CN208674532U - Power connector - Google Patents
Power connector Download PDFInfo
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- CN208674532U CN208674532U CN201821342740.3U CN201821342740U CN208674532U CN 208674532 U CN208674532 U CN 208674532U CN 201821342740 U CN201821342740 U CN 201821342740U CN 208674532 U CN208674532 U CN 208674532U
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Abstract
The utility model discloses a kind of power connectors, comprising: the first plug-in unit, conductor plug is connected including first electrode conductor plug, second electrode plug-in unit, anti-sparking, first electrode conductor plug, the second electrode plug-in unit of first plug-in unit are electrically connected with the first electrode of external power supply, second electrode respectively, and anti-sparking connection conductor plug is electrically connected with the anti-firing circuit at the second electrode end for being coupled in power supply；Second plug-in unit, conductor plug is connected including first electrode conductor plug, second electrode plug-in unit, anti-sparking, wherein the first electrode conductor plug of the second plug-in unit, second electrode plug-in unit are electrically connected with first electrode, the second electrode of external electricity consumption device respectively, and anti-sparking connection conductor plug is electrically connected with the second electrode for being coupled in external electricity consumption device；When opposite grafting, the first plug-in unit, the first electrode conductor plug of the second plug-in unit, anti-sparking connection conductor plug are mutually inserted the time and earlier than the second electrode plug-in unit of the first plug-in unit, the second plug-in unit plug the time.
Description
Technical field
The utility model relates to a kind of power connectors.
Background technique
With advances in technology with development, large-current electric power driven tools are using more and more extensive, the input of high-power electric tool
Capacitance is also increasing.And existing electric connector is when in use, when carrying out hot plug, inevitably results from electricity
The electric discharge phenomena such as spark, arcing, phenomena such as causing contact surface generation ablation deformation, adhesion, melt, to the reliable of electric connector
Property contact and service life cause very big negative effect.
Utility model content
The first purpose of the utility model embodiment is to provide a kind of power connector, prevented using the technical solution or
Person weakens " sparking " phenomenon generated when power supply connection load.
A kind of power connector provided by the embodiment of the utility model, comprising:
First plug-in unit, including first electrode conductor plug, second electrode plug-in unit, anti-sparking connection conductor plug, wherein the
First electrode conductor plug, the second electrode plug-in unit of one plug-in unit are electrically connected with the first electrode of external power supply, second electrode respectively,
The anti-sparking connection conductor plug is electrically connected with the anti-firing circuit at the second electrode end for being coupled in the power supply；
Second plug-in unit, including first electrode conductor plug, second electrode plug-in unit, anti-sparking connection conductor plug, wherein the
First electrode conductor plug, the second electrode plug-in unit of two plug-in units are electric with the first electrode of external electricity consumption device, second electrode respectively
Connection, the anti-sparking connection conductor plug are electrically connected with the second electrode for being coupled in the external electricity consumption device；
One of first plug-in unit, second plug-in unit are male plug, and another is female plug,
First plug-in unit, the first electrode conductor plug of the second plug-in unit, second electrode plug-in unit, anti-sparking connection conductor are inserted
Part is mutually directed to, can with respect to grafting,
When opposite grafting, first plug-in unit, the first electrode conductor plug of the second plug-in unit, anti-sparking connection conductor are inserted
Part is mutually inserted and time for being conductively connected plugs earlier than the second electrode plug-in unit of first plug-in unit, the second plug-in unit and it is conductive
The time of connection.
Optionally, the first electrode conductor plug of first plug-in unit and/or the second plug-in unit, anti-sparking connect conductor plug
Tip length is longer than the second electrode conductor plug of first plug-in unit and/or the second plug-in unit.
Optionally, the first electrode conductor plug of first plug-in unit and/or the second plug-in unit is led with the anti-sparking connection
The tip length of body plug-in unit is identical.
Optionally, it is also respectively provided with data-interface conductor plug in first plug-in unit, the second plug-in unit, described first
On plug-in unit and the second plug-in unit, the tip length of the data-interface conductor plug is most short.
Optionally, the cavity of an opening is respectively arranged on first plug-in unit, the second plug-in unit,
The first electrode conductor plug, second electrode plug-in unit, anti-sparking on each first plug-in unit, the second plug-in unit connect
Connect conductor plug, data-interface conductor plug is respectively set in the cavity, without departing from the opening of the cavity.
Optionally, on first plug-in unit, the second plug-in unit, the end face opposite with the opening of the cavity is additionally provided with point
Conductor plug, the data-interface conductor are not connected with the first electrode conductor plug, second electrode conductor plug, anti-sparking
The welding lead division that plug-in unit, the second data-interface conductor plug are electrically connected, each welding lead division protrusion are inserted described first
The end face of part, the second plug-in unit.
Optionally, it is respectively set on each welding lead division fluted.
Optionally, the bottom surface of each groove is cambered surface.
Optionally, the bottom surface of each groove is cambered surface.
Optionally, the first electrode conductor plug, second electrode conductor plug, anti-sparking connection conductor plug difference
Are as follows: intubation or solid conductor.
Optionally, longitudinal grooved is respectively arranged in each intubation.
Therefore using the power connector of the present embodiment, when plug-in unit patches relatively, first electrode conductor plug,
The second electrode plug-in unit that anti-sparking connection conductor plug is mutually inserted and is conductively connected earlier than the first plug-in unit, the second plug-in unit plugs
And be conductively connected, when the electric current for the power supply being electrically connected with the first plug-in unit 1 passes through anti-sparking connection conductor plug connection, coupling first
It connects the anti-firing circuit in the second electrode of power supply and charges to the load capacitance between the positive and negative anodes of the second plug-in unit, provide electricity
Road is flowed back to, to reduce the voltage difference for two plug-in units that Contact is connected to each other, to prevent or reduce " sparking " phenomenon.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
It does not constitute improper limits to the present invention.
Fig. 1 is the front view structure signal of the first plug-in unit, one of the second plug-in unit that the utility model embodiment 1 provides
Figure；
Fig. 2 is the overlooking structure diagram of the first plug-in unit shown in Fig. 1；
Fig. 3 is the A-A the schematic diagram of the section structure of Fig. 2；
Fig. 4 is the present invention looks up structural representation of the first plug-in unit shown in Fig. 1；
Fig. 5 is the left and right view structure schematic diagram of the first plug-in unit shown in Fig. 1；
Another schematic view of the front view of the first plug-in unit, the second plug-in unit that Fig. 6 provides for the utility model embodiment 1；
Fig. 7 is the overlooking structure diagram of the first plug-in unit shown in Fig. 6；
Fig. 8 is the B-B the schematic diagram of the section structure of Fig. 7；
Fig. 9 is the present invention looks up structural representation of the first plug-in unit shown in Fig. 6；
Figure 10 is the left and right view structure schematic diagram of the first plug-in unit shown in Fig. 6；
Figure 11 is that the method flow that a kind of power supply that the utility model embodiment 2 provides is connect with external circuit or equipment shows
It is intended to；
Figure 12 is the application principle schematic diagram for the anti-firing circuit of a power connection that embodiment 3 provides；
Figure 13 is the application principle schematic diagram for the anti-firing circuit of another power connection that embodiment 3 provides；
Figure 14 is the application principle schematic diagram for the anti-firing circuit of another power connection that embodiment 3 provides；
Figure 15 is the application principle schematic diagram for the anti-firing circuit of another power connection that embodiment 3 provides；
Figure 16 is the application principle schematic diagram for the anti-firing circuit of a power connection that embodiment 4 provides；
Figure 17 is the application principle schematic diagram for the anti-firing circuit of another power connection that embodiment 4 provides；
Figure 18 is the application principle schematic diagram for the anti-firing circuit of another power connection that embodiment 4 provides；
Figure 19 is the application principle schematic diagram for the anti-firing circuit of another power connection that embodiment 4 provides.
Specific embodiment
The utility model is described in detail below in conjunction with attached drawing and specific embodiment, in the signal of this utility model
Property embodiment and explanation be used to explain the utility model, but be not intended to limit the scope of the present invention.
Embodiment 1
A kind of power connector is present embodiments provided, the first plug-in unit 1, the second plug-in unit 2 are specifically included that, wherein first
One of plug-in unit 1, second plug-in unit 2 are male plug, and another is female plug.It with the first plug-in unit 1 is mother shown in the present embodiment Fig. 1-1
Insert, the second plug-in unit 2 be male plug be illustrate pair this example demonstrates that, but be actually not limited to this.
First plug-in unit 1, including first electrode conductor plug 11, second electrode plug-in unit 12, anti-sparking connection conductor plug 13,
Wherein the first electrode conductor plug 11 of the first plug-in unit 1, second electrode plug-in unit 12 respectively with the first electrode of external power supply, second
Electrode electrical connection, anti-sparking connection conductor plug 13 are electrically connected with the anti-firing circuit at the second electrode end for being coupled in power supply；
Second plug-in unit 2, including first electrode conductor plug 21, second electrode plug-in unit 22, anti-sparking connection conductor plug 13,
Wherein the first electrode conductor plug 21 of the second plug-in unit 2, second electrode plug-in unit 22 respectively with the first electrode of external electricity consumption device,
Second electrode electrical connection, anti-sparking connection conductor plug 23 are electrically connected with the second electrode plug-in unit 22 of the second plug-in unit 2, jointly and outside
The second electrode of portion's electricity consumption device is electrically connected.Wherein the outside electricity consumption device can may be electronics electric terminal for charger
Deng.
First plug-in unit 1, the first electrode conductor plug 11 of the second plug-in unit 2,21, second electrode plug-in unit 12,22, anti-sparking company
Conductor plug is connect mutually to be directed to, can be with respect to grafting, when two plug-in units are with respect to grafting, the first electricity of the first plug-in unit 1, the second plug-in unit 2
Pole conductor plug 11,21, anti-sparking connection conductor plug 13,23 be mutually inserted and time for being conductively connected earlier than the first plug-in unit 1,
The second electrode plug-in unit 12,22 of second plug-in unit 2 plugs and time for being conductively connected.
Therefore using the power connector of the present embodiment, when plug-in unit patches relatively, first electrode conductor plug
11,21, anti-sparking connection conductor plug 13,23 be mutually inserted and be conductively connected earlier than the first plug-in unit 1, the second plug-in unit 2 second
Electrode package 12,22 is plugged and is conductively connected, and is connected when the electric current for the power supply being electrically connected with the first plug-in unit 1 passes through anti-sparking first
Anti- firing circuit that connect the connection of conductor plug 13, the second electrode that is coupled in power supply and between the positive and negative anodes of the second plug-in unit 2
Load capacitance charging, provide current loop, to reduce the voltage difference for two plug-in units that Contact is connected to each other, thus prevent or
Person reduces " sparking " phenomenon.
As the present embodiment signal rather than limit, one of the first plug-in unit 1, second plug-in unit 2 or two can be made
The first electrode conductor plug 11 of person, 21, the tip lengths of anti-sparking connection 13,23 liang of plug-in units of conductor plug are longer than same plug-in unit
On second electrode conductor plug 12,22 tip length, make when the first plug-in unit 1,2 phase of the second plug-in unit patch the first plug-in unit 1,
The first electrode conductor plug 11 of second plug-in unit 2,21, anti-sparking connection conductor plug 13,23 are mutually inserted and are conductively connected
Time plugs earlier than the second electrode plug-in unit 12,22 of the first plug-in unit 1, the second plug-in unit 2 and time for being conductively connected.
As the present embodiment signal rather than limit, the first plug-in unit 1 that can make the present embodiment, the second plug-in unit 2 are wherein
One of or both first electrode conductor plug 11,21, the tip length of anti-sparking connection conductor plug 13,23 it is identical, make
Its end is equal.
As the present embodiment signal rather than limit, be also respectively provided in the first plug-in unit 1, the second plug-in unit 2: data connect
Mouth conductor plug 14,24, the data-interface conductor plug 14,24 are the data-interface for connecting the data circuit of equipment, and data connect
The end of mouthful conductor plug 14,24 is shorter than second electrode conductor plug 12,22, is shortest conductor plug in plug-in unit, make its
After the positive and negative anodes of plug receptacle are all connected with, final data Interface conductor plug-in unit 14,24 connect plug-in conducting.
As the present embodiment signal rather than limit, referring to shown in Fig. 1-10, on the first plug-in unit 1, the second plug-in unit 2,
First electrode conductor plug 11 on first plug-in unit 1, the second plug-in unit 2,21, second electrode plug-in unit 12,22, anti-sparking connection conductor
Plug-in unit 13,23, data-interface conductor plug 14,24 place sides are provided with protective shell, and each conductor plug is made to be located at protective shell
Interior and each conductor plug is without departing from the opening of protective shell 3,4, and when the first plug-in unit 1,2 phase of the second plug-in unit patch, specifically two are inserted
The opening of the protective shell 3,4 of part is opposite to be patched.The conductor plug for being conducive to protective plug-in unit using the structure is avoided impaired and increased
Patch internal resistance or lead to poor contact etc..
As the present embodiment signal rather than limit, referring to shown in Fig. 1-10, on the first plug-in unit 1, the second plug-in unit 2, position
In the opposite end face of protective shell, be additionally provided with respectively with first electrode conductor plug 11,21, second electrode plug-in unit 12,22, it is anti-
The welding lead division 5,6 that sparking connection conductor plug 13,23, data-interface conductor plug 14,24 are electrically connected, respectively welds lead division
5,6 protrusions are in the end face of plug-in unit.Furthermore it is also possible to be separately provided for the recessed of accommodating scolding tin on each welding lead division 5,6
Slot is placed in the scolding tin melted in welding process in groove, is more advantageous to and facilitates welding, improves the stability of welding, mentions
High conduction performance.Preferably, cambered surface can be set by the bottom surface of groove, further facilitates the accommodating of scolding tin.
As the signal of the present embodiment, the first electrode conductor plug 11 of the present embodiment, 21, second electrode conductor plug
12,22, anti-sparking connection conductor plug 13,23 can be to be respectively as follows: the intubation that can mutually patch, and can also be with one end plug-in unit
Intubation, other end plug-in unit are or solid conductor.
As the signal of the present embodiment, it is respectively arranged with longitudinal grooved in each intubation, so that when patching, it is opposite to patch
Conductor plug patched for interference, improve and patch the stability of connection.
Embodiment 2
A kind of method connecting suitable for power supply with external circuit or equipment is present embodiments provided, wherein the power supply can be with
But it is not limited to rechargeable battery, such as lithium ion battery or battery etc..Wherein the lithium ion battery can be single battery
Or the Li-ion batteries piles being made of multiple single batteries.
Be provided on power supply it is for external external circuit or equipment, for input/output electric current first electrode end,
Second electrode end, wherein first electrode end, second electrode end are electrically connected with the first electrode of power supply, second electrode respectively, wherein
One of first electrode, second electrode are anode, and another is cathode.
The present embodiment is signal by lithium ion battery of the power supply body of power supply, is illustrated to the present embodiment application principle
Property description.
When external circuit or equipment are electrical equipment, the power supply is by first electrode end, second electrode end to electricity consumption
Equipment exports electric current；When external circuit or equipment are charger, plant-grid connection foreign current charges to power supply at this time.
In the present embodiment, for convenience, it will be electrically connected below with the first electrode end of the present embodiment power supply, the second electric connecting terminal
Circuit or equipment be denoted as load, the capacitor (generally equivalent capacity) between the positive and negative anodes of load is denoted as load capacitance.
Shown in Figure 11, the power supply connection method of the present embodiment specifically includes that
Step 01: make the first electrode end of power supply, anti-sparking connecting pin respectively with the first electrode end of load, second electrode
End electrical connection.
In the present embodiment, it has been also coupled to anti-sparking connecting pin in the second electrode of power supply, has made the electricity of power supply and load
When source connector mutually patches, make the anti-sparking connecting pin of the present embodiment prior to the second electrode end of power supply and the second electricity of external load
Extreme electrical connection, the first electrode end for making power supply, anti-sparking connecting pin are prior to the first electrode end of the power supply, second electrode
End, is electrically connected with the first electrode end of load, second electrode end.
Step 02: power supply is by the circuit that is coupled between the second electrode end of power supply and anti-sparking connecting pin to load end
Load capacitance charging.
When first electrode end, the anti-sparking connecting pin of power supply are electrically connected with the first electrode end of load, second electrode end,
The of circuit and power supply between the first electrode end of power supply, the second electrode for loading, being coupled in power supply and anti-sparking connecting pin
Two electrodes forming circuit, power supply by be coupled in power supply second electrode and it is anti-sparking connecting pin between circuit to load capacitance
Charging gradually decreases the moment pressure difference for loading both ends, reduces subsequent power supply and two when the second electrode end of load mutually patches
The voltage difference of electrode tip is beneficial to prevent or reduces connecting pin Contact due to excessive caused " sparking " phenomenon of pressure difference.
As the signal of the present embodiment and it is non-limiting, the present embodiment has also carried out design below:
After first electrode end, the anti-sparking connecting pin of power supply are electrically connected with the first electrode end of load, second electrode end,
Also be delayed the first duration T1, then the circuit being coupled between anti-sparking connecting pin and the second electrode of power supply is connected, so that power supply
It is charged by the circuit being coupled between anti-sparking connecting pin and the second electrode of power supply to load capacitance, wherein set electricity
The time that the first electrode end in source, anti-sparking connecting pin are electrically connected with the first electrode end of load, second electrode end is than power supply
The when a length of T0 that the time that first electrode end, second electrode end are electrically connected with the first electrode end of load, second electrode end is done sth. in advance,
First duration T1 < T0 of the first delay circuit.
Using the technical solution of the first duration of delay T1 of the present embodiment, it is advantageously ensured that again to negative after connector stable connection
Capacitor charging is carried, the circuit unsteady current input load capacitor of junction contacts moment is avoided.
Step 03: when first electrode end, the second electrode end of the first electrode end of power supply, second electrode end and load are distinguished
When electrical connection, power supply and load form circuit loop, realize power supply supplying power for outside or introduce foreign current to power source charges.
In the present embodiment when the first electrode end of power supply, second electrode end and the first electrode end of load, second electrode
End is when being electrically connected, and anti-sparking connecting pin and the second electrode of power supply, second electrode end, the second electrode end of load are jointly short
Road connection, the circuit being coupled between the second electrode end of power supply and anti-sparking connecting pin at this time are bypassed.
It is mutually electric at power supply, the first electrode end of load, second electrode end therefore using the present embodiment technical solution
Before connection, make the second electricity of second electrode end of the anti-sparking connecting pin for the second electrode for being coupled in power supply prior to power supply and load
Extreme electrical connection makes power supply first to the load capacitance charging certain time of load, with power supply and the load being electrically connected after reduction
Voltage difference between second electrode end prevents or reduces " sparking " phenomenon；
In addition, using the present embodiment technical solution, in the first electricity of the first electrode end of power supply, second electrode end and load
Extremely, when second electrode end is electrically connected, the second electrode terminal shortcircuit of anti-sparking connecting pin and power supply is connected, and is coupled in the of power supply
Circuit between two electrode tips and anti-sparking connecting pin is bypassed, i.e., when power supply works normally, is coupled in the second of power supply
Electric current is not present in circuit between electrode tip and anti-sparking connecting pin, and circuit is in zero-power state, advantageously reduces power supply function
Consumption.
In addition, the utility model people has found when carrying out the utility model research, user is in the electricity for carrying out power supply and load
When source connector mutually patches, can due to user operation error or power connection the problem of, in fact it could happen that the first electrode of power supply
End, anti-sparking connecting pin be electrically connected with the first electrode end of load, second electrode end after after some time power supply first electrode
The possibility that end, second electrode end are not connect with the first electrode end of load, second electrode termination plug-in also, in order in above-mentioned possibility
When situation occurs, improve the safety of power supply and reduce its energy consumption: the utility model people additionally provides optimization technique below
Scheme:
As the present embodiment signal rather than limit, after step 202 before step 203, if power supply passes through coupling
Circuit between the second electrode end and anti-sparking connecting pin of power supply is reached to the charging duration that the load capacitance of load end charges
After arriving or being more than scheduled second duration T2, make the mutually short circuit of the second electrode of anti-sparking connecting pin and power supply, to make to couple
Circuit between anti-sparking connecting pin and the second electrode of power supply is bypassed, and makes to be coupled in the of anti-sparking connecting pin and power supply
Circuit between two electrodes is in zero power consumption state, and the energy consumption of power supply can be effectively reduced.Wherein the second duration T2 is by designer's root
The slotting time is set according to jointing of the user to power supply.
Embodiment 3:
It is shown in Figure 12, a kind of anti-firing circuit of power connection is present embodiments provided, which is coupled in
The second electrode side of power supply.
Specifically, the anti-firing circuit of the power connection includes:
Anti- sparking connecting pin Pin203, is coupled in the second electrode of power supply, and the end of anti-sparking connecting pin Pin203
Sub- length is longer than the terminal length of the second electrode end Pin202 of power supply and long with the terminal of the first electrode end Pin201 of power supply
It spends similar or equal, makes when power supply and the power connection of load mutually patch, the of anti-sparking connecting pin Pin203, power supply
One electrode tip Pin201 is electrically connected second electrode end Pin202 of the time earlier than power supply with the second electrode end Pin302's of load
The time is electrically connected with the second electrode end Pin302 of load.
Voltage regulator circuit 204, input terminal access the voltage between anti-sparking connecting pin Pin203 and the second electrode of institute's power supply
As input voltage, output end and the driving circuit (being denoted as the first driving circuit 205) for driving first switch circuit 206
Input terminal electrical connection, outputting drive voltage；
First driving circuit 205, output end are electrically connected with the control terminal of first switch circuit 206, for driving first to open
The conducting and shutdown on powered-down road 206.
First switch circuit 206 is coupled between the second electrode of power supply and anti-sparking connecting pin Pin203, when power supply
First electrode end Pin301, the second electrode end Pin302 of first electrode end Pin201, anti-sparking connecting pin Pin203 and load
When being electrically connected, voltage regulator circuit 204 has a voltage input, voltage regulator circuit 204 to input voltage after DC-DC is converted, to
One drive circuit 205 export burning voltage, driving first switch circuit 206 be connected, power supply by first switch circuit 206 with to
Load capacitance C1 charging.
Second electrode end Pin202 and load when user continues to promote the power connection of power supply and load, until power supply
Second electrode end Pin302 electrical connection when, it is anti-sparking connecting pin Pin203 and power supply second electrode end Pin202, second electricity
Pole and load the Pin302 short circuit of second electrode end connection, be connected to power supply second electrode and anti-sparking connecting pin
First switch circuit 206 between Pin203 is bypassed by above-mentioned short circuit connection circuit, is input to voltage regulator circuit 204 at this time
Input voltage is equal to 0, and first switch circuit 206 disconnects, and the power consumption of circuit is 0.
Therefore using the present embodiment technical solution, using the present embodiment technical solution have it is below the utility model has the advantages that
1, using the present embodiment technical solution, it is connected at the first electrode end Pin201 of power supply, second electrode end with load
Before connecing, make the anti-sparking connecting pin Pin203 for the second electrode side for being coupled in power supply prior to power supply second electrode end Pin202 with
The second electrode end Pin302 of load is first electrically connected, and power supply first charges to load capacitance C1, is allowed to the second electricity of rear power supply, load
Close to when connecting, the voltage difference of two opposed ends is very low perhaps almost equal to be prevented or reduces power supply and connect extreme Pin302 phase
" sparking " phenomenon of head opposite grafting moment；
2, in the first electrode end Pin201 of power supply, second electrode end and the first electrode end of load Pin301, the second electricity
When extreme Pin302 is electrically connected, the anti-sparking being coupled between the second electrode of power supply and anti-sparking connecting pin Pin203 is electric
Road is bypassed, and anti-firing circuit is in zero-power state, has no effect to the work of power supply, is advantageously reduced power consumption, is also kept away
Infection when power-free works normally to power supply charge-discharge control circuit.
As the present embodiment signal rather than limit, shown in Figure 13, the first switch circuit 206 of the present embodiment wraps
Include: the first power switch tube Q1 can be, but not limited to manage using N-channel MO in the present embodiment, at this time anti-sparking connecting pin
Pin203 is coupled in cathode (i.e. the second electrode of power supply) side of power supply, input, the grid " G " of the first power switch tube Q1 and the
The output end of one drive circuit 205 is electrically connected, and source electrode " " is electrically connected with the cathode of power supply, drain electrode " D " and anti-sparking connecting pin
Pin203 electrical connection, when the voltage for being input to the first power switch tube grid " G " is scheduled positive voltage, the first power switch
Pipe Q1 conducting.
In the present embodiment to be signal in the negative side of power supply coupling N-type MO pipe, but it is not limited to this, similarly can be
The side of the positive electrode coupling of power supply realizes alternative as first switch circuit 206 using p-type MO pipe.
As the present embodiment signal rather than limit, the present embodiment can also be in first switch circuit 206 and anti-sparking
It connects between the Pin203 of connecting pin a current-limiting resistance, to carry out the adjustment of size of current to the charging current to load capacitance C1,
It is shown in Figure 13, a current-limiting resistance of connecting between the drain electrode " D " and anti-sparking connecting pin Pin203 of the first power switch tube
R1.As the signal of the present embodiment, the current-limiting resistance R1 of the present embodiment is realized using small valued resistor, to reduce charging energy consumption,
The charge efficiency to load capacitance C1 is improved, be in a very short period of time full of load capacitance C1 or be full of as far as possible.
It is shown in Figure 14, as the signal of the present embodiment, can also be driven in the output end of voltage regulator circuit 204 and first
The first delay circuit 401, the direct current that the first delay circuit 401 exports voltage regulator circuit 204 are connected between the input terminal of circuit 205
Output is to first switch circuit 206 after the delay of the first duration T1 of voltage signal progress, to realize in anti-sparking connecting pin
Pin203, power supply second electrode end Pin202 be electrically connected with the first electrode end Pin301 of load, second electrode end Pin302
Afterwards, first switch circuit 206 is just connected after the first duration T1 of delay, charges, is avoided in electrode end in contact wink to load capacitance C1
Between shake caused by shakiness determining voltage signal be input to first switch circuit 206, influence first switch circuit 206 use the longevity
Life, is conducive to improve the safety and stability of anti-firing circuit using the present embodiment technical solution.
Wherein, as the signal of the present embodiment, if the first electrode end Pin201 of power supply, anti-sparking connecting pin Pin203 with
First electrode end Pin301, second electrode end Pin302 the electrical connection time of load are relative to power supply, the first electrode with load
Hold the when a length of duration T0 that Pin301, second electrode end Pin302 the electrical connection time are early, the first duration of the first delay circuit 401
T1<T0。
It is shown in Figure 15, a diode D1, the diode are also in series on the first switch circuit 206 of the present embodiment
The second electrode of D1 is electrically connected with the second electrode end Pin202 of power supply, and first electrode is electrically connected with first switch circuit 206, if
The generation that diode D1 is conducive to avoid reverse current is set, diode D1 can be, but not limited to select Schottky diode.
Embodiment 4:
Referring to Figure 16,3 differences of the anti-firing circuit of power connection provided in this embodiment and embodiment are essentially consisted in:
The anti-firing circuit of the present embodiment still further comprises second switch circuit 601, for driving second switch circuit
601 the second driving circuit 602.
Second switch circuit 601 is connected electrically between anti-sparking connecting pin Pin203 and the second electrode of power supply, works as power supply
When the charging duration to charge to load capacitance C1 reaches scheduled second duration T2, the second driving circuit 602 drives second switch
Circuit 601 is connected, after the conducting of second switch circuit 601, the second electrode end of anti-sparking connecting pin Pin203 and power supply
The second electrode end Pin302 short circuit connection of Pin202, second electrode and load are connected to the second electrode of power supply and prevent beating
First switch circuit 206 between fiery connecting pin Pin203 is bypassed by above-mentioned short circuit connection circuit, is input to pressure stabilizing at this time
The input voltage of circuit 204 is equal to 0, and first switch circuit 206 disconnects, and the power consumption of circuit is 0.
The present embodiment circuit other than the beneficial effect with embodiment 3, further have it is below the utility model has the advantages that
User carry out when patching of power connector, may due to user's operation make mistakes or power connection failure itself,
It is likely to occur the first electrode end Pin201 of power supply, the first electrode end Pin301 of anti-sparking connecting pin Pin203 and load, the
Two electrode tip Pin302 electrical connection after some time interior power second electrode end Pin202 also not with the second electrode end of load
The situation of Pin302 electrical connection is stopped at this point, anti-firing circuit actively can be bypassed to circuit using the present embodiment technical solution
Circuit work, advantageously reduces power supply energy consumption.
Shown in Figure 17, as a signal of the present embodiment, the second switch circuit 701 of the present embodiment can use one
Power switch tube (being denoted as the second power switch tube Q2) is realized.The second power switch tube Q2 using N-channel MO pipe realize, second
The grid " G " of power switch tube Q2 is electrically connected with the output end of the second driving circuit 602, and source electrode " " and the cathode of power supply are electrically connected
It connects, drain electrode " D " is electrically connected with anti-sparking connecting pin Pin203.When the voltage for the grid " G " for being input to the second power switch tube Q2
For predetermined voltage positive voltage when, the second power switch tube Q2 conducting.
Shown in Figure 18, as another signal of the present embodiment, the second switch circuit 801 of the present embodiment can be used
The circuit for at least two power switch tubes composition being connected in series realizes that the control terminal of each second power switch tube drives with second jointly
The output end of circuit 602 is electrically connected.Meaning shown in Figure 18 can similarly with Figure 17 be realized, each MO is managed using N-channel MO pipe
Grid " G " be electrically connected jointly with the output end of the second driving circuit 602, source electrode " " is electrically connected with the cathode of power supply jointly, leakage
Pole " D " is electrically connected with anti-sparking connecting pin Pin203 jointly.
Shown in Figure 19, as another signal of the present embodiment, the second switch circuit 901 of the present embodiment can be used
The circuit for at least two second power switch tubes composition being in parallel realizes that the control terminal of each second power switch tube is jointly with second
The output end of driving circuit 602 is electrically connected.
Embodiments described above does not constitute the restriction to the technical solution protection scope.It is any in above-mentioned implementation
Made modifications, equivalent substitutions and improvements etc., should be included in the protection model of the technical solution within the spirit and principle of mode
Within enclosing.
Claims (10)
1. a kind of power connector, characterized in that include:
First plug-in unit, including first electrode conductor plug, second electrode plug-in unit, anti-sparking connection conductor plug, wherein first inserts
First electrode conductor plug, the second electrode plug-in unit of part are electrically connected with the first electrode of external power supply, second electrode respectively, described
Anti- sparking connection conductor plug is electrically connected with the anti-firing circuit at the second electrode end for being coupled in the power supply；
Second plug-in unit, including first electrode conductor plug, second electrode plug-in unit, anti-sparking connection conductor plug, wherein second inserts
First electrode conductor plug, the second electrode plug-in unit of part are electrically connected with first electrode, the second electrode of external electricity consumption device respectively,
The anti-sparking connection conductor plug is electrically connected with the second electrode for being coupled in the external electricity consumption device；
One of first plug-in unit, second plug-in unit are male plug, and another is female plug,
First plug-in unit, the first electrode conductor plug of the second plug-in unit, second electrode plug-in unit, anti-sparking connect conductor plug phase
Mutually be directed to, can with respect to grafting,
When opposite grafting, first plug-in unit, the first electrode conductor plug of the second plug-in unit, anti-sparking connect conductor plug phase
Mutual grafting and the time being conductively connected plugs earlier than the second electrode plug-in unit of first plug-in unit, the second plug-in unit and is conductively connected
Time.
2. power connector according to claim 1, characterized in that
The first electrode conductor plug of first plug-in unit and/or the second plug-in unit, anti-sparking connection conductor plug tip length are long
In first plug-in unit and/or the second electrode conductor plug of the second plug-in unit.
3. power connector according to claim 1, characterized in that
The end of the first electrode conductor plug of first plug-in unit and/or the second plug-in unit and the anti-sparking connection conductor plug
Length is identical.
4. power connector according to claim 1, characterized in that
Data-interface conductor plug, first plug-in unit and second are also respectively provided in first plug-in unit, the second plug-in unit
On plug-in unit, the tip length of the data-interface conductor plug is most short.
5. power connector according to claim 1, characterized in that
The cavity of an opening is respectively arranged on first plug-in unit, the second plug-in unit,
The first electrode conductor plug, second electrode plug-in unit, anti-sparking connection on each first plug-in unit, the second plug-in unit are led
Body plug-in unit, data-interface conductor plug are respectively set in the cavity, without departing from the opening of the cavity.
6. power connector according to claim 5, characterized in that
On first plug-in unit, the second plug-in unit, the end face opposite with the opening of the cavity is additionally provided with respectively with described
One electrode conductor plug-in unit, second electrode conductor plug, anti-sparking connect conductor plug, the data-interface conductor plug, second
The welding lead division of data-interface conductor plug electrical connection, each welding lead division protrusion are inserted in first plug-in unit, second
The end face of part.
7. power connector according to claim 6, characterized in that
It is respectively set on each welding lead division fluted.
8. power connector according to claim 7, characterized in that
The bottom surface of each groove is cambered surface.
9. power connector according to claim 1, characterized in that
The first electrode conductor plug, second electrode conductor plug, anti-sparking connection conductor plug are respectively as follows: intubation or real
Heart conductor.
10. power connector according to claim 9, characterized in that
Longitudinal grooved is respectively arranged in each intubation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821342740.3U CN208674532U (en) | 2018-08-20 | 2018-08-20 | Power connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821342740.3U CN208674532U (en) | 2018-08-20 | 2018-08-20 | Power connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208674532U true CN208674532U (en) | 2019-03-29 |
Family
ID=65836716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821342740.3U Active CN208674532U (en) | 2018-08-20 | 2018-08-20 | Power connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208674532U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110336164A (en) * | 2019-07-19 | 2019-10-15 | 重庆巩诚投资有限公司 | Applied to the modular connector on control device |
| CN111711247A (en) * | 2020-07-08 | 2020-09-25 | 广州安商智能科技有限公司 | Charging pile and control system suitable for robot high-current quick charging |
-
2018
- 2018-08-20 CN CN201821342740.3U patent/CN208674532U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110336164A (en) * | 2019-07-19 | 2019-10-15 | 重庆巩诚投资有限公司 | Applied to the modular connector on control device |
| CN111711247A (en) * | 2020-07-08 | 2020-09-25 | 广州安商智能科技有限公司 | Charging pile and control system suitable for robot high-current quick charging |
| CN111711247B (en) * | 2020-07-08 | 2022-03-29 | 广州安商智能科技有限公司 | Charging pile and control system suitable for robot high-current quick charging |
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