CN221305059U - Rectangular connector terminal positioning structure - Google Patents

Abstract

The utility model relates to a connector technology and discloses a rectangular connector terminal positioning structure, which comprises a terminal group arranged on an insulator, wherein the insulator is rectangular and comprises an upper row of mounting holes and a lower row of mounting holes, each mounting hole is formed into a rough hole and a fine hole through a sinking surface, the rough hole penetrates through the rear surface of the insulator, the fine hole penetrates through the front surface of the insulator, the terminal group comprises a bent pin terminal and a vertical pin terminal, the bent pin terminal is provided with a connecting and inserting part which is the same as the vertical pin terminal, the connecting and inserting part comprises a fixing part and a contact part, the periphery of the connecting and inserting part close to the fixing part forms a cone part, the hard interference fine hole of the cone part forms an anti-withdrawal part of an adaptive cone part, the periphery of the fixing part is expanded backwards to form a cone body, the hard interference rough hole of the cone body, the front end surface of the fixing part and the contact part form a step surface, and the step surface is abutted against the sinking surface. Through the technical scheme, the technical problem that the terminal shakes at the connector is solved, and the effects of improving quality and prolonging service life of products are achieved.

Description

Rectangular connector terminal positioning structure

Technical Field

The present invention relates to connector technology, and more particularly, to a rectangular connector terminal positioning structure.

Background

In the prior art, a terminal of a rectangular connector is usually fixed at a single clamping point where a protruding thorn is arranged at a terminal fixing part to interfere with a terminal hole, and when the fixing form is frequently used, the terminal is loose and unstable in shaking.

Disclosure of Invention

The invention aims to overcome the defects of the prior art, and provides a rectangular connector terminal positioning structure which is used for solving the technical problem that a terminal group shakes in a connector

In order to solve the technical problems, the invention adopts the following technical scheme:

The utility model discloses a rectangular connector terminal location structure, including disposing in the terminal group of insulator, the insulator is the cuboid and includes two rows of mounting holes about, each mounting hole passes through heavy face formation coarse pore and pore, the coarse pore runs through behind the insulator, the pore runs through in front of the insulator, the terminal group includes bent foot terminal and perpendicular foot terminal, bent foot terminal has the same portion of inserting with perpendicular foot terminal, the portion of inserting includes fixed part and contact part, the portion of inserting periphery that is close to the fixed part forms the cone, the pore wall that the cone hard interference pore made the pore forms the anti-withdrawal portion of adaptation cone, the peripheral back expansion of fixed part forms the cone, the cone hard interference coarse pore, the terminal surface forms the step with the contact part before the fixed part, step butt heavy face.

In this embodiment, it is preferable that: further comprises a metal shell with a receiving cavity for the insulator.

In this embodiment, it is preferable that: the outer diameter of the fixing part is larger than that of the contact part and the length of the fixing part is smaller than that of the contact part.

In this embodiment, it is preferable that: the cone portion and the anti-withdrawal portion form a first clamping position, the cone body is hard-interfered with the rough hole and forms a second clamping position, and the first clamping position and the second clamping position enable the plug-in connection portion to be stable to the mounting hole.

By adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:

The first clamping position is formed through the cone part and the anti-withdrawal part, the second clamping position is formed through the cone hard interference rough hole, the first clamping position and the second clamping position enable the plug-in part to be more stable in the mounting hole, the problem that the terminal shakes when single clamping position is interfered is avoided, and therefore the product yield can be improved, and the service life of the product can be prolonged.

Drawings

The above features, technical features, advantages and implementation of the present invention will be further described in the following description of preferred embodiments with reference to the accompanying drawings in a clear and easily understood manner.

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

FIG. 2 is a cross-sectional view of the present embodiment;

FIG. 3 is an enlarged schematic view of circle F1 of FIG. 1;

fig. 4 is an enlarged schematic view in the F2 circle in fig. 2.

Detailed Description

In the following description, for purposes of explanation and not limitation, specific details are set forth such as the particular system architecture, techniques, etc., in order to provide a thorough understanding of the embodiments of the present application. It will be apparent, however, to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.

It should be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

For the sake of simplicity of the drawing, the parts relevant to the present invention are shown only schematically in the figures, which do not represent the actual structure thereof as a product. Additionally, in order to simplify the drawing for ease of understanding, components having the same structure or function in some of the drawings are shown schematically with only one of them, or only one of them is labeled. Herein, "a" means not only "only this one" but also "more than one" case.

It should be further understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

In the embodiment shown in the drawings, indications of orientation (such as up, down, left, right, front and rear) are used to explain the structure and movement of the various components of the invention are not absolute but relative. These descriptions are appropriate when the components are in the positions shown in the drawings. If the description of the location of these components changes, then the indication of these directions changes accordingly.

In addition, in the description of the present application, the terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will explain the specific embodiments of the present invention with reference to the accompanying drawings. It is evident that the drawings in the following description are only examples of the invention, from which other drawings and other embodiments can be obtained by a person skilled in the art without inventive effort.

In one embodiment, as shown in fig. 1 to 4, a rectangular connector terminal positioning structure is disclosed, comprising an insulator 10 disposed in a metal shell 30 and a terminal group 20 disposed in the insulator, wherein:

The insulator 10 is a rectangular body compression molded and includes two rows of mounting holes 11 arranged up and down, each of which is formed with a rough hole 112 and a fine hole 113 through a sinking surface 111, wherein: the rough holes penetrate through the rear surface of the insulator, the fine holes penetrate through the front surface of the insulator, and the anti-back parts 1121 are formed on the walls of the fine holes close to the rough holes (by the hard interference of the terminal cone parts with the rough holes);

terminal set 20 includes bent leg terminals 21 and vertical leg terminals 22, wherein:

The bent pin terminals 21 are disposed in the lower row of mounting holes and include a socket portion 211 and bent pins 212. In this example, the connector 211 includes a fixing portion 2111 and a contact portion 2112 at a front section of the fixing portion, and a taper portion 2114 (as shown in fig. 4) of an interference anti-back portion is formed at an outer periphery of the connector adjacent to the fixing portion, the taper portion forming a first locking position in the mounting hole of the connector, the first locking position preventing the bent pin terminal 21 provided in the mounting hole from being naturally pulled back; in this example, the outer diameter of the fixing portion is larger than the outer diameter of the contact portion and the length thereof is smaller than the length thereof, and the step surface 2113 of the abutment surface 111 is formed at the position where the fixing portion is connected to the contact portion, so as to prevent the contact portion from going deep forward in the mounting hole. In this example, the periphery of the fixing portion is extended backwards to form a cone 2115 and a cone hard interference rough hole 112, so that the plug-in portion forms a second clamping position in the mounting hole, and the plug-in portion 211 is fixed in the mounting hole through two-point positioning of the first clamping position interference fine hole and the second clamping position interference rough hole; the bent leg 212 includes a connection section 2121 connected to the fixing portion, an upright section 2122, and an arc section 2123 connected between the connection section and the upright section, and when the bent leg terminal 21 is disposed in the lower row of mounting holes 11, the arc section extends upward and thus expands the height of the upright section, thereby ensuring that the height of the upright section exceeds the upper horizontal height of the connection section so that the upright section is adapted to the fixing plate 40;

The vertical leg terminal 22 is disposed in the upper row of mounting holes and includes a socket 221 and a vertical leg 222. In this example, the plugging portion 221 has the same structure as the pin terminal plugging portion 211, and includes a fixing portion 2211 and a contact portion 2212 at a front section of the fixing portion, a taper portion 2214 (as shown in fig. 4) of an interference anti-back portion is formed at an outer periphery of the plugging portion near the fixing portion, the taper portion forms a third clamping position in the mounting hole of the plugging portion, and the third clamping position prevents the vertical pin terminal 22 disposed in the mounting hole from being naturally pulled back; in this example, the outer diameter of the fixing portion is larger than the outer diameter of the contact portion and the length thereof is smaller than the length thereof, and the step surface 2213 of the abutment surface 111 is formed at the position where the fixing portion is connected to the contact portion, so as to prevent the contact portion from going deep forward in the mounting hole. In this example, the periphery of the fixing portion is extended backwards to form a cone 2215, and the cone is hard-interfered with the rough hole 112, so that the plug-in portion forms a fourth clamping position in the mounting hole, and the plug-in portion 22 is fixed to the mounting hole through two positioning points of the third clamping position interference fine hole and the fourth clamping position interference rough hole; the vertical leg 222 includes a connection section 2221 and a vertical section 2222 opposite the connection section, the connection section is connected between the fixing portion and the vertical section, the vertical section is spaced from the vertical section to be adapted to the fixing plate 40, and the free end surface is horizontal to the free end surface of the vertical section.

In one embodiment, as shown in fig. 1-3, the fixing plate 40 includes a U-shaped slot 43 for the upright section 2122 of the pin terminal and a pin hole 42 for the vertical section of the pin terminal, and further includes a frangible slot 44 for dividing the fixing plate 40 into a plurality of segment pieces 41, each segment piece having a U-shaped slot 43 opening forward and a pin hole 42 on the same axis. In this example, the pin holes 42 are provided with a plane 421, and the vertical sections Yu Chajiao are assembled with the plane 421 in an interference manner, so that the segments or the fixing plates 40 do not fall off naturally when the terminal group is configured, wherein: the U-shaped slot 43 is bifurcated into an upstanding section and the vertical section is inserted into the pin hole.

In the foregoing embodiments, the descriptions of the embodiments are focused on, and the parts of a certain embodiment that are not described or depicted in detail may be referred to in the related descriptions of other embodiments.

It should be noted that the above embodiments can be freely combined as needed. The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.

Claims (4)

1. The utility model provides a rectangular connector terminal location structure, is including disposing in the terminal group of insulator, and the insulator is the cuboid and includes two rows of mounting holes about, and each mounting hole passes through the heavy face and forms coarse hole and pore, its characterized in that: the rough holes penetrate through the back of the insulator, the fine holes penetrate through the front of the insulator, the terminal group comprises a bent pin terminal and a vertical pin terminal, the bent pin terminal is provided with a splicing part which is identical to the vertical pin terminal, the splicing part comprises a fixing part and a contact part, a cone part is formed on the periphery of the splicing part close to the fixing part, the hole wall of the fine holes is formed into an anti-withdrawal part which is matched with the cone part by the aid of the hard interference fine holes of the cone part, the periphery of the fixing part is expanded backwards to form a cone, the cone is hard to interfere with the rough holes, the front end face of the fixing part and the contact part form a step surface, and the step surface is abutted to the sinking surface.

2. The rectangular connector terminal positioning structure according to claim 1, wherein: further comprises a metal shell with a receiving cavity for the insulator.

3. The rectangular connector terminal positioning structure according to claim 2, wherein: the outer diameter of the fixing part is larger than that of the contact part and the length of the fixing part is smaller than that of the contact part.

4. The rectangular connector terminal positioning structure according to claim 3, wherein: the cone portion and the anti-withdrawal portion form a first clamping position, the cone body is hard-interfered with the rough hole and forms a second clamping position, and the first clamping position and the second clamping position enable the plug-in connection portion to be stable to the mounting hole.