CN215934006U - Transmission line - Google Patents

Abstract

The utility model provides a transmission line, and relates to the technical field of cables. Wherein, this transmission line includes: pencil, base, rotation seat and bayonet joint. Wherein, rotate the seat and include first terminal surface, the base includes the second terminal surface relative with first terminal surface, and the base rotates with rotating the seat through the connecting axle and is connected, and the bayonet joint is located and is rotated on the seat. The first end face is provided with a first contact group, the first contact group is electrically connected with the plug connector, the second end face is provided with a plurality of groups of second contact groups matched with the first contact group, and the plurality of groups of second contact groups are distributed at intervals on the rotating path of the first contact group. Each group of second contact groups is electrically connected with the wiring harness according to a set line sequence, and at least 2 groups of second contact groups are different from the wiring harness in line sequence. According to the transmission line provided by the utility model, the first contact group can be electrically contacted with different second contact groups by rotating the rotating seat, so that the line sequence of the wiring harness connected with the plug connector can be changed, and the universality of the transmission line is better.

Description

Transmission line

Technical Field

The utility model relates to the technical field of cables, in particular to a transmission line.

Background

The transmission line is a structure for transmitting electric energy or electric signals, is widely applied to electric equipment, and different equipment needing to transmit the electric energy and/or the electric signals are connected by the corresponding transmission line.

The existing transmission line comprises a wiring harness and a plug connector, wherein the plug connector is directly and electrically connected with the wiring harness according to a set line sequence, and after the plug connector is electrically connected with the wiring harness, the line sequence connected with the plug connector cannot be changed.

The shape requirements of the interfaces of the existing devices on the plug connectors are consistent, but the requirements on the wire sequence of the wire harnesses connected by the plug connectors are different, and the universality of the existing transmission line with unchangeable wire sequence is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a transmission line to solve the problem of poor universality of the transmission line with unchangeable line sequence in the prior art.

The present invention provides a transmission line, comprising: pencil, base, rotation seat and bayonet joint.

The rotating seat comprises a first end face, the base comprises a second end face, the base and the rotating seat are connected in a rotating mode through the connecting shaft, the first end face and the second end face are arranged oppositely, and the plug connector is arranged on the rotating seat.

The first end face is provided with a first contact group, the first contact group is electrically connected with the plug connector, the second end face is provided with a plurality of second contact groups matched with the first contact group, the plurality of second contact groups are distributed at intervals on the rotating path of the first contact group, and the first contact group is used for being electrically contacted with the second contact group opposite to the first contact group.

Each group of second contact groups is electrically connected with the wiring harness according to a set line sequence, and at least 2 groups of second contact groups are different from the wiring harness in line sequence.

Optionally, a plurality of contact pins are arranged in the plug connector, the first contact group includes a plurality of first contacts corresponding to the contact pins one to one, the plurality of first contacts are distributed at intervals, and each first contact is electrically connected with one corresponding contact pin.

Each set of second contact sets comprises a plurality of second contacts in one-to-one correspondence with the first contacts, and each second contact in the second contact set opposite to the first contact set is in electrical contact with one corresponding first contact.

The wire harness comprises a plurality of cables which are in one-to-one correspondence with the second contacts in the second contact group, the plurality of second contacts in each group of second contact group are respectively and electrically connected with the cables in the wire harness according to a set wire sequence, and the wire sequences of the cables connected with the second contacts in at least 2 groups of second contact groups are different.

Optionally, the second contacts electrically connected to the same cable in the wire harness are electrically connected through a jumper.

The base is also provided with a plurality of first binding posts which are in one-to-one correspondence with the second contacts in one group of the second contact groups, each first binding post is electrically connected with one corresponding second contact, and the second contact connected with the first binding post is electrically connected with the corresponding cable through the first binding post connected with the second binding post.

Optionally, a third contact group adapted to the first contact group is further disposed on the second end face, the third contact group is disposed on a rotation path of the first contact group, and the third contact group and the second contact group are disposed at an interval.

The third contact set comprises a plurality of third contacts in one-to-one correspondence with the first contacts, and each third contact in the third contact set opposite to the first contact set is electrically contacted with one corresponding first contact.

And a plurality of second binding posts which are in one-to-one correspondence with the third contacts in the third contact group are also arranged on the base, and each second binding post is electrically connected with one corresponding third contact.

Optionally, the base further includes a third end face disposed opposite to the second end face, and the first terminal and the second terminal are disposed on the third end face.

Optionally, the wire harness connector further comprises a tail cover, the tail cover is detachably connected with the end portion, provided with a third end face, of the base, the third end face, the first binding post and the second binding post are both arranged in the tail cover, a through hole for the wire harness to pass through is formed in the tail cover, and a cable in the wire harness is electrically connected with the corresponding first binding post after passing through the through hole.

Optionally, distances from the first contacts in the first contact group to the axis of the connecting shaft are different, and all the second contacts corresponding to the same first contact are distributed on a circle which has the distance from the corresponding first contact to the axis of the connecting shaft as a radius and is coaxial with the connecting shaft.

Optionally, all the first contacts in the first contact group are arranged on the same straight line passing through the axis of the connecting shaft.

Optionally, a plurality of circular chutes corresponding to the rotation paths of the first contacts one to one are arranged on the second end face, each first contact is embedded into one corresponding circular chute, and all the second contacts corresponding to the same first contact are arranged in the circular chute corresponding to the first contact.

Optionally, the base and the rotating seat are both disc-shaped, and the base, the rotating seat and the connecting shaft are coaxially arranged.

The transmission line provided by the utility model has the advantages that the base and the rotating seat which can rotate mutually are arranged between the wiring harness and the plug-in connector, the plug-in connector is electrically connected with the first contact group on the rotating seat, a plurality of groups of second contact groups which are matched with the first contact group are arranged on the surface of the base opposite to the surface provided with the first contact group, each group of second contact groups are electrically connected with the wiring harness according to the preset line sequence, at least 2 groups of second contact groups are different from the line sequence of the electric connection of the wiring harness, the plurality of groups of second contact groups are distributed at intervals on the rotating path of the first contact group, the position of the first contact group on the surface provided with the second contact group on the base can be changed by rotating the rotating seat, the first contact group can be opposite to different second contact groups, when the first contact group is in electric contact with the opposite second contact group, the plug-in connector can be electrically connected with the wiring harness according to the line sequence of the second contact group in electric contact with the first contact group, so, can change the line preface of the pencil that the bayonet joint is connected, applicable in the interface of multiple unanimous, nevertheless to the equipment that the line preface demand of bayonet joint connection is different to the bayonet joint shape demand, the commonality of transmission line is better.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

Fig. 1 is a schematic diagram of an embodiment of a transmission line according to the present invention;

fig. 2 is a schematic view of a first end surface of a rotating seat in an embodiment of the transmission line proposed by the present invention;

fig. 3 is a schematic diagram of a second end surface of a base in an embodiment of the transmission line proposed by the present invention;

fig. 4 is a schematic view of a third end surface of the base in an embodiment of the transmission line proposed by the present invention;

fig. 5 is a schematic view of a wire harness in an embodiment of the transmission line proposed by the present invention;

fig. 6 is a schematic view of a fourth end surface of the rotating seat in the embodiment of the transmission line according to the present invention.

Description of reference numerals:

100. a wire harness; 110. A cable;

200. a plug-in connector; 210. Inserting a pin;

300. a base; 310. A second end face;

320. a second contact set; 321. A second contact;

330. a first terminal post; 340. A third contact set;

341. a third contact; 350. A second terminal;

360. a jumper wire; 370. A third end face;

380. a circular chute; 400. A rotating seat;

410. a first end face; 420. A first contact set;

421. a first contact; 430. A fourth end face;

500. a tail cover; 600. And (7) connecting the shafts.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description above, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

In the existing transmission line, a wire harness is directly and electrically connected with a plug connector according to a set wire sequence, and the wire sequence connected between the wire harness and the plug connector cannot be changed.

In production and life, the shape of the plug connector is required to be consistent by the interface on many devices, but the wire sequence requirement for connection between the plug connector and the wire harness is different. The existing transmission line has poor universality, and various different transmission lines still need to be configured for equipment interfaces with consistent shape requirements on the plug connector but different requirements on the line sequence of connection between the plug connector and the wiring harness.

In order to solve the technical problem, the inventor of the scheme arranges a base and a rotating seat which can rotate mutually between a wiring harness and a plug-in connector to enable the plug-in connector to be electrically connected with a first contact group on the rotating seat, a plurality of groups of second contact groups which are matched with the first contact group are arranged on the surface of the base opposite to the surface provided with the first contact group, each group of second contact groups are electrically connected with the wiring harness according to a preset wire sequence, at least 2 groups of second contact groups are different from the wire sequence of the electric connection of the wiring harness, the plurality of groups of second contact groups are distributed at intervals on the rotating path of the first contact group, the position of the first contact group on the surface provided with the second contact group on the base can be changed by rotating the rotating seat, the first contact group can be opposite to different second contact groups, when the first contact group is electrically contacted with the opposite second contact group, the plug-in connector can be electrically connected with the wiring harness according to the wire sequence connected with the second contact group which is electrically contacted with the first contact group, so, can change the line preface of the pencil that the bayonet joint is connected, applicable in the interface of multiple unanimous, nevertheless to the equipment that the line preface demand of bayonet joint connection is different to the bayonet joint shape demand, the commonality of transmission line is better.

The transmission line provided by the present application is described in detail below with reference to specific embodiments.

Fig. 1 is a schematic view of an embodiment of the proposed transmission line, fig. 2 is a schematic view of a first end surface of a rotating seat in the embodiment of the proposed transmission line, and fig. 3 is a schematic view of a second end surface of a base in the embodiment of the proposed transmission line.

As shown in fig. 1 to 3, the present embodiment provides a transmission line, including: the wiring harness 100, the base 300, the rotary holder 400 and the plug 200.

The rotating base 400 includes a first end surface 410, the base 300 includes a second end surface 310, the base 300 and the rotating base 400 are rotatably connected through a connecting shaft 600, the first end surface 410 and the second end surface 310 are oppositely disposed, and the plug 200 is disposed on the rotating base 400.

The first end face 410 is provided with a first contact set 420, the first contact set 420 is electrically connected with the plug 200, the second end face 310 is provided with a plurality of second contact sets 320 matched with the first contact set 420, the plurality of second contact sets 320 are distributed at intervals on a rotation path of the first contact set 420, and the first contact set 420 is used for electrically contacting with the second contact set 320 opposite to the first contact set 420.

Each group of the second contact groups 320 is electrically connected to the wiring harness 100 according to a set wire sequence, and at least 2 groups of the second contact groups 320 are electrically connected to the wiring harness 100 in different wire sequences.

It can be understood that, according to the requirement, the wire orders of the wire harnesses 100 connected to each group of the second contact sets 320 may all be different, or the wire orders of the wire harnesses 100 connected to one or more groups of the second contact sets 320 may also be the same as the wire orders of the wire harnesses 100 connected to one or more groups of the second contact sets 320, as long as the wire orders converted by rotating the rotating base 400 are ensured, which can meet the requirement. The rotary base 400 and the base 300 may be designed in various shapes according to the need. The connector 200 may be any of various existing connectors 200, such as an OBD connector, a BNC connector, a VGA connector, etc. The plug 200 may be a male plug or a female plug. In addition, the connector 200 may be disposed on an end surface of the rotary holder 400 or may be disposed on a side surface of the rotary holder 400.

When the connector is used, the line sequence required to be connected by the equipment interface is determined, then the rotating seat 400 is rotated, the first contact 421 is rotated to the position where the second contact group 320 with the same line sequence required by the equipment interface is opposite to the connected line sequence, at this time, the first contact group 420 is electrically contacted with the second contact group 320 opposite to the first contact group, and the plug 200 is electrically connected with the wiring harness 100 according to the required line sequence, so that the requirement of the equipment interface can be met. When the connector is used for another device interface with different wire sequence requirements, the rotating base 400 is rotated again, so that the first contact 421 is rotated to a position opposite to the second contact group 320 opposite to the wire sequence required by the device interface.

In the above embodiment, the wire sequence of the wire harness 100 connected with the connector 200 can be changed by rotating the rotating seat 400, so that the application range of the transmission line can be increased, and the universality of the transmission line is better.

It is understood that the wire harness 100 may be connected to the connector 200 at one end by the rotation of the first contact set 420 and the base 300 provided with the second contact set 320, and the wire harness 100 may be connected to the connector 200 at both ends by the rotation of the first contact set 420 and the base 300 provided with the second contact set 320.

In some examples, a first identifier corresponding to the first contact set 420 may be provided at a visible position on the surface of the rotary base 400, and a second identifier corresponding to each second contact set 320 may be provided at a visible position on the surface of the base 300, so that the first contact set 420 may be conveniently electrically contacted with the second contact set 320 whose connection needs to be in line sequence through the first identifier and the second identifier.

In some possible embodiments, the base 300 and the rotary base 400 are both disc-shaped, and the base 300 and the rotary base 400 are coaxially disposed with the connection shaft 600.

With such an arrangement, the areas of the base 300 and the rotating base 400 can be reduced as much as possible, the arrangement of the first contact set 420 and the second contact set 320 is facilitated, and the rotation is facilitated.

In some examples, a sliding prevention rib, a protrusion, or other shifting structures may be disposed on a side surface of the rotating base 400 to facilitate shifting of the rotating base 400.

Fig. 4 is a schematic view of a third end face of the base in an embodiment of the proposed transmission line, fig. 5 is a schematic view of a wire harness in an embodiment of the proposed transmission line, and fig. 6 is a schematic view of a fourth end face of the rotating seat in an embodiment of the proposed transmission line.

As shown in fig. 4-5 and fig. 2 and 3, in some possible embodiments, a plurality of pins 210 are disposed in the plug 200, the first contact group 420 includes a plurality of first contacts 421 corresponding to the pins 210, the plurality of first contacts 421 are distributed at intervals, and each first contact 421 is electrically connected to a corresponding pin 210.

Each set of second contact sets 320 includes a plurality of second contacts 321 in one-to-one correspondence with the first contacts 421, and each second contact 321 in the set of second contacts 320 opposite the set of first contacts 420 is in electrical contact with its corresponding one of the first contacts 421.

The wire harness 100 includes a plurality of cables 110 corresponding to the second contacts 321 in the second contact group 320, the plurality of second contacts 321 in each second contact group 320 are electrically connected to the cables 110 in the wire harness 100 according to a set wire sequence, and the wire sequence of the cables 110 connected to the second contacts 321 in at least 2 second contact groups 320 is different.

By the arrangement, the contact pin 210 and the first contact 421 are convenient to correspond and accurately connected, the second contact 321 and the cable 110 are convenient to correspond and accurately connected, the plurality of first contacts 421 are distributed at intervals, and the first contacts 421 are not influenced by each other.

It is understood that the number of first contacts 421 in the first contact group 420 may be determined according to the requirement of the plug 200, such as 4, 5, 8, 16, etc., and the number of second contacts 321 in each second contact group 320 corresponds to the number of first contacts 421.

For example, there are 4 cables 110 in the wiring harness 100, which are respectively labeled as "1", "2", "3" and "4", 6 sets of second contact sets 320 may be provided, each set of second contact sets 320 includes 4 second contacts 321, and the 6 second contact sets 320 may be respectively electrically connected to the cables 110 in the wiring harness 100 according to any one of the sequences of "1234", "1243", "1324", "1342", "1423", "1432", "2134", "2143", "2314", "2341", "3241", "3214", "4132" and "4321".

As shown in fig. 4, in some possible embodiments, the second contacts 321 electrically connected to the same cable 110 within the wiring harness 100 are electrically connected by jumpers 360.

It will be appreciated that jumper 360 is a connecting line that connects two or more lines that are not connected.

With this arrangement, the wiring harness 100 can be electrically connected to all the second contact sets 320 only after being electrically connected to one second contact set 320.

As shown in fig. 4, in some possible embodiments, the base 300 is further provided with a plurality of first terminals 330 in one-to-one correspondence with the second contacts 321 in one of the second contact sets 320, each first terminal 330 is electrically connected to its corresponding one of the second contacts 321, and the second contact 321 connected with the first terminal 330 is electrically connected to its corresponding cable 110 through its connected first terminal 330.

With such an arrangement, each second contact 321 is connected with each cable 110 in the wire harness 100 through the first binding post 330, so that the connection is more convenient and stable.

As shown in fig. 4, in some possible embodiments, a third contact set 340 adapted to the first contact set 420 is further disposed on the second end face 310, the third contact set 340 is disposed on the rotation path of the first contact set 420, and the third contact set 340 is spaced apart from the second contact set 320.

The third contact set 340 includes a plurality of third contacts 341 in one-to-one correspondence with the first contacts 421, and each third contact 341 in the third contact set 340 opposite to the first contact set 420 is in electrical contact with its corresponding one of the first contacts 421.

With the above arrangement, the third contact group 340 can be used as a blank contact group, and can be used for defining the wire sequence to be electrically connected with the cable 110 in the wire harness 100, and when the wire sequence connected with the second contact group 320 cannot meet the requirement, the practicability of the transmission line is improved, and the universality of the transmission line is higher.

It is understood that the third contact sets 340 may be one or more sets, and when a plurality of sets of the third contact sets 340 are provided, the third contact sets 340 are spaced apart from each other. All of the second contact set 320 and the third contact set 340 may be equally spaced along the rotational path of the first contact set 420.

As shown in fig. 4, in some possible embodiments, the base 300 is further provided with a plurality of second terminals 350 corresponding to the third contacts 341 in the third contact group 340 in a one-to-one manner, and each second terminal 350 is electrically connected to its corresponding one of the third contacts 341.

With such an arrangement, each third contact 341 is connected to each cable 110 in the wire harness 100 through the second binding post 350, so that the connection is more convenient and stable.

In the embodiment of simultaneously providing the first binding post 330 electrically connected to the second contact 321 and the second binding post 350 electrically connected to the third contact 341, when the third contact 341 needs to be electrically connected to the cable 110 in the wire harness 100 according to a required sequence, the wire harness 100 does not need to be changed, and the second binding post 350 connected to the third contact 341 only needs to be connected to the first binding post 330 connected to the corresponding second contact 321 through the jumper 360, so that the connection is more convenient.

In some possible embodiments, the base 300 further includes a third end surface 370 disposed opposite to the second end surface 310, and the first terminal post 330 is disposed on the third end surface 370.

With this arrangement, the area of the third end surface 370 is large, which facilitates the process and wiring of the first post 330.

In some possible embodiments, the second terminal stud 350 is disposed on the third end face 370.

Thus, the area of the third end surface 370 is large, which facilitates the process and wiring of the second terminal 350.

In some possible embodiments, the first terminal post 330 and the second terminal post 350 are both disposed on the third end face 370.

So configured, the first terminal 330 and the second terminal 350 are easily connected to each other.

As shown in fig. 1, in some possible embodiments, the transmission line further includes a tail cap 500, the tail cap 500 is detachably connected to the base 300 at an end provided with the third end surface 370, the third end surface 370 and the first terminal post 330 and the second terminal post 350 thereon are both inside the tail cap 500, a through hole for passing the wiring harness 100 is provided on the tail cap 500, and the cable 110 inside the wiring harness 100 is electrically connected to the corresponding first terminal post 330 after passing through the through hole.

So set up, can avoid first terminal 330, second terminal 350 and the wire jumper 360 of its connection to expose, tail-hood 500 can play the guard action to the part in it, and the condition such as the condition of breaking, short circuit that avoids the contact of external object to cause takes place.

As shown in fig. 2 and 3, in some possible embodiments, distances from the first contacts 421 in the first contact group 420 to an axis of the connection shaft 600 are different, and all the second contacts 321 corresponding to the same first contact 421 are distributed on a circle which has a radius from the distance from the corresponding first contact 421 to the axis of the connection shaft 600 and is coaxial with the connection shaft 600.

With such an arrangement, more sets of second contact sets 320 can be arranged on the rotation path of the first contact set 420, so that the first contact 421 can be prevented from being electrically contacted with the second contacts 321 which are not corresponding to the first contact 421, the first contact 421 can be ensured to be electrically contacted with the second contacts 321 which are corresponding to the first contact 421, the problems of insufficient contact between the first contact 421 and the corresponding second contacts 321 and the like can be avoided, the frequency of touch between the first contact 421 and the second contacts 321 can be reduced, and the service life can be prolonged.

In some examples, all of the second and third contacts 321, 341 corresponding to the same first contact 421 are distributed on a circle having a radius of the distance from the corresponding first contact 421 to the axis of the connection shaft 600 and being coaxial with the connection shaft 600.

With such a configuration, more sets of the second contact group 320 and the third contact group 340 can be arranged on the rotation path of the first contact group 420, so that the first contact 421 can be prevented from being electrically contacted with the second contact 321 and the third contact 341 which are not corresponding to the first contact 421, the first contact 421 is ensured to be electrically contacted with only the second contact 321 or the third contact 341 which is corresponding to the first contact 421, the problems of contact failure between the first contact 421 and the corresponding second contact 321 or third contact 341 and the like can be avoided, the frequency of contact between the first contact 421 and the second contact 321 and third contact 341 can be reduced, and the service life can be prolonged.

As shown in fig. 2 and 3, in some possible embodiments, all the first contacts 421 in the first contact group 420 are disposed on the same straight line passing through the axis of the connecting shaft 600. That is, all of the lower contacts in the first contact set 420 are spaced apart along a radial direction of the connecting shaft 600.

It will be appreciated that, correspondingly, all of the second contacts 321 in the same second contact group 320 are disposed on the same straight line passing through the axis of the connecting shaft 600, and all of the third contacts 341 in the same third contact group 340 are disposed on the same straight line passing through the axis of the connecting shaft 600.

So configured, the first contact set 420 facilitates accurate electrical contact with the second contact set 320 or the third contact set 340.

As shown in fig. 3, in some possible embodiments, a plurality of circular sliding grooves 380 corresponding to the rotation paths of the first contacts 421 are disposed on the second end surface 310, each first contact 421 is embedded in a corresponding circular sliding groove 380, and all the second contacts 321 corresponding to the same first contact 421 are disposed in the circular sliding grooves 380 corresponding to the first contacts 421.

With such an arrangement, the first contact 421 and the second contact 321 are both in the circular sliding groove 380, so that the rotation of the rotating base 400 is facilitated, and the adjacent first contacts 421 and the adjacent second contacts 321 in the same second contact group 320 are separated.

It will be appreciated that in the embodiment of the third contact set 340 provided on the second end face 310, the third contacts 341 in the third contact set 340 are also provided in the corresponding circular chutes 380.

In some examples, plug 200 is disposed on a fourth end surface 430 of rotating base 400 opposite first end surface 410. Thus, the area of the fourth end surface 430 is large, which is convenient for the arrangement of the plug 200 with a larger size, and when the plug 200 with a larger size is arranged, the thickness of the rotating seat 400 does not need to be increased.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. A transmission line is characterized by comprising a wire harness, a base, a rotating seat and a plug connector, wherein,

the rotating seat comprises a first end face, and the base comprises a second end face;

the base and the rotating seat are rotatably connected through a connecting shaft, the first end face and the second end face are oppositely arranged, and the plug connector is arranged on the rotating seat;

the first end face is provided with a first contact group, the first contact group is electrically connected with the plug connector, the second end face is provided with a plurality of groups of second contact groups matched with the first contact group, the plurality of groups of second contact groups are distributed at intervals on a rotating path of the first contact group, and the first contact group is used for being electrically contacted with the second contact group opposite to the first contact group;

each group of the second contact groups is electrically connected with the wiring harness according to a set line sequence, and at least 2 groups of the second contact groups are different from the wiring harness in line sequence.

2. The transmission line of claim 1, wherein a plurality of contact pins are disposed in the plug, the first contact group includes a plurality of first contacts corresponding to the contact pins one to one, the plurality of first contacts are spaced apart, and each of the first contacts is electrically connected to a corresponding one of the contact pins;

each set of the second contact sets comprises a plurality of second contacts in one-to-one correspondence with the first contacts, and each second contact in the second contact set opposite to the first contact set is in electrical contact with one corresponding first contact;

the wire harness comprises a plurality of cables which are in one-to-one correspondence with the second contacts in the second contact group, the second contacts in each second contact group are respectively and electrically connected with the cables in the wire harness according to a set wire sequence, and the wire sequences of the cables connected with the second contacts in at least 2 second contact groups are different.

3. The transmission line of claim 2, wherein the second contacts electrically connected to the same cable within the wiring harness are electrically connected by jumpers;

the base is further provided with a plurality of first binding posts which are in one-to-one correspondence with the second contacts in one of the second contact groups, each first binding post is electrically connected with one corresponding second contact, and the first binding posts which are connected with the first binding posts through the second contacts are electrically connected with the cables corresponding to the second binding posts.

4. The transmission line of claim 3, wherein a third contact set is disposed on the second end surface and adapted to the first contact set, the third contact set is disposed on a rotation path of the first contact set, and the third contact set is spaced apart from the second contact set;

the third contact set comprises a plurality of third contacts in one-to-one correspondence with the first contacts, and each third contact in the third contact set opposite to the first contact set is in electrical contact with one corresponding first contact;

and a plurality of second binding posts which are in one-to-one correspondence with the third contacts in the third contact group are further arranged on the base, and each second binding post is electrically connected with one corresponding third contact.

5. The transmission line of claim 4, wherein the base further comprises a third end surface disposed opposite the second end surface, and wherein the first and second posts are disposed on the third end surface.

6. The transmission line according to claim 5, further comprising a tail cap, wherein the tail cap is detachably connected to the end of the base where the third end surface is disposed, the third end surface and the first terminal and the second terminal thereon are both disposed in the tail cap, a through hole for the wire harness to pass through is disposed on the tail cap, and the cable in the wire harness is electrically connected to the corresponding first terminal after passing through the through hole.

7. The transmission line according to claim 2, wherein the distances from the first contacts in the first contact group to the axis of the connection shaft are different, and all the second contacts corresponding to the same first contact are distributed on a circle having a radius equal to the distance from the corresponding first contact to the axis of the connection shaft and coaxial with the connection shaft.

8. The transmission line according to claim 7, characterized in that all of said first contacts in said first set of contacts are arranged on a same straight line passing through the axis of said connection shaft.

9. The transmission line according to claim 7, wherein a plurality of circular sliding grooves are provided on the second end surface, the circular sliding grooves corresponding to the rotational paths of the first contacts one to one, each of the first contacts is embedded in one of the corresponding circular sliding grooves, and all of the second contacts corresponding to the same first contact are provided in the circular sliding groove corresponding to the first contact.

10. The transmission line according to any one of claims 1 to 9, wherein said base and said rotatable base are each disc-shaped, and said base and said rotatable base are disposed coaxially with said connecting shaft.

Images