Large-current connector

Abstract

The utility model discloses a heavy current connector comprising a male end connector and a female end connector, the male end connector is provided with two first anodes and two first cathodes, the female end connector is provided with two second anodes and two second cathodes, and the male end connector and the female end connector share four groups of power supply Pin positions. And each group of power supply Pin positions are provided with 10 conduction contact points. In order to adapt to different power requirements, the male end connector and the female end connector share four groups of power supply Pin positions, each group of power supply Pin position contact area is provided with 10 conduction contact points, and the contact points are designed to have a height difference of 1.0 mm; due to the structural design of a plurality of contact points, the contact impedance is greatly reduced, so that higher current-carrying density can be better obtained; when the 1.0 mm height structure of the contact point is used for matching a male end connector and a female end connector, the contact point realizes successive contact time difference, so that the insertion force during matching of the male end connector and the female end connector is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a high-current connector. Background Art

[0002] When current and signals are transmitted, the conductors are connected by positive-positive and negative-negative poles to achieve current conduction, and then realize power supply, energy and signal transmission supply. Current products have strict requirements on the shape and size of connectors, requiring smaller size space to obtain greater current density. This application aims to provide a high-current connector that can obtain higher current and has blind plug-in function in the case of effective space (size). Utility Model Content

[0003] The purpose of the utility model is to overcome the shortcomings of the prior art and provide a high current connector.

[0004] The purpose of the utility model is achieved through the following technical solutions: a high-current connector, including a male connector and a female connector, the male connector is provided with two first positive poles and two first negative poles, the female connector is provided with two second positive poles and two second negative poles, the male connector and the female connector share four groups of power pins, and each group of power pins is provided with 10 conduction contact points.

[0005] Preferably, the female connector is provided with a first guide pin, and the male connector is provided with a first guide groove, and the first guide pin can be inserted into the first guide groove.

[0006] Preferably, the female connector comprises a first fixing plate, the first guide pin is fixed on the first fixing plate by a fastening screw, and 5 groups of signal pins are arranged on the first fixing plate in parallel to each other to form 25 signal contact negative poles on the first fixing plate (2a).

[0007] Preferably, two first positive electrodes are arranged on the left side of the male connector, two first negative electrodes are arranged on the right side of the male connector, two second positive electrodes are arranged on the left side of the female connector, and two second negative electrodes are arranged on the right side of the female connector.

[0008] Preferably, the male connector comprises a second fixing plate, and the two first positive electrodes and the two first negative electrodes are arranged on the second fixing plate in a manner of being side by side with each other.

[0009] Preferably, a second guide pin is provided on the first fixing plate corresponding to the female connector body, and a second guide groove is provided on the second fixing plate corresponding to the male connector body, and the second guide pin can be inserted into the second guide groove.

[0010] Preferably, the lengths of the pins of the first positive electrode and the first negative electrode are different from each other.

[0011] The utility model has the following advantages:

[0012] (1) This application relates to a new type of board-to-board high-current connector structure, which is used in the fields of servers, power supply motherboard current supply, etc. This application designs metal guide pins and holes on the left and right sides of the connector. When the connector is plugged in or out, the metal guide pins are first positioned and guided. The metal guide pins are crimped with the power supply motherboard holes through the linear ribs of the positioning column at the rear, and then tightened with screws and nuts after crimping. The connector can adapt to blind plugging and unplugging. The male connector is fixed to the mother power supply motherboard by welding, and the female connector is fixed to the sub-power supply motherboard by welding. The metal guide pin holes are used for positioning and guiding, so that plugging and unplugging can achieve current transmission on and off, so that the host can obtain power and signal transmission.

[0013] (2) In order to adapt to different power requirements, this application shares 4 groups of power pins in the male connector and the female connector. Each group of power pins has 10 conductive contact points. The multiple contact point structure design greatly reduces the contact impedance, thereby being able to better obtain a larger current density.

[0014] (3) In order to reduce the insertion force of the male and female connectors, the height of the contact point of the male connector terminal is designed to have a height difference of 1.0 mm. When inserted, the contacts will have a time difference in contact, avoiding simultaneous contact to generate a large insertion force, thereby reducing the insertion force when the male and female connectors are mated. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of the high current connector of the utility model;

[0016] In the figure, 1-male connector, 2-female connector, 3-signal module, 4-second positive pole, 4a-second negative pole, 5-first positive pole, 5b-first negative pole, 6-first guide pin, 7-first guide groove, 2a-first fixing plate, 8-signal contact negative pole, 8a-signal pin, 1a-second fixing plate, 9-second guide pin, 10-second guide groove, 11-pin. DETAILED DESCRIPTION

[0017] The utility model is further described below in conjunction with the accompanying drawings, and the protection scope of the utility model is not limited to the following:

[0018] like Figure 1As shown, the present application provides a high-current connector, including a male connector 1 and a female connector 2, wherein the male connector 1 is provided with two first positive electrodes 5 and two first negative electrodes 5a, and the female connector 2 is provided with two second positive electrodes 4 and two second negative electrodes 4a, and the male connector 1 and the female connector 2 share four groups of power pin positions, and each group of power pin positions is provided with 10 conductive contact points. Specifically, the female connector 2 includes a first fixed plate 2a, a first guide pin 6 is fixed to the first fixed plate 2a by a fastening screw, and five groups of signal modules 8a are arranged on the first fixed plate 2a in a manner parallel to each other to form 25 signal contact negative electrodes 8 on the first fixed plate 2a. The male connector 1 includes a second fixed plate 1a, and five groups of signal modules 3 are arranged on the second fixed plate 1a in a manner parallel to each other to form 25 signal contact positive electrodes.

[0019] Preferably, a first guide pin 6 is provided on the female connector 2, and a first guide groove 7 is provided on the male connector 1, and the first guide pin 6 can be inserted into the first guide groove 7. A second guide pin 9 is provided on the first fixing plate 2a corresponding to the female connector body, and a second guide groove 10 is provided on the second fixing plate 1a corresponding to the male connector body, and the second guide pin 9 can be inserted into the second guide groove 10. The guiding and fixing of the first guide pin and the second guide groove can better realize the guidance of the plugging and unplugging process of the female connector 2, thereby better realizing blind plugging and unplugging. The second guide pin and the second guide groove can form an anti-fool structure, thereby preventing misplugging. It is understandable that as the application scenarios of the product increase, a locking feedback touch can be provided in the first guide groove. Ensure that it is inserted in place to improve the working reliability of the entire connector system.

[0020] Preferably, in order to ensure blind plugging and unplugging, a two-level guide is designed when assembling the male and female connectors. The first-level guide is to accurately position the plugging and unplugging direction after the first guide pin is inserted into the first guide groove by 3.50mm; the second-level guide is: the second guide pin and the second guide groove are designed with a guide angle of C0.60*0.80mm. Through this two-level guide, the male and female connectors can be plugged and unplugged smoothly.

[0021] Preferably, two groups of power supply pins (positive poles) are arranged on the right side of the male and female connectors, and another two groups of power supply pins (negative poles) are arranged on the left side. That is, two first positive poles 5 are arranged on the left side of the male connector 1, two first negative poles 5a are arranged on the right side of the male connector 1, two second positive poles 4 are arranged on the left side of the female connector 2, and two second negative poles 4a are arranged on the right side of the female connector 2.

[0022] Preferably, the lengths of the pins 11 of the first positive electrode 5 and the pins 11 of the first negative electrode 5a are different from each other. For example, the pins 11 can be designed to have a height difference of 1.0 mm, so that the contacts have a time difference in contact during insertion to avoid simultaneous contact and generate a large insertion force.

[0023] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A high current connector, characterized in that: The invention comprises a male connector (1) and a female connector (2), wherein the male connector (1) is provided with two first positive electrodes (5) and two first negative electrodes (5a), and the female connector (2) is provided with two second positive electrodes (4) and two second negative electrodes (4a), and the male connector (1) and the female connector (2) share four groups of power supply pin positions, and each group of power supply pin positions is provided with 10 conduction contact points.

2. The high current connector according to claim 1, characterized in that: The female connector (2) is provided with a first guide pin (6), and the male connector (1) is provided with a first guide groove (7), and the first guide pin (6) can be inserted into the first guide groove (7).

3. The high current connector according to claim 2, characterized in that: The female connector (2) comprises a first fixing plate (2a), the first guide pin (6) being fixed on the first fixing plate (2a) by means of a fastening screw, and five groups of signal pins (8a) being arranged on the first fixing plate (2a) in parallel with each other to form 25 signal contact negative poles (8) on the first fixing plate (2a).

4. The high current connector according to claim 3, characterized in that: Two first positive electrodes (5) are arranged on the left side of the male connector (1), two first negative electrodes (5a) are arranged on the right side of the male connector (1), two second positive electrodes (4) are arranged on the left side of the female connector (2), and two second negative electrodes (4a) are arranged on the right side of the female connector (2).

5. The high current connector according to claim 3, characterized in that: The male end connector (1) comprises a second fixing plate (1a), and two first positive electrodes (5) and two first negative electrodes (5a) are arranged on the second fixing plate (1a) in a manner parallel to each other.

6. The high current connector according to claim 5, characterized in that: A second guide pin (9) is provided on a first fixing plate (2a) corresponding to the female connector body, and a second guide groove (10) is provided on a second fixing plate (1a) corresponding to the male connector body, wherein the second guide pin (9) can be inserted into the second guide groove (10).

7. The high current connector according to claim 5, characterized in that: The lengths of the pins (11) of the first positive electrode (5) and the pins (11) of the first negative electrode (5a) are different from each other.

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