CN101325295A

CN101325295A - Rotating electric connection device and plug, socket thereof as well as electric connection method

Info

Publication number: CN101325295A
Application number: CNA2007101188094A
Authority: CN
Inventors: 韩剑桦; 李玖
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-06-11
Filing date: 2007-06-11
Publication date: 2008-12-17

Abstract

The invention relates to a rotary electrical connection device, as well as the plug, the socket and the electrical connection method thereof. The electrical connection device comprises at least a plug and at least a socket, wherein the plug is provided with a plugging bolt, and at least two first metal contacts used for conduction and connection are respectively arranged on the plugging bolt; the socket is provided with a plugging bolt hole adapted to the plugging and the pulling of the plugging bolt, an insertion guide slot and a pull guide slot which are respectively arranged on the hole wall of the plugging bolt hole, and at least two second metal contacts used for the conduction and the connection; the insertion guide slot and the pull guide slot deviate by a first reservation angle along the aperture direction; the insertion guide slot corresponds to an insertion position, and the pull guide slot corresponds to a conduction position; the plugging bolt is inserted along the insertion guide slot in the insertion position, and rotated to the conduction position from the insertion position at the first reservation angle, so that the first metal contacts are in frictional contact with the second metal contacts; the plugging bolt is directly pulled out of the plugging bolt hole along the pull guide slot in the conduction position to ensure that the first metal contacts and the second metal contacts are separated and powered off.

Description

Rotary type electric connection device and plug thereof, socket and electrically connected method

Technical field

The present invention relates to a kind of rotary type electric connection device and plug thereof, socket and electrically connected method, particularly relate to a kind of rotate the contact and can directly extract the rotary type electric connection device and the socket thereof of outage, be not only applicable to light current power devices such as appliance plug and common socket, terminal block, magazine socket, special-purpose active socket, be particularly useful for the forceful electric power power device.

Background technology

At present, common electrically connected method and device all are card edge type, insert promptly to be communicated with, and extract promptly to disconnect, and are that plug with electrical appliance directly inserts in the jack of the socket that has power supply to reach the purpose that electricity consumption continues.This traditional electrically connected method and device though use easylier, are finished electrical connection because it is resilience and a conductivity by hard contact self.Such hard contact must possess conduction and chucking dual-use function simultaneously, causes loosening or virtual connection easily, can not guarantee the reliability that is electrically connected.And traditional plug is because the metal part that exposes is oversize, too many, not only waste raw material and also when pegging graft and extracting as cooperate bad with socket or method not to easy electric shock.The metal part is oversize, bending and influence use easily in transit or in using.In addition, this traditional electrically connected method and device can not guarantee synchronous insertion, through regular meeting's starting the arc, not only waste electric energy when the plug plug, and severe patient also can be used electrification.

For electrically connected method and the shortcomings such as device is dangerous, dangerous greatly, waste electric energy, poor reliability that overcome existing direct plug, prior art has disclosed a kind of rotary elastic electrical connection method and device, this device comprises the rotary spring back plug that has direction recess and contact A and has the rotary spring back socket of security protection boss and contact B, cooperate by direction recess and boss, with the plug rotation and recoil to contact A and B meshes and finishes electrical connection; Otherwise, can cut off the power supply after the reverse rotation, and can extract from former road.But when emergency takes place, thereby people often wish the fast break that can directly pull the plug out of the socket, yet above-mentioned arrangements of electric connection is because the restriction on the self structure, and it just can cut off the power supply after must reverse rotation and pull the plug out of the socket from former road, therefore, outage speed is slow, has certain potential safety hazard.

Prior art has also disclosed method of attachment of a kind of coaxial rotary electric and device, and this device also is by concentric rotary connector, and in the contacts side surfaces of plug and socket conduction, and the reverse rotation outage method of extracting realizes being electrically connected.But there are defectives such as slow, the easy starting the arc of outage speed too in the device of this structure, has certain potential safety hazard.

And, in the prior art, because the contact on the plug of arrangements of electric connection is in same plane fully, cause the distribution distance of its contact nearer, therefore, the starting the arc easily in the contact conducting process can produce electric spark when serious, thereby there is certain potential safety hazard, especially in forceful electric power is used, causes security incident especially easily.

In addition; the danger of above-mentioned existing electrically connected method and device is bigger; people (particularly child) usually can be because of causing electric shock or short circuit with hand or conducting objects insertion jack because of carelessness; thereby cause personnel's casualty accident and short circuit accident; therefore; in actual use can not be satisfactory, there is certain potential safety hazard.

Summary of the invention

Technical problem to be solved by this invention is to provide a kind of and rotates contact and can directly extract the rotary type electric connection device of outage and plug, socket, has overcome that common rotary contact type socket commonly used in case of emergency can't directly pull the plug out of the socket and the defective of fast break.

Another object of the present invention is to provide a kind of rotary electric method of attachment of rotating contact and can directly extract outage, realize disclosing being electrically connected of head and socket by inserting in the gathering sill guiding plug insertion socket and rotating to conductive site, and, overcome that common rotary contact type socket commonly used in case of emergency can't directly be extracted and the defective of fast break by extracting the gathering sill realization fast break that directly pulls the plug out of the socket.

To achieve these goals, the invention provides a kind of rotary type electric connection device, comprising: at least one plug, have a grafting bolt, on described grafting bolt, be respectively arranged with at least two and be used to conduct electricity first hard contact that connects; At least one socket, grafting keyhole with an adaptive described grafting bolt plug, and be separately positioned on insertion gathering sill on the hole wall of described grafting keyhole, extract gathering sill and be used to conduct electricity second hard contact that is connected with at least two, described insertion gathering sill and the described gathering sill of extracting are offset first predetermined angular along the aperture direction, the corresponding insertion position of described insertion gathering sill, the described corresponding conductive site of gathering sill of extracting; Described grafting bolt is inserted into described insertion position along described insertion gathering sill, described grafting bolt rotates to described conductive site from described insertion position by described first predetermined angular and makes described first hard contact and the described second hard contact CONTACT WITH FRICTION, directly extracts described grafting keyhole and makes described first hard contact separate outage with described second hard contact along the described gathering sill of extracting at the above grafting bolt of described conductive site.

Preferably, among the present invention, described first hard contact is two first power electrodes, is oppositely arranged on the lateral wall of this plug; One first grounding electrode is offset described first predetermined angular along the direction of rotation of this grafting bolt and the line between this two first power electrodes and is arranged on the lateral wall of this plug; And described second hard contact is oppositely arranged on the hole wall of this grafting keyhole for two second source electrodes are arranged, and can be electrically connected with this first power electrode on this conductive site; One second grounding electrode is disclosed the direction of rotation that connects bolt and the line between this two second sources electrode along this and is offset described first predetermined angular and is arranged on the hole wall of this grafting keyhole, can be electrically connected with this first grounding electrode on this conductive site.

To achieve these goals, the present invention also provides a kind of rotary electric gang socket, with one disclose the head cooperate, this socket has a grafting keyhole, grafting keyhole with grafting bolt plug of an adaptive described plug, and be separately positioned on insertion gathering sill on the hole wall of described grafting keyhole, extract gathering sill and be used for second hard contact that is connected with first hard contact conduction on the described grafting bolt with at least two, described insertion gathering sill and the described gathering sill of extracting are offset first predetermined angular along the aperture direction, the corresponding insertion position of described insertion gathering sill, the described corresponding conductive site of gathering sill of extracting; Wherein, described insertion gathering sill is used to guide described grafting bolt to be inserted into described insertion position, and rotate to described conductive site from described insertion position by described first predetermined angular and make described first hard contact and the described second hard contact CONTACT WITH FRICTION, directly extract described grafting keyhole and make described first hard contact separate outage along the described gathering sill of extracting at the above grafting bolt of described conductive site with described second hard contact.

Preferably, among the present invention, a locking mechanism is set also in this socket, the restriction plug is pulled out on latched position, guarantees to be electrically connected; On open position, expose the grafting keyhole, so that directly pull the plug out of the socket outage.

Preferably, among the present invention, be provided with spring between second hard contact in this socket and the hole wall of grafting keyhole, closely contact with first hard contact on the plug in order to guarantee second hard contact.

Preferably, among the present invention, this socket also is provided with the dustproof protective door device, and installs by the elastic mechanism of stagewise, thereby dwindles the thickness of socket.

To achieve these goals, the present invention also provides a kind of rotary electric attachment plug, have at least two sockets that are used to conduct electricity second hard contact that is connected and cooperate with one, have an insertion position and a conductive site in described socket inside, wherein, this plug has a grafting bolt that is used to insert described socket, is respectively arranged with at least two on the lateral wall precalculated position of this grafting bolt and is used to conduct electricity first hard contact that connects; Described grafting bolt rotates to described conductive site from described insertion position by one first predetermined angular and makes described first hard contact and described second hard contact CONTACT WITH FRICTION conduction, and directly extracts described grafting bolt at the above grafting bolt of described conductive site and make described first hard contact separate outage with described second hard contact.

Preferably, described grafting bolt is along the descending step-like cylinder of direction of insertion, and described at least two first hard contact branches are located on the precalculated position of different step outer walls; Described first hard contact is: two first power electrodes are oppositely arranged on the lateral wall of this grafting bolt; One first grounding electrode is offset described first predetermined angular along the direction of rotation of this grafting bolt and the line between this two first power electrodes and is arranged on the lateral wall of this grafting bolt plug.Preferably, the vertical interval between these two first power electrodes and this first grounding electrode is 3～10mm.

To achieve these goals, the present invention also provides a kind of rotary electric method of attachment, comprising:

One inserts Connection Step, is used for a plug is inserted into an insertion position of a socket inside;

The one conduction step that is rotatably connected is used for described plug is disclosed the conductive site that the implantation site rotates to described plug inside from described, and in described conductive site, described plug and described socket are realized conducting by the hard contact CONTACT WITH FRICTION;

One extracts the outage step, be used for described conductive site described plug is directly extracted from described socket inside and realize the outage.

According to an aspect of the present invention, arrangements of electric connection of the present invention by connection is set on gathering sill simultaneously the insertion gathering sill and extract gathering sill, guarantee that plug after rotation contact conduction, can extract gathering sill certainly and directly extract outage, guaranteed Electrical Safety.Compare with traditional rotary contact type arrangements of electric connection, the electrically connected method of having broken traditional rotation contact, reverse rotation outage and having extracted has overcome the defective that traditional arrangements of electric connection in case of emergency can't directly be extracted outage, and security performance is higher.And, by grounding electrode and power electrode are set in different level, like this, in onesize arrangements of electric connection, kind electrode method to set up of the present invention can make the distance between them widen, significantly reduce in the electrical connection process probability of the starting the arc easily or electric spark, thereby guaranteed Electrical Safety, especially guaranteed the safety in the forceful electric power application process.

According to a further aspect in the invention, the present invention fixes on latched position with plug latch by locking mechanism is set in the time of can conducting electricity, and promptly is limited in the socket, exposes the grafting keyhole of socket when needs cut off the power supply, and can directly plug be extracted in socket.And, by between the hole wall of second hard contact of socket and grafting keyhole, spring being set, closely contact with first hard contact to guarantee second hard contact, thus make electrically contact more firm.And in the grafting keyhole of socket, protective door device is installed by the stagewise elastic mechanism, and be used to prevent dust, make electricity consumption safer.

Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.

Description of drawings

Figure 1A is the perspective view of the plug of the preferable arrangements of electric connection of the present invention one;

Figure 1B is the perspective view of the other direction of Figure 1A plug;

Fig. 2 is the overall structure schematic diagram of disclosing seat of the preferable arrangements of electric connection of the present invention one;

Fig. 3 A is the front decomposition texture schematic diagram of the socket of Fig. 2;

Fig. 3 B is the back side decomposition texture schematic diagram of the socket of Fig. 2;

Fig. 4 is the structural representation of the socket behind the removal loam cake among Fig. 2;

Fig. 5 A is along the cutaway view of A-A line among Fig. 4;

Fig. 5 B is along the cutaway view of B-B line among Fig. 4;

Fig. 6 is the structural representation of socket matrix of the present invention;

Fig. 7 A is the Facad structure schematic diagram of of the present invention one preferable power source base;

Fig. 7 B is the structure schematic diagram of the power source base of Fig. 7 A;

Fig. 7 C is the Facad structure schematic diagram of another preferable power source base of the present invention;

Fig. 7 D is the structure schematic diagram of central dividing plate of the present invention;

Fig. 8 A assembles the front decomposition texture schematic diagram of preceding ground connection pedestal for the present invention;

Fig. 8 B is the Facad structure schematic diagram of the ground connection pedestal after the present invention assembling;

Fig. 8 C assembles the back side decomposition texture schematic diagram of preceding ground connection pedestal for the present invention;

Fig. 8 D is the structure schematic diagram of the ground connection pedestal after the present invention assembling;

Fig. 9 is the structure schematic diagram of the shell of socket of the present invention among Fig. 2;

Figure 10 is the structural representation that is installed in the locking mechanism on the shell back side among Fig. 9;

Figure 11 A is the Facad structure schematic diagram that protective cover of the present invention and mount pad fit together;

Figure 11 B is the structure schematic diagram that protective cover of the present invention and mount pad fit together;

Figure 12 A is the Facad structure schematic diagram after the assemblings such as power source base, intermediate spacers, ground connection pedestal, protective cover, mount pad;

Figure 12 B is the structure schematic diagram of Figure 12 A;

Figure 12 C is the cutaway view of the initial condition of plug of the present invention from access road insertion socket;

Be in the view of conductive site after Figure 12 D turn 90 degrees for plug among Figure 12 C revolves in socket, wherein first grounding electrode is connected with second grounding electrode conduction, and first power electrode is connected with the second source electrodes conduct;

Figure 13 is the structural representation of another preferable arrangements of electric connection of the present invention;

Figure 14 A is the structural representation of plug among Figure 13;

Figure 14 B is the structural representation of other direction of the plug of Figure 14 A;

Figure 14 C is along the cutaway view of C-C line among Figure 14 B;

Figure 15 is the front decomposition texture schematic diagram of socket among Figure 13;

Figure 16 A is the Facad structure schematic diagram of the shell of socket among Figure 15;

Figure 16 B is the structure schematic diagram of the shell of Figure 16 A;

Figure 17 A is the structural representation before another preferable ground connection pedestal assembling of the present invention among Figure 15;

Figure 17 B is the structural representation after the ground connection pedestal of Figure 17 A is assembled;

Figure 18 is the structural representation of socket matrix among Figure 15.

Wherein, Reference numeral

100 sockets, 110 grafting keyholes

130 access roades, 150 exit passageways

10 socket matrixes, 101 socket matrix keyholes 102 engage step

11,12 second source electrode cables export 13 second grounding electrode wire outlets

18 inserting columns

20 power source base, 201 power source base keyholes, 203 guide grooves

21,22 second source electrodes, 210,220 power electrode mounting grooves

211,221 second source electrodes conduct contact-making surfaces

212,222 electrode connecting piece, 213,223 electrode Connection Blocks

23,24 electrode-fixing section, 230,240 spring mounting grooves, 25 springs

27 first arcs, 28 supporting brackets

30 ground connection pedestals, 301 ground connection pedestal keyholes

31 second grounding electrodes, 33 gathering sills, 34 recess step

310 grounding electrode mounting grooves, 311 second grounding electrode conductive contact surfaces

312 electrode connecting piece, 313 electrode Connection Blocks, 315 plug portions

3151 plug inclined-plane 3152 vertical stretches, 3153 sticking departments

331 insert gathering sill 332 extracts gathering sill 333 connection gathering sills

401 perforates of 40 shells

403 first breach, 405 second breach, 45 depressions

50 locking mechanisms

51 catch, 52 bolts, 53 nuts

54 location-plates, 515,545 projections, 55 reinforcements

60 mount pads

61 chutes, 611 edges, 62 dividing plates

Through hole 605 lower through-holes 607 spaces on 603

63 guide pillars, 64 first spring fixed seats, 65 convex edges

70 protective covers, 71 side travellers, 711 grabs

73 guide pillars, 74 prickers, 75 second spring fixed seats

80 elastic mechanisms

81 turriform springs, 82 first springs, 83 second springs

90 central dividing plates, 91 screws, 901 dividing plate keyholes

903, profile in 905 dividing plate breach, 95 spring fixed seats 951

200 plugs, 201 grafting bolts, 202 boss

204 locking mouthful 208 post holes, 203 thorn caves

210 heads, 215,216 first power electrodes

220 afterbodys, 225 first grounding electrodes

Embodiment

Shown in Figure 1A, 1B, the plug 200 of of the present invention one preferable arrangements of electric connection has a grafting bolt 201, the lateral wall of this grafting bolt 201 is provided with at least two and is used to conduct electricity first hard contact that connects, and this first hard contact is provided with first power electrode 215,216 and first grounding electrode 225.Preferable, for the ease of plug, plug 200 of the present invention forms the little step-like cylinder of afterbody 220 enlarged head 210, and in an enterprising step of lateral wall one boss 202 is set, so that the guiding plug inserts and extracts.Produce electric spark or starting the arc phenomenon when electrically contacting, what the present invention was preferable is separately positioned on (shown in Figure 1A, 1B) in the different cross section with first hard contact along direction of insertion, as with as described in first power electrode 215,216 be oppositely arranged on the both sides of head 210, first grounding electrode 225 is arranged on the lateral wall of afterbody 220, as directly overlay on this boss 202, and and these two first power electrodes 215,216 between line be offset first predetermined angular, as 90 the degree.Vertical interval H between these two first power electrodes 215,216 and this first grounding electrode 225 shown in Figure 1A, can decide according to safety requirements, as is 3～10mm, and preferable desirable 6mm is to guarantee Electrical Safety.

Shown in Fig. 2,3, socket 100 of the present invention can comprise socket matrix 10, power source base 20, ground connection pedestal 30, shell 40 etc., and wherein, power source base 20 and ground connection pedestal 30 fit together, be configured for the plug connector of patchplug 200, and be enclosed in socket matrix 10 and the shell 40.This socket 100 is formed with a grafting keyhole 110, it can be made up of the keyhole that correspondence is arranged on described power source base 20, ground connection pedestal 30, the shell 40, and this is disclosed the hole wall that connects keyhole 110 and is provided with second hard contact, this second hard contact can comprise second source electrode 21,22 (shown in Fig. 7 A) and second grounding electrode 31 (shown in Fig. 8 A), also can link to each other with lead with the corresponding setting of described first hard contact.Specifically, be formed with the access road 130, the exit passageway 150 that are provided with and are communicated with along grafting keyhole 110 aperture direction deflections first predetermined angular (as 90 degree) on the hole wall of the grafting keyhole 110 of this socket 100 of the present invention, be respectively applied for for these socket 100 neutralizations of described plug 200 insertions and from this socket 100, extract, and described access road 130 correspondence positions are an insertion position, and described exit passageway 150 correspondence positions are a conductive site.More particularly, the present invention also passes through a stagewise elastic mechanism 80 (concrete structure is shown in Fig. 5 A, 5B) with a protective door device, comprise mount pad 60 and thereon the protective cover 70 (concrete structure is shown in Figure 11 A, 11B) of being slidingly installed, be installed in this grafting keyhole 110, realize resilience location and dustproof.

As shown in Figure 4, and in conjunction with Fig. 2, the present invention also is provided with insertion gathering sill 331 with connection and the gathering sill 33 (concrete structure sees also Fig. 8 C) of extracting gathering sill 332 on the hole wall of this grafting keyhole 110, this inserts first breach, the 403 corresponding settings at perforate 401 edges on gathering sill 331 and the shell 40, form described access road 130, and it is corresponding with second breach 405 at perforate 401 edges of shell 40 to extract gathering sill 332, forms described exit passageway 150.This gathering sill 33 can be used for being inserted into the insertion position by this boss 202 guiding plugs 200 from access road 130, and can be counterclockwise (as R direction among Fig. 2, and according to the actual design difference, this direction of rotation can be different) rotation first predetermined angular (as 90 degree) is to extracting gathering sill 332 corresponding conductive site with this, and first hard contact on this moment plug 200 contacts conduction with second hard contact on the socket 100 in side friction.And when the generation emergency maybe needed to cut off the power supply, rotary type electric connection device of the present invention can directly be extracted outage with plug 200 apace from the exit passageway 150 of socket 100, thereby has guaranteed Electrical Safety.Compare with common rotary contact type socket, because the gathering sill of common rotary contact type socket only has an opening, i.e. the insertion of plug and extract all and must pass through from this opening, therefore, this socket need will can be extracted from opening after the plug reverse rotation when outage.And the gathering sill of socket of the present invention has two openings, the outlet of promptly inserting the inlet of gathering sill 331 and extracting gathering sill 332, plug can insert rotation contact back conduction from inlet, directly extract outage from exporting then, thereby overcome common rotary contact type socket can't directly be extracted outage after the conduction contact defective.

Please continue with reference to figure 4 and Fig. 5 A, 5B, and in conjunction with Figure 11 A, 11B, electrode on the hole wall of contamination by dust grafting keyhole, the present invention also is provided with protective door device on socket 100, and it is slidably mounted in the grafting keyhole 110 by a stagewise elastic mechanism 80.Preferable, this protective door device comprises mount pad 60 and protective cover 70, the two cooperates with the corresponding chute 61 that is arranged on the mount pad 60 by the traveller 71 that the protective cover both sides are set installs, but and slide relative, at the traveller 71 terminal grabs 711 that form, the corresponding edge 611 that forms in chute 61 upper ends prevents to break away from when protective cover 70 from upwards sliding mount pad 60.And, this mount pad 60 is separated into through hole 603 and lower through-hole 605 by a dividing plate 62, between mount pad 60 lower through-holes 605 and socket matrix 10, one turriform spring 81 and first spring 82 that is sleeved in this turriform spring 81 are installed, between the last through hole 603 and protective cover 70 back sides, second spring 83 is installed, thereby form described stagewise spring mechanism 80, realize the resilience location of protective door device.The bottom outside edge of this mount pad 60 also is provided with convex edge 65, cooperates with the grafting keyhole edge of power source base 20, breaks away from this grafting keyhole when avoiding the protective door device resilience.Protective cover 70 tops also can be provided with pricker 74 (as shown in Figure 2), like this, can produce tingling sensation to finger when pointing when the outside pushes away protective cover, thereby prevent the generation of the behavior that touches, and avoid causing electric shock accidents.Accordingly, be provided with the thorn cave 203 (as Figure 1A shown in) adaptive at pin head 210 end faces with this pricker 74.Certainly; also can directly one protective cover be installed by a spring; can realize the dustproof purpose equally; but; this protective cover adds the protection structure of spring, and in actual applications, the elastic force of this spring needs enough this protective cover resilience to be put in place greatly; and its reaction force to the socket bottom of the big more spring of elastic force is big more, causes a breakage of disclosing the seat bottom easily.By comparison, this protective door device of installing by the stagewise elastic mechanism of the present invention both can have been avoided can reducing the integral thickness of socket again because of using the bigger spring of elastic force to cause infringement to the socket bottom.

Below in conjunction with Fig. 6～Figure 11 B, further describe the structure of present embodiment socket 100 each critical piece.

As shown in Figure 6, and in conjunction with Fig. 5 A, 5B, this socket matrix 10 further is formed with socket matrix keyhole 101, is used to install this turriform spring 81 and power source base 20.These socket matrix keyhole 101 edge parts further are recessed to form and engage step 102.And these socket matrix 10 sides can form a plurality of

wire outlets

11,12,13, draw outside the socket with the lead that links to each other with second grounding electrode 31 for the lead that links to each other with

second source electrode

21,22 respectively.

Continue with reference to figure 7A, the present invention's one preferable power source base 20 has power source base keyhole 201, is complementary with the external diameter of the head 210 of plug 200.By electrode mounting groove 210,220 described two second source electrodes 21,22 are installed respectively on the electrode-fixing section 23,24 of this power source base 20, the conductive contact surfaces 211,221 of these two electrodes is curved, and relative to one another along the hole wall setting of power source base keyhole 201.For easy to connect, this second source electrode 21,22 is fixed on the socket matrix 10 by an electrode connecting piece 212,222 and an electrode Connection Block 213,223 respectively, lead (not shown) on it is drawn outside the socket by the wire outlet on the socket matrix 10 11,12, connects with convenient.Shown in Fig. 7 B, power source base 10 lower surfaces (being the back side), further stretching out along these power source base keyhole 201 hole walls forms two first arcs 27 that are oppositely arranged, and cooperates installation with socket matrix keyhole 101; In the periphery of these two first arcs 27, the lower surface of this power source base 20 further extends to form the supporting bracket 28 that supports on the joint step 102 that is installed in socket matrix keyhole 101 edges.

Shown in Fig. 7 C, in order further to strengthen this

second source electrode

21,22 and first power electrode 215, electrically contacting between 216, the present invention preferable in two relative electrode-fixing section 23 of

power source base

20,24 are provided with a spring mounting groove 230,240, one spring 25 is installed in it, this spring 25 is at this spring mounting groove 230,240 interior and these

second source electrodes

21,22 conductive contact surfaces 211,221 the back side is replaced, like this, at first power electrode 215,216 with this second source electrode 21, during 22 conduction contacts, this spring 25 can be with this

second source electrode

21,22 outside bullets, thus first power electrode 215 guaranteed, 216 with second source electrode 21, closely contact between 22.

Shown in Fig. 7 D, in order further to guarantee the fixing of spring 25, the present invention is preferable is set with a central dividing plate 90 on power source base 20, this central dividing plate 90 also has the dividing plate keyhole 901 corresponding with described grafting keyhole 110, and respectively with insert gathering sill and extract the corresponding dividing plate breach of gathering sill 903,905.At described central dividing plate 90 back sides, on spring mounting groove 230, the 240 corresponding positions of the electrode-fixing

section

23,24 of described electrode base 20, also be respectively arranged with a spring fixed seat 95, this spring fixed seat 95 inserts in these spring mounting grooves 230,240, and by fixing this spring 25 with the adaptive interior profile 951 of described spring 25 outlines.

Shown in Fig. 8 A～8D, this ground connection pedestal 30 has ground connection pedestal keyhole 301, be complementary with the external diameter of the afterbody 220 of plug 200, and its hole wall is provided with described gathering sill 33, it comprises the insertion gathering sill 331 that communicates with each other, extract gathering sill 332 and be communicated with gathering sill 333, wherein, this inserts gathering sill 331, extract gathering sill 332 skews first predetermined angle theta, be provided with as 90 degree, and the upper surface of this ground connection pedestal 30 (promptly positive) vertically is through to lower surface certainly, and should insertions gathering sill 331 and extract gathering sill 332 near the position of these ground connection pedestal 30 lower surfaces (being the back side) along the hole wall of this ground connection pedestal keyhole 301 by 333 connections of connection gathering sill.Second grounding electrode 31 is installed in this by the grounding electrode mounting groove 310 that is positioned at these connection gathering sill 333 1 sides and extracts gathering sill 332, and its conductive contact surfaces 311 correspondences are positioned on the conductive site.Like this, first grounding electrode 225 on the plug of the present invention can insert gathering sill 331 along this and be inserted into the insertion position, and rotates to conductive site along being communicated with gathering sill 333 towards extracting gathering sill 332, realizes being electrically connected.When needs cut off the power supply or when emergency takes place, plug can directly be extracted from extracting in the gathering sill 332.And, this second grounding electrode 31 also can be by electrode connecting piece 312 and electrode Connection Block 313 (as shown in figure 11) and 10 fixed installations of socket matrix, lead (not shown) on it is drawn by the wire outlet 13 (as shown in Figure 6) of socket matrix 10 sides, so that connect.

As shown in Figure 9, in conjunction with Fig. 2, this shell 40 has perforate 401, and is corresponding with the described matrix keyhole 101, power source base keyhole 201, ground connection pedestal keyhole 301 disclosed, and constitutes described grafting keyhole 110 jointly.And corresponding, these perforate 401 edges are formed with first breach 403, second breach 405, respectively with the insertion gathering sill 331 of described gathering sill 33 with to extract gathering sill 332 corresponding, form described access road 130, exit passageway 150 jointly.

Continuation is with reference to Figure 10, and in conjunction with Fig. 2, Fig. 9, in order better to lock the conductive site time, guarantee the stability of conduction, the present invention is preferable is provided with a locking mechanism 50 between shell 40 and ground connection pedestal 30, it can be a baffle plate 51, passes through connecting mechanism for rotating, as bolt 52 and nut 53, rotatably be fixed on shell 40 back sides.In order further to make compact conformation, also be provided with the recess step 34 adaptive (shown in Fig. 8 A) with described baffle plate at these ground connection pedestal 30 upper surface correspondence positions.And, for the ease of the location, also a location-plate 54 can be set further, the one end is fixed on the bolt 52, and the other end and shell back side facing surfaces are provided with projection 545, cooperate with the corresponding a plurality of depressions 45 that are arranged on this shell back side and realize the location.These baffle plate 51 outer side edges are along also can further being provided with reinforcement 55, to strengthen the intensity of whole locking mechanism.By rotating this bolt 52, this baffle plate 51 can be rotated to latched position, as shown in Figure 9, this moment, baffle plate 51 sheltered from second breach 405, had promptly blocked the outlet of extracting gathering sill, had prevented extracting of plug; This bolt 52 of reverse rotation can expose second breach 405, has promptly exposed the outlet of extracting gathering sill, thereby can directly plug be extracted outage from extract gathering sill.

Shown in Figure 11 A, 11B, show mount pad 60 of the present invention and the structure of the protective cover 70 thereon that is slidingly installed.Be separated into through hole 603 and lower through-hole 605 by dividing plate 62 in the through hole 601 of mount pad 60, in last through hole 603, dividing plate 62 fronts (being upper surface) are provided with first spring fixed seat 64, it can be a Circular Plate, be equipped with second spring fixed seat 75 (as being two relative arcs), be used for fixing described second spring 83 this protective cover 70 back sides (being lower surface).Preferable, shown in Fig. 5 B, this second spring 83 is limited between these first spring fixed seat, 64 peripheries and second spring fixed seat, 75 inboards, and this second spring fixed seat can be when plug inserts, along with the downslide of protective cover 70 is inserted these second spring, 83 outsides and should be gone up in the space 607 between through hole 603 inwalls.In order further to compress the thickness of socket, this second spring 83 also can be a turriform spring.And, preferable, mount pad 60 lateral walls and protective cover 70 outward flanges are provided with guide pillar 63,73 respect to one another, cooperate installation with the corresponding guide groove 203 (shown in Fig. 7 B, 7C) that is arranged on grafting keyhole 110 hole walls, what thereby bootable this protective door device did not deflect in grafting keyhole 110 slides up and down, wherein, this guide groove can be made of the guide groove 93 on the guide groove 203 on power source base keyhole 201 hole walls, dividing plate keyhole 901 hole walls.

Shown in Figure 12 A, 12B, after power source base 20, ground connection pedestal 30, central dividing plate 90 assemblings, in the grafting keyhole, install described protective door device, whole grafting body can be fixed on the socket matrix by screw 91 (shown in Fig. 5 B), as shown in Figure 4, cover shell 40 again, can constitute socket 100, as shown in Figure 2.

Shown in Figure 12 C and 12D, and in conjunction with Figure 1B, shown in Figure 2, in the present invention, when being electrically connected, at first with the access road 130 of first grounding electrode, 225 alignment sockets 100 on the plug 200, and plug 200 applied a predetermined pressure, make first grounding electrode 225 on this pin tail 220 guide the grafting bolt 201 of these plugs 200 to insert in these grafting keyholes 110 along access road 130, rotate first predetermined angular along being communicated with gathering sill 333 after being inserted into the insertion position, as revolve and turn 90 degrees, first grounding electrode 225 is arrived to be extracted in the gathering sill 332, this moment, arrangements of electric connection was in conductive site, and shown in Figure 12 D, this moment, first grounding electrode 225 closely contacted with the conductive contact surfaces 311 of second grounding electrode 31, first power electrode 215,216 respectively with second source electrode 21,22 closely contacts realize being electrically connected.In the process of rotation, between first grounding electrode 225 and second grounding electrode 31, contact in the side tight friction each other between first power electrode 215,216 and the second source electrode 21,22, can effectively remove the dust on the electrode, thereby also effectively guaranteed the reliability that electrically contacts.When extracting outage, can directly plug directly be extracted from exit passageway 150.If socket has locking mechanism, conduction time rotatable this locking mechanism to latched position, shelter from the outlet of extracting gathering sill, prevent that plug from extracting; And in the time of outage, rotatable this locking mechanism exposes the outlet that this extracts gathering sill to open position, and outage again pulls the plug out of the socket.

Below in conjunction with Figure 13～18, describe the structure of the preferable arrangements of electric connection of another kind of the present invention in detail.

As shown in figure 13, in the present embodiment, the structure of the arrangements of electric connection of this arrangements of electric connection and the foregoing description and electrically connected method are similar substantially, do not repeat them here.One of them difference is, the baffle plate 51 of this locking mechanism 50 can be rotatably set in the opposite side relative with this exit passageway 150, and cooperate locking with the corresponding locking mouth 204 (seeing Figure 14 B, 14C) that is arranged on this plug 200, in latched position, this baffle plate 51 rotates to and inserts in this locking mouth 204, limiting this plug latch fixes in this socket, then rotate to fully at open position and to be hidden in shell 40 behind, promptly expose grafting keyhole 110 fully, thereby make plug 200 directly from exit passageway 150, to extract.Another difference is, also be provided with an inserting column 18 on this socket matrix 10, be positioned at grafting keyhole 110 centers, cooperate with the post hole 208 (seeing Figure 14 A, 14B) on the plug 200, can be used for plug 200 on the one hand leads with the insertion of socket 100, on the other hand, can be used for installing protective door device, and behind the installation protective door device, expose on the top of this inserting column 18, and extend to perforate 401 near shell 40, and similar with the pricker purposes that is arranged in the foregoing description on the protective cover, can be used for preventing because finger inserts the electric shock accidents that causes.

Shown in Figure 14 A～14C, in the present embodiment, the plug construction of these plug 200 structures and the foregoing description is similar, difference only is in this grafting bolt 201 lateral wall precalculated positions, on the lateral wall as first grounding electrode, 225 relative sides, be provided with described locking mouth 204, shown in Figure 14 B, 14C, being provided with of this locking mouth 204 highly is higher than first grounding electrode 225, and promptly the two is in the different level.

As shown in figure 15, show the decomposition texture of the socket of present embodiment.

Shown in Figure 16 A, 16B, and in conjunction with Figure 13, in the present embodiment, this locking mechanism 50 is a baffle plate 51, and it rotatably is fixed on shell 40 back sides by bolt 52 and nut 53, and this baffle plate 51 can be changed between a latched position and an open position.When plug is inserted and rotated to conductive site, this baffle plate 51 can be rotated to latched position, partial occlusion should grafting keyhole 110, this moment baffle plate 51 edges just with plug 200 on locking mouth 204 cooperate locking, extract thereby limit plug; And when needs pull the plug out of the socket, baffle plate 51 is rotated to open position get final product, promptly baffle plate 51 exposes this grafting keyhole 110 fully.Preferable, these baffle plate 51 1 ends are provided with projection 515, cooperate the location with the depression 45 that is arranged on shell 40 back sides.

Shown in Figure 17 A, preferable, on the ground connection pedestal 30 of the present invention, corresponding to these exit groove 332 positions, the top sides of the conductive contact surfaces 311 of this second grounding electrode 31 is along further being formed with plug portion 315, it has in this grafting keyhole 110 and the plug inclined-plane 3151 of the second predetermined angular P that is inclined upwardly, is used to control the size that plug is extracted required contact engaging and separating force, to meet concerned countries for the plug required standard.This second predetermined angular P can be 0～90 degree, and angle is big more, and it is big more that plug is extracted required contact engaging and separating force.Preferable, this ground connection pedestal 30 also is provided with a recess step 54 corresponding to the position of baffle plate 51.And, second grounding electrode 31 that has plug portion 315 in the present embodiment is equally applicable to the ground connection pedestal 30 (shown in Fig. 8 A) in the foregoing description, and this plug inclined-plane 3151 further extends upward a predetermined altitude and forms vertical stretch 3152, this vertical stretch 3152 further outwards is bent to form sticking department 3153, whole second grounding electrode 31 is installed on the second ground connection pedestal 30 by electrode mounting groove 310, shown in Figure 17 B, this plug portion 315 protrudes in the upper surface of this ground connection pedestal 30, and cooperate locking by sticking department 3153 with baffle plate 51 in the foregoing description, by this plug portion 315, control the contact engaging and separating force size of plug on the one hand, can better lock on the other hand.

As shown in figure 18, show inserting column 18 on the socket matrix.

Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and modification according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.

Claims

1, a kind of rotary type electric connection device is characterized in that, comprises

At least one plug has a grafting bolt, is respectively arranged with at least two and is used to conduct electricity first hard contact that connects on described grafting bolt;

At least one socket, grafting keyhole with an adaptive described grafting bolt plug, and be separately positioned on insertion gathering sill on the hole wall of described grafting keyhole, extract gathering sill and be used to conduct electricity second hard contact that is connected with at least two, described insertion gathering sill and the described gathering sill of extracting are offset first predetermined angular along the aperture direction, the corresponding insertion position of described insertion gathering sill, the described corresponding conductive site of gathering sill of extracting;

Described grafting bolt is inserted into described insertion position along described insertion gathering sill, described grafting bolt rotates to described conductive site from described insertion position by described first predetermined angular and makes described first hard contact and the described second hard contact CONTACT WITH FRICTION, directly extracts described grafting keyhole and makes described first hard contact separate outage with described second hard contact along the described gathering sill of extracting at the above grafting bolt of described conductive site.

2, rotary type electric connection device according to claim 1, it is characterized in that, described grafting bolt is along the descending step-like cylinder of direction of insertion, and described at least two first hard contacts are separately positioned on the precalculated position of different step outer walls of described step-like cylinder.

3, rotary type electric connection device according to claim 2 is characterized in that,

Described first hard contact is:

Two first power electrodes are oppositely arranged on the lateral wall of described grafting bolt; And

One first grounding electrode is offset described first predetermined angular along the direction of rotation of described grafting bolt and the line between this two first power electrodes and is arranged on the lateral wall of described grafting bolt;

Described second hard contact is:

Two second source electrodes are oppositely arranged on the hole wall of described grafting keyhole; And

One second grounding electrode is offset described first predetermined angular along the direction of rotation of described grafting bolt and the line between this two second sources electrode and is arranged on the hole wall of this grafting keyhole;

On described conductive site, described first grounding electrode is connected with described second grounding electrode, and described first power electrode is connected with described second source electrode respectively.

4, rotary type electric connection device according to claim 3, it is characterized in that, the step outer wall of described grafting bolt afterbody is provided with a boss that is used to guide the grafting bolt to insert, and described first grounding electrode is arranged on this boss, and described two first power electrodes are separately positioned on the step outer wall of described grafting bolt head.

5, according to claim 1,2,3 or 4 described rotary type electric connection devices, it is characterized in that described grafting keyhole comprises: be arranged on shell perforate on the shell, be arranged on the power source base keyhole on the power source base and be arranged on ground connection pedestal keyhole on the ground connection pedestal; Described shell perforate, power source base keyhole and ground connection pedestal keyhole are corresponding successively to be connected;

Described shell is connected with a socket matrix, and seal described power source base and ground connection pedestal in described shell and described socket matrix, be respectively arranged with described insertion gathering sill in the edge of described shell perforate and extract corresponding first breach of gathering sill and second breach;

Described power source base is fixed on the described socket matrix, and the hole wall of described power source base keyhole is provided with one in described second hard contact;

Described ground connection pedestal is fixed on the described power source base, and is respectively arranged with in described second hard contact another on the hole wall of described ground connection pedestal keyhole, and described insertion gathering sill and extract gathering sill.

6, rotary type electric connection device according to claim 5 is characterized in that,

Described insertion gathering sill, the upper surface in this ground connection pedestal precalculated position is through to lower surface certainly, with the common access road that forms of described first breach;

The described gathering sill of extracting, the upper surface in this ground connection pedestal precalculated position is through to lower surface certainly, with the common exit passageway that forms of described second breach; And

Described insertion gathering sill and extract gathering sill and be communicated with by being communicated with gathering sill near the position of this ground connection pedestal lower surface hole wall along this ground connection pedestal keyhole.

7, rotary type electric connection device according to claim 6 is characterized in that, described extracting has described second grounding electrode in the gathering sill.

8, rotary type electric connection device according to claim 7, it is characterized in that, described second grounding electrode corresponding to this top sides of conductive contact surfaces of extracting the gathering sill position along the plug portion that further is formed with the contact engaging and separating force size that is used to control described grafting bolt, the plug inclined-plane that it has in the grafting keyhole and second predetermined angular that is inclined upwardly is provided with; Described second predetermined angular is between 0～90 degree.

9, rotary type electric connection device according to claim 6, it is characterized in that, on this conductive site, also be provided with a locking mechanism corresponding to this exit of extracting gathering sill, this locking mechanism can be changed between a latched position and an open position, and this locking mechanism blocks this outlet on this latched position, limits this grafting bolt-lock and fixes in this grafting keyhole; On this open position, expose this outlet, extract from this grafting keyhole for this grafting bolt.

10, rotary type electric connection device according to claim 9 is characterized in that, this locking mechanism comprises

One baffle plate rotatably is connected this shell back side by a connecting mechanism for rotating, and this baffle plate blocks this outlet on this latched position, exposes this outlet on this open position.

11, rotary type electric connection device according to claim 10 is characterized in that, this locking mechanism further comprises:

One location-plate, this location-plate one end rotatably is connected this shell back side by this connecting mechanism for rotating, and the other end is provided with a projection, cooperates the location with a plurality of depressions on being arranged on precalculated position, the described shell back side.

12, rotary type electric connection device according to claim 11 is characterized in that, this ground connection pedestal upper surface also be provided with one with the adaptive recess step of described baffle plate.

13, rotary type electric connection device according to claim 12, it is characterized in that, the plug inclined-plane of the plug portion of this second grounding electrode outwards bends after further extending upward a predetermined altitude, forms the sticking department that protrudes in this recess step surface and be used for cooperating with described baffle plate locking.

14, rotary type electric connection device according to claim 6 is characterized in that, described socket also comprises a locking mechanism, comprising:

One baffle plate between this ground connection pedestal and shell, and rotatably is connected this shell back side by a connecting mechanism for rotating, and this baffle plate can be changed between a latched position and an open position; And

One locking mouth is arranged at corresponding to this baffle plate on the lateral wall precalculated position of this grafting bolt afterbody;

Wherein, this baffle plate cooperates with this locking mouth, and this baffle plate inserts in this locking mouth on this latched position, limits this grafting bolt-lock and fixes in this socket; On this open position, then expose this grafting keyhole fully, extract from this grafting keyhole for this grafting bolt.

15, rotary type electric connection device according to claim 14 is characterized in that, this baffle plate and this exit groove are oppositely arranged, and this locking mouth is arranged on a side relative with this first grounding electrode.

16, rotary type electric connection device according to claim 6, it is characterized in that, this power source base has two electrode-fixing section that are provided with relatively, each electrode-fixing section is provided with a power electrode mounting groove and a spring mounting groove, described second source electrode is installed in this power electrode mounting groove, in this spring mounting groove a spring is installed, this both ends of the spring contacts with the back side of the conductive contact surfaces of described electrode-fixing section and described second source electrode respectively, but elastic reaction makes the conductive contact surfaces Elastic Contact and the conduction of its conductive contact surfaces and this first power electrode in this second source electrode when the conduction contact.

17, rotary type electric connection device according to claim 16 is characterized in that, also is fixed with a central dividing plate between this electrode base and ground connection pedestal, and this central dividing plate has the dividing plate keyhole corresponding with described grafting keyhole.

18, rotary type electric connection device according to claim 17, it is characterized in that, in the position of the described central dividing plate back side corresponding to described spring mounting groove, also be respectively arranged with a spring fixed seat, this spring fixed seat can insert in this spring mounting groove, and by fixing this spring with the adaptive interior profile of described spring outline.

19, rotary type electric connection device according to claim 6 is characterized in that, described socket further comprises:

One protective door device is slidingly mounted in this grafting keyhole by a stagewise elastic mechanism, and this protective door device comprises that a mount pad and is slidingly mounted on the protective cover of this mount pad top;

Described stagewise elastic mechanism comprises

One turriform spring is installed in this mount pad below, can be with this mount pad together with protective cover resilience one predetermined stroke that makes progress;

One first spring is set in this turriform spring, and is connected with this socket elasticity below this mount pad;

One second spring is connected with this protective cover elasticity above this mount pad.

20, rotary type electric connection device according to claim 19 is characterized in that, described mount pad has a through hole, is separated into through hole and lower through-hole by a dividing plate in it, described second spring and first spring is installed in wherein respectively.

21, rotary type electric connection device according to claim 20 is characterized in that, described protective cover outer side edges is along forming at least one side traveller, the terminal grab that inwardly forms of this side traveller; And this mount pad lateral wall is provided with chute, and with the adaptive installation of side traveller of described protective cover, and this chute upper end further is provided with the edge that cooperates with described grab.

22, rotary type electric connection device according to claim 21 is characterized in that, the lateral wall edge of this mount pad bottom further is formed with a convex edge, with the edge clamping of the grafting keyhole of bottom.

23, rotary type electric connection device according to claim 22 is characterized in that, further is provided with guide pillar respect to one another at this protective cover outer edge and mount pad lateral wall, matches with the corresponding guide groove that is arranged on this grafting keyhole hole wall.

24, rotary type electric connection device according to claim 23, it is characterized in that, this second spring is fixed by second spring fixed seat that is arranged on first spring fixed seat on this membrane front face and be arranged on this protective cover back side, and it is peripheral and that this second spring is limited in this first spring fixed seat

Between the spring fixed seat inboard, and this second spring fixed seat can insert this second spring outside and should go up in the space between through-hole wall.

25, rotary type electric connection device according to claim 23 is characterized in that, this second spring is the turriform spring.

26, rotary type electric connection device according to claim 7, it is characterized in that, this socket matrix further is formed with a socket matrix keyhole, with the corresponding setting of described grafting keyhole, and this power source base lower surface further stretches out along this power source base keyhole hole wall and is formed with two first arcs that are oppositely arranged, and these two first arcs insert along this socket matrix keyhole hole wall and are installed on this socket matrix; In the periphery of these two first arcs, this power source base lower surface further extends to form two supporting brackets that are oppositely arranged, and is supported by the joint step that forms on this grafting keyhole edge correspondence position and installs.

27, rotary type electric connection device according to claim 26, it is characterized in that, also be provided with an inserting column on this socket matrix, be positioned at this grafting matrix keyhole center, and its top extends near this shell perforate, and cooperate with the corresponding post hole that is arranged on this grafting bolt head end face, this plug serves as the axle rotation with this inserting column.

28, rotary type electric connection device according to claim 1 is characterized in that, this first predetermined angular is 90 degree.

29, a kind of rotary electric gang socket, cooperate with a plug, it is characterized in that, this socket has a grafting keyhole, grafting keyhole with grafting bolt plug of an adaptive described plug, and be separately positioned on insertion gathering sill on the hole wall of described grafting keyhole, extract gathering sill and be used for second hard contact that is connected with first hard contact conduction on the described grafting bolt with at least two, described insertion gathering sill and the described gathering sill of extracting are offset first predetermined angular along the aperture direction, the corresponding insertion position of described insertion gathering sill, the described corresponding conductive site of gathering sill of extracting; Wherein, described insertion gathering sill is used to guide described grafting bolt to be inserted into described insertion position, and rotate to described conductive site from described insertion position by described first predetermined angular and make described first hard contact and the described second hard contact CONTACT WITH FRICTION, directly extract described grafting keyhole and make described first hard contact separate outage along the described gathering sill of extracting at the above grafting bolt of described conductive site with described second hard contact.

30, rotary electric gang socket according to claim 29 is characterized in that, described second hard contact is:

One second grounding electrode, be offset described first predetermined angular along the direction of rotation of described grafting bolt and the line between this two second sources electrode and be arranged on the hole wall of this grafting keyhole, and this second grounding electrode is on the different cross section respectively along direction of insertion and described two second source electrodes;

On described conductive site, described second grounding electrode connects with corresponding first grounding electrode conduction that is arranged on the described grafting bolt, and described second source electrode connects with corresponding first power electrode conduction that is arranged on the described grafting bolt respectively.

31, rotary electric gang socket according to claim 30, it is characterized in that described grafting keyhole comprises: be arranged on shell perforate on the shell, be arranged on the power source base keyhole on the power source base and be arranged on ground connection pedestal keyhole on the ground connection pedestal; Described shell perforate, power source base keyhole and ground connection pedestal keyhole are corresponding successively to be connected;

Described power source base is fixed on the described socket matrix, and the hole wall of described power source base keyhole is provided with described two second source electrodes;

Described ground connection pedestal is fixed on the described power source base, and is respectively arranged with described second grounding electrode and described insertion gathering sill on the hole wall of described ground connection pedestal keyhole and extracts gathering sill.

32, rotary electric gang socket according to claim 31 is characterized in that,

Described insertion gathering sill and extract gathering sill and be communicated with near the position of this ground connection pedestal lower surface hole wall along this ground connection pedestal keyhole.

33, rotary electric gang socket according to claim 32, it is characterized in that, described second grounding electrode corresponding to this top sides of conductive contact surfaces of extracting the gathering sill position along the plug portion that further is formed with the contact engaging and separating force size that is used to control described plug, the plug inclined-plane that it has in the grafting keyhole and second predetermined angular that is inclined upwardly is provided with; Described second predetermined angular is between 0～90 degree.

34, rotary electric gang socket according to claim 33 is characterized in that, described extracting has described second grounding electrode in the gathering sill.

35, according to claim 32 or 33 described rotary electric gang sockets, it is characterized in that, on this conductive site, also be provided with a locking mechanism corresponding to this exit of extracting gathering sill, this locking mechanism can be changed between a latched position and an open position, and this locking mechanism blocks this outlet on this latched position, limits this grafting bolt-lock and fixes in this socket; On this open position, expose this outlet, from this socket, extract for this grafting bolt.

36, rotary electric gang socket according to claim 35 is characterized in that, this locking mechanism comprises:

One baffle plate rotatably is connected this shell back side by a connecting mechanism for rotating, and this baffle plate blocks this outlet on this latched position, exposes this outlet on this open position; And

37, rotary electric gang socket according to claim 36 is characterized in that, this ground connection pedestal upper surface also be provided with one with the adaptive recess step of described baffle plate.

38, according to the described rotary electric gang socket of claim 37, it is characterized in that, the plug inclined-plane of the plug portion of this second grounding electrode outwards bends after further extending upward a predetermined altitude, forms the sticking department that protrudes in this recess step surface and be used for cooperating with described baffle plate locking.

39, according to claim 32 or 33 described rotary electric gang sockets, it is characterized in that, described socket also comprises a locking mechanism, it is one to be arranged at the baffle plate between this ground connection pedestal and the shell, this baffle plate rotatably is connected this shell back side by a connecting mechanism for rotating, and can between a latched position and an open position, change, this baffle plate cooperates with the corresponding locking of one on the described plug mouth that is arranged on, this baffle plate inserts in this locking mouth on this latched position, limits this grafting bolt-lock and fixes in this socket; On this open position, expose this grafting keyhole fully, from this socket, extract for this grafting bolt.

According to the described rotary electric gang socket of claim 39, it is characterized in that 40, this baffle plate and this exit groove are oppositely arranged, this locking mouth is arranged on a side relative with this first grounding electrode.

41, according to claim 32 or 33 described rotary electric gang sockets, it is characterized in that, this power source base has two electrode-fixing section that are provided with relatively, each electrode-fixing section is provided with a power electrode mounting groove and a spring mounting groove, described second source electrode is installed in this power electrode mounting groove, in this spring mounting groove a spring is installed, this both ends of the spring contacts with the back side of the conductive contact surfaces of described electrode-fixing section and described second source electrode respectively, but elastic reaction makes the conductive contact surfaces Elastic Contact and the conduction of first power electrode on its conductive contact surfaces and this plug in this second source electrode when the conduction contact.

42, according to the described rotary electric gang socket of claim 41, it is characterized in that, also be fixed with a central dividing plate between this electrode base and ground connection pedestal, this central dividing plate has the dividing plate keyhole corresponding with described grafting keyhole.

43, according to the described rotary electric gang socket of claim 42, it is characterized in that, in the position of the described central dividing plate back side corresponding to described spring mounting groove, also be respectively arranged with a spring fixed seat, this spring fixed seat can insert in this spring mounting groove, and by fixing this spring with the adaptive interior profile of described spring outline.

44, according to claim 32 or 33 described rotary electric gang sockets, it is characterized in that described socket further comprises:

Described stagewise elastic mechanism comprises

45, according to the described rotary electric gang socket of claim 44, it is characterized in that described mount pad has a through hole, be separated into through hole and lower through-hole by a dividing plate in it, described second spring and first spring are installed in wherein respectively.

According to the described rotary electric gang socket of claim 45, it is characterized in that 46, described protective cover outer side edges is along forming at least one side traveller, the terminal grab that inwardly forms of this side traveller; And this mount pad lateral wall is provided with chute, and with the adaptive installation of side traveller of described protective cover, and this chute upper end further is provided with the edge that cooperates with described grab.

According to the described rotary electric gang socket of claim 46, it is characterized in that 47, the lateral wall edge of this mount pad bottom further is formed with a convex edge, with the edge clamping of the grafting keyhole of bottom; And, further be provided with guide pillar respect to one another at this protective cover outer edge and mount pad lateral wall, match with the corresponding guide groove that is arranged on this grafting keyhole hole wall.

48, according to the described rotary electric gang socket of claim 47, it is characterized in that, this second spring is fixed with second spring fixed seat that is arranged on this protective cover back side by first spring fixed seat that is arranged on this membrane front face, this second spring is limited between the peripheral and second spring fixed seat inboard of this first spring fixed seat, and this second spring fixed seat can insert this second spring outside and should go up in the space between through-hole wall.

According to the described rotary electric gang socket of claim 48, it is characterized in that 49, this second spring is the turriform spring.

50, rotary electric gang socket according to claim 29 is characterized in that, this first predetermined angular is 90 degree.

51, rotary electric gang socket according to claim 31, it is characterized in that, this socket matrix further is formed with a socket matrix keyhole, with the corresponding setting of described grafting keyhole, and this power source base back side further stretches out along this power source base keyhole hole wall and is formed with two first arcs that are oppositely arranged, and these two first arcs insert along this socket matrix keyhole hole wall and are installed on this socket matrix; In the periphery of these two first arcs, this power source base back side further extends to form two supporting brackets that are oppositely arranged, and is supported by the joint step that forms on this grafting keyhole edge correspondence position and installs.

52, according to the described rotary electric gang socket of claim 51, it is characterized in that, also be provided with an inserting column on this socket matrix, be positioned at this grafting matrix keyhole center, and its top extends near this shell perforate, and cooperate with post hole on the corresponding grafting bolt head end face that is arranged on this plug, this plug serves as the axle rotation with this inserting column.

53, a kind of rotary electric attachment plug, have at least two sockets that are used to conduct electricity second hard contact that is connected and cooperate with one, have an insertion position and a conductive site in described socket inside, it is characterized in that, this plug has a grafting bolt that is used to insert described socket, is respectively arranged with at least two on the lateral wall precalculated position of this grafting bolt and is used to conduct electricity first hard contact that connects;

Described grafting bolt rotates to described conductive site from described insertion position by one first predetermined angular and makes described first hard contact and described second hard contact CONTACT WITH FRICTION conduction, and directly extracts described grafting bolt at the above grafting bolt of described conductive site and make described first hard contact separate outage with described second hard contact.

54, according to the described plug of claim 53, it is characterized in that,

Described grafting bolt is along the descending step-like cylinder of direction of insertion, and described at least two first hard contact branches are located on the precalculated position of different step outer walls;

Described first hard contact is:

Two first power electrodes are oppositely arranged on the lateral wall of this grafting bolt;

One first grounding electrode is offset described first predetermined angular along the direction of rotation of this grafting bolt and the line between this two first power electrodes and is arranged on the lateral wall of this grafting bolt plug.

55, according to the described plug of claim 54, it is characterized in that, the step outer wall of described grafting bolt afterbody is provided with a boss that is used to guide the grafting bolt to insert, and described first grounding electrode is arranged on this boss, and described two first power electrodes are separately positioned on the step outer wall of described grafting bolt head.

According to the described plug of claim 55, it is characterized in that 56, the vertical interval between these two first power electrodes and this first grounding electrode is 3～10mm.

57, a kind of rotary electric method of attachment is characterised in that, comprising:

The one conduction step that is rotatably connected is used for described plug is rotated to from described insertion position a conductive site of described plug inside, and in described conductive site, described plug and described socket are realized conducting by the hard contact CONTACT WITH FRICTION;

58, according to the described electrically connected method of claim 57, it is characterized in that, also comprise:

One lock step is used for described plug contacts conduction with socket after described plug latch being fixed on conductive site; And

One step that unlocks is used for when needs cut off the power supply, and makes described plug be in unlock state, separates with described socket in described conductive site for described plug;

All are changed step suddenly: be used for realizing between lock step and releasing lock step instant switching mutually.

59, according to claim 57 or 58 described electrically connected methods, it is characterized in that, also comprise:

One is provided for adjusting the step of the resistance piece of contact engaging and separating force, by extracting of described socket elasticity pull-out resistance spare being set on the passage, to adjust the size of contact engaging and separating force.

60, according to the described electrically connected method of claim 59, it is characterized in that, also comprise:

One strengthens the step of conductive metal contact CONTACT WITH FRICTION power, and being used for increases elastic force by the back side at the conductive contact surfaces of described hard contact, makes the conductive contact surfaces of described hard contact keep closely contact.