CN104103970B - A kind of break-make road control method of electric connector and circuit - Google Patents
A kind of break-make road control method of electric connector and circuit Download PDFInfo
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- CN104103970B CN104103970B CN201310116314.3A CN201310116314A CN104103970B CN 104103970 B CN104103970 B CN 104103970B CN 201310116314 A CN201310116314 A CN 201310116314A CN 104103970 B CN104103970 B CN 104103970B
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Abstract
The invention is intended to provide the break-make road control method of a kind of electric connector and circuit, its operation that can be connected and disconnected from automatic sensing electric connector, and control electrically connected during electric connector is connected and disconnected from and disconnect to avoid the formation of electric arc.According to the electric connector of the present invention, its technical scheme is：A kind of electric connector, including insert and receiving element, wherein：The electric connector also includes sensing device and switch, switch is connected in series with electric connector, the sensing device is used to detect insert and receiving element starts the first state that disengaging and the electrical connection between insert and receiving element are also not turned off, when sensing device detects insert and receiving element is located at first state, sensing device sends cut-off signal to switch, switches off.According to electric connector provided by the invention, realize and AC electric connectors are used in DC circuits, and ensure that in DC circuits, when disconnecting insert from receiving element, when electrical connection is cut off, electric arc will not be produced, it is therefore prevented that the generation of security incident.
Description
Technical field
The present invention relates to the break-make road control method of a kind of electric connector and circuit, particularly insert and receiving element
And the break-make road control method of the circuit of insert and receiving element.
Background technology
Most of server and router use alternating current（AC）Electric connector is as electricity port, electric connector bag
Include insert and receiving element.During the installation and maintenance of electric connector, insert inserts receiving element and disconnected from receiving element
It is recurrent.Because AC electric currents are by zero cross point, in most cases, insert insertion and disconnection will not produce danger
Evil（The rated current of most of insert is less than 15A）.But when server or router direct current（DC）Electric current
During power supply, especially when DC electric current has big load, insert inserts receiving element and disconnects and may produce from receiving element
Serious electric arc, this can trigger safety problem.
Existing solution is to alert user before the extraction of electric power insert using warning label, is first closed negative
Carry, or use a kind of new electric connector that can completely cut off electric arc for DC electric current.
During using electric connector, if user ignores warning label, warning label does not have warning
Therefore effect can not avoid electric arc.
In addition, the electric connector for DC electric current do not have it is commonly used, and insert from receiving element disconnect during, still
Electric arc be present, this can reduce the service life of electric connector, and the access times of usual this electric connector are no more than 500 times.
D/C power substitution AC power supplies become increasingly popular in the case of, usually using DC240V substitution AC220V or
AC110V, especially in IT computer rooms, such case is more prevalent.Therefore, also increase and use AC electric connectors under dc conditions
Demand because user and manufacturer generally will not change electric connector because of the type of supply electric current, but adhere to using same
The electric connector of sample.
The content of the invention
In view of above-mentioned deficiency of the prior art, in order that obtaining under dc conditions, is being disconnected using AC electric connectors
When ensure safety, and cause electric connector as general electric connector, the invention is intended to provide a kind of electric connector, its can from
The operation that dynamic sensing electric connector is connected and disconnected from, and control electrically connected during electric connector is connected and disconnected from and disconnect
To avoid the formation of electric arc.
According to the electric connector of the present invention, its technical scheme is：A kind of electric connector, including insert and receiving element, its
In：The electric connector also includes sensing device and switch, and switch is connected in series with electric connector, and the sensing device is used to examine
Survey insert and receiving element starts the first state that disengaging and the electrical connection between insert and receiving element are also not turned off, work as biography
When induction device detects that insert and receiving element are located at first state, sensing device sends cut-off signal to switch, switches off.
Preferably, the sensing device be additionally operable to detect insert and receiving element start contact and insert and receiving element
The second state of electrical connection is set up, when sensing device detects insert and receiving element is located at the second state, sensing dress
Put to switch and send closure signal, switch closure.
It is the improvement carried out on the basis of existing AC electric connectors, it still may be used according to the electric connector of the present invention
To be widely used in AC power supplies.When for D/C power, because which increasing sensing device and switch, it can be loaded in connection
Electric connector connect after closure switch, with connect load, connection load electric connector disconnections front opening switch, with
Disconnecting consumers, therefore, electric arc will not be produced when insert engages with receiving element and departs from from receiving element, also will not be with cause
The dangerous and damage to electric connector caused by electric arc.
Preferably, insert includes body and the electrical contact bar of the first distance is stretched out from body, and insert is provided with from this
Body is along the flange that second distance is stretched out with electrical contact bar identical direction, and the flange is set around electrical contact bar, receiving element
Set it is fluted, flange receive it is in the groove and insulated from each other, second distance is more than the first distance.
By set the first distance and second distance can sensing device detect first state and the second state with
Actuate switch and carry out corresponding action to connect or disconnect circuit.
Preferably, sensing device is the mechanical actuation device for the bottom for being arranged on groove, and the mechanical actuation device includes
Actuation member, actuation member actuate switch to cause switch to close or open.
Preferably, when inserting insert to receiving element, the flange end of insert touches actuation member, actuation member
The switch is actuated, switch closure, sets second distance to be more than the value of the first distance so that proper flange end is touched and actuated
During component, receiving element and insert have built up electrical connection.
Preferably, when insert departs from from receiving element, when the flange end of insert separates with actuation member, structure is actuated
Part actuates the switch, switches off, and setting second distance is more than the value of the first distance so that proper flange end is with actuating structure
When part separates, the electrical connection of receiving element and insert is also not turned off.
Preferably, the actuation member includes spring and ball or spring and wedge.
By using mechanical sensing device, realized by the kinetogenesis of ball or wedge and spring and switch
Before closure switch and electrical connection between electrical disconnect after electrical connection between electric connector is established, beat
Switch, so that proper insert engages with receiving element and will not produce electric arc when departing from from receiving element, also will not be with cause
The dangerous and damage to electric connector caused by electric arc.And mechanical sensing device is simple in construction, and manufacturing cost is low, can
By property height.
Preferably, sensing device is to be arranged on the photo-coupler on the inside of receiving element, and photo-coupler includes transmitter and reception
Device, receiver and transmitter communicate with one another closes the signal either opened to cause switch to close or beat to be sent to switch
Open.
Preferably, transmitter and receiver are located at both sides on the inside of receiving element respectively, when inserting insert to receiving element, when
When the flange end of insert is just blocked between transmitter and receiver, photo-coupler sends activation signal and actuates the switch
Closure, second distance is set to be more than the value of the first distance so that the flange end of proper insert has just been blocked in transmitter and reception
When between device, receiving element and insert have built up electrical connection.
Preferably, when insert departs from from receiving element, when the flange end of insert leaves groove bottom just so that sending out
When emitter and receiver visible each other, photo-coupler send activation signal actuate it is described switch off, set second distance to be more than
The value of first distance is so that the flange end of proper insert leaves groove bottom and just make it that transmitter and receiver are visible each other
When, the electrical connection of receiving element and insert is also not turned off.
Preferably, transmitter and receiver are located at the same side on the inside of receiving element, when inserting insert to receiving element, when
When the flange end of insert has just been blocked in front of the transmitter, receiver receives the optical signal reflected by insert, light
Coupler send activation signal actuate switch closure, set second distance be more than the first distance value so that proper insert it is convex
When acies portion has just been blocked in front of the transmitter, receiving element and insert have built up electrical connection.
Preferably, when insert departs from from receiving element, when the flange end of insert leaves groove bottom just so that connecing
Device is received when not receiving the optical signal that transmitter is launched by insert, photo-coupler, which sends activation signal and actuated, to be switched off,
Second distance is set to be more than the value of the first distance so that the flange end of proper insert leaves groove bottom, receiver rigid connection is received
During the optical signal reflected by insert less than transmitter, the electrical connection of receiving element and insert is also not turned off.
By using the sensing device of photo-coupler, the closure of switch is actuated by the transmitter and receiver of photo-coupler
And opening, realize between electrical electrical connection establish after closure switch and between electrical electrically connect
Before connecing disconnection, switch is opened, so that proper insert engages with receiving element and will not produce electric arc when departing from from receiving element,
Also will not band carry out as caused by electric arc the dangerous and damage to electric connector.And the sensing device structure letter of photo-coupler
It is single, high sensitivity, reliability height.
Sensing device can be not only arranged on receiving element, sensing device can also be arranged on insert, its skill
Art scheme is as follows.
Preferably, one of insert and receiving element be provided with when insert and receiving element engagement towards insert and
Another flange stretched out in receiving element, another settings in insert and receiving element is fluted, and flange reception is in groove
In and it is insulated from each other, flange actuates sensing device, when to receiving element insert insert when, engaged since insert and receiving element
Start to actuate sensing device to flange, the fore-and-aft distance that insert is advanced is the 3rd distance, is opened from insert and the receiving element
Beginning is bonded to insert and receiving element begins setting up electrical connection, and the fore-and-aft distance of insert traveling is the 4th distance, the 3rd away from
With a distance from more than the 4th.
Thereby it is ensured that when inserting insert to receiving element, when flange actuates sensing device, insert and receiving element it
Between have built up electrical connection.
Preferably, when insert departs from from receiving element, since being initially separated to flange the insert and receiving element
Sensing device is actuated, the fore-and-aft distance that insert is advanced is the 5th distance, is initially separated from insert and receiving element to insert
Disconnect and being electrically connected with receiving element, the fore-and-aft distance that insert is advanced is the 6th distance, and the 6th distance is more than the 5th distance.
Thereby it is ensured that when insert and receiving element disconnect, when flange actuates sensing device, insert and receiving element it
Between electrical connection be also not turned off.
Preferably, when insert and receiving element engage, sensing device actuates the switch closure, when insert and reception
When part disconnects, sensing device, which actuates, to be switched off.
Preferably, sensing device is mechanical actuation device or photo-coupler.
According to the electric connector of the present invention, it can be realized after circuit where electric connector is connected, and closed and be electrically connected
The switch of device series connection is connect, where electric connector disconnection before circuit, disconnects the switch connected with electric connector, disconnecting circuit,
Reduce or eliminated electric connector and switch on and off caused electric arc.Present invention also offers a kind of control of the break-make road of circuit
Method processed, the operation that automatic sensing electric connector is connected and disconnected from can be realized using this method, and in electric connector connection and
Control electrically connected in disconnection process and disconnect to avoid the formation of electric arc.
According to the break-make road control method of the circuit of the present invention, its technical scheme is：A kind of break-make road controlling party of circuit
Method, the break-make road control method of the circuit are used for the electric connector for including insert and receiving element, wherein, when electric connector is in electricity
Under gas connecting path state, detect insert using sensing device and receiving element starts disengaging and the electricity between insert and receiving element
The first state that gas connection is also not turned off, when sensing device detects insert and receiving element is located at first state, sensing
Device sends cut-off signal to the switch connected with electric connector, switches off.
According to the break-make road control method of the circuit of the present invention, first state, Xiang Yu electricity are detected by using sensing device
The switch of connector series connection sends cut-off signal, disconnects switch, before the electrical connection realized between electrical disconnects,
Switch off, to cause the electrical connection of whole circuit already off.Therefore, will not be produced when insert departs from from receiving element
Electric arc, also will not band carry out as caused by electric arc the dangerous and damage to electric connector.
Preferably, when electric connector is in the case where being electrically connected off state, sensing device detection insert and receiving element are used
Start contact and insert and receiving element have built up the second state of electrical connection, when sensing device detects insert and connects
When addressee is located at the second state, sensing device sends closure signal, switch closure to the switch connected with electric connector.
According to the break-make road control method of the circuit of the present invention, the second state, Xiang Yu electricity are detected by using sensing device
The switch of connector series connection sends closure signal, closure switch, after the electrical connection realized between electrical is connected,
Switch closure, therefore, electric arc will not be produced when insert and receiving element, which are established, to be electrically connected, also will not band caused by electric arc
Danger and the damage to electric connector.
Electric connector in this method is above-mentioned electric connector.
According to the break-make road control method of electric connector provided by the invention and circuit, realize and AC is used in DC circuits
Electric connector, and ensure that in DC circuits, when disconnecting insert from receiving element, when electrical connection is cut off, electricity will not be produced
Arc, it is therefore prevented that the generation of security incident, improve the service life of AC electric connectors, and the improvement can be electrically connected in traditional AC
Connect and realized on device, can be commonly used in electric connector field.
Brief description of the drawings
The other advantages and features of the present invention with the purpose of non-limiting example by from ensuing only being provided and represent
The explanation of the particular embodiment of the present invention in the accompanying drawings becomes more apparent from, in the accompanying drawings：
Fig. 1 is the circuit structure diagram according to the electric connector of the present invention；
Fig. 2 is the cross-sectional view according to the one of which embodiment of the electric connector of the present invention；
Fig. 3 is the cross-sectional view according to the electric connector of Fig. 2 embodiment in closed state；
Fig. 4 is the cross-sectional view according to another embodiment of the electric connector of the present invention；
Fig. 5 is horizontal schematic diagram on the inside of insert and receiving element according to the electric connector of Fig. 4 embodiment；
Fig. 6 is the cross-sectional view according to another embodiment of the electric connector of the present invention；
Fig. 7 is horizontal schematic diagram on the inside of insert and receiving element according to the electric connector of Fig. 6 embodiment.
Description of reference numerals
1 insert
2 receiving elements
3 sensing devices
4 switches
The binding post of 5 receiving elements
6 electrical contact bars
7 flanges
8 grooves
9 mechanical actuation devices
10 transmitters
11 receivers
12 bodies
13 flange ends
Embodiment
The electric connector of the present invention is explained below with reference to Fig. 1 to Fig. 7.
Fig. 1 shows the circuit structure diagram of the electric connector according to the present invention.
Electric connector, including insert 1 and receiving element 2, sensing device 3 and switch 4, switch 4 are connected company with electric connector
Connect, actuating switch 4 according to testing result by sensing device 3 opens or close.The sensing device 3 is used to detect insert 1
And receiving element 2 starts the first state that disengaging and the electrical connection between insert 1 and receiving element 2 are also not turned off, and insertion
Part 1 and receiving element 2 start contact and insert 1 and receiving element 2 have built up the second state of electrical connection.When sensing device 3
When detecting that insert 1 and receiving element 2 are located at first state, sensing device 3 sends cut-off signal to switch 4, and switch 4 disconnects；
When sensing device 3 detects insert 1 and receiving element 2 is located at the second state, sensing device 3 sends closure signal to switch 4,
Switch closure.
It is pointed out that switch is sensu lato switch referred in this, including mechanical switch and electronic switch.At this
The electrical connection of signified insert and receiving element refers to that the electric contact piece of such as insert and receiving element is contacted in text, such as
Fruit can carry out the connection of electric current conduction in the case where the circuit where electric connector is connected.
According to the electric connector of the present invention, the improvement that can be carried out on the basis of existing AC electric connectors is existing
AC electric connectors, such as：The receiving element of electric connector is IEC60320C13, insert C14, and it still can widely be answered
For AC power supplies., can be in the electric connector of connection load because which increasing sensing device and switch when for D/C power
Closure switch after connection, to connect load, switched in the front opening of electric connector disconnections of connection load, with disconnecting consumers,
Therefore, electric arc will not be produced when insert departs from from receiving element, also will not band come dangerous as caused by electric arc and to being electrically connected
Connect the damage of device.
Fig. 2 and Fig. 4 respectively illustrates the cross-sectional view of two kinds of embodiments of the electric connector according to the present invention, this
The difference of two kinds of embodiments is that used sensing device is different, and remaining structure is identical.
Insert 1 includes body 12, electrical contact bar 6 and flange 7, and electrical contact bar 6 stretches out the first distance from body 12, convex
Edge 7 stretches out second distance along with the electrical contact identical direction of bar 6 from body 12, and flange 7 is set around electrical contact bar 6.Receive
Part 2 sets fluted 8, and flange 7 receives in groove 8 and insulated from each other, and second distance is more than the first distance, and specific design can join
According to existing AC electric connectors, IEC320C14.
Set the first distance and second distance can be so that sensing device detects first state and the second state to actuate
Switch is opened or closed to connect or disconnect circuit.
As shown in Fig. 2 sensing device is the mechanical actuation device 9 for the bottom outside for being arranged on groove, mechanical actuation device
Including actuation member, actuation member actuates switch to cause switch to close or open.Although sensing device is set in the embodiment
The bottom outside in groove is put, but sensing device can also be arranged on the bottom inside of groove, as long as it can realize identical
Function.
When inserting insert 1 to receiving element 2, the flange end 13 of insert 1 touches actuation member, and actuation member promotees
Move the switch（It is not shown in fig. 2）, switch closure, set second distance to be more than the value of the first distance so that proper flange end
When portion 13 touches actuation member, receiving element 1 and insert 2 have built up electrical connection.
In the whole embodiments of the present invention, second distance is more than the difference of the first distance, second distance and the first distance
Set as needed, to realize that flange end inspires sensing device hair when insert and receiving element depart from or inserted
Before the raw electrical connection between insert and receiving element disconnects or after electrical connection foundation.
When insert 1 departs from from receiving element 2, when the flange end 13 of insert 1 separates with actuation member, actuation member
The switch is actuated, is switched off, setting second distance is more than the value of the first distance so that proper flange end 13 is with actuating structure
When part separates, the electrical connection of receiving element and insert is also not turned off.
The actuation member includes spring and ball, and spring is connected between ball and switch, when flange end touches ball,
The motion compresses spring of ball, spring actuated switch closure." spring actuated switch " in this, can directly actuate switch in itself
Closed, for example, spring is pressed on the button of switch or produces electric signal, the electricity by the compression campaign of spring
Signal actuates switch closure.The spring actuated switch referred in the present invention can be well known in the art any can actuate out
The mode of pass.
Based on similar principle, the actuation member includes spring and wedge, when flange end touches wedge,
The motion compresses spring of wedge, spring actuated switch closure." spring actuated switch " in this, can directly actuate switch
Itself is closed, for example, spring is pressed on the button of switch or produces electric signal by the compression campaign of spring,
The electric signal actuates switch closure.It is when flange end touches ball and wedge using the reason for ball and wedge, sets
The volume less than half of ball is located at bottom portion of groove, then flange end to bottom portion of groove insert when, ball or wedge can be promoted
Move out, with compression spring, so as to spring actuated switch.
When extracting insert from receiving element, the principle is identical with to receiving element insertion insert, and process is on the contrary, because convex
Bottom portion of groove is left in acies portion, and by the spring-return compressed to undeformed state, the restoring force actuates switch, disconnected so as to switch
Open.
Fig. 3 shows the cross-section structure according to the electric connector of Fig. 2 embodiment in closed state.When electric connector exists
Under closure state, the wedge of mechanical actuation device 9 is withdrawn into outside groove due to being extruded by flange.It is appreciated that
It is that, when flange leaves bottom portion of groove, wedge is reentered in groove, as shown in Figure 2.
Actuation member in the present invention includes but is not limited to spring and ball or spring and wedge, such as can also use
Magnet arrangement, switch is actuated by the magnetic force of magnet.
By using mechanical sensing device, realized by the kinetogenesis of ball or wedge and spring to switch in electricity
Before closure switch and electrical connection between electrical disconnect after electrical connection between connector is established, open
Switch so that proper insert will not produce electric arc when departing from from receiving element, also will not band come the danger as caused by electric arc and
Damage to electric connector.And mechanical sensing device is simple in construction, and manufacturing cost is low, reliability is high.
As shown in Figures 4 to 7, sensing device is to be arranged on the photo-coupler on the inside of receiving element, and photo-coupler includes transmitting
Device 10 and receiver 11, receiver 11 and transmitter 10 communicate with one another with to switch（It is not shown in Fig. 4）Send closure or
The signal of opening is closed or opened to switch.
Fig. 4, Fig. 5 and Fig. 6, Fig. 7 respectively illustrate transmitter 10 and receiver 11 is located at not homonymy, and connecing on the inside of receiving element
The schematic diagram of the same side on the inside of addressee.
As shown in Figure 4, Figure 5, transmitter 10 and receiver 11 are located at the opposite side on the inside of receiving element, are inserted when to receiving element 2
When entering insert 1, when the flange end 13 of insert 1 is just blocked between transmitter 10 and receiver 11, photo-coupler hair
Go out activation signal and actuate the switch closure, set second distance to be more than the value of the first distance so that the flange end of proper insert
When portion 13 is just blocked between transmitter 10 and receiver 11, receiving element 1 and insert 2 have built up electrical connection.
When insert 1 departs from from receiving element 2, when the flange end 13 of insert 1 leaves groove bottom just so that launching
When device 10 and receiver 11 visible each other, photo-coupler send activation signal actuate it is described switch off, set second distance big
Transmitter 10 and receiver 11 are just caused so that the flange end 13 of proper insert leaves groove bottom in the value of the first distance
When visible each other, the electrical connection of receiving element 2 and insert 1 is also not turned off.
The transmitter 10 and receiver 11 that are shown in Fig. 4 and Fig. 5 are arranged on the opposite sides on the inside of receiving element.It can also incite somebody to action
Transmitter 10 and receiver 11 are arranged on the adjacent both sides on the inside of receiving element, as long as realizing identical function.
As shown in Figure 6, Figure 7, transmitter 10 and receiver 11 be positioned at the same side of the inner side of receiving element 2, when to reception
When part 2 inserts insert 1, when the flange end 13 of insert 1 is just blocked in 10 front of transmitter, receiver 11, which receives, to be passed through
Insert 1 reflect optical signal, photo-coupler send activation signal actuate switch 4 closure, set second distance be more than first away from
From value so that the flange end 13 of proper insert 1 has just been blocked at 10 front of transmitter, receiving element 2 and insert 1 are
Establish electrical connection.
When insert 1 departs from from receiving element 2, when the flange end 13 of insert 1 leaves groove bottom just so that receiving
When device 11 does not receive the optical signal that transmitter 10 is launched by insert 1, the photo-coupler sends activation signal and actuated out
Close 4 to disconnect, set second distance to be more than the value of the first distance so that the flange end 13 of proper insert 1 leaves groove bottom,
When the rigid connection of receiver 11 can not receive the optical signal that transmitter 10 is reflected by insert 1, receiving element 2 and the electric of insert 1 connect
Connect and be also not turned off.
It can well known in the art any can actuate switch that the photo-coupler referred in the present invention, which actuates switch,
Mode, such as photo-coupler send electric signal, and electric signal actuates switch.
By using the sensing device of photo-coupler, the closure of switch is actuated by the transmitter and receiver of photo-coupler
And opening, realize between electrical electrical connection establish before closure switch and between electrical electrically connect
Before connecing disconnection, open switch so that proper insert will not produce electric arc when departing from from receiving element, also will not band come by electric arc
The caused dangerous and damage to electric connector.And the sensing device of photo-coupler is simple in construction, high sensitivity, reliability
It is high.
Fig. 1 to Fig. 7 only shows that sensing device is arranged on the situation on receiving element, can not only be filled sensing in practical application
Put and be arranged on receiving element, sensing device can also be arranged on insert.
When being provided with one of insert and receiving element when insert and receiving element engagement towards insert and
Another flange stretched out in receiving element, another settings in insert and receiving element is fluted, and flange reception is in groove
In and it is insulated from each other, flange actuates sensing device, and when insert and receiving element engage, sensing device actuates the switch and closed
Close, when insert and receiving element disconnection, sensing device, which actuates, to be switched off.
When insert and receiving element engage, sensing dress is actuated being bonded to flange since insert and receiving element
Put, the fore-and-aft distance that insert is advanced is the 3rd distance, and insert and reception are bonded to since insert and the receiving element
Part begins setting up electrical connection, and the fore-and-aft distance that insert is advanced is the 4th distance, and the 3rd distance is more than the 4th distance.
When insert and receiving element disconnect, sensing dress is actuated since being initially separated to flange the insert receiving element
Put, the fore-and-aft distance that insert is advanced is the 5th distance, is initially separated to insert and receiving element and breaks from insert and receiving element
Electrical connection is opened, the fore-and-aft distance that insert is advanced is the 6th distance, and the 6th distance is more than the 5th distance.
Sensing device can be mechanical actuation device or photo-coupler, its principle and set-up mode and the above embodiments class
Seemingly, no longer it is described in detail herein.
Longitudinal direction in this refers to the direction of insert and receiving element engagement.
Thereby it is ensured that when insert and receiving element engage, when flange actuates sensing device, insert and receiving element it
Between have built up electrical connection；When insert and receiving element disconnect, when flange actuates sensing device, insert and receiving element it
Between electrical connection be also not turned off.
According to the electric connector of the present invention, it can realize that after electric connector connection closure is connected with electric connector
Switch, where electric connector disconnection before circuit, disconnect the switch connected with electric connector, disconnecting circuit, reduction or
Eliminate electric connector and switch on and off caused electric arc.
Present invention also offers a kind of break-make road control method of circuit that can be used for above-mentioned electric connector, the party is used
Method can realize the operation that automatic sensing electric connector is connected and disconnected from, and electricity is controlled during electric connector is connected and disconnected from
Power is connected and disconnected to avoid the formation of electric arc.
A kind of break-make road control method of circuit, the break-make road control method of the circuit are used to include insert and receiving element
Electric connector, wherein, when electric connector is under electrical connection paths state, use sensing device detection insert and receiving element
Start the first state departed from and the electrical connection between insert and receiving element is also not turned off, when sensing device detects insertion
When part and receiving element are located at first state, sensing device sends cut-off signal to the switch connected with electric connector, switches off；
When electric connector is in the case where being electrically connected off state, detects insert using sensing device and receiving element starts contact and insert
The second state of electrical connection is had built up with receiving element, when sensing device detects that insert and receiving element are located at the second state
When, sensing device sends closure signal, switch closure to the switch connected with electric connector.
According to the break-make road control method of the circuit, first state is detected by using sensing device, to electric connector
The switch of series connection sends cut-off signal, disconnects switch, and before the electrical connection realized between electrical disconnects, switch is disconnected
Open, to cause the electrical connection of whole circuit already off.By using sensing device detect the second state, to electric connector
The switch of series connection sends closure signal, and closure switch, after the electrical connection realized between electrical is connected, switch closes
Close, therefore, will not produce electric arc when insert disconnects electrical connection with receiving element or establishes and is electrically connected, will not also bring
The dangerous and damage to electric connector as caused by electric arc.
According to the break-make road control method of electric connector provided by the invention and circuit, realize and AC is used in DC circuits
Electric connector, and ensure that in DC circuits, when disconnecting insert from receiving element, when electrical connection is cut off, electricity will not be produced
Arc, it is therefore prevented that the generation of security incident, improve the service life of AC electric connectors, and the improvement can be electrically connected in traditional AC
Connect and realized on device, can be commonly used in electric connector field.
The present invention is described in detail above, for those of ordinary skill in the art, according to the embodiment of the present invention
Thought, change in specific embodiments and applications is it is not considered that deviate from the scope of protection of the invention, to sum up institute
State, this specification content should not be construed as limiting the invention.
Claims (17)
1. a kind of electric connector, including insert (1) and receiving element (2), it is characterised in that：The electric connector also includes sensing
Device (3) and switch (4), the switch (4) are connected in series with the electric connector, and the sensing device (3) is used to detect institute
State insert (1) and the receiving element (2) starts to depart from and the electrical connection between the insert (1) and the receiving element (2)
The first state being also not turned off, when the sensing device (3) detects that the insert (1) and the receiving element (2) are located at
During first state, the sensing device (3) sends cut-off signal to the switch (4), and the switch (4) disconnects,
One of the insert (1) and the receiving element (2) are provided with when the insert (1) and the receiving element (2)
Towards another flange stretched out in the insert (1) and the receiving element (2), the insert (1) and institute during engagement
Another setting stated in receiving element (2) is fluted, and the flange receives in the groove and insulated from each other, the flange rush
The sensing device is moved, when inserting insert (1) to the receiving element (2), from the insert (1) and the reception
Part (2) starts to be bonded to the flange and starts to actuate the sensing device, the fore-and-aft distance that the insert is advanced for the 3rd away from
From being bonded to the insert (1) and the receiving element (2) since the insert (1) and the receiving element (2) and establish electricity
Gas connects, and the fore-and-aft distance that the insert is advanced is the 4th distance, and the 3rd distance is more than the 4th distance.
2. electric connector according to claim 1, it is characterised in that：The sensing device (3) is additionally operable to detect described insert
Enter part (1) and the receiving element (2) starts contact and the insert (1) and the receiving element (2) have built up electrical connection
The second state, when the sensing device (3) detects the insert (1) and the receiving element (2) is located at the second state,
The sensing device (3) sends closure signal, switch (4) closure to the switch (4).
3. electric connector according to claim 1 or 2, it is characterised in that：The insert (1) include body (12) and from
The body (12) stretches out the electrical contact bar (6) of the first distance, the insert (1) be provided with from the body (12) along with
The flange (7) of second distance is stretched out in described electrical contact bar (6) identical direction, and the flange (7) surrounds the electrical contact bar
(6) set, the receiving element (2) sets fluted (8), and the flange (7) receives in the groove (8) and 20 is exhausted each other
Edge, second distance are more than the first distance.
4. electric connector according to claim 3, it is characterised in that：The sensing device (3) is to be arranged on the groove
(8) the mechanical actuation device (9) of bottom, the mechanical actuation device (9) include actuation member, and actuation member actuates described open
(4) are closed to cause the switch (4) to close or open.
5. electric connector according to claim 4, it is characterised in that：When inserting the insert to the receiving element (2)
(1) when, the flange end (13) of the insert (1) touches the actuation member, and the actuation member actuates the switch
(4), switch (4) closure, second distance is set to be more than the value of the first distance so that the proper flange end (13) contacts
During to the actuation member, the receiving element (2) and the insert (1) have built up electrical connection.
6. electric connector according to claim 5, it is characterised in that：When the insert (1) is de- from the receiving element (2)
From when, when the flange end (13) of the insert (1) separates with the actuation member, the actuation member actuates the switch
(4), the switch (4) disconnects, and sets second distance to be more than the value of the first distance so that the proper flange end (13) and institute
When stating actuation member separation, the electrical connection of the receiving element (2) and the insert (1) is also not turned off.
7. electric connector according to claim 6, it is characterised in that：The actuation member includes spring and ball or spring
And wedge.
8. electric connector according to claim 3, it is characterised in that：The sensing device (3) is to be arranged on the reception
Photo-coupler on the inside of part (2), the photo-coupler include transmitter (10) and receiver (11), the transmitter (10) and institute
Receiver (11) is stated to communicate with one another to send closure or the signal opened to the switch (4) with so that the switch (4) is closed
Close or open.
9. electric connector according to claim 8, it is characterised in that：The transmitter (10) and the receiver (11) point
Not Wei Yu both sides on the inside of the receiving element (2), when inserting insert (1) to the receiving element (2), when the insert
(1) when flange end (13) is just blocked between the transmitter (10) and the receiver (11), the photo-coupler hair
Go out activation signal and actuate switch (4) closure, set second distance to be more than the value of the first distance so that the proper insert
(1) when flange end (13) is just blocked between the transmitter (10) and the receiver (11), the receiving element (2) and
The insert (1) has built up electrical connection.
10. electric connector according to claim 9, it is characterised in that：When the insert (1) is from the receiving element (2)
During disengaging, when the flange end (13) of the insert (1) has left groove bottom just so that the transmitter (10) and described connecing
When receipts device (11) is visible each other, the photo-coupler sends activation signal and actuates switch (4) disconnection, sets second distance big
In the first distance value so that the flange end (13) of the proper insert (1) leaves groove bottom and has just caused the transmitter
(10) when and the receiver (11) is visible each other, the electrical connection of the receiving element (2) and the insert (1) is also without disconnected
Open.
11. electric connector according to claim 8, it is characterised in that：The transmitter (10) and the receiver (11)
The same side on the inside of the receiving element (2), when inserting insert (1) to the receiving element (2), when the insertion
When the flange end (13) of part (1) is just blocked in front of the transmitter (10), the receiver (11) receives is inserted by described
Enter the optical signal of part (1) reflection, the photo-coupler sends activation signal and actuates switch (4) closure, sets second distance
More than the first distance value so that the flange end (13) of the proper insert (1) has just been blocked in front of the transmitter (10)
When, the receiving element (2) and the insert (1) have built up electrical connection.
12. electric connector according to claim 11, it is characterised in that：When the insert (1) is from the receiving element (2)
During disengaging, when the flange end (13) of the insert (1) has left groove bottom just so that the receiver (11) does not receive
During the optical signal that the transmitter (10) is launched by the insert (1), the photo-coupler sends activation signal and actuates institute
Switch (4) disconnection is stated, sets second distance to be more than the value of the first distance so that the flange end (13) of the proper insert (1)
Groove bottom is left, receiver (11) rigid connection can not receive the light that the transmitter (10) is reflected by the insert (1)
During signal, the electrical connection of the receiving element (2) and the insert (1) is also not turned off.
13. electric connector according to claim 1, it is characterised in that：When the insert (1) is from the receiving element (2)
During disengaging, the sensing device is actuated since being initially separated to the flange insert (1) and the receiving element (2),
The fore-and-aft distance that the insert is advanced is the 5th distance, is initially separated from the insert (1) and the receiving element (2) to institute
To state insert (1) and the receiving element (2) disconnects electrical connection, the fore-and-aft distance that the insert is advanced is the 6th distance, the
Six distances are more than the 5th distance.
14. electric connector according to claim 13, it is characterised in that：When the insert (1) and the receiving element (2)
During engagement, the sensing device actuates the switch closure, described when the insert (1) and the receiving element (2) disconnection
Sensing device actuates described switch off.
15. electric connector according to claim 14, it is characterised in that：The sensing device is mechanical actuation device or light
Coupler.
16. a kind of break-make road control method of circuit, the break-make road control method of the circuit is used to include insert and receiving element
Electric connector, it is characterised in that：When electric connector is under electrical connection paths state, using sensing device detect insert and
Receiving element starts the first state departed from and the electrical connection between insert and receiving element is also not turned off, when sensing device detects
When being located at first state to insert and receiving element, sensing device sends cut-off signal to the switch connected with electric connector, opens
Shut-off is opened, and the electric connector is the electric connector according to any one of claim 1 to 15.
17. the break-make road control method of circuit according to claim 16, it is characterised in that：When electric connector is electrically connecting
Connect under off state, detect insert using sensing device and receiving element starts contact and insert and receiving element have built up electricity
Gas connection the second state, when sensing device detects insert and receiving element is located at the second state, sensing device to electricity
The switch of connector series connection sends closure signal, switch closure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310116314.3A CN104103970B (en) | 2013-04-03 | 2013-04-03 | A kind of break-make road control method of electric connector and circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310116314.3A CN104103970B (en) | 2013-04-03 | 2013-04-03 | A kind of break-make road control method of electric connector and circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104103970A CN104103970A (en) | 2014-10-15 |
| CN104103970B true CN104103970B (en) | 2018-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310116314.3A Active CN104103970B (en) | 2013-04-03 | 2013-04-03 | A kind of break-make road control method of electric connector and circuit |
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| Country | Link |
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| CN (1) | CN104103970B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896194A (en) * | 2015-06-09 | 2016-08-24 | 杭州浩综控科技有限公司 | Intelligent socket electric shock preventing method |
| CN109546427B (en) * | 2018-11-07 | 2020-03-31 | 西安交通大学 | A DC plug and socket with strong arc extinguishing ability and operation method |
| US11283214B1 (en) * | 2021-02-10 | 2022-03-22 | Hong Kong Applied Science And Technology Research Institute Co., Ltd | Digital arc-less connector |
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|---|---|---|---|---|
| CN102053941A (en) * | 2009-11-06 | 2011-05-11 | 创见资讯股份有限公司 | Portable device with reciprocating detection terminal and detection control method thereof |
| CN102075090A (en) * | 2009-11-24 | 2011-05-25 | 台达电子工业股份有限公司 | Power supply, power connector combination and data processing system |
| CN201937060U (en) * | 2011-01-20 | 2011-08-17 | 曹袁 | Multi-functional safe socket and plug |
| AU2012101768A4 (en) * | 2012-04-25 | 2013-01-17 | Apple Inc. | Techniques for detecting removal of a connector |
| CN203250937U (en) * | 2013-04-03 | 2013-10-23 | 美国动力转换公司 | Electric connector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010206168A (en) * | 2009-02-03 | 2010-09-16 | Rohm Co Ltd | Photodetector, object detector using same, and disc device |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102053941A (en) * | 2009-11-06 | 2011-05-11 | 创见资讯股份有限公司 | Portable device with reciprocating detection terminal and detection control method thereof |
| CN102075090A (en) * | 2009-11-24 | 2011-05-25 | 台达电子工业股份有限公司 | Power supply, power connector combination and data processing system |
| CN201937060U (en) * | 2011-01-20 | 2011-08-17 | 曹袁 | Multi-functional safe socket and plug |
| AU2012101768A4 (en) * | 2012-04-25 | 2013-01-17 | Apple Inc. | Techniques for detecting removal of a connector |
| CN203250937U (en) * | 2013-04-03 | 2013-10-23 | 美国动力转换公司 | Electric connector |
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| Publication number | Publication date |
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| CN104103970A (en) | 2014-10-15 |
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