CN209249853U - Power connection - Google Patents

Abstract

The utility model provides a kind of power connection, is related to the technical field of power supply device.The power connection includes: mounting base and sliding seat；It is connected between sliding seat and mounting base by universal structure, so that sliding seat can be relative to mounting base universal rotational；Sliding seat is equipped with the first conductive interfacing part for conductive docking.By the utility model, alleviate present in the prior art in small space that plug connection is inconvenient, cable is easy the technical issues of being squeezed.

Description

Power connection

Technical field

The utility model relates to the technical fields of power supply device, more particularly, to a kind of power connection.

Background technique

The different power-supply device such as telephone power plug, USB charging plug and computer mains plug is standing to be calculated as difference Structure, same class power-supply device in country variant area also frequently with different structural design criterias, therefore different power supply Equipment usually requires to realize exchange by changeover plug, and electric appliance is allow to be adapted to the socket in country variant area.

Currently, changeover plug is connected on socket generally by the way of straight cutting, electric appliance passes through plug and changeover plug Connection is to obtain electric energy.In the case where space is smaller dead angle, the cable on plug is easy to be squeezed and be damaged；Work as needs It when being adjusted the angle of plug, is also easy to loosen between plug and changeover plug, influences conductive stability.

Utility model content

The purpose of this utility model is to provide a kind of power connections, to alleviate present in the prior art in small space Middle plug connection is inconvenient, and cable is easy the technical issues of being squeezed.

To achieve the above object, the utility model the following technical schemes are provided:

Power connection provided by the utility model includes: mounting base and sliding seat；Pass through ten thousand between sliding seat and mounting base It is connected to structure, so that sliding seat can be relative to mounting base universal rotational；Sliding seat is equipped with conductive for the first of conductive docking Interfacing part.

Further, universal structure includes Internal Spherical Surface and the spherical outside surface with the cooperation of Internal Spherical Surface flexural pivot；Internal Spherical Surface is set to installation Seat, spherical outside surface are set to sliding seat.

Further, universal structure includes Internal Spherical Surface and the spherical outside surface with the cooperation of Internal Spherical Surface flexural pivot；Internal Spherical Surface is set to activity Seat, spherical outside surface are set to mounting base.

Further, universal structure includes bushing, and bushing is fixed on Internal Spherical Surface and cooperates with spherical outside surface flexural pivot, alternatively, lining Set is fixed on spherical outside surface and cooperates with Internal Spherical Surface flexural pivot.

Further, sliding seat has connecting column, and spherical outside surface is set to one end of connecting column, and the first conductive interfacing part, which is set to, to be connected Connect the other end of column.

Further, mounting base has connecting column, and spherical outside surface is set to one end of connecting column.

Further, connecting column is cylinder of the axis by the centre of sphere of spherical outside surface.

Further, mounting base is equipped with the second conductive interfacing part being conductively connected with the first conductive interfacing part.

Further, power connection includes the conducting wire for connecting the first conductive interfacing part and the second conductive interfacing part；Mounting base Equipped with the first wire guide passed through for conducting wire, sliding seat is equipped with the second wire guide passed through for conducting wire.

Further, the axis of the axis of the first wire guide and the second wire guide passes through Internal Spherical Surface and spherical outside surface flexural pivot respectively The centre of sphere of cooperation.

Further, the first wire guide is set close to the end of sliding seat and the second wire guide close to the end of mounting base respectively There is rounded corner.

Further, mounting base and sliding seat are conductively connected.

Further, power connection includes the empire cloth being wrapped in outside mounting base and sliding seat.

The utility model provides a kind of power connection, which includes: mounting base and sliding seat；Sliding seat and installation It is connected between seat by universal structure, so that sliding seat can be relative to mounting base universal rotational；Sliding seat is equipped with for conductive right The conductive interfacing part of first connect.For power connection provided by the utility model is installed to room or office space, outside Portion's power grid is first by electrical energy transportation to the first conductive interfacing part；The plug of electric appliance is connected in sliding seat, and with first conduction Interfacing part is conductively connected, and realization transmits electrical power to electric appliance.When space than it is narrow when, by making sliding seat relative to mounting base Rotation, the direction of the adjustable first conductive interfacing part and position, are docked with convenient plug with sliding seat, and can also be to slotting The position of head and plug cable is adjusted flexibly, and is reduced cable and is squeezed, plays a protective role to cable, make the defeated of electric energy It send more stable.By the utility model, it is inconvenient to alleviate present in the prior art plug connection in small space, line Cable is easy the technical issues of being squeezed.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of power connection provided by the embodiment of the utility model；

Fig. 2 is the cross-sectional view of power connection shown in Fig. 1 provided by the embodiment of the utility model；

Fig. 3 is that the structure at the first visual angle of sliding seat in power connection shown in Fig. 1 provided by the embodiment of the utility model is shown It is intended to；

Fig. 4 is that the structure at the second visual angle of sliding seat in power connection shown in Fig. 1 provided by the embodiment of the utility model is shown It is intended to；

Fig. 5 is that the structure at the first visual angle of mounting base in power connection shown in Fig. 1 provided by the embodiment of the utility model is shown It is intended to；

Fig. 6 is that the structure at the second visual angle of mounting base in power connection shown in Fig. 1 provided by the embodiment of the utility model is shown It is intended to.

Icon: 10- sliding seat；11- hemisphere；12- connecting column；20- mounting base；21- connecting plate；22- cylinder；Outside 30- Spherical surface；40- Internal Spherical Surface；The conductive interfacing part of 50- first；The conductive interfacing part of 60- second；The first wire guide of 70-；The second conducting wire of 80- Hole.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.

Electric appliance needs for plug to be connected on socket in operating status or when being charged, and socket is by electric energy by inserting The cable of head and plug is conveyed to electric appliance.Copper post slot is typically provided on socket, plug is equipped with and mutually fits with the copper post slot on socket The copper post matched；After copper post is docked with copper post slot, realizes and be conductively connected between plug and socket, while limiting between plug and socket Relative position；And the position of socket is usually fixation, the position of the plug after also just making docking can not also adjust.Some In the case of, since socket is different from the design standard of the plug of electric appliance, cause cannot directly to dock in structure or operating voltage It is not adapted, at this moment needs to transfer by changeover plug between socket and plug.Changeover plug one end is adapted with socket, The other end is adapted with plug；Transformation element is additionally provided with when needing to be adjusted voltage, in changeover plug.Above-mentioned conversion Between plug and socket between changeover plug and plug, usual situation be all made of copper post and copper post slot cooperation straight cutting form into Row connection, so that the position of the plug after docking can not still adjust.Currently, the space of building is more and more compacter, in room And office space, receptacle periphery Spatial General 6 R is than narrow, and when the space dead angle Zhong You, plug is difficult to socket to connecting, Also the cable of plug can be made to be squeezed, shorten plug service life；If carried out to the position of plug micro- to adapt to space It adjusts, is easy to cause the reliability connected between copper post and copper post slot reduction, occur loosening power-off.

Inventor develops a kind of power connection, by sliding seat 10 relative to mounting base to alleviate above-mentioned defect 20 universal rotationals, when connecting the plug of electric appliance with the power connection, in the case where guaranteeing connection reliability, the position of plug It can be adjusted flexibly with angle, be squeezed with reducing cable.

Fig. 1 is the structural schematic diagram of power connection provided by the embodiment of the utility model；Firstly, Fig. 1 is please referred to, the power supply Connector includes: mounting base 20 and sliding seat 10；It is connected between sliding seat 10 and mounting base 20 by universal structure, so that sliding seat 10 can be relative to 20 universal rotational of mounting base；Sliding seat 10 is equipped with the first conductive interfacing part 50 for conductive docking.

Above-mentioned power connection at least has there are two types of application mode: (1) power connection is installed to room or office field It on the buildings such as institute, is connect as the plug with electric appliance, conveys electric energy to electric appliance；(2) plug of the power connection as electric appliance, The inside electrical part of electric appliance is connect by cable with the power connection, and electric appliance is connected to socket in electricity consumption, by the power connection Or on changeover plug.

When the power connection is installed to room perhaps office space, mounting base 20 is fixed on wall or furniture, outside Portion's power grid is first by electrical energy transportation to the first conductive interfacing part 50；The plug of electric appliance is connected in sliding seat 10, and with first Conductive interfacing part 50 is conductively connected, and realization transmits electrical power to electric appliance.When space than it is narrow when, by keeping sliding seat 10 opposite It being rotated in mounting base 20, the direction of the adjustable first conductive interfacing part 50 and position are docked with convenient plug with sliding seat 10, And the position of plug and plug cable can also be adjusted flexibly, reduce cable and be squeezed, protection is played to cable Effect, keeps the conveying of electric energy more stable.

When plug of the power connection as electric appliance, the end for the cable that the inside electrical part of electric appliance extends is fixed to In mounting base 20, and it is conductively connected by conducting wire and the first conductive interfacing part 50.It is conductive right by first when electric appliance needs electricity consumption Perhaps changeover plug docks sliding seat 10 and is fixed on socket or crossover sub for fitting 50 and socket.When socket or conversion Space around plug than it is narrow when, by rotating mounting base 20 relative to sliding seat 10, adjustable 20 He of mounting base It is connected to the position of the cable of mounting base 20, facilitates docking, cable is reduced and is squeezed, play a protective role to cable.

The power connection is in above two application mode, by the relative rotation between sliding seat 10 and mounting base 20, Make the first conductive interfacing part 50 be more convenient for docking with plug, socket or changeover plug, alleviate present in the prior art Plug connection is inconvenient in small space, and cable is easy the technical issues of being squeezed.

In order to realize that the first conductive interfacing part 50 is docked with conductive devices such as socket, crossover sub or plugs, first is led Electric interfacing part 50 can be copper post or copper post slot.When the first conductive interfacing part 50 is copper post, set on the conductive devices of docking Set compatible copper post slot；When the first conductive interfacing part 50 is copper post slot, compatible copper is set on the conductive devices of docking Column.It is mating by copper post and copper post slot, it realizes and is conductively connected between the conductive devices of docking and the first conductive interfacing part 50, And it is fixed together the two, ensures the reliability of connection, be conducive to electric energy stablizes conveying.

Illustrate how the power connection is realized by sliding seat 10 relative to 20 universal rotational of mounting base above Facilitate docking and protect the effect of cable, next universal structure is introduced.

There are many kinds of the structure types of universal structure, such as: universal structure uses universal joint, and sliding seat 10 is connected to universal One end of section, mounting base 20 are connected to the other end of universal joint, universal joint usually have there are two or three be arranged in a mutually vertical manner Rotation axis, make sliding seat 10 that can make universal rotational rotating around each rotation axis relative to mounting base 20.But the knot of universal joint Structure is more complicated, needs to occupy biggish installation space, will increase the overall dimensions of power connection provided in this embodiment, unfavorable It is applied to the region of narrow space in power connection provided in this embodiment.

Reduce should power connection itself size, the docking effect in the region of narrow space can be improved, therefore, hair Bright people improves universal structure: please referring to Fig. 1, universal structure includes Internal Spherical Surface 40 and cooperates with 40 flexural pivot of Internal Spherical Surface outer Spherical surface 30, also, Internal Spherical Surface 40 is set to mounting base 20 and spherical outside surface 30 is set to sliding seat 10.Sliding seat 10 and mounting base 20 are divided It is not processed, available Internal Spherical Surface 40 and spherical outside surface 30, spherical outside surface 30, which is embedded in Internal Spherical Surface 40, realizes flexural pivot cooperation, reduces Connecting component between sliding seat 10 and mounting base 20, keeps structure more succinct, is convenient for size reduction.

Universal rotational, Internal Spherical Surface and spherical outside surface are realized by the cooperation of Internal Spherical Surface and spherical outside surface between sliding seat and mounting base Other than being arranged in the manner described above, Internal Spherical Surface can also be set to sliding seat, spherical outside surface is set to mounting base.

The centre of sphere of Internal Spherical Surface 40 and spherical outside surface 30 is same point, realizes mounting base 20 and the spaced winding of sliding seat 10 centre of sphere Universal rotational, make to rotate more flexible.During universal rotational, face contact is kept between spherical outside surface 30 and Internal Spherical Surface 40, Contact area is bigger, and the distribution of forces between sliding seat 10 and mounting base 20 makes to rotate on spherical surface, reducing stress concentration More steady and smooth.

Internal Spherical Surface 40 and spherical outside surface 30 will receive the influence of frictional resistance during relatively rotating, to sliding seat 10 and peace Universal rotational between dress seat 20 is made troubles；In use, the impurity such as dust enter Internal Spherical Surface 40 and spherical outside surface 30 Between, it can also further increase frictional resistance.Inventor is when facing drawbacks described above, it is contemplated that is further changed to universal structure Be equipped with multiple balls (this structure is not shown in the figure) being spaced apart into: spherical outside surface 30, ball be embedded in spherical outside surface 30 and to Outer lug can be freely rotated relative to spherical outside surface 30；Multiple balls are spaced apart on spherical outside surface 30, are matched with Internal Spherical Surface 40 It closes, plays a supporting role to Internal Spherical Surface 40.It, will by being freely rotated for ball when Internal Spherical Surface 40 is rotated relative to spherical outside surface 30 Sliding friction is converted into rolling friction, reduces the frictional resistance between Internal Spherical Surface 40 and spherical outside surface 30.Also, in the present embodiment In, Internal Spherical Surface 40 is contacted with ball, forms gap between Internal Spherical Surface 40 and spherical outside surface 30；When impurity enter Internal Spherical Surface 40 with When between spherical outside surface 30, impurity can be stored in the gap, to reduce interference to contact surface, be conducive to make sliding seat 10 with Mounting base 20 keeps higher rotation smooth degree.

The position of ball is not limited on spherical outside surface 30, can also be arranged in Internal Spherical Surface 40 and be matched with spherical outside surface 30 Ball, also, when spherical outside surface 30 be equipped with ball when, Internal Spherical Surface 40 be smooth continuous spherical surface；When Internal Spherical Surface 40 is equipped with When ball, spherical outside surface 30 is smooth continuous spherical surface.

The relative rotation of Internal Spherical Surface 40 and spherical outside surface 30 can also cause to wear to Internal Spherical Surface 40 and spherical outside surface 30, with using Time lengthens, and abrasion is gradually increased, and the cooperation precision between Internal Spherical Surface 40 and spherical outside surface 30 is lower and lower, influences the steady of rotation Property, cause to be easy to happen shaking between sliding seat 10 and mounting base 20, reduces the stability of the power source connector structure.In order to slow Solve the defect, inventor improves universal structure: universal structure includes bushing (not shown), and bushing is fixed on interior ball Face 40 and with 30 flexural pivot of spherical outside surface cooperate, alternatively, bushing be fixed on spherical outside surface 30 and with 40 flexural pivot of Internal Spherical Surface cooperate.It is solid with bushing For spherical outside surface 30: the outer wall of bushing is set as the smooth sphere cooperated with Internal Spherical Surface 40；When Internal Spherical Surface 40 and spherical outside surface 30 When relative rotation, bushing is moved with spherical outside surface 30, opposite sliding between the outer wall and Internal Spherical Surface 40 of bushing, when wearing When, bushing can be replaced and be adjusted, the outer wall of the bushing after making replacement is adapted with Internal Spherical Surface 40.It, can be with by bushing So that Internal Spherical Surface 40 and spherical outside surface 30 is kept higher cooperation precision, and since the processing of bushing is more convenient, advantageously reduces The maintenance cost of the power connection.In order to prolong the service life, rolling can also be set on the outer wall of bushing or Internal Spherical Surface 40 Pearl, to reduce frictional resistance.

When bushing is fixed in Internal Spherical Surface 40, the inner wall of bushing is set as the smooth sphere cooperated with spherical outside surface 30；In order to Prolong the service life, ball can be set on the inner wall or spherical outside surface 30 of bushing, to reduce frictional resistance.

Other than above two set-up mode in Internal Spherical Surface 40 and lining can also be respectively set on spherical outside surface 30 in bushing Set is fixed on the inner wall of the bushing of Internal Spherical Surface 40 and is fixed on flexural pivot cooperation between the outer wall of the bushing of spherical outside surface 30.Work as appearance When abrasion, one in replaceable two bushings, or two bushings are replaced simultaneously.

The embodiment of universal structure is described above, starts the tool for introducing mounting base and sliding seat below Body structure.In order to make it easy to understand, being set to mounting base 20 with Internal Spherical Surface 40, spherical outside surface 30 is set to for sliding seat 10.

As shown in figure 4, sliding seat 10 includes hemisphere 11, the side of hemisphere 11 is shaped to spherical outside surface 30, hemisphere 11 Side away from spherical outside surface 30 is set as end face；Cooperate as shown in figure 5, mounting base 20 is concavely provided with spherical outside surface 30 shown in Fig. 4 Internal Spherical Surface 40, Internal Spherical Surface 40 surrounds the chamber for accommodating hemisphere 11.Hemisphere 11 rotates in the chamber, makes spherical outside surface Biggish contact area is kept between 30 and Internal Spherical Surface 40, to guarantee stationarity that sliding seat 10 is rotated relative to mounting base 20.

Under normal conditions, the size for increasing the matching area between Internal Spherical Surface 40 and spherical outside surface 30, can be improved sliding seat 10 stationarities rotated relative to mounting base 20, still, inventors have found that when the mating surface between Internal Spherical Surface 40 and spherical outside surface 30 When product is excessive, then the assembly difficulty between sliding seat 10 and mounting base 20 easy to increase.In order to alleviate the defect, inventor is internal Spherical surface 40 and spherical outside surface 30 are further improved: the surface area of Internal Spherical Surface 40 is less than the surface of sphere corresponding to Internal Spherical Surface 40 Long-pending half is directly loaded into the chamber that Internal Spherical Surface 40 is surrounded in order to the opening by hemisphere 11 from 20 top of mounting base In, keep the handling between sliding seat 10 and mounting base 20 more convenient.

First conductive interfacing part 50 the position in sliding seat 10 can there are many kinds of, such as: by the first conductive interfacing part 50 are arranged on the end face of hemisphere 11.But in this case, plug, the conversion plug being connect with the first conductive interfacing part 50 Head or socket are easy to collide with mounting base 20, are not easy to that angles and positions are adjusted flexibly in rotation.Cause This, in order to alleviate the problem, sliding seat 10 has connecting column 12, and connecting column 12 is fixed on the end face of hemisphere 11, and first is conductive Interfacing part 50 is set to connecting column 12.Specifically, the first conductive interfacing part 50 both can be set on the side wall of connecting column 12, may be used also Connecting column 12 is arranged on the end face of hemisphere 11.In the present embodiment, referring to figure 3., the first conductive interfacing part 50 Connecting column 12 is set on the end face of hemisphere 11, thus it is possible, on the one hand, the first conductive interfacing part 50 can be made with sliding seat 10 swing relative to mounting base 20；It on the other hand, can when hemisphere 11 is rotated relative to mounting base 20 around the center line of itself In the case where having not been changed the position of sliding seat 10, the angle of the first conductive interfacing part 50 is adjusted, it can be more flexible It is docked with plug, changeover plug or socket on ground.

In actual use, if sliding seat 10 is excessive relative to the rotational angle of mounting base 20, it is easy to damage this Cable and component inside power connection, therefore, it is necessary to the range of the rotational angle to sliding seat 10 in mounting base 20 into Row limits, and inventor expects setting connecting column 12 on cylinder, and the axis of the cylinder passes through the centre of sphere of spherical outside surface 30.Such as figure Shown in 2, when hemisphere 11 drives connecting column 12 to rotate, when reaching setting angle, connecting column 12 can be touched with mounting base 20 It hits, sliding seat 10 is prevented to continue to rotate；Since connecting column 12 is cylinder, when so that sliding seat 10 being swung to different directions, exist Connecting column 12 collides with mounting base 20 when turning to same angle, is swung with Support activity seat 10 to all directions consistent Property, sliding seat 10 is limited relative to the rotational angle of mounting base 20 and avoids internal cable and component within the set range Because rotational angle is excessive impaired, the stability of the power source connector structure is improved.In the present embodiment, the outer diameter of connecting column 12 is got over Greatly, then connecting column 12 is easier collides with mounting base 20, and the slewing area of sliding seat 10 is also just smaller.It therefore can be by changing Become the outer diameter of connecting column 12, to be adjusted to the slewing area of sliding seat 10.

There are many connection types for mounting base 20 and external device (ED) in the power connection, mounting base 20 can be fixed to building On object, it can also be fixedly connected with the end of the cable extended in electric appliance.Seat 20 is fixed with external device (ED) in order to facilitate the installation of, Mounting base 20 is equipped with connecting plate 21 and is fixed on the cylinder 22 of connecting plate 21, and Internal Spherical Surface 40 is recessed to deviate from connecting plate 21 in cylinder 22 One end.Connecting plate 21 be equipped with for bolted hole location.

Under some cases, when the power connection is installed to room or office space, mounting base 20 be fixed to wall or On person's furniture, external electrical network is conductively connected by conducting wire and the first conductive interfacing part 50.When electric appliance, plug is docked to On one conductive interfacing part 50.When plug of the power connection as electric appliance, the cable extended in electric appliance is directly led with first Electric interfacing part 50 is conductively connected.When electric appliance, the first conductive interfacing part 50 is docked in external receptacle.

In order to improve the flexibility used, mounting base 20 is equipped with the second conduction being conductively connected with the first conductive interfacing part 50 Interfacing part 60, the second conductive interfacing part 60 can for copper post perhaps copper post slot with the plug with socket, changeover plug or electric appliance Docking, dock sliding seat 10 and mounting base 20 can removably with external device (ED) respectively.In actual use, may be used The second conductive interfacing part 60 to be docked on socket, the plug of electric appliance is docked with the first conductive interfacing part 50, passes through sliding seat 10 rotate relative to mounting base 20, are adjusted to the plug and cable of electric appliance；First conductive interfacing part 50 can also be docked Onto socket, the second conductive interfacing part 60 with appliance plug for docking.In the present embodiment, the first conductive interfacing part 50 and the The structure of two conductive interfacing parts 60 may be the same or different；In the case where the two structure is different, when in use, need The external device (ED) of docking can according to the structure of the conductive interfacing part of itself, selecting to dock with the first conductive interfacing part 50 or It is docked with the second conductive interfacing part 60, to improve the flexibility used.

Fig. 6 is please referred to, the second conductive interfacing part 60 is set to the side that connecting plate 21 deviates from cylinder 22.But second leads The position of electric interfacing part 60 is not limited to this, such as: the second conductive interfacing part 60 can also be arranged in the side of connecting plate 21.

It can be realized and be conductively connected by conducting wire between first conductive interfacing part 50 and the second conductive interfacing part 60, the conducting wire It can be set in the outside of mounting base 20 and sliding seat 10, to facilitate installation.But it is located at outside mounting base 20 and sliding seat 10 Conducting wire on the one hand be easy to be damaged, be on the other hand also easy to interfere the rotation of sliding seat 10, for this purpose, mounting base 20 Equipped with the first wire guide 70 passed through for conducting wire, 70 one end of the first wire guide extends to Internal Spherical Surface 40, in the first wire guide 70 The other end, mounting base 20 is equipped with hole or slot so that the conducting wire in the first wire guide 70, can be extended to by the hole or slot with Second conductive interfacing part 60 connects；Sliding seat 10 is equipped with the second wire guide 80 passed through for conducting wire, and 80 one end of the second wire guide is prolonged Spherical outside surface 30 is extended to, in the other end of the second wire guide 80, sliding seat 10 is equipped with hole or slot, so that in the second wire guide 80 Conducting wire, can be extended to by the hole or slot and be connect with the first conductive interfacing part 50.It is led by the first wire guide 70 and second Conducting wire is set to inside mounting base 20 and sliding seat 10, is on the one hand protected conducting wire, prolongs the service life by string holes 80, Another aspect conducting wire can also play connection function to sliding seat 10 and mounting base 20, and spherical outside surface 30 is avoided to be detached from Internal Spherical Surface 40.

Conducting wire extends in the first wire guide 70 and the second wire guide 80, needs to make the first wire guide 70 and the second wire guide 80 keep connection.During sliding seat 10 is rotated relative to mounting base 20, the first wire guide 70 is close to the end of sliding seat 10 Close to the end face of mounting base 20 changing of the relative positions can gradually occur for face and the second wire guide 80.In the present embodiment, by the first wire guide 70 The axis of axis and the second wire guide 80 is disposed as the centre of sphere by Internal Spherical Surface 40 and the cooperation of 30 flexural pivot of spherical outside surface, so that filling It, can be by the axis trimming of the first wire guide 70 by rotating sliding seat 10 relative to mounting base 20 when with the attaching plug It is extremely overlapped with the axis of the second wire guide 80, and makes end face and second wire guide 80 of first wire guide 70 close to sliding seat 10 Biggish overlapping area is kept close to the end face of mounting base 20, in order to which conducting wire is passed through the first wire guide 70 and the second wire guide In 80, assembly difficulty is reduced.

During sliding seat 10 rotates, the conducting wire in the junction of the first wire guide 70 and the second wire guide 80 is easy It is squeezed, in order to protect to conducting wire, the first wire guide 70 is close close to the end of sliding seat 10 and the second wire guide 80 The end of mounting base 20 is respectively equipped with rounded corner, to improve smoothness, reduces the extruding to conducting wire, extension lead uses the longevity Life.

The quantity of conducting wire is more, then the integral diameter of conducting wire can be made bigger, increases the risk that conducting wire is squeezed, because This, inventor is further improved the power connection: mounting base 20 and sliding seat 10 are all made of conductive material and are made, interior ball Face 40 is engaged with spherical outside surface 30, is conductively connected mounting base 20 and sliding seat 10.It is straight by mounting base 20 and sliding seat 10 Connect transmitting electric energy, it is possible to reduce the quantity of the conducting wire of the conductive interfacing part 50 of connection first and the second conductive interfacing part 60.In order to just In understanding, be illustrated by taking the power connection conduct three-phase electrical power as an example: the first conductive interfacing part 50 includes spaced first Copper post slot, the second copper post slot and third copper post slot, the first copper post slot and the second copper post slot pass through between insulation sleeve and sliding seat 10 Insulation is kept, keeps being conductively connected between third copper post slot and sliding seat 10；Second conductive interfacing part 60 includes spaced First copper post, the second copper post and third copper post, the first copper post and the second copper post, which pass through, keeps exhausted between insulation sleeve and mounting base 20 Edge keeps being conductively connected between third copper post and mounting base 20；Between third copper post slot and third copper post by mounting base 20 and Sliding seat 10 implements conductive connection, passes through between the second copper post slot and the second copper post between the first copper post slot and the first copper post Two conducting wires, which are realized, to be conductively connected, to eliminate a conducting wire, is reduced the quantity of conducting wire, is reduced the overall dimensions of conducting wire, drops Low extruded risk is conducive to ensure the stability that the first conductive interfacing part 50 and the second conductive interfacing part 60 are conductively connected.

In order to improve the safety used, which includes empire cloth, and empire cloth is wrapped in mounting base 20 and activity Outside seat 10, and it is exposed to the first conductive interfacing part 50 and the second conductive interfacing part 60 outside empire cloth.Empire cloth is in addition to reducing Electric leakage and Danger Electric shock risk, can also connect together sliding seat 10 with mounting base 20, and sliding seat 10 is avoided to be detached from mounting base 20. In order to make sliding seat 10 connect more firm in mounting base 20, the power connection include can free folding hose, hose In be equipped with skeleton, Hose Jacket is set to outside sliding seat 10 and mounting base 20, and one end connect with sliding seat 10, the other end with install Seat 20 connects；Hose can be bent with the movement of sliding seat 10, avoid the movement of interfering activity seat 10, and can also be to work The structure of dynamic seat 10 and mounting base 20 plays a protective role.

Finally, it should be noted that all the embodiments in this specification are described in a progressive manner, each embodiment What is stressed is all differences from other embodiments, and same and similar part cross-reference is between each embodiment It can；The above various embodiments is only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned each implementation The utility model is described in detail in example, those skilled in the art should understand that: it still can be to aforementioned Technical solution documented by each embodiment is modified, or equivalent substitution of some or all of the technical features； In the absence of conflict, the features in the embodiments and the embodiments of the present application can be combined with each other.And these modifications, replacement Or combination, the scope of the technical solutions of the embodiments of the utility model that it does not separate the essence of the corresponding technical solution.

Claims (13)

1. a kind of power connection characterized by comprising mounting base and sliding seat；

It is connected between the sliding seat and the mounting base by universal structure, so that the sliding seat can be relative to the installation Seat universal rotational；

The sliding seat is equipped with the first conductive interfacing part for conductive docking.

2. power connection according to claim 1, which is characterized in that the universal structure include Internal Spherical Surface and with it is described interior The spherical outside surface of spherical surface flexural pivot cooperation；The Internal Spherical Surface is set to the mounting base, and the spherical outside surface is set to the sliding seat.

3. power connection according to claim 1, which is characterized in that universal structure include Internal Spherical Surface and with the Internal Spherical Surface The spherical outside surface of flexural pivot cooperation；The Internal Spherical Surface is set to the sliding seat, and the spherical outside surface is set to the mounting base.

4. according to power connection described in claim 2 or 3, which is characterized in that the universal structure includes bushing, the lining Set be fixed on the Internal Spherical Surface and with the spherical outside surface flexural pivot cooperate, alternatively, the bushing be fixed on the spherical outside surface and with institute State the cooperation of Internal Spherical Surface flexural pivot.

5. power connection according to claim 2, which is characterized in that the sliding seat has connecting column, the spherical outside surface Set on one end of the connecting column, the described first conductive interfacing part is set to the other end of the connecting column.

6. power connection according to claim 3, which is characterized in that the mounting base has connecting column, the spherical outside surface Set on one end of the connecting column.

7. according to power connection described in claim 5 or 6, which is characterized in that the connecting column is axis by described outer The cylinder of the centre of sphere of spherical surface.

8. according to power connection described in claim 2 or 3, which is characterized in that the mounting base is equipped with and leads with described first The second conductive interfacing part that electric interfacing part is conductively connected.

9. power connection according to claim 8, which is characterized in that the power connection includes connecting first conduction The conducting wire of interfacing part and the second conductive interfacing part；The mounting base is equipped with the first wire guide passed through for the conducting wire, institute It states sliding seat and is equipped with the second wire guide passed through for the conducting wire.

10. power connection according to claim 9, which is characterized in that the axis of first wire guide and described second The axis of wire guide is respectively by the centre of sphere of the Internal Spherical Surface and spherical outside surface flexural pivot cooperation.

11. power connection according to claim 9, which is characterized in that first wire guide is close to the sliding seat End and second wire guide are respectively equipped with rounded corner close to the end of the mounting base.

12. according to power connection described in claim 2 or 3, which is characterized in that the mounting base and the sliding seat are conductive Connection.

13. power connection according to claim 12, which is characterized in that the power connection is wrapped in the installation Empire cloth outside seat and the sliding seat.