WO2017015821A1

WO2017015821A1 - Male connector having locking fastener structure

Info

Publication number: WO2017015821A1
Application number: PCT/CN2015/085170
Authority: WO
Inventors: 吴伟民
Original assignee: 吴伟民
Priority date: 2015-07-27
Filing date: 2015-07-27
Publication date: 2017-02-02

Abstract

A male connector having a locking fastener structure, comprising a housing (2) and a plastic core (1). The housing comprises an upper cover (21) and a lower cover (22). A locking fastener structure is arranged at either side of the plastic core. The locking fastener structure comprises metal flexible-piece locking fasteners (8). The metal flexible-piece locking fasteners are connected at one extremity thereof to the plastic core and extend out of the housing at the other extremity. Also, inverted hook parts (81) are arranged at the extremity of the metal flexible-piece locking fasteners extending out of the housing. A terminal base (3) is arranged within the plastic core. The terminal base comprises a plastic base (31) and terminals (32). Several of the terminals are provided; both the front and rear extremities thereof extend out of the plastic base. The front extremities of the terminals are provided with arced sections (321) for contacting terminals of a female connector. The plastic core is provided with multiple avoidance grooves (101) arranged at intervals. The front extremities of the terminals respectively pierce into the avoidance grooves. The male connector having the locking fastener structure provides reliable connection and high communication quality.

Description

Male connector with latching structure

Technical field

The utility model belongs to the technical field of connectors, in particular to a male connector with a locking structure.

Background technique

Nowadays, in the human life, the age of electrical appliances (such as television, computers, etc.), people's work, quality of life requirements are gradually improved according to the development of society, and the degree of popularization of the growing electrical localities has been Our daily life is inseparable; and it has long been one of the tools in human work, life, and information transmission; for example, television, computer monitors have evolved from the original glass material to the prevailing liquid crystal material, due to the current widespread use of liquid crystal displays. Connected connector (male), plug and pull, but this ensures the transmission of the connector. Because there is no function of tight connection with the female seat, it is prone to looseness and poor contact during long-term use, so that communication When the signal is lost, it affects the quality of communication.

technical problem

The purpose of the utility model is to overcome the above deficiencies of the prior art, and to provide a male connector with a locking structure, which has reliable connection and high communication quality.

Technical solution

The utility model is realized as follows: a male connector having a locking structure, comprising a casing and a rubber core disposed in the casing, the casing comprising an upper cover and a lower cover, wherein the upper cover and the lower cover are oppositely arranged The rubber core is disposed between the upper cover and the lower cover, and the two sides of the rubber core are provided with a locking structure, the locking structure comprises a metal elastic latch, and the metal elastic latch is connected at one end. In the rubber core, the other end of the metal dome latch protrudes from the outer casing, and the metal spring clip is extended at one end of the outer casing to be provided with a barb portion; the rubber core is provided with a terminal block The terminal block includes a plastic seat and a terminal embedded in the plastic seat, the terminal is provided with a plurality of front and rear ends extending from the plastic seat; the front end of the terminal has a connection with the female end The arcuate segment is in contact with the device; the rubber core has a plurality of spaced apart escape grooves, and the front ends of the respective terminals are respectively inserted into the respective escape grooves.

Optionally, the rear end of the terminal is equipped with a wire, and a plug pad is disposed below the front end of the wire.

Optionally, the upper cover is integrally formed with a plurality of compression springs for spacing and for pressing the plug pad, the wire and the rubber core.

Optionally, the terminals are provided with 41.

Optionally, both sides of the plastic seat are stuck to the rubber core.

Optionally, the bottom of the plastic seat and the rubber core are provided with a concave and convex positioning structure.

Optionally, the concave and convex positioning structure comprises a circular protrusion disposed on a bottom surface of the plastic seat and a square hole disposed in the rubber core, and the circular protrusion protrudes into the square hole.

Optionally, the metal dome lock has a U-shape, and one end connected to the side of the rubber core is a short end, and one end of the outer casing is a long end.

Optionally, the upper cover and the lower cover are respectively provided with clamping elastic pieces for clamping the wire.

Optionally, a side of the rubber core is provided with a convex portion, and a sidewall of the upper cover is provided with a through hole sleeved in the convex portion.

Beneficial effect

The male connector with the locking structure provided by the utility model ensures the signal quality of the male connector and prevents signal attenuation. The area where the front end of the terminal is in contact with the female end is designed to be curved, so that the contact between the terminal and the terminal of the female connector can be tight, the conductivity is more stable, and the contact between the male and female is prevented from being bad; the terminal penetrates the rubber core to avoid the position. The slot, the plug end and the bottom thereof are surrounded by the rubber core to avoid interference with functions such as grounding. The product has arcs on both sides of the insertion end, which can be closely matched with the female head, and the male and female are not easy to loosen after the insertion and the contact is bad. In addition, the terminal and the rubber core are assembled, and the rear end of the upper cover has a symmetric clamping elastic piece, and the clamping elastic piece can be grounded with the cable or the wire, avoiding shaking to stabilize the signal, and the communication quality of the connector is high.

DRAWINGS

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings to be used in the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without paying any creative work.

1 is a perspective exploded view of a male connector having a latch structure according to an embodiment of the present invention;

2 is a schematic cross-sectional view of a male connector having a latch structure according to an embodiment of the present invention;

3 is a partial perspective view showing a terminal of a male connector having a locking structure according to an embodiment of the present invention;

4 is a schematic plan view of a male connector having a latch structure according to an embodiment of the present invention.

Embodiments of the invention

In order to make the objects, technical solutions and advantages of the present invention more comprehensible, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It is to be noted that when an element is referred to as being "fixed" or "in" another element, it can be directly on the other element or the central element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or the central element.

It should also be noted that the left, right, upper, and lower orientation terms in the embodiments of the present invention are only relative concepts or reference to the normal use state of the product, and should not be considered as restrictive. of.

As shown in FIG. 1 to FIG. 4, a male connector having a locking structure provided by an embodiment of the present invention includes a housing 2 and a rubber core 1 disposed in the housing 2, the housing 2 including an upper cover 21 and The lower cover 22, the upper cover 21 and the lower cover 22 are disposed opposite to each other, the rubber core 1 is disposed between the upper cover 21 and the lower cover 22, and the rubber core 1 is provided with a locking structure on both sides thereof. The latch structure includes a metal dome lock 8 , one end of the metal dome lock 8 is connected to the rubber core 1 , the other end of the metal spring clip 8 protrudes from the outer shell 2 , and the metal An end portion of the elastic piece 8 extending from the outer casing 2 is provided with a barb portion 81; the rubber core 1 is provided with a terminal block 3, and the terminal block 3 includes a plastic seat 31 and a plastic seat 31 embedded therein. The terminal 32 is provided with a plurality of terminals 32, and the front and rear ends thereof extend from the plastic seat 31. The front end of the terminal 32 has an arc segment 321 which is in contact with the female connector terminal, so that the terminal 32 can be Close contact with the terminal of the female head, the conductivity is more stable, and the phenomenon that the male and female connectors are not properly connected after the insertion is avoided; the rear end of the terminal 32 is assembled A cable pad is disposed below the front end of the cable, and a rear end of the terminal 32 is pressed against the front end of the cable. The barb portion 81 can be caught in the card slot of the connector base, so that the male connector can be reliably connected to the connector base. The user needs to overcome the elastic force of the metal spring clip 8 to unconnect the barb portion 81. The card slot of the base is pulled out of the male connector, and the connection reliability is high, and the phenomenon of looseness and poor contact is not easily generated, thereby ensuring the communication quality of the connector and facilitating the use of the user.

Specifically, the terminal 32 can be integrally formed by stamping.

Specifically, both ends of the front end 1 of the terminal 32 are chamfered, and the front end of the terminal 32 has a C-shape.

Specifically, the rubber core 1 has a plurality of spaced apart slots 101, and the front ends of the terminals 32 are respectively inserted into the respective avoidance slots 101. The front end of the terminal 32 is pierced into the avoidance slot 101 of the rubber core 1. Only the curved section 321 of the terminal 32 is in contact with the female connector, and the insertion end and the bottom thereof are surrounded by the rubber core 1 to avoid the function of grounding and the like. interference.

Specifically, both sides of the plastic seat 31 are stuck to the rubber core 1 to facilitate assembly of the product.

Specifically, the upper cover 21 is integrally formed with a plurality of pressing elastic pieces 211 which are disposed at a plurality of intervals and are used for pressing the plug pad 6, the wire and the rubber core 1. The side surface of the rubber core 1 is provided with a convex portion 111, and the side wall of the upper cover 21 is provided with a through hole 213 which is sleeved on the convex portion 111.

Specifically, the bottom of the plastic seat 31 and the rubber core 1 are provided with a concave-convex positioning structure, and the terminal block 3 can be reliably connected to the outer casing 2 to avoid the phenomenon of PIN retraction.

Specifically, the concave and convex positioning structure includes a circular protrusion disposed on a bottom surface of the plastic seat 31 and a square hole 102 disposed in the rubber core 1. The circular protrusion protrudes into the square hole 102, and is easy to be assembly.

Specifically, the metal dome lock 8 has a U-shape, and one end connected to the side of the rubber core 1 is a short end, and one end of the outer casing 2 is a long end, and the user can press it by hand. The metal dome is deformed.

Specifically, the terminal 32 may be provided with 41 pieces.

Specifically, the upper cover 21 and the lower cover 22 are respectively provided with clamping elastic pieces 222 for clamping the wire, and the elastic piece can be grounded with the wire or the wire can be clamped to avoid shaking to stabilize the signal.

Specifically, the rubber core 1 has a guide groove, and both sides of the plug pad 6 are caught in the guide groove, which is convenient for assembly and has a good structure.

The utility model provides a male connector with a locking structure, wherein the metal elastic piece is made of stainless steel material, wherein the metal elastic piece is a joint type, which is practical and flexible, can be used for a long time, and the left and right metal elastic pieces are shared, so that the assembly process is simple. Chemical. The metal dome is stuck in the rubber core 1 and cannot be pulled out. By pressing the left and right ends of the rubber core 1, the metal elastic piece is also compressed inwardly before being pulled out. The stability, firmness and flexibility of the male and female connectors are strengthened; in actual use, in order to ensure the signal quality of the male connector and prevent signal attenuation, The area of the front end of the terminal 32 in contact with the female head is designed to be curved, so that the contact between the front end of the terminal 32 and the terminal 32 of the female connector is tight, the conductivity is more stable, and the contact between the male and the female is prevented from being bad; the front end of the terminal 32 and the rubber core 1 The matching structure is different from the similar product's PIN (terminal 32) packaged round structure to avoid interference to grounding, signal transmission and other functions. A C-shaped corner is arranged at the front end of the terminal 32, and the rubber core 1 is provided with a avoidance groove 101 matched with the terminal 32, so that the terminal 32 penetrates into the avoidance groove 101 of the rubber core 1, and the insertion end and the bottom thereof are glued. The core 1 is surrounded to avoid interference with functions such as grounding. The product has arcs on both sides of the insertion end, which can be closely matched with the female head, and the male and female are not easy to loosen after the insertion and the contact is bad. In addition, the terminal 32 and the rubber core 1 are assembled. A set of 51 terminals 32 is injection molded into the terminal block 3 by insert molding. When assembled, the two sides of the terminal block 3 are stuck with the rubber core 1. The circular protrusions at the bottom are aligned with the square holes 102 of the rubber core 1 to avoid the rearward movement of the terminal 32 during the insertion, and the tail end and the cable of the terminal 32 are Assembled, The PH of the cable can be 0.50mm. The cable is attached to the pad 6, and the two sides of the pad 6 are slidably fitted with the guide groove of the rubber core 1. The tail end of the terminal 32 has a curvature and is suspended. When the plug pad 6 slides into the rubber core 1, the wire is in clamping contact with the terminal 32. The rear end of the upper cover 21 has a symmetric clamping elastic piece 222. The clamping elastic piece 222 can be grounded with the cable or clamped to avoid the shaking to stabilize the signal. The rubber core 1 can be made of environmentally friendly PA46, has good high temperature resistance and toughness, and has the characteristics of high temperature resistance and low temperature resistance, high temperature resistance time up to 96H, no variation, good durability and long service life. And other advantages, good reliability. Moreover, the insulation is better, and it:

Insulation resistance: 100MΩMin;

High voltage: 500V DC on-resistance 5Ω;

Product conduction resistance: 40mΩMax;

The pulling force of the left and right LOCK is 5.0 Kg (Min).

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions or improvements made within the spirit and principles of the present invention should be included in the present invention. The scope of protection of utility models.

Claims

A male connector having a locking structure, comprising a casing and a rubber core disposed in the casing, the casing comprising an upper cover and a lower cover, wherein the upper cover and the lower cover are oppositely disposed, and the rubber core is disposed at the Between the upper cover and the lower cover, the two sides of the rubber core are provided with a locking structure, the locking structure comprises a metal elastic latch, and one end of the metal elastic latch is connected to the rubber a core, the other end of the metal dome latch protrudes from the outer casing, and the metal spring clip is extended at one end of the outer casing to be provided with a barb portion; the rubber core is provided with a terminal block, the terminal The seat includes a plastic seat and a terminal embedded in the plastic seat, the terminal is provided with a plurality of front and rear ends extending from the plastic seat; the front end of the terminal has a contact with the female connector terminal The rubber core has a plurality of spaced apart escape grooves, and the front ends of the respective terminals are respectively inserted into the respective escape grooves.
A male connector having a latching structure according to claim 1, wherein a rear end of the terminal is provided with a wire, and a plug pad is disposed below the front end of the wire.
A male connector with a locking structure according to claim 2, wherein said upper cover is integrally formed with a plurality of spaced positions and for pressing the plug, the wire and the rubber core shrapnel.
A male connector having a latch structure according to claim 1, wherein said terminal is provided with 41.
The male connector with a locking structure according to claim 1, wherein both sides of the plastic seat are stuck to the rubber core.
The male connector with a locking structure according to claim 1, wherein the bottom of the plastic seat and the rubber core are provided with a concave and convex positioning structure.
The male connector with a locking structure according to claim 6, wherein the concave-convex positioning structure comprises a circular protrusion disposed on a bottom surface of the plastic seat and a square hole disposed in the rubber core. The circular stud extends into the square hole.
The male connector with a locking structure according to any one of claims 1 to 7, wherein the metal spring clip has a U-shape, and one end of the side of the rubber core is connected to The short end has a long end extending from one end of the outer casing.
The male connector having a latching structure according to any one of claims 1 to 7, wherein the upper cover and the lower cover are each provided with a clamping elastic piece for clamping the wire.
The male connector with a latching structure according to any one of claims 1 to 7, wherein a side surface of the rubber core is provided with a convex portion, and a side wall of the upper cover is provided with a sleeve a through hole of the boss.