CN205141817U - Supply circuit and gas -cooker - Google Patents
Supply circuit and gas -cooker Download PDFInfo
- Publication number
- CN205141817U CN205141817U CN201520887082.6U CN201520887082U CN205141817U CN 205141817 U CN205141817 U CN 205141817U CN 201520887082 U CN201520887082 U CN 201520887082U CN 205141817 U CN205141817 U CN 205141817U
- Authority
- CN
- China
- Prior art keywords
- diode
- power supply
- negative electrode
- external power
- voltage
- 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.)
- Active
Links
Abstract
The utility model discloses a supply circuit, supply circuit include battery, relay, external power supply joint, boost module, voltage reducing module, first diode and second diode, wherein, the relay normally open unsettled, the normal close of end and battery anodally be connected, the common port is connected with boost module's input, first coil end is connected with the forward transportation output of external power supply joint, the second coil is held and the negative output of external power supply joint is held and is connected, the forward transportation output that external power supply connects is connected with the positive pole of first diode and voltage reducing module's input respectively, and formation voltage output end is connected with boost module's output to the negative pole of first diode, and the 2nd voltage output of formation end is connected to voltage reducing module's the output and the negative pole of second diode, the positive pole of second diode is connected with the common port of relay. The utility model also discloses a gas -cooker. The utility model discloses a dual power supply has prolonged the operating time of battery.
Description
Technical field
The utility model relates to gas-cooker field, particularly relates to power supply circuits and gas-cooker.
Background technology
As everyone knows, usually adopt single supply to power in existing gas-cooker, namely adopt internal cell to power.The increase of gas-cooker function, power consumption constantly increases, and makes battery operated time serious curtailment.Therefore the pattern proposing a kind of dual power supply is needed badly, to extend the operating time of battery.
Utility model content
Main purpose of the present utility model is to provide a kind of power supply circuits and gas-cooker, is intended to realize dual power supply, extends the operating time of battery.
To achieve these goals, the utility model provides a kind of power supply circuits to comprise battery, relay, external power supply joint, boost module, voltage reduction module, the first diode and the second diode, wherein, the Chang Kaiduan of described relay is unsettled, normal-closed end is connected with the positive pole of battery, common port is connected with the input of described boost module, the first coil-end is connected with the positive output end of described external power supply joint, the second coil-end is connected with the negative output terminal of described external power supply joint; The positive output end of described external power supply joint is connected with the anode of the first diode and the input of described voltage reduction module respectively, the negative electrode of described first diode and the output of described boost module are connected to form the first voltage output end, and the output of described voltage reduction module and the negative electrode of described second diode are connected to form the second voltage output end; The anode of described second diode is connected with the common port of described relay.
Preferably, described boost module comprises boost chip, the first electric capacity and inductance, and the input of wherein said boost chip is connected with the common port of described relay by described inductance, power end and Enable Pin is all connected with the common port of described relay, output is connected with the negative electrode of described first diode; One end of described first electric capacity is connected with the common port of described relay, and the other end is connected with the negative output terminal of described external power supply joint.
Preferably, described boost module also comprises the 3rd diode, and described 3rd diode is serially connected between the output of described boost chip and the negative electrode of described first diode, and the anode of described 3rd diode is connected with the output of boost chip; The described negative electrode of the 3rd diode and the negative electrode of the first diode are interconnected to form described first voltage output end.
Preferably, described boost module also comprises the second electric capacity, and one end of described second electric capacity is connected with the output of described boost chip, and the other end is connected with the negative output terminal of described external power supply joint.
Preferably, described voltage reduction module comprises the diode group that multiple diode serial connection is formed, and the positive output end of the described external power supply joint of the anode of diode group connects, and negative electrode is connected with the negative electrode of described second diode.
Preferably, described diode group comprises the 4th diode, the 5th diode and the 6th diode, and wherein, the anode of described 4th diode is connected with the positive output end of described external power supply joint, and negative electrode is connected with the anode of described 5th diode; The anode of described 6th diode is connected with the negative electrode of described 5th diode, and the negative electrode of negative electrode and described second diode is connected to form described second voltage output end.
Preferably, described power supply circuits also comprise the 7th diode, and the negative electrode of described 7th diode is connected with described first coil-end, and anode is connected with described second coil-end.
Preferably, described external power supply joint is the socket of the plug adaptation of 5V adaptor power supplies.
In addition, for achieving the above object, the utility model also provides a kind of gas-cooker, described gas-cooker power supply circuits and firing circuit, described power supply circuits comprise battery, relay, external power supply joint, boost module, voltage reduction module, the first diode and the second diode, wherein, the Chang Kaiduan of described relay is unsettled, normal-closed end is connected with the positive pole of battery, common port is connected with the input of described boost module, the first coil-end is connected with the positive output end of described external power supply joint, the second coil-end is connected with the negative output terminal of described external power supply joint; The positive output end of described external power supply joint is connected with the anode of the first diode and the input of described voltage reduction module respectively, the negative electrode of described first diode and the output of described boost module are connected to form the first voltage output end, and the output of described voltage reduction module and the negative electrode of described second diode are connected to form the second voltage output end; The anode of described second diode is connected with the common port of described relay; Described in described power supply circuits, the second voltage output end is connected with described firing circuit, thinks that described firing circuit is powered.
The utility model embodiment is by arranging battery, relay, external power supply joint, boost module, voltage reduction module, the first diode and the second diode at power supply circuits, wherein, the Chang Kaiduan of described relay is unsettled, normal-closed end is connected with the positive pole of battery, common port is connected with the input of described boost module, the first coil-end is connected with the positive output end of described external power supply joint, the second coil-end is connected with the negative output terminal of described external power supply joint; The positive output end of described external power supply joint is connected with the anode of the first diode and the input of described voltage reduction module respectively, the negative electrode of described first diode and the output of described boost module are connected to form the first voltage output end, and the output of described voltage reduction module and the negative electrode of described second diode are connected to form the second voltage output end; The anode of described second diode is connected with the common port of described relay.Thus in the process of power supply circuits work, when external power supply joint does not access preset power, powered by battery, when external power supply joint access preset power, powered by preset power, therefore achieve dual power supply, extend the operating time of battery, reduce the replacing number of times of battery.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, the structure according to these accompanying drawings can also obtain other accompanying drawing.
Fig. 1 is the electrical block diagram of the utility model power supply circuits preferred embodiment.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 10 | Battery | D4 | 4th diode |
| 20 | Relay | D5 | 5th diode |
| 30 | External power supply joint | D6 | 6th diode |
| 40 | Boost module | D7 | 7th diode |
| 50 | Voltage reduction module | 41 | Boost chip |
| D1 | First diode | C1 | First electric capacity |
| D2 | Second diode | C2 | Second electric capacity |
| D3 | 3rd diode | L | Inductance |
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Need explanation, all directivity instruction (such as up, down, left, right, before and afters in the utility model embodiment ...) only for explaining the relative position relation, motion conditions etc. under a certain particular pose (as shown in drawings) between each parts, if when this particular pose changes, then directionality instruction also correspondingly changes thereupon.
In addition, in the utility model, relate to the description of " first ", " second " etc. only for describing object, and instruction can not be interpreted as or imply its relative importance or the implicit quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In addition; technical scheme between each embodiment can be combined with each other; but must be can be embodied as basis with those of ordinary skill in the art; when technical scheme combination occur conflicting maybe cannot realize time will be understood that the combination of this technical scheme does not exist, also not the utility model require protection range within.
The utility model provides a kind of power supply circuits, with reference to Fig. 1, in one embodiment, these power supply circuits comprise battery 10, relay 20, external power supply joint 30, boost module 40, voltage reduction module 50, first diode D1 and the second diode D2, wherein, the Chang Kaiduan of described relay 20 is unsettled, normal-closed end is connected with the positive pole of battery 10, common port is connected with the input of described boost module 40, the first coil-end is connected with the positive output end of described external power supply joint 30, the second coil-end is connected with the negative output terminal of described external power supply joint 30; The positive output end of described external power supply joint 30 is connected with the anode of the first diode D1 and the input of described voltage reduction module 50 respectively, the described negative electrode of the first diode D1 and the output of described boost module 40 are connected to form the first voltage output end, and the output of described voltage reduction module 50 and the negative electrode of described second diode D2 are connected to form the second voltage output end; The anode of described second diode D2 is connected with the common port of described relay 20.
The power supply circuits that the utility model provides are mainly used in gas-cooker, for the firing circuit of gas-cooker and corresponding control circuit provide power supply.Wherein, the voltage swing of the first voltage output end and the voltage swing of the second voltage end can be arranged according to actual needs, in the present embodiment, preferably, the voltage of above-mentioned first voltage output end can be set to 4V, and the voltage of above-mentioned second voltage output end can be set to 2.9V.
In the present embodiment, above-mentioned external power supply joint 30 is for being connected with preset power, and different according to the type of preset power, can arrange different external power supply joints, preferably, this external power supply joint 30 is the socket of the plug adaptation of 5V adaptor power supplies.
Above-mentioned battery 10 is existing dry cell, and can be the battery pack of the dry cell composition 3V of two joint series connection, also can be the structures such as storage battery.Preferably, in following embodiment to provide the battery of 3V voltage to be described in detail.Above-mentioned preset power is can DC power supply, and the voltage swing of this DC power supply can be arranged according to actual needs, does not limit further at this, can equal 5V be described in detail in following embodiment for the voltage of preset power.
Particularly, operationally, when passing through above-mentioned external power supply joint 30 place in circuit without preset power, the non-adhesive of relay 20, normal-closed end is communicated with common port, and battery 10 provides working power.Now battery 10 is after the second diode step-down, provides the voltage feed point ignition circuit of an about 2.9V to use at above-mentioned second voltage output end; Triggering boost module 40 works by the voltage of its primary cell 10, obtains a voltage transport to the first voltage output end to the voltage of battery 10 after boosting, and uses for other control circuits in gas-cooker.
When preset power is by above-mentioned external power supply joint 30 place in circuit, coil now on relay 20 is charged, thus make relay 20 adhesive, common port and normal-closed end disconnect, be connected with Chang Kaiduan, now, the input of above-mentioned boost module 40 is equivalent to vacant state, without input voltage, also there is not output voltage.Simultaneously, preset power is by after external power supply joint 30 place in circuit, and preset power will after voltage reduction module 50 carries out step-down, obtains a voltage for firing circuit provide working power at the second voltage output end; Secondly, after carrying out step-down by the first diode D1, obtain another voltage at the first voltage output end and be supplied to the use of other control circuits.Due to when preset power access external power supply joint 30, battery 10 disconnects the connection with circuit by relay, does not need power supply, therefore effectively extends the service time of battery 10.
The utility model embodiment is by arranging battery 10, relay 20, external power supply joint 30, boost module 40, voltage reduction module 50, first diode D1 and the second diode D2 at power supply circuits, wherein, the Chang Kaiduan of described relay 20 is unsettled, normal-closed end is connected with the positive pole of battery 10, common port is connected with the input of described boost module 40, the first coil-end is connected with the positive output end of described external power supply joint 30, the second coil-end is connected with the negative output terminal of described external power supply joint 30; The positive output end of described external power supply joint 30 is connected with the anode of the first diode D1 and the input of described voltage reduction module 50 respectively, the described negative electrode of the first diode D1 and the output of described boost module 40 are connected to form the first voltage output end, and the output of described voltage reduction module 50 and the negative electrode of described second diode D2 are connected to form the second voltage output end; The anode of described second diode D2 is connected with the common port of described relay 20.Thus in the process of power supply circuits work, when external power supply joint 30 does not access preset power, powered by battery 10, when external power supply joint 30 accesses preset power, powered by preset power, therefore achieve dual power supply, extend the operating time of battery 10, reduce the replacing number of times of battery 10.
Be understandable that, the structure of above-mentioned boost module 40 can be arranged according to actual needs, such as, in the present embodiment, above-mentioned boost module 40 comprises boost chip 41, first electric capacity C1 and inductance L, and the input of wherein said boost chip 41 is connected with the common port of described relay 20 by described inductance L, power end and Enable Pin is all connected with the common port of described relay 20, output is connected with the negative electrode of described first diode D1; One end of described first electric capacity C1 is connected with the common port of described relay 20, and the other end is connected with the negative output terminal of described external power supply joint 30.
In the present embodiment, the signal of above-mentioned boost chip 41 can be arranged according to actual needs, and such as, this boost chip 41 can be the boost chip of SGM6603-5V, and the battery by 3V is promoted to the boost chip of 5V voltage.In this boost chip 41, the first pin is input, crus secunda is earth terminal, tripod is Enable Pin, the 4th pin is feedback end, the 5th pin is output, the 6th pin is power end.During work, carry out energy storage by inductance L, after boosting through boost chip 41, the output of boost chip 41 can be made to export the voltage of 5V.
Further, during in order to prevent access preset power, the output voltage that preset power produces at the first voltage output end is to the reverse impact of boost chip 41.In the present embodiment, preferably, above-mentioned boost module 40 also comprises the 3rd diode D3, and described 3rd diode D3 is serially connected between the output of described boost chip 41 and the negative electrode of described first diode D1, and the anode of described 3rd diode D3 is connected with the output of boost chip 41; The negative electrode of described 3rd diode D3 and the negative electrode of the first diode D1 are interconnected to form described first voltage output end.In addition, owing to arranging the 3rd diode D3, under the state that battery 10 is powered, the voltage that boost chip 41 exports after boosting will provide an operating voltage at the first voltage output end after 1 diode (the 3rd diode D3) carries out step-down; When under the state that external preset power is powered, preset power also will provide an operating voltage at the first voltage output end after 1 diode (the first diode D1) carries out step-down; When therefore making two power supplys power respectively, ensure that the operating voltage that the first voltage output end provides is basically identical.
Further, based on above-described embodiment, in the present embodiment, above-mentioned boost module 40 also comprises the second electric capacity C2, and one end of described second electric capacity C2 is connected with the output of described boost chip 41, and the other end is connected with the negative output terminal of described external power supply joint 30.
In the present embodiment, above-mentioned second electric capacity C2 is storage capacitor, can ensure the stability of the voltage that boost chip 41 output exports.
Should be noted that, the structure of above-mentioned voltage reduction module 50 can be arranged according to actual needs, in the present embodiment, above-mentioned voltage reduction module 50 comprises the diode group that multiple diode serial connection is formed, the positive output end of the described external power supply joint 30 of the anode of diode group connects, and negative electrode is connected with the negative electrode of described second diode D2.
In the present embodiment, adopt diode to carry out step-down, structure is simple, voltage stabilization.In above-mentioned diode group, the quantity of diode can be arranged according to actual needs.Such as in the present embodiment, diode in above-mentioned diode group all can adopt silicone tube, particularly, above-mentioned diode group can comprise the 4th diode D4, the 5th diode D5 and the 6th diode D6, wherein, the anode of described 4th diode D4 is connected with the positive output end of described external power supply joint 30, and negative electrode is connected with the anode of described 5th diode D5; The anode of described 6th diode D6 is connected with the negative electrode of described 5th diode D5, and the negative electrode of negative electrode and described second diode D2 is connected to form described second voltage output end.
Particularly, above-mentioned 4th diode D4, the 5th diode D5 and the 6th diode D6 are silicone tube, its conduction voltage drop is about 0.6V ~ 0.7V, the voltage of preset power is 5V, after place in circuit, carry out through the 4th diode D4, the 5th diode D5 and the 6th diode D6 step-down to form about 2.9V voltage at the negative electrode of the 6th diode D6.
Further, based on above-described embodiment, in the present embodiment, above-mentioned power supply circuits also comprise the 7th diode D7, and the negative electrode of described 7th diode D7 is connected with described first coil-end, and anode is connected with described second coil-end.
In the present embodiment, at the two ends of relay 20 coil, a 7th diode D7 in parallel, in the moment that relay turns off, can carry out electric current release by the 7th diode D7, relay 20 is disconnected rapidly, reduces delay effect.
The utility model also provides a kind of gas-cooker, and this gas-cooker comprises power supply circuits and firing circuit, and described in described power supply circuits, the second voltage output end is connected with described firing circuit, thinks that described firing circuit is powered.The structure of these power supply circuits can refer to above-described embodiment, does not repeat them here.Naturally, the gas-cooker due to the present embodiment have employed the technical scheme of above-mentioned power supply circuits, and therefore this gas-cooker has all beneficial effects of above-mentioned power supply circuits.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (9)
1. power supply circuits, it is characterized in that, described power supply circuits comprise battery, relay, external power supply joint, boost module, voltage reduction module, the first diode and the second diode, wherein, the Chang Kaiduan of described relay is unsettled, normal-closed end is connected with the positive pole of battery, common port is connected with the input of described boost module, the first coil-end is connected with the positive output end of described external power supply joint, the second coil-end is connected with the negative output terminal of described external power supply joint; The positive output end of described external power supply joint is connected with the anode of the first diode and the input of described voltage reduction module respectively, the negative electrode of described first diode and the output of described boost module are connected to form the first voltage output end, and the output of described voltage reduction module and the negative electrode of described second diode are connected to form the second voltage output end; The anode of described second diode is connected with the common port of described relay.
2. power supply circuits as claimed in claim 1, it is characterized in that, described boost module comprises boost chip, the first electric capacity and inductance, and the input of wherein said boost chip is connected with the common port of described relay by described inductance, power end and Enable Pin is all connected with the common port of described relay, output is connected with the negative electrode of described first diode; One end of described first electric capacity is connected with the common port of described relay, and the other end is connected with the negative output terminal of described external power supply joint.
3. power supply circuits as claimed in claim 2, it is characterized in that, described boost module also comprises the 3rd diode, described 3rd diode is serially connected between the output of described boost chip and the negative electrode of described first diode, and the anode of described 3rd diode is connected with the output of boost chip; The described negative electrode of the 3rd diode and the negative electrode of the first diode are interconnected to form described first voltage output end.
4. power supply circuits as claimed in claim 3, it is characterized in that, described boost module also comprises the second electric capacity, and one end of described second electric capacity is connected with the output of described boost chip, and the other end is connected with the negative output terminal of described external power supply joint.
5. power supply circuits as claimed in claim 1, it is characterized in that, described voltage reduction module comprises the diode group that multiple diode serial connection is formed, and the positive output end of the described external power supply joint of the anode of diode group connects, and negative electrode is connected with the negative electrode of described second diode.
6. power supply circuits as claimed in claim 5, it is characterized in that, described diode group comprises the 4th diode, the 5th diode and the 6th diode, wherein, the anode of described 4th diode is connected with the positive output end of described external power supply joint, and negative electrode is connected with the anode of described 5th diode; The anode of described 6th diode is connected with the negative electrode of described 5th diode, and the negative electrode of negative electrode and described second diode is connected to form described second voltage output end.
7. the power supply circuits according to any one of claim 1 to 6, is characterized in that, described power supply circuits also comprise the 7th diode, and the negative electrode of described 7th diode is connected with described first coil-end, and anode is connected with described second coil-end.
8. power supply circuits as claimed in claim 1, it is characterized in that, described external power supply joint is the socket of the plug adaptation of 5V adaptor power supplies.
9. a gas-cooker, it is characterized in that, described gas-cooker comprises power supply circuits according to any one of claim 1 to 6 and firing circuit, and described in described power supply circuits, the second voltage output end is connected with described firing circuit, thinks that described firing circuit is powered.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520887082.6U CN205141817U (en) | 2015-11-06 | 2015-11-06 | Supply circuit and gas -cooker |
| PCT/CN2016/100370 WO2017076137A1 (en) | 2015-11-06 | 2016-09-27 | Power supply circuit and gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520887082.6U CN205141817U (en) | 2015-11-06 | 2015-11-06 | Supply circuit and gas -cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205141817U true CN205141817U (en) | 2016-04-06 |
Family
ID=55627569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520887082.6U Active CN205141817U (en) | 2015-11-06 | 2015-11-06 | Supply circuit and gas -cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205141817U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017076137A1 (en) * | 2015-11-06 | 2017-05-11 | 广东美的厨房电器制造有限公司 | Power supply circuit and gas stove |
| CN108110885A (en) * | 2017-12-29 | 2018-06-01 | 惠州华阳通用电子有限公司 | A kind of power supply automatic switching control equipment |
| CN111550838A (en) * | 2020-05-13 | 2020-08-18 | 珠海格力电器股份有限公司 | Gas stove circuit and gas stove system |
-
2015
- 2015-11-06 CN CN201520887082.6U patent/CN205141817U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017076137A1 (en) * | 2015-11-06 | 2017-05-11 | 广东美的厨房电器制造有限公司 | Power supply circuit and gas stove |
| CN108110885A (en) * | 2017-12-29 | 2018-06-01 | 惠州华阳通用电子有限公司 | A kind of power supply automatic switching control equipment |
| CN108110885B (en) * | 2017-12-29 | 2020-07-31 | 惠州华阳通用电子有限公司 | Automatic power supply switching device |
| CN111550838A (en) * | 2020-05-13 | 2020-08-18 | 珠海格力电器股份有限公司 | Gas stove circuit and gas stove system |
| CN111550838B (en) * | 2020-05-13 | 2022-03-22 | 珠海格力电器股份有限公司 | Gas stove circuit and gas stove system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207853559U (en) | A kind of switching circuit with high-low pressure interlocking handoff functionality | |
| CN102629773A (en) | Intelligent pulse temperature-control charger | |
| CN104659877A (en) | Isolation double-way constant-current maintaining system based on power supply of common equipment | |
| CN106532888A (en) | Parallel battery module and method | |
| CN102118052B (en) | Power supply management system | |
| CN205141817U (en) | Supply circuit and gas -cooker | |
| CN203120209U (en) | 12V wind-light complementation LED lamp controller | |
| CN201860261U (en) | Boost circuit | |
| CN101807809B (en) | Charging circuit for lead acid batteries with high power factors | |
| CN104319798A (en) | Bidirectional DCDC converter and optical storage system | |
| CN205827885U (en) | A kind of LCD backlight power circuit | |
| CN102904317A (en) | Bidirectional electric energy transfer circuit | |
| CN202931003U (en) | Battery charging circuit and power supply circuit | |
| CN202856422U (en) | Bidirectional electrical energy transfer circuit | |
| CN107181305A (en) | The accumulator of single fire Bidirectional intelligent switch | |
| CN205141794U (en) | Gas -cooker supply circuit and gas -cooker | |
| CN103094975A (en) | Storage battery charging circuit and light-emitting diode (LED) lamp thereof | |
| CN204103559U (en) | A kind of power circuit | |
| CN103647314B (en) | A kind of super-capacitor charge protection device | |
| CN103746444A (en) | Dual-power bus cold standby power supply architecture and method | |
| CN207504619U (en) | Accumulator charge and discharge circuit | |
| CN106329602A (en) | Charging device | |
| CN203674976U (en) | Large power DC-DC power switching circuit used for battery car | |
| CN203554285U (en) | Converter with bidirectional complementary power direct current output | |
| CN204376459U (en) | A kind of solar panels power-supply system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220916 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: No. 6 Yongan Road, Beijiao Town, Shunde District, Foshan City, Guangdong Province, 528000 Patentee before: GUANGDONG MIDEA KITCHEN APPLIANCES MANUFACTURING Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right |