CN117254304A

CN117254304A - Direct-female power connector

Info

Publication number: CN117254304A
Application number: CN202311543984.3A
Authority: CN
Inventors: 王从辉; 王从中; 张宏图; 宋平; 艾楚俊
Original assignee: Shenzhen Direction Electronics Co ltd
Current assignee: Shenzhen Direction Electronics Co ltd
Priority date: 2023-11-20
Filing date: 2023-11-20
Publication date: 2023-12-19
Anticipated expiration: 2043-11-20
Also published as: CN117254304B

Abstract

The invention discloses a direct-female power connector, which comprises a power terminal, a plastic main body and an upper cover, wherein the plastic main body is arranged on the power terminal; the plastic hook comprises a plastic body, a hook plate and a contact plate penetrating into the plastic body, wherein the upper cover is fixedly connected with a connecting plate, and the end part of the hook plate and the connecting plate are mutually matched in an L shape; the hanging component is used for enabling the hook to rotate and move downwards when the contact plate is extruded, so that the hook is fixed with the connecting plate in a hanging way; the upper cover is propped against the contact plate, and the self-rotating ring rotates at the original position in the plastic main body through the matching of the sliding groove and the sliding rod, so that the hook plate is driven to rotate, meanwhile, the arc-shaped block is driven to do circular motion, the arc-shaped block contacts with the movable plate, and under the reaction of the arc-shaped block, the hook plate which is driven to do rotational motion moves downwards, so that the hook plate is hung with the connecting plate, the tight propping between the lower cover and the plastic main body is ensured, and the tightness is ensured.

Description

Direct-female power connector

Technical Field

The invention relates to the technical field of a direct female power connector, in particular to a direct female power connector.

Background

The straight female power connector comprises an insulating body and a plurality of terminals, wherein the insulating body is provided with a plurality of accommodating grooves which accommodate the terminals, the insulating body is further provided with at least one tongue piece which isolates the terminals, the terminals are respectively provided with a barb, the terminals are respectively provided with a plurality of contact parts which are respectively outwards extended from the first sides of the barbs, and a plurality of wires are fixed on the second sides of the barbs; through the structure, the barb of the terminal is embedded in the insulating body, the terminal is easy to assemble, only the insulating body is needed to be pushed in, and the effects of short circuit and the like between the terminals are avoided.

The existing straight female power connector generally comprises a power terminal, a connecting piece, an upper cover and a plastic main body, wherein the power terminal is assembled into a terminal assembly through the connecting piece, then is assembled with the plastic main body, finally is fixed through being inserted into the upper cover, the upper cover is in abutting press fit with the rubber terminal, the abutting press of the upper cover and the rubber terminal is reduced along with the reasons of the using times and the duration, and the tightness of abutting press is affected.

For this purpose, we propose a straight female power connector.

Disclosure of Invention

The present invention is directed to a direct-female power connector, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: a female power connector comprising: the power supply terminals are riveted by rivets, one end of each power supply terminal is in plug-in fit with a plastic main body, and the other end of each power supply terminal is in plug-in fit with an upper cover which is in press fit with the plastic main body; characterized by further comprising: the upper cover is fixedly connected with a connecting plate; the hanging assembly is used for enabling the hook to rotate and move downwards when the contact plate is extruded, so that the hook is fixed with the connecting plate in a hanging mode; and the matching component is used for matching the hook plate to rotate and increasing the rotation amplitude of the hook plate.

Preferably, the hooking component comprises a self-rotating ring and a sliding frame, wherein the self-rotating ring and the sliding frame penetrate through the plastic main body and rotate in the plastic main body, a self-rotating column is connected to the self-rotating ring in a rotating mode, the hooking plate penetrates through the self-rotating column, a sliding rod in sliding fit with the sliding block is arranged at the end portion of the hooking plate, and the sliding frame is in inclined distribution.

Preferably, the hooking component further comprises a movable plate in abutting press fit with the inner wall of the autorotation ring, a fixed rod is fixedly connected in the plastic main body, a movable groove in movable fit with the fixed rod is formed in the movable plate, a first pressure spring is in hooking fit with the fixed rod, the movable plate is fixedly connected with the sliding frame, and an arc block in abutting press fit with the movable plate is fixedly connected with the inner wall of the autorotation ring.

Preferably, the fixed rod is fixedly connected with two limiting plates which are in sliding fit with the movable plate, so that the movable plate is ensured to be inactive in the horizontal direction.

Preferably, the matching component comprises an L-shaped plate fixedly connected with the hook plate, the L-shaped plate is fixedly connected with the sliding rod, a sliding groove is formed in the contact plate, a sliding rod fixedly connected with the autorotation ring is in sliding fit in the sliding groove, and a second pressure spring is in hanging fit between the plastic main body and the contact plate.

Preferably, the end part of the hook plate and the connecting plate are mutually matched L-shaped, so that the hook plate is convenient to plug.

Preferably, the opposite plug end of the plastic main body is electrically connected with the busbar, and the power terminal is in an O-shaped design.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the upper cover is abutted against the contact plate, and the self-rotating ring rotates at the original position in the plastic main body through the matching of the sliding groove and the sliding rod, so that the hook plate is driven to rotate, meanwhile, the arc-shaped block is driven to do circular motion, the arc-shaped block contacts with the movable plate, and under the reaction of the arc-shaped block, the hook plate doing rotary motion is driven to move downwards, so that the hook plate is connected with the connecting plate in a hanging way, the tight abutment between the lower cover and the plastic main body is ensured, and the tightness is ensured.

2. When the hook plate rotates circumferentially along with the self-rotating ring and the self-rotating column, when the arc-shaped block does not contact the movable plate, the inclined sliding frame is unchanged in position, the sliding rod on the L-shaped plate slides downwards on the sliding frame, the sliding rod slides to the lower position of the sliding frame, so that the hook plate rotates relative to the self-rotating ring, the self-rotating column rotates relative to the self-rotating ring, the rotating angle of the hook plate is increased, the contact plate moves a small distance, the 180-degree rotation of the hook plate is completed, and the contact plate is connected with the connecting plate in a hanging mode, and the length of the contact plate extending out of the plastic body is shorter.

3. When the arc-shaped block contacts the movable plate, the sliding frame moves downwards to further drive the sliding rod to further increase the rotation range of the hook plate, so that the hook plate can be conveniently and rapidly rotated to contact the connecting plate, and the hooking is completed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic diagram illustrating the overall structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure in the area A of FIG. 1;

FIG. 5 is a schematic cross-sectional view of the structure of FIG. 1 in the area A;

FIG. 6 is a schematic diagram of the structure of FIG. 5 in a disassembled state;

FIG. 7 is a schematic view of the connection structure of the self-rotating ring of FIG. 6;

FIG. 8 is a schematic diagram illustrating the structure of FIG. 7 in a disassembled state;

fig. 9 is an enlarged view of the inner race structure of the spinning ring of fig. 8.

In the figure: 1-a power supply terminal; 2-a plastic body; 3-an upper cover; 4-hooking plate; 5-contact plate; 6, connecting a plate; 7-a hitching assembly; 8-self-rotating ring; 9-a sliding frame; 10-self-rotating column; 11-a slide bar; 12-a movable plate; 13-a fixed rod; 14-a movable groove; 15-a first compression spring; 16-arc blocks; 17-limiting plates; 18-a mating assembly; a 19-L-shaped plate; 20-a sliding groove; 21-a sliding rod; 22-a second compression spring.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-6, a female power connector in the drawings includes a plurality of power terminals 1 riveted by rivets, wherein one end of the power terminal 1 is inserted and matched with a plastic main body 2, and the other end of the power terminal 1 is inserted and matched with an upper cover 3 in press fit with the plastic main body 2; the plastic cover also comprises a hook plate 4 and a contact plate 5 penetrating into the plastic body 2, wherein the upper cover 3 is fixedly connected with a connecting plate 6, and the end part of the hook plate 4 and the connecting plate 6 are mutually matched in an L shape; the hanging component 7 is used for enabling the hook to rotate and move downwards when the hanging component 7 is used for pressing the contact plate 5 so as to be hung and fixed with the connecting plate 6; the matching component 18, the matching component 18 is used for matching the rotation of the hook plate 4 and increasing the rotation amplitude of the hook plate 4.

Referring to fig. 9, the hooking component 7 in the drawing includes a self-rotating ring 8 penetrating through the plastic body 2 and rotating in the plastic body 2, and a sliding frame 9, wherein the self-rotating ring 8 is rotatably connected with a self-rotating column 10, the hooking plate 4 penetrates through the self-rotating column 10, a sliding rod 11 slidably engaged with the sliding block is disposed at the end of the hooking plate 4, and the sliding frame 9 is obliquely distributed.

Referring to the figure, the hanging assembly 7 in the figure further comprises a movable plate 12 in press fit with the inner wall of the self-rotating ring 8, a fixed rod 13 is fixedly connected in the plastic main body 2, a movable groove 14 in movable fit with the fixed rod 13 is formed in the movable plate 12, a first pressure spring 15 is in hanging fit between the movable groove 14 and the fixed rod 13, the movable plate 12 is fixedly connected with the sliding frame 9, and an arc-shaped block 16 in press fit with the movable plate 12 is fixedly connected with the inner wall of the self-rotating ring 8.

Wherein, the fixed rod 13 is fixedly connected with two limiting plates 17 which are in sliding fit with the movable plate 12. Referring to fig. 6-8, the matching component 18 in the drawings includes an L-shaped plate 19 fixedly connected with the hook plate 4, the L-shaped plate 19 is fixedly connected with the slide bar 11, a sliding groove 20 is formed on the contact plate 5, a sliding rod 21 fixedly connected with the rotation ring 8 is slidably matched in the sliding groove 20, and a second pressure spring 22 is engaged between the plastic main body 2 and the contact plate 5 in a hanging manner.

In this embodiment, first, a plurality of power terminals 1 are riveted into a terminal assembly by rivets, then a plastic main body 2 is inserted into one end of the terminal assembly, and finally an upper cover 3 is inserted into the other end of the terminal assembly, and at this time, the port position of the upper cover 3 abuts against the port position of the plastic main body 2;

principle of rotation of self-swivel 8 and rotation of hook plate 4: when the upper cover 3 is propped against the plastic main body 2, the upper cover contacts the contact plate 5 and drives the contact plate 5 to move, the second pressure spring 22 is tightened and pressed, the contact plate 5 moves, the self-rotating ring 8 rotates in situ in the plastic main body 2 through the cooperation of the sliding groove 20 and the sliding rod 21, at the moment, the sliding rod 21 slides in an adaptive position in the sliding groove 20, the self-rotating ring 8 rotates to drive the self-rotating column 10 to do circular motion, and therefore the hook plate 4 is driven to rotate;

principle of downward movement of the rotating hook plate 4: the self-rotating ring 8 rotates to drive the arc-shaped block 16 to do circular motion, the arc-shaped block 16 contacts the movable plate 12, the movable plate 12 moves downwards under the reaction of the arc-shaped block 16, the first pressure spring 15 is tightened and pressed, so that the hook plate 4 doing rotational motion is driven to move downwards, and is connected with the connecting plate 6 in a hanging way, the tight abutting and pressing between the lower cover and the plastic main body 2 are ensured, and the tightness is ensured;

principle of large-amplitude rotation of the hook plate 4: when the hook plate 4 rotates along with the self-rotating ring 8 and the self-rotating column 10 in a circumferential manner, when the arc-shaped block 16 does not contact the movable plate 12, the inclined sliding frame 9 is unchanged in position, the sliding rod 11 on the L-shaped plate 19 slides downwards on the sliding frame 9, and the sliding rod 11 slides to the lower position of the sliding frame 9, so that the hook plate 4 rotates relative to the self-rotating ring 8, and the self-rotating column 10 rotates relative to the self-rotating ring 8;

when the arc-shaped block 16 contacts the movable plate 12, the sliding frame 9 moves downwards to further drive the sliding rod 11 to move downwards, so that the rotation amplitude of the hook plate 4 is further increased (the position of the turning point of the hook plate 4 is changed), the hook plate 4 can be conveniently and rapidly rotated to contact the connecting plate 6, and the hooking is completed;

the opposite plug end of the plastic main body 2 is electrically connected with the busbar, so that the advantages of high current carrying, high power, high reliability and the like can be realized, and the power terminal 1 is in an O-shaped design, so that the tolerance fit of male and female plug-in is met;

the upper power terminal 1 and the lower power terminal 1 are symmetrical parts, the riveting 3PCS rivets are fixed, a terminal assembly is formed after the fixing is finished, the terminal assembly is assembled into the plastic main body 2, and the upper cover 3 is covered;

according to the structure, through-flow with the contact spring plate reaches 170A through four welding legs of the terminal, and upper and lower tolerance is reserved for the plug, so that the problems of up and down shaking, disconnection and the like during use are prevented, the stability of current carrying capacity is high, and the installation operation is simple and efficient.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A female power connector comprising:

the power supply terminal comprises a plurality of power supply terminals (1) riveted by rivets, wherein one end of each power supply terminal (1) is in plug-in fit with a plastic main body (2), and the other end of each power supply terminal (1) is in plug-in fit with an upper cover (3) in butt-press fit with the plastic main body (2);

characterized by further comprising:

the plastic cover comprises a hook plate (4) and a contact plate (5) penetrating into the plastic main body (2), wherein a connecting plate (6) is fixedly connected to the upper cover (3);

the hanging assembly (7) is used for enabling the hook to rotate and move downwards to be hung and fixed with the connecting plate (6) when the contact plate (5) is extruded by the hanging assembly (7);

and the matching component (18) is used for matching the rotation of the hook plate (4) and increasing the rotation amplitude of the hook plate (4).

2. A female power connector as claimed in claim 1 wherein: the utility model provides a plastic body, link subassembly (7) including wearing out plastic body (2) and in autorotation's autorotation ring (8) and slip frame (9) in plastic body (2), rotate on autorotation ring (8) and be connected with autorotation post (10), link plate (4) run through from rotating post (10), link plate (4) tip be equipped with sliding block sliding fit's slide bar (11), slip frame (9) are slope distribution.

3. A female power connector as claimed in claim 2 wherein: the utility model discloses a self-rotating ring (8) is characterized in that the hooking component (7) also comprises a movable plate (12) which is in butt press fit with the inner wall of the self-rotating ring (8), a fixed rod (13) is fixedly connected in the plastic main body (2), a movable groove (14) which is in movable fit with the fixed rod (13) is formed in the movable plate (12), a first pressure spring (15) is in butt fit with the fixed rod (13) through the movable groove (14), the movable plate (12) is fixedly connected with the sliding frame (9), and an arc-shaped block (16) which is in butt press fit with the movable plate (12) is fixedly connected with the inner wall of the self-rotating ring (8).

4. A female power connector as claimed in claim 3 wherein: two limiting plates (17) which are in sliding fit with the movable plates (12) are fixedly connected to the fixed rods (13).

5. The female power connector of claim 4, wherein: the cooperation subassembly (18) include with the L shaped plate (19) that link to be fixed of coupler plate (4), L shaped plate (19) with slide bar (11) are connected fixedly, set up sliding tray (20) on contact plate (5), sliding tray (20) sliding fit have with rotation ring (8) are connected fixed slide bar (21), plastic main part (2) with connect between contact plate (5) and connect and cooperate second pressure spring (22).

6. A female power connector as claimed in claim 1 wherein: the end part of the hook plate (4) and the connecting plate (6) are mutually matched in an L shape.

7. A female power connector as claimed in claim 1 wherein: the opposite inserting end of the plastic main body (2) is electrically connected with the busbar.

8. A female power connector as claimed in claim 1 wherein: the power terminal (1) is of an O-shaped design.