CN102280783B - Rotary electric connection device, plug, socket and patch board - Google Patents
Rotary electric connection device, plug, socket and patch board Download PDFInfo
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- CN102280783B CN102280783B CN201010200693.0A CN201010200693A CN102280783B CN 102280783 B CN102280783 B CN 102280783B CN 201010200693 A CN201010200693 A CN 201010200693A CN 102280783 B CN102280783 B CN 102280783B
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Abstract
The invention relates to a rotary electric connection device, which comprises a plug and a socket, wherein the plug is provided with a plug body; the bottom surface of the plug is provided with at least two first metal contacts; the socket is provided with a base; at least two second metal contacts are arranged in the base; the base is provided with a rotary guide mechanism; and an insulating structure is arranged in the base of the socket, and comprises insulating clapboards for insulating the second metal contacts and insulating covers covering the second metal contacts. The invention also relates to an electric connection plug, an electric connection socket and a patch board. Through the rotary guide mechanism, electrodes are electrically connected simultaneously, and the reliability of the electric connection is ensured; and by arranging the insulating structure between the metal contacts in the socket, the creep distance can be prolonged, a short circuit between the electrodes is avoided and the safety factor of the electric connection device is improved.
Description
Technical field
The present invention relates to arrangements of electric connection, be specifically related to a kind of rotary type electric connection device, and plug, socket, wiring board.
Background technology
All the time, comparatively traditional electric connection mode and arrangements of electric connection are all adopt direct insertion connection, this traditional connected mode realizes and uses all very easy, its structure completes electrical connection by the elasticity of the hard contact self of electrode and conductivity, user is vertically inserted in the electrode hole of socket by hand-held plug, make the hard contact of plug touch the hard contact of socket, and clamp by the hard contact of socket, complete electrical connection with this.
When user needs to disconnect electrical connection, need hand-held plug vertically to be extracted from electrode hole by the hard contact of plug, now the hard contact of plug can overcome the clamping force of the hard contact of socket, departs from connect from the hard contact of socket.Because the usual outline of electrode hole is wider than the thickness of plug electrode, if make user insert angle when inserting like this be not perpendicular to socket, different electrodes then may be caused to complete the moment difference of electrical connection, thus the situation of arcing between formation electrode, and the electric arc of high temperature also may cause component failure or the fusing of arrangements of electric connection, thus cause the hidden danger of fire.
Summary of the invention
Although traditional direct insertion electric connection mode exists certain potential safety hazard, due to the power supply supply of the occasion normally low power electric appliance of application, therefore for people have widely used a lot of year.Inventor notices that the high-power electric appliance (such as air-conditioning etc.) along with increasing enters into office space and the family of people, if current high-power electric appliance continues to adopt existing direct insertion electric connection mode, the potential safety hazard of which and the reliability etc. of electrical connection may bring serious consequence.
Inventor also finds close together between the electrode in traditional direct insertion type electric connecting device, in the electrical equipment being applied in relatively high power or industrial occasions, because power is larger, spark between electrode and easily occur electric arc, cause short circuit, cause device damage, the electric arc of high temperature also can cause component failure or the fusing of arrangements of electric connection, even causes fire.
Based on the above-mentioned technical problem that inventor finds, an object of the present invention is to propose a kind of rotary type electric connection device and plug, socket, wiring board, the reliability of electrical connection problem of direct insertion electric connection mode can be improved, eliminate safe hidden trouble as far as possible, and can make to reach safe distance between electrode, the component failure avoiding the short circuit between electrode to bring or the danger of fire.
For achieving the above object, one aspect of the invention provides a kind of rotary type electric connection device, comprising:
Plug, has header body, is provided with at least two the first hard contacts in the bottom surface of plug;
Socket, has base, is provided with at least two the second hard contacts at chassis interior, and described base is also provided with and guides described first hard contact to be threaded to from insertion position with tangential direction the rotation guide that described second hard contact completes electrical connection;
Also insulation system is provided with in the base of described socket, the insulating barrier that described insulation system comprises each the second hard contact of isolation and the insulating lid covered on described second hard contact, be divided into closed absolute electrode storehouse by described insulating lid and insulating barrier by between each second hard contact.
Technique scheme is compared to traditional direct insertion type electric connecting device, owing to have employed first without being electrically interposed in, rotate the electric connection mode of connection again, based on the contact that rotation guide can enable hard contact more stable, and eliminate different electrode that the operation due to user may cause as far as possible and complete moment of electrical connection different and electric arc of producing, when ensure that certain accuracy of manufacture, carry out rotation by rotation guide to connect electricity can ensure that electrode completes electrical connection simultaneously as far as possible, thus reduce and eliminate the generation of electric arc as much as possible, eliminate disaster hidden-trouble, and all can be suitable for for small-power or powerful electrical equipment.
The creepage distance between each second hard contact can be increased by insulating barrier and insulating lid, it is made to reach safe distance, the short circuit that avoiding sparks between electrode causes, improve the coefficient of safety of arrangements of electric connection, and when switching on and off electrical connection, even if create electric arc, also can be blocked in insulating lid, cannot be jumped out patchhole, thus eliminate the danger of user's electric shock.
Preferably, be provided with between described base and described second hard contact and hold out against spring.Because hard contact in use for some time flexibility decrease or distortion can occur, but hold out against spring due to its material adopted and helical structure cause its out-of-service time slower than hard contact many, therefore hard contact can be made to continue to keep enough clamping forces under the pressure holding out against spring, the contact rate between guarantee electrode and the reliability of electrical connection.
Preferably, protective door assembly is also provided with in the base of described socket, described protective door assembly comprises relative to the rotating moving plate of described base, described moving plate has vertically through holding portion, be provided with shield portions in housing section, in a non-operative state, the holding portion of described moving plate block by described shield portions, in working order, the holding portion of described moving plate not block by described shield portions.Rotary type electric connection device can be made when non operating state by protective door assembly, user directly cannot touch the hard contact in electric-connected socket, even if user passes the shield portions of moving plate with elongated conductive body, owing to also having certain distance between the power electrode in its insertion position distance electric-connected socket, be still the power electrode that can not directly touch in socket, thus significantly reduce Danger Electric shock risk.In addition, protective door assembly well can also carry out the dust-proof of hard contact in electric-connected socket and avoid foreign matter to fall into socket inside.
Preferably, described first hard contact also comprises: at least one first grounding electrode; Described second hard contact comprises: at least one second grounding electrode; Insert described electric-connected socket at least one first grounding electrode of described plug and rotate to the position before described conductive site, at least one second grounding electrode described contacts with at least one first grounding electrode described respectively and is energized.The position that grounding electrode is being connected prior to power electrode is made just to complete connection by rotation mode, electrode requirement can be grounded connect prior to power electrode, be later than the safety requirements that power electrode disconnects, certain inclination causes grounding electrode to require to connect with power electrode simultaneously because direction of insertion has to eliminate traditional direct insertion type electric connecting device, or the Danger Electric shock risk being later than power electrode connection and may causing user.
Preferably, the cross section perpendicular to direction of insertion of described first hard contact is circular arc, and the circular cross-section of each the first hard contact has the common center of circle.This circular cross-section is beneficial to the rotation process of Electric plug with shutter in electric-connected socket under concentric structure.
Preferably, described second hard contact is a sheet metal, and the cross section perpendicular to direction of insertion of described sheet metal is circular arc, and the circular cross-section of described sheet metal and described first hard contact has the common center of circle.Sheet metal adopts circular cross-section, can contact more closely, realize higher contact rate after being subject to the pressure of holddown spring with first hard contact with circular cross-section.
Preferably, described second hard contact is two sheet metals, and the cross section perpendicular to direction of insertion of at least one sheet metal is circular arc, described in there is circular cross-section the circular cross-section of sheet metal and described first hard contact there is the common center of circle.Two panels sheet metal adopts circular cross-section, and first hard contact with circular cross-section can clamped after being subject to the pressure of holddown spring realizes contacting more closely, reaches higher contact rate.
Preferably, each first hard contact has different radii, and each second hard contact has the different radii corresponding with described first hard contact.Adopt the hard contact of different radii, the space length between each hard contact can be increased, realize safe distance while reduce the size of plug and socket.
Preferably, in the base of described socket, be also provided with moving plate position limiting structure, for limiting the spinning movement of described moving plate in a non-operative state.If hard contact just can rotate when not being inserted into predetermined depth connect electricity, the metallic member exposed may be had so charged, thus cause potential safety hazard, therefore can make by moving plate position limiting structure the rotation restriction just removing moving plate without arrival predetermined depth when being electrically interposed in, now the hard contact of plug is without exposing, and it is very safe that rotation at this moment connects electricity.
For achieving the above object, another aspect provides a kind of Electric plug with shutter, there is header body, be provided with at least two the first hard contacts in the bottom surface of plug.
For achieving the above object, another aspect of the present invention provides a kind of electric-connected socket, has base, is provided with at least two the second hard contacts at chassis interior, and described second hard contact is provided with rotation guide in tangential direction;
Also insulation system is provided with in the base of described socket, the insulating barrier that described insulation system comprises each the second hard contact of isolation and the insulating lid covered on described second hard contact, be divided into closed absolute electrode storehouse by described insulating lid and insulating barrier by between each second hard contact.
For achieving the above object, another aspect of the invention provides a kind of wiring board, comprises the aforementioned electric-connected socket of at least two.
Based on technique scheme, one embodiment of the present of invention have employed first without being electrically interposed in, rotate the electric connection mode of connection again, based on the contact that rotation guide can enable hard contact more stable, and eliminate different electrode that the operation due to user may cause as far as possible and complete moment of electrical connection different and electric arc of producing, when ensure that certain accuracy of manufacture, carry out rotation by rotation guide to connect electricity can ensure that electrode completes electrical connection simultaneously as far as possible, thus reduce and eliminate the generation of electric arc as much as possible, eliminate disaster hidden-trouble, and all can be suitable for for small-power or powerful electrical equipment, creepage distance between each hard contact can be improved by arranging insulation system in socket between hard contact, making it reach safe distance, avoiding the short circuit between electrode, improving the coefficient of safety of arrangements of electric connection.In another embodiment, holding out against spring by arranging between base and hard contact, making hard contact continue to keep enough clamping forces under the pressure holding out against spring, the contact rate between guarantee electrode and the reliability of electrical connection.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the perspective view of the Electric plug with shutter in the present invention one rotary type electric connection device embodiment;
Fig. 2 is the perspective view of the other direction of Fig. 1 Electric plug with shutter;
Fig. 3 is the front decomposition texture schematic diagram of the present invention one rotary type electric connection device embodiment.
Fig. 4 is the perspective view of the base of electric-connected socket in the present invention one rotary type electric connection device embodiment.
Fig. 5 is the perspective view of the insulating lid of electric-connected socket in the present invention one rotary type electric connection device embodiment.
Fig. 6 is the back side perspective view of Fig. 5 insulating lid.
Fig. 7 is the perspective view of the top cover of electric-connected socket in the present invention one rotary type electric connection device embodiment.
Embodiment
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
As shown in Figure 1, be the perspective view of the Electric plug with shutter in the present invention one rotary type electric connection device embodiment.In the present embodiment, the Electric plug with shutter 100 of rotary type electric connection device coordinates with electric-connected socket and matches, this Electric plug with shutter 100 has header body 101, at least two the first hard contacts are provided with in the bottom surface of header body 100, first hard contact can comprise at least two the first power electrodes, at least one first grounding electrode can also be comprised, first grounding electrode can slightly be longer than the first power electrode, so that when during emergency power off, plug is pulled out, the first grounding electrode can be later than the first power electrode power-off.In the present embodiment, the bottom surface of header body 101 is provided with the hard contact 102 and 103 (shown in Fig. 2) of two the first power electrodes and the hard contact 104 of first grounding electrode.
As shown in Figure 2, be the perspective view of the other direction of Fig. 1 Electric plug with shutter.In fig. 2, the cross section perpendicular to direction of insertion of the first hard contact can adopt circular cross-section, and the circular cross-section of each the first hard contact has the common center of circle, this circular cross-section is beneficial to the rotation process of Electric plug with shutter in electric-connected socket under concentric structure.The cross sectional shape of other the first hard contact also can adopt, the first such as flat hard contact or first hard contact etc. of pole body.
Identical radius can be had at each first hard contact of header body 101 bottom surface relative to center, also can have different radiuses.The first hard contact more standardization of same radius, be convenient to manufacture and use, and the first hard contact can by arranging different radii to adjust the distance between the first hard contact, it can be made to reach safe distance between hard contact, and meet safe distance in situation, if will use in the occasion that power is larger, the hard contact of same radius is adopted then to need to manufacture the Electric plug with shutter of large-size, then do not needed the Electric plug with shutter of large-size by the first hard contact arranging different radii, thus reduce the size of Electric plug with shutter.
In addition, by arranging the first hard contact of different radii, can not wrong plug when can also guarantee that user uses.Also identical radius can be adopted with the second hard contact in the socket that the first hard contact matches, the Electric plug with shutter of different radii is adopted for ground wire electrode and power electrode, ground wire electrode in electric-connected socket and power electrode also correspondingly adopt different radii, if because of carelessness the hard contact of ground wire electrode to be aimed at the patchhole of the power electrode of electric-connected socket when user uses, then cannot be able to insert due to radius difference, thus this insertion position of reminding user incorrect insertion position, need user oneself to adjust to insertion that Electric plug with shutter is carried out in correct insertion position.
In the embodiment in figure 1, the sidewall of header body 101 can also arrange spacing block set 105, this spacing block set 105 can play the limit rotation of header body 101 after turning to predetermined angle, by the contact position of needs can be rotated to ensure enough contacts area by hard contact to rotating the restriction of predetermined angle, and can not because rotating deficiency or excessively causing the situation of the too small or virtual connection of contact area.
Retainer spring 107 is provided with between spacing block set 105 and header body 101, this retainer spring 107 can make spacing block set 105 move back and forth diametrically, when the surperficial pressurized of spacing block set 107, spacing block set 105 meeting retraction header body 101, when pressure is released, spacing block set 105 can reset under the effect of retainer spring 107, stretches out header body 101.
In another embodiment, header body 101 can also be arranged the releasing spacing block set 106 linked with spacing block set 105, user can remove spacing block set 106 by pressure makes spacing block set 105 retract header body 101, thus the rotation of the Electric plug with shutter that lifts restrictions restriction.
The bottom surface of header body 101 can also arrange pilot hole 108, can coordinate with the rotating shaft on electric-connected socket, realize the rotation guiding function to Electric plug with shutter.
As shown in Figure 3, be the front decomposition texture schematic diagram of the present invention one rotary type electric connection device embodiment.Electric-connected socket comprises top cover 200, insulating lid 300 and base 202, and top cover 200 is fastened on base 202.Next respectively the structure of base 202, insulating lid 300 and top cover 200 is described.
As shown in Figure 4, be the structural representation of the base of the electric-connected socket in the present invention one rotary type electric connection device embodiment.At least two the second hard contacts are provided with in base 202 inside.Second hard contact can comprise at least two second source electrodes, second source electrode inserts electric-connected socket at least two the first power electrodes of Electric plug with shutter and rotates the conductive site to predetermined angle, contacts respectively be energized with at least two the first power electrodes.At least one second grounding electrode can also be comprised in base 202, wherein the position of the second grounding electrode before at least one first grounding electrode of Electric plug with shutter inserts electric-connected socket and rotates to conductive site, contacts with at least one first grounding electrode of Electric plug with shutter respectively and is energized.
In the present embodiment, the second hard contact comprises two power electrodes, 203,204 and grounding electrode 205.Wherein grounding electrode 205 is longer than power electrode 203 and 204, to insert after electric-connected socket and when rotating, due to the length of grounding electrode 205 longer (shown in Fig. 4), grounding electrode is connected prior to power electrode at Electric plug with shutter.
Be provided with between the internal structure and the second hard contact of base 202 and hold out against spring 206.Second hard contact can adopt a sheet metal, also can adopt two sheet metals.In the embodiment of an employing sheet metal, hold out against spring by the insulation system of this sheet metal top to socket inside, the hard contact of Electric plug with shutter rotates to space between sheet metal and insulation system to complete electrical connection.
In the embodiment of employing two sheet metals, Fig. 4 also shows this situation, the hard contact of Electric plug with shutter rotates to the space that formed between two sheet metals to complete electrical connection, is wherein arranged on the clamping force holding out against spring between two sheet metals and socket internal structure and can realize between sheet metal.Flexibility decrease or distortion can be there is in use for some time in the hard contact of the electric-connected socket of rotary type electric connection device, but hold out against spring due to its material adopted and helical structure cause its out-of-service time slower than hard contact many, therefore hard contact can be made to continue to keep enough clamping forces under the pressure holding out against spring, contact rate between guarantee electrode and the reliability of electrical connection, from another angle, also drastically increase the useful life of arrangements of electric connection.
Also be provided with in base 202 and guide the first hard contact of Electric plug with shutter to be threaded to from insertion position with tangential direction the rotation guide that the second hard contact completes electrical connection.Rotate guide and can comprise the guiding groove 207 between insertion position and the second hard contact being arranged on the first hard contact, this guiding groove 207 is in the tangential direction of the second hard contact, first hard contact just can contact with the second hard contact exactly by sliding in guiding groove 207, user-friendly.
In base 202, rotating shaft 208 can also be set, can coordinate with the pilot hole 108 of Electric plug with shutter 100, also can realize the first hard contact and rotate to the rotation guiding that the second hard contact completes electrical connection.The cooperation of rotating shaft 208 and pilot hole 108 can also realize the effect of inserting guiding.
Except rotation guide described above, other way of realization can also be had, such as, pilot hole is set at the base 202 of socket, the rotating shaft coordinated with pilot hole is set bottom header body 101.Again such as: by the circular contour of header body 101 and coordinating between the manhole structure of the top cover 200 of socket or the round cavity of base 202.
In order to make the first hard contact easier with the second hard contact friction contact, the electrical connection guiding structural that guiding first hard contact enters can be set at the edge of the sheet metal of the second hard contact, such as bending structure or arc structure.
The cross section perpendicular to direction of insertion of the second hard contact in the base of electric-connected socket can adopt circular cross-section, and the circular cross-section of each the second hard contact has the common center of circle, the second hard contact can have the identical center of circle with same first hard contact with circular cross-section.This circular cross-section is beneficial to the rotation process of Electric plug with shutter in electric-connected socket under concentric structure.Sheet metal adopts circular cross-section, can contact more closely, realize higher contact rate after being subject to the pressure of holddown spring with first hard contact with circular cross-section.The cross sectional shape of other the second hard contact also can adopt, the second such as flat hard contact or second hard contact etc. of many circular cross-sections.
Identical radius can be had at each second hard contact of base relative to center, also can have different radiuses.The second hard contact more standardization of same radius, be convenient to manufacture and use, and the second hard contact can by arranging different radii to adjust the distance between the second hard contact, it can be made to reach safe distance between hard contact, and meet safe distance in situation, if will use in the occasion that power is larger, the hard contact of same radius is adopted then to need to manufacture the electric-connected socket of large-size, then do not needed the electric-connected socket of large-size by the second hard contact arranging different radii, thus reduce the size of electric-connected socket.
In addition, by arranging the second hard contact of different radii, can not wrong plug when can also guarantee that user uses.The Electric plug with shutter of different radii is adopted for ground wire electrode and power electrode, ground wire electrode in electric-connected socket and power electrode also correspondingly adopt different radii, if because of carelessness the hard contact of ground wire electrode to be aimed at the patchhole of the power electrode of electric-connected socket when user uses, then cannot be able to insert due to radius difference, thus this insertion position of reminding user incorrect insertion position, need user oneself to adjust to insertion that Electric plug with shutter is carried out in correct insertion position.
Also insulation system is provided with in the base 202 of socket, this insulation system comprises the insulating barrier 209 of each the second hard contact of isolation, this insulating barrier 209 can have unified straight plate shape, also can be by multiple insulating barrier 209 having difform insulation board and formed.
Insulating lid 300 is located at the top of the second hard contact, shelters from the second hard contact from top, each the second hard contact spatially can be divided into multiple closed absolute electrode storehouse by insulating barrier 209 and insulating lid 300.In the diagram, two power electrodes 203,204 and grounding electrode 205 are all divided into three closed absolute electrode storehouses by insulating barrier 209 and insulating lid 300, power electrode 203,204 and grounding electrode 205 are not only isolated by insulating barrier 209, also the holddown spring 206 be connected with power electrode 203,204 and grounding electrode 205 is isolated respectively, form absolute electrode storehouse.
The formation in absolute electrode storehouse can increase the creepage distance between the second hard contact, makes to reach safe distance between the second hard contact, thus avoids the short circuit between electrode, improves the coefficient of safety of arrangements of electric connection.
As shown in Figure 5, be the perspective view of the insulating lid of the electric-connected socket in the present invention one rotary type electric connection device embodiment.Insulating lid 300 can be have certain thickness thin plate, be provided with at insulating lid 300 and be convenient to the first hard contact to be threaded to the second hard contact arc-shaped slot pass 302 with tangential direction, can arrange for fixed insulation lid 300 in the outer rim of insulating lid 300, make the protuberance 301 that it can not rotate, this protuberance 301 can block with the structure of base 202 inside.At the center of insulating lid 300, centre bore 303 can be set, arrange bottom base 202 or header body 101 rotating shaft can pass this centre bore 303, also can set out at centre bore 303 and coordinate with rotating shaft, and hinder the structure that insulating lid rotates, such as, protruding floor is set at the axial wall of the rotating shaft of base 202, the groove coordinated with floor is set at the hole wall of centre bore 303.
Cover on insulating barrier 209 for what make that insulating lid 300 can be stable, the insert 304 (shown in Fig. 6) that can embed the cavity that insulating barrier 209 is formed can be set in the bottom of insulating lid 300, by the imbeding relation between insert 304 and insulating barrier 209, also insulating lid 300 can be made to be unlikely to rotate, and the absolute electrode storehouse relatively closed can be caused.
As shown in Figure 7, be the structural representation of the top cover of the electric-connected socket in the present invention one rotary type electric connection device embodiment.Top cover 200 comprises lid 201, lid 201 can arrange the through hole 210 that Electric plug with shutter 100 inserts, be convenient to Electric plug with shutter 100 and insert and rotated by cylindrical contoured fit through hole 210; Also can not through hole be set, and the chute be convenient to the first hard contact and tangentially moved directly is set on the surface of top cover 200.
The spacing horizontal concrete chute 211 coordinated with the spacing block set of header body 101 can be set at the top cover 200 at socket top, vertical insert port 212 can be set at the two ends of spacing horizontal concrete chute 211 and extract mouth 213 with vertical.The spacing block set that wherein vertical insert port 212 is convenient to header body 101 enters spacing horizontal concrete chute 211 when not being electrically connected, and vertically extracts the spacing block set that mouth 213 is convenient to header body 101 and departs from spacing horizontal concrete chute 211 when directly disconnecting electrical connection
The spacing block set of header body 101 and the spacing horizontal concrete chute 211 of socket constitute and make the first hard contact of plug 100 at insertion socket and the electrical connection retaining mechanism clamped after rotating predetermined angular.
Except above-mentioned electrical connection retaining mechanism, electrical connection retaining mechanism can also have other implementation, such as spacer pin is set in header body, the spacing hole coordinated with spacer pin is set at socket top, between spacer pin and header body, be provided with back-moving spring, the effect that spacer pin is subject to back-moving spring is stretched out from the bottom of header body.When plug bottom surface touches socket, spacer pin is subject to the pressure of receptacle face and header body of retracting, and when plug rotates to predetermined angle, spacer pin aims at spacing hole, now spacer pin is owing to being subject to the effect of back-moving spring, stretch out header body, and enter spacing hole, thus complete the locking of electrically connecting position.
The scene needing Electric plug with shutter to rotate back to initial position and extract, the releasing spacing block set that can be subjected to displacement in the prolonged axis that the sidewall of header body is arranged and spacer pin links, user is by stirring releasing spacing block set to the power of extracting direction, drive spacer pin to depart from spacing hole, thus remove the locking of electrically connecting position.
Protective door assembly can also be set in the base, protective door assembly can comprise relative to the rotating moving plate of base, moving plate has vertically through holding portion, shield portions is provided with in holding portion, in a non-operative state, the holding portion of the moving plate part that is blocked blocked, and in working order, the holding portion of the moving plate part that is not blocked blocked.
Holding portion can for holding the through hole of the first hard contact, shield portions can be telescopic block or bent catch at least two, block or be provided with back-moving spring between catch and moving plate.Moving plate can also arrange centre bore.
User is when using rotary type electric connection device, the first hard contact bottom header body can be inserted in the through hole of moving plate, due to the pressure of the first hard contact, block is squeezed, compression reseting spring, now the first hard contact is through through hole, to be electrically connected with the second hard contact in socket after Electric plug with shutter and moving plate rotate.When extracting Electric plug with shutter, because the first hard contact departs from from through hole, block resets after being subject to the pressure of back-moving spring, again block through hole, thus achieve when non operating state, block the hard contact in base, avoid the Danger Electric shock risk that user misoperation causes, and in working order under, the first metal contact gives the certain pressure of block to overcome the elastic force of back-moving spring, thus through through hole.
Moving plate can rotate under the drive of the first hard contact, so that the first hard contact can go to predetermined angle, to realize the electrical connection between the second hard contact.Home position can be got back to after the first hard contact is extracted to make moving plate, back-moving spring can be set between moving plate and base, one end of this back-moving spring is connected on the spring fitting post of moving plate, the other end is arranged in base, utilize the moving plate pulling force that back-moving spring has after rotating predetermined angle, make moving plate get back to home position.
In order to anti-locking plate is rotated to inappropriate angle (such as through hole faces the second hard contact) in a non-operative state, need to carry out spacing to moving plate, therefore the moving plate position limiting structure of the rotary motion for limiting moving plate in a non-operative state can be set in the base.
A kind of specific implementation of this moving plate position limiting structure comprises the stopper slot be located on moving plate, and is arranged on the spacer pin coordinated with stopper slot in base, between spacer pin and base, be also provided with back-moving spring.In a non-operative state, the pressure that spacer pin is subject to back-moving spring enters stopper slot, stop that moving plate rotates, and user can remove the spacing of moving plate by mode spacer pin being exited stopper slot in use.Such as spacer pin is located at the below of the holding portion of moving plate, its pressure that can be subject to the first hard contact is subjected to displacement downwards, thus exiting stopper slot. the first hard contact promoting spacer pin can adopt the first grounding electrode, also can adopt the first power electrode.
Embodiment below in conjunction with a rotary type electric connection device of the present invention illustrates the running flow process of each parts of in use device.
After the hand-held Electric plug with shutter of user inserts electric-connected socket, the vertical insert port of the spacing horizontal concrete chute that the top cover that wherein spacing block set of Electric plug with shutter aims at electric-connected socket is arranged, after insertion, spacing block set enters vertical insert port, simultaneously two the first power electrodes of Electric plug with shutter and first grounding electrode are inserted into guiding groove through the arc-shaped slot pass on insulating lid, and the second rotating shaft of socket base is inserted into the first pilot hole bottom header body through the centre bore on insulating lid.
User imposes certain moment of torsion to header body, two the first power electrodes and first grounding electrode of Electric plug with shutter slide along guiding groove, and wherein the second grounding electrode of electric-connected socket contacts with the first power electrode prior to two second source electrodes with the first grounding electrode of plug.Meanwhile, spacing block set is subject to the pressure retraction header body of chute inwall, and compresses the retainer spring between spacing block set and header body.After rotating to predetermined angle, first power electrode screws between the two panels sheet metal of second source electrode, be subject to the effect of the clamping force of sheet metal self and the elastic force of holddown spring, first power electrode is contacted with second source electrode seal, simultaneously the first grounding electrode also with the second grounding electrode close contact, the mouth of vertically extracting that spacing block set slides into spacing horizontal concrete chute blocks, restriction header body can not rotate forward and backward, can prevent the generation of the accident power-off because of the convolution of header body.
When user wishes to disconnect electrical connection, can select two kinds of modes: one is directly extracted, one is that cycle insertion front position is extracted again.
The process of the mode of directly extracting comprises: when needing power-off, particularly when meeting emergency and needing fast break, user imposes the pulling force contrary with direction of insertion to header body, under the effect of this pulling force, the first hard contact bottom header body overcomes the thrust of the second hard contact of socket and the second hard contact departs from instantaneously, completes power-off.Meanwhile, the spacing block set in header body is deviate from from the mouth of vertically extracting of the spacing horizontal concrete chute at electric-connected socket top.First grounding electrode can be designed to the mode longer compared with the first power electrode, when disconnecting between such first power electrode and second source electrode, still keep good contact between first grounding electrode and the second grounding electrode, this ensure that the connected mode on disconnecting ground after first power-off.
Cycle is inserted the front position process of extracting again and is comprised: first apply pressure to the releasing spacing block set in header body, because this releasing spacing block set and spacing block set link, therefore spacing block set retraction header body, releasing with vertical extract mouth block state.Then user applies the torsional forces contrary with screw-in direction when switching on power again to header body, and header body is circled round to rotation starting position when switching on power.
In this rotary course, the contact area of the first hard contact and the second hard contact reduces gradually, until departed from power-off completely.And at this moment the first grounding electrode still keeps good contact condition with the second grounding electrode when power-off, this ensure that the connected mode on disconnecting ground after first power-off.In this rotary course, spacing block set slides along spacing horizontal concrete chute inwall.
When header body convolution puts in place, user imposes the pulling force contrary with direction of insertion, and the first hard contact is departed from from electric-connected socket.So far complete cycle insert the front position power-down mode of extracting again and return to initial position.
Electric plug with shutter in rotary type electric connection device of the present invention and electric-connected socket all can manufacture separately and use, wherein electric-connected socket can also form wiring board by the multiple electric-connected socket of combination, multiple electric-connected sockets in wiring board can linearly sequentially arrange, and also can arrange along polygon, circle, ellipse etc.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (49)
1. a rotary type electric connection device, is characterized in that, comprising:
Plug, has header body, is provided with at least two the first hard contacts in the bottom surface of plug;
Socket, has base, is provided with at least two the second hard contacts at chassis interior, and described base is also provided with and guides described first hard contact to be threaded to from insertion position with tangential direction the rotation guide that described second hard contact completes electrical connection;
Also insulation system is provided with in the base of described socket, the insulating barrier that described insulation system comprises each the second hard contact of isolation and the insulating lid covered on described second hard contact, be divided into closed absolute electrode storehouse by described insulating lid and insulating barrier by between each second hard contact;
Described first hard contact comprises: at least two the first power electrodes, and at least one first grounding electrode;
Described second hard contact comprises: at least two second source electrodes, and at least one second grounding electrode;
Insert described socket at least two the first power electrodes of described plug and rotate the conductive site to predetermined angle, described at least two second source electrodes contact with described at least two the first power electrodes respectively and are energized;
Insert described socket at least one first power electrode of described plug and rotate to the position before conductive site, at least one second grounding electrode described contacts with at least one first grounding electrode described respectively and is energized.
2. rotary type electric connection device according to claim 1, is characterized in that, described insulating lid is provided with is convenient to described first hard contact is threaded to described second hard contact arc-shaped slot pass with tangential direction.
3. rotary type electric connection device according to claim 1, is characterized in that, is provided with and holds out against spring between described base and described second hard contact.
4. rotary type electric connection device according to claim 1, is characterized in that, described rotation guide comprises: be arranged on the guiding groove between the insertion position of described first hard contact and the second hard contact.
5. the rotary type electric connection device according to claim 1 or 4, it is characterized in that, described rotation guide comprises: the second rotating shaft being arranged on the base of described socket, and is arranged on the first pilot hole coordinated with described second rotating shaft bottom described header body.
6. the rotary type electric connection device according to claim 1 or 4, it is characterized in that, described rotation guide comprises: the second pilot hole being arranged on the base of described socket, and is arranged on the first rotating shaft coordinated with described second pilot hole bottom described header body.
7. rotary type electric connection device according to claim 1, it is characterized in that, protective door assembly is also provided with in the base of described socket, described protective door assembly comprises relative to the rotating moving plate of described base, and described moving plate has vertically through holding portion, is provided with shield portions in housing section, in a non-operative state, the holding portion of described moving plate block by described shield portions, in working order, the holding portion of described moving plate not block by described shield portions.
8. rotary type electric connection device according to claim 7, it is characterized in that, described accommodation section is divided at least two for holding the through hole of described first hard contact, described shield portions is telescopic block or bent catch, described block or be provided with back-moving spring between catch and described moving plate.
9. the rotary type electric connection device according to claim 7 or 8, is characterized in that, is also provided with back-moving spring between described moving plate and described base.
10. rotary type electric connection device according to claim 1, is characterized in that, the cross section perpendicular to direction of insertion of described first hard contact is circular arc, and the circular cross-section of each the first hard contact has the common center of circle.
11. rotary type electric connection devices according to claim 10, it is characterized in that, described second hard contact is a sheet metal, and the cross section perpendicular to direction of insertion of described sheet metal is circular arc, and the circular cross-section of described sheet metal and described first hard contact has the common center of circle.
12. rotary type electric connection devices according to claim 11, it is characterized in that, described second hard contact is two sheet metals, the cross section perpendicular to direction of insertion of at least one sheet metal is circular arc, and the circular cross-section of the sheet metal and described first hard contact with circular cross-section has the common center of circle.
13. rotary type electric connection devices according to claim 11 or 12, is characterized in that, the edge of described sheet metal is provided with the electrical connection guiding structural that guiding first hard contact enters.
14. rotary type electric connection devices according to claim 13, is characterized in that, described electrical connection guiding structural is bending structure or arc structure.
15. rotary type electric connection devices according to claim 11 or 12, it is characterized in that, each first hard contact and the second hard contact have same radius.
16. rotary type electric connection devices according to claim 11 or 12, it is characterized in that, each first hard contact has different radii, and each second hard contact has the different radii corresponding with described first hard contact.
17. rotary type electric connection devices according to claim 9, is characterized in that, are also provided with the moving plate position limiting structure of the spinning movement limiting described moving plate in a non-operative state in the base of described socket.
18. rotary type electric connection devices according to claim 17, it is characterized in that, described moving plate position limiting structure comprises the stopper slot be located on described moving plate, and is arranged on the spacer pin that described base coordinates with described stopper slot, is also provided with back-moving spring between described spacer pin and described base.
19. rotary type electric connection devices according to claim 18, is characterized in that, described spacer pin is located at the below of the holding portion of described moving plate, can be subjected to displacement downwards by the pressure of described first hard contact.
20. rotary type electric connection devices according to claim 1, is characterized in that, be also provided with and make the first hard contact of described plug at the described socket of insertion and the electrical connection retaining mechanism clamped after rotating predetermined angular between described plug and socket.
21. rotary type electric connection devices according to claim 20, it is characterized in that, described electrical connection locking mechanism comprises: the spacing block set being arranged on described header body sidewall, and being arranged on the spacing horizontal concrete chute that described socket top coordinates with described spacing block set, the vertical insert port that the two ends of described spacing horizontal concrete chute are respectively provided with described spacing block set extracts mouth with vertical.
22. rotary type electric connection devices according to claim 21, it is characterized in that, be provided with retainer spring between described spacing block set and described header body, to make described spacing block set move diametrically, header body be also provided with the releasing spacing block set linked with described spacing block set.
23. rotary type electric connection devices according to claim 20, it is characterized in that, described electrical connection locking mechanism comprises: the spacer pin being arranged on described header body, and be arranged on the spacing hole that described socket top coordinates with described spacer pin, described spacer pin stretches out in the bottom of described header body, between described spacer pin and described header body, be provided with back-moving spring.
24. rotary type electric connection devices according to claim 23, is characterized in that, the sidewall of described header body is also provided with the releasing spacing block set that the prolonged axis that links with described spacer pin is subjected to displacement.
25. 1 kinds of Electric plug with shutter, it is characterized in that, described Electric plug with shutter is as the plug of the rotary type electric connection device as described in any one of claim 1-24, there is the header body cooperatively interacted with the socket of described rotary type electric connection device, be provided with at least two the first hard contacts in the bottom surface of plug; Wherein, described header body sidewall is provided with spacing block set; Or described header body is provided with spacer pin, and described spacer pin stretches out in the bottom of described header body, is provided with back-moving spring between described spacer pin and described header body.
26. Electric plug with shutter according to claim 25, is characterized in that, described header body bottom centre is provided with the first pilot hole.
27. Electric plug with shutter according to claim 25, is characterized in that, described header body bottom centre is provided with the first rotating shaft.
28. Electric plug with shutter according to claim 25, is characterized in that, described first hard contact comprises: at least two the first power electrodes.
29. Electric plug with shutter according to claim 28, is characterized in that, described first hard contact also comprises: at least one first grounding electrode.
30. Electric plug with shutter according to claim 25, is characterized in that, the cross section perpendicular to direction of insertion of described first hard contact is circular arc, and the circular cross-section of each the first hard contact has the common center of circle.
31. Electric plug with shutter according to claim 25, it is characterized in that, be provided with retainer spring between described spacing block set and described header body, to make described spacing block set move diametrically, header body be also provided with the releasing spacing block set linked with described spacing block set.
32. Electric plug with shutter according to claim 25, is characterized in that, the sidewall of described header body is also provided with the releasing spacing block set that the prolonged axis that links with described spacer pin is subjected to displacement.
33. 1 kinds of electric-connected sockets, is characterized in that having base, are provided with at least two the second hard contacts at chassis interior, and described second hard contact is provided with rotation guide in tangential direction;
Also insulation system is provided with in the base of described socket, the insulating barrier that described insulation system comprises each the second hard contact of isolation and the insulating lid covered on described second hard contact, be divided into closed absolute electrode storehouse by described insulating lid and insulating barrier by between each second hard contact;
Described second hard contact comprises: at least two second source electrodes, and at least one second grounding electrode; Described second grounding electrode is longer than described second source electrode, before the conductive site that the contact on-position of described second grounding electrode is energized at described second source electrode contact.
34. electric-connected sockets according to claim 33, is characterized in that, described insulating lid is provided with the first hard contact being convenient to Electric plug with shutter is threaded to described second hard contact arc-shaped slot pass with tangential direction.
35. electric-connected sockets according to claim 33, is characterized in that, be provided with and hold out against spring between described base and described second hard contact.
36. electric-connected sockets according to claim 33, is characterized in that, described rotation guide comprises: the guiding groove arranging the tangential direction of the second hard contact.
37. electric-connected sockets according to claim 33 or 36, it is characterized in that, described base is also provided with the second rotating shaft.
38. electric-connected sockets according to claim 33 or 36, it is characterized in that, described base is also provided with the second pilot hole.
39. electric-connected sockets according to claim 33, is characterized in that, described insulating lid is provided with the arc-shaped slot pass corresponding with described second hard contact.
40. electric-connected sockets according to claim 33, it is characterized in that, protective door assembly is also provided with in described base, described protective door assembly comprises relative to the rotating moving plate of described base, and described moving plate has vertically through holding portion, is provided with shield portions in housing section, in a non-operative state, the holding portion of described moving plate block by described shield portions, in working order, the holding portion of described moving plate not block by described shield portions.
41. electric-connected sockets according to claim 40, is characterized in that, described accommodation section is divided at least two through holes, and described shield portions is telescopic block or bent catch, described block or be provided with back-moving spring between catch and described moving plate.
42. electric-connected sockets according to claim 40 or 41, is characterized in that, be also provided with back-moving spring between described moving plate and described base.
43. electric-connected sockets according to claim 33, is characterized in that, described second hard contact is a sheet metal, and the cross section perpendicular to direction of insertion of described sheet metal is circular arc, and described sheet metal has the common center of circle.
44. electric-connected sockets according to claim 33, is characterized in that, described second hard contact is two sheet metals, and the cross section perpendicular to direction of insertion of at least one sheet metal is circular arc, and the sheet metal with circular cross-section has the common center of circle.
45. electric-connected sockets according to claim 43 or 44, is characterized in that, the edge of described sheet metal is provided with the electrical connection guiding structural that guiding first hard contact enters.
46. electric-connected sockets according to claim 45, is characterized in that, described electrical connection guiding structural is bending structure or arc structure.
47. electric-connected sockets according to claim 33, is characterized in that, are provided with spacing horizontal concrete chute at described socket top, and the two ends of described spacing horizontal concrete chute are respectively provided with vertical insert port and extract mouth with vertical.
48. electric-connected sockets according to claim 33, is characterized in that, are provided with spacing hole at socket top.
49. 1 kinds of wiring boards, is characterized in that, comprise the arbitrary described electric-connected socket of claim 33 ~ 48 of at least two.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010200693.0A CN102280783B (en) | 2010-06-10 | 2010-06-10 | Rotary electric connection device, plug, socket and patch board |
| PCT/CN2011/000968 WO2011153826A1 (en) | 2010-06-10 | 2011-06-10 | Rotary-type electrical connection apparatus and plug, socket and power strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010200693.0A CN102280783B (en) | 2010-06-10 | 2010-06-10 | Rotary electric connection device, plug, socket and patch board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102280783A CN102280783A (en) | 2011-12-14 |
| CN102280783B true CN102280783B (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010200693.0A Active CN102280783B (en) | 2010-06-10 | 2010-06-10 | Rotary electric connection device, plug, socket and patch board |
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| Country | Link |
|---|---|
| CN (1) | CN102280783B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| NO337978B1 (en) * | 2014-09-09 | 2016-07-18 | Home Control As | socket |
| CN107332009A (en) * | 2017-06-27 | 2017-11-07 | 曾剑令 | Safe revolving socket plug combination |
| CN108232665A (en) * | 2017-07-21 | 2018-06-29 | 广州诺绰信息技术有限公司 | A kind of novel pure electric automobile charging pile device |
| CN107369949A (en) * | 2017-07-21 | 2017-11-21 | 益福光（天津）电子科技有限公司 | A kind of pure electric automobile charging pile device |
| CN108199182A (en) * | 2017-12-29 | 2018-06-22 | 绵阳放思创意科技有限公司 | Rotating contact energized safety socket |
| CN109560427A (en) * | 2018-11-15 | 2019-04-02 | 何锐平 | A kind of safety electric shock-prevention socket |
| CN112290237B (en) * | 2020-09-28 | 2022-11-08 | 国网福建省电力有限公司三明市沙县区供电公司 | Outdoor socket and plug structure of protection against electric shock |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN102280783A (en) | 2011-12-14 |
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