CN102377322B - End assembly and key slot for universal power source supply device - Google Patents
End assembly and key slot for universal power source supply device Download PDFInfo
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- CN102377322B CN102377322B CN201010262406.9A CN201010262406A CN102377322B CN 102377322 B CN102377322 B CN 102377322B CN 201010262406 A CN201010262406 A CN 201010262406A CN 102377322 B CN102377322 B CN 102377322B
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- 230000000712 assembly Effects 0.000 abstract description 4
- 238000000429 assembly Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 11
- 229910001416 lithium ion Inorganic materials 0.000 description 5
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 235000019506 cigar Nutrition 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
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Abstract
The invention relates to a universal power supply device, and in particular relates to a universal power supply device which is characterized in that a host machine is selected, and an end assembly suitable for various portable electronic devices which are different in manufacturers, functions, voltage and the like is selected from different types of end assemblies, and power can be supplied for any kind of electronic device only by combination of the end part assembly and the host machine. In order to achieve the aim above, the invention provides an end assembly, which is characterized by comprising a key, a selection information display part and a slot, wherein the key contains voltage information suitable for a portable electronic device; the selection information display part can be used by users for selecting the end assembly suitable for a self-maintaining portable electronic device; and the slot is used for ensuring the accurate connection of the end assembly. The host machine provided by the invention is provided with a key slot and a selection output part; the key slot is of a special structure, thus the voltage information contained in the end assembly is transmitted to the host machine through physical combination; and the selection output part is used for converting voltage into the voltage meeting requirement of users according to the voltage information transmitted by the key slot and supplying the converted voltage to the users.
Description
Technical field
The present invention relates to a kind of end assembly, be specifically related to be a kind ofly connected and use with multiple power source device, the Qie Xiang manufacturing enterprise various mobile electronic devices different with function effectively provide the end assembly of multiple power source device.
Background technology
In order to use in moving process, battery is all equipped with in the inside of the portable electronic devices such as notebook computer, PDA, Portable DVD, Portable gamma camera, digital camera, mobile phone, in order to charge the battery or use equipment receives the DC power supply with appropriate voltage by having the connector of appropriate form.But when the kind of above-mentioned portable electronic device is different with manufacturing enterprise, voltage is also different, and the form of input part that receives DC power supply is also according to the difference of manufacturing enterprise and difference.Therefore, the consumer with multiple portable electronic device often will carry the power supply device of several so-called adapters, and this is not only very loaded down with trivial details, and, need to bring economic loss according to several adapters of product purchase.
In order to overcome the above problems, the invention provides a kind of multiple power source feeding mechanism.Multiple power source feeding mechanism refers to that a main device can be used the power supply device of multiple portable electronic device.This multiple power source feeding mechanism possesses the end assembly that main frame and user adopt respectively according to the form of the electronic device input of controlling oneself, and end assembly and main frame are separated from each other.That is, due to several end assemblies of a host configuration, user can possess the adapter of several different end assemblies on a main frame, and this is than buying the more economical material benefit of several adapters.
Existing common multiple power source device provides a kind of voltage and several end assemblies is only provided to main frame.The drawback of this kind of multiple power source feeding mechanism is, cannot be used in other different voltage electronic devices.
In order to overcome the above problems, a kind of end assembly or cable mode that following content is feature of take is provided, use toggle switch, rotary switch or USP 5,347, No. 211 the disclosed resistance with specific form arranges the use voltage of electronic device at main device, and separated with main device, and provide the applicable power supply input form that is about to the electronic device of use.This mode needs user first to search can be used in end assembly or the cable of portable electronic device and at main device, applicable voltage to be set.Therefore very difficult use of consumer that, lacks electronics general knowledge.
Recently, in order to overcome the above problems, USP 5,510, No. 691, No. 6,091,611, No. 6,604,177, USP and USP etc. disclose a kind of can be in the special device method of whole circuit conversion main frame voltage.The special device now using must comprise the electronic devices and components such as an above resistance, capacitor, diode, and insider is called accessory circuit conventionally.But, when above-mentioned electronic devices and components are arranged on to end assembly, manufacture and check that difficulty is high, end component costs increases, and especially, is difficult to realize the miniaturization of end assembly.
Summary of the invention
In order to overcome the above problems, the invention provides a kind of multiple power source device that following content is feature of take, it is characterized in that: comprise end assembly, main frame and groove; This end assembly possesses and can select to be applicable to controlling oneself the selection information display section of end assembly of portable electronic device and the accessory formula key of the information of voltage of the selected electronic device of preservation for user; This main frame comprises and converts the state that is placed in the key of end assembly to electric signal and change the keyway of main frame output and resolve the information of keyway and change voltage and the output converter section exported to common supply unit; This groove guarantees the accurate connection of end assembly and keyway.The present invention selects appropriate end assembly to be only combined with keyway, also can be applied to manufacturing enterprise and use the not identical multiple portable electronic device of voltage.
Technical program of the present invention lies in:
Multiple power source device medial end portions assembly of the present invention obtains separated/combination by keyway with main frame.Medial end portions assembly of the present invention possesses key, selects information display section and groove, and this key has the information of voltage of applicable portable electronic device; This selection information display section can select to be applicable to for user the end assembly of self-holding portable electronic device; This groove guarantees the accurate connection of end assembly.In the present invention, main frame possesses by physical bond and converts by being kept at the keyway of being combined with end assembly and the information of voltage of end assembly the selection efferent that user's required voltage provides to.
Assembly 400 inside, end of the present invention do not possess the accessory circuit being comprised of electronic devices and components, but utilize the key 411 that possesses physical property concave-convex-piece end assembly information needed to be transferred to the keyway 321 arranging on main device.
In the present invention, main device 100 comprises and selects efferent 200, thereby PWM (PulseWidth Modulation) mode SMPS (the Switching Mode Power Supply) circuit that is used in common power supply device receives to be kept at key 411 information of end assembly by keyway 321, selects be willing to voltage.
Comprise that the end assembly 400 of key 411 in the present invention, except (+) to end component internal supply power supply, (-), does not possess any electric device.In contrast, existing end assembly possesses the accessory circuit that inserts the independent parts separated with main device.By contrast, in the present invention, key 411 not only can be realized miniaturization, is easy to manufacture and check, also cheap.
In power supply device of the present invention, for example, while receiving the power supply of the DC power supply inputs such as automobile, aircraft, just can be by selecting appropriate end assembly 400 to be communicated to for thering is the general DC/DC adapter of the portable electronic device of different input shapes with a main device; While receiving the power supply of AC power supplies input, be communicated to general AC/DC adapter, internal battery and while receiving the DC power supply that battery discharges, be communicated to general external battery group.
Multiple power source device of the present invention converts electric information to by the information that comprises the end assembly 400 of required key 411 while selecting voltage and comprise the accessory formula key 411 that end assembly is preserved and is transferred to the main installation composition of the keyway 321 of selecting efferent 200, and end assembly 400 can be separated with main device 100.
End of the present invention assembly 400 is different from the mode of inserting the electronic devices and components such as resistance, diode, capacitor in prior art, only with physical property concave-convex-piece, also can make the selection efferent of main device 100 select required voltage.The main device 100 of the present invention comprises that the physical property information that receives the key 411 be kept at end assembly converts the keyway 321 of electric signal to.The device that can be used in the keyway 321 of realizing this object has small-sized on/off switch.As shown in Figure 3, while having two keys, this switch can be passed on 4 kinds of different states, that is, when key has male member, this switch is " on " state, and when key does not have convex shape, this switch is " off " state.
The main device 100 of the present invention further comprises selects efferent 200, it is characterized in that: the state that the present invention receives by keyway 321 key that is placed in end assembly 400 411 that offers the SMPS type power-switching circuit of controlling by the common PWM mode such as boosting type (Boost), voltage-dropping type (Buck), flyback type (Fly-Back) provides appropriate voltage.
And the present invention selects efferent 200 can hold more than one electric resistance array of resistance of the apportioning cost of conversion setting voltage to form by the feedback (FeedBack) of PWM Control IC by comprising.
Cable unit 300 link parts of the present invention and main device, and the anode possessing except common cable, cathode line, also comprise keyway 321 and holding wire; This keyway 321 and key 411 physical connections that are placed in end assembly, engage any one state in three kinds of states thereby set short circuit, anodic bonding and negative electrode; This holding wire provides the connection status of described key 411 and keyway 321 to the selection efferent 200 of main device.
Keyway 321 of the present invention refers to the device of changing the information of accessory formula member key 411 by electric device.Preferred embodiment is the small-sized on/off switch arranging on the position being connected with end assembly 400.
Described multiple power source device of the present invention arranges the cable of the DC power supplys such as applicable automobile, aircraft and designs boosting type or voltage-dropping type pwm circuit at the input 110 of main device, just can provide power supply by general DC/DC adapter.Arrange and receive the AC connector of AC power supplies and design flyback (Fly-Back) circuit, just can provide power supply by general AC/DC adapter.Inside arranges battery and can control the circuit of its battery and using the DC power supply of battery as input power design voltage boosting type or voltage-dropping type pwm circuit, just can provide and not need to arrange the general external battery group that adapter also can use portable electronic device.
Multiple power source feeding mechanism of the present invention by electronic device concentrated settings such as resistance, diode and capacitors at main device one place, contribute to manufacturer compared with the less end assembly of the multiple power source device volume that possesses existing accessory circuit, thereby simplify manufacturing process, reduce product price.In addition, user only also can obtain can being applied to have the different power supply devices that use the multiple product of voltage by changing the single homework of end assembly.
Accompanying drawing explanation
Fig. 1 illustrates one embodiment of the invention lift-rising die mould DC/DC conversion equipment while using 2 end assembly/keyways.
Fig. 2 illustrates the outward appearance that possesses the cable of end assembly and keyway in the present invention.
Fig. 3 is end assembly constructed in accordance and the embodiment of keyway.
Fig. 4 is the applicable embodiment of general DC/DC adapter constructed in accordance.
Fig. 5 is the applicable embodiment of general DC/D externally positioned type battery constructed in accordance.
Fig. 6 is the applicable embodiment of general AC/DC adapter constructed in accordance.
The symbol description > of < accompanying drawing major part
101: external power source cable 102: battery
103: control the 104:AC of battery circuit portion cable
105: connector
100: main device 110: input supply terminal
120: changing voltage portion
121:PWM controller IC (PWM Control IC)
130: out-put supply end 140: rechargeable battery terminal
150: battery pack interface portion
S1～Sn, S1 '～Sn ': the selecting side that be connected corresponding to key/keyway
R1～Rn: electric resistance array
200: select efferent 300: cable
310: cable input
320: cable output end 321: keyway (keyway) 322: counnter attack slot joint portion
400: end assembly
410: end assembly input 411: key (key) 412: counnter attack slot
430: end assembly output
440: select information display section 441: digital code information display part
442: color information display part
500: electronic device 510: the input supply terminal of electronic device
Embodiment
Referring to accompanying drawing and preferred embodiment, describe the present invention in detail, to help those skilled in the art of the invention to understand and to implement the present invention.
Fig. 1 illustrates one embodiment of the invention boosting type DC/DC conversion equipment while using the end assembly 400 possess 2 keys 411.Wherein, the quantity of key refer to except anode line and cathode line for selecting the quantity of the member of voltage.
In Fig. 1, main device 100 further comprises and selects efferent 200, thereby resolves and be contained in the key 411 of end assembly 400 and the connection state information of keyway 321 and export not identical power to SMPS (the Switching Mode Power Supply) circuit that utilizes common PWM (Pulse WidthModulation).Therefore, main device 100 comprises and forms the SMPS structure utilize PWM and the input supply terminal 110 that receives DC power supply, comprise that contrast setting voltage and current state send the PWM controller IC (PWM Controller IC) 121 of the power that changes pulse amplitude and by the changing voltage portion 120 of common SMPS the electric circuit constitute to the gate end of FET (Q), comprise by being contained in the key 411 of end of the present invention assembly 400 and the connection state information of keyway 321 and be input to the selection efferent 200 of circuit of the setting voltage of PWM controller IC feedback end for the circuit change being formed by out-put supply end 130.
Input supply terminal 110 is the ends that receive the DC power supply of power supply release, and here, DC power supply is not confined to all DC power supply such as automobile, aircraft or battery.Therefore, although be connected to the form of the input of input in the present invention, can adopt and be not direct DC power supply but PCB pattern of the DC power supply obtaining by adjunct circuit etc. has been set, as the cigar jack for automobile, air pressure jack (Air Jack) etc. has cable, family expenses AC power supplies end or the internal battery etc. of certain form.So, the present invention can adopt the power supply of variform and shape.
Changing voltage portion 120 comprises that voltage contrasts inner reference voltage by distribution IC non-essential resistance value and current state is exported and changed the feedback end of power of pulse amplitude and the general SMPS circuit of the PWM controller IC of output (PWMController IC) 121 to the gate end of FET (Q) for arranging, and can be boosting type (Boost), voltage-dropping type (Buck) and flyback type (Fly-Back) circuit.The PWM controller IC that this circuit is used can adopt the multiple PWM controller ICs such as Max668, TL494, UCC3843, UCC38H43.
Changing voltage of the present invention portion 120 must comprise PWM controller IC 121, the FET (Q) as switching device, diode (D), inductor or the transformer as SMPS the electric circuit constitute factor and make input and output voltage keeps the capacitor (Cin of pressure constant state, Cout), but, can, according to the state of the kind of the input of using and the voltage that will export, adopt diverse ways to connect and making boosting type, voltage-dropping type or flyback type circuit.In changing voltage of the present invention portion 120, basic circuit comprises and cuts off the circuit that overvoltage and overcurrent and separated input and output etc. guarantee fail safe, can also further be adopted as the adjunct circuit of removing electromagnetic wave display circuit and running status etc.
Select efferent 200 by basis, to be contained in the keyway 321 (S of end assembly 400
1～S
n) the electric resistance array (R of apportioning cost of the feedback end conversion setting voltage of state by PWM controller IC 121
1～R
n) form.The kind of the voltage that can export is determined with the quantity that is contained in the electric resistance array of selecting efferent 200 by the usage quantity of keyway.
Cable unit 300 is for connecting the main device 100 of the present invention and end assembly 400, the cable input 310 being connected with main device 100, the cable output end 320 being connected with end assembly 400, the external structure thing that connects the inside cable of output and input and encase inside cable, consists of.Cable input 310 is connected with the output of main device 100.
The present invention does not limit the connection mode of input part, can, according to the kind of pre-employing product, be integrally formed type structure or adopt connector that it is separated from each other with main device.
In the present invention, keyway 321 is the structural information of key in the present invention 411 to be converted to the device of electric information.Efferent 320 at main device arranges after on/off switch, with end assembly 400 in conjunction with time, according to the concavo-convex of key 4 eight that is placed in end assembly, on or off information are communicated to main device.The present invention does not limit form and the setting position of keyway 321.
End assembly output 430 will possess the input supply terminal 510 that meets portable electronic device 500.
Select information display section 440 that the state that is arranged at end assembly is informed to user, by being presented at the digital code information of assembly outside, end, the end that is presented at end assembly or the color information on body and the user's manual providing being provided, form.Digital code information is according to the form of end assembly output 430 and setting voltage, to show the information of other numeral or symbol, and color information is the information with other color displays according to the voltage of setting in the assembly of end.Described selection information display section 440 is first by manufacturer, to be produced and had the voltage of applicable portable electronic device and the end assembly of connector form, and after the outside of end assembly shows digital code information and color information, in user's manual, express model and the using method of portable electronic device.
The end assembly 400 that user finds from user's manual the portable electronic device that can be used for controlling oneself is connected to use after cable output end 320, therefore, even do not possess the user of electronics general knowledge, also can be easy to use.But, only with these digital informations, also cannot show all available portable devices at user's manual.Therefore, there is the user that handbook do not show portable electronic device and need to select appropriate end assembly according to color information.There is handbook and do not show that first the user of portable electronic device will find the end assembly of the DC input part that meets electronic device on physical features, during use searches out end assembly, need to whether meet according to the voltage of color information judgement output the electronic device of use.Color information can, according to definition such as yellow, redness and black, also can be made multiple choices.
Fig. 2 illustrates possesses the end assembly of 1 key and the outward appearance of keyway in one embodiment of the invention.First, for end assembly 400, user selects the embodiment of the selection information display section of appropriate end assembly to use digital code information 441 and color information 442 according to the kind of the electronic device of controlling oneself, and is provided with the counnter attack slot 412 that can select voltage inverse plugging key 411 and end assembly firm combining.Keyway arrangements thing is by the physical property of key being selected convert to the keyway 321 of electric signal and being formed corresponding to the groove 322 of the groove 421 of end assembly.The present embodiment provides the end assembly that possesses key 321 and the end assembly that does not possess key 321, presses keyway and be arranged on state while possessing key, and cannot press keyway while not possessing key, is arranged to Off state.
End assembly 400 arranges in order to select voltage to play the key 411 of practical function for anode and negative electrode connecting portion.As shown in Figure 2, keyway 321 is from the outstanding button form in the end of cable output end 410, can play on/off on-off action by the effect of pressing.And the form of key 411, preferably, only has end assembly input 421 end face to form concavo-convex state so that keyway 321 is while being button form, with keyway 321 in conjunction with time, can or without pressing specific keys.Key 411 concave-convex surfaces in the present embodiment, and the form of keyway 321 is two key shape.Now, keyway 321 is arranged to button form, and according to press degree, can with anodic bonding, also can engage with negative electrode, and the degree of depth of key 411 is correspondingly set.In one example, keyway 321 is made into the form engaging with negative electrode while pressing the degree of depth of keyway 321 presses keyway 321 when dark depth as shallow with anodic bonding.Therefore, in the time of need to be with anodic bonding, key 411 is arranged to (not having male and fomale(M&F)) horizontal plane, in the time of need to engaging with negative electrode, key 411 is arranged to matrix, its degree of depth is less than can not press described keyway 321 and recess depths during short circuit, but is equivalent to the degree of depth that described keyway can engage with negative electrode.Or keyway 321 possesses respectively and the button of anodic bonding and the button engaging with negative electrode, possesses two buttons.Now, key 411 can according to the position of each button form can pressing keys horizontal plane or recess that cannot pressing keys, certainly, can be for a key 411, also can be in 321 jointed anode lines of each keyway or cathode line and present anode combination/short circuit or two kinds of forms of negative electrode combination/short circuit replace three kinds of states of anodic bonding/negative electrode joint/short circuit.
4 kinds of forms that described in when Fig. 3 illustrates respectively key 411/ keyway 321 of the key that possesses two connection/short-circuit conditions, key 411/ keyway 321 can possess, also illustrate the parsing about the electric aspect of keyway 321 in each state.So, while possessing the key 411 of two be connected/short circuits with cathode line, can there are 4 kinds of different states.Without departing from the case in the spirit of the invention, about the design of key 411 and keyway 321, can take the method identical with foregoing to possess with anode line the two states of be connected/short circuit or the three state of be connected with anode line/be connected with cathode line/short circuit.This key 411 can arrange 1 and even several.
Therefore,, during expansion the present embodiment, possess N key 411 and just can make the end assembly that possesses 2N kind state.Below describe the variation of output voltage while using key 411/ keyway 321 in detail.First, using in the circuit of PWM controller IC 121, is V by the normal voltage that is placed in the error amplifier of PWM-IC internal feedback end
reftime, output voltage V
outv
ref* (R
a+ R
b)/R
b, that is, and V
ref* (1+R
a/ R
b) (here, each symbol be take Fig. 1 as benchmark).Therefore, use a selecting side (S
1), that is, use 1 resistance R
11 key 411 and 3 kinds of outputs occurring when using state of 1 keyway 321 during in short-circuit condition, by formula 1, determine.When negative electrode engages and anode in conjunction with time, by formula 2 and formula 3, determine respectively.
So, can for 1 end component selection, can obtain the pattern of 3 kinds of voltages according to selection mode.Certainly, as mentioned above, only, with in anode line or cathode line during some joint, can obtain two kinds of voltages.While the selection mode of key/keyway being set in order to make some ends assembly obtain specific voltage, in the end of cable output end, possess keyway 321, and correspondingly in the end of end assembly input 410 that is attached to the end of described cable output end 320, possess key 411.
Fig. 3 illustrates 4 kinds of key 411/ keyway 321 combinations in keyway 321 and key 411 1 embodiment.As mentioned above, the connection status of key 411 and keyway 321 has short circuit, engagement state, more particularly, wants to realize short-circuit condition, only otherwise simple connection.Possess two selecting side (S
1', S
2') time, as shown in figure and following table, can produce 4 kinds of various combinations.As shown in Figure 3, keyway 321 is on/off switch form, can be pressed or not be pressed along with key 411.Therefore, the form according to key 411, connects during push switch, and not short circuit during push switch.
| S 1 | S 2 | |
| Fig. 3 A (1,1) | Connect | Short circuit |
| Fig. 3 B (1,0) | Short circuit | Connect |
| Fig. 3 C (0,1) | Connect | Connect |
| Fig. 3 D (0,0) | Short circuit | Short circuit |
The structure of supplying the multiple power source feeding mechanism of power supply in one embodiment of the invention for notebook computer is below described in further detail.
Built-in 6 to 12 lithium ion batteries of common notebook computer, and use 18 to 20 volts or 15 to 16 volts of voltages, electric power is within 60 to 90 watts of scopes.Portable DVD is used 4 to 8 lithium ion batteries and 12 to 13 volts of voltages.For this reason, one embodiment of the invention has been made and has been used 1 selecting side (S
1-S
1') and select efferent resistance (R
1) 72 watts of multiple power source feeding mechanisms.This multiple power source feeding mechanism goes for 80% above notebook computer or the Portable DVD player of selling at present.For this reason, in reference voltage is the Max668 of 1.25 volts, R
ause 45K ohm, R
buse 3.8K ohm, R
1use 150K ohm, under short-circuit condition, obtain 15 to 16Volt voltages, under negative electrode engagement state, obtain 18 to 20Volt voltages, under anodic bonding state, obtain 12 to 13Volt voltages.Identical therewith, in the UCC38H43 that reference voltage is 2.5Volt, by R
a, R
b, R
1be arranged to respectively 20K ohm, 3.8K ohm, 62K ohm and just can obtain identical result.
Now, resistance value is without particular limitation of being the present embodiment, and, according to coincidence formula 1 to resistance and the wattage output of formula 3, carry out various changes, thereby obtain the multiple power source feeding mechanism applicable to multiple product.
During multiple power source feeding mechanism that use is manufactured according to above-mentioned technical background, user is for from the 1st voltage transitions that is applicable to the 1st device to the 2nd voltage that is applicable to the 2nd device, as long as replace standard compliant end assembly 400.
In another Application Example, for PDA, mobile phone, gamma camera, digital camera and the Portable DVD player of using 1 to 6 lithium ion battery, possess the electric power below 5 to 24 watts and use two with internal key/keyway and select 2 to 6 kinds of voltages to be advisable.Therefore, using reference voltage is 1.25 volts of following PWM controller IC and R
a, R
b, R
1adopt respectively 21K ohm, 3.4K ohm, 20 ohm and produce that to use the first voltage conditions (anode in conjunction with) be 4 to 5 volts, second voltage condition (short circuit) is 9 to 10 volts, tertiary voltage condition (negative electrode combination) is 18 watts of multiple power source feeding mechanisms of a key/keyway of 12 to 15 volts, and it can be widely used in 80% above PDA, mobile phone, gamma camera, the digital camera sold at present.
As mentioned above, within multiple power source feeding mechanism of the present invention is not limited to narrow scope the size of output voltage and voltage alternative condition, and can infinitely change according to the kind of the electronic device using.In one example, use N and N key/keyway (S
1～S
n) during corresponding resistance (R1～Rn), can use to possess the end assembly of 3N kind state and obtain the different voltage of 3N kind.
Fig. 4 to Fig. 6 illustrates according to the present invention, particularly, and the many general power supply device of making according to the kind of external power source.
In Fig. 4, illustrate general DC/DC connector.As shown in Figure 4, with the main device of substrate manufacture, and after the external power source cable 101 of DC power supply and the out-put supply end of main device 130 stube cable devices 300 that the input supply terminal 110 connection reception automobile cigar jacks that are contained in substrate are exported, with plastic casing, cover.The input power cable 101 now using can be cable for car, can on aircraft seat, receive the aircraft inputted with cable or be derived from the cable etc. of specific DC power supply.
Fig. 5 illustrates a kind of general external battery group.As shown in Figure 5, connect before the input of main device 100 and can control after the circuit part 103 of battery 102 and battery and output 130 arrange and meet the connector of cable unit 300 inputs, with shell, cover.This battery pack provides the voltage that meets the just and sound input voltage range of electronic device, therefore, compared with the battery pack that there is no this function, is more effectively used in widely in field.Battery 102 used herein can be the fuel cells such as the rechargeable batteries such as alkaline battery disposable battery, lithium ion (Li-ion) battery, ni-mh (NiMH) battery, aluminum cell and DMFC (Direct Methanol FuelCell), PEM FC (Proton Exchange Membrane Fuel Cell).Controlling battery circuit 103 comprises and protects the protective circuit of battery, the charging circuit of rechargeable battery and inform that user can use the user interface circuit of battery capacity etc.And this external battery group comprises the user interface 150 being comprised of charging terminal 140 and the LED showing battery meter and switch in the outside of shell.
Fig. 6 illustrates a kind of general AC/DC adapter.As shown in Figure 6, input supply terminal 10 is by forming with the connector 105 that AC cable 104 connects, and makes changing voltage portion 120 receive AC electric currents and after forming flyback type SMPS, stube cable 300 also covers with shell.General AC/DC adapter is equally the same with general DC/DC adapter, general external battery group is used in multiple portable electronic device.The difference of flyback type SMPS used herein is, in the DC/DC of boosting type shown in Fig. 1 change-over circuit, with transformer, replaced inductor and received feedback by optical coupler, and its common ground is, possesses output converter section 200, and resolve the output (S of end assembly
1) and make different capacity and output to end assembly.
Beneficial effect of the present invention is:
As mentioned above, when manufacturer is used multiple power source feeding mechanism of the present invention, as long as select appropriate end assembly according to target electronic device, just can be adjusted into required supply voltage, thereby unification is manufactured circuit part and is saved manufacturing cost.When distributors is used multiple power source feeding mechanism of the present invention, as long as sell according to the identification mark of end assembly, very convenient.When user uses multiple power source feeding mechanism of the present invention, as long as replace end assembly, just can use multiple portable electronic device, very convenient.
Further, as long as cover with shell after the cable of the DC power supply meet the outputs such as automobile, aircraft is set, just can provide general DC/DC adapter.Input mode is set as to AC power supplies, general AC/DC adapter just can be provided, internal battery just can provide general externally positioned type battery pack.
In multiple power source feeding mechanism of the present invention, end assembly does not insert electronic device, but as long as physical connection end assembly and cable just can be selected multiple voltage.Because electronic device concentrates on main device one place, simpler than the existing multiple power source feeding mechanism manufacturing process that possesses accessory circuit, can also realize the miniaturization of end assembly and save manufacturing expense.
Claims (8)
1. a multiple power source feeding mechanism, is characterized in that: multiple power source device comprises end assembly and main frame; This end assembly possesses and can select to be applicable to controlling oneself the selection information display section of end assembly of portable electronic device and the accessory formula key of the information of voltage of the selected electronic device of preservation for user; This main frame comprises keyway and power transfer portion; This keyway converts the state that is contained in the key of end assembly electric signal to and changes main engine power; This power transfer portion resolves the information of keyway and changes voltage and export to common supply unit; When associative key and keyway, be characterised in that, end assembly is connected by keyway, and only possesses anode and negative electrode the two poles of the earth aspect electric, and exports different voltage according to the connection that the information exchange of voltage is crossed the end assembly that possesses different physical structures;
Described keyway is arranged at the end of main frame DC outlet line, and the switch that is placed in keyway engages male or female and changes output voltage according to the shape that is contained in the key of end assembly;
Described keyway is from the outstanding button form in the end of cable output end, by the effect of pressing, plays on/off on-off action;
The form of described key, only has end assembly input end face to form concavo-convex state so that keyway is while being button form, when keyway is combined can or without pressing specific keys;
Described key concave-convex surface, and the form of keyway is two key shape;
Keyway is arranged to button form and engages with anodic bonding or with negative electrode according to press degree, and the degree of depth of key is correspondingly set.
2. multiple power source feeding mechanism as claimed in claim 1, is characterized in that: described end assembly be according to be attached to required electronic device DC terminal structure and select voltage to replace after making, and connect main frame and use.
3. multiple power source feeding mechanism as claimed in claim 2, it is characterized in that: the selection information display section of described end assembly shows numeral, word or color in the outside of end assembly, and according to the model of the electronic device of pointing out on user's manual or use independent or compound numeral, word or the color that helps select appropriate end assembly that show of voltage.
4. multiple power source feeding mechanism as described in claim 2 or 3, is characterized in that: the 1st voltage and the 2nd voltage by the combination of end assembly and keyway, selected are distinguished 15 to 16 volts and 18 to 20 volts, and use electric power within 60 to 90 watts of scopes.
5. multiple power source feeding mechanism as described in claim 2 or 3, it is characterized in that: the 1st voltage conditions, the 2nd voltage conditions and the 3rd voltage conditions by the conversion of end assembly and keyway combination, selected are respectively 4 to 5 volts, 9 to 10 volts and 12 to 15 volts, and use electric power within 5 to 24 watts of scopes.
6. multiple power source feeding mechanism as described in claim 2 or 3, is characterized in that: when DC power supply is used to the input power of the device of deciding, by DC/DC adapter, start.
7. multiple power source feeding mechanism as described in claim 2 or 3, is characterized in that: the input connection battery at main device starts by external battery group with controlling battery circuit portion.
8. multiple power source feeding mechanism as described in claim 2 or 3, is characterized in that: adopt AC power supplies to start by AC/DC adapter as being input to the power supply of main device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010262406.9A CN102377322B (en) | 2010-08-25 | 2010-08-25 | End assembly and key slot for universal power source supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010262406.9A CN102377322B (en) | 2010-08-25 | 2010-08-25 | End assembly and key slot for universal power source supply device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102377322A CN102377322A (en) | 2012-03-14 |
| CN102377322B true CN102377322B (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010262406.9A Expired - Fee Related CN102377322B (en) | 2010-08-25 | 2010-08-25 | End assembly and key slot for universal power source supply device |
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| Country | Link |
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| CN (1) | CN102377322B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200052156A (en) * | 2018-11-06 | 2020-05-14 | 삼성전자주식회사 | Adapter and electronic system having the same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6159052A (en) * | 1998-10-30 | 2000-12-12 | Hon Hai Precision Ind. Co., Ltd. | Electrical connector |
| TW422419U (en) * | 1997-06-16 | 2001-02-11 | Wu Shian Tzung | Power socket structure having power-consumption indicating and over-load alarming effects |
| CN2648693Y (en) * | 2003-07-16 | 2004-10-13 | 克立欧电子有限公司 | Improved voltage conversion structure |
| CN201263125Y (en) * | 2008-08-06 | 2009-06-24 | 李党卫 | Multifunctional power supply adapter with digital display |
| CN201409013Y (en) * | 2009-04-27 | 2010-02-17 | 深圳市睿德电子实业有限公司 | Power supply adaptor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7273384B1 (en) * | 2006-04-11 | 2007-09-25 | Modern Sense Limited | Universal battery charger and/or power adaptor |
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2010
- 2010-08-25 CN CN201010262406.9A patent/CN102377322B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW422419U (en) * | 1997-06-16 | 2001-02-11 | Wu Shian Tzung | Power socket structure having power-consumption indicating and over-load alarming effects |
| US6159052A (en) * | 1998-10-30 | 2000-12-12 | Hon Hai Precision Ind. Co., Ltd. | Electrical connector |
| CN2648693Y (en) * | 2003-07-16 | 2004-10-13 | 克立欧电子有限公司 | Improved voltage conversion structure |
| CN201263125Y (en) * | 2008-08-06 | 2009-06-24 | 李党卫 | Multifunctional power supply adapter with digital display |
| CN201409013Y (en) * | 2009-04-27 | 2010-02-17 | 深圳市睿德电子实业有限公司 | Power supply adaptor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102377322A (en) | 2012-03-14 |
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