CN215451828U

CN215451828U - Connector contact

Info

Publication number: CN215451828U
Application number: CN202122289837.0U
Authority: CN
Inventors: 唐继; 蒋芳芳
Original assignee: Sichuan Huafeng Technology Co Ltd
Current assignee: Sichuan Huafeng Technology Co Ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-01-07
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses a connector contact element, which comprises a contact pin and a jack, wherein the contact pin is provided with a plug, the plug is of a columnar structure with an inclination angle a, the jack is provided with a plug section, a plug hole with the inclination angle a is axially arranged on the plug section, the plug is in plug fit with the plug hole, the bottom of the jack is provided with an air guide hole, the outer surface of the jack is provided with an exhaust observation hole, and the exhaust observation hole is communicated with the air guide hole. The utility model has the beneficial effects that: the connector contact can save half of plugging force, the pin jack is not stressed at the first half section when the pin enters the jack, but the contact surface of the last pin jack is not halved and still is complete contact, so that the contact of the plug and the jack is reliable, and the pin jack is soft in plugging force.

Description

Connector contact

Technical Field

The utility model relates to the technical field of communication, in particular to a connector contact.

Background

The connector has the main function of realizing electric or signal transmission in a circuit, parts for directly transmitting signals in the connector are contact elements, the contact elements are important parts of the connector, and the performance of the contact elements directly influences the key performance index of the connector. In a high-current connector, if the contact resistance of a contact is too high due to a large current, the temperature of the contact rises during transmission of the connector, and the loss is large during electrical transmission.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to overcome the disadvantages of the prior art and to provide a connector contact.

The purpose of the utility model is realized by the following technical scheme: the utility model provides a connector contact, includes contact pin and jack, the contact pin has to the plug, and to the plug for having inclination a's columnar structure, the jack has to inserting the section, to inserting the section on axial set up have inclination a to the jack, to the plug with to the jack cooperation of pegging graft, seted up the air guide hole to the bottom of jack, seted up the exhaust on the surface of jack and observed the hole, exhaust observation hole and air guide hole intercommunication.

Optionally, a plurality of splitting grooves are formed in the plug.

Optionally, a chamfer is provided on the end face of the plug.

Optionally, the contact pin further comprises a limiting section and a wiring section a, one end of the limiting section is connected with the plug, the other end of the limiting section is connected with the wiring section a, and a radially outward protruding limiting step is arranged at the joint of the limiting section and the plug.

Optionally, the limiting section is provided with an annular groove a.

Optionally, the limiting section is provided with a flat surface a.

Optionally, the number of the split grooves is four, and the four split grooves are orthogonally distributed.

Optionally, the jack also has interlude and wiring section b, and the section of inserting is connected with the interlude to, and the interlude is connected with wiring section b, and just to inserting section, interlude and wiring section b and be the echelonment and distribute.

Optionally, an annular groove b is formed in the middle section.

Optionally, a flat surface b is formed on the outer surface of the opposite insertion section, and the exhaust observation hole is located on the flat surface b.

The utility model has the following advantages: the connector contact piece can save half of the insertion and extraction force, the pin jack is not stressed when the contact pin enters the front half section of the jack, but the contact surface of the last pin jack is not halved and still is in complete contact, so that the contact between the plug and the jack is reliable, and the insertion force of the pin jack is soft in the opposite insertion process.

Drawings

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

FIG. 2 is a schematic structural diagram of a pin;

FIG. 3 is a schematic cross-sectional view of a jack;

in the figure, 1-pin, 2-jack, 11-plug pair, 12-limiting section, 13-wiring section a, 14-groove splitting, 15-chamfer, 16-limiting step, 17-flat surface a, 18-annular groove a, 21-plug pair section, 22-middle section, 23-wiring section b, 24-exhaust observation hole, 25-flat surface b, 26-annular groove b, 27-air guide hole and 28-jack pair.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

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 are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description 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 and may, for example, be 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. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and fig. 2, a connector contact member comprises a pin 1 and a jack 2, in this embodiment, the pin 1 has a plug 11, a middle section 22 and a connection section a13, one end of a limiting section 12 is connected with the plug 11, the other end of the limiting section 12 is connected with a connection section a13, the connection section a13 is a threaded column for fixing a connection terminal, a radially outward protruding limiting step 16 is arranged at the connection position of the limiting section 12 and the plug 11, the limiting step 16 has a limiting effect on the pin 1 in an assembled manner, in this embodiment, the plug 11 is a columnar structure with an inclined angle a, a plurality of split grooves 14 are formed on the plug 11, the number of the split grooves 14 is more than one, a plurality of split grooves 14 can be formed according to scaring and actual use conditions of the pin 1, preferably, four split grooves 14 are orthogonally distributed, the plug 11 is formed by forming the split grooves 14, so that the opposite plug 11 has elasticity, and further, a chamfer 15 is provided on the end face of the opposite plug 11, and the chamfer 15 plays a guiding role when the pin 1 and the jack 2 are oppositely inserted.

In this embodiment, as shown in fig. 1 and 3, the plug socket 2 has a plug section 21, a plug hole 28 having an inclination angle a is axially formed in the plug section 21, the plug 11 and the plug hole 28 are in plug-in fit, an air guide hole 27 is formed in the bottom of the plug hole 28, an exhaust observation hole 24 is formed in the outer surface of the plug socket 2, the exhaust observation hole 24 is communicated with the air guide hole 27, in the process of inserting the plug 11 into the plug hole 28, air enters the exhaust observation hole 24 through the air guide hole 27 and is finally exhausted through the exhaust observation hole 24, so that resistance when the plug pin 1 and the plug socket 2 are inserted is reduced, in the process of inserting the plug 11 and the plug hole 28, the chamfer 15 on the plug 11 can enter the air guide hole 27, and the position of the chamfer 15 can be observed through the exhaust observation hole 24, so as to observe whether the plug and the plug socket 2 are inserted in place.

In this embodiment, the limiting section 12 is provided with an annular groove a18, the annular groove a18 is used when the pin 1 is mounted, the pin 1 can be fixed on the connector mounting plate by a collar or other elastic members, the limiting section 12 is further provided with a flat surface a17, and the flat surface a17 can limit the pin 1 from rotating circumferentially relative to the connector mounting plate.

In this embodiment, jack 2 still has interlude 22 and wiring section b23, it is connected with interlude 22 to peg graft section 21, interlude 22 is connected with wiring section b23, and peg graft section 21, interlude 22 and wiring section b23 are the echelonment and distribute, that is to say, the diameter of peg graft section 21 is greater than the diameter of interlude 22, interlude 22 is greater than the diameter of wiring section b23, annular groove b26 has been seted up on interlude 22, annular groove b26 is when jack 2 installs, can fix jack 2 on the connector mounting panel with rand or other elastic component, link section b is the screw thread post, mainly used for fixed binding post.

In this embodiment, the flat surface b25 is opened on the outer surface of the opposite insertion section 21, the exhaust observation hole 24 is positioned on the flat surface b25, and the flat surface b25 can limit the circumferential rotation of the insertion hole 2.

The working process of the utility model is as follows: pin 1 and jack 2 are oppositely plugged: the chamfer 15 of the plug 11 firstly enters the opposite jack 28, because the opposite plug 11 and the opposite jack 28 both have the inclination angle a, when the opposite plug 11 enters the first half section of the opposite jack 28, the opposite plug 11 and the opposite jack 28 are basically not stressed, when the outer diameter of the opposite plug 11 is equal to the inner diameter of the opposite jack 28, the opposite plug 1 and the opposite jack 28 begin to be stressed, the plug 11 is deformed, the stress gradually increases along with the increase of the insertion depth until the opposite plug 1 is completely inserted into the opposite jack 28, after the opposite plug 11 and the opposite jack 28 are completely inserted, the outer diameter of the opposite plug 11 and the inclination angle of the outer diameter of the opposite jack 28 are completely matched, because the opposite plug 11 has elasticity, the opposite plug can be better fit in the opposite jack 28, therefore, in the high-current connector, the connector contact piece can save half of the insertion force, and in the first half section of the opposite plug 1 entering the jack 2, the opposite plug 1 jack 2 is not stressed, but finally, the contact surface of the jack 2 of the pin 1 is not halved and still is complete contact, and similarly, when the jack 2 of the pin 1 is separated, half of force can be saved, if the insertion depth of the jack 2 of the pin 1 is H, when the pin 1 is pulled out of the jack 2 by the distance of H/2, the jack 2 of the pin 1 can be separated and is not stressed any more.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A connector contact, characterized by: including contact pin and jack, what the contact pin had is to the plug, just to the plug for having inclination a's columnar structure, the jack has to inserting the section, axial seting up the jack to having inclination a on inserting the section, to the plug with to the jack cooperation of pegging graft, the air guide hole has been seted up to the bottom of jack, exhaust observation hole has been seted up on the surface of jack, exhaust observation hole with the air guide hole intercommunication.

2. A connector contact according to claim 1, wherein: the plug is provided with a plurality of splitting grooves.

3. A connector contact according to claim 1, wherein: and a chamfer is arranged on the end face of the plug.

4. A connector contact according to claim 1, wherein: the contact pin is further provided with a limiting section and a wiring section a, one end of the limiting section is connected with the plug, the other end of the limiting section is connected with the wiring section a, and a radially outward protruding limiting step is arranged at the joint of the limiting section and the plug.

5. A connector contact according to claim 4, wherein: and the limiting section is provided with an annular groove a.

6. A connector contact according to claim 4, wherein: and a flat surface a is arranged on the limiting section.

7. A connector contact according to claim 2, wherein: the number of the splitting grooves is four, and the four splitting grooves are distributed orthogonally.

8. A connector contact according to claim 1, wherein: the jack still has interlude and wiring section b, to inserting the section with the interlude is connected, the interlude with wiring section b connects, just to inserting section, interlude and wiring section b and be the echelonment and distribute.

9. A connector contact according to claim 8, wherein: an annular groove b is formed in the middle section.

10. A connector contact according to claim 8, wherein: the outer surface of the opposite insertion section is provided with a flat surface b, and the exhaust observation hole is formed in the flat surface b.