CN210866610U

CN210866610U - Connector and power plug

Info

Publication number: CN210866610U
Application number: CN201922429987.XU
Authority: CN
Inventors: 瀹惧嘲; 宾峰
Original assignee: Shenzhen Dasu Industrial Co ltd
Current assignee: Shenzhen Dasu Industrial Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-06-26
Anticipated expiration: 2029-12-27

Abstract

The utility model provides a connector and power plug. The connector comprises a front shell and a conductive terminal, wherein the front shell comprises a connecting body and a limiting boss, a containing cavity is concavely arranged at the bottom of the connecting body, the limiting boss is arranged on the top surface of the connecting body, a mounting hole is formed in the surface of the connecting body, which deviates from the limiting boss, the mounting hole is communicated with the containing cavity, a first connecting structure is arranged on the outer surface of the limiting boss and used for being connected with a rear shell of a power plug, one end of the conductive terminal is arranged outside the front shell, and the other end of the conductive terminal penetrates through the mounting hole and is inserted into the containing cavity. The technical scheme of the utility model the problem that breaks away from has taken place for connector and power plug's backshell to have improved.

Description

Connector and power plug

Technical Field

The utility model relates to an electronic components technical field, in particular to connector and applied power plug of this connector.

Background

The power plug currently used generally includes a rear case and a connector, and is formed by connecting the connector with the rear case. However, the currently used connector has a flat appearance, and has low combination stability after being connected with the rear shell, and when the power plug is continuously pulled out and plugged, the connector is easily separated from the rear shell of the power plug.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a connector aims at improving the problem that the backshell of connector and power plug takes place to break away from.

To achieve the above object, the present invention provides a connector, which includes:

the front shell comprises a connecting body and a limiting boss, the bottom surface of the connecting body is concavely provided with a containing cavity, the limiting boss is arranged on the top surface of the connecting body, the surface of the limiting boss, which is away from the connecting body, is provided with a mounting hole, the mounting hole is communicated with the containing cavity, and the outer surface of the limiting boss is provided with a first connecting structure for connecting with a rear shell of a power plug; and

and one end of the conductive terminal is arranged outside the front shell, and the other end of the conductive terminal penetrates through the mounting hole and is inserted into the containing cavity.

In an embodiment of the present invention, the first connecting structure includes an annular groove, the annular groove is located the lateral wall of the limiting boss, and the annular groove is followed the circumference of the limiting boss is surrounded and set up.

The utility model discloses an in one embodiment, first connection structure still includes a plurality of stoppers, and is a plurality of the stopper is located deviating from of spacing boss the surface of connecting the body, and a plurality of the stopper is followed the outer peripheral edges interval of spacing boss sets up.

In an embodiment of the present invention, the first connecting structure further includes a plurality of first limiting grooves, a plurality of the first limiting grooves are disposed on the outer side wall of the limiting boss, and a plurality of the first limiting grooves are disposed along the circumferential interval of the limiting boss.

In an embodiment of the present invention, along the connecting body to the direction of the limiting boss, the width of the notch of the first limiting groove is gradually reduced.

In an embodiment of the present invention, the first connecting structure further includes a second limiting groove, the second limiting groove is disposed on the outer sidewall of the limiting boss and has a through connection with the table-board of the limiting boss, the second limiting groove is spaced from the first limiting groove.

In an embodiment of the present invention, along the connecting body to the direction of the limiting boss, the width of the notch of the second limiting groove is gradually reduced.

In an embodiment of the present invention, at least one side wall of the second limiting groove is provided with a guiding inclined plane for guiding when the rear housing of the power plug is inserted.

In an embodiment of the present invention, the outer sidewall of the conductive terminal is provided with a first limiting portion, the sidewall of the mounting hole is provided with a fixing groove, and the first limiting portion is disposed in the fixing groove;

and/or, the outer side wall of the conductive terminal is also provided with a second limiting part, a groove is formed in the surface of the connecting body, which deviates from the limiting boss, and at least part of the second limiting part is arranged in the groove.

The utility model also provides a power plug, including backshell and connector, the spread groove has been seted up to a terminal surface of backshell, the lateral wall of spread groove is equipped with second connection structure, locating of the spacing boss of connector and conductive terminal connects the outside one end of body and locates in the spread groove, just the first connection structure of connector with second connection structure connects, wherein, the connector includes:

The utility model provides a connector, this connector through set up in the front on the spacing boss of shell with the mounting hole that holds the chamber intercommunication of connecting body, the outside of preceding shell is located to conductive terminal's one end, the other end runs through the mounting hole and inserts and locates and hold the intracavity, wherein, when being connected this connector and power plug's backshell, the first connection structure and the backshell fixed connection of the spacing boss of connector accessible have strengthened the joint strength of connector and backshell to improve the problem that connector and backshell easily break away from. That is, the technical scheme of the utility model the problem that breaks away from has taken place for connector and power plug's backshell to have improved.

Drawings

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

Fig. 1 is a schematic view of a connector according to an embodiment of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a schematic structural diagram of another view angle of an embodiment of the connector of the present invention;

fig. 4 is a schematic structural diagram of another view angle of an embodiment of the connector of the present invention;

fig. 5 is a top view of an embodiment of the connector of the present invention;

FIG. 6 is a cross-sectional view taken at A '-A' of FIG. 5;

fig. 7 is a schematic structural diagram of a front shell in the connector of the present invention;

fig. 8 is a schematic structural view of a conductive terminal in the connector of the present invention;

description of the reference numerals

Reference numerals	Name (R)	Reference numerals	Name (R)
				100	Connector with a locking member	123	Limiting block
10	Front shell	124	First limit groove
				11	Connecting body	125	Second limit groove
111	Containing chamber	1251	Guide slope
				12	Spacing boss	20	Conductive terminal
121	Mounting hole	21	A first limit part
				122	Annular groove	22	Second limit part

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to 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 addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a connector 100 aims at providing a connector 100 that bonding strength is high to prevent that connector 100 and power plug's backshell from taking place to break away from. The specific structure of the connector 100 and the power socket of the present invention will be described below:

referring to fig. 1 to 8, in an embodiment of the connector 100 of the present invention, the connector 100 includes:

the front shell 10 comprises a connecting body 11 and a limiting boss 12, a containing cavity 111 is concavely arranged on the bottom surface of the connecting body 11, the limiting boss 12 is arranged on the top surface of the connecting body 11, a mounting hole 121 is formed in the surface, away from the connecting body 11, of the limiting boss 12, the mounting hole 121 is communicated with the containing cavity 111, and a first connecting structure is arranged on the outer surface of the limiting boss 12 and used for being connected with a rear shell of a power plug; and

and one end of the conductive terminal 20 is disposed outside the front shell 10, and the other end of the conductive terminal 20 penetrates through the mounting hole 121 and is inserted into the accommodating cavity 111.

In this embodiment, the connecting body 11 and the limiting boss 12 are an integral injection molding structure. The connecting body 11 is substantially cylindrical, and the conductive terminals 20 disposed in the cavity 111 are used for electrically connecting with the socket.

The connector 100 comprises three conductive terminals 20 which are arranged at intervals and are respectively N-pin, L-pin and E-pin, wherein the N-pin and the L-pin are symmetrically arranged in an inclined mode, the E-pin is located between the N-pin and the L-pin and is not located on the same horizontal line with the N-pin and the L-pin, a connecting line among the N-pin, the L-pin and the E-pin forms an isosceles triangle, three mounting holes 121 are correspondingly arranged on a limiting boss 12 at intervals, and each conductive terminal 20 penetrates through one mounting hole 121 and is inserted into the accommodating cavity 111. Preferably, the conductive terminal 20 is in interference fit with the connecting body 11 and the limiting boss 12, so as to improve the connection strength of the conductive terminal 20 with the connecting body 11 and the limiting boss 12.

One end of each conductive terminal 20 is inserted into the receiving cavity 111 of the connecting body 11 and forms an integrated structure with the connecting body 11 for being sold together. One end of each conductive terminal 20 disposed outside the connecting body 11 is used for riveting with a power line.

Therefore, it can be understood that, in the technical solution of the present invention, the mounting hole 121 communicating with the containing cavity 111 of the connection body 11 is provided on the limiting boss 12 of the front shell 10 for the connector 100, the outside of the front shell 10 is provided with one end of the conductive terminal 20, the other end is inserted into the containing cavity 111 through the mounting hole 121, wherein, when the connector 100 is connected with the rear shell of the power plug, the first connecting structure and the rear shell fixed connection of the limiting boss 12 for the connector 100 can be passed through, the bonding strength of the connector 100 and the rear shell is enhanced, thereby improving the problem that the connector 100 and the rear shell are easily separated. That is, the technical scheme of the utility model the problem that connector 100 and power plug's backshell took place to break away from has been improved.

Referring to fig. 1 to 3 and 7, in an embodiment of the connector 100 of the present invention, the first connecting structure includes an annular groove 122, the annular groove 122 is disposed on an outer side wall of the limiting boss 12, and the annular groove 122 is disposed around a circumference of the limiting boss 12.

In this embodiment, the annular groove 122 is opened at one side of the limit boss 12 close to the connecting body 11, that is, the limit boss 12 forms an inverted step-like structure.

It can be understood that, in order to further increase the bonding strength between the connector 100 and the rear housing, so as to prevent the connector 100 from easily separating from the rear housing of the power plug when the power plug is continuously plugged, an annular groove 122 is provided on the outer side wall of the limiting boss 12, so as to increase the bonding strength between the connector 100 and the rear housing in the plugging direction of the power plug.

Referring to fig. 1, fig. 3, fig. 5 and fig. 7, in an embodiment of the connector 100 of the present invention, the first connecting structure further includes a plurality of stoppers 123, a plurality of stoppers 123 are disposed on the surface of the connecting body 11 deviating from the limiting boss 12, and a plurality of stoppers 123 are disposed along the outer peripheral edge of the limiting boss 12.

In this embodiment, the two limiting blocks 123 are provided, one limiting block 123 is disposed on one side of the N-pin deviating from the L-pin, the other limiting block 123 is disposed on one side of the L-pin deviating from the N-pin, and the limiting block 123 can be prevented from blocking the riveting process of the conductive terminal 20 and the power line by the setting.

It can be understood that, in order to further increase the bonding strength between the connector 100 and the rear housing, so as to prevent the connector 100 from easily separating from the rear housing of the power plug when the power plug is continuously plugged, a plurality of limiting blocks 123 are disposed on the surface of the limiting boss 12 facing away from the connecting body 11, so as to increase the bonding strength between the connector 100 and the rear housing in the direction perpendicular to the plugging direction of the power plug.

Referring to fig. 1 to fig. 3 and fig. 7, in an embodiment of the connector 100 of the present invention, the first connecting structure further includes a plurality of first limiting grooves 124, a plurality of first limiting grooves 124 are disposed on the outer side wall of the limiting boss 12, and a plurality of first limiting grooves 124 are disposed along the circumferential interval of the limiting boss 12.

It can be understood that, in order to further increase the bonding strength between the connector 100 and the rear housing, so as to prevent the connector 100 from easily separating from the rear housing of the power plug when the power plug is continuously plugged, a plurality of first limiting grooves 124 are further provided on the outer side wall of the limiting boss 12, so as to increase the bonding strength between the connector 100 and the rear housing in the plugging direction of the power plug.

Referring to fig. 1 to 3 and 7, in an embodiment of the connector 100, the width of the notch of the first limiting groove 124 gradually decreases along the direction from the connecting body 11 to the limiting boss 12.

It can be understood that, when the connector 100 is fixed to the rear housing of the power plug by plugging, in order to improve the plugging convenience between the rear housing and the connector 100 and ensure the connection strength between the rear housing and the connector 100, the width of the notch of the first limiting groove 124 is gradually reduced along the direction from the connecting body 11 to the limiting protrusion.

Referring to fig. 1 to fig. 3, fig. 5, and fig. 7, in an embodiment of the connector 100 of the present invention, the first connecting structure further includes a second limiting groove 125, the second limiting groove 125 is disposed on an outer sidewall of the limiting boss 12 and penetrates through a table top of the limiting boss 12, and the second limiting groove 125 is spaced from the first limiting groove 124.

In this embodiment, a plurality of second limiting grooves 125 are provided, the plurality of second limiting grooves 125 are spaced along the circumference of the limiting boss 12, and a first limiting groove 124 is provided between two adjacent second limiting grooves 125.

It can be understood that, in order to increase the contact area between the limiting boss 12 and the rear housing and improve the plugging convenience between the rear housing and the connector 100, so as to further increase the connection strength between the connector 100 and the rear housing, a second limiting groove 125 is further disposed on the outer side wall of the limiting boss 12, so as to increase the bonding strength between the connector 100 and the rear housing in the plugging direction of the power plug.

Referring to fig. 1 to 3, 5 and 7, in an embodiment of the connector 100 of the present invention, the notch of the second limiting groove 125 gradually decreases along the direction from the connecting body 11 to the limiting boss 12.

It can be understood that, when the connector 100 is fixed to the rear housing of the power plug in an inserting manner, in order to further improve the inserting convenience of the rear housing and the connector 100 and ensure the connection strength of the rear housing and the connector 100, the width of the notch of the second limiting groove 125 is gradually reduced along the direction from the connecting body 11 to the limiting projection.

Referring to fig. 1 to fig. 3, fig. 5 and fig. 7, in an embodiment of the connector 100 of the present invention, at least one side wall of the second limiting groove 125 is provided with a guiding inclined surface 1251 for guiding when the rear shell of the power plug is inserted.

In this embodiment, two opposite sidewalls of the second limiting groove 125 are provided with guiding inclined surfaces 1251.

It can be understood that, when the connector 100 is fixed to the rear housing of the power plug in an inserting manner, in order to further improve the inserting convenience of the rear housing and the connector 100 and ensure the connection strength of the rear housing and the connector 100, at least one side wall of the second limiting groove 125 is provided with a guiding inclined surface 1251 so that the connection structure of the rear housing is inserted into the second limiting groove 125 of the connector 100.

Referring to fig. 1, fig. 5, and fig. 5 to fig. 8, in an embodiment of the connector 100 of the present invention, the outer sidewall of the conductive terminal 20 is provided with a first limiting portion 21, the sidewall of the mounting hole 121 is provided with a fixing groove, and the first limiting portion 21 is disposed in the fixing groove.

In this embodiment, the conductive terminal 20 includes a terminal body and a riveting portion, the terminal body is disposed in the cavity 111 of the connecting body 11, and the riveting portion is disposed outside the connecting body 11, wherein the terminal body has a prismatic structure, and the riveting portion has a cylindrical structure.

It can be understood that, in order to improve the connection strength between the conductive terminal 20 and the front housing 10 and prevent the conductive terminal 20 from being separated from the front housing 10 during use or transportation to affect the use of the connector 100, the outer sidewall of the conductive terminal 20 is provided with a first position-limiting portion 21, the sidewall of the mounting hole 121 is provided with a fixing groove, and the first position-limiting portion 21 is disposed in the fixing groove to fixedly connect the conductive terminal 20 and the position-limiting boss 12.

Referring to fig. 6 and 8, in an embodiment of the connector 100 of the present invention, the outer sidewall of the conductive terminal 20 is further provided with a second limiting portion 22, the surface of the connecting body 11 deviating from the limiting boss 12 is provided with a groove, and at least a portion of the second limiting portion 22 is disposed in the groove.

It can be understood that, in order to further improve the connection strength between the conductive terminal 20 and the front housing 10 and prevent the conductive terminal 20 from being separated from the front housing 10 during use or transportation to affect the use of the connector 100, a second limiting portion 22 is further disposed on a sidewall of the conductive terminal 20, a groove is disposed on a surface of the connecting body 11 away from the limiting boss 12, and at least a portion of the second limiting portion 22 is disposed in the groove to fixedly connect the conductive terminal 20 to the connecting body 11.

The utility model also provides a power plug, this power plug include backshell and connector 100, the spread groove has been seted up to a terminal surface of backshell, the lateral wall of spread groove is equipped with second connection structure, locating of connector 100's spacing boss 12 and conductive terminal 20 connects the outside one end of body 11 and locates in the spread groove, just first connection structure of connector with second connection structure connects. Since the power plug adopts all the technical solutions of the foregoing embodiments, at least all the beneficial effects brought by all the technical solutions of the foregoing embodiments are achieved, and no further description is given here.

In this embodiment, the conductive terminals 20 of the connector 100 are riveted to the power line, and after the riveting is completed, the connector 100 and the rear housing may be injection molded, or the molded rear housing and the connector 100 may be fixed by inserting. When the rear shell is fixed to the connector 100 by inserting, the second connecting structure of the rear shell includes a connecting structure matched with the annular groove 122 of the limiting boss 12, the limiting block 123, the first limiting groove 124 and the second limiting groove 125, so as to increase the bonding strength between the rear shell and the connector 100.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A connector, characterized in that the connector comprises:

2. The connector according to claim 1, wherein the first connecting structure includes an annular groove provided on an outer side wall of the limit boss, and the annular groove is circumferentially provided along a circumferential direction of the limit boss.

3. The connector according to claim 1, wherein the first connecting structure further comprises a plurality of limiting blocks, the plurality of limiting blocks are arranged on the surface of the limiting boss departing from the connecting body, and the plurality of limiting blocks are arranged at intervals along the outer peripheral edge of the limiting boss.

4. The connector of claim 1, wherein the first connecting structure further comprises a plurality of first limiting grooves, the plurality of first limiting grooves are disposed on an outer side wall of the limiting boss, and the plurality of first limiting grooves are disposed at intervals along a circumferential direction of the limiting boss.

5. The connector of claim 4, wherein the width of the notch of the first retention groove decreases in a direction from the connector body to the retention boss.

6. The connector of claim 4, wherein the first connecting structure further comprises a second limiting groove, the second limiting groove is formed in an outer side wall of the limiting boss and penetrates through a table surface of the limiting boss, and the second limiting groove is spaced from the first limiting groove.

7. The connector of claim 6, wherein the width of the notch of the second retaining groove gradually decreases in a direction from the connecting body to the retaining boss.

8. The connector of claim 7, wherein at least one side wall of the second retaining groove is provided with a guiding inclined surface for guiding when the rear housing of the power plug is inserted.

9. The connector according to any one of claims 1 to 8, wherein a first position-limiting portion is disposed on an outer side wall of the conductive terminal, a fixing groove is disposed on a side wall of the mounting hole, and the first position-limiting portion is disposed in the fixing groove;

10. A power plug, characterized in that, including backshell and the connector of any one of claims 1 to 9, the spread groove has been seted up to a terminal surface of backshell, the lateral wall of spread groove is equipped with second connection structure, the spacing boss of connector and the one end of conductive terminal locating the connecting body outside are located in the spread groove, just first connection structure of connector with second connection structure is connected.