Invention content
The object of the present invention is to provide a kind of security performance height, prevent a kind of no spring hole scoket of electric leakage completely and match with it
The plug of conjunction.
To realize the above-mentioned technical purpose, the technical solution adopted in the present invention is as follows.
Magnetic control microswitch comprising magnetic-repulsion micro-control switch, magnetic-type micro-control switch, magnetic-repulsion microswitch include magnetic
It derives column, be installed on the magnetic head that magnetic derives the upper end of column, the lower end that magnetic derives column is socketed with limit disk, and magnetic derives
The lower end of column is connected with the conductive contact for protruding from limit disk lower face, and magnetic, which derives, to be socketed on column outside limit disk
The magnetic pushing cover body in portion is also equipped in magnetic pushing cover body and a pair of is located at limit disk lower end and spaced apart magnetic derives electricity
Piece, a pair of of magnetic are divided into interval region between pushing away between conductive sheet, conductive contact is located at right over interval region and conductive contact
Conductive sheet opposite interval side can be pushed away when moving downward with a pair of of magnetic to be in contact, the outside of magnetic derivation column, which is also socketed with, makes magnetic push away
The spring that guide post is stretched out along its axis direction to live wire conductive;
Magnetic-type micro-control switch includes magnetic contact, magnetic guide post, movable conducting strip, the set being socketed on outside magnetic guide post
The contact that is magnetic is installed in the upper end of cylinder, magnetic guide post, and the lower end of magnetic guide post is equipped with movable conducting strip, Jie is equipped in sleeve
Fixed-conductive film between movable conducting strip and magnetic contact, fixed-conductive film, the connection of active conductive on piece have terminal plate;
One of terminal plate is connect with the conducting position that a magnetic pushes away conductive sheet.
To improve security performance, and ensure that circuit is not easy to be connected by extraneous mistake, the magnetic pole of above-mentioned magnetic head upper end with
The magnetic pole of magnetic contact upper end is identical;Two magnetic bodies are only used, firewire can just be connected, so, it significantly reduces
The probability that mistake is connected.
Above-mentioned conductive contact is preferably attached to limit disk and protrudes from limit disk bottom, and magnetic derives the lower end of column
It is connect with limit disk;At this point, limit disk, magnetic, which derive column, all can be used insulating materials support, degree of protection is improved.
Magnetic pushing cover body is that cycle object stretches the entity obtained in vertical direction by section, is provided at the top of magnetic pushing cover body
The through-hole being connected with its inner cavity, magnetic push away conductive sheet and include arc conductive segment, extend conductive segment, arc conductive segment and magnetic pushing cover body
Inner wall match, the center position of arc conductive segment is provided with derives the arc groove that column matches with magnetic, extends conductive segment
It is connect with arc conductive segment.
Magnetic derives the spring being socketed on column between magnetic head and magnetic pushing cover body, and the elastic force provided by the spring pushes away
Dynamic magnetic derives column and is moved to live wire conductive direction.
With magnetic guide post arranged concentric, fixed-conductive film is socketed on magnetic for movable conducting strip, fixed-conductive film, magnetic contact
Inhale guide post outside, pass through the connection type of socket so that contact of the fixed-conductive film with movable conducting strip more stablize, can
It leans on.
Description of the drawings
Fig. 1 is the structural schematic diagram without spring hole scoket and complementary plug of the present invention.
Fig. 2 is the structural schematic diagram without spring hole scoket of the present invention.
Fig. 3 is the internal structure schematic diagram without spring hole scoket of the present invention.
Fig. 4 is the internal structure schematic diagram without spring hole scoket of the present invention.
Fig. 5 is the internal structure schematic diagram without spring hole scoket of the present invention.
Fig. 6 is the internal structure schematic diagram without spring hole scoket of the present invention.
Fig. 7 is the firewire engaging means schematic diagram without spring hole scoket of the present invention.
Fig. 8 is the magnetic-repulsion microswitch structure schematic diagram of the present invention.
Fig. 9 is the magnetic-repulsion microswitch structure schematic diagram of the present invention.
Figure 10 is the zero curve engaging means schematic diagram of the present invention.
Figure 11 is the zero curve engaging means schematic diagram of the present invention.
Figure 12 is the earthing mechanism schematic diagram of the present invention.
Figure 13 is the structure principle chart of the socket panel of the present invention.
Figure 14 is the structure principle chart of the support plate of the present invention.
Figure 15 is the structure principle chart of the shield of the present invention.
Figure 16 is the structural schematic diagram of the complementary plug main body of the present invention.
Figure 17 is the inside schematic diagram of the complementary plug main body of the present invention.
Figure 18 is the structural schematic diagram of the supporing shell of the present invention.
Figure 19 is the structure principle chart of the complementary plug main body of the present invention.
Figure 20 is the structure principle chart of the complementary plug main body of the present invention.
It is denoted as in figure:
100, socket main body;110, socket panel;111, shield;112, wiring hole;113, central channel;114, medial launder;
115, guide hole;116, side slot;117, wire column mounting plate.
120, firewire connects module;121, live wire conductive;122, be covered with dust lid;123, magnetic derives column;124, magnetic head;125,
Magnetic pushing cover body;126, disk is limited;127, magnetic pushes away conductive sheet;127a, arc conductive segment;127b, extend conductive segment;128, it is spaced
Region;129, arc groove;
130, zero curve connects module;131, magnetizer;132, zero curve input wires head;
140, ground wire connects module;142, ground wire input wires head;
150, magnetic-type firewire microswitch;151, magnetic contact a;152, magnetic guide post a;153, movable conducting strip a;
154, fixed-conductive film a;155, firewire input wires head;156, sleeve a;
160, magnetic-type zero curve microswitch;161, magnetic contact b;162, magnetic guide post b;163, movable conducting strip b;
164, fixed-conductive film b;165, sleeve b;
170, support plate;171, center mounting hole;172, sleeve wiring hole;173, card hole;174, wire guide;200, it assists
Plug body;210, plug panel;211, three, top jack;212, two, top jack;213, the jack of side two;
214, conductive metal sheet;215, conductive support plate;216, elasticity ground connection clip;217, firewire connection sheet;218, zero curve connection sheet;
219, grounding connection piece;
220, conductive panel;222, center conductive piece;224, intermediate conductive sheet;226, outer conductive piece;
300, supporing shell;310, bar shaped mounting groove;320, elastic groove;330, branch slot;340, ground slot;350, it invaginates
Slot.
Specific implementation mode
A kind of no spring hole scoket and the plug coordinated with it, match by socket main body 100 and with socket main body 100
Complementary plug main body 200 constitute, socket main body 100 include firewire engaging means, zero curve engaging means, firewire engaging means packet
It includes firewire and connects module 120, magnetic-type firewire microswitch 150, zero curve engaging means includes that zero curve connects module 130, several
A concatenated magnetic-type zero curve microswitch 160;Magnetic-type firewire microswitch 150 and magnetic-type zero curve microswitch 160
Structure is identical, and magnetic-type firewire microswitch 150 and magnetic-type zero curve microswitch 160 with circular array in socket master
In body 100.
As shown in Fig. 7,8,9, firewire connects module 120 and includes live wire conductive 121, is set to 121 bottom of live wire conductive
The magnetic-repulsion microswitch in portion, live wire conductive 121 are preferably in annular shape, and live wire conductive can also be other shapes, such as
Strip, ellipticity etc., the present embodiment is described in detail with live wire conductive in annular shape;Magnetic-repulsion microswitch include with
The magnetic of 121 arranged concentric of live wire conductive derives column 123, and the upper end that magnetic derives column 123 is socketed with magnetic head 124, and magnetic derives column
123 lower end is socketed with limit disk 126, and the lower end of magnetic derivation column 123 is connected with and protrudes under limit disk 126
The conductive contact of end face, the conductive contact are mountable to magnetic and derive column 123 and be integrated with magnetic derivation column 123, the conductive contact
The lower face of limit disk 126 can also be installed on and be integrated with limit disk;Magnetic, which derives, to be socketed on column 123 positioned at limit
Magnetic pushing cover body 125 outside disk 126, be also equipped in magnetic pushing cover body 125 it is a pair of be located at limit 126 lower end of disk and
Conductive sheet 127 is pushed away every the magnetic of arrangement, and a pair of of magnetic is divided into interval region 128 between pushing away between conductive sheet 127, between conductive contact is located at
The opposite interval side of conductive sheet can be pushed away right over septal area domain and with a pair of of magnetic when conductive contact moves downward to be in contact, magnetic pushes away
The outside of guide post 123 is also socketed with the spring between magnetic head 124 and magnetic pushing cover body 125.
As shown in Fig. 7,8,9, magnetic pushes away conductive sheet 127 and includes arc conductive segment 127a, extends conductive segment 127b, and arc is conductive
Section 127a is matched with the inner wall of magnetic pushing cover body 125, in a pair of of arc conductive segment arranged for interval and arc conductive segment 127a
It is provided with the arc groove 129 to match with conductive contact side wall at heart position, extends conductive segment 127b and arc conductive segment 127a
Connection;Preferably, magnetic pushing cover body 125 is that cycle object stretches the entity obtained in vertical direction by section, magnetic pushing cover body 125
Top is provided with to be connected and the through-hole of arranged concentric with its inner cavity, and magnetic, which derives column and matches with the through-hole and extend to magnetic, to be pushed away
In the inner cavity of lid 125.
As shown in Figure 7,8, the center position of live wire conductive, which is provided with, is covered in the lid that is covered with dust that magnetic derives 123 top of column
122, module is connected to firewire by the lid 122 that is covered with dust and is sealed, avoids external hard plastic object from deriving column to magnetic and applies active force,
It avoids generating drain conditions.
As shown in fig. 3 to 7, magnetic-type firewire microswitch 150 comprising magnetic contact a 151 and magnetic contact a 151
The magnetic guide post a 152 of arranged concentric, it is led with the movable conducting strip a 153 of 152 arranged concentrics of magnetic guide post a, the activity of being socketed on
Be magnetic contact a 151, magnetic guide post a 152 are installed the upper end of sleeve a 156 outside electric piece a 153, magnetic guide post a 152
Lower end movable conducting strip a 153 is installed, be equipped in sleeve a 156 between movable conducting strip a 153 and magnetic contact a
The outside of fixed-conductive film a 154 between 151, magnetic guide post a are socketed with the spring a for pushing magnetic guide post a to deviate magnetizer,
Preferably, the outside of magnetic guide post a 152 is socketed with the spring a between movable conducting strip a and sleeve a roofs, by this
Spring a pushes magnetic guide post a to deviate magnetizer, and fixed-conductive film is socketed on the outside of spring a;Magnetic contact a's 151 is upper
Side is corresponding with positioned at the magnetizer 131 of neutral wire conductive, and gap is provided between magnetizer 131 and magnetic contact a 151, Gu
Determining to connect on conductive sheet a 154 has into terminal plate a, and the connection of active conductive on piece has outgoing frame a;Firewire connects with into terminal plate a
It connects, the extension conductive segment 127b that outgoing frame a pushes away conductive sheet by conducting wire with a magnetic is connect, another magnetic pushes away prolonging for conductive sheet
Conductive segment 127b is stretched to connect with live wire conductive by conducting wire.
The advantages of connection principle of firewire engaging means and its acquirement, is:Magnetic bodies A is to through the lid 122 that is covered with dust
Repel each other to the generation of magnetic head 124 and active force and pushes magnetic to derive column 123 move to interval region, be installed on magnetic derivation column 123 bottom
Conductive contact push away the opposite interval side of conductive sheet with a pair of of magnetic and be in contact so that a pair of of magnetic pushes away conductive sheet and passes through conduction
Contact is connected;At the same time, magnetisable material B generates interattraction power, magnetic contact a courts by magnetizer 131 to magnetic contact a
During guide magnet movement and magnetic guide post a is driven to move, and drives the movable conducting strip a for being installed on the bottoms magnetic guide post a
It is moved towards magnetizer, movable conducting strip a with fixed-conductive film a towards contacting in magnetizer motion process, so that firewire
Conductive sheet is pushed away by fixed-conductive film a, movable conducting strip a, magnetic and live wire conductive is connected;It will be apparent that live wire conductive is led
Electricity is on condition that magnetic-type firewire microswitch is all turned on magnetic-repulsion microswitch, for children, it is difficult to operate simultaneously
Magnetic-type firewire microswitch and magnetic-repulsion microswitch are connected, therefore security performance is obviously improved, due to not exposed jack,
Even this socket falls into the water, and will not cause to leak electricity.
It includes neutral wire conductive that zero curve, which connects module 130, and neutral wire conductive can be strip, ellipticity, ring-type etc., excellent
Selection of land, neutral wire conductive are socketed on 121 outside of live wire conductive and annularly arrange, magnetic-type zero curve microswitch 160, wrap
Include magnetic contact b 161, with the magnetic guide post b 162 of magnetic 161 arranged concentrics of contact b, with 162 concentric cloth of magnetic guide post b
The movable conducting strip b 163 set, the sleeve b 165 being socketed on outside movable conducting strip b 163, the upper end of magnetic guide post b 162
The contact b 161 that is magnetic is installed, the lower end of magnetic guide post b 162 is equipped with movable conducting strip b 163, is installed in sleeve b 165
There are the fixed-conductive film b 164 between movable conducting strip b 163 and magnetic contact b 161, the external socket of magnetic guide post b
There is the spring b for pushing magnetic guide post b to deviate magnetizer, it is preferable that the outside of magnetic guide post b 162 is socketed between active conductive
Spring b between piece b and sleeve b roofs pushes magnetic guide post b to deviate magnetizer, fixed-conductive film b sockets by spring b
In the outside of spring b;The top of magnetic contact b 161 is corresponding with positioned at the magnetizer of neutral wire conductive, magnetizer and magnetic
Property contact b 161 between be provided with gap, being connected on fixed-conductive film b 164 has outgoing frame b, and the connection of active conductive on piece has
Into terminal plate b.
Magnetic-type firewire microswitch 150, magnetic-type zero curve microswitch 160 are circle with the central axis of neutral wire conductive
Heart circular array and bottom positioned at neutral wire conductive, circular array shows several and magnetic-type firewire in neutral wire conductive
The magnetizer 131 that microswitch 150, magnetic-type zero curve microswitch 160 match.
The connection type of zero curve and several concatenated magnetic-type zero curve microswitches 160 is that zero curve connects first magnetic
Formula zero curve microswitch 160 into terminal plate b, the outgoing frame b of magnetic-type zero curve microswitch 160 is connected adjacent by conducting wire
Magnetic-type zero curve microswitch 160 into terminal plate b, and be sequentially connected in series, until the magnetic-type zero curve microswitch in end 160
Outgoing frame b connects neutral wire conductive by conducting wire.
The advantages of connection principle of zero curve engaging means and its acquirement, is:Magnetisable material B is right by magnetizer 131
Magnetic contact b generates interattraction power, and magnetic contact b drives towards in magnetizer motion process and magnetic guide post b being driven to move
The dynamic movable conducting strip b for being installed on the bottoms magnetic guide post b is moved towards magnetizer, and movable conducting strip b is moved through towards magnetizer
It is contacted with fixed-conductive film b in journey, so that zero curve passes through several fixed-conductive films b and several movable conducting strips b
It is connected with neutral wire conductive;It will be apparent that the premise that zero curve is connected with neutral wire conductive is multiple magnetic-type zero curve microswitches 160
It is all turned on, if wherein there are one disconnecting, will all make zero curve from being connected with neutral wire conductive.
As shown in Figure 5,6, nine magnetic-type zero curve microswitches 160 are connected, and magnetic-type firewire microswitch 150 is between head
Between the magnetic-type zero curve microswitch of a magnetic-type zero curve microswitch and end;The number of magnetic-type zero curve microswitch 160
It is more to there is help in the promotion of security performance, but concatenated number can reduce the electrified rate of socket too much, it is preferable that magnetic
The series connection number of suction zero curve microswitch 160 is preferably 2-10.
The wiring side of the mode of connection and magnetic-type zero curve microswitch 160 of above-mentioned magnetic-type firewire microswitch 150
Formula is different, primarily to convenient for the conductor layouts in socket, the difference of the mode of connection there is not the energization of firewire engaging means
There is substantial effect, so, the mode of connection of above-mentioned magnetic-type firewire microswitch 150 can be opened with magnetic-type zero curve fine motion
It closes 160 and uses the identical mode of connection;As shown in Figure 5,6, magnetic-type microswitch group includes that a magnetic-type firewire is micro-
150, nine magnetic-type zero curve microswitches 160 of dynamic switch.
Above-mentioned magnetic head 124 is the poles S towards live wire conductive one end, and magnetic contact a, magnetism contact b are conductive towards zero curve
Piece one end be the poles S, magnetic bodies A towards one end of magnetic head 124 be the poles S, magnetic bodies B towards one end of neutral wire conductive be N
Pole.
Above-mentioned magnetic head 124 is the poles N towards live wire conductive one end, and magnetic contact a, magnetism contact b are conductive towards zero curve
Piece one end be the poles N, magnetic bodies A towards one end of magnetic head 124 be the poles N, magnetic bodies B towards one end of neutral wire conductive be S
Pole.
Above-mentioned magnetic head 124 is the poles N towards live wire conductive one end, and magnetic contact a, magnetism contact b are conductive towards zero curve
Piece one end be the poles S, magnetic bodies A towards one end of magnetic head 124 be the poles N, magnetic bodies B towards one end of neutral wire conductive be N
Pole.
Above-mentioned magnetic head 124 is the poles S towards live wire conductive one end, and magnetic contact a, magnetism contact b are conductive towards zero curve
Piece one end be the poles N, magnetic bodies A towards one end of magnetic head 124 be the poles S, magnetic bodies B towards one end of neutral wire conductive be S
Pole.
The firewire engaging means that the example above illustrates is applied to the conducting of firewire circuit, and zero curve engaging means is applied to zero curve
The conducting of circuit is analyzed from function and the angle solved the problems, such as in fact, and firewire engaging means can also be applied to zero curve
The conducting of circuit etc., zero curve engaging structure can also be applied to the conducting of firewire circuit etc., embodiment provided by the invention not office
It is limited to this.
As shown in Fig. 2,3,4,12, socket main body 100 further includes that ground wire connects module 140, and ground wire connects module 140 and includes
Be grounded conductive sheet, ground connection conductive sheet can be annular shape, strip, ellipticity etc., it is preferable that ground connection conductive sheet be annular shape simultaneously
And it is socketed on the outside of neutral wire conductive, ground connection conductive sheet is connect by conducting wire with ground wire input wires head 142;Ground wire passes through
Ground wire input wires head 142 is connected with ground connection conductive sheet.
As seen in figures 3-6, the conducting wire initiating terminal of firewire engaging means is provided with firewire input wires head 155, and zero curve is connected
The conducting wire initiating terminal of mechanism is provided with zero curve input wires head 132.
As shown in figure 13, it is provided with the central channel to match with live wire conductive on the socket panel 110 of socket main body 100
113, the medial launder for being socketed on 113 outside of central channel and matching with neutral wire conductive is additionally provided on socket panel 110
114, along the circumferential direction array and the magnetic conduction mounting hole for installing magnetizer, adjacent magnetic conduction are provided on medial launder 114
It is disposed with location hole between mounting hole, the positioning protrusion to match with location hole is provided in neutral wire conductive, it is preferable that positioning
The sheet metal being connected with neutral wire conductive is provided in protrusion;It is additionally provided with and is socketed on outside medial launder 114 on socket panel 110
Portion and the side slot 116 to match with ground connection conductive sheet;In order to ensure live wire conductive, neutral wire conductive, be grounded conductive sheet
Independently of each other, socket panel 110 uses insulating materials, and insulation gap, side slot are provided between medial launder 114 and central channel 113
It is provided with insulation gap between 116 and medial launder 114.
As shown in Fig. 2,3,4,14,15, the bottom of socket panel 110, which also coordinates, is equipped with shield 111, the wall of shield 111
Portion is provided with wiring hole 112, and corner is provided with wire column mounting plate 117, firewire input wires head 155, zero curve in shield 111
Input wires head 132, ground wire input wires head 142 are mounted on wire column mounting plate 117 so that the conductor layouts in socket are more
It is neat, reasonable to add;The support plate 170 positioned at magnetic-type microswitch group bottom is also equipped in shield 111, support plate 170
Center position is provided with the center mounting hole 171 to match with magnetic-repulsion microswitch bottom, and ring is provided in support plate 170
Sleeve wiring hole 172 shape array and corresponding with the sleeve of magnetic-type microswitch, for ease of magnetic-repulsion microswitch
Batch production and Automated assembly it is convenient, the bottom of sleeve is provided with the claw of stretching, and the periphery of sleeve wiring hole 172 is set
It is equipped with the card hole 173 to match with claw;It is additionally provided in support plate positioned at 172 periphery of sleeve wiring hole and is declined with magnetic
The identical wire guide of dynamic number of switches 174.
As seen in figures 3-6, the terminal plate being connect with movable conducting strip is extended to straight down in wire guide 174, with fixation
The terminal plate horizontal direction of conductive sheet connection extends and is located at 170 top of support plate;For example, with the magnetic-type microswitch of head end
The conducting wires of outgoing frame b connections pass through being connect into terminal plate b for wire guide and adjacent magnetic-type microswitch so that
The conductor layouts of the present invention are neat, and save socket inner space.
As shown in Figure 7,8, the center position of live wire conductive 121 is provided with the firewire conductive trough of shallow trough shape, and firewire is led
The current-carrying part of electric piece 121 is installed at the inner wall of firewire conductive trough 121, and conducting position is installed in inside groove, increases safety
Property.
As shown in figure 8, magnetic derives is provided with ring-shaped step on column 123, it is socketed on magnetic and derives the spring of column 123 between annular
Step jacks magnetic between magnetic pushing cover body 125, by the elastic force of spring and derives column 123 towards live wire conductive 121.
As shown in figs. 4-7, fixed-conductive film is socketed on the outside of magnetic guide post and arrangement concentric with it, fixed-conductive film
Between movable conducting strip and magnetic contact, pass through the connection type of socket so that fixed-conductive film and movable conducting strip
Contact more stablizes, is reliable.
The gap being set between magnetizer and magnetic contact is 1-7mm, the interval master between magnetizer and magnetic contact
To depend on the adsorption capacity size that magnetizer obtains, it is preferable that the gap being set between magnetizer and magnetic contact is preferably
1-4mm。
As shown in figs. 16-20, complementary plug main body 200 includes supporing shell 300, the plug being installed on above supporing shell
Panel 210, the conductive panel 220 being installed below supporing shell.
As shown in figure 16, the matching for the adaptation present invention with three hole plugs and with holes plug, and it is slotting in order to improve
The top end surface setting of headful, plug panel 210 there are one three, top jack 211 and is located at three, top jack
Two, the top jack 212 of 211 both sides, the corresponding side-walls in both ends of supporing shell 300 are also respectively provided with side two and insert
Hole 213.
As shown in Figure 17,18,300 symmetrical structure of supporing shell, be provided in supporing shell 300 it is a pair of along longitudinal direction
The bar shaped mounting groove 310 being disposed to extend is provided in supporing shell 300 and is arranged along the horizontal and connects with bar shaped mounting groove 310
Two pairs of logical elastic grooves 320, the interval region between bar shaped mounting groove 310 are provided with ground slot 340, bar shaped mounting groove 310 it
Between interval region be additionally provided with a pair of branch slot 330 connected and be in tilted layout with bar shaped mounting groove 310, three, top jack
211 zero line jack, firewire jack are corresponding with branch slot 330 respectively, the earth jack and ground slot of three, top jack 211
340 is corresponding, and two, top jack 212, the hole depth direction of the jack 213 of side two are corresponding with bar shaped mounting groove 310.
As shown in figures 17 to 20, the conductive gold being adapted with 310 shape of bar shaped mounting groove is installed in bar shaped mounting groove 310
Belong to piece 214, the conductive support plate 215 being adapted with 330 shape of branch slot, a pair of conductive sheet metal are provided on conductive metal sheet 214
Elasticity ground connection clip 216 in ground slot 340 is installed between 214;One of conductive metal sheet 214 is connected by firewire
Contact pin 217 is connect with center conductive piece 222, another conductive metal sheet 214 is connected by zero curve connection sheet 218 and intermediate conductive sheet
It connects, elasticity ground connection clip 216 is connect by grounding connection piece 219 with outer conductive piece 226, and center conductive piece 222, which is installed on, leads
220 center position of electric panel and corresponding with live wire conductive, intermediate conductive sheet 224 is socketed on outside center conductive piece 222
Portion and corresponding with neutral wire conductive, outer conductive piece 226 be socketed on 224 outside of intermediate conductive sheet and with ground connection conductive sheet
It is corresponding.
Particularly importantly, it is the normal work of guarantee structure, the center position of center conductive piece 222 is provided with magnetic material
Body A, is embedded with magnetic bodies B on intermediate conductive sheet 224, and magnetic bodies A repels each other active force to magnetic head generation, and magnetic bodies B is saturating
It crosses magnetizer and attracting active force is generated to magnetic contact a, b;Preferably, the interconnecting piece of center conductive piece 222 and magnetic bodies A
Position is made of insulation wire material.
To improve safe class, the insulation being provided on conductive panel between center conductive piece and intermediate conductive sheet
Body, the insulator being additionally provided on conductive panel between conductive sheet between and outer conductive piece improve insulating protection grade.
As shown in Figure 17,19,20, elastic groove 320 is installed on the outside of a pair of conductive sheet metal 214, pacifies in elastic groove 320
Equipped with the spring between 300 inner wall of 214 side wall of conductive metal sheet and supporing shell, support force is provided by spring, is pushed
A pair of conductive sheet metal is mutually drawn close;The bottom of two jacks 212 in top extends to the area between a pair of conductive sheet metal at this time
Domain, the region of the hole depths of two jacks 213 in side between a pair of conductive sheet metal, the zero line jack of three jacks in top,
The bottom of firewire jack extends to the obtuse angle open end side of conductive support plate 215 and conductive metal sheet 214.
Elastic groove 320 can also be installed on the inside of a pair of conductive sheet metal 214, at this point, being equipped in elastic groove to leading
Electric metal piece 214 provides the spring of elastic force, which provides support force and a pair of conductive sheet metal is pushed to deviate from each other, push up at this time
The bottom of two jacks 212 in end extends to the lateral area of a pair of conductive sheet metal, and the hole depth of two jacks 213 in side is between one
Lateral area between conductive metal sheet, the zero line jack of three jacks in top, the bottom of firewire jack extend to conductive branch
The acute angle open end side of plate 215 and conductive metal sheet 214.
Such as Figure 17,19,20, it is provided with flanging at conductive metal sheet and jack respective side, passes through the guiding of flanging
Effect, easily facilitates the insertion of plug.