CN218275185U - Fixing structure for connector - Google Patents

Abstract

The utility model discloses a fixed knot constructs for connector, including female end connector, female end connector includes female end casing and metal electrically conductive piece, female end casing is equipped with grafting appearance chamber and draw-in groove, metal electrically conductive piece is equipped with first connecting portion, second connecting portion and joint portion, metal electrically conductive piece passes through joint portion fixed mounting is in the draw-in groove of female end casing, first connecting portion set up in grafting appearance intracavity, the second connecting portion set up on the outer wall of female end casing.

Description

Fixing structure for connector

Technical Field

The utility model relates to an electric connector's technical field, concretely relates to fixed knot constructs for connector.

Background

In the consumer electronics industry, it is generally necessary to use a connector to transmit information or current, and the connector has a male end connector and a female end connector, and the male end connector is usually plugged into the female end connector and electrically connected to the female end connector through a conductive member. Most female connectors require a circuit board as a carrier for mounting and fixing.

In utility model patent application No. 201821790076.9, a fast power connector is disclosed, comprising a male terminal connector and a female terminal connector; the male end connector comprises a male seat, the male seat comprises a plug part, and the bottom surface of the plug part is connected with a plurality of clamping pins; the opposite two sides of the plug part are respectively provided with a guide strip in a protruding way; the female end connector comprises a female seat, one surface of the female seat facing the male seat is provided with an accommodating cavity, and the accommodating cavity accommodates the plug part; the bottom surface of the female seat is provided with a plurality of clamping holes corresponding to the clamping pins; be equipped with the guide way on the corresponding relative both sides wall that holds the intracavity on female seat respectively, the guide way corresponds the gib block.

However, the above-mentioned fast power connector does not consider that the female terminal is welded to the circuit board, and in the process of inserting the male terminal connector into the female terminal connector for many times, the female terminal and the female socket may not be stably matched, which results in unstable electrical connection, and the female socket of the female terminal connector is easy to be separated from the female terminal fixed on the circuit board.

SUMMERY OF THE UTILITY MODEL

In order to overcome above-mentioned female end terminal and female seat and probably can't stabilize the cooperation, lead to electric connection unstable, have female seat of female end connector to break away from the technical defect who fixes the condition that female end terminal breaks away from on the circuit board easily, the utility model provides a

In order to solve the above problem, the utility model discloses realize according to following technical scheme:

a fixed knot constructs for connector, including female end connector, female end connector includes female end casing and the electrically conductive piece of metal, female end casing is equipped with grafting appearance chamber and draw-in groove, the electrically conductive piece of metal is equipped with first connecting portion, second connecting portion and joint portion, the electrically conductive piece of metal passes through joint portion fixed mounting in the draw-in groove of female end casing, first connecting portion set up and hold the intracavity in the grafting, the second connecting portion set up be in on the outer wall of female end casing.

Further, the clamping portion is a toothed notch arranged between the first connecting portion and the second connecting portion.

Furthermore, the metal conductive piece comprises a first conductive piece, the first conductive piece is L-shaped as a whole, the first connecting portion is arranged at the top end of the first conductive piece, the second connecting portion is arranged at the bottom of the first conductive piece, and the second connecting portion is arranged at the bottom surface of the female end shell.

Furthermore, the two groups of first conductive pieces are symmetrically arranged in the inserting cavity.

Further, the second connecting portion of the metal conductive member is disposed on a side surface of the female terminal housing.

Furthermore, the metal conductive pieces comprise a second conductive piece and a third conductive piece, the second conductive piece is provided with a second conductive part, the third conductive piece is provided with a third conductive part, and the second conductive part and the third conductive piece are symmetrically arranged in the splicing accommodating cavity.

Further, the length of the second connecting part is larger than the wall thickness of the female end shell.

Furthermore, the metal conductive piece is provided with an installation inclined plane, and the installation inclined plane is used for guiding the metal conductive piece to be clamped in the clamping groove.

Furthermore, the female end connector also comprises a female end fixing piece, and the female end fixing piece is provided with a female end fixing part and a welding fixing part; female end rubber casing press close to circuit board one side and be equipped with female end fixed slot, female end fixed part is installed in female end fixed slot, the welding fixed part is used for being connected with external circuit board.

Furthermore, the female end fixing part is an inclined connecting column which is symmetrically arranged.

Compared with the prior art, the beneficial effects of the utility model are that:

through set up joint portion on the metal electrically conductive piece, utilize the metal electrically conductive piece to install the in-process of draw-in groove, joint portion takes place plastic deformation in making the draw-in groove, realizes spacing of joint portion after plastic deformation resumes to realize fixed connection, guarantee that metal electrically conductive piece and external circuit electric connection are stable, avoid taking place the condition that the female end casing of female end connector and metal electrically conductive piece break away from.

Drawings

The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a first schematic structural view of an embodiment of a fixing structure for a connector according to the present invention;

fig. 2 is a second structural schematic view of an embodiment of the fixing structure for a connector according to the present invention;

fig. 3 isbase:Sub>A schematic view of the fixing structure forbase:Sub>A connector according to the present invention in the direction ofbase:Sub>A-base:Sub>A in fig. 2;

fig. 4 is a sectional view of the fixing structure for a connector according to the present invention, taken along the direction B-B in fig. 2;

fig. 5 is a cross-sectional view taken along line C-C in fig. 2 of the fixing structure for a connector according to the present invention;

fig. 6 is a sixth schematic structural view of an embodiment of a metal conductive element in the fixing structure according to the present invention;

fig. 7 is a seventh schematic structural view of an embodiment of the fixing structure for a connector according to the present invention;

fig. 8 is a structural schematic view eight of an embodiment of the fixing structure for a connector according to the present invention;

fig. 9 is a structural sectional view nine taken along direction E-E in fig. 8 of the fixing structure for a connector according to the present invention;

fig. 10 is a cross-sectional view showing the fixing structure for a connector according to the present invention, taken along the direction F-F in fig. 8;

fig. 11 is an eleventh schematic structural view of an embodiment of the female housing of the fixing structure of the present invention;

fig. 12 is a twelfth schematic structural view of an embodiment of a metal conductive element in the fixing structure according to the present invention;

in the figure:

1-female end connector, 11-female end shell, 12-metal conductive piece and 13-female end fixing piece;

111-splicing cavity, 112-card slot and 113-female end fixing slot;

12 a-a first connection portion, 12 b-a second connection portion, 12 c-a snap-in portion, 12 d-an installation bevel;

13 a-female end fixing part, 13 b-welding fixing part, 131-oblique connecting column,

121-a first conductive member, 122-a second conductive member, 123-a third conductive member;

1221-second conductive portion, 1231-third conductive portion.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1 to 12, a preferred structure of a fixing structure for a connector according to the present invention is described.

Example 1

As shown in fig. 1-4, a fixed knot constructs for connector, including female end connector 1, female end connector 1 includes female end casing 11 and metal conductive piece 12, female end casing 11 is equipped with grafting and holds chamber 111 and draw-in groove 112, metal conductive piece 12 is equipped with first connecting portion 12a, second connecting portion 12b and joint portion 12c, metal conductive piece 12 passes through joint portion 12c fixed mounting is in female end casing 11's draw-in groove 112, first connecting portion 12a sets up in grafting holds the chamber 111, second connecting portion 12b sets up on female end casing 11's the outer wall. Through set up joint portion 12c on metal conductive piece 12, utilize metal conductive piece 12 to install the in-process of draw-in groove 112, joint portion 12c makes and takes place plastic deformation in the draw-in groove 112, realizes joint portion 12 c's spacing after plastic deformation resumes to realize fixed connection, guarantee that metal conductive piece 12 and external circuit electric connection are stable, avoid taking place the condition that female end casing 11 of female end connector 1 and metal conductive piece 12 break away from.

Creatively, joint portion 12c is for setting up first connecting portion 12a with the cusp incision between the second connecting portion 12 b. By arranging the tooth-shaped notch, when the metal conductive piece 12 is installed in the clamping groove 112, the contact surface of the metal conductive piece and the clamping groove 112 is small, the tooth tip part of the tooth-shaped notch is protruded to be in contact with the inner wall of the clamping groove 112, and when the metal conductive piece 12 is pushed forward, the tooth tip part is in sliding contact, so that the resistance area is small; after the metal conductive piece 12 stops sliding, the inner wall of the slot 112 recovers deformation, and the tooth-shaped notch is clamped, so that the tooth tip part of the tooth-shaped notch is partially trapped on the inner wall of the slot 112, and the metal conductive piece 12 and the slot 112 are clamped and fixed.

In one embodiment, the tooth-shaped notch includes an arc-shaped boss and an arc-shaped groove, and the tooth-shaped notch is in interference fit with the inner wall of the card slot 112 as the metal conductor 12 is pushed in, so as to provide a holding force for the metal conductor 12 in the card slot 112; and under the reverse acting force of the arc boss, the inner wall of the clamping groove 112 will produce plastic deformation, and the deformation part of the inner wall of the clamping groove 112 will be accumulated in the arc groove to prevent the metal conductive piece 12 from being separated from the female end shell 11.

As shown in fig. 6, the metal conductive member 12 includes a first conductive member 121, the first conductive member 121 is an L-shaped conductive member, and is L-shaped as a whole, the first connecting portion 12a is disposed on the top end of the first conductive member 121, the second connecting portion 12a is disposed on the bottom of the first conductive member 121, and the second connecting portion 12b is disposed on the bottom surface of the female housing 11.

In an embodiment, a rectangular boss is disposed at the bottom of the L-shaped conductive member, the rectangular boss is mainly used for limiting when the metal conductive member 12 is pushed into the slot 112, and the height difference of the rectangular boss is set, when the second connecting portion 12b of the L-shaped conductive member is connected to the external circuit, the female housing 11 does not directly contact the plane of the external circuit, the metal conductive member 12 directly contacts the plane, and the female housing 11 and the circuit board of the external circuit are designed to be overhead, so that the female housing 11 does not deform due to the rise of the processing temperature when the circuit board is subjected to surface mounting processing.

The utility model discloses creatively, two sets of first electrically conductive pieces 121 that the symmetry set up in the appearance chamber 111 is held in the grafting. The positive and negative plug connection of the male end connector and the female end connector can be realized through the two groups of first conductive pieces 121 which are symmetrically arranged.

In one embodiment, the shape of the contour of the plugging cavity 111 is a centrosymmetric pattern, and the two groups of first conductive members 121 are distributed in the plugging cavity 111 in a centrosymmetric manner. In one embodiment, the two groups of first conductive members 121 are distributed in parallel transversely in the plugging cavity 111; in one embodiment, the two groups of first conductive members 121 are longitudinally distributed in parallel in the plugging accommodating cavity 111; in one embodiment, the two sets of first conductive members 121 are distributed diagonally and transversely in the plugging accommodating cavity 111.

In one embodiment, the two sets of first conductive members 121 are embodied as a set that realizes positive and negative plug connection of a male connector, that is, the number of the two sets of first conductive members 121 may be 2, 4, 6, 8, 10, and so on.

In a preferred embodiment, the plug receptacle 111 has a rectangular profile with four corners that can be used as guides to facilitate the insertion of a male connector into the plug receptacle 111.

The utility model discloses creatively, the length of second connecting portion is greater than the wall thickness of female end casing. Specifically, length is ascending length in the vertical direction, promptly, second connecting portion when being connected with external circuit board, can be protruding for that side of female end casing for external circuit board, and the second connecting portion of being convenient for is connected with external circuit board, prevents that female end casing and external circuit board direct contact from leading to taking place to melt or damage the danger of female end casing because of the high temperature.

Creatively, metal conductive piece 12 is equipped with installation inclined plane 12d, installation inclined plane 12d is used for guiding metal conductive piece 12 card to put in draw-in groove 112.

In an embodiment, the installation inclined plane 12d is an inclined plane boss, and includes an inclined plane, and a tangent plane, when the metal conductive device 12 is pushed into the female housing 11, the inclined plane boss will automatically guide into the slot 112 of the female housing 11, and the structure of the inclined plane boss will not damage the female housing 11 when pushed. In addition, when the male end connector utilizes the elastic metal sheet to realize electric connection with the female end connector, when the male end connector is inserted into the female end connector, the installation inclined plane 12d can be utilized to guide the elastic metal sheet to open, and the elastic restoring force of the elastic metal sheet is utilized to enable the elastic metal sheet to be in close contact with the first connecting portion 12a, so that the electric connection is realized.

As shown in fig. 5 and 10, the female end connector 1 of the present invention further includes a female end fixing piece 13, wherein the female end fixing piece 13 is provided with a female end fixing portion 13a and a welding fixing portion 13b; female end rubber shell 11 press close to circuit board one side and be equipped with female end fixed slot 113, female end fixed part 13a is installed in female end fixed slot 113, welding fixed part 13a is used for being connected with external circuit board.

The utility model discloses creatively, female end fixed part 13a is the slant spliced pole 131 that the symmetry set up. When the inclined connection column 131 is arranged in the female end fixing groove 113, the contact area is large; meanwhile, since the slant connection column 131 is slantly disposed, the slant connection column 131 is forced to be separated from the female end fixing groove 113, so that plastic deformation occurs in the female end fixing groove 113, and the slant connection column 131 is clamped by restoring force of the plastic deformation, thereby realizing fixed connection.

In one embodiment, the female end fixing slots 113 include a left fixing slot, a rectangular fixing slot, and a right fixing slot, which are sequentially disposed. The female end fixing sheet 13 is divided into a rectangular conducting sheet, a left metal upright post, a right metal upright post and a strip conducting sheet after being punched and formed. The left metal upright and the right metal upright are symmetrically arranged oblique connecting columns 131 which are arranged on two sides of the strip-shaped conducting strip, and the rectangular conducting strip is arranged on the strip-shaped conducting strip.

In one embodiment, the female end fixing plate 13 is firmly fixed in the female end housing 11 by an in-mold injection process during the injection molding of the female end housing 11. The rectangular fixing groove is matched with the strip-shaped conducting strip, the leftward fixing groove is matched with the leftward metal stand column, and the rightward metal stand column is matched with the rightward fixing groove. The design that the symmetry of leftward metal stand, rightward metal stand set up can make female end casing 11 under receiving external force influence, makes leftward fixed slot and rightward fixed slot produce plastic deformation to produce great frictional force, make female end casing 11 and female end stationary blade 13 can not break away from with the circuit board under the exogenic action of any direction, rectangle fixed slot and strip conducting strip guarantee female end casing 11 also can not break away from with the circuit board when receiving left, right external force simultaneously. The contact area between the female terminal fixing piece 13 and the circuit board is large, so that even if the area contacting the circuit board is small, the female terminal connector can be well fixed on the surface of the circuit board, and the reliability of electrical connection is guaranteed.

The utility model discloses creatively, peg graft and be equipped with the guide way in the appearance chamber 111, the guide way is used for the guide male end connector to peg graft, realizes that female end connector 1 switches on with the electrical property of male end connector.

A fixed knot constructs theory of operation for connector be:

through set up joint portion 12c on metal conductive piece 12, utilize metal conductive piece 12 to install the in-process of draw-in groove 112, joint portion 12c makes and takes place plastic deformation in the draw-in groove 112, realizes joint portion 12c spacing after plastic deformation resumes to realize fixed connection, guarantee metal conductive piece 12 and external circuit electric connection stable, avoid taking place the condition that female end casing 11 and metal conductive piece 12 of female end connector 1 break away from.

Other structure of a fixing structure for a connector described in this embodiment is referred to in the prior art.

Example 2

As shown in fig. 7 to 12, the present embodiment 2 is basically the same as the structure and the embodiment of the embodiment 1, and is another preferred embodiment of the position of the second connection portion 12a of the conductive metal piece 12 relative to the female housing 11: second connection portion 12a of metal conductive member 12 is provided on the side surface of female terminal housing 11. By arranging the second connecting portion 12a on the side of the female terminal housing 11, the orientation position of the plugging cavity 111 of the female terminal connector can be changed, which is convenient for users to use according to different designs.

As shown in fig. 12, the metal conductive member 12 of the present invention includes a second conductive member 122 and a third conductive member 123, the second conductive member 122 is provided with a second conductive portion 1221, the third conductive member 123 is provided with a third conductive portion 1231, the second conductive portion 1221 and the third conductive portion 1231 are symmetrically disposed in the plugging accommodating cavity 111.

In an embodiment, the second conductive member 122 is an L-shaped metal sheet formed by stamping, and is L-shaped as a whole, the head of the L-shaped metal sheet is a slope boss composed of a slope, a slope and a tangent plane, when the second conductive member 122 is pushed into the female housing 11, the slope boss will automatically guide to the slot 112 of the female housing 11, and the structure of the slope boss will not damage the female housing 11 when pushed.

In one embodiment, the third conductive member 123 is an L-shaped metal sheet formed by stamping.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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.

In the description of the present invention, it is to be understood that the terms "central," "lateral," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the positional or positional relationship indicated in the drawings to facilitate the description of the invention, and are not intended to indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and all fall within the scope of the technical solution of the present invention.

Claims (10)

1. A fixing structure for a connector is characterized by comprising a female end connector,

the female end connector comprises a female end shell and a metal conductive piece,

the female end shell is provided with an inserting cavity and a clamping groove,

the metal conductive piece is provided with a first connecting part, a second connecting part and a clamping part,

the metal conductive piece is fixedly installed in a clamping groove of the female end shell through the clamping portion, the first connecting portion is arranged in the inserting containing cavity, and the second connecting portion is arranged on the outer wall of the female end shell.

2. A fixing structure for a connector according to claim 1,

the clamping portion is a toothed notch arranged between the first connecting portion and the second connecting portion.

3. A fixing structure for a connector according to claim 1,

the metal conductive piece comprises a first conductive piece which is L-shaped as a whole,

the first connecting part is arranged at the top end of the first conductive piece, the second connecting part is arranged at the bottom of the first conductive piece,

the second connecting portion is arranged on the bottom surface of the female end shell.

4. A fixing structure for a connector according to claim 3,

the plug-in type connector comprises two groups of first conductive pieces symmetrically arranged in a plug-in containing cavity, wherein the two groups of first conductive pieces are used for being in positive and negative plug-in connection with a male end connector.

5. A fixing structure for a connector according to claim 1,

the second connecting part of the metal conductive piece is arranged on the side surface of the female end shell.

6. A fixing structure for a connector according to claim 5,

the metal conductive members include a second conductive member and a third conductive member,

the second conductive part is provided with a second conductive part, the third conductive part is provided with a third conductive part, and the second conductive part and the third conductive part are symmetrically arranged in the splicing accommodating cavity.

7. A fixing structure for a connector according to any one of claims 1 to 6,

the length of the second connecting part is larger than the wall thickness of the female end shell.

8. A fixing structure for a connector according to any one of claims 1 to 6,

the metal conductive piece is provided with an installation inclined plane which is used for guiding the metal conductive piece to be clamped in the clamping groove.

9. A fixing structure for a connector according to claim 1,

the female end connector also comprises a female end fixing piece, and the female end fixing piece is provided with a female end fixing part and a welding fixing part;

a female end fixing groove is arranged on one side of the female end rubber shell close to the circuit board,

the female end fixing part is installed in the female end fixing groove, and the welding fixing part is used for being connected with an external circuit board.

10. A fixing structure for a connector according to claim 9,

the female end fixing part is an inclined connecting column which is symmetrically arranged.

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