CN218472340U

CN218472340U - Wire end connector and plate end connector

Info

Publication number: CN218472340U
Application number: CN202222189523.8U
Authority: CN
Inventors: 潘小唯
Original assignee: Shenzhen Shinning Electronic Co ltd
Current assignee: Shenzhen Shinning Electronic Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2023-02-10
Anticipated expiration: 2032-08-18

Abstract

The utility model discloses a line end connector and board end connector, this line end connector are used for cooperating with the board end connector grafting, and this line end connector includes first plastic main part, and first plastic main part is equipped with the end of pegging graft, and the end of pegging graft is equipped with a plurality of first pins, and the side of first plastic main part is equipped with the elastic arm, and the lateral surface of elastic arm is equipped with the bellying. The board end connector comprises a second plastic main body, the second plastic main body is provided with a slot, a plurality of second pins are arranged in the slot, and the inserting end is used for being inserted into the slot so as to connect the first pins with the second pins; the side of the second plastic main body is provided with a buckling part, wherein when the inserting end is inserted into the slot, the buckling part limits the bulge part so that the line end connector is fixedly connected with the plate end connector. This line end connector and plate-end connector pass through locking structure to be connected, replace the fixed mode of panel, reduce the equipment spare part, improve the assembly efficiency of product, reduction in production cost has promoted the stability and the reliability of product quality.

Description

Wire end connector and plate end connector

Technical Field

The utility model relates to a connector field especially relates to a line end connector and board end connector.

Background

Electrical connectors are commonly used in electronic devices to connect one PCB to another PCB or to an external device. PCB connectors generally include a receiving member or socket and a plug member mounted on a PCB. Each of the receptacle and plug members includes an array of electrical terminals. The housing of the socket and the plug member are configured to cooperatively mate with each other such that, in the engaged position, an electrical connection is established between the respective electrical terminals of the socket member and the plug member.

As shown in fig. 1, in the existing product 6, the line end connector product 3 and the board end connector product 4 are fixed through the panel 5, the assembly process is complex, the insertion process is complex and occupies space, resulting in low assembly efficiency, thereby increasing the cost, and the line end connector product 3 and the board end connector product 4 have poor mutual matching stability and are inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, a line end connector and plate end connector are provided.

The utility model provides a technical scheme that its technical problem adopted is: a wire end connector is constructed and comprises a first plastic main body, wherein the first plastic main body is provided with an inserting end, a plurality of first pins are arranged on the inserting end, an elastic arm is arranged on the side face of the first plastic main body, and a protruding portion is arranged on the outer side face of the elastic arm.

In some embodiments, a limiting groove is further disposed on a side surface of the first plastic body, and the elastic arm is located in the limiting groove.

In some embodiments, two limiting parts are oppositely arranged on the side surface of the first plastic main body;

two spacing portions all are L type structure, C type structure or arc structure, two spacing portions with the side cooperation of first plastic main part forms the spacing groove.

In some embodiments, the upper end of the elastic arm is provided with an operating part.

In some embodiments, a board end connector is further configured to connect the line end connector, the board end connector includes a second plastic body, the second plastic body is provided with a slot, a plurality of second pins are arranged in the slot, and the plug end is inserted into the slot to connect the first pins and the second pins;

the side face of the second plastic main body is provided with a buckling part, and when the inserting end is inserted into the slot, the buckling part limits the protruding part so that the wire end connector and the plate end connector are fixedly connected.

In some embodiments, the locking portion includes a first connecting arm, a second connecting arm and a transverse arm, which are disposed in parallel, upper ends of the first connecting arm and the second connecting arm protrude from an upper end of the second plastic main body, and the transverse arm is connected to upper ends of the first connecting arm and the second connecting arm for limiting the protruding portion.

In some embodiments, the side surfaces of the first connecting arm and the second connecting arm facing the first plastic body are inclined surfaces.

In some embodiments, a supporting portion extends from a bottom surface of the second plastic body.

In some embodiments, at least two positioning posts extend from the bottom surface of the second plastic main body;

the at least two positioning columns are arranged diagonally.

In some embodiments, the second plastic main body is further provided with at least two fixing pieces, lower ends of the at least two fixing pieces extend out of the bottom surface of the second plastic main body, and the at least two fixing pieces are arranged in a staggered manner.

Implement the utility model discloses following beneficial effect has: the utility model discloses a terminal connector includes first plastic main part, and first plastic main part is equipped with the end of pegging graft, and the end of pegging graft is equipped with a plurality of first pins, and the side of first plastic main part is equipped with the elastic arm, and the lateral surface of elastic arm is equipped with the bellying.

The board end connector of the utility model is used for connecting the wire end connector, the board end connector comprises a second plastic main body, the second plastic main body is provided with a slot, a plurality of second pins are arranged in the slot, and the inserting end is used for being inserted into the slot so as to connect the first pins with the second pins; the side surface of the second plastic main body is provided with a buckling part, wherein when the inserting end is inserted into the slot, the buckling part limits the bulge part so that the wire end connector is connected and fixed with the plate end connector. This line end connector and plate end connector have increased locking structure, have replaced panel fixed mode in the past, have reduced the equipment spare part, have improved the assembly efficiency of product, have reduced manufacturing cost, and this line end connector and plate end connector unblock in a flexible way have promoted the stability and the reliability of product quality.

Drawings

In order to explain the technical solution of the present invention more clearly, the present invention will be further described with reference to the accompanying drawings and examples, it should be understood that the following drawings only show some examples of the present invention, and therefore should not be considered as limiting the scope, for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort. In the drawings:

fig. 1 is a schematic diagram of the structure of a prior art wire end connector product and board end connector product in some embodiments of the invention;

fig. 2 is a schematic diagram of a connection structure of a line end connector and a plate end connector according to some embodiments of the present invention;

fig. 3 is an exploded view of a line end connector and a plate end connector according to some embodiments of the present invention;

fig. 4 is a front cross-sectional view of a connection structure of a wire end connector and a plate end connector according to some embodiments of the present invention;

fig. 5 is a side cross-sectional view of a connection structure of a wire end connector and a plate end connector in some embodiments of the invention;

fig. 6 is a schematic front view of a first plastic body according to some embodiments of the present invention;

fig. 7 is a schematic perspective view of a first plastic body according to some embodiments of the present invention;

fig. 8 is a schematic structural view of a second plastic body according to some embodiments of the present invention;

fig. 9 is a schematic view of another perspective structure of the second plastic body according to some embodiments of the present invention.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, it should be understood that the directions or positional relationships indicated by "front", "back", "upper", "lower", "left", "right", "longitudinal", "horizontal", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", etc. are configured and operated in specific directions based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present invention, but do not indicate that the device or element referred to must have a specific direction, and thus, should not be construed as limiting the present invention.

It is also noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," "disposed," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or intervening elements may also be present. The terms "first", "second", "third", etc. are merely for convenience in describing the present technical solution and are not to be construed as indicating or implying any relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 2 to 8, the terminal connector 1 according to some embodiments of the present invention includes a first plastic main body 11, the first plastic main body 11 has a plug end 111, the plug end 111 has a plurality of first pins 12, a side of the first plastic main body 11 has an elastic arm 112, and an outer side of the elastic arm 112 has a protrusion 115.

In some embodiments, a board end connector 2 is further configured to connect the line end connector 1, the board end connector 2 includes a second plastic main body 21, the second plastic main body 21 has a slot 211, a plurality of second pins 22 are disposed in the slot 211, the plug end 111 is inserted into the slot 211 to connect the first pins 12 with the second pins 22, and a fastening portion 212 is disposed on a side surface of the second plastic main body 21, wherein when the plug end 111 is inserted into the slot 211, the fastening portion 212 limits the protrusion 115 to fix the line end connector 1 to the board end connector 2.

In some embodiments, the first plastic body 11 and the second plastic body 21 can be made of a hard insulating material, such as phenolic plastic, polyurethane plastic, epoxy plastic, unsaturated polyester plastic, furan plastic, silicone resin, acryl resin, and modified resin thereof.

Furthermore, the first pin 12 and the second pin 22 are connected to electrically connect the terminal connector 1 and the board connector 2, and both the first pin 12 and the second pin 22 can be made of copper material, which has high strength and rigidity, excellent conductivity, and high cost performance.

The elastic arm 112 may be formed by extending the middle of the side surface of the first plastic body 11 to the top surface of the first plastic body 11, the elastic arm 112 is substantially L-shaped, and a predetermined gap exists between the elastic arm 112 and the side surface of the first plastic body 11 to form a deformation space. It can be understood that, when the terminal connector 1 needs to be connected to the board-side connector 2, the elastic arm 112 can be deformed toward the side of the first plastic body 11, so that the terminal connector 1 and the board-side connector 2 can be connected and matched more easily.

Further, be equipped with bellying 115 on this elastic arm 112, this bellying 115 is located this elastic arm 112 side and is close to the middle department, this bellying 115's cross section is roughly right trapezoid, its terminal surface slope setting towards first plastic main part 11, this terminal surface slope sets up and can be convenient for this elastic arm 112 more easily block go in buckle portion 212, after this end connector 1 is connected with board end connector 2 completion, this bellying 115 can prevent this board end connector 2 and deviate from, guaranteed the connection reliability of end connector 1 and board end connector 2.

In some embodiments, the first plastic body 11 further has a limiting groove 113 formed on a side surface thereof, and the elastic arm 112 is located in the limiting groove 113. It can be understood that the limiting groove 113 is substantially rectangular, the limiting groove 113 has an opening wall 1131, and the limiting groove 113 is used to make the elastic arm 112 move only on the opening wall 1131 when the terminal connector 1 and the plate-side connector 2 are connected, so that the elastic arm 112 does not move towards the side of the elastic arm 112, thereby ensuring the stability when the terminal connector 1 and the plate-side connector 2 are connected.

The side of the first plastic body 11 is provided with two limiting portions 114, the two limiting portions 114 are of an L-shaped structure, a C-shaped structure or an arc-shaped structure, and the two limiting portions 114 and the side of the first plastic body 11 cooperate to form a limiting groove 113. It is understood that the two position-limiting portions 114 can be formed by extending the upper end of the side surface of the first plastic body 11, and the two position-limiting portions 114 are not limited to the above-mentioned structure and the illustrated structure, and can also be other structures, which are not limited herein. In other embodiments, the two position-limiting portions 114 can be located at other positions on the side surface of the first plastic body 11, which only needs to satisfy the function of the position-limiting groove 113.

Further, an operating portion 116 is provided at an upper end of the elastic arm 112. It is understood that the operating portion 116 is used for an operator to apply a moment to make the elastic arm 112 snap into the latching portion 212, wherein the operating portion 116 has a U-shaped structure, and in other embodiments, the operating portion 116 may have an arc-shaped structure, an L-shaped structure, or other forms of structures, which are not limited herein. Preferably, the operation portion 116 can be formed by integrally molding with the elastic arm 112, so as to effectively reduce the cost, and satisfy the requirement of simplifying the assembly, and make the overall structure of the terminal connector 1 more secure and reliable. Furthermore, the terminal connector 1 can be used as a universal standard component, so that various related component types can be effectively reduced, and the universality is improved. In other embodiments, the operating portion 116 may also be fixedly connected to the elastic arm 112 through a slot, or connected through a fastener, which is not limited herein.

In some embodiments, as shown in fig. 8, the locking portion 212 may include a first connecting arm 2121, a second connecting arm 2122 and a transverse arm 2123, which are disposed in parallel, wherein upper ends of the first connecting arm 2121 and the second connecting arm 2122 protrude from an upper end of the second plastic body 21, and the transverse arm 2123 is connected to upper ends of the first connecting arm 2121 and the second connecting arm 2122 for limiting the position of the protruding portion 115. It can be understood that the parts of the upper ends of the first connecting arm 2121 and the second connecting arm 2122 protruding from the upper end of the second plastic body 21 and the lateral arm 2123 form a locking groove 216, and the locking groove 216 is used for locking the protrusion 115 after the line-end connector 1 and the board-end connector 2 are connected so that the protrusion 115 is not easily removed. The detent groove 216 is substantially rectangular, and the shape of the upper end surface of the detent groove 216 matches the shape of the upper end surface of the protrusion 115, so that the detent groove 216 and the protrusion 115 can be better engaged.

Preferably, the side surfaces of the first connecting arm 2121 and the second connecting arm 2122 facing the first plastic body 11 are inclined. It can be understood that the inclined surface can effectively reduce the manufacturing cost of the second plastic body 21. Further, the first connecting arm 2121 and the second connecting arm 2122 are symmetrically disposed on the upper end surface of the second plastic body 21, a containing groove 217 is formed between a portion of the first connecting arm 2121 having an inclined surface and a portion of the second connecting arm 2122 having an inclined surface, and the containing groove 217 is used for matching with the limiting groove 113 to further limit the elastic arm 112, so that the terminal connector 1 and the board-side connector 2 are more easily and accurately connected.

In some embodiments, a supporting portion 213 extends from the bottom surface of the second plastic body 21. It can be understood that the supporting portion 213 has a rectangular shape, and is used for supporting the second plastic body 21, so that the second plastic body 21 is placed more stably. In other embodiments, the supporting portion 213 may also have a circular shape, an oval shape, or other shapes, which are not limited herein. Furthermore, the number of the supporting portions 213 is four, and the four supporting portions 213 are disposed at the bottom corner positions of the plastic main body 11. In other embodiments, the number and arrangement of the supporting portions 213 may be adjusted according to actual conditions, and are not limited specifically herein.

Furthermore, at least two positioning pillars 214 extend from the bottom surface of the second plastic body 21, and the at least two positioning pillars 214 are arranged diagonally. This reference column 214 is the cylinder shape, and it is used for preventing that this board end connector 2 is connected with the PCB board fashion anti-sticking, has promoted the slow-witted effect of preventing of this board end connector 2. The positioning post 214 can be fixedly connected with the second plastic main body 21 through glue or through a clamping groove, so that the disassembly and replacement can be facilitated. The positioning posts 214 can also be integrally formed with the second plastic body 21. Preferably, the material of the positioning post 214 is the same as that of the second plastic body 21.

Still further, the second plastic main body 21 is further provided with at least two fixing pieces 23, the lower ends of the at least two fixing pieces 23 extend out of the bottom surface of the second plastic main body 21, and the at least two fixing pieces 23 are arranged in a staggered manner. It is understood that the fixing plate 23 is substantially rectangular plate-shaped, and the lower end thereof extends out of the bottom surface of the second plastic body 21, so that the fixing plate 23 can be inserted into the PCB for installation and guiding.

Wherein, the lower end face of the fixing plate 23 is provided with a chamfer angle, which can make the fixing plate 23 be inserted into the PCB board more easily. Further, these at least two stationary blades 23 stagger and set up, preferably, one of them stationary blade 23 can be located the left side of this second plastic main part 21 terminal surface and be close to middle department, and another stationary blade 23 can be located the right side of this second plastic main part 21 terminal surface and be close to lateral wall department, avoids appearing the phenomenon that the end connector 2 is reversed in the PCB board, has promoted the slow-witted effect of this end connector 2, has reduced the probability that this end connector 2 reprocesses.

In other embodiments, the number of the fixing pieces 23 may be two or more, the arrangement of the fixing pieces 23 is not limited to the above arrangement and the illustrated arrangement, and other arrangements that can prevent the plate end connector 2 from being reversely mounted may also be used, and are not specifically limited herein. In other embodiments, the two fixing plates 23 may be a unitary structure, and the two fixing plates 23 are connected together by a connecting portion. The fixing plate 23 is preferably a metal fixing plate 23, and the metal fixing plate 23 may be made of carbon steel, aluminum alloy or other metal materials.

It can be understood that the line end connector 1 and the plate end connector 2 have the following advantages:

1. the wire end connector 1 and the plate end connector 2 are additionally provided with locking structures, the original panel fixing mode is replaced, the number of assembly parts is reduced, the assembly efficiency of products is improved, and the production cost is reduced;

2. the line end connector 1 and the plate end connector 2 can be flexibly unlocked, so that the stability and reliability of the product quality are improved;

3. the 23 dislocation distributions of stationary blade on this second plastic main part 21 prevent that board end connector 2 from appearing the anti-phenomenon of dress, have promoted the fool-proof performance of this board end connector 2, can reduce the probability that board end connector 2 reprocessed.

It is understood that the above examples only represent preferred embodiments of the present invention, which are described in more detail and detail, but are not to be construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. The wire end connector is characterized by comprising a first plastic main body, wherein the first plastic main body is provided with an inserting end, the inserting end is provided with a plurality of first pins, an elastic arm is arranged on the side face of the first plastic main body, and a protruding portion is arranged on the outer side face of the elastic arm.

2. The wire end connector of claim 1, wherein a limiting groove is further formed in a side surface of the first plastic body, and the elastic arm is located in the limiting groove.

3. The wire end connector of claim 2, wherein two limiting portions are oppositely arranged on the side surface of the first plastic body;

4. The wire end connector of claim 1, wherein the upper end of the resilient arm is provided with an operating portion.

5. A board end connector for connecting the wire end connector as claimed in any one of claims 1 to 4, the board end connector comprising a second plastic body, the second plastic body having a slot, a plurality of second pins being disposed in the slot, the plug end being adapted to be inserted into the slot to connect the first pins with the second pins; it is characterized in that the preparation method is characterized in that,

6. The plate end connector of claim 5, wherein the locking portion comprises a first connecting arm, a second connecting arm and a transverse arm, the first connecting arm, the second connecting arm and the transverse arm are arranged in parallel, the upper ends of the first connecting arm and the second connecting arm protrude out of the upper end of the second plastic main body, and the transverse arm is connected to the upper ends of the first connecting arm and the second connecting arm and used for limiting the protruding portion.

7. The plate end connector of claim 6, wherein the side of the first and second connecting arms facing the first plastic body is sloped.

8. The plate end connector of claim 5 wherein the bottom surface of the second plastic body has a support portion extending therefrom.

9. The plate end connector of claim 5, wherein the bottom surface of the second plastic body extends with at least two positioning posts;

the at least two positioning columns are arranged diagonally.

10. The plate end connector of claim 5, wherein the second plastic body is further provided with at least two fixing pieces, the lower ends of the at least two fixing pieces extend out of the bottom surface of the second plastic body, and the at least two fixing pieces are arranged in a staggered manner.