A kind of power supply tap integrating device
Technical field
The invention belongs to electric power electric technical fields more particularly to a kind of power supply to tap integrating device, neatly by power supply
And/or communication signal is assigned on the power unit of each strong and weak electricity.
Background technique
The strong and weak electricity of traditional home and office intranets takes electricity by the power supply point for being fixed on a certain position and pre-setting
On, and strong and weak electricity is provided separately.Due to preparatory and separated setting, it may cause position to take power mistake and electricity taken to put
Lazy weight.Also, forceful electric power takes electric point, is an open structure in many cases, and power supply transfer point is exposed to outside, is easy
Cause security risk.Light current needs strictly to distinguish with forceful electric power due to needing that forceful electric power is avoided to interfere, be routed and install respectively into
Row, therefore, causes inconvenience in design and construction.
In existing power track technology, be respectively arranged in the cavity of power track gnd conductor, neutral conductor and
Firewire conductor, is coated with conductor insulation again outside conductor, and as shown in Fig. 1 ', fluted, gnd conductor is arranged in cavity bottom
1 ' is placed in groove with ground wire insulator 2 ', and the structure that ground wire is arranged can make entire power track cost greatly increase and tie
Structure is complex;
Earthing or grounding means in the prior art is the more complicated device of structure, shown in such as Fig. 2 ', by made of metal pedestal
3 ', the metallic spring 4 ' above pedestal, independent metal supporting mechanism 5 ' composition, the effect of pedestal is stationary spring and bullet
The supporting mechanism on reed top is simultaneously connected with gnd conductor, and the effect of spring leaf is that supporting mechanism is made to be in the state of bouncing always simultaneously
When depressing wherein some mechanism, other mechanisms are still within the state of bouncing, and be connected with pedestal in mechanism pressure thus with
Ground wire is connected, and the independence of supporting mechanism is to keep power supply coupler only corresponding at its push-in position in push-in type chamber
Supporting mechanism pressure and other mechanisms still in the state of bouncing.The deficiency of this structure is shown: one side structure is excessively complicated,
It is unfavorable for the smooth realization of ground state in use, while causes inconvenience to maintenance and repair, is on the other hand bound to
Cause increased costs;
Power connector in the prior art is made of connector storehouse and connector two parts, such as Fig. 3 ' and Fig. 4 ' shown in,
Wherein it is intracavitary to be fixed on type for connector plugging, and connector storehouse 6 ' is provided with 60 ' protrusion of tablet, utilizes the 60 ' protrusion of tablet
It is parallel with conductor to be connected, to have the function that power supply connects.The limitation of this structure is: on the one hand structure is complicated, uses
The connection of multiple components, connection efficiency are inevitably affected, on the other hand the biggest problems are that tablet side with
Conductor is connected in parallel easily causes the dislocation landing up and down of sheet protrusion, and closely coupled state is not achieved, directly affects energization
Effect.
Therefore, aiming at the shortcomings in the prior art, it is necessary to which a kind of more simple integrated dress of power supply tap of structure is provided
It sets.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of power supplys to tap integrating device, simplifies the structure of device, section
Cost-saving.
The present invention is to solve above-mentioned technical problem and the technical solution adopted is that provide a kind of power supply tap integrating device, institute
It states device to be made of coupler 3 and power track, firewire, zero curve, the gnd conductor mutually completely cut off is equipped in the power track,
After 3 grafting of coupler enters any position in power track, connect power track in firewire, zero curve, gnd conductor with
For being taken electricity safely in the position;It is characterized by: the power track is made of several integrally formed connections of type chamber 1,
The type chamber 1 is the enclosed construction with longitudinal opening 10, is respectively equipped with firewire groove along 1 two sides of type chamber in enclosed construction
14 and zero curve groove 15 set up separately wherein for firewire conductor 140 and neutral conductor 150, opening is provided in 1 bottom faces of type chamber convex
It plays structure 16 and is used as gnd conductor, the bulge-structure 16 is integrally formed with type chamber 1.
Further, multiple rows of spring leaf 4 is arranged in 10 positions of type chamber opening to be closed, is adopted outside multiple rows of spring leaf 4
With soft insulator 2 by 10 covering of type chamber opening, when coupler 3 is inserted inside access type chamber 1, the coupler 3 pushes spring leaf 4
Until 4 reverse side of spring leaf is contacted with the bulge-structure 16 of 10 positions of face type chamber opening carries out safety ground.
Further, the spring leaf 4 is that a base portion is connected, rest part and relatively independent flexible metal
Component has been respectively arranged below fixing groove 17 in firewire groove 14 and zero curve groove 15, and the base portion 40 of 4 two sides of spring leaf is inserted
Enter and be fixed in fixing groove 17, the top of spring leaf 4 is equipped with planar metal sheet 41 in non-pressured state to type chamber opening 10
It is closed.
Further, 41 both sides of planar metal sheet at the top of the spring leaf 4 are equipped with the alae 42 extended downwardly.
Further, the power connector 5 that can be plugged is provided in one end of type chamber 1, the power connector is by shell
Body, zero line component 52, zero line side component 53 and ground terminal component 54 form;The zero line component 52 and the zero terminal
Part 53 is the elastic metallic sleeve type structure for being provided with opening, and the firewire conductor 140 and neutral conductor 150 in type chamber 1 are inserted respectively
Enter to zero line component casing 522 and zero line side component casing 532;The power connector 5 is in corresponding type (1 bulge-structure 16
Position be provided with ground terminal component 54, the part metals conductor of the ground terminal component 54 exposes outside 5 shell of power connector
It is in contact with bulge-structure 16.
Further, one end of the type chamber 1 opens up cavity and is fitted into for light current converter 7 and by insulating spacer 19
It is isolated with strong power part, the light current converter 7 includes module 70 and panel 71.
Further, the light current converter 7 further includes pedestal 72, the pedestal 72 be provided be put into for module 70 it is recessed
Slot, the two sides of the pedestal 72 are equipped with transverse slat, are cylindrical structure on the outside of transverse slat, in the shape and cavity of the cylindrical structure
The firewire groove 14 in portion and the arc-shaped groove of zero curve groove 15 match, and are embedded in groove for module 70 to be fixed on sky
It is intracavitary.
The present invention compare the prior art have it is following the utility model has the advantages that
1, the present invention is that new structural power supply taps integrating device, and type chamber is an integral molding structure, and by type chamber
The bulge-structure of bottom setting replaces traditional ground wire, simple for structure, it is easier to installation and construction.
2, spring leaf of the invention uses connected unique base portion, rest part and relatively independent elastic construction, spring
The top of piece is equipped with planar metal sheet and closes in non-pressured state to type chamber opening.Safety ground system (SGS system)
Through the forceful electric power feed unit of entire type chamber.By the structure of spring leaf and type chamber, on the one hand avoid foreign body directly into
Enter the intracavitary portion of type, and be only allowed for access when exterior object exerts a force, on the other hand ensures to enter type when foreign body force
What is touched first after chamber is ground wire.
3, the wiring of forceful electric power and light current, tap and conversion are integrated into a structure and avoid interfering with each other, and realize strong and weak
The integrated synthesis solution of electricity.
4, the mounting means that pen holder type is used between the connecting terminal and cylindrical conductor of power connector of the invention, makes
Therebetween more closely, power effect is more preferable for connection.
5, the present invention, so that whole cavity body structure is thinning, reduces costs because saving ground configurations.
Detailed description of the invention
Fig. 1 ' is the structural schematic diagram of the medium-sized chamber of the prior art;
Fig. 2 ' is the structural schematic diagram of earthing or grounding means in the prior art;
Fig. 3 ' is the structural schematic diagram of power connector in the prior art;
Fig. 4 ' is the connection schematic diagram in power connector storehouse and power connector lid in the prior art;
Fig. 1 is the structural schematic diagram that power supply taps integrating device in the preferred embodiment of the present invention;
Fig. 2 is the apparatus structure schematic diagram for not installing coupler in the preferred embodiment of the present invention;
Fig. 3 is the structural schematic diagram in the medium-sized intracavitary portion of the preferred embodiment of the present invention.
Fig. 4 is the perspective view of the explosion of the medium-sized chamber of the preferred embodiment of the present invention;
Fig. 5 is the schematic diagram of the section structure of the medium-sized chamber of the preferred embodiment of the present invention;
Fig. 6 is the structural schematic diagram of the medium-sized intracavitary each component of the preferred embodiment of the present invention;
Fig. 7 (a) is the overlooking structure diagram of copper bar spring leaf in the preferred embodiment of the present invention;
Fig. 7 (b) is the side structure schematic diagram of copper bar spring leaf in the preferred embodiment of the present invention
Fig. 8 is the motion state schematic diagram that copper bar spring leaf is intracavitary in type in the preferred embodiment of the present invention;
Fig. 9 (a) is the positive structure schematic of power connector in the preferred embodiment of the present invention;
Fig. 9 (b) is the structure schematic diagram of power connector in the preferred embodiment of the present invention;
Figure 10 (a) is the schematic diagram that power connector is inserted into along type cavity direction in the preferred embodiment of the present invention;
Figure 10 (b) is the schematic diagram in the preferred embodiment of the present invention after power connector insert type chamber;
Figure 11 is the schematic diagram of internal structure in power connector storehouse in the preferred embodiment of the present invention;
Figure 12 is the structure schematic diagram in power connector storehouse in the preferred embodiment of the present invention;
Figure 13 is the structural schematic diagram of power connector lid in the preferred embodiment of the present invention;
Figure 14 is the structural schematic diagram of each terminal member in the preferred embodiment of the present invention;
Figure 15 is the schematic diagram that each terminal member connects electric power connection line in the preferred embodiment of the present invention;
Figure 16 (a) is the jack structure schematic diagram of coupler in the preferred embodiment of the present invention;
The side schematic view of the steering arm rotation of coupler in Figure 16 (b) preferred embodiment of the present invention;
Figure 17 (a) is the inside schematic perspective view of coupler in the preferred embodiment of the present invention;
Figure 17 (b) is the inside top structural schematic diagram of coupler in the preferred embodiment of the present invention;
Figure 18 is the present invention looks up structural representation of coupler in the preferred embodiment of the present invention;
Figure 19 (a) is the schematic diagram of the section structure of coupler in the preferred embodiment of the present invention;
Figure 19 (b) is the postrotational the schematic diagram of the section structure of coupler steering arm in the preferred embodiment of the present invention;
Figure 20 (a) is the structural schematic diagram of A class conversion module in the preferred embodiment of the present invention;
Figure 20 (b) is the schematic perspective view of A class converter pedestal in the preferred embodiment of the present invention;
Figure 20 (c) is the side structure schematic diagram of A class converter pedestal in the preferred embodiment of the present invention;
Figure 20 (d) is the side structure schematic diagram of A class converter panel in the preferred embodiment of the present invention;
Figure 20 (e) is the positive structure schematic of A class converter panel in the preferred embodiment of the present invention;
Figure 21 is the schematic diagram that A class conversion module is packed into pedestal in the preferred embodiment of the present invention;
Figure 22 is the schematic diagram of A class converter panel embedded type chamber in the preferred embodiment of the present invention;
Figure 23 is the schematic diagram in the preferred embodiment of the present invention after A class converter embedded type chamber;
Figure 24 is the positive structure schematic of B class converter panel in the preferred embodiment of the present invention;
Figure 25 is the positive structure schematic in the preferred embodiment of the present invention after B class converter panel load module;
Figure 26 (a) is the positive structure schematic of high definition module in B class converter in the preferred embodiment of the present invention;
Figure 26 (b) is the side structure schematic diagram of high definition module in B class converter in the preferred embodiment of the present invention;
Figure 27 (a) is the positive structure schematic of cable television module in B class converter in the preferred embodiment of the present invention;
Figure 27 (b) is the side structure schematic diagram of cable television module in B class converter in the preferred embodiment of the present invention;
Figure 28 (a) is the positive structure schematic of VGA module in B class converter in the preferred embodiment of the present invention;
Figure 28 (b) is the side structure schematic diagram of VGA module in B class converter in the preferred embodiment of the present invention;
Figure 29 is the schematic diagram of B class converter embedded type chamber in the preferred embodiment of the present invention.
In figure:
1 ': gnd conductor 2 ': gnd conductor insulator
3 ': pedestal 4 ': metallic spring 5 ': metal supporting mechanism
6 ': connector storehouse 60 ': tablet 7 ': connector cover
1: type chamber 10: opening 11: groove 12: groove 13: locating slot
14: firewire groove 140: firewire conductor 141: firewire conductor insulation
15: zero curve groove 150: neutral conductor 151: neutral conductor insulator
16: bulge-structure 17: fixing groove 18: alignment slot 19: insulating spacer
2: insulator 3: coupler 4: spring leaf 5: power connector
30: bottom case 31: jack 32: steering arm 33: positioning pin
310: firewire jack 311: zero line jack 312: ground wire jack
320: firewire conductor contact point 321: neutral conductor contact point 322: gnd conductor contact point
40: pedestal 41: planar metal sheet 42: alae
50: connector cover 51: connector storehouse
52: zero line component 520: fire line terminal fixation hole 521: fire-wire power line connecting hole
522: zero line component casing
53: zero line side component 530: zero terminal fixation hole 531: zero curve power supply line connecting hole
532: zero line side component casing
54: ground terminal component 540: ground wire terminal fixation hole 541: ground wire power supply line connecting hole
6: end cap 7: light current converter
70: module 71: panel 72: pedestal
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples.
A kind of power supply tap integrating device proposed by the present invention is made of coupler 3 and power track, if power track by
The integrally formed connection of type chamber 1 composition is done, as shown in Figure 2 and Figure 5, type chamber 1 is the enclosed construction with longitudinal opening 10,
Be open 10 corresponding inside cavity settings fluted 11, is correspondingly arranged in the two sides at 10 positions of type chamber opening and wears for insulator 2
The groove 12 for entering and fixing, insulator 2 are covered in type chamber and are open on the surface at 10 positions, and foreign object only passes through two insulators 2
Between gap just can enter in type chamber 1, insulator 2 is chosen as soft rubber insulator.On one side of any two groove 12
It is additionally provided with the locating slot 13 fixed for coupler 3.
As shown in Figure 5 and Figure 6, type chamber 1 is internally provided with forceful electric power power conductor, is respectively set in the two sides of type chamber groove 11
Two grooves for placing forceful electric power conductors and conductor insulation are in the present embodiment preferably that opening direction is facing perpendicularly to type
More than half round shape groove of chamber center position places the zero curve groove 15 of neutral conductor 150 and neutral conductor insulator 151 positioned at fixed
One end of position slot 13, the firewire groove 14 for placing firewire conductor 140 and firewire conductor insulation 141 are placed in and zero curve groove 15
The parallel other end.The a part on 15 surface of firewire conductor 14 and neutral conductor be coated with insulator to avoid with trench intersection
Place, makes conductor and type chamber insulate, and what firewire conductor 140 and neutral conductor 150 did not wrapped up insulator is partially toward type chamber
Be open 10 directions, makes the conductor inside coupler 3 that can be connected with firewire conductor 140 and neutral conductor 150 in insert type chamber 1
It connects.The bottom of type chamber groove 11 is provided with bulge-structure 16, which substitutes the gnd conductor of traditional structure, with type
Chamber 1 is integrally formed, and the entirety of type chamber 1 and the ground wire of external power supply formed it is good contact, to guarantee grounding safety.This
When, type chamber must have good electric conductivity, and material is preferably aluminium alloy.
Firewire conductor and neutral conductor are placed in inside grooves and directly contact to avoid with human body, save gnd conductor
With the structure of gnd conductor insulator, cost cost saved, but also structure is more simple.
The fixing groove 17 fixed for spring leaf 4 is respectively arranged below in firewire groove 14 and zero curve groove 15, this is fixed
Slot 17 is preferably shaped to V-type, is specifically used for for being inserted into respectively in the fixing groove 17 at the both ends of 4 base bottom of spring leaf, shape
The fixation of 4 position of paired springs piece.
As shown in Fig. 7 (a) and Fig. 7 (b), spring leaf 4 is that a base portion is connected, and rest part is again relatively independent with bullet
Property metal component, the top of spring leaf 4 is provided with multiple planar metal sheets 41, and spring leaf 4 is entered recessed by 1 opening 10 of type chamber
In slot 11, pedestal 40 is stuck in the fixing groove 17 of groove, and planar metal sheet 41 is fixed at the opening 10 of type chamber 1, be not pressurized
Type chamber opening 10 is closed when state.The direction of planar metal sheet 41 towards type chamber opening 10 is plane, guarantees external object
What body contacted first is any point of the plane, and 41 both sides of planar metal sheet at the top of spring leaf 4, which are equipped with, to be extended downwardly
Alae 42, depth can ensure touch the bulge-structure 16 of cavity bottom when 3 insert type chamber 1 of coupler, main
If playing the role of safety ground.Specifically, when coupler 3 does not have contact-type chamber 1, the planar metal sheet of spring leaf 4
41 are on a horizontal surface with the opening 10 of type chamber 1, also, in the surface of spring leaf 4, that is, type chamber opening 10 using insulation
Body 2 covers, and avoids the inside of the direct contact-type chamber 1 of any exterior object;As shown in figure 8, when spring leaf 4 is not pressed down,
The alae 42 of spring leaf 4 to 16 upper end of bulge-structure of cavity bottom has first distance d1, when spring leaf 4 is pressed down,
The alae 42 of spring leaf 4 can first be in contact with the bulge-structure 16 of cavity bottom, thus achieve the purpose that safety ground, and
It is connected to due to the pedestal 40 of spring leaf 4, although the position that several planar metal sheets 41 push is inconsistent, it is understood that there may be wherein
There is an other alae to be not connected to the bulge-structure 16 of cavity bottom, but what pedestal 40 was connected, as long as there is a wing
Body 42 is grounded, and rest part similarly achievees the purpose that safety ground, and other planar metal sheets not pushed then always with type
For chamber opening in same horizontal line, protection exterior object can not be directly entered the intracavitary portion of type.
Type chamber 1 is whole to use the electrically conductive refractory material of hard, and the length of power track freely determines according to actual needs, can
It is attached by multiple type chambers, the two sides of 1 groove of type chamber are respectively arranged with horizontal and vertical alignment slot 18, will by alignment slot
Multiple type chambers 1 are fixedly connected, and alignment is completed in the resilient key that insertion diameter is slightly smaller than alignment slot diameter in alignment slot 18, so
On the one hand showing can prevent internal conductors damaged caused by external factor from causing security risk, on the other hand can satisfy practical need
It is arranged and multiple takes electric point.
When only needing forceful electric power, the electricity connecting with external forceful electric power power supply line is respectively set in the both ends inside type chamber 1
Source connector 5, the connector 5 are made of shell and shell inner end component.Power connector 5 is that a plug is set in type chamber 1
Structure, which can only realize the connection of type chamber and inner conductor at insert type chamber rear.Shell is by connector cover 50
Composition is screwed with connector storehouse 51;As shown in figure 14, terminal member includes zero line component 52,53 and of zero line side component
Ground terminal component 54, each terminal member are both provided with terminal fixation hole and power supply line connecting hole.As shown in figure 11, in connections storehouse 51
Provided with the groove for placing different terminal members, terminal member is put into groove and is fixed using terminal fixation hole with screw, zero curve
Terminal member and zero line component are set to the two sides in connector storehouse, the position consistency of position and the setting of type cavity inner conductor;Such as
Shown in Figure 15, external power cord is fixedly connected using power supply line connecting hole with screw and nut.Zero line component 52 and zero
Line end component 53 is respectively the sleeve type structure with opening, and the intracavitary firewire conductor of type and neutral conductor can be inserted into respectively
In zero line component casing (522) and zero line side component casing (532), it can guarantee have most between conductor and casing using the casing
Big contact area solves conductor and external power supply contact loosely during power supply tap integrating device is carried or is mobile
Gu be easy to causeing cold phenomenon.As shown in figure 12, ground terminal component 54 is a plain bending structure, the warp architecture
Extend out to after insertion shell the bottom in power connector storehouse 51 and be exposed to it is outer, when power connector be inserted into type it is intracavitary when, should
Bending part will be in contact with the bulge-structure 16 in type chamber 1, realize the connection of gnd conductor and power supply.Electricity is installed at both ends
After source connector 5, the closing that entire type chamber is completed in end cap 6 is loaded onto respectively.
When needing forceful electric power and light current integrates, as shown in figures 1 and 3, one end of type chamber needs to install light current and turns
Parallel operation 7 needs the one end for installing light current converter 7 not need installation power connector 5 and end cap 6, one end of type chamber 1 then at this time
Cavity is opened up to be fitted into and be isolated by insulating spacer 19 with strong power part, the intracavitary forceful electric power conductor of type for light current converter 7
It is completely isolated with light current convenor section, become a completely enclosed structure.Light current converter 7 is used as independent structure, weak
Electric transducer 7 is placed in inside cavity, and shape, size and the type chamber 1 of the cavity of light current converter are consistent, and the difference of the two only exists
The cavity bottom that uses in light current converter is simultaneously not provided with bulge-structure, is set on mouth structure.
The kind and quantity of light current can determine as needed.Light current converter can be divided into two classes according to mounting means, wherein
One kind includes network commutator and telephony converter, is referred to as A class converter;Another kind of includes high definition converter, VGA converter
And cable television converter, it is referred to as B class.A class converter includes module 70, pedestal 72 and panel 71, module 70 such as Figure 20 (a)
It is shown, it is the component realizing network or phone and being connect with outside line;Pedestal 72 is such as to realize mould shown in Figure 20 (b) and 20 (c)
The combination of block and type chamber is fixed, and the middle section of pedestal is provided with the groove being put into for module, and the two sides of pedestal are respectively set
There is transverse slat, is cylindrical structure, the shape of cylindrical structure and the firewire groove 14 of inside cavity and zero curve groove on the outside of transverse slat
15 arc-shaped groove matches, and is embedded in groove for module 70 to be fixed in cavity, as shown in figure 21 and figure, mould
Block 70 is put into the groove in pedestal 72, is then put into pedestal 72 from one end of cavity, the cylindrical structure point of 72 two sides of pedestal
Other inlay card is in the fixation for completing pedestal Yu type chamber in the intracorporal arc-shaped groove of chamber, as shown in Figure 20 (d) and 20 (e).Panel
71 two sides are provided with protrusion, and the groove shape which is arranged with cavity hatch two sides matches, the mounting means of panel with
Insulator is installed in type chamber groove 12 equally, and panel is slid into the groove on cavity by the downward protrusion in both ends, covering
On module, the material of panel be can be selected and the consistent material of type chamber, holding overall appearance beauty.
B class converter includes module 70 and panel 71, and module can be high definition module, cable television module and VGA module,
Three modules are screwed on panel, can be realized simultaneously the decomposition and switching of voice, video, TV signal.Tool
For body, as described in Figure 26 (a), 26 (b) and Figure 28 (a), 28 (b), high definition module and VGA module two sides are provided with fixed spiral shell
Wire hole is fixed after only screw need to being penetrated to screw hole and panel;As shown in Figure 27 (a) and 27 (b), cable television module,
It is buckled on panel surface using the annular projection on television module, screws down and be fixed in panel reverse side.Then, by face
Plate is slid into the groove on type chamber by the protrusion at both ends, the combination of finishing type chamber and light current converter.
The tap of forceful electric power power supply and conversion rely on the independent coupler 3 that may be connected to type chamber inner conductor to realize,
Coupler is made of bottom case 30, jack 31, steering arm 32, positioning pin 33 and lockable mechanism.The front setting of coupler bottom case 30
There is jack 31, the shape of jack 31 needs to determine come specific according to the plug used, and the back side of coupler bottom case 30, which is provided with, to be turned
To arm 32, steering arm is the conductor transmission shaft that can be rotated clockwise and counterclockwise, is provided with fire in steering arm 32
Line conductor, neutral conductor and gnd conductor, as shown in Figure 19 (a) and Figure 19 (b), in the side point of the left and right ends of steering arm 32
It is not provided with firewire conductor contact point 320 and neutral conductor contact point 321, firewire conductor contact point 320 and neutral conductor contact
The position of point 321 firewire groove 14 and zero curve ditch intracavitary with type after the intracavitary portion of 32 insert type of steering arm rotates clockwise 90 °
Slot 15 is identical, is in contact respectively with firewire conductor and neutral conductor, and the lower end at 32 middle part of steering arm is provided with gnd conductor contact
Point 322, position and type chamber bulge-structure 16 are in contact;In order to preferably control contact position, in 32 both ends of steering arm
Portion is provided with casing and inside pipe casing is provided with spring, and firewire conductor contact point 320 and 321 part of neutral conductor contact point are set
It is placed in inside pipe casing and is touched with spring interface, when contact point touches the intracavitary conductor of type, due to the effect of spring and casing,
Contact point can only bullet outside horizontal direction conductor direction, to have the function that completely attach to conductor;Gnd conductor contact point 322 pushes
When must guarantee spring leaf alae at least one touch the intracavitary bulge-structure of type.
As shown in Figure 17 (a) and Figure 17 (b), the firewire, zero curve, wire conductor in steering arm are in addition to the conductor intracavitary with type
It is connected, the other end is connected with firewire jack 310, zero line jack 311 and the ground wire jack 312 on coupler 3, wherein
A built-in switch, switch phase in the form of contact are provided between 32 firewire conductor of steering arm and coupler firewire jack 310
Lian Bingyu coupler steering arm 32 links.Only when steering arm rotates clockwise 90 °, two contact of switch can just be connected, and
And two contacts disconnect when steering arm turning anticlockwise.When contact is connected, three conductors of steering arm are intracavitary with type respectively
Conductor be connected with the conductor in jack, with connection circuit.Lockable mechanism, lockable mechanism are provided on coupler bottom case 30
Define steering arm can only along the groove on pedestal in 90 ° in clockwise and counterclockwise directions, when steering arm is gone at 90 °,
Groove is provided with a bulge-structure, prevents steering arm from continuing to rotate.In the side of steering arm 31,30 are provided with positioning pin on bottom case
32, the quantity of positioning pin 32 can be two longitudinal arrangements, and in the same size, the shape size of positioning pin 32 is respectively and on type chamber 1
Locating slot 13 matches, and in the present embodiment, locating slot and positioning pin are V-type, and coupler 3 is fully inserted by positioning pin 33
The fixation of the two is completed in locating slot 13 on type chamber 1, and the steering arm 32 of coupler 3 will be under spring leaf 4 because of the effect of external force
It is pressed into type chamber 1, the conductor that the depth of locating slot 13 need to ensure that steering arm 32 can be intracavitary with type is in contact, and steering arm 32 enters
After type chamber 1, bottom case is rotated, steering arm 32 is rotated to 90 °, at this time the firewire, neutral conductor of two end side surface of steering arm and bottom
Firewire conductor, neutral conductor and the bulge-structure intracavitary with type is in contact gnd conductor respectively, when plugging in, it can be achieved that electricity
The circulation of stream.
Although the present invention is disclosed as above with preferred embodiment, however, it is not to limit the invention, any this field skill
Art personnel, without departing from the spirit and scope of the present invention, when can make a little modification and perfect therefore of the invention protection model
It encloses to work as and subject to the definition of the claims.