CN219226685U

CN219226685U - Electrical connector, electronic device and device accessory

Info

Publication number: CN219226685U
Application number: CN202320222997.XU
Authority: CN
Inventors: 李广龙
Original assignee: Beijing Xiaomi Mobile Software Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd
Priority date: 2023-01-31
Filing date: 2023-01-31
Publication date: 2023-06-20
Anticipated expiration: 2033-01-31

Abstract

The utility model discloses an electric connector, electronic equipment and equipment accessories, wherein the electric connector comprises an insulating seat, an electric conductor and a pin, the insulating seat is provided with an assembly hole, the electric conductor is fixed on the insulating seat, the electric conductor comprises a spring plate and a contact, the contact is matched in the assembly hole and can move along the extending direction of the assembly hole, the spring plate is used for applying elastic acting force to the contact so that the contact has a trend of extending out of the insulating seat from the assembly hole, and the pin is fixed on the insulating seat, is electrically connected with the electric conductor and extends to the outer side of the insulating seat. The electric connector can avoid the problems of instant break and no rebound in use, and has low cost and high structural strength.

Description

Electrical connector, electronic device and device accessory

Technical Field

The utility model relates to the technical field of connectors, in particular to an electric connector, electronic equipment and equipment accessories applying the electric connector.

Background

Charging and data transmission of electronic devices such as mobile phones, tablets, notebooks and the like are required to be achieved by means of electrical connectors, and most of the electrical connectors are spring needle connectors (also called pogo pin connectors), and the spring needle connectors generally comprise a needle shaft, a spring, a needle tube and the like, wherein the needle shaft and the needle tube form a probe structure, and the spring is arranged in the needle tube and preloaded between the needle shaft and the needle tube. However, the existing spring needle connector has the problems of instantaneous break and no rebound, and has high cost and insufficient structural strength.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent.

Therefore, the embodiment of the utility model provides the electric connector which can avoid the problems of instant break and no rebound in use, and has low cost and high structural strength.

The embodiment of the utility model also provides electronic equipment applying the electric connector.

The embodiment of the utility model also provides a device accessory applying the electric connector.

The electric connector of the embodiment of the utility model comprises:

the insulating seat is provided with an assembly hole;

an electric conductor fixed to the insulating base, the electric conductor including a spring piece and a contact, the contact being fitted in the fitting hole and movable along an extending direction of the fitting hole, the spring piece being for applying an elastic force to the contact so that the contact has a tendency to protrude from the fitting hole out of the insulating base;

and the pin is fixed on the insulating seat, is electrically connected with the electric conduction component and extends to the outer side of the insulating seat.

The electric connector provided by the embodiment of the utility model can avoid the problems of instantaneous break and no rebound in use, and has the advantages of low cost and high structural strength.

In some embodiments, the contact is tapered and the cross-sectional dimension of the contact tapers in a direction from the inside to the outside of the insulating seat.

In some embodiments, the contact has a contact surface that is spherical;

and/or the assembly holes are conical holes.

In some embodiments, the electrical conductor is inserted into the insulating seat, and a first insertion part is arranged on the electrical conductor, and the first insertion part is used for being inserted into or hooked with the insulating seat so as to enhance the fixing strength of the electrical conductor and the insulating seat.

In some embodiments, the electrical conductor includes a base, the spring is connected between the base and the contact, and the first plugging portion is disposed on the base.

In some embodiments, the first plugging portion has a plurality of plugging portion rows arranged at intervals, the plugging portion rows are arranged on the base, and each plugging portion row includes a plurality of first plugging portions arranged at intervals.

In some embodiments, the base, the spring, and the contact are integrally formed; and/or, the elastic sheet is of an N type or a U type.

In some embodiments, the insulating base is provided with a mounting cavity, the mounting cavity is connected with the mounting hole, the electric conductor is inserted and fixed in the mounting cavity, and the contact is inserted into the mounting hole from the mounting cavity.

In some embodiments, the insulating base is provided with a cylindrical portion for achieving pre-positioning fixation of the insulating base.

In some embodiments, the pin is inserted into the insulating seat, and the pin comprises a second insertion part, and the second insertion part is used for being inserted into or hooked with the insulating seat so as to enhance the fixing strength of the pin and the insulating seat.

The electronic device of an embodiment of the utility model comprises an electrical connector as described in any of the embodiments above.

The device accessory of an embodiment of the present utility model comprises an electrical connector as described in any of the embodiments above.

Drawings

Fig. 1 is an exploded view of an electrical connector according to an embodiment of the present utility model.

Fig. 2 is an assembled perspective view of the electrical connector of fig. 1.

Fig. 3 is a schematic bottom view of the insulating base of fig. 1.

Fig. 4 is a schematic perspective view of an electrical connector according to another embodiment of the present utility model.

Fig. 5 is an exploded view of the electrical connector of fig. 4.

Reference numerals:

an insulating base 1; a fitting hole 11; a fitting chamber 12; a slot 13; a columnar portion 14;

an electrical conductor 2; a contact 21; a contact surface 211; a spring piece 22; a base 23; a first plug-in portion 24;

pin 3; the second plug-in portion 31.

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

As shown in fig. 1, the electrical connector of the embodiment of the present utility model includes an insulating base 1, an electrical conductor 2, and a pin 3.

The insulating base 1 may be formed by processing an insulating material, for example, the insulating base 1 may be made of plastic, and the insulating base 1 may be formed by processing by injection molding. As shown in fig. 1, the insulating base 1 may be substantially rectangular parallelepiped, the top side of the insulating base 1 may be provided with a plurality of fitting holes 11, for example, three, four, five, etc., and the plurality of fitting holes 11 may be arranged at intervals along the length direction (front-rear direction in fig. 1) of the insulating base 1.

The electrical conductor 2 is fixed to the insulating holder 1, and the electrical conductor 2 includes a spring piece 22 and a contact 21, the contact 21 being fitted in the fitting hole 11 and movable in the extending direction of the fitting hole 11, the spring piece 22 being for applying an elastic force to the contact 21 so that the contact 21 has a tendency to protrude from the fitting hole 11 out of the insulating holder 1.

Specifically, the number of the electric conductors 2 may be the same as the number of the fitting holes 11, and as shown in fig. 1, the fitting holes 11 may be provided with three, the electric conductors 2 may be provided with three, and the three electric conductors 2 may be arranged at intervals in the front-rear direction. Each of the electrical conductors 2 may include a spring 22 and a contact 21, wherein the contact 21 may be provided at an upper side of the spring 22. When assembled, the electric conductor 2 can be fixed in the insulating base 1, and the contact 21 on the electric conductor 2 can be matched in the assembly hole 11 and extend out from the assembly hole 11.

In use, the spring 22 can always apply an upward elastic force to the contact 21, so that the contact 21 can always fit in the fitting hole 11 and protrude from the top end aperture of the fitting hole 11.

The pin 3 is fixed on the insulating base 1, and the pin 3 is electrically connected with the electric conducting piece 2 and extends to the outer side of the insulating base 1. For example, the pins 3 may be DIP pins, the pins 3 may be fixed on the front side of the insulating base 1, and a portion of the pins 3 may be located in the insulating base 1 and electrically connected to the electrical conductor 2. It will be appreciated that in other embodiments, the pins 3 may be provided on the rear, left or right side of the insulator seat 1, etc. The pins 3 may be provided in two, wherein one pin 3 is provided on the front side of the insulator seat 1 and the other pin 3 is provided on the rear side of the insulator seat 1.

When in use, under the action of the elastic sheet 22, the contact 21 can be in pressing contact with a conductive part of external equipment, and current or data and the like can be transmitted through the contact 21 and finally can be continuously transmitted to corresponding equipment or components through the pin 3.

According to the electric connector provided by the embodiment of the utility model, the electric connector drives the contact 21 through the elastic sheet 22, the elastic sheet 22 has good stability, the situation that the spring needle connector in the related art is easy to wear after being used for a long time, and then the needle shaft and the needle tube are easy to be blocked and the instant transmission is interrupted is avoided, and the problem of no rebound is also avoided.

And compared with the spring needle connector, the electric connector has the advantages of simple structure, low cost and high structural strength, and fully ensures the stability and reliability of use.

In some embodiments, the contacts 21 are tapered, and the cross-sectional dimension of the contacts 21 tapers in a direction from the inside to the outside of the insulating holder 1. For example, as shown in fig. 1, the contact 21 may be generally conical, the cross section of the contact 21 may be circular, and the cross section of the contact 21 may be gradually reduced in the direction from bottom to top, and after assembly, a portion of the contact 21 may protrude from the inside of the assembly hole 11.

The assembly hole 11 can be a conical hole, and can be a conical hole specifically, and when the contact 21 is matched in the assembly hole 11, the peripheral curved surface of the contact 21 can be in fit contact with the hole wall of the assembly hole 11, so that the stability of the structure can be ensured, and the guiding correction effect of the contact 21 is also achieved.

Thus, on the one hand, the contact 21 can be restrained in the insulating holder 1 by the stop limit of the insulating holder 1, and on the other hand, the outer circumferential curved surface of the contact 21 has a guiding function, so that the moving precision of the contact 21 can be ensured.

In some embodiments, the contact 21 has a contact surface 211, where the contact surface 211 is a spherical surface, for example, as shown in fig. 1, the contact surface 211 may be disposed at the top end of the contact 21, and the contact surface 211 may be a hemispherical surface, so that, on one hand, the situation that the portion of the contact 21 leaking outside is too sharp is avoided, and the contact 21 can achieve point contact with an external device from various angles, thereby ensuring the stability of connection.

In some embodiments, the electrical conductor 2 is inserted into the insulating base 1, and the electrical conductor 2 is provided with a first insertion portion 24, and the first insertion portion 24 is used for being inserted into or hooked with the insulating base 1 to enhance the fixing strength of the electrical conductor 2 and the insulating base 1.

As shown in fig. 3, an assembly cavity 12 may be provided in the insulating base 1, the bottom of the assembly cavity 12 may be open, the top of the assembly cavity 12 may be communicated with the assembly hole 11, when in use, the electrical conductor 2 may be inserted into the assembly cavity 12 from the bottom of the assembly cavity 12, the elastic sheet 22 may be located in the assembly cavity 12 and may be elastically deformed in the assembly cavity 12, and the contact 21 of the electrical conductor 2 may be inserted into the assembly hole 11 in a homeotropic manner, thereby realizing the plug-in fit between the electrical conductor 2 and the insulating base 1.

As shown in fig. 1, the first plugging portion 24 may be in a plug-in structure, the first plugging portion 24 may be disposed at the bottom of the electrical conductor 2, as shown in fig. 3, the bottom surface of the insulating base 1 may be provided with a slot 13, and after the electrical conductor 2 is inserted into the assembly cavity 12, the first plugging portion 24 may be inserted into the corresponding slot 13, so as to enhance the fixing effect of the electrical conductor 2 and the insulating base 1.

Alternatively, as shown in fig. 3, the insulating base 1 may be provided with a plurality of fitting cavities 12, the plurality of fitting cavities 12 may be arranged at intervals along the front-rear direction, and one electrical conductor 2 may be inserted and fitted into each fitting cavity 12. And the bottom open peripheral side of each of the fitting chambers 12 may be provided with a plurality of slots 13, and the plurality of slots 13 may be arranged at intervals along the circumferential direction of the fitting chamber 12.

In some embodiments, the electrical conductor 2 includes a base 23, the spring 22 is connected between the base 23 and the contact 21, and the first socket 24 is disposed on the base 23. For example, as shown in fig. 1, the base 23 may be a plate structure, the top end of the spring 22 may be connected to the contact 21, the bottom end of the spring 22 may be connected to the base 23, and the first plugging portion 24 may be integrally formed and disposed on the upper side of the base 23.

In some embodiments, the first plugging portion 24 has a plurality of plugging portion rows arranged at intervals, and the plugging portion rows are arranged on the base 23, and each plugging portion row includes a plurality of first plugging portions 24 arranged at intervals.

For example, the electrical conductors 2 may be provided in plurality, the plurality of electrical conductors 2 may be arranged at intervals in the front-rear direction, and two plug-in portion rows may be provided on the base 23 of each electrical conductor 2, one of the plug-in portion rows may be provided at the front side edge position of the base 23, and the other plug-in portion row may be provided at the rear side edge position of the base 23. Each of the plug-in portion rows may include two first plug-in portions 24 arranged at intervals in the left-right direction. Therefore, the structural strength and stability of the plug-in fit can be ensured.

In some embodiments, the base 23, the spring 22, and the contact 21 are integrally formed. For example, the material of the electric conduction member 2 may be copper, and the electric conduction member 2 may be formed by casting or stamping, so that the integrity of the electric conduction member 2 is ensured.

In some embodiments, as shown in fig. 1, the spring 22 is N-shaped, and in other embodiments, the spring 22 may be U-shaped.

In some embodiments, the insulating holder 1 is provided with a cylindrical portion 14, the cylindrical portion 14 being used to achieve pre-positioning fixation of the insulating holder 1. As shown in fig. 3, the columnar portion 14 may be generally cylindrical, and two columnar portions 14 may be provided at two bottom corners of the insulating base 1, respectively. When in use, the cylindrical part 14 can be matched in the corresponding through hole, thereby realizing the pre-positioning of the insulating seat 1 and ensuring the assembly precision of the insulating seat 1.

In some embodiments, the pin 3 is inserted into the insulator 1, and the pin 3 includes a second insertion portion 31, where the second insertion portion 31 is used to be inserted into or hooked with the insulator 1 to enhance the fixing strength of the pin 3 and the insulator 1. For example, as shown in fig. 1, the second plugging portion 31 may be integrally formed and disposed on the pin 3, and two second plugging portions 31 may be disposed on two sides of the pin 3 and disposed in a substantially mirror symmetry manner. During assembly, the pins 3 can be inserted into corresponding assembly grooves of the insulating seat 1, and the two second inserting parts 31 can be inserted into the insulating seat 1 and can be in partial hooking fit with the insulating seat 1, so that the fixing effect of the pins 3 is improved.

In some embodiments, as shown in fig. 4 and 5, the mounting hole 11 may be provided on the left side of the insulating base 1, the opening of the mounting cavity 12 may be provided on the right side of the insulating base 1, and the front side of the mounting cavity 12 may be in communication with the mounting hole 11. The slot 13 may also be provided on the right side of the insulation, and the slot 13 may communicate with the fitting cavity 12. The first plugging portions 24 may be disposed on both front and rear sides of the base 23, each first plugging portion 24 may be flat plate-shaped, and a flattening direction of each first plugging portion 24 may coincide with a flattening direction of the base 23.

During assembly, the electrical conductor 2 can be inserted into the assembly chamber 12 from the opening of the assembly chamber 12, and the first plug-in portion 24 of the base 23 can be synchronously inserted into the corresponding slot 13.

The electronic device of the embodiment of the utility model is described below.

The electronic device in the embodiment of the utility model includes an electrical connector, which may be any electrical connector described in the foregoing embodiment, and the electronic device may be a mobile phone, a tablet, a notebook, a charger, or the like, or may be a center console of a vehicle, or the like. The electric connector is arranged in the electronic equipment, and can realize charging and discharging or data and communication transmission and the like of the electronic equipment.

The following describes the device accessory of the embodiment of the present utility model.

The device accessory in the embodiment of the utility model comprises the electric connector, wherein the electric connector can be the electric connector described in any embodiment, and the device accessory can be a charging wire, a charging seat and the like.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While the above embodiments have been shown and described, it should be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the utility model.

Claims

1. An electrical connector, comprising:

the insulating seat is provided with an assembly hole;

2. The electrical connector of claim 1, wherein the contacts are tapered and the cross-sectional dimension of the contacts tapers in a direction from the inside to the outside of the insulative housing.

3. The electrical connector of claim 2, wherein the contacts have contact surfaces that are spherical;

and/or the assembly holes are conical holes.

4. The electrical connector of claim 1, wherein the electrical conductor is inserted into the insulating base, and the electrical conductor is provided with a first insertion portion, and the first insertion portion is configured to be inserted into or hooked with the insulating base to enhance the fixing strength of the electrical conductor and the insulating base.

5. The electrical connector of claim 4, wherein the electrical conductor includes a base, the spring is connected between the base and the contact, and the first mating portion is disposed on the base.

6. The electrical connector of claim 5, wherein the first mating portion has a plurality of mating portion rows arranged in a plurality of spaced apart rows, the mating portion rows being arranged on the base, and each of the mating portion rows including a plurality of the first mating portions arranged in a plurality of spaced apart rows.

7. The electrical connector of claim 5, wherein the base, the spring, and the contact are integrally formed;

and/or, the elastic sheet is of an N type or a U type.

8. The electrical connector of claim 1, wherein the insulator housing is provided with a mounting cavity, the mounting cavity is connected to the mounting hole, the electrical conductor is inserted and fixed in the mounting cavity, and the contact is inserted into the mounting hole from the mounting cavity.

9. The electrical connector of claim 1, wherein the insulator housing is provided with a cylindrical portion for effecting pre-positioning fixation of the insulator housing.

10. The electrical connector of any one of claims 1-9, wherein the pin is inserted into the insulator housing, the pin including a second mating portion for mating with or hooking the insulator housing to enhance a fixation strength of the pin and the insulator housing.

11. An electronic device comprising an electrical connector as claimed in any one of claims 1 to 10.

12. A device accessory comprising an electrical connector as claimed in any one of claims 1 to 10.