CN202712623U

CN202712623U - Machinery linkage socket

Info

Publication number: CN202712623U
Application number: CN 201220319688
Authority: CN
Inventors: 朱新平; 吴长松; 马飞
Original assignee: FOSHAN HEIME INDUSTRIAL TECHNOLOGY Co Ltd
Current assignee: FOSHAN HEIME INDUSTRIAL TECHNOLOGY Co Ltd
Priority date: 2012-01-06
Filing date: 2012-07-03
Publication date: 2013-01-30
Anticipated expiration: 2022-07-03
Also published as: CN102769236B; CN102769236A

Abstract

The utility model relates to a machinery linkage socket. The machinery linkage socket comprises a casing (1), a knob switch (2) and a jack member (3), wherein the knob switch (2) comprises a knob (23), a knob switch shaft (22) and a switch mechanism (21), the switch mechanism (21) is in the casing (1) and adjacent to the jack member (3), a linkage locking mechanism (4) is additionally arranged between the knob switch (2) and the jack member (3) and is used for being linked to repeal spacing after the knob switch (2) is disconnected, so a plug (5) can be plugged in or out according to the jack member (3), and the knob switch (2) is rotated to connect with the power source after the plug (5) is plugged into the jack member (3), and the plug (5) is locked on the jack member (3). The machinery linkage socket can limit a user to plug the plug into or out of the jack on a power-off state and solves a problem that accidents such as a fire disaster, explosion or short circuit are caused by electric spark or instantly loaded heavy current which are easily generated when the plug of a heavy current circuit is plugged in or out.

Description

A kind of mechanical chain socket

Technical field

The utility model relates to a kind of electrical socket, is specifically related to a kind ofly can limit the user plugs and unplugs plug operation under outage mechanical chain socket.

Background technology

Common socket does not have can limit the user can only plug and unplug the plug operation under outage mechanical chain function, and described mechanical chain function refers to mechanically locking receptacles, only just can be operated under powering-off state.Common socket such as household socket, all is to adopt the mode power taking that directly plugs and unplugs power supply, outage.The mode of the power taking of this direct plug power supply, outage easily produces electric spark, and when with this socket applications during in high-current circuit, circuit easily loads large electric current initiation fire, blast or short circuit accident because of moment.

The utility model content

The utility model provides a kind of can limit the user only just can plug and unplug plug in the situation of outage mechanical chain socket.

Technical problem to be solved in the utility model is achieved through the following technical solutions: a kind of can limit the user the outage under insert, the mechanical chain socket of unplugg operation, it comprises: housing, be used for the socket switch that the control socket circuit is switched on or switched off, socket member, described socket switch is rotary switch, comprise knob, rotary switch axle and switching mechanism, switching mechanism is adjacent with socket member in housing, it is characterized in that: between rotary switch and socket member, have additional a ganged locking mechanism, for behind the rotary switch opening operation, being linked and cancelling spacing, so that connecting plug needle can insert or extract socket member, and when after plug inserts socket member, rotary switch being rotated plugged, plug latch is fixed on the socket member.

Ganged locking mechanism described in the utility model can adopt following technical scheme: it comprises driving member, connecting rod and brake(-holder) block, described driving member is the lever piece with angle, the fulcrum of this driving member is positioned at the corner of lever piece, and be installed in below the housing, the flat below of stretching to rotary switch is the transmission arm of driving member to driving member from this one side of lighting, the end of this transmission arm is connected as a single entity with vertical connecting rod again, simultaneously at this transmission arm place back-moving spring is set, vertical connecting rod under the effect of back-moving spring all the time be installed in the rotary switch axle on the brake(-holder) block bottom surface contact; Driving member is position limit arm from the space that an another side of lighting extend out between socket member and the housing sidewall, be provided for limiting when plug inserts socket member the catch that plug is inserted or pulled out in its end, this catch is the bent sheet of stretching to the socket member direction on the position limit arm termination, and it and position limit arm consist of hook formation; Described brake(-holder) block bottom surface has the face of high and low at least secondary differing heights, engaged by the inclined-plane that seamlessly transits between two faces, raise or force down so that the contact point of interlinking lever end and brake(-holder) block is braked sheet with the rotation that is switched on or switched off of rotary switch, so that the leverage by driving member makes catch swing to spacing place or the spacing place of right and wrong, be that ganged locking mechanism is in lock-out state or unlock state, by stoping or allowing the para position plate on the plug to move to realize security control slotting to plug or that pull out.

During use, the operation rotary switch is when being disconnected to the rotation of connection, the brake(-holder) block that is installed on the rotary switch axle rotates thereupon, the bottom surface of brake(-holder) block touches connecting rod, namely forced down connecting rod downwards, and be applied to by connecting rod on the transmission arm of driving member, according to lever principle, catch on the position limit arm of driving member is close to socket member around fulcrum, namely swing to spacing place, the para position plate on catch and the existing adapted plug forms netting structure, thereby makes ganged locking mechanism be in lock-out state, both can stop the insertion of plug, also can limit extracting of plug; And rotary switch is when being switched to the rotation of disconnection, brake(-holder) block turns to high face and contacts with connecting rod, because back-moving spring supports the resilience of transmission arm drivening rod and the brake(-holder) block of driving member and keeps in touch, thereby make the catch on the position limit arm of driving member move to non-spacing place around a spot wobble from spacing, the netting structure that para position plate on releasing and the existing plug forms, be that ganged locking mechanism is in unlock state, in order to can insert normally or pull out operation to plug.

The utility model also can further be improved to: not only limit the user and only could insert or unplugg in the situation of outage, and be to limit the user only after plug inserts, ability operation knob switch connection, namely when plug does not insert socket member, making rotary switch must be to be locked in off-state, can prevent further that like this operator's accident from touching the electric conductor in the socket member, thereby avoid the generation of electric shock accidents, guarantee to be used for the fail safe of high-current circuit socket.

Following technical measures are to realize a kind of embodiment of this improvement purpose:

Brake(-holder) block described in the utility model is provided with one and is used for accommodating described link end so that link end is locked in the positioning port in the brake(-holder) block when rotary switch disconnects; Set up a compressing tablet at the position limit arm of described driving member, the same socket member of stretching to catch of described compressing tablet front end, consist of hook-shaped with position limit arm, this compressing tablet is substantially parallel with catch, and spacing between the two just in time can be held the para position plate on the plug, and different from catch is, described compressing tablet is with respect to the more close fulcrum of catch, and when ganged locking mechanism is in unlock state, the front end of compressing tablet still be in para position plate on the plug that inserts socket under, can be touched by described para position plate.

During use, when operating the socket member of plug insertion socket, rotary switch must be the state that is in disconnection equally, ganged locking mechanism just can be in unlock state, be that catch on the driving member is in non-spacing place, can not stop the para position plate on the plug to pass through, so in the permission plug insertion socket, but insert when putting in place at plug, the para position plate on it can be applied on the compressing tablet on the driving member, presses down compressing tablet, make position limit arm on the described driving member play the effect of lever moving arm, make the catch of position limit arm swing to spacing place, in the locking plug, by the leverage of driving member, drivening rod moves down, link end is spun off from the positioning port of described brake(-holder) block, and rotary switch is in free state, rotatable connection; In the time of need pulling the plug out of the socket, operate first rotary switch to disconnecting, the up and down contraposition of the positioning port on the described brake(-holder) block and the termination of connecting rod is in the process that pulls the plug out of the socket, transmission arm on the driving member and position limit arm clockwise rotate under the effect of back-moving spring, thereby move on the drivening rod, its termination is entered in the positioning port, rotary switch is locked in off-state, simultaneously, catch on the position limit arm also moves to non-spacing place from spacing, and so far, plug just can be pulled out.

Connecting rod in the described ganged locking mechanism of the present utility model can be straight-bar, also can be for laterally extending the right angle shaft that registration arm consists of in the straight-bar upper end, and the registration arm upper surface also is provided with projection, also can be according to the concrete structure of different model socket, be designed to the bar of other shapes, in order to adapt to the interior rotary switch of the socket of different size model and the variation of the relative position between the socket member or size.

The execution mode that the utility model is recommended is, described housing is formed by the connector docking by loam cake and lower, on cover the socket that is provided with column, socket member is arranged in the socket and its sidewall and socket inwall have certain gap, on the inwall of socket, with respect to place, catch top, be provided with an inner groovy that is parallel to the socket axis, so that the para position plate contraposition of plug inserts, described catch when ganged locking mechanism is in lock-out state, when rotary switch is in on-state, be in described inner groovy under.

As recommending execution mode: the axis of described socket favours the rotary switch axis, makes the relative and same oblique setting of rotary switch axis of the socket member that is arranged in socket.In most cases, the utility model is mounted in and uses on the wall, and socket member oblique setting when wherein inserting plug, is tilted to down firmly the insertion of the plug of being more convenient for.

A lower bottom surface of the transmission arm below of described driving member is provided with a pillar, and corresponding described pillar position arranges a perforate on the transmission arm, and described back-moving spring is sleeved on the pillar and is installed between a described lower bottom surface and the transmission arm.Back-moving spring is arranged on the transmission arm below, and is as far as possible away from charged socket member, not only safer but also easy for installation.

The hinged socket lid of the spigot of described loam cake, described socket lid are hinged on socket outer wall and spiral-lock on the outer, upper end of socket, are used for not stopping that external substance enters the socket inboard, guarantees its fail safe when having plug to insert socket member.

Described brake(-holder) block upper surface radially is provided with ribs, strengthens the structure of brake(-holder) block, makes it be difficult for deforming, in order to keep the high and low drop of brake(-holder) block bottom surface.

The plug that mates with the mechanical chain socket described in the utility model, existing and the matching used plug of high-current circuit private jack, described plug comprises connector assembly and several contact pins, described contact pin is laid on the connector assembly, on the connector assembly around described contact pin be provided with one and socket member and on the suitable ring-type cover body in gap between the socket that covers, lateral wall at this ring-type cover body is provided with an outstanding para position plate, and the inner groovy on described para position plate and the socket side wall is suitable.

Relative prior art the utlity model has following beneficial effect:

1) the utility model arranges ganged locking mechanism, is used for when rotary switch is connected, and forms netting structure with the para position plate on the plug of socket coupling, the band electric mortiser of prevention plug or pull out; Only have when rotary switch is threaded to off-state, netting structure is just untied, could normally plug and unplug plug, the plug that has solved the warm swap high-current circuit easily produces electric spark or loads the problem of the accidents such as large electric current initiation fire, blast or short circuit because of moment;

2) ganged locking mechanism of the present utility model, utilize lever principle, bottom surface by the brake(-holder) block on the rotary switch axle arranges high bottom surface cleverly, with the rotation that utilizes rotary switch to do to connect or disconnect and drive the variation of the high bottom surface of brake(-holder) block, rotate the locking of realization ganged locking mechanism or non-locking, simple in structure around fulcrum thereby drive lever, adopt mechanical linkage fully, very reliable in the operation;

3) utility model further perfect by to described ganged locking mechanism also, namely the driving member at ganged locking mechanism arranges compressing tablet, the positioning port that cooperates with connecting rod brake(-holder) block setting simultaneously, not only limiting the user only could insert in the situation of outage, unplugg, but also further limit the user only after plug inserts, ability operation knob switch connection socket circuit, namely when plug does not insert socket member, making rotary switch must be to be locked in off-state, touch the electric conductor in the socket member in order to further prevent operator's accident, thereby avoid the socket generation electric shock accidents on the high-current circuit fully, guarantee to be used for the safety in utilization of high-current circuit socket.

Description of drawings

Fig. 1 is the internal structure schematic diagram of the utility model embodiment one, and at this moment, rotary switch is connected--the ganged locking mechanism locking, and plug can not insert;

Fig. 2 is the vertical view of the utility model embodiment one, and this moment, rotary switch was connected;

Fig. 3 be the utility model embodiment one along A-A among Fig. 2 cut open at the place internal view, socket lid 113 not shown in FIG., at this moment: rotary switch connection-plug insertion socket-ganged locking mechanism locking;

Fig. 4 is the enlarged drawing of the netting structure of the utility model embodiment one, and at this moment, rotary switch is connected--the ganged locking mechanism locking, and plug can not insert;

Fig. 5 is that the N of Fig. 3 is not to view (plug draws);

Fig. 6 is the internal structure schematic diagram of the utility model embodiment two, and at this moment, rotary switch disconnects--ganged locking mechanism is non-locking;

Fig. 7 is the vertical view of the utility model embodiment two, and this moment, rotary switch disconnected;

Fig. 8 be the utility model embodiment two along B-B among Fig. 7 cut open at the place internal view, at this moment: rotary switch disconnects--ganged locking mechanism is non-locking;

Fig. 9 is the enlarged drawing of the utility model embodiment two netting structures, and at this moment, rotary switch is connected--the ganged locking mechanism locking, and plug can not be extracted;

Figure 10 is connecting rod among the utility model embodiment two and the stereogram of driving member.

Embodiment

The utility model is by the private jack of redesign high-current circuit, be intended to make socket of the present utility model to have the mechanical chain function, when its plug special with coupling is supported the use, can guarantee that the user only could insert or unplugg in the situation of outage; In addition, also can further mechanical chain socket of the present utility model be improved to not only limit the user only the outage situation under could insert or unplugg, and guarantee when plug does not insert socket, make the Circuit lock of socket fix on off-state, avoid the generation of electric shock accidents, further improve the fail safe of high-current circuit socket.

Below in conjunction with accompanying drawing, the utility model is further described: Fig. 1 ~ 5 are each view of the utility model embodiment one, as shown in the figure, present embodiment is a kind ofly can limit that the user only just can insert or the mechanical chain socket of unplugg operation under powering-off state, and it comprises: housing 1, be used for rotary switch 2, the socket member 3 that the control socket circuit is switched on or switched off and be located at rotary switch 2 and socket member 3 between ganged locking mechanism 4.Described rotary switch 2 is comprised of knob 23, rotary switch axle 22 and switching mechanism 21, switching mechanism 21 adjacent with socket member 3 left and right sides in housing 1 (referring to Fig. 1～3).Socket member 3 is installed on the socket support 31, and socket support 31 two bottom sides are fixing by the support column 123 of being located at close wall on housing 1 bottom surface.

Ganged locking mechanism 4 is mainly by driving member 41, connecting rod 42 be installed on the rotary switch axle 22 and form with the brake(-holder) block 43 of its rotation.Wherein, driving member 41 is the lever piece with angle, and the fulcrum 414 of this driving member 41 is located at the corner of lever piece, and by being arranged on the fulcrum fixed leg 124 on housing 1 bottom surface and be hinged with housing 1.Referring to Fig. 1,3, the part that is positioned at fulcrum 414 left sides on the driving member 41 is the transmission arm 411 of driving member 41, and described transmission arm 411 is the flat below of stretching to rotary switch 2 from socket support 31 belows.In the present embodiment, because rotary switch 2 and socket member 3 be not on the same level straight line, transmission arm 411 comprise successively a horizontal extension and longitudinally changeover portion consist of L shapedly, as shown in Figure 1, the end of this transmission arm 411 is connected as a single entity with vertical connecting rod 42 again.Vertical connecting rod 42 is right angle shafts that laterally extend registration arm 421 in the upper end, is provided with a projection 422 on the end of described registration arm 421, is used for contacting with brake(-holder) block 43 lower surfaces.As shown in Figure 3, described transmission arm 411 belows are provided with back-moving spring 122, what the back-moving spring 122 in the present embodiment adopted is stage clip, back-moving spring 122 concrete mounting structures are: the housing bottom surface below transmission arm 411 arranges a pillar 121, corresponding described pillar 121 positions arrange a perforate 413 on the transmission arm 411, and back-moving spring 122 is sleeved on the pillar 121 and is installed between housing 1 bottom surface and the transmission arm 411.Projection 422 on the registration arm 421 of connecting rod 42 under the effect of back-moving spring 122 all the time be installed in rotary switch axle 22 on the bottom surface of brake(-holder) block 43 contact.

Described back-moving spring 122 can be selected torque spring or shell fragment etc., and the above-mentioned mounting structure of accommodation can be realized, does not carefully state at this.

The part on described driving member 41 fulcrums 414 the right is position limit arm 412, shown in Fig. 1,3, this position limit arm 412 is the oblique place, space that extend out between socket member 3 and housing 1 sidewall from fulcrum 414 to the upper right side, be provided for limiting when plug 5 inserts socket member 3 catch 415 that plug 5 is inserted or pulled out in its end, this catch 415 is the bent sheet of stretching to socket member 3 directions on position limit arm 412 terminations, and it and position limit arm 412 consist of hook formation.

Described brake(-holder) block 43 bottom surfaces have the face of high and low at least secondary differing heights, as shown in Figure 3, engaged by the inclined-plane that seamlessly transits between two faces, projection 422 on the registration arm 421 of connecting rod 42 and the contact point of brake(-holder) block 43 lower surfaces are braked sheet 43 and raise or force down for being switched on or switched off the rotation of doing with rotary switch 2, and brake(-holder) block 43 upper surfaces radially are provided with ribs.

Operation rotary switch 2 changes to the rotation process of on-state from off-state, the projection 422 that the bottom surface of the brake(-holder) block 43 on the rotary switch axle 22 forwards to from high face on the registration arm 421 of bottom surface and connecting rod 42 contacts, namely force down connecting rod 42 downwards, and be applied to by connecting rod 42 on the transmission arm 411 of driving member 41, according to lever principle, catch 415 on the position limit arm 412 of driving member 41 can swing to socket member 3 around fulcrum 414, and swing to spacing place, the para position plate 51 that arranges on the plug 5 of catch 415 and special use forms netting structures, thereby makes ganged locking mechanism 4 be in lock-out state.If this moment, plug special 5 not yet was inserted in the socket member 3, then can stop the insertion of plug 5, shown in Fig. 1,4; If this moment, plug special 5 was inserted in the socket member 3, then can limit extracting of plug 5, as shown in Figure 3.

And rotary switch 2 changes to the rotation process of off-state from on-state, the projection 422 that the bottom surface of brake(-holder) block 43 turns to from bottom surface on the registration arm 421 of high face and connecting rod 42 contacts, because the effect of back-moving spring 122, transmission arm 411 on the driving member 41 swings clockwise around fulcrum 414, thereby drivening rod 42 upwards resiliences, the termination that keeps connecting rod 42 is that the projection 422 on the registration arm 421 on it contacts with brake(-holder) block 43 bottom surfaces all the time, 415 of catch on the described position limit arm 412 also swing clockwise around fulcrum 414, swing to non-spacing place from spacing, netting structure between the para position plate 51 on releasing and the plug 5, be that ganged locking mechanism 4 is in unlock state, in order to can insert normally plug 5, or pull out operation.

Housing 1 in the present embodiment is formed by connector such as bolt docking by loam cake 11 and lower 12, loam cake 11 is provided with the oblique socket 111 of column, socket member 3 is arranged in the socket 111 and its sidewall and socket 111 inwalls have certain gap, on the inwall of socket 111, locate with respect to catch 415 tops, be provided with an inner groovy 112 that is parallel to socket 111 axis, so that para position plate 51 contrapositions of plug 5 insert, catch 415 when ganged locking mechanism 4 is in lock-out state, when rotary switch 2 is in on-state, be in inner groovy 112 under.The axis of socket 111 favours rotary switch 2 axis, and making the socket member 3 that is arranged in socket 111 is oblique settings with respect to rotary switch 2 axis also, so that when inserting plug 5, firmly the aspect more meets ergonomics, the insertion of the plug 5 of being more convenient for.

Shown in Fig. 6 ~ 10, be each view of the utility model embodiment two, because embodiment one is substantially identical with embodiment two structures, existing does not exist together to it, describes in detail, same structure is omitted.The main improvement of embodiment two relative embodiment one is: with mechanical chain socket of the present utility model be improved to not only limit the user the outage situation under could insert or unplugg, and guarantee when plug does not insert socket, make the Circuit lock of socket fix on off-state, guarantee that socket only could open after plug inserts.

In present embodiment two, brake(-holder) block 43 edges also be provided with for when rotary switch 2 is in off-state with connecting rod 42 on registration arm 421 terminations on the positioning port 431 that matches of projection 422, as shown in Figure 6, rotary switch 2 changes open position over to, when ganged locking mechanism 4 is in unlock state, described projection 422 is sitting at the below of described positioning port 431, under the effect of back-moving spring 122, described projection 422 enters in the described positioning port 431, so that plug 5 is not when inserting, rotary switch 2 can't be rotated, thereby rotary switch 2 is locked in off-state.

In the present embodiment, such as Fig. 6,8,9, shown in 10, on the position limit arm 412 of driving member 41 fulcrums 414 right-hand components, also set up a compressing tablet 416, these compressing tablet 416 front ends and the catch 415 the same socket member 3 of stretching to, consist of hook-shaped with position limit arm 412, compressing tablet 416 is substantially parallel with catch 415, spacing between the two just in time can be held the para position plate 51 on the plug 5, what both were different is, compressing tablet 416 is with respect to catch 415 more close fulcrums 414, and when ganged locking mechanism 4 is in unlock state, the front end of compressing tablet 415 still be in para position plate 51 on the plug 5 that inserts socket under, can be touched by described para position plate 51.

When beamhouse operation plug 5 inserted the socket member 3 of socket, rotary switch 2 must be to be locked in off-state, as shown in Figure 6, at this moment, ganged locking mechanism 4 is in unlock state, and namely the catch 415 on the driving member 41 is in non-spacing place, can not stop the para position plate 51 on the plug 5 to pass through; Crossing catch 415 when plug 5 end faces further inserts when putting in place, para position plate 51 on it can be applied on the described compressing tablet 416, and press down compressing tablet 416(referring to Fig. 8), make described position limit arm 412 around fulcrum 414 counter-clockwise swings, described catch 415 swings to spacing place's locking plug 5 thereupon, meanwhile, leverage by driving member 41, drivening rod 42 moves down, make the positioning port 431 of projection 422 from brake(-holder) block 43 of connecting rod 42 registration arm 421 terminations and spin off, remove the locked state of rotary switch 2 and make it be in free state, this moment can turn knob 23 to on-state; Need pull the plug out of the socket 5 o'clock, must operate first rotary switch 2 to open position, make the projection contraposition about in the of 422 on registration arm 421 terminations on positioning port 431 and the connecting rod 42 on the described brake(-holder) block 43, in 5 the process of pulling the plug out of the socket, transmission arm 411 and position limit arm 412 on the driving member 41 clockwise rotate under the effect of back-moving spring 122, thereby move on the drivening rod 42, described projection 422 is entered in the positioning port 431, rotary switch 2 is locked in off-state, simultaneously, catch 415 on the position limit arm 412 also moves to non-spacing place from spacing, and so far, plug 5 just can be pulled out.

Fig. 8 shows the hinged socket lid 113 in socket 111 places of loam cake 11, and described socket lid 113 enters socket inboard in the outer, upper end of socket 111 to stop external substance such as rainwater for spiral-lock when not having plug to insert socket member 3, guarantees its fail safe.

Such as Fig. 1 or shown in Figure 6, all be provided with wire inlet/outlet hole 13 on the left and right side of housing 1 of the present utility model, socket circuit is not by described wire inlet/outlet hole 13 link to each other with external circuit (drawing electric connection line) among the figure.Also be provided with plug 14 for subsequent use on the wire inlet/outlet hole for subsequent use 13 for housing 1 left and right sides, shown in Fig. 3,5,8.

The utility model can not with home circuit in be used for preventing that children from touching or the simple analogy of socket of the unexpected touching of sharp objects, there is the obvious difference of the aspects such as environment for use, goal of the invention in they.In addition, the above only is preferred embodiment of the present utility model, can not limit the scope that the utility model is implemented with this; Allly do simple equivalence according to the utility model claim and utility model description and change and modify, all should still belong in the scope that the utility model patent contains.Also can be designed to the bar of straight-bar or other shapes according to the concrete structure of different model socket such as connecting rod 42, in order to adapt to the interior rotary switch of the socket of different size model and the variation of the relative position between the socket member or size.

Claims

1. mechanical chain socket, it comprises: housing (1), be used for the socket switch that the control socket circuit is switched on or switched off, socket member (3), it is characterized in that: described switch is rotary switch, has rotary switch mechanism (2), rotary switch mechanism (2) is adjacent with socket member (3) in housing (1), between rotary switch mechanism (2) and socket member (3), have additional a ganged locking mechanism (4), for behind the rotary switch opening operation, being linked and cancelling spacing, so that connecting plug needle can insert or extract socket member (3), and when after plug inserts socket member (3), rotary switch being rotated plugged, plug latch is fixed on the socket member (3).

2. mechanical chain socket according to claim 1, it is characterized in that: described ganged locking mechanism (4) comprises driving member (41), connecting rod (42) and brake(-holder) block (43), described driving member (41) is the lever piece with angle, the fulcrum (414) of this driving member (41) is positioned at the corner of lever piece, and be installed in below the housing (1), the flat below of stretching to rotary switch, driving member (41) one side from this fulcrum (414) is the transmission arm (411) of driving member (41), the end of this transmission arm (411) is connected as a single entity with vertical connecting rod (42) again, simultaneously locate to arrange back-moving spring (122) at this transmission arm (411), vertical connecting rod (42) under the effect of back-moving spring (122) all the time be installed in the rotary switch axle on brake(-holder) block (43) bottom surface contact; Driving member (41) stretches to outside the sidewall of socket member (3) from an another side of lighting, be position limit arm (412), be provided for limiting when plug (5) inserts socket member (3) catch (413) that plug (5) plugs and unplugs in its end, this catch (413) is the bent sheet of stretching to socket member (3) direction on position limit arm (413) termination, and it and position limit arm (413) consist of hook formation; Described brake(-holder) block (43) bottom surface has the face of high and low at least secondary differing heights, engaged by the inclined-plane that seamlessly transits between two faces, raise or force down so that the contact point of connecting rod (42) end and brake(-holder) block (43) is braked sheet (43) with the rotation that is switched on or switched off of rotary switch, in order to make catch (415) swing to spacing place or the spacing place of right and wrong by the leverage of driving member (41).

3. mechanical chain socket according to claim 2 is characterized in that: described brake(-holder) block (43) is provided with one and is used for accommodating described connecting rod (42) termination so that connecting rod (42) termination is positioned at the positioning port (431) on the brake(-holder) block (43) when rotary switch disconnects; Position limit arm (412) in described driving member (41) is set up a compressing tablet (416), the same socket member (3) of stretching to catch (415) of described compressing tablet (416) front end, consist of hook-shaped with position limit arm (412), described compressing tablet (416) is with respect to the sidewall of the more close socket member of catch (415) (3), also more close fulcrum (414), distance between it and the socket member (3) adapts with para position plate (51) on the plug (5) of adapted, so as to allow compressing tablet (415) front end be in para position plate (5) on the plug (5) that inserts socket under.

4. it is characterized in that according to claim 2 or 3 described mechanical chain sockets: the connecting rod (42) in the described ganged locking mechanism (4) is straight-bar or laterally extends registration arm form right angle shaft in the upper end.

5. mechanical chain socket according to claim 4, it is characterized in that: described housing (1) is formed by the connector docking by loam cake (11) and lower (12), loam cake (11) is provided with the socket (111) of column, socket member (3) is arranged in the socket (111) and its sidewall and socket (111) inwall have certain gap Socket(111) locate, be provided with an inner groovy (112) along socket (11) axis direction with respect to catch (415) top on the sidewall, so that para position plate (51) contraposition of plug (5) inserts, described catch (415) when plug (5) is locked, be in inner groovy (112) under.

6. mechanical chain socket according to claim 5, it is characterized in that: the axis of described socket (111) favours the rotary switch axis, makes the oblique setting of socket member (3) that is arranged in socket (111).

7. mechanical chain socket according to claim 6, it is characterized in that: the socket (111) of described loam cake (11) is located a hinged socket lid (113), described socket lid (113) is hinged on socket outer wall and spiral-lock on the outer end of socket (111), is used for not stopping that external substance enters the socket inboard when having plug to insert socket member (3).

8. mechanical chain socket according to claim 7, it is characterized in that: described brake(-holder) block (43) upper surface radially is provided with ribs.

9. mechanical chain socket according to claim 8, it is characterized in that: lower (12) bottom surface of transmission arm (411) below is provided with a pillar (121), the upper corresponding described pillar (121) of transmission arm (411) locates to be provided with a perforate (413), and described back-moving spring (122) is sleeved on pillar (121) upward and is installed between described lower (12) bottom surface and the transmission arm (411).