CN217009636U

CN217009636U - Male and female plug terminal

Info

Publication number: CN217009636U
Application number: CN202123306747.4U
Authority: CN
Inventors: 陈俊瑞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-07-19
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to a male-female opposite-plugging terminal, which comprises a male terminal and a female terminal, wherein the male terminal is provided with a plugging part at the front end and a riveting part at the rear end, the plugging part is provided with a contact main body and an elastic sheet, and the elastic sheet is provided with a pressing part so as to operate the elastic sheet; the female terminal is provided with a slot which is formed by enclosing a bottom plate, a left side plate, a right side plate and a top plate, the slot is matched with the inserting part of the male terminal to be inserted and connected, and the contact relation between the contact main body and the inner wall of the slot is enhanced through the stress of the elastic sheet in the slot; the female terminal is also provided with a stopping part for limiting the insertion depth of the insertion part and a clamping part for limiting the insertion part to be inserted and retracted. The utility model has simple and reasonable structure, convenient manufacture, convenient splicing and use, effective positioning and anti-dropping, and simultaneously increases the contact point of the matched terminal to increase the current-carrying capacity and improve the service life of the product.

Description

Male and female plug terminal

Technical Field

The utility model relates to the technical field of electrical elements, in particular to a male and female plug-in terminal which is implemented in a matched mode.

Background

At present, the male and female plug-in terminals are common elements in electrical connection, and the plug-in connection of the male and female terminals achieves the functions of electrifying or signal transmission. In the electronics industry, particularly in more sophisticated electronic devices, connector products are required to be smaller in size to save assembly space. However, the undersize results in some defects in the structure of the connector, such as unstable connection, difficulty in inserting and using, unstable fixation of the conductive terminals, etc., which may cause problems of easy shaking of the product, easy deformation and loosening of the conductive terminals during assembly. Therefore, in order to ensure that stable mechanical and electrical connection is established, some male and female plug terminals are provided with a tight plug matching structure, so that the plug force is too large, the plug is difficult to extract, and the user experience is poor.

Disclosure of Invention

The utility model aims to provide a male and female plug-in terminal, which well solves the technical problems, ensures the use performance of the terminal and has better user experience.

In order to achieve the purpose, the utility model adopts the following technical scheme:

public female terminal to inserting, including public terminal and female terminal, wherein:

the male terminal is provided with a plug-in part at the front end and a riveting part at the rear end, the plug-in part is provided with a contact main body and an elastic sheet, and the elastic sheet is provided with a pressing part so as to operate the elastic sheet;

the female terminal is provided with a slot which is formed by enclosing a bottom plate, a left side plate, a right side plate and a top plate, the slot is matched with the inserting part of the male terminal to be inserted and connected, and the contact relation between the contact main body and the inner wall of the slot is enhanced through the stress of the elastic sheet in the slot; the female terminal is also provided with a stopping part for limiting the insertion depth of the insertion part and a clamping part for limiting the insertion and retraction of the insertion part.

The above-mentioned scheme is further, the shell fragment is from the front end inflection extension income of contact main part, and the shell fragment is located the upside of contact main part and forms an contained angle with the contact main part, and this contained angle is the acute angle, presses the setting of splenium to extend at the shell fragment inflection end.

The contact main body comprises a contact plate which is arranged straightly and a surrounding edge which is turned upwards from the side edge of the contact plate, the surrounding edge is in contact connection with the inner side wall of the slot, and the orthographic projection of the elastic sheet falls on the contact plate.

The stop part is a convex block with a top plate protruding downwards, and the insertion part of the male terminal is provided with a concave groove matched with the support of the stop part.

The above-mentioned scheme is further, card system portion is the inside second infolding piece of buckling of the inside first infolding piece of buckling of the last side of left side board and the inside second infolding piece of buckling of the last side of right side board, and the relative rear end that sets up and be close to the slot about this first infolding piece and the inside second infolding piece, the shell fragment on be equipped with about relative two breachs, these two breachs match respectively in first infolding piece and the second infolding piece joint under the elastic force of shell fragment.

According to the scheme, the rear end of the female terminal is further provided with a guide plate for guiding the inserting part of the male terminal to be inserted into the slot, the guide plate is respectively arranged on the left side and the right side of the rear end of the slot, and the left guide plate and the right guide plate form an outwards-expanding horn shape.

The contact main body and the elastic sheet are arranged on the plug-in part of the male terminal, the female terminal is provided with a slot which is formed by enclosing a bottom plate, a left side plate, a right side plate and a top plate, the slot is matched with the plug-in part of the male terminal for plug-in connection, and the contact relation between the contact main body and the inner wall of the slot is enhanced through the stress of the elastic sheet in the slot; the male terminal and the female terminal are ensured to be in close contact, a larger contact area is obtained, and the conductive capacity is stronger. Meanwhile, the female terminal is also provided with a stopping part for limiting the insertion depth of the insertion part, so that the insertion depth of the male terminal can be easily determined, the positioning effect is realized, and the male terminal is prevented from being inserted too deeply; and the female terminal is also provided with a clamping part for limiting the insertion and retraction of the insertion part, so that better anti-retraction clamping is realized, the loosening is avoided, and the service performance is improved. The utility model has simple and reasonable structure, convenient manufacture and convenient splicing and use, increases the contact points of the matched terminals to increase the current-carrying capacity and prolong the service life of the product.

Description of the drawings:

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an exploded view of the embodiment of FIG. 1;

FIG. 3 is a schematic view of the male terminal of the embodiment of FIG. 1;

fig. 4 is a schematic structural diagram of the female terminal of the embodiment of fig. 1.

The specific implementation mode is as follows:

the conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, the features and the effects of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element 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" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1, 2, 3 and 4, which are schematic structural views of a preferred embodiment of the present invention, the present invention relates to a male-female plug-in terminal, especially for use in electrical conduction on a PCBA board, which includes a male terminal 10 and a female terminal 20, preferably, the male terminal 10 and the female terminal 20 are manufactured by stamping, so that the overall structure is good and the manufacture is convenient. The male terminal 10 has a plug part 1 at the front end and a riveting part 2 at the rear end, the plug part 1 has a contact body 11 and a spring plate 12, and the spring plate 12 is provided with a pressing part 121 for operating the spring plate; riveting portion 2 includes first riveting fin 21 and the second riveting fin 22 of buckling to the center, and first riveting fin 21 and second riveting fin 22 are arranged in succession in the direction of keeping away from grafting portion 1, realize around the pressure riveting connecting wire, promote the steadiness and the validity of line. Of course, according to actual wiring requirements, the riveting portion 2 can also be transversely arranged at one end of the insertion portion 1, an arrangement form that the wires and the terminals form an angle of 90 degrees can be obtained after the wires are connected, specific forms are not illustrated in any more detail, and the wiring direction of the riveting portion 2 can be selected according to actual requirements. Female terminal 20 have and enclose the slot 201 that closes formation by bottom plate 3, left side board 4, right side board 5 and roof 6, the grafting portion 1 of this slot 201 adaptation male terminal 10 inserts the connection, and strengthens the contact relation of contact subject 11 and slot 201 inner wall through the atress of shell fragment 12 in slot 201, ensures male terminal and female terminal in close contact with, obtains great area of contact, the conducting property is stronger. The female terminal 20 is also provided with a stopping part for limiting the insertion depth of the insertion part 1 and a clamping part for limiting the insertion and retraction of the insertion part 1, so that the female terminal has a positioning effect and prevents the male terminal from being inserted too deeply; and the male terminal and the female terminal are ensured not to be loosened after being plugged, and the service performance is increased.

Referring to fig. 1, 2, 3 and 4, in the present embodiment, the elastic sheet 12 is formed by folding back and extending from the front end of the contact main body 11, and has an integrated structure, which is convenient to manufacture, good in structure and long in service life. The elastic sheet 12 is located on the upper side of the contact main body 11 and forms an included angle with the contact main body 11, the included angle is an acute angle, and the pressing portion 121 is disposed at the end of the elastic sheet 12 extending in a folded manner. The elastic sheet 12 is pressed down by the top plate 6 after being inserted into the slot 201, and the insertion and extraction performance is increased by utilizing the elastic force of the elastic sheet 12, downward pressure can be generated, the contact main body 11 is tightly attached to the connecting bottom plate 3, a larger contact area is obtained, and the conductive capacity is enhanced. Meanwhile, when the terminal is actually used, the elastic sheet 12 is convenient to operate, elastic pressing is released, and the male terminal is convenient to insert and pull. In this embodiment, the contact main body 11 includes a flat contact plate 111 and a surrounding edge 112 folded upwards from a side of the contact plate 111, the surrounding edge 112 is in contact connection with an inner side wall of the slot 201, and an orthographic projection of the elastic piece 12 falls on the contact plate 111. This structure utilizes surrounding edge 112 to increase the structurality of contact main part 11, and non-deformable ensures the plug and use, and surrounding edge 112 still can increase electrically conductive area of contact, promotes terminal conducting capacity. The orthographic projection of the elastic sheet 12 falls on the contact plate 111, so that the manufacture is convenient, the interference is effectively avoided, and the usability is improved.

Referring to fig. 1, 2, 3 and 4, in the present embodiment, the stopping portion is a protrusion 61 protruding downward from the top plate 6, which is simple in structure and convenient to manufacture, and is formed by direct press molding. The inserting part 1 of the male terminal 10 is provided with a concave groove 13 matched with the supporting top of the stopping part, and the concave groove 13 is positioned at the bending part where the elastic sheet 12 is connected with the contact main body 11 and is centered in the drawing, so that the stopping positioning effect is obtained, the male terminal is prevented from being inserted too deeply, and the inserting assembly is convenient. The clamping part is a first inward-folding block 41 which is formed by bending the upper side edge of the left side plate 4 inwards and a second inward-folding block 51 which is formed by bending the upper side edge of the right side plate 5 inwards, the first inward-folding block 41 and the second inward-folding block 51 are oppositely arranged at the left and right sides and are close to the rear end of the slot 201, the elastic sheet 12 is provided with two left and right opposite notches 122, and the two notches 122 are respectively matched with the first inward-folding block 41 and the second inward-folding block 51 for clamping under the elastic force of the elastic sheet 12. In the drawing, the two notches 122 are located at the extending end of the elastic sheet and close to the pressing portion 121, when the elastic sheet 12 is inserted in place, the first inward-folding block 41 and the second inward-folding block 51 are automatically clamped into the corresponding notches 122 to form a lock catch, so as to prevent the elastic sheet from being withdrawn. The male terminal needs to be pulled out, and the first inward-folding block 41 and the second inward-folding block 51 can be unlocked only by pressing the elastic sheet down through the pressing part 121 to enable the first inward-folding block and the second inward-folding block to exit from the notch 122, so that the male terminal is easily pulled out, and the use is relatively simple and convenient.

Referring to fig. 1, 2, 3 and 4, in the present embodiment, the rear end of the female terminal 20 is further provided with a guide plate 7 for guiding the inserting portion 1 of the male terminal 10 to be inserted into the slot 201, the guide plate 7 is respectively disposed on the left and right sides of the rear end of the slot 201, and the left and right guide plates 7 form an outward-expanding trumpet shape. This structure can further optimize the male terminal and insert the equipment performance, and in this embodiment, deflector 7 about is successively extended the structure by left side board 4 and right side board 5 respectively, and an organic whole structure makes things convenient for the preparation, and the structurality is good.

The contact main body and the elastic sheet are arranged on the plug-in part of the male terminal, the female terminal is provided with a slot which is formed by enclosing a bottom plate, a left side plate, a right side plate and a top plate, the slot is matched with the plug-in part of the male terminal for plug-in connection, and the contact relation between the contact main body and the inner wall of the slot is enhanced through the stress of the elastic sheet in the slot; the male terminal and the female terminal are ensured to be in close contact, a larger contact area is obtained, and the conductive capacity is stronger. Meanwhile, the female terminal is also provided with a stopping part for limiting the insertion depth of the insertion part, so that the insertion depth of the male terminal can be easily determined, the positioning effect is realized, and the male terminal is prevented from being inserted too deeply; and the female terminal is also provided with a clamping part for limiting the insertion and retraction of the insertion part, so that better anti-retraction clamping is realized, the loosening is avoided, and the service performance is improved. The utility model has simple and reasonable structure, convenient manufacture and convenient splicing and use, increases the contact points of the matched terminals to increase the current-carrying capacity and improve the service life of the product.

While the preferred embodiments of the utility model have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model.

Claims

1. Public female terminal to inserting, including public terminal (10) and female terminal (20), its characterized in that:

the male terminal (10) is provided with a plug-in part (1) at the front end and a riveting part (2) at the rear end, the plug-in part (1) is provided with a contact main body (11) and an elastic sheet (12), and the elastic sheet (12) is provided with a pressing part (121) so as to operate the elastic sheet;

the female terminal (20) is provided with a slot (201) formed by enclosing a bottom plate (3), a left side plate (4), a right side plate (5) and a top plate (6), the slot (201) is matched with the insertion part (1) of the male terminal (10) for insertion connection, and the contact relation between the contact main body (11) and the inner wall of the slot (201) is enhanced through the stress of the elastic sheet (12) in the slot (201); the female terminal (20) is also provided with a stop part for limiting the insertion depth of the insertion part (1) and a clamping part for limiting the insertion and retraction of the insertion part (1).

2. The male-female opposite-insertion terminal of claim 1, wherein: the elastic sheet (12) is obtained by folding back and extending from the front end of the contact main body (11), the elastic sheet (12) is positioned on the upper side of the contact main body (11) and forms an included angle with the contact main body (11), the included angle is an acute angle, and the pressing part (121) is arranged at the tail end of the elastic sheet (12) folded back and extended.

3. The male-female opposite-inserting terminal according to claim 1 or 2, characterized in that: the contact main body (11) comprises a flat contact plate (111) and a surrounding edge (112) which is turned upwards from the side edge of the contact plate (111), the surrounding edge (112) is in contact connection with the inner side wall of the slot (201), and the orthographic projection of the elastic sheet (12) falls on the contact plate (111).

4. The male-female opposite-inserting terminal of claim 1, wherein: the stopping part is a convex block (61) which protrudes downwards from the top plate (6), and a concave groove (13) matched with the supporting top of the stopping part is arranged on the inserting part (1) of the male terminal (10).

5. The male-female opposite-inserting terminal of claim 1, wherein: the clamping part is a first inward-folded block (41) which is bent inwards on the upper side edge of the left side plate (4) and a second inward-folded block (51) which is bent inwards on the upper side edge of the right side plate (5), the left side and the right side of the first inward-folded block (41) and the second inward-folded block (51) are oppositely arranged and are close to the rear end of the slot (201), the elastic sheet (12) is provided with two notches (122) which are opposite to each other, and the two notches (122) are respectively matched with the first inward-folded block (41) and the second inward-folded block (51) in a clamping manner under the elastic force of the elastic sheet (12).

6. The male-female opposite-insertion terminal of claim 1, wherein: the rear end of the female terminal (20) is also provided with a guide plate (7) for guiding the plug-in part (1) of the male terminal (10) to be inserted into the slot (201), the guide plate (7) is respectively arranged on the left side and the right side of the rear end of the slot (201), and the left guide plate and the right guide plate (7) form an outwards-expanding horn shape.