CN112542709A

CN112542709A - Plug connector, electric connection mechanism and electronic product

Info

Publication number: CN112542709A
Application number: CN202011485712.9A
Authority: CN
Inventors: 张文俊
Original assignee: Kunshan Yi Lian Sheng Intelligent Technology Co ltd
Current assignee: Kunshan Yi Lian Sheng Intelligent Technology Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-03-23

Abstract

The application provides a plug connector, electric connection mechanism and electronic product, include: fixing a sleeve; the conductive positioning piece is inserted into the fixed sleeve and is fixedly connected with the fixed sleeve; the conductive positioning piece is provided with a first inserting part and a second inserting part, and the first inserting part is provided with a bulge or a groove; and the wiring piece is used for being electrically connected with the power line and is provided with a third plugging part, and the third plugging part is in plugging fit with and electrically connected with the second plugging part. The wiring piece is in plug-in fit with the conductive positioning piece, welding fixation is not needed, the condition of connection failure caused by welding missing or infirm welding is avoided, the qualification rate of products is improved, the probability of failure in the use process of the products is reduced, and the cost of maintenance and replacement is reduced.

Description

Plug connector, electric connection mechanism and electronic product

Technical Field

The invention relates to the field of electrical equipment, in particular to a plug connector, an electrical connection mechanism and an electronic product.

Background

In electrical equipment, a plurality of parts are usually electrically connected by adopting an electric plug structure, namely a plug and a socket are respectively arranged on the two parts and are plugged with each other through the plug and the socket to realize the electric connection. At present, the conductive parts on the plug and the socket are connected with the power line in a welding mode.

The existing plug and socket have the following defects through research and discovery:

the processing is complicated to the bad condition of contact appears, influences the electric connection function.

Disclosure of Invention

The invention aims to provide a plug connector, an electric connection mechanism and an electronic product, which can reduce the processing difficulty and improve the processing efficiency; meanwhile, the condition of poor contact is not easy to occur, and the working performance is stable and reliable.

The embodiment of the invention is realized by the following steps:

in a first aspect, the present invention provides a connector comprising:

fixing a sleeve;

the conductive positioning piece is inserted into the fixed sleeve and is fixedly connected with the fixed sleeve; the conductive positioning piece is provided with a first inserting part and a second inserting part, and the first inserting part is provided with a bulge or a groove;

and the wiring piece is used for being electrically connected with the power line and is provided with a third plugging part, and the third plugging part is in plugging fit with and electrically connected with the second plugging part.

In an alternative embodiment, the second plug part and the third plug part are provided as a projection and a recess which are in plug-in engagement with each other.

In an alternative embodiment, the second plug part is provided as a plug groove, and the third plug part is provided as a plug projection that is plug-fit with the groove.

In an optional embodiment, the wire connecting piece is provided with a limiting convex part, and the limiting convex part abuts against the conductive positioning part to limit the depth of the third inserting part inserted into the second inserting part.

In an alternative embodiment, the limit projection is an annular surface surrounding the axis of the third socket part.

In an alternative embodiment, the fixing sleeve is injection-molded with the electrically conductive positioning element.

In an alternative embodiment, the junction element is adapted to be secured in crimping relation to the power cord.

In an optional embodiment, the plug connector further includes a protective sleeve, and the protective sleeve is sleeved outside the fixed sleeve.

In a second aspect, the present invention provides an electrical connection mechanism comprising:

the plug-in unit of any one of the two preceding embodiments, wherein one first plug-in part of the two plug-in units is configured as one of a protrusion and a groove, the other first plug-in part of the two plug-in units is configured as the other of the protrusion and the groove, and the two plug-in units are in plug-in fit through the two first plug-in parts.

In a third aspect, the present invention provides an electronic product, comprising:

the electrical connection mechanism of the foregoing embodiment.

The embodiment of the invention has the beneficial effects that:

to sum up, this embodiment provides a plug connector, the plug connector is including fixed cover, electrically conductive setting element and wiring piece, electrically conductive setting element and fixed cover fixed connection, the wiring piece is pegged graft on electrically conductive setting element, the wiring piece is used for being connected with the power cord, during the assembly, electrically conductive setting element and fixed cover grafting cooperation and fixed connection, after being connected the power cord with the wiring piece, again with the third grafting portion of wiring piece and the grafting cooperation of the second grafting portion of electrically conductive setting element, thereby realize the power cord and be connected with the electricity of electrically conductive setting element, and the wiring piece is pegged graft with electrically conductive setting element and is cooperated, the assembly process degree of difficulty is low, the assembly of being convenient for, the assembly efficiency is improved, and then. Meanwhile, the wiring piece is in plug-in fit with the conductive positioning piece, welding and fixing are not needed, the condition of connection failure caused by welding missing or infirm welding is avoided, the qualification rate of products is improved, the probability of failure in the use process of the products is reduced, and the maintenance and replacement cost is reduced.

Meanwhile, the wiring piece is matched with the conductive positioning piece in a plugging mode, when the wiring piece or a power line needs to be replaced, the wiring piece is directly pulled out, replacement is convenient, and cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural diagram of a connector according to an embodiment of the present invention;

FIG. 2 is an exploded view of the connector of the present embodiment;

FIG. 3 is an exploded view of a conductive positioning element and a wiring element according to an embodiment of the present invention;

FIG. 4 is an exploded view of a conductive positioning element deformation structure and a clip according to an embodiment of the present invention;

fig. 5 is a partial structural schematic view of the electrical connection mechanism according to the embodiment of the present invention (two connectors are plugged).

Icon:

100-fixing a sleeve; 200-a conductive positioning element; 210-a first mating part; 220-a second mating part; 221-notch; 222-a holding arm; 300-a wiring piece; 310-a third mating part; 320-a limiting part; 400-protective sheath; 500-power line.

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. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the 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: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

At present, the power cord 500 of plug or socket all adopts the copper line as the inner core, and when the power cord 500 was connected with the contact pin of plug or the slot electricity of socket, power cord 500 was earlier with intermediate junction spare fixed connection, then, was with intermediate junction spare and contact pin or slot welded fastening, because the small of contact pin or socket, the welding degree of difficulty is high, intensity of labour is big, and production efficiency is low. Meanwhile, the normal conductive function of the plug and the socket is easily influenced due to the condition of welding leakage or infirm welding.

Referring to fig. 1 to 5, in view of the above, the present application provides a plug connector, which has a simple assembly process, low difficulty, and high production efficiency. Meanwhile, all parts of the assembled plug connector are compact in connection and high in strength, and the conductive function is not easily influenced.

Referring to fig. 1 and 2, in the present embodiment, the plug connector includes:

a fixing sleeve 100;

the conductive positioning piece 200 is inserted into the fixing sleeve 100 and fixedly connected with the fixing sleeve 100; the conductive positioning member 200 is provided with a first inserting part 210 and a second inserting part 220, and the first inserting part 210 is provided as a protrusion or a groove;

and the wiring piece 300, the wiring piece 300 is used for electrically connecting with the power line 500, the wiring piece 300 is provided with a third plugging portion 310, and the third plugging portion 310 is plugged, matched and electrically connected with the second plugging portion 220.

The plug connector that this embodiment provided, including fixed cover 100, electrically conductive setting element 200 and wiring piece 300, electrically conductive setting element 200 and fixed cover 100 fixed connection, wiring piece 300 pegs graft on electrically conductive setting element 200, wiring piece 300 is used for being connected with power cord 500, during the assembly, electrically conductive setting element 200 pegs graft cooperation and fixed connection with fixed cover 100, after being connected power cord 500 and wiring piece 300, again with the cooperation of pegging graft of third grafting portion 310 of wiring piece 300 and electrically conductive setting element 200's second grafting portion 220, thereby realize power cord 500 and electrically conductive setting element 200's electricity and be connected, and wiring piece 300 pegs graft the cooperation with electrically conductive setting element 200, the assembly process degree of difficulty is low, be convenient for assemble, the assembly efficiency is improved, and then the machining efficiency is improved, and the machining cost is reduced. Meanwhile, the wiring piece 300 is matched with the conductive positioning piece 200 in a plugging mode, welding and fixing are not needed, the condition of connection failure caused by welding missing or infirm welding is avoided, the qualified rate of products is improved, the probability of failure in the using process of the products is reduced, and the maintenance and replacement cost is reduced.

Meanwhile, the wiring piece 300 is matched with the conductive positioning piece 200 in a plugging mode, when the wiring piece 300 or the power line 500 needs to be replaced, the wiring piece 300 is directly pulled out, replacement is convenient, and cost is reduced.

Referring to fig. 3, in the embodiment, the plug connector may be a plug, in other words, the first insertion portion 210 of the plug connector is a protrusion for inserting and matching with a slot of a socket.

Optionally, the conductive positioning element 200 is strip-shaped, further, the outer profile of the cross section of the conductive positioning element 200 is circular, and the cross section of the conductive positioning element 200 is a section perpendicular to the extending direction thereof. One end of the conductive positioning member 200 is provided with a first plugging portion 210, and the first plugging portion 210 is a cylindrical pin. The other end of the conductive positioning element 200 is provided with a second inserting portion 220, and the second inserting portion 220 is one of a protrusion or a groove. For example, in the present embodiment, the second insertion portion 220 is an insertion groove.

Further, the conductive positioning element 200 is further provided with two notches 221, the two notches 221 are uniformly arranged at intervals in the circumferential direction of the conductive positioning element 200, the two notches 221 separate the conductive positioning element 200 to form two embracing arms 222, and a distance is provided between one end of each notch 221, which is close to the groove bottom wall of the second inserting portion 220, and the groove bottom wall.

Optionally, the third plugging portion 310 of the wiring member 300 is configured to be a plugging protrusion matched with the second plugging portion 220, when the wiring member 300 is assembled with the conductive positioning member 200, the third plugging portion 310 is plugged into the second plugging portion 220, and a part of the third plugging portion 310 is clamped between the two clasping arms 222, and in the plugging process, because the two clasping arms 222 have a distance, the third plugging portion 310 can press the two clasping arms 222 to make the two clasping arms 222 have an opening tendency, so that the third plugging portion 310 can be conveniently inserted into the second plugging portion 220. Meanwhile, when the two embracing arms 222 are deformed by extrusion, the two embracing arms have elastic force for restoring deformation, so that the third inserting portion 310 is firmly embraced, the inserting and matching of the third inserting portion 310 and the second inserting portion 220 is firm and reliable, and the wiring piece 300 and the conductive positioning piece 200 are firm and reliable in inserting.

Further, the wire connecting member 300 is provided with a limiting portion 320 protruding the outer peripheral surface of the third plugging portion 310, and the limiting portion 320 can abut against the conductive positioning member 200, so as to limit the plugging depth of the wire connecting member 300. Optionally, the limiting portion 320 is an annular limiting surface.

Further, one end of the wire connecting piece 300 away from the third plugging portion 310 is provided with a bearing portion, and the core wire of the power cord 500 is pressed with the bearing portion to realize a fixed connection.

It should be understood that in other embodiments, the second mating part 220 may be a protrusion and the third mating part 310 may be a groove that mates with the second mating part 220.

In the plug connector provided by this embodiment, during assembly, the conductive positioning element 200 is fixedly connected to the fixing sleeve 100, the notch 221 on the conductive fixing element is exposed outside the fixing sleeve 100, and then the wiring element 300 connected with the power line 500 is inserted into the conductive positioning element 200, so as to electrically connect the power line 500 and the conductive positioning element 200. The conductive positioning part 200 and the wiring part 300 are in plug fit, the assembly process is simple, the labor intensity is low, the production efficiency is high, the condition that the conductive positioning part 200 and the wiring part 300 are disconnected due to welding missing or infirm welding is not easy to occur, and the use is safe and reliable.

It should be noted that the fixing sleeve 100 can be fixedly connected with the conductive positioning element 200 by means of vulcanization.

In this embodiment, optionally, the plug connector further includes a power cord 500 and a protective sheath 400, and a core wire of the power cord 500 is crimped with the terminal 300. The protective sleeve 400 is an insulating sleeve, and the protective sleeve 400 is sleeved outside the fixed sleeve 100 to protect the fixed sleeve 100.

Referring to fig. 4, in the embodiment, it should be noted that the plug connector may also be configured as a socket, that is, the first inserting portion 210 of the conductive positioning element 200 is configured as a slot.

Referring to fig. 5, the embodiment further provides an electrical connection mechanism, which includes two plug connectors, where the first plugging portion 210 of one of the two plug connectors is configured as a pin, the first plugging portion 210 of the other of the two plug connectors is configured as a slot, and the two plug connectors are used for being plugged and matched through the two first plugging portions 210 to achieve electrical connection.

In other words, one of the two plug connectors is a plug, the other one is a socket, and the fixing sleeve 100 of the plug is in plugging fit with the fixing sleeve 100 of the socket, so that the connection firmness of the plug and the socket is improved, and meanwhile, the sealing performance of the plug and the socket is improved, and the waterproof performance is improved.

The embodiment also provides an electronic product, which includes the electrical connection mechanism mentioned in the above embodiment, and the electronic product may be a transportation vehicle, a medical device, a detection device, and the like, for example, the electronic product is an electric vehicle.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A connector, comprising:

fixing a sleeve;

the conductive positioning piece is inserted into the fixed sleeve and is fixedly connected with the fixed sleeve; the conductive positioning piece is provided with a first inserting part and a second inserting part, and the first inserting part is provided with a protrusion or a groove;

and the wiring piece is used for being electrically connected with a power line, and is provided with a third plugging portion which is in plugging fit with and electrically connected with the second plugging portion.

2. The connector of claim 1, wherein:

the second insertion part and the third insertion part are arranged into a protrusion and a groove which are mutually inserted and matched.

3. The connector of claim 1, wherein:

the second inserting part is arranged to be an inserting groove, and the third inserting part is arranged to be an inserting protrusion which is matched with the inserting groove in an inserting mode.

4. The connector of claim 3, wherein:

the wiring piece is provided with a limiting convex part which is abutted against the conductive positioning piece so as to limit the depth of the third insertion part inserted in the second insertion part.

5. The connector of claim 4, wherein:

the limiting convex part is an annular surface surrounding the axis of the third inserting part.

6. The connector of claim 1, wherein:

the fixed sleeve is connected with the conductive positioning piece in an injection molding mode.

7. The connector of claim 1, wherein:

the wiring piece is used for being fixed with the power line in a compression joint mode.

8. The connector of claim 1, wherein:

the plug connector further comprises a protective sleeve, and the protective sleeve is sleeved outside the fixed sleeve.

9. An electrical connection mechanism, comprising:

the two connectors of any one of claims 1-8, wherein one of the first mating portions of the two connectors is configured as one of a protrusion and a recess, the other of the first mating portions of the two connectors is configured as the other of a protrusion and a recess, and the two connectors are mated by mating the two first mating portions.

10. An electronic product, comprising:

the electrical connection mechanism of claim 9.