CN218569299U

CN218569299U - Prevent that continuous tin prevents that short circuit exempts from to press row mother

Info

Publication number: CN218569299U
Application number: CN202223124539.7U
Authority: CN
Inventors: 蔡文强; 游川
Original assignee: Shenzhen Suolin Electronics Technology Co ltd
Current assignee: Shenzhen Suolin Electronics Technology Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-03-03
Anticipated expiration: 2032-11-17

Abstract

The utility model discloses a prevent that continuous tin prevents that short circuit exempts from to press row mother, including row female casing and PIN needle, be equipped with the mounting hole that a plurality of is used for installing the PIN needle in row female casing, the lateral wall of PIN needle is equipped with the cardboard, the lateral wall of row female casing is just being equipped with the draw-in groove to mounting hole department, and the cardboard joint is in the draw-in groove, row female casing bottom is located to be equipped with between two adjacent PIN needles and prevents continuous tin jube, row female casing lateral wall is close to and prevents that continuous tin jube department is equipped with the reflow soldering inlet port, this prevent that continuous tin prevents that the short circuit exempts from to press row mother, increase the reflow soldering inlet port to row female casing side, increase the plastic between the PIN needle and prevent that continuous tin jube from the product short circuit even running on the tin yet, automatic PIN machine directly targets in place one step, insert PIN needle targets in place, the buckle formula, need not the secondary riveting.

Description

Prevent that continuous tin prevents that short circuit exempts from to press row mother

Technical Field

The utility model relates to a connector field especially relates to a prevent that even tin prevents that short circuit exempts from to press row mother.

Background

The bus bar is one of connectors, and the connector is widely applied to PCB (printed circuit board) circuits in electronics, electrical appliances and instruments, plays a role of a bridge at a blocked position or among isolated and non-conductive circuits in the circuits, and plays a role in current or signal transmission. The row mother board is usually matched with the row needles for use to form board-to-board connection; or the wire harness terminal is matched with an electronic wire harness terminal for use to form board-to-wire connection.

Set up 180 degrees row of O type terminal or U type terminal at present in female, wave-soldering's structure is more single simple, can not reflow soldering, even tin when can not solving customer wave-soldering, and the terminal must automatic insertion machine put into gluey core, just can follow gluey core chucking at a terminal of riveting alone, the drawback: wave soldering cannot be passed, and tin connection cannot be prevented. Therefore, it is necessary to provide a new anti-wicking and anti-short-circuit non-pressure-discharging nut to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a leakproofness is good, protects stable preventing that continuous tin prevents the short circuit and exempts from to press row mother.

The utility model provides a pair of prevent that continuous tin prevents that short circuit exempts from to press row mother, including arranging female casing and PIN needle, be equipped with the mounting hole that a plurality of is used for installing the PIN needle in arranging female casing, the lateral wall of PIN needle is equipped with the cardboard, the lateral wall of arranging female casing is just being equipped with the draw-in groove to mounting hole department, and the cardboard joint is in the draw-in groove, it is equipped with between two adjacent PIN needles to arrange female casing bottom and prevents continuous tin jube, it corresponds a plurality ofly to arrange female casing lateral wall PIN needle department all is equipped with the reflow soldering inlet port.

Preferably, the bottom end of the PIN needle is of a cylindrical structure or a conical structure.

Preferably, the top end of the mounting hole is integrally provided with an annular blocking part for blocking the top end of the PIN needle.

Preferably, the top end of the PIN needle is provided with a U-shaped part, and the U-shaped part is tightly attached to the side wall of the mounting hole.

Preferably, the top end of the PIN needle is provided with an elastic arm which is used for extruding the male head of the external connector.

Preferably, the elastic arms are provided with two groups, and the two groups of elastic arms are oppositely arranged on two sides of the PIN needle.

Preferably, the middle part of the annular blocking part is provided with a through hole, and the annular blocking part is provided with a chamfer.

Preferably, the row of female housings are plastic members.

Preferably, the PIN is a copper component.

Compared with the prior art, the utility model provides a prevent that even tin prevents that short circuit exempts from to press row mother to have following beneficial effect: increase the reflow soldering inlet port to arranging female casing side, increase the plastic between the PIN needle and prevent that continuous tin fence from just running on the tin and also can not cause the product short circuit, automatic PIN machine is direct targets in place one step, targets in place PIN needle insertion, and the buckle formula need not the secondary riveting.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the annular barrier of the present invention;

fig. 3 is a schematic structural diagram of the PIN of the present invention;

fig. 4 is a schematic structural view of the elastic arm of the present invention;

FIG. 5 is a schematic view of the position of the reflow soldering inlet hole of the present invention;

FIG. 6 is a schematic view of the position of the reflow inlet hole of the present invention;

fig. 7 is a schematic diagram of the prior art socket housing structure of the present invention without reflow inlet holes;

fig. 8 is a schematic view of the prior art of the present invention, wherein the prior art of the present invention has no anti-tin-connecting partition structure.

Reference numbers in the figures: 1. arranging a female shell; 11. a card slot; 12. tin connection prevention barriers; 13. reflow soldering air inlet holes; 14. mounting holes; 15. an annular barrier; 151. a through hole; 2. a PIN needle; 21. clamping a plate; 22. a U-shaped portion; 23. and a spring arm.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The following detailed description is provided to illustrate specific embodiments of the present invention.

The embodiment is as follows: referring to fig. 1-6, an embodiment of the present invention provides a continuous tin-preventing short-circuit-preventing pressing-free row female connector, including a row female housing 1, the row female housing 1 is a plastic component, the insulating property is good, and PIN 2, PIN 2 is a copper component, the wire performance is relatively good, the cost is relatively good, a plurality of mounting holes 14 for mounting PIN 2 are provided in the row female housing 1, the side wall of PIN 2 is provided with a snap-gauge 21, the side wall of the row female housing 1 is just provided with a snap-gauge 11 to the mounting hole 14, and the snap-gauge 21 is clamped in the snap-gauge 11, the bottom of the row female housing 1 is located between two adjacent PIN 2 and is provided with a continuous tin-preventing barrier 12, the side wall of the row female housing 1 corresponds to a plurality of PIN 2, and the position of the PIN 2 is provided with a reflow soldering air inlet 13.

The bottom end of the PIN 2 is of a cylindrical structure or a conical structure, and is convenient to weld on a circuit board through tin soldering. The bottom of PIN needle 2 in this embodiment is the cylinder structure, and the bottom of PIN needle 2 is provided with the chamfer, is convenient for be connected of PIN needle 2 and circuit board.

The top end integral type of mounting hole 14 is equipped with the annular portion 15 that blocks that is used for blockking the top of PIN needle 2, carries on spacingly to PIN needle 2. The top end of the PIN 2 is provided with a U-shaped part 22, and the U-shaped part 22 is tightly attached to the side wall of the mounting hole 14.

The top of PIN needle 2 is provided with bullet arm 23, and bullet arm 23 is used for extrudeing the public head of external connector, promotes the stability of preventing that continuous tin prevents that the short circuit exempts from pressing female and the public head of external connector grafting.

Preferably, the elastic arms 23 are provided with two groups, and the two groups of elastic arms 23 are oppositely arranged on two sides of the PIN needle 2. Two groups of elastic arms 23 are symmetrically arranged at the top end of the PIN needle 2, and are convenient to be connected with a male connector of an external connector. The stability of preventing that continuous tin prevents that short circuit exempts from to press female and external connector male head grafting is further promoted.

The middle of the annular blocking part 15 is provided with a through hole 151, and the annular blocking part 15 is provided with a chamfer 152 for inserting a pin connected with a male connector of an external connector.

The working principle is as follows:

PIN needle 2 in this embodiment is structure as an organic whole, and wherein PIN needle 2's cylindrical bottom and U-shaped portion 22 all with cardboard 21 and bullet arm 23 all through bending type, structural stability is strong.

Firstly, insert the top of PIN needle 2 wherein along mounting hole 14 bottom, cardboard 21 receives the extrusion deformation of mounting hole 14 lateral wall, and when cardboard 21 moved to just to draw-in groove 11 department, because cardboard 21 breaks away from the constraint, cardboard 21 resumes original shape and blocks in draw-in groove 11, accomplishes the equipment of PIN needle 2 and row female casing 1.

The utility model discloses circuit and control that relate to are prior art, do not carry out too much repetition here.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims

1. The utility model provides a prevent that it is female to link tin and prevent that short circuit exempts from to press row, is including arranging female casing (1) and PIN needle (2), be equipped with mounting hole (14) that a plurality of is used for installing PIN needle (2) in arranging female casing (1), its characterized in that: the lateral wall of PIN needle (2) is equipped with cardboard (21), the lateral wall of arranging female casing (1) just is equipped with draw-in groove (11) to mounting hole (14) department, and cardboard (21) joint is in draw-in groove (11), it is equipped with between two adjacent PIN needles (2) to arrange female casing (1) bottom to be located prevents even tin jube (12), it is a plurality of to arrange female casing (1) lateral wall correspond PIN needle (2) all department is equipped with reflow soldering inlet hole (13).

2. The anti-tin-connection anti-short-circuit anti-pressing nut as claimed in claim 1, wherein the bottom end of the PIN PIN (2) is of a cylindrical structure or a conical structure.

3. The anti-wicking short-circuit and anti-pressure-discharge nut as claimed in claim 1, wherein the top end of the mounting hole (14) is integrally provided with an annular blocking portion (15) for blocking the top end of the PIN PIN (2).

4. The anti-tin-connection anti-short-circuit anti-pressure-discharge nut as claimed in claim 1, wherein a U-shaped portion (22) is arranged at the top end of the PIN (2), and the U-shaped portion (22) is tightly attached to the side wall of the mounting hole (14).

5. The tin-connection-prevention, short-circuit-prevention and pressure-free female terminal according to claim 4, wherein an elastic arm (23) is arranged at the top end of the PIN (2), and the elastic arm (23) is used for squeezing a male head of an external connector.

6. The anti-wicking and anti-short-circuit pressure-free busbar according to claim 5, wherein the elastic arms (23) are arranged in two groups, and the two groups of elastic arms (23) are oppositely arranged on two sides of the PIN PIN (2).

7. The anti-tin-connection anti-short-circuit pressure-free nut as claimed in claim 3, wherein a through hole (151) is formed in the middle of the annular blocking portion (15), and a chamfer (152) is formed on the annular blocking portion (15).

8. The anti-wicking short-circuit-proof pressure-free nut as claimed in claim 1, wherein a gap is provided between the spring arm (23) and the U-shaped portion (22).

9. The tin-connection-preventing short-circuit-preventing pressure-free busbar according to claim 1, wherein the busbar shell (1) is a plastic component.

10. The anti-wicking short-circuit-proof pressure-free busbar according to claim 1, wherein the PIN PIN (2) is a copper component.