CN210926423U

CN210926423U - Shell of electric connector

Info

Publication number: CN210926423U
Application number: CN201922322738.0U
Authority: CN
Inventors: 徐强
Original assignee: Sichuan Shundingte Electronic Co ltd
Current assignee: Sichuan Shundingte Electronic Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-07-03
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a shell of an electric connector, which comprises a connecting part, wherein an insulator is sleeved on the connecting part, one end of the connecting part is provided with a first internal thread hole, the other end of the connecting part is provided with a second internal thread hole, and the connecting part is provided with a step groove to be connected with the insulator; and two ends of the insulator are connected with the pins. Because the device adopts the step groove to be connected with the insulator to be connected with the contact pin through the insulator that is equipped with, one then make the device simple manufacture, it is convenient, two then guarantee under joint strength's the prerequisite, realize the device's overall weight reduction, also promote the insulating properties of the device simultaneously, the internal thread hole that sets up at the both ends of connecting portion, make through threaded connection between contact pin and two connecting portions, stability and intensity after further promotion contact pin is connected, consequently the utility model has the advantages of processing is convenient, the preparation technological requirement is low, equipment strength is good, simple to operate, and then be worth promoting and using.

Description

Shell of electric connector

Technical Field

The utility model relates to an electric connector technical field especially relates to an electric connector's shell.

Background

In various electronic systems, the electrical connector performs electrical connection and signal transmission between devices, assemblies and assemblies, and systems to form a basic element necessary for a complete system, and the electrical connector has important requirements that the electrical connector has to meet the conditions of good contact, reliable work and convenient maintenance, and whether the work is reliable or not directly affects the normal work of circuits in each device, which is related to the safety of the whole device, except for meeting the general performance requirements.

When current electric connector installs, generally all pass through screw and nut with base and top cap and realize fixed connection, but this kind of connected mode is when the cable reconnection in it or the trouble is overhauld, extremely inconvenient dismantlement, waste time, work efficiency are low.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides an electric connector's shell, its reasonable in design, simple structure, the installation and the preparation of being convenient for are connected simultaneously more firmly, reduce inner structure's damage, have improved security and spoilage, can satisfy people's user demand more.

In order to realize the purpose, the utility model adopts the technical scheme that: a shell of an electric connector comprises a connecting part, wherein one end of the connecting part is provided with a first internal thread hole, the other end of the connecting part is provided with a second internal thread hole, the connecting part, the first internal thread hole and the second internal thread hole are integrally manufactured, and a plurality of step grooves are bored in the connecting part and are fixedly connected with an insulator through the step grooves;

the circumferential surface of the insulator is provided with a clamping surface convenient for being clamped by a wrench, and the clamping surface extends to the connecting part in the radial direction of the insulator; two ends of the axis of the insulator are connected with the shell of the contact pin; the first internal threaded hole and the second internal threaded hole are used for connecting and accommodating a contact pin.

As the utility model discloses a preferred technical scheme: the axial length of the clamping surface is 9 mm.

As the utility model discloses a preferred technical scheme: the clamping surface is located in the middle of the insulator.

As the utility model discloses a preferred technical scheme: the insulator has a diameter of 20 mm.

As the utility model discloses a preferred technical scheme: the first inner threaded hole and the second inner threaded hole are both internally provided with protective sleeves, and the inner surfaces of the protective sleeves are provided with threads.

As the utility model discloses a preferred technical scheme: the insulation resistance of the insulator is 1200 megaohms.

Adopt above-mentioned technical scheme, the beneficial effects of the utility model are that: because the device adopts the step groove to be connected with the insulator, and be connected with the contact pin through the insulator that is equipped with, one then make the device simple manufacture, it is convenient, two then guarantee under joint strength's the prerequisite, realize the device's overall weight reduces, also promote the insulating properties of the device simultaneously, the internal thread hole that sets up at the both ends of connecting portion, make through threaded connection between contact pin and two connecting portion, further stability and the intensity after promoting the contact pin connection, and then make the device have processing convenience, the preparation technological requirement is low, equipment strength is good, advantages such as simple to operate.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

fig. 2 is a drawing of the machining of the present invention.

In the figure: 1. inserting a pin; 2. a second internally threaded bore; 3. an insulator; 4. a clamping surface; 5. a step groove; 6. a protective sleeve; 7. a first internally threaded bore; 8. a connecting portion.

Detailed Description

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

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail through the accompanying drawings and embodiments. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 1 and 2, as shown in the figures, a housing of an electrical connector includes a connecting portion 8, one end of the connecting portion 8 is provided with a first internal threaded hole 7, and the other end of the connecting portion 8 is provided with a second internal threaded hole 2, the connecting portion 8 is integrally formed with the first internal threaded hole 7 and the second internal threaded hole 2, and a plurality of step grooves 5 are bored in the connecting portion 8 and fixedly connected with an insulator 3 through the step grooves 5; a clamping surface 4 convenient for a wrench to clamp is arranged on the circumferential surface of the insulator 3, and the clamping surface 4 extends to the connecting part 8 in the radial direction of the insulator 3; two ends of the axis of the insulator 3 are connected with the shell of the contact pin 1; the first internal threaded hole 7 and the second internal threaded hole 2 are used for connecting and accommodating the body of the insertion pin 1.

Through the technical scheme, firstly, the technical requirement of the manufacturing of the device is that burrs are removed at a place where a chamfer is not injected, the connecting part 8, the first internal thread hole 7, the second internal thread hole 2 and the insulator 3 are simultaneously subjected to injection molding, and the part, which is convenient for the pin 1 to be matched with the step groove 5, is placed in the step groove 5 when the strength of the step groove 5 is enhanced in the inner part of the connecting part 8, so that the connecting strength between the connecting part 8, the first internal thread hole 7, the second internal thread hole 2 and the insulator 3 is increased, and the pin 1 is ensured to be firmly and stably connected.

To sum up, the utility model discloses because the device adopts step groove 5 to be connected with insulator 3 to be connected with contact pin 1 through the insulator 3 that is equipped with, one then make the device simple manufacture, and is convenient, and under the prerequisite of joint strength was guaranteed to two then, realize the device's overall weight reduction, also promote the insulating properties of the device simultaneously, first internal thread hole 7 and second internal thread hole 2 that set up at the both ends of connecting portion 8 make between contact pin 1 and two connecting portions 8 through threaded connection, stability and intensity after further promotion contact pin 1 is connected.

The axial length of the clamping surface 4 is 9 mm in order to facilitate the connection of a conventional wrench with the clamping surface 4, and the clamping surface 4 is additionally arranged to facilitate the fixing of the device on other parts, such as a box or a wall, for example, by a binding tape passing through the clamping surface 4.

The clamping surface 4 is located in the middle of the insulator 3, the device is not prone to shaking after being fixed due to the fact that the clamping surface is arranged in the middle of the insulator 3, and meanwhile the clamping surface 4 located in the middle of the insulator 3 is convenient for clamping the handle.

In order to accommodate the insertion of the pin 1 and the adapted connection to the housing of the pin 1, the diameter of the insulator 3 is 20 mm.

For the stability after further improvement contact pin 1 connects, first internal thread hole 7 with the inside in second internal thread hole 2 all is equipped with lag 6, the internal surface of lag 6 is equipped with the screw thread, and lag 6's setting can also protect contact pin 1 not receive the damage outside guaranteeing that contact pin 1 inserts the back stable connection simultaneously, and lag 6 one side and insulator 3 bond, one side and contact pin 1 are connected, are favorable to contact pin 1 atress more even, avoid contact pin 1 to lead to damaging and collide with because of vibrations to make and use safe and reliable more, also be favorable to people's installation.

In order to ensure absolute safety of the electricity, the insulation resistance of the insulator 3 is 1200 megaohms.

It should be noted that, although the above embodiments have been described herein, the scope of the present invention is not limited thereby. Therefore, based on the innovative concept of the present invention, the changes and modifications of the embodiments described herein, or the equivalent structure or equivalent process changes made by the contents of the specification and the drawings of the present invention, directly or indirectly apply the above technical solutions to other related technical fields, all included in the protection scope of the present invention.

Claims

1. A housing for an electrical connector, comprising: the connecting structure comprises a connecting part (8), wherein one end of the connecting part (8) is provided with a first internal thread hole (7), the other end of the connecting part (8) is provided with a second internal thread hole (2), the connecting part (8) is integrally manufactured with the first internal thread hole (7) and the second internal thread hole (2), and a plurality of step grooves (5) are bored in the connecting part (8) and are fixedly connected with an arranged insulator (3) through the step grooves (5);

a clamping surface (4) convenient for a wrench to clamp is arranged on the circumferential surface of the insulator (3), and the clamping surface (4) extends to the connecting part (8) in the radial direction of the insulator (3); two ends of the axial line of the insulator (3) are connected with a shell of the pin (1); the first internal thread hole (7) and the second internal thread hole (2) are used for connecting and accommodating the body of the inserting needle (1).

2. A housing for an electrical connector according to claim 1, wherein: the axial length of the clamping surface (4) is 9 mm.

3. A housing for an electrical connector according to claim 2, wherein: the clamping surface (4) is located in the middle of the insulator (3).

4. A housing for an electrical connector according to claim 3, wherein: the diameter of the insulator (3) is 20 mm.

5. An electrical connector housing according to claim 4, wherein: the first inner threaded hole (7) and the second inner threaded hole (2) are both provided with a protective sleeve (6), and threads are arranged on the inner surface of the protective sleeve (6).

6. An electrical connector housing according to claim 5, wherein: the insulation resistance of the insulator (3) is 1200 megaohms.