CN220510310U

CN220510310U - Round jack terminal

Info

Publication number: CN220510310U
Application number: CN202322127855.8U
Authority: CN
Inventors: 张智玲; 李统刚; 聂辉; 江凡
Original assignee: Sichuan Kangchuanwei Technology Co ltd
Current assignee: Sichuan Kangchuanwei Technology Co ltd
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2024-02-20
Anticipated expiration: 2033-08-09

Abstract

The application discloses a round jack terminal, which belongs to the technical field of connecting terminals; the circular receptacle terminal includes: a main body part provided with an insertion hole; a cylinder part integrally formed on the main body part, wherein a cylinder cavity of the cylinder part is communicated with the jack; the current-carrying elastic sheet is arranged in the cylinder cavity of the cylinder part and is electrically connected with the inner wall of the cylinder part; and a wire pressing part connected with the main body part. The circular jack terminal that this application provided realizes the integration fixedly through with barrel-type portion integrated into one piece on main part, has reduced the not hard up risk that causes through modes such as riveting, fastener connection.

Description

Round jack terminal

Technical Field

The application belongs to connecting terminal technical field, especially relates to a circular jack terminal.

Background

The 90-degree round jack terminal is a conventional electrical connection element, including a barrel portion and a main body portion, and the barrel portion is electrically connected with the main body portion. The barrel-shaped part and the main body part are of split type structures, and the barrel-shaped part is arranged on the plane of the main body part in a plurality of perpendicular ways, so that a 90-degree outgoing line angle is realized. However, the cylindrical portion is usually fixed on the main body portion by riveting or bolting, which may cause the connection state between the cylindrical portion and the main body portion to be loosened with long-term use, which may cause degradation of connection reliability, and may cause increase of resistance of the jack terminal, even ablation accident, so that electrical safety is not facilitated.

Disclosure of Invention

The application provides a circular jack terminal, aims at solving the technical problem that barrel part and main part of 90 degrees circular jack terminals are easy to loosen to a certain extent at least. For this purpose,

the embodiment of the application provides a circular jack terminal, include:

a main body part provided with an insertion hole;

a cylinder part integrally formed on the main body part, wherein a cylinder cavity of the cylinder part is communicated with the jack;

the current-carrying elastic sheet is arranged in the cylinder cavity of the cylinder part and is electrically connected with the inner wall of the cylinder part; and

and the wire pressing part is connected with the main body part.

In some embodiments, the body portion is a plate-shaped member and the barrel portion is perpendicular to the face of the plate-shaped member.

In some embodiments, a first anti-disengagement boss and a second anti-disengagement boss are provided on the inner wall of the cylindrical portion along the axial direction of the cylindrical cavity, and the current-carrying spring plate is clamped between the first anti-disengagement boss and the second anti-disengagement boss.

In some embodiments, the first anti-disengagement boss is protruding on an inner wall of the barrel portion on a side of the barrel portion that is away from the main body portion.

In some embodiments, the first anti-disengagement tab is an annular tab.

In some embodiments, the number of the second anti-disengagement bosses is a plurality, and the plurality of second anti-disengagement bosses are equally spaced.

In some embodiments, the outer circumferential surface of the cylindrical portion is provided with a release-stopping groove.

In some embodiments, an outer edge of one side end of the cylindrical portion, which is far away from the main body portion, is provided with an arc chamfer.

In some embodiments, the body portion is provided with a mounting and positioning window.

In some embodiments, the round receptacle terminal further comprises a transition engagement portion, the wire pressing portion, the transition engagement portion, and the body portion being integrally formed.

The embodiment of the application has at least the following beneficial effects:

the circular jack terminal provided by the embodiment of the application is characterized in that a cylindrical part is integrally formed on a main body part provided with a jack, a cylindrical cavity of the cylindrical part is communicated with the jack, and the circular jack terminal is matched with the embedded connection of a contact pin terminal; the current-carrying spring piece is connected in the barrel part and elastically abutted with the contact pin terminal so as to maintain the reliability and stability of electric connection; the main body part is also connected with a wire pressing part as a connecting part for connecting other elements so as to perfect an electric connection structure. Meanwhile, the integrated connection mode of the barrel part and the main body part replaces the split connection mode, so that the loose risk caused by split connection can be avoided, and the connection stability and the electrical connection reliability of the barrel part and the main body part are improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 shows a schematic structural view of a circular receptacle terminal in an embodiment of the present application;

FIG. 2 shows a cross-sectional view of FIG. 1;

FIG. 3 shows a schematic diagram of the mating of the round receptacle terminal and pin terminal of FIG. 1;

FIG. 4 shows a schematic structural view of a current carrying spring in the round receptacle terminal of FIG. 1;

FIG. 5 illustrates a schematic diagram of the connection of a current carrying spring tab to a pin terminal in the round receptacle terminal of FIG. 1;

fig. 6 shows a partial enlarged view of fig. 5.

Reference numerals:

110-main body part, 111-installation positioning window, 112-jack, 120-barrel part, 121-barrel, 122-barrel cavity, 123-first anti-disengaging boss, 124-second anti-disengaging boss, 126-arc chamfer, 130-transition joint part, 131-first joint end, 132-second joint end, 140-line pressing part, 141-bottom plate, 142-wing plate, 143-fixed groove;

200-current-carrying spring pieces, 210-current-carrying plates, 211-upper edges, 212-lower edges, 213-movable windows, 220-swinging spring pieces and 221-abutting parts;

300-pin terminals.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

Furthermore, the present application may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not in themselves indicate the relationship between the various embodiments and/or arrangements discussed. In addition, the present application provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize the application of other processes and/or the use of other materials.

The present application is described below with reference to specific embodiments in conjunction with the accompanying drawings:

the 90-degree round jack terminal is provided with a barrel-shaped part and a main body part, wherein the barrel-shaped part is fixed on the main body part through a riveting process or a connecting piece and is electrically connected with the pin terminal embedded in the barrel cavity. However, as the service time increases, the connection between the cylindrical portion and the main body portion is easily loosened due to interference of various factors such as vibration, connection and conductive state of the 90-degree circular jack terminal are easily unstable, electrical signal transmission is affected due to resistance increase, and even safety accidents such as ablation occur.

Therefore, the embodiment of the application provides the round jack terminal, which aims to improve the stability and reliability of physical connection and electric connection of the round jack terminal to a certain extent and reduce the electric safety risk.

Fig. 1 shows a schematic structural view of a circular receptacle terminal in an embodiment of the present application; FIG. 2 shows a cross-sectional view of FIG. 1; fig. 3 shows a schematic diagram of the mating of the round receptacle terminal and the pin terminal of fig. 1.

Referring to fig. 1, 2 and 3, in some embodiments, the circular receptacle terminal is an electrical connection element, and may be made of a conductive material, such as a conductive metal; the circular receptacle terminal may include a body portion 110, a barrel portion 120, a wire pressing portion 140, and a current carrying spring 200.

The main body 110 is provided with an insertion hole 112 through which the pin terminal 300 passes, the barrel portion 120 is integrally formed on the main body 110, and a barrel cavity 122 of the barrel portion 120 is matched and communicated with the insertion hole 112, so that the pin terminal 300 can sequentially pass through the insertion hole 112 and the barrel cavity 122 to realize connection of the pin terminal 300 and the barrel portion 120. Meanwhile, the barrel portion 120 is integrally formed on the main body portion 110, so that the barrel portion 120 can be stably connected with the main body portion 110, loosening of the barrel portion 120 relative to the main body portion 110 can be avoided, stable connection of the barrel portion 120 and the main body portion 110 can be maintained, resistance increase caused by loosening and even ablation accidents are avoided, and electricity safety and reliability are improved.

The pressing part 140 is connected to the main body part 110 for pressing the connection conductive member, so that the main body part 110 and the barrel part 120 are electrically connected to the upstream device.

The current-carrying spring piece 200 is disposed in the barrel cavity 122 of the barrel portion 120 and is electrically connected with the barrel portion 120, so that when the pin terminal 300 is inserted into the barrel cavity 122, the current-carrying spring piece 200 elastically abuts against the pin terminal 300, and a stable electrical connection state is maintained, so as to ensure the reliability and stability of electrical connection of the circular jack terminal.

In some embodiments, the body part 110 may be provided as a plate-shaped member, and the cylindrical part 120 may be formed through a drawing or pressing process, so that the cylindrical part 120 may be integrally formed, such that the cylindrical part 120 may be substantially equivalent to the thickness and other specifications of the body part 110, and electrical properties such as resistance may be uniform and stable, so that reliability and stability of electrical connection of terminals may be maintained.

In some embodiments, the barrel 121 of the barrel portion 120 may be disposed vertically on the face of the body portion 110, forming a 90 degree circular receptacle terminal.

In some embodiments, considering that the current-carrying spring 200 is installed in the barrel cavity 122, in order to maintain stability of the installation position and posture thereof, a first locking boss 123 and a second locking boss 124 may be protruded on an inner wall of the barrel 121 of the barrel portion 120, and the current-carrying spring 200 may be inserted between the first locking boss 123 and the second locking boss 124, so as to limit the current-carrying spring 200 from being separated from the barrel cavity 122.

In some embodiments, the first retaining boss 123 and the second retaining boss 124 may be disposed along the axial direction of the cylinder 121, so that two retaining structures are disposed in a direction separating from the cylinder cavity 122, so as to limit the current-carrying spring piece 200 and maintain the stability of the installation position and the posture thereof.

In some embodiments, the first retaining boss 123 may be provided as an annular boss, and may be specifically provided inside a nozzle of the cylinder 121, which is far from the main body 110.

During installation of the current-carrying spring plate 200, the current-carrying spring plate 200 may be deformed by a small amount, and then pushed into the cylinder 122, and further moved between the first locking boss 123 and the second locking boss 124.

In some embodiments, in order to reduce the molding difficulty, the second retaining protrusions 124 may be provided in a plurality and be disposed on the inner wall of the cylinder 121 in a dispersed manner.

In some embodiments, the number of the second retaining bosses 124 may be four, and the second retaining bosses 124 may be disposed on the inner wall of the barrel 121 at equal intervals, so as to maintain the limit stability of the current-carrying spring 200 and reduce the difficulty in forming the second retaining bosses 124 and the obstruction to the pin terminal 300.

In some embodiments, a circular arc chamfer 126 may be further formed on the outer edge of the cylinder 121 away from the main body 110, so as to enable smooth and convenient insertion when the cylinder 121 is inserted into an upstream device.

In some embodiments, in order to facilitate the installation of the circular receptacle terminal in cooperation with upstream equipment, an installation positioning window 111 may be formed in the main body 110.

In some embodiments, the wire pressing part 140 may include a bottom plate 141 and wing plates 142 connected to both sides of the bottom plate 141, and when the conductive elements such as wires are pressed, the wires may be placed on the bottom plate 141, and then the wing plates 142 are bent toward both sides of the bottom plate 141 to press the conductive elements, so as to maintain the stability of the conductive connection.

In some embodiments, in order to improve the stability of the wire pressing portion 140 for fixing the conductive element such as the wire, a fixing groove 143 may be formed on a surface of the bottom plate 141 and the wing plate 142 contacting the conductive element, so as to increase the resistance of the conductive element to detachment.

In some embodiments, in order to avoid bending the wire portion 140 and deforming the wire portion to extend to the main portion 110 to affect the shape thereof, a transition joint portion 130 may be provided between the wire portion 140 and the main portion 110 to separate the main portion 110 and the wire portion 140.

Generally, the transition joint 130 may be integrally formed with the main body 110 and the pressing portion 140, so as to ensure the stability of the gauge thickness and avoid the complexity of the connection of the split components and the instability of the contact resistance.

Specifically, the transition joint 130 includes a first joint end 131 and a second joint end 132, the first joint end 131 is connected to the main body 110, and the second joint end 132 is connected to the bottom plate 141.

FIG. 4 shows a schematic structural view of a current carrying spring in the round receptacle terminal of FIG. 1; FIG. 5 illustrates a schematic diagram of the connection of a current carrying spring tab to a pin terminal in the round receptacle terminal of FIG. 1; fig. 6 shows a partial enlarged view of fig. 5.

Referring to fig. 4, 5, and 6, in some embodiments, the current-carrying dome 200 may include a current-carrying plate 210 and a swing dome 220; the current-carrying plate 210 is provided with movable windows 213 at equal intervals, the swing spring 220 is disposed in the movable windows 213, and one end of the swing spring 220 is connected with the current-carrying plate 210, so that the swing spring 220 can swing in the movable windows 213, when the pin terminal 300 is inserted into the barrel cavity 122, the swing spring 220 can be deformed by small swing to leave a space to accommodate the pin terminal 300, and a certain elastic force is generated after the swing spring 220 is deformed, so that the abutting part 221 on the swing spring 220 is enabled to be stably abutted against the pin terminal 300, and the electrical connection is kept stable.

In some embodiments, the current-carrying plate 210 may be provided as a circular arc plate or a circular ring plate adapted to the inner circumferential surface of the cylinder 121.

The current-carrying spring plate 220 and the movable window 213 are integrally formed by stamping, that is, the stamping head and the die cooperate, and in the sequential stamping process, part of the material on the current-carrying plate 210 is removed, so that the current-carrying spring plate 220 and the movable window 213 are formed at one time.

When the current-carrying spring 200 is installed, the upper edge 211 of the current-carrying plate 210 may abut against the first anti-disengagement boss 123, and the lower edge 212 of the current-carrying plate 210 may abut against the second anti-disengagement boss 124; that is, the current carrier plate 210 deforms slightly between the first and second anti-drop bosses 123 and 124, so that the upper edge 211 and the lower edge 212 elastically abut against the first and second anti-drop bosses 123 and 124, and the position of the current carrier plate 210 and the conductive contact position are kept stable.

Of course, the width of the current-carrying plate 210 in the length direction of the barrel 122 may be slightly smaller than the distance between the first retaining boss 123 and the second retaining boss 124, so that the current-carrying plate 210 only needs to be pushed in during installation, and the assembly operation is complex.

In some embodiments, the main body 110, the barrel 120, the transition joint 130, and the wire pressing portion 140 may be formed by a piece of original plate through multiple stamping processes, so that the material is homogenized, the consistency of electrical properties is maintained, and the stability of electrical properties is ensured.

In some embodiments, the main body 110, the barrel 120, the transition joint 130, and the wire pressing portion 140 may be made of copper, or may be made of other conductive metals. Correspondingly, the current-carrying spring 200 may be copper.

In this application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise" indicate or positional relationships are based on the positional relationships shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements 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 application.

It should be noted that all the directional indicators in the embodiments of the present application are only used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture, and if the specific posture is changed, the directional indicators are correspondingly changed.

In the present application, unless explicitly specified and limited otherwise, the terms "coupled," "secured," and the like are to be construed broadly, and for example, "secured" may be either permanently attached or removably attached, or integrally formed; can be mechanically or electrically connected; 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 terms in this application will be understood by those of ordinary skill in the art as the case may be.

In addition, descriptions such as those related to "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated in this application. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 present application. 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. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.

In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be regarded as not exist and not within the protection scope of the present application.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims

1. A round receptacle terminal, comprising:

a main body part provided with an insertion hole;

and the wire pressing part is connected with the main body part.

2. The circular receptacle terminal of claim 1, wherein the body portion is a plate-shaped member and the barrel portion is perpendicular to the plate face of the plate-shaped member.

3. The circular receptacle terminal of claim 1, wherein a first retaining boss and a second retaining boss are provided on an inner wall of the barrel portion in an axial direction of the barrel cavity, and the current-carrying spring piece is interposed between the first retaining boss and the second retaining boss.

4. The circular receptacle terminal of claim 3, wherein the first retaining boss is provided protruding on an inner wall of the barrel portion on a side of the barrel portion remote from the main body portion.

5. The circular receptacle terminal of claim 4, wherein the first anti-drop tab is an annular tab.

6. The circular receptacle terminal of claim 3, wherein the number of second retaining tabs is a plurality, the plurality of second retaining tabs being equally spaced.

7. The circular receptacle terminal according to claim 1, wherein the cylindrical portion has a retaining groove formed in an outer peripheral surface thereof.

8. The round receptacle terminal of claim 1, wherein an outer edge of an end of the barrel portion remote from the body portion is provided with a circular arc chamfer.

9. The circular receptacle terminal of claim 1, wherein the body portion defines a mounting and positioning window.

10. The round socket terminal of any one of claims 1-9, further comprising a transition engagement portion, wherein the wire pressing portion, the transition engagement portion, and the body portion are integrally formed.