiary winding with the Mutual Inductance Coupling effect of described second winding under export voltage for loaded work piece.Therefore, the supplied by AC/DC electricity device that the utility model provides is all exportable voltage for loaded work piece in or without civil power two kinds of situations, improves the portability of described supplied by AC/DC electricity device.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
The structural representation of the supplied by AC/DC electricity device 100 of the better embodiment that Fig. 1 provides for the utility model;
The structural representation of the supplied by AC/DC electricity device 200 of another better embodiment that Fig. 2 provides for the utility model;
The structural representation of the supplied by AC/DC electricity device 300 of another better embodiment that Fig. 3 provides for the utility model.
Embodiment
For the supplied by AC/DC electricity device that the utility model provides is described, be described in detail below in conjunction with Figure of description and explanatory note.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " is connected ", " connection " should be interpreted broadly, can be the electric connection of two element internals; Can be directly be connected, also indirectly can be connected by intermediary, for the ordinary skill in the art, the concrete meaning of above-mentioned term can be understood as the case may be.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.
As shown in Figure 1, the structural representation of the supplied by AC/DC electricity device 100 of its better embodiment provided for the utility model, described supplied by AC/DC electricity device 100 comprises: switch power module 110, direct-flow input circuit 102, described switch power module 110 comprises and has the first winding 103a, the transformer 103 of the second winding 103b and tertiary winding 103c, ac input circuit 101 and the first output voltage circuit 104, described ac input circuit 101 is electrically connected described second winding 103b, and described tertiary winding 103c is electrically connected described first output voltage circuit 104; Described direct-flow input circuit 102 connects described first winding 103a.
Ac input circuit 101 in described switch power module 11 comprises ac input end, rectification filtering unit and the 2nd DC-AC converter unit etc.; Described first output voltage circuit 104 comprises rectification filtering unit, output voltage terminal and load; Described transformer 103 can be high frequency transformer, high-frequency magnetic etc.
In supplied by AC/DC electricity device 110 in present embodiment, when there being civil power, described ac input circuit 101 is accessed civil power, and described tertiary winding 103c is with under the Mutual Inductance Coupling effect of described second winding 103b, and output voltage to the first output voltage circuit 104 is load supplying; When without civil power, by direct-flow input circuit 102 output voltage to described first winding 103a, described tertiary winding 103c with under the Mutual Inductance Coupling effect of described first winding 103a, output voltage to the first output voltage circuit 104 is load supplying.
As shown in Figure 2, the structural representation of the supplied by AC/DC electricity device 200 of its another better embodiment provided for the utility model, shown supplied by AC/DC electricity device 200 is except the basic components and parts of the device of supplied by AC/DC electricity shown in Fig. 1 100, direct-flow input circuit 102 in described supplied by AC/DC electricity device 200 also comprises energy-storage units 102a, and (DC power conversion becomes alternating current circuit with a DC-AC, referred to as DC-AC) converter unit 202, a described DC-AC converter unit 202 is for being alternating current by DC conversion, the output of described energy-storage units 102a connects a described DC-AC converter unit 102b, the output of a described DC-AC converter unit 102b connects described first winding 103a.Described energy-storage units 102a can be lithium battery, lead-acid battery, solar cell or farad capacitor.
Preferably, described energy-storage units 102a is its charging by civil power.As shown in Figure 3, the structural representation of the supplied by AC/DC electricity device 300 of its another better embodiment provided for the utility model.Described supplied by AC/DC electricity device 300 is except the components and parts of the device of supplied by AC/DC electricity shown in Fig. 2 200, described transformer 103 also comprises the 4th winding 103d, described AC charging device 300 also comprises the 4th rectification filtering unit 105 connecting described 4th winding, described direct-flow input circuit 102 also comprises microprocessor 102c and Charge Management and control unit 102d, described microprocessor 102c at least has the first control end and the second control end, described first control end of described microprocessor 102c connects a described DC-AC converter unit 102b, for a described DC-AC converter unit 102b provides voltage transformation signal, described second control end of described microprocessor 102c connects described Charge Management and control unit 102d, for described Charge Management and control unit 102d provide charging control signal, the input of described Charge Management and control unit 102d connects described 4th rectification filtering unit 105 (A point place as shown in the figure, the same tie point of identical letter representation), the output of described Charge Management and control unit 102d connects described energy-storage units 102a.Described supplied by AC/DC electricity device 300 also comprises the indicating member 106 be electrically connected with described microprocessor 102c, and described indicating member 106 is used to indicate the electricity of described energy-storage units 102a.
When described alternating current input circuit connects civil power, described supplied by AC/DC electricity device 300 is that described energy-storage units 102a starts charge mode while powering load, described 4th winding 103d is electric to described 4th rectification filtering unit 105 with output AC under the Mutual Inductance Coupling effect of described first winding 103a, after rectifying and wave-filtering, charge for described energy-storage travelling wave tube 104 under the control of Charge Management and control unit 102d.
In another embodiment, the input of described Charge Management and control unit 102d can also connect the output of described first output voltage circuit 104, and the 4th winding 103d and the 4th rectification filtering unit 105 or the 4th winding 103d now can not had not to work.Time non-loaded in described first output voltage circuit 104, described tertiary winding 103c with output voltage under the Mutual Inductance Coupling effect of described first winding 103a to described first output voltage circuit 104, described first output voltage circuit 104 again output voltage is that described energy-storage units 102a charges to described Charge Management and control unit 102d.
The supplied by AC/DC electricity device that the utility model provides can also comprise the load supplying that multi-stage output voltage circuit is various different capacity, and corresponding described transformer can also have the 5th winding, the 6th winding etc.Described energy-storage units can be also its power supply by solar energy or wind energy.
In the supplied by AC/DC electricity device that the utility model provides, because described supplied by AC/DC electricity device comprises circuit AC input circuit 101 and direct-flow input circuit 102, and described transformer 103 comprises the first winding 103a, the second winding 103b and tertiary winding 103c, when not connecing civil power, described direct-flow input circuit 102 provides electric energy for described first winding 103a, described tertiary winding 103c, with under the Mutual Inductance Coupling effect of described first winding 103a, exports the voltage for loaded work piece.When being connected to civil power, by described ac input circuit 101 output voltage to the second winding 103b, described tertiary winding 103c with the Mutual Inductance Coupling effect of described second winding 103b under export voltage for loaded work piece.Therefore, the supplied by AC/DC electricity device that the utility model provides is all exportable voltage for loaded work piece in or without civil power two kinds of situations, improves the portability of described supplied by AC/DC electricity device.
The better embodiment of the supplied by AC/DC electricity device provided for the utility model above; the restriction to the utility model rights protection scope can not be interpreted as; those skilled in the art should know; without departing from the concept of the premise utility; also can do multiple improvement or replacement; these all improvement or replacement all should within the scope of rights protections of the present utility model, and namely rights protection scope of the present utility model should be as the criterion with claim.
Claims (5)
1. a supplied by AC/DC electricity device, it at least comprises:
Switch power module, it comprises transformer, ac input circuit and the first output voltage circuit with the first winding, the second winding and the tertiary winding, described second winding of described ac input circuit electrical connection, the described first output voltage circuit of described tertiary winding electrical connection;
Direct-flow input circuit, it is connected with described first winding electric.
2. supplied by AC/DC electricity device as claimed in claim 1, it is characterized in that: described direct-flow input circuit comprises energy-storage units and a DC-AC converter unit, described energy-storage units connects a described DC-AC converter unit, and the output of a described DC-AC converter unit connects described first winding.
3. supplied by AC/DC electricity device as claimed in claim 2, it is characterized in that: described transformer also comprises the 4th winding, described alterating and direct current device also comprises the 4th rectification filtering unit connecting described 4th winding, described direct-flow input circuit also comprises microprocessor and Charge Management and control unit, described microprocessor at least has the first control end and the second control end, described first control end connects a described DC-AC converter unit, described second control end connects described Charge Management and control unit, the input of described Charge Management and control unit connects the output of described 4th rectification filtering unit or described first output voltage circuit, the output of described Charge Management and control unit connects described energy-storage units.
4. supplied by AC/DC electricity device as claimed in claim 2, is characterized in that: described energy-storage units comprises lithium battery, lead-acid battery, solar cell or farad capacitor.
5. supplied by AC/DC electricity device as claimed in claim 3, it is characterized in that: described supplied by AC/DC electricity device also comprises the indicating member be connected with described microprocessor, described indicating member is used to indicate electricity and the charged state of described energy-storage units.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520558599.0U CN204794320U (en) | 2015-07-29 | 2015-07-29 | Hand over dc supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520558599.0U CN204794320U (en) | 2015-07-29 | 2015-07-29 | Hand over dc supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204794320U true CN204794320U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520558599.0U Active CN204794320U (en) | 2015-07-29 | 2015-07-29 | Hand over dc supply device |
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| CN (1) | CN204794320U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106410945A (en) * | 2015-07-29 | 2017-02-15 | 深圳市泰金田科技有限公司 | AC/DC power supply device |
-
2015
- 2015-07-29 CN CN201520558599.0U patent/CN204794320U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106410945A (en) * | 2015-07-29 | 2017-02-15 | 深圳市泰金田科技有限公司 | AC/DC power supply device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |