CN205846840U - A kind of electrical connection accessory exported with the protection of direct current portable power source and momentary high power - Google Patents

A kind of electrical connection accessory exported with the protection of direct current portable power source and momentary high power Download PDF

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Publication number
CN205846840U
CN205846840U CN201620830194.2U CN201620830194U CN205846840U CN 205846840 U CN205846840 U CN 205846840U CN 201620830194 U CN201620830194 U CN 201620830194U CN 205846840 U CN205846840 U CN 205846840U
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China
Prior art keywords
voltage
module
output
direct current
resistance
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Withdrawn - After Issue
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CN201620830194.2U
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Chinese (zh)
Inventor
罗岚
林锐兴
刘明雄
潘叶江
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Vatti Co Ltd
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Vatti Co Ltd
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Abstract

The utility model discloses a kind of electrical connection accessory exported with the protection of direct current portable power source and momentary high power, for direct current portable power source to the emergency service of direct-flow electricity utilization apparatus, include the DC supply input interface being sequentially connected with, current limliting module, controlled DC D/C voltage modular converter, and unidirectional current output interface, it is parallel with super capacitor between the both positive and negative polarity voltage input end of described controlled DC D/C voltage modular converter, described electrical connection accessory also includes super-capacitor voltage detection module and for controlling the control module of described controlled DC D/C voltage modular converter work when described super capacitor both end voltage exceedes preset value, it is connected between described control module with described controlled DC D/C voltage modular converter control signal input and has signal lag output module.This case simple in construction easily realizes, it is simple to realize the direct current portable power source emergency service to direct-flow electricity utilization apparatus.

Description

A kind of electrical connection accessory exported with the protection of direct current portable power source and momentary high power
[technical field]
This utility model relates to a kind of electrical connection accessory exported with the protection of direct current portable power source and momentary high power.
[background technology]
The power that some DC low-voltage electrical equipment uses at normal state is the highest, but needs to compare when startup and action Big electrical power, if when having a power failure such as a period of time to be worked on, it is necessary to use stand-by power supply, propose stand-by power supply The highest requirement, powers according to general dry battery and works as, and transient current does not reaches requirement, and electrical equipment cannot start with normal work Make.
Therefore, the defect of above-mentioned existence how is overcome, it has also become the important topic that those skilled in the art are urgently to be resolved hurrily.
[utility model content]
This utility model overcomes the deficiency of above-mentioned technology, it is provided that a kind of with the protection of direct current portable power source and instantaneous greatly The electrical connection accessory of power output, its simple in construction easily realizes, it is simple to realize direct current portable power source answering to direct-flow electricity utilization apparatus Anxious power supply.
For achieving the above object, this utility model have employed following technical proposal:
A kind of electrical connection accessory exported with the protection of direct current portable power source and momentary high power, for direct current portable power source To the emergency service of direct-flow electricity utilization apparatus, include be sequentially connected with DC supply input interface 1, current limliting module 2, controlled DC-DC Voltage transformation module 3 and unidirectional current output interface 4, the both positive and negative polarity voltage input of described controlled DC-DC voltage transformation module 3 Being parallel with super capacitor 5 between end, described electrical connection accessory also includes for detecting the super of described super capacitor 5 both end voltage Level capacitance voltage detection module 6 and for controlling described controlled DC-DC when described super capacitor 5 both end voltage exceedes preset value Voltage transformation module 3 work control module 7, the voltage detection signal outfan of described super-capacitor voltage detection module 6 with Described control module 7 electrically connects, described control module 7 and described controlled DC-DC voltage transformation module 3 control signal input it Between connect have signal lag output module 8.
A kind of electrical connection accessory exported with the protection of direct current portable power source and momentary high power, described control Molding block 7 includes reference voltage source 71 and the voltage comparator module 72 containing some voltage comparators, described reference voltage The generating positive and negative voltage input in source 71 is connected in parallel on described DC supply input interface 1 both positive and negative polarity and connects between end, described voltage comparator Module 72 is provided with the first voltage comparator 721, the in-phase input end of described first voltage comparator 721 and described reference voltage The reference voltage output end in source 71 is connected, inverting input and described super-capacitor voltage detection module 6 voltage detection signal Outfan is connected and comparative result outfan is connected with described signal lag output module 8 signal input part.
A kind of with direct current portable power source protection and momentary high power output electrical connection accessory, described directly It is parallel with the supply voltage detection module for detecting direct current portable power source voltage between stream electricity input interface 1 both positive and negative polarity connection end 9, described voltage comparator module 72 is additionally provided with the second voltage comparator 722, described second voltage comparator 722 anti-phase defeated Enter end be connected with described reference voltage source 71 reference voltage output end, in-phase input end and described supply voltage detection module 9 Voltage detection signal outfan is connected and whether comparative result outfan is default with for indicating outer power voltage to exceed The controlled source voltage indicator lamp module 10 of magnitude of voltage is connected.
A kind of electrical connection accessory exported with the protection of direct current portable power source and momentary high power, described electricity The voltage comparator circuit that pressure comparator module 72 uses chip model to be LM393.
A kind of with the protection of direct current portable power source with the electrical connection accessory of momentary high power output, described it is subject to The output for indicating output voltage the most up to standard also it is parallel with electric between control DC-DC voltage transformation module 3 both positive and negative polarity outfan Press indicating lamp module 11 up to standard, described output voltage indicating lamp module up to standard 11 include stabilivolt D2, light emitting diode D3, with And the negative pole of resistance R4, described stabilivolt D2 connects end and is connected with described controlled DC-DC voltage transformation module 3 cathode output end Being connected with described light emitting diode D3 positive pole with anode connection terminal, described light emitting diode D3 negative pole is subject to described by resistance R4 Control DC-DC voltage transformation module 3 cathode output end is connected.
A kind of electrical connection accessory exported with the protection of direct current portable power source and momentary high power, described limit Flow module 2 includes current-limiting resistance R5, resistance R9, PNP triode Q1 and PNP triode Q2, described current-limiting resistance R5 one end Cathode voltage input and described DC supply input interface 1 anode connection terminal, PNP triode Q2 as described current limliting module 2 Base stage, DC supply input interface 1 anode connection terminal be connected, sending out of the current-limiting resistance R5 other end and described PNP triode Q2 Emitter-base bandgap grading, the emitter stage of PNP triode Q1 are connected, the colelctor electrode of described PNP triode Q2 and the base of described PNP triode Q1 Pole, one end of resistance R9 are connected, the colelctor electrode of described PNP triode Q1 as current limliting module 2 cathode voltage outfan with The cathode voltage input of described controlled DC-DC voltage transformation module 3 is connected, and the other end of described resistance R9 is as described limit The cathode voltage outfan of flow module 2 is connected end, controlled DC-DC voltage transformation module 3 with described DC supply input interface 1 negative pole Cathode voltage input is connected.
A kind of electrical connection accessory exported with the protection of direct current portable power source and momentary high power is described super Level capacitance voltage detection module 6 uses electric resistance partial pressure testing circuit.
A kind of electrical connection accessory exported with the protection of direct current portable power source and momentary high power, described letter Number time delay output module 8 includes resistance R7, resistance R8 and polar capacitor C6, and described resistance R7 one end is as described signal The signal input part of time delay output module 8 is connected with described control module 7, the resistance R7 other end and described resistance R8 one end, pole Property electric capacity C6 anode connection terminal be connected, described polar capacitor C6 negative pole connect end be connected with described control module 7 power cathode End is connected, and the described resistance R8 other end is as described signal lag output module 8 signal output part and described controlled DC-DC electricity Pressure modular converter 3 control signal input is connected.
Compared with prior art, the beneficial effects of the utility model are:
1, this case simple in construction easily realizes, and direct current portable power source is electrically connected with direct-flow electricity utilization apparatus by this case electrical connection accessory Connecing, on direct current portable power source, electric energy is charged by DC supply input interface, the backward described super capacitor of current limliting module, a period of time Rear super-capacitor voltage detection module detects that super capacitor both end voltage exceedes preset value, and the most described control module is by letter Number time delay output module controls the work of described controlled DC-DC voltage transformation module, at this moment, direct current portable power source and super capacitor with Time participate in power supply, so time output bigger, can meet some direct-flow electricity utilization apparatus startup time the big electric current of needs spy Different requirement, when, after electricity abrupt release on super capacitor, circuit may continue to provide a certain amount of electric current into direct-flow electricity utilization apparatus, General work state can be met;This case connects current limliting module on described DC supply input interface, so, limits super capacitor Charging current, can prevent the internal circuit of direct current portable power source from closing because of overcurrent protection or because output electric current is excessive and burn out Situation occur, separately, this case is connected between control module with described controlled DC-DC voltage transformation module control signal input Signal lag output module, the effect of time delay is to make described controlled DC-DC voltage transformation module have output the most immediately, waits super Electric capacity is just opened after being full of, and it controls rationally, instantaneous output during work to be effectively ensured.
2, this case control module uses reference voltage source and the combination of voltage comparator module, and so, it is made without Burning chip programming, effectively reduces the design of control program when being i.e. embodied as, it is only necessary to carry out unit's device on circuit Counterlogic between part pin connects the most permissible, and its enforcement is convenient and simple.
3, the second electricity described in when the voltage of supply voltage detection module voltage detection signal outfan is more than reference voltage Pressure comparator comparative result outfan output high-level control signal, when supply voltage detection module voltage detection signal outfan Voltage less than reference voltage time described in the second voltage comparator comparative result outfan output low level signal, described controlled electricity Source voltage indicator lamp module carries out different display instructions according to different control signals, and its effect is indicated for direct current and moves Electric quantity of power supply is enough, if need another charging, its real work situation being easy to notify user's this electrical connection accessory timely.
[accompanying drawing explanation]
Fig. 1 is the structural representation of this case.
Fig. 2 is the partial circuit diagram one of this case specific embodiment.
Fig. 3 is the partial circuit diagram two of this case specific embodiment.
[detailed description of the invention]
This utility model feature and other correlated characteristic are described in further detail by embodiment below in conjunction with accompanying drawing, So that the understanding of technical staff of the same trade:
As Figure 1-3, a kind of electrical connection accessory exported with the protection of direct current portable power source and momentary high power, it is used for Direct current portable power source is to the emergency service of direct-flow electricity utilization apparatus, it is characterised in that include the DC supply input interface being sequentially connected with 1, current limliting module 2, controlled DC-DC voltage transformation module 3 and unidirectional current output interface 4, described controlled DC-DC voltage is changed Being parallel with super capacitor 5 between the both positive and negative polarity voltage input end of module 3, described electrical connection accessory also includes for detecting described The super-capacitor voltage detection module 6 of super capacitor 5 both end voltage and for exceeding default in described super capacitor 5 both end voltage The control module 7 of described controlled DC-DC voltage transformation module 3 work is controlled during value, described super-capacitor voltage detection module 6 Voltage detection signal outfan electrically connects with described control module 7, and described control module 7 is changed with described controlled DC-DC voltage Connect between module 3 control signal input and have signal lag output module 8.
As it has been described above, the operation principle of this case is as follows:
During use, direct current portable power source is electrically connected with direct-flow electricity utilization apparatus by this case electrical connection accessory, and direct current moves electricity On source, electric energy is charged by DC supply input interface 1, the backward described super capacitor 5 of current limliting module 2, super capacitor after a period of time Voltage detection module 6 detects that super capacitor 5 both end voltage exceedes preset value, and the most described control module 7 passes through signal lag Output module 8 controls described controlled DC-DC voltage transformation module 3 and works, and at this moment, direct current portable power source and super capacitor 5 are simultaneously Participate in power supply, so time output bigger, can meet some direct-flow electricity utilization apparatus startup time the big electric current of needs special Requirement, when, after electricity abrupt release on super capacitor 5, circuit may continue to provide a certain amount of electric current into direct-flow electricity utilization apparatus, General work state can be met.
As it has been described above, this case connects current limliting module 2 on described DC supply input interface 1, so, limit super capacitor The charging current of 5, can prevent the internal circuit of direct current portable power source from closing because of overcurrent protection or burn because output electric current is excessive Bad situation occurs, and separately, this case is between control module 7 and described controlled DC-DC voltage transformation module 3 control signal input Connecting signal lag output module 8, the effect of time delay is to make described controlled DC-DC voltage transformation module 3 have output the most immediately, etc. Just opening after super capacitor 5 is full of, it controls rationally, instantaneous output during work to be effectively ensured.
As it has been described above, during as it is shown on figure 3, be embodied as, if described control module 7 include reference voltage source 71 and containing The voltage comparator module 72 of dry voltage comparator, the generating positive and negative voltage input of described reference voltage source 71 is connected in parallel on described direct current Electricity input interface 1 both positive and negative polarity connects between end, and described voltage comparator module 72 is provided with the first voltage comparator 721, described The in-phase input end of the first voltage comparator 721 is connected with the reference voltage output end of described reference voltage source 71, anti-phase defeated Enter end be connected with described super-capacitor voltage detection module 6 voltage detection signal outfan and comparative result outfan and Described signal lag output module 8 signal input part is connected, so, when super-capacitor voltage detection module 6 voltage detecting is believed The voltage of number outfan is more than the first voltage comparator 721 output low level control signal described in during reference voltage, and when super The voltage of capacitance voltage detection module 6 voltage detection signal outfan less than reference voltage time described in the first voltage comparator 721 Output high-level control signal, is sent to described controlled DC-DC voltage modulus of conversion by signal lag output module 8 the most respectively Block 3, controlled DC-DC voltage transformation module 3 starts working according to the control signal received or quits work, and it is easy to control Simply.
As it has been described above, this case control module 7 uses reference voltage source 71 and the combination of voltage comparator module 72, so, It is made without burning chip programming, effectively reduces the design of control program, it is only necessary at electricity when being i.e. embodied as Carrying out the counterlogic between component's feet on road and connect the most permissible, its enforcement is convenient and simple.
As it has been described above, during as it is shown on figure 3, be embodied as, described DC supply input interface 1 both positive and negative polarity connects between end in parallel There is the supply voltage detection module 9 for detecting direct current portable power source voltage, described voltage comparator module 72 is additionally provided with Two voltage comparators 722, the inverting input of described second voltage comparator 722 is defeated with described reference voltage source 71 reference voltage Go out that end is connected, in-phase input end is connected with described supply voltage detection module 9 voltage detection signal outfan and compares Result outfan with for indicating whether outer power voltage exceedes the controlled source voltage indicator lamp module 10 of preset voltage value Be connected, so, when supply voltage detection module 9 voltage detection signal outfan voltage more than reference voltage time described in second Voltage comparator 722 comparative result outfan output high-level control signal, when supply voltage detection module 9 voltage detection signal The voltage of outfan less than reference voltage time described in the second voltage comparator 722 comparative result outfan output low level signal, Described controlled source voltage indicator lamp module 10 carries out different display instruction according to different control signals, its effect be for Instruction direct current portable power source electricity is enough, if needing another charging, it is easy to notify user's this electrical connection accessory timely Real work situation.
As it has been described above, during as it is shown on figure 3, be embodied as, described voltage comparator module 72 uses chip model to be LM393 Voltage comparator circuit.
As it has been described above, during as in figure 2 it is shown, be embodied as, described controlled DC-DC voltage transformation module 3 both positive and negative polarity outfan Between be also parallel with the indicating lamp module up to standard of the output voltage for indicating output voltage the most up to standard 11, described output voltage reaches Mark indicating lamp module 11 includes stabilivolt D2, light emitting diode D3 and resistance R4, and the negative pole of described stabilivolt D2 connects end Be connected with described controlled DC-DC voltage transformation module 3 cathode output end and anode connection terminal and described light emitting diode D3 just Pole connects, and described light emitting diode D3 negative pole passes through resistance R4 and described controlled DC-DC voltage transformation module 3 cathode output end phase Connecting, so, between the both positive and negative polarity outfan of described controlled DC-DC voltage transformation module 3, voltage is more than the steady of stabilivolt D2 During the pressure drop sum of pressure value and light emitting diode D3, light emitting diode D3 carries out luminescence, represents that output voltage is up to standard, otherwise represents Output voltage is the most up to standard, its real work situation being easy to notify user's this electrical connection accessory timely.
As it has been described above, during as in figure 2 it is shown, be embodied as, described current limliting module 2 include current-limiting resistance R5, resistance R9, PNP triode Q1 and PNP triode Q2, described current-limiting resistance R5 one end inputs as the cathode voltage of described current limliting module 2 End and described DC supply input interface 1 anode connection terminal, the base stage of PNP triode Q2, DC supply input interface 1 anode connection terminal Being connected, the current-limiting resistance R5 other end is connected with the emitter stage of described PNP triode Q2, the emitter stage of PNP triode Q1, institute State the colelctor electrode base stage with described PNP triode Q1 of PNP triode Q2, one end of resistance R9 is connected, described PNP triode The colelctor electrode of the Q1 cathode voltage outfan as current limliting module 2 and the cathode voltage of described controlled DC-DC voltage transformation module 3 Input is connected, and the other end of described resistance R9 is as cathode voltage outfan and the described unidirectional current of described current limliting module 2 Input interface 1 negative pole connects end, controlled DC-DC voltage transformation module 3 cathode voltage input is connected, so, when direct current moves When the output electric current pressure drop on current-limiting resistance R5 in galvanic electricity source makes PNP triode Q2 turn on, PNP triode Q1 is ended, described Super capacitor 5 cannot continue charging, and when the output electric current of direct current portable power source is reduced to the cut-off of PNP triode Q2, PNP tri- Pole pipe Q1 turns on, and super capacitor 5 can continue charging, thus limits the output size of current of direct current portable power source, i.e. limits The charging current of super capacitor 5, can prevent the internal circuit of direct current portable power source from closing because of overcurrent protection or because of output electricity Flow through situation that is big and that burn out to occur.
As it has been described above, during as it is shown on figure 3, be embodied as, described super-capacitor voltage detection module 6 uses electric resistance partial pressure to examine Slowdown monitoring circuit.
As it has been described above, during as in figure 2 it is shown, be embodied as, described signal lag output module 8 includes resistance R7, resistance R8 and polar capacitor C6, described resistance R7 one end is as signal input part and the described control of described signal lag output module 8 Molding block 7 connects, and the resistance R7 other end is connected with described resistance R8 one end, polar capacitor C6 anode connection terminal, described polarity Electric capacity C6 negative pole connection end is connected end with described control module 7 power cathode and is connected, and the described resistance R8 other end is as described Signal lag output module 8 signal output part is connected with described controlled DC-DC voltage transformation module 3 control signal input, So, when the signal input part input high level of described signal lag output module 8, after its signal output part time delay, output is high Level, exports low when the signal input part input low level of described signal lag output module 8 after its signal output part time delay Level, effectively realizes the control module 7 delays time to control function to controlled DC-DC voltage transformation module 3.
As it has been described above, this case protection is a kind of electrical connection exported with the protection of direct current portable power source and momentary high power Accessory, all technical schemes same or like with this case structure all should be shown as in the protection domain falling into this case.

Claims (8)

1. with direct current portable power source protection and momentary high power output an electrical connection accessory, for direct current portable power source to The emergency service of direct-flow electricity utilization apparatus, it is characterised in that include DC supply input interface (1), the current limliting module being sequentially connected with (2), controlled DC-DC voltage transformation module (3) and unidirectional current output interface (4), described controlled DC-DC voltage transformation module (3) being parallel with super capacitor (5) between both positive and negative polarity voltage input end, described electrical connection accessory also includes for detecting described The super-capacitor voltage detection module (6) of super capacitor (5) both end voltage and for surpassing in described super capacitor (5) both end voltage The control module (7) that described controlled DC-DC voltage transformation module (3) works, described super-capacitor voltage is controlled when crossing preset value The voltage detection signal outfan of detection module (6) electrically connects with described control module (7), and described control module (7) is with described Connect between controlled DC-DC voltage transformation module (3) control signal input and have signal lag output module (8).
A kind of electrical connection with the protection of direct current portable power source and momentary high power output the most according to claim 1 is joined Part, it is characterised in that described control module (7) includes reference voltage source (71) and the voltage ratio containing some voltage comparators Relatively device module (72), the generating positive and negative voltage input of described reference voltage source (71) is just being connected in parallel on described DC supply input interface (1) Negative pole connects between end, and described voltage comparator module (72) is provided with the first voltage comparator (721), described first voltage ratio The in-phase input end of relatively device (721) is connected with the reference voltage output end of described reference voltage source (71), inverting input with Described super-capacitor voltage detection module (6) voltage detection signal outfan is connected and comparative result outfan is with described Signal lag output module (8) signal input part is connected.
A kind of electrical connection with the protection of direct current portable power source and momentary high power output the most according to claim 2 is joined Part, it is characterised in that be parallel with for detecting direct current portable power source between described DC supply input interface (1) both positive and negative polarity connection end The supply voltage detection module (9) of voltage, described voltage comparator module (72) is additionally provided with the second voltage comparator (722), The inverting input of described second voltage comparator (722) is connected with described reference voltage source (71) reference voltage output end, In-phase input end is connected with described supply voltage detection module (9) voltage detection signal outfan and comparative result output Hold and be connected with controlled source voltage indicator lamp module (10) for indicating outer power voltage whether to exceed preset voltage value.
A kind of electrical connection with the protection of direct current portable power source and momentary high power output the most according to claim 3 is joined Part, it is characterised in that described voltage comparator module (72) uses chip model to be the voltage comparator circuit of LM393.
A kind of electrical connection with the protection of direct current portable power source and momentary high power output the most according to claim 1 is joined Part, it is characterised in that be also parallel with for indicating output between described controlled DC-DC voltage transformation module (3) both positive and negative polarity outfan Output voltage indicating lamp module up to standard (11) that voltage is the most up to standard, described output voltage indicating lamp module up to standard (11) includes Stabilivolt D2, light emitting diode D3 and resistance R4, the negative pole of described stabilivolt D2 connects end and described controlled DC-DC voltage Modular converter (3) cathode output end is connected and anode connection terminal is connected with described light emitting diode D3 positive pole, and described luminous two Pole pipe D3 negative pole is connected with described controlled DC-DC voltage transformation module (3) cathode output end by resistance R4.
6. according to described in claim 1-5 any one a kind of with direct current portable power source protection and momentary high power output Electrical connection accessory, it is characterised in that described current limliting module (2) include current-limiting resistance R5, resistance R9, PNP triode Q1 and PNP triode Q2, described current-limiting resistance R5 one end is as cathode voltage input and the described unidirectional current of described current limliting module (2) Input interface (1) anode connection terminal, the base stage of PNP triode Q2, DC supply input interface (1) anode connection terminal are connected, limit The leakage resistance R5 other end is connected with the emitter stage of described PNP triode Q2, the emitter stage of PNP triode Q1, described PNP tri-pole The colelctor electrode of pipe Q2 is connected with base stage, one end of resistance R9 of described PNP triode Q1, the current collection of described PNP triode Q1 Pole inputs with the cathode voltage of described controlled DC-DC voltage transformation module (3) as the cathode voltage outfan of current limliting module (2) End is connected, and the other end of described resistance R9 is defeated with described unidirectional current as the cathode voltage outfan of described current limliting module (2) Incoming interface (1) negative pole connects end, controlled DC-DC voltage transformation module (3) cathode voltage input is connected.
7. according to described in claim 1-5 any one a kind of with direct current portable power source protection and momentary high power output Electrical connection accessory, it is characterised in that described super-capacitor voltage detection module (6) uses electric resistance partial pressure testing circuit.
8. according to described in claim 1-5 any one a kind of with direct current portable power source protection and momentary high power output Electrical connection accessory, it is characterised in that described signal lag output module (8) includes resistance R7, resistance R8 and polar capacitor C6, described resistance R7 one end connects with described control module (7) as the signal input part of described signal lag output module (8) Connecing, the resistance R7 other end is connected with described resistance R8 one end, polar capacitor C6 anode connection terminal, described polar capacitor C6 negative pole Connecting end to be connected end be connected with described control module (7) power cathode, the described resistance R8 other end is as described signal lag Output module (8) signal output part is connected with described controlled DC-DC voltage transformation module (3) control signal input.
CN201620830194.2U 2016-07-30 2016-07-30 A kind of electrical connection accessory exported with the protection of direct current portable power source and momentary high power Withdrawn - After Issue CN205846840U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620830194.2U CN205846840U (en) 2016-07-30 2016-07-30 A kind of electrical connection accessory exported with the protection of direct current portable power source and momentary high power

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Application Number Priority Date Filing Date Title
CN201620830194.2U CN205846840U (en) 2016-07-30 2016-07-30 A kind of electrical connection accessory exported with the protection of direct current portable power source and momentary high power

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CN205846840U true CN205846840U (en) 2016-12-28

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106059048A (en) * 2016-07-30 2016-10-26 华帝股份有限公司 Electric connection accessory with DC mobile power supply protection and instantaneous high power output
CN107017769A (en) * 2017-06-08 2017-08-04 山东超越数控电子有限公司 A kind of momentary high power of low-power equipment is powered output intent

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106059048A (en) * 2016-07-30 2016-10-26 华帝股份有限公司 Electric connection accessory with DC mobile power supply protection and instantaneous high power output
CN106059048B (en) * 2016-07-30 2018-12-21 华帝股份有限公司 A kind of electrical connection accessory with the protection of direct current mobile power source and momentary high power output
CN107017769A (en) * 2017-06-08 2017-08-04 山东超越数控电子有限公司 A kind of momentary high power of low-power equipment is powered output intent

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20161228

Effective date of abandoning: 20181221

AV01 Patent right actively abandoned