The content of the invention
It is an object of the invention to provide a kind of security performance is high, the one kind for preventing to leak electricity completely is matched somebody with somebody without spring hole scoket and with it
The plug of conjunction.
To realize above-mentioned technical purpose, the technical solution adopted in the present invention is as follows.
Magnetic control microswitch, it includes magnetic-repulsion micro-control switch, magnetic-type micro-control switch, and magnetic-repulsion microswitch includes magnetic
Derive post, be installed on the magnetic head that magnetic derives the upper end of post, magnetic derives the bottom socket limited location disk of post, and magnetic is derived
The bottom of post is connected with the conductive contact for protruding from spacing disk lower surface, and magnetic is derived and is socketed with outside spacing disk on post
The magnetic pushing cover body in portion, is also equipped with one and is pointed to spacing disk bottom and spaced apart magnetic derivation electricity in magnetic pushing cover body
Piece, a pair of magnetic push away between conducting strip at intervals of interval region, conductive contact is located at directly over interval region and conductive contact
The relative interval side of conducting strip can be pushed away when moving downward with a pair of magnetic to contact, the outside of magnetic derivation post is also socketed with and pushes away magnetic
The spring that guide pillar stretches out along its axis direction to live wire conductive;
Magnetic-type micro-control switch includes magnetic contact, magnetic guide pillar, movable conducting strip, the sleeve that is socketed on outside magnetic guide pillar,
The contact that is magnetic is installed in the upper end of magnetic guide pillar, and the lower end of magnetic guide pillar is provided with movable conducting strip, be provided with sleeve between
Fixed-conductive film between movable conducting strip and magnetic contact, connecting on fixed-conductive film, movable conducting strip has terminal plate;
The conducting position that one of terminal plate pushes away conducting strip with a magnetic is connected.
To improve security performance, and ensure that circuit is difficult 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 adopted, just live wire can be connected, so, significantly reduce
The probability that mistake is connected.
Above-mentioned conductive contact is preferably attached to spacing disk and protrudes from spacing disk bottom, and magnetic derives the bottom of post
It is connected with spacing disk;Now, spacing disk, magnetic are derived post and all can be supported using insulating materials, improve degree of protection.
Magnetic pushing cover body is provided with by the entity that section is that cycle object stretches acquisition in vertical direction at the top of magnetic pushing cover body
With the through hole of its intracavity inter-connection, magnetic pushes away conducting strip to be included arc conductive segment, extends conductive segment, arc conductive segment and magnetic pushing cover body
Inwall be engaged, the center position of arc conductive segment is provided with and derives the deep-slotted chip breaker that post matches with magnetic, extends conductive segment
It is connected with arc conductive segment.
Magnetic derives the spring being socketed with post between magnetic head and magnetic pushing cover body, and the elastic force provided by the spring is pushed away
Dynamic magnetic derives post and moves to live wire conductive direction.
Movable conducting strip, fixed-conductive film, magnetic contact with magnetic guide pillar arranged concentric, fixed-conductive film is socketed on magnetic
The outside of guide pillar is inhaled, by the connected mode being socketed so that contact of the fixed-conductive film with movable conducting strip more stably, can
Lean on.
Description of the drawings
Fig. 1 is the structural representation without spring hole scoket Yu complementary plug of the present invention.
Fig. 2 is the structural representation 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 live wire 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 line engaging means schematic diagram of the present invention.
Figure 11 is the zero line 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 gripper shoe of the present invention.
Figure 15 is the structure principle chart of the shield of the present invention.
Figure 16 is the structural representation 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 representation of the support housing 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:
100th, socket main body;110th, socket panel;111st, shield;112nd, wiring hole;113rd, central channel;114th, medial launder;115、
Guide hole;116th, side groove;117th, wire column installing plate.
120th, live wire connects module;121st, live wire conductive;122nd, be covered with dust lid;123rd, magnetic derives post;124th, magnetic head;125、
Magnetic pushing cover body;126th, spacing disk;127th, magnetic pushes away conducting strip;127a, arc conductive segment;127b, extension conductive segment;128th, it is spaced
Region;129th, deep-slotted chip breaker;
130th, zero line connects module;131st, magnetic conductor;132nd, zero line input wires head;
140th, ground wire connects module;142nd, ground wire input wires head;
150th, magnetic-type live wire microswitch;151st, magnetic contact a;152nd, magnetic guide pillar a;153rd, movable conducting strip a;154th, it is solid
Determine conducting strip a;155th, live wire input wires head;156th, sleeve a;
160th, magnetic-type zero line microswitch;161st, magnetic contact b;162nd, magnetic guide pillar b;163rd, movable conducting strip b;164th, it is solid
Determine conducting strip b;165th, sleeve b;
170th, gripper shoe;171st, center mounting hole;172nd, sleeve wiring hole;173rd, hole clipping;174th, wire guide;200th, complementary plug
Main body;210th, plug panel;211st, three, top jack;212nd, two, top jack;213rd, two jacks of side;214th, lead
Electric metal piece;215th, conductive support plate;216th, elasticity ground connection clip;217th, live wire connection sheet;218th, zero line connection sheet;219th, it is grounded
Connection sheet;
220th, conductive panel;222nd, center conductive piece;224th, middle conducting strip;226th, outer conductive piece;
300th, housing is supported;310th, bar shaped mounting groove;320th, elastic groove;330th, groove is propped up;340th, ground slot;350th, cave in groove.
Specific embodiment
It is a kind of without spring hole scoket and the plug coordinated with it, it matches by socket main body 100 and with socket main body 100
Complementary plug main body 200 constitute, socket main body 100 include live wire engaging means, zero line engaging means, live wire engaging means bag
Include live wire and connect module 120, magnetic-type live wire microswitch 150, zero line engaging means includes that zero line connects module 130, some
The magnetic-type zero line microswitch 160 of individual series connection;Magnetic-type live wire microswitch 150 and magnetic-type zero line microswitch 160
Structure is identical, and magnetic-type live wire microswitch 150 with magnetic-type zero line microswitch 160 with circular array in socket master
In body 100.
As shown in Fig. 7,8,9, live wire connects module 120 to be included live wire conductive 121, is arranged at the bottom of live wire conductive 121
The magnetic-repulsion microswitch in portion, preferably in annular shape, live wire conductive can also be other shapes to live wire conductive 121, for example
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 the arranged concentric of live wire conductive 121 derives post 123, and magnetic derives the upper end of post 123 and is socketed with magnetic head 124, and magnetic derives post
123 bottom is socketed limited location disk 126, and the bottom of magnetic derivation post 123 is connected with and protrudes under spacing disk 126
The conductive contact of end face, the conductive contact is mountable to magnetic and derives post 123 and be integrated with magnetic derivation post 123, the conductive contact
The lower surface of spacing disk 126 can also be installed on and be integrated with spacing disk;Magnetic is derived and is socketed with positioned at spacing on post 123
Magnetic pushing cover body 125 outside disk 126, be also equipped with magnetic pushing cover body 125 one be pointed to the bottom of spacing disk 126 and
Push away conducting strip 127 every the magnetic of arrangement, a pair of magnetic push away between conducting strip 127 at intervals of interval region 128, between conductive contact is located at
Directly over septal area domain and conductive contact can push away the relative interval side of conducting strip and contact when moving downward with a pair of magnetic, magnetic is pushed away
The outside of guide pillar 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 conducting strip 127 including arc conductive segment 127a, extension conductive segment 127b, and arc is conductive
Section 127a is engaged with the inwall of magnetic pushing cover body 125, in a pair of arc conductive segment arranged for interval and arc conductive segment 127a
The deep-slotted chip breaker 129 matched with conductive contact side wall is provided with heart position, extends conductive segment 127b and arc conductive segment 127a
Connection;Preferably, magnetic pushing cover body 125 is entity of the cycle object in vertical direction stretching acquisition by section, magnetic pushing cover body 125
Top is provided with the through hole with its intracavity inter-connection and arranged concentric, and magnetic derivation post matches with the through hole and extends to magnetic and pushes away
In the inner chamber of lid 125.
As shown in Figure 7,8, the center position of live wire conductive is provided with and is covered in the lid that is covered with dust that magnetic derives the top of post 123
122, module is connected to live wire by the lid 122 that is covered with dust and is sealed, it is to avoid external hard plastic object derives post and applies active force to magnetic,
Avoid producing drain conditions.
As shown in fig. 3 to 7, magnetic-type live wire microswitch 150, it includes magnetic contact a 151 and magnetic contact a 151
The movable conducting strip a 153, activity of being socketed on of magnetic guide pillar a 152 and magnetic guide pillar a 152 arranged concentric of arranged concentric leads
Be magnetic contact a 151, magnetic guide pillar a 152 are installed the upper end of the sleeve a 156 outside electric piece a 153, magnetic guide pillar a 152
Lower end movable conducting strip a 153 is installed, is provided with sleeve a 156 between movable conducting strip a 153 and magnetic contact a
The outside of the fixed-conductive film a 154 between 151, magnetic guide pillar a is socketed with the spring a for promoting magnetic guide pillar a to deviate magnetic conductor,
Preferably, the outside of magnetic guide pillar a 152 is socketed with the spring a between movable conducting strip a and sleeve a roofs, by this
Spring a promotes magnetic guide pillar a to deviate magnetic conductor, and fixed-conductive film is socketed on the outside of spring a;Magnetic contact a's 151 is upper
Side is corresponding with the magnetic conductor 131 positioned at neutral wire conductive, and between magnetic conductor 131 and magnetic contact a 151 gap is provided with, Gu
Determining to be connected on conducting strip a 154 has into terminal plate a, and connecting on movable conducting strip has outgoing frame a;Live wire connects with terminal plate a is entered
Connect, outgoing frame a is connected by the extension conductive segment 127b that wire and a magnetic push away conducting strip, and another magnetic pushes away prolonging for conducting strip
Stretch conductive segment 127b to be connected with live wire conductive by wire.
The connection principle of live wire engaging means, and its obtain advantage be:Magnetic bodies A is to through the lid 122 that is covered with dust
Magnetic head 124 is produced to repel each other and active force and promotes magnetic to derive post 123 move to interval region, be installed on magnetic derivation post 123 bottom
Conductive contact push away the relative interval side of conducting strip with a pair of magnetic and contact so that a pair of magnetic push away conducting strip by conduction
Contact is connected;At the same time, magnetisable material B produces interattraction power, magnetic contact a courts by magnetic conductor 131 to magnetic contact a
During guide magnet movement and magnetic guide pillar a is driven to move, and drive installation is in the movable conducting strip a of magnetic guide pillar a bottoms
Towards magnetic conductor motion, movable conducting strip a is contacted towards in magnetic conductor motion process with fixed-conductive film a, so that live wire
Conducting strip 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 on condition that magnetic-type live wire microswitch is all turned on magnetic-repulsion microswitch, for children, it is difficult to while operate
Magnetic-type live wire microswitch and magnetic-repulsion microswitch are connected, therefore security performance is obviously improved, due to without exposed jack,
Even this socket falls into the water, and is also not result in electric leakage.
Zero line connects module 130 includes neutral wire conductive, and neutral wire conductive can be excellent for strip, ellipticity, ring-type etc.
Selection of land, neutral wire conductive is socketed on the outside of live wire conductive 121 and annularly arranges, magnetic-type zero line microswitch 160, its bag
Include the concentric cloth of magnetic guide pillar b 162 and magnetic guide pillar b 162 of magnetic contact b 161 and the arranged concentrics of magnetic contact b 161
The movable conducting strip b 163 for putting, the sleeve b 165 being socketed on outside movable conducting strip b 163, the upper end of magnetic guide pillar b 162
Installation is magnetic contact b 161, and the lower end of magnetic guide pillar b 162 is provided with movable conducting strip b 163, sleeve b 165 installs
There are the fixed-conductive film b 164 between movable conducting strip b 163 and magnetic contact b 161, the outside socket of magnetic guide pillar b
There is the spring b for promoting magnetic guide pillar b to deviate magnetic conductor, it is preferable that the outside of magnetic guide pillar b 162 is socketed between active conductive
Spring b between piece b and sleeve b roofs, promotes magnetic guide pillar b to deviate magnetic conductor, fixed-conductive film b sockets by spring b
In the outside of spring b;The top of magnetic contact b 161 is corresponding with the magnetic conductor positioned at neutral wire conductive, magnetic conductor and magnetic
Property contact b 161 between be provided with gap, connecting on fixed-conductive film b 164 has outgoing frame b, and connecting on movable conducting strip has
Enter terminal plate b.
Magnetic-type live wire microswitch 150, magnetic-type zero line microswitch 160 are with the central axis of neutral wire conductive as circle
Heart circular array and positioned at the bottom of neutral wire conductive, circular array shows several with magnetic-type live wire in neutral wire conductive
The magnetic conductor 131 that microswitch 150, magnetic-type zero line microswitch 160 match.
The connected mode of the magnetic-type zero line microswitch 160 that zero line is connected with several is that zero line connects first magnetic
Formula zero line microswitch 160 enters terminal plate b, and the outgoing frame b of magnetic-type zero line microswitch 160 connects adjacent by wire
Magnetic-type zero line microswitch 160 enter terminal plate b, and be sequentially connected in series, until end magnetic-type zero line microswitch 160
Outgoing frame b connects neutral wire conductive by wire.
The connection principle of zero line engaging means, and its obtain advantage be:Magnetisable material B passes through magnetic conductor 131 pairs
Magnetic contact b produces interattraction power, and magnetic contact b is towards in magnetic conductor motion process and drives magnetic guide pillar b to move, and drives
The dynamic movable conducting strip b for being installed on magnetic guide pillar b bottoms is moved towards magnetic conductor, and movable conducting strip b is moved through towards magnetic conductor
Contact with fixed-conductive film b in journey, so that zero line passes through several fixed-conductive films b and several movable conducting strips b
Connect with neutral wire conductive;It will be apparent that the premise that zero line is connected with neutral wire conductive is multiple magnetic-type zero line microswitches 160
It is all turned on, if wherein there is a disconnection, will all causes zero line from connecting with neutral wire conductive.
As shown in Figure 5,6, nine magnetic-type zero line microswitches 160 are connected, and magnetic-type live wire microswitch 150 is between head
Between the magnetic-type zero line microswitch of individual magnetic-type zero line microswitch and end;The number of magnetic-type zero line microswitch 160
More liftings for security performance have help, but the number of series connection can reduce too much the current on time of socket, it is preferable that magnetic
The series connection number of suction zero line microswitch 160 is preferably 2-10.
The mode of connection of above-mentioned magnetic-type live wire microswitch 150 and the wiring side of magnetic-type zero line microswitch 160
Formula is different, primarily to the conductor layouts being easy in socket, the difference of the mode of connection does not have for the energization of live wire engaging means
There is substantial effect, so, the mode of connection of above-mentioned magnetic-type live wire microswitch 150 can be opened with magnetic-type zero line fine motion
Close 160 and adopt the identical mode of connection;As shown in Figure 5,6, magnetic-type microswitch group includes that a magnetic-type live wire is micro-
150, nine magnetic-type zero line microswitches 160 of dynamic switch.
Above-mentioned magnetic head 124 is S poles towards live wire conductive one end, and magnetic contact a, magnetic contact b are conductive towards zero line
Piece one end is S poles, and magnetic bodies A is S poles towards one end of magnetic head 124, and magnetic bodies B is N towards one end of neutral wire conductive
Pole.
Above-mentioned magnetic head 124 is N poles towards live wire conductive one end, and magnetic contact a, magnetic contact b are conductive towards zero line
Piece one end is N poles, and magnetic bodies A is N poles towards one end of magnetic head 124, and magnetic bodies B is S towards one end of neutral wire conductive
Pole.
Above-mentioned magnetic head 124 is N poles towards live wire conductive one end, and magnetic contact a, magnetic contact b are conductive towards zero line
Piece one end is S poles, and magnetic bodies A is N poles towards one end of magnetic head 124, and magnetic bodies B is N towards one end of neutral wire conductive
Pole.
Above-mentioned magnetic head 124 is S poles towards live wire conductive one end, and magnetic contact a, magnetic contact b are conductive towards zero line
Piece one end is N poles, and magnetic bodies A is S poles towards one end of magnetic head 124, and magnetic bodies B is S towards one end of neutral wire conductive
Pole.
The live wire engaging means of the example above explanation is applied to the conducting of live wire circuit, and zero line engaging means is applied to zero line
The conducting of circuit, in fact, is analyzed from the angle of function and solve problem, and live wire engaging means can also be applied to zero line
The conducting of circuit etc., zero line engaging structure can also be applied to the conducting of live wire circuit etc., the embodiment that the present invention is provided not office
It is limited to this.
As shown in Fig. 2,3,4,12, socket main body 100 also includes that ground wire connects module 140, and ground wire connects module 140 to be included
Ground connection conducting strip, ground connection conducting strip can be for annular shape, strip, ellipticity etc., it is preferable that ground connection conducting strip for annular shape simultaneously
And the outside of neutral wire conductive is socketed on, ground connection conducting strip is connected by wire with ground wire input wires head 142;Ground wire passes through
Ground wire input wires head 142 is connected with ground connection conducting strip.
As seen in figures 3-6, the wire initiating terminal of live wire engaging means is provided with live wire input wires head 155, and zero line is connected
The wire initiating terminal of mechanism is provided with zero line input wires head 132.
As shown in figure 13, it is provided with the central channel matched with live wire conductive on the socket panel 110 of socket main body 100
113, the medial launder for being socketed on the outside of central channel 113 and matching with neutral wire conductive is additionally provided with socket panel 110
114, along the circumferential direction array and the magnetic conduction installing hole for installing magnetic conductor, adjacent magnetic conduction are provided with medial launder 114
Location hole is disposed between installing hole, the positioning convex matched with location hole is provided with neutral wire conductive, it is preferable that positioning
The sheet metal being connected with neutral wire conductive is provided with projection;It is additionally provided with socket panel 110 and is socketed on outside medial launder 114
Portion and the side groove 116 matched with ground connection conducting strip;In order to ensure live wire conductive, neutral wire conductive, be grounded conducting strip
Separate, socket panel 110 adopts insulating materials, and insulation gap, side groove are provided between medial launder 114 and central channel 113
Insulation gap is provided between 116 and medial launder 114.
As shown in Fig. 2,3,4,14,15, the bottom of socket panel 110 also coordinates and is provided with shield 111, the wall of shield 111
Portion is provided with wiring hole 112, and corner is provided with wire column installing plate 117, live wire input wires head 155, zero line in shield 111
Input wires head 132, ground wire input wires head 142 are mounted on wire column installing plate 117 so that the conductor layouts in socket are more
Plus it is neat, reasonable;It is also equipped with being located at the gripper shoe 170 of magnetic-type microswitch group bottom in shield 111, gripper shoe 170
Center position is provided with the center mounting hole 171 matched with magnetic-repulsion microswitch bottom, and in gripper shoe 170 ring is provided with
Shape array and corresponding with the sleeve of magnetic-type microswitch sleeve wiring hole 172, for ease of magnetic-repulsion microswitch
Batch production and Automated assembly it is convenient, the bottom of sleeve is provided with the claw for stretching out, and the periphery of sleeve wiring hole 172 sets
It is equipped with the hole clipping 173 matched with claw;It is additionally provided with gripper shoe and is declined positioned at the periphery of sleeve wiring hole 172 and with magnetic
Dynamic number of switches identical wire guide 174.
As seen in figures 3-6, the terminal plate being connected with movable conducting strip is extended to straight down in wire guide 174, with fixation
The terminal plate horizontal direction of conducting strip connection extends and positioned at the top of gripper shoe 170;For example, with the magnetic-type microswitch of head end
The wire of outgoing frame b connections enter terminal plate b connections through 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 live wire conductive trough of shallow slot shape, and live wire is led
The current-carrying part of electric piece 121 is installed at the inwall of live wire conductive trough 121, and conducting position is installed in inside groove, increases safety
Property.
As shown in figure 8, magnetic is derived be provided with ring-shaped step on post 123, it is socketed on magnetic and derives the spring of post 123 between annular
Step derives post 123 towards live wire conductive 121 between magnetic pushing cover body 125 by the elastic force jacking magnetic of spring.
As shown in figs. 4-7, fixed-conductive film is socketed on the outside of magnetic guide pillar and concentric arrangement, fixed-conductive film
Between movable conducting strip and magnetic contact, by the connected mode being socketed so that fixed-conductive film and movable conducting strip
Contact is more stable, reliable.
It is 1-7mm to be arranged at gap between magnetic conductor and magnetic contact, the interval master between magnetic conductor and magnetic contact
To depend on the absorption affinity size that magnetic conductor is obtained, it is preferable that the gap being arranged between magnetic conductor and magnetic contact is preferably
1-4mm。
As shown in figs. 16-20, complementary plug main body 200 includes supporting housing 300, is installed on the plug supported above housing
Panel 210, the conductive panel 220 being installed on below support housing.
As shown in figure 16, it is to adapt to the present invention to match with three hole plugs and with holes plug, and it is slotting in order to improve
Headful, the top end face of plug panel 210 is provided with three, a top jack 211 and positioned at three, top jack
Two, the top jack 212 of 211 both sides, the corresponding side-walls in two ends of support housing 300 are also respectively provided with side two and insert
Hole 213.
As shown in Figure 17,18, the symmetrical structure of housing 300 is supported, support and a pair are provided with housing 300 along longitudinal direction
The bar shaped mounting groove 310 being disposed to extend, supports and transversely arrangement is provided with housing 300 and is connected with bar shaped mounting groove 310
Two pairs of logical elastic grooves 320, the interval region between bar shaped mounting groove 310 is provided with ground slot 340, bar shaped mounting groove 310 it
Between interval region be additionally provided with the groove 330 connected and be in tilted layout with bar shaped mounting groove 310 for a pair, three, top jack
211 zero line jack, firewire jack is corresponding with a groove 330 respectively, the earth jack and ground slot of three jacks 211 in top
340 is corresponding, two, top jack 212, two jacks 213 of side hole depth direction it is corresponding with bar shaped mounting groove 310.
As shown in figures 17 to 20, the conductive gold being adapted with the shape of bar shaped mounting groove 310 is installed in bar shaped mounting groove 310
Category piece 214, is provided with the conductive support plate 215 adaptable with a shape of groove 330, a pair of conductive sheet metal 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 live wire
Contact pin 217 is connected with center conductive piece 222, and another conductive metal sheet 214 is connected by zero line connection sheet 218 with middle conducting strip
Connect, elasticity ground connection clip 216 is connected by grounding connection piece 219 with outer conductive piece 226, and center conductive piece 222 is installed on leads
The center position of electric panel 220 and corresponding with live wire conductive, middle conducting strip 224 is socketed on outside center conductive piece 222
Portion and corresponding with neutral wire conductive, outer conductive piece 226 be socketed on the outside of middle conducting strip 224 and with ground connection conducting strip
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 Materials
Body A, is embedded with magnetic bodies B on middle conducting strip 224, magnetic bodies A produces the active force that repels each other to magnetic head, and magnetic bodies B is saturating
Cross magnetic conductor and attracting active force is produced to magnetic contact a, b;Preferably, the connecting portion of center conductive piece 222 and magnetic bodies A
It is made up of insulation wire material position.
To improve safe class, the insulation being provided with conductive panel between center conductive piece and middle conducting strip
Body, the insulator being additionally provided with conductive panel between conducting strip between and outer conductive piece improves insulating protection grade.
As shown in Figure 17,19,20, elastic groove 320 is installed on peace in the outside of a pair of conductive sheet metal 214, elastic groove 320
Equipped with the spring between the side wall of conductive metal sheet 214 and the support inwall of housing 300, support force is provided by spring, promoted
A pair of conductive sheet metal is mutually drawn close;Now the bottom of two jacks 212 in top extends to the area between a pair of conductive sheet metal
Domain, the region of the hole depth of two jacks 213 of 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 inner side of a pair of conductive sheet metal 214, now, be provided with to leading in elastic groove
Electric metal piece 214 provides the spring of elastic force, and the spring provides support force and promotes a pair of conductive sheet metal to deviate from each other, and now pushes up
The bottom of two jacks 212 in end extends to the exterior lateral area of a pair of conductive sheet metal, and the hole depth of two jacks 213 of side is between one
To the exterior lateral area between conductive metal sheet, the zero line jack of three jacks in top, the bottom of firewire jack extend to conductive
The acute angle open end side of plate 215 and conductive metal sheet 214.
Such as Figure 17,19,20, flanging is provided with conductive metal sheet and jack respective side, by the guiding of flanging
Effect, easily facilitates the insertion of plug.