CN221126287U - Tin crack prevention socket - Google Patents

Abstract

The utility model provides an anti-tin-cracking socket, includes casing, first bolt, second bolt, first picture peg terminal and second picture peg terminal, and the casing is inside to be provided with the jack the same with bolt quantity, and first picture peg terminal and second picture peg terminal insulation separation just all establish in the bottom of casing; one end of the first bolt is exposed out of the upper part of the shell, and the other end of the first bolt penetrates through a jack to be connected with a first plugboard terminal; one end of the second bolt is exposed out of the upper part of the shell, and the other end of the second bolt penetrates through the other jack to be connected with a second plugboard terminal; the first plugboard terminal comprises a first connecting part, a first welding part and a first elastic buffer part for releasing stress in the plug-in direction, wherein the first connecting part is connected with the first welding part through the first elastic buffer part; the first bolt is connected with the first connecting part. The socket structure is provided with the elastic buffer part, so that the vertical stress can be released when the external plug is inserted or pulled out, the solder cracking of the soldering tin at the welding part and the equipment PCB board is reduced, and the situation of poor contact and even complete power failure is caused.

Description

Tin crack prevention socket

Technical Field

The utility model belongs to the technical field of electrical sockets, and particularly relates to a tin crack prevention socket.

Background

In one application of the socket, the PCB electronics board is fixed to the device housing member and is not movable. The socket tail plugboard terminal is welded with the PCB into a whole, the other end of the socket is provided with a clamping groove part to be assembled with the equipment shell, and an assembly gap is often formed. Because there is the existence of assembly clearance, the soldering tin point position of picture peg terminal welding on PCB electronic board of socket bottom is in daily use plug in-process, because the centre is hard connection, can not cushion plug force, and the soldering tin point position is easy fracture over time, leads to the contact failure. Although individual processes employ selected wire flexible connections, many processes and costs are added and efficiency is low.

Disclosure of utility model

One of the objects of the present utility model is: aiming at the defects of the prior art, the tin crack prevention socket has the characteristics of good connection performance, safety, reliability and long service life.

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

The utility model provides a prevent tin and split socket, includes casing, first bolt, second bolt, first picture peg terminal and second picture peg terminal, the inside jack that is provided with the same with bolt quantity of casing, first picture peg terminal and second picture peg terminal insulation separation and all set up in the bottom of casing; one end of the first plug pin is exposed out of the upper part of the shell, and the other end of the first plug pin penetrates through a jack to be connected with the first plugboard terminal; one end of the second plug pin is exposed out of the upper part of the shell, and the other end of the second plug pin penetrates through the other jack to be connected with the second plugboard terminal; the first plugboard terminal comprises a first connecting part, a first welding part and a first elastic buffer part, wherein the first elastic buffer part is used for releasing stress in the plug-in direction, and the first connecting part is connected with the first welding part through the first elastic buffer part; the first bolt is connected with the first connecting part.

Further, the second plugboard terminal comprises a second connecting part, a second welding part and a second elastic buffer part for releasing stress in the plug-in direction, wherein the second connecting part is connected with the second welding part through the second elastic buffer part; the second bolt is connected with the second connecting part.

Still further, the portable electronic device further comprises a third bolt, a third jack and a third plugboard terminal, wherein the third plugboard terminal is arranged at the bottom of the shell; one end of the third bolt is exposed out of the upper part of the shell, and the other end of the third bolt penetrates through the third jack to be connected with the third plugboard terminal; the third plugboard terminal comprises a third connecting part, a third welding part and a third elastic buffer part for releasing stress in the plug-in direction, wherein the third connecting part is connected with the third welding part through the third elastic buffer part; the third bolt is connected with the third connecting part.

Further, the first elastic buffer part is arranged to be outwards in an inverse C-shaped bulge shape along the direction perpendicular to the inserting and pulling direction.

Further, the first elastic buffer part and the second elastic buffer part are both arranged to be outwards in an inverse C-shaped bulge shape along the direction perpendicular to the inserting and pulling direction. Or, the first elastic buffer part and the second elastic buffer part are both arranged in an S shape.

Further, the first elastic buffer part, the second elastic buffer part and the third elastic buffer part are all arranged to be outwards in an inverse C-shaped bulge shape along the direction perpendicular to the inserting and pulling direction. Or, the first elastic buffer part is arranged to be outwards in an inverse C-shaped bulge shape along the direction perpendicular to the inserting and pulling direction, and the second elastic buffer part and the third elastic buffer part are both arranged to be in an S shape.

Preferably, the shell is internally recessed with a slot for accommodating an external plug, and the upper ends of the first plug pin, the second plug pin and the third plug pin are exposed to the slot.

Preferably, the first connecting part, the second connecting part and the third connecting part are respectively provided with a clamping hole, and the lower ends of the first bolt, the second bolt and the third bolt are respectively inserted into the corresponding clamping holes.

The utility model provides a prevent tin and split socket, includes casing, first bolt, second bolt, first picture peg terminal and second picture peg terminal, the inside jack that is provided with the same with bolt quantity of casing, first picture peg terminal and second picture peg terminal insulation separation and all set up in the bottom of casing; one end of the first plug pin is exposed out of the upper part of the shell, and the other end of the first plug pin penetrates through a jack to be connected with the first plugboard terminal; one end of the second plug pin is exposed out of the upper part of the shell, and the other end of the second plug pin penetrates through the other jack to be connected with the second plugboard terminal; the first plugboard terminal comprises a first connecting part, a first welding part and a first elastic buffer part, wherein the first elastic buffer part is used for releasing stress in the plug-in direction, and the first connecting part is connected with the first welding part through the first elastic buffer part; the first bolt is connected with the first connecting part. The socket structure is provided with the elastic buffer part, so that the vertical stress can be released when the external plug is inserted or pulled out, the solder cracking of the soldering tin at the welding part and the equipment PCB board is reduced, and the situation of poor contact and even complete power failure is caused.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present utility model.

Fig. 2 is an exploded view of fig. 1.

Fig. 3 is a schematic structural view of the socket terminal in fig. 2.

Fig. 4 is a top view of fig. 1.

Fig. 5 is a front view of fig. 1.

Fig. 6 is a cross-sectional view at A-A of fig. 5.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, in the embodiment of the present utility model, all directional indicators (such as up, down, left, right, front, and rear … …) are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific gesture (as shown in the drawings), and if the specific gesture changes, the directional indicators correspondingly change.

Examples: as shown in fig. 1 to 6, the tin crack prevention socket comprises a shell 1, a first plug pin 21, a second plug pin 22, a first plug board terminal 31 and a second plug board terminal 32, wherein the shell 1 is internally provided with jacks with the same number as the plug pins, and the first plug board terminal 31 and the second plug board terminal 32 are separated in an insulating way and are all arranged at the bottom of the shell 1; one end of the first plug 21 is exposed out of the upper part of the shell 1, and the other end passes through a jack 11 to be connected with the first plugboard terminal 31; one end of the second plug 22 is exposed out of the upper part of the shell 1, and the other end passes through the other jack 12 to be connected with the second plugboard terminal 32; the first board terminals 31 include first connection portions 311, first soldering portions 313, and first elastic buffer portions 312 for releasing stress in the plugging direction, the first connection portions 311 being connected to the first soldering portions 313 through the first elastic buffer portions 312; the first plug 21 is connected to the first connection portion 311.

In this embodiment, the second board terminals 32 include a second connection portion 321, a second soldering portion 323, and a second elastic buffer portion 322 for releasing stress in the plugging direction, and the second connection portion 321 is connected to the second soldering portion 323 through the second elastic buffer portion 322; the second pin 22 is connected to the second connection portion 321.

In this embodiment, the third plug 23, the third jack 13 and the third board terminal 33 are further included, and the third board terminal 33 is disposed at the bottom of the housing 1; one end of the third plug 23 is exposed out of the upper part of the shell 1, and the other end passes through the third jack 13 to be connected with the third plugboard terminal 33; the third board terminal 33 includes a third connection portion 331, a third soldering portion 333, and a third elastic buffer portion 332 for releasing stress in the plugging direction, wherein the third connection portion 331 is connected to the third soldering portion 333 through the third elastic buffer portion 332; the third pin 23 is connected to the third connection portion 331.

As an improvement of each elastic buffer, it is specifically possible to adopt a manner in which only the first elastic buffer 312 is provided in an inverted "C" shape protruding outward in a direction perpendicular to the insertion and extraction direction. Or the first elastic buffer portion 312 and the second elastic buffer portion 322 are respectively arranged to be in an inverse C-shaped bulge shape outwards along the direction perpendicular to the inserting and pulling direction. Or, the first elastic buffer 312 and the second elastic buffer 322 are both configured to have an "S" shape. Or the first elastic buffer 312, the second elastic buffer 322 and the third elastic buffer 332 are all formed to be raised in a reverse C shape along a direction perpendicular to the insertion and extraction direction. Or the first elastic buffer portion 312 is provided to be in an inverse C-shape protruding outward in a direction perpendicular to the insertion/extraction direction, and the second elastic buffer portion 322 and the third elastic buffer portion 332 are both provided in an S-shape.

In this embodiment, the first elastic buffer portion 312 is arranged to be in an inverted "C" shape and bulge outward along the direction perpendicular to the insertion/extraction direction, and the second elastic buffer portion 322 and the third elastic buffer portion 332 are both in an "S" shape.

In this embodiment, the housing 1 is recessed with a slot 14 for receiving an external plug, and the upper ends of the first plug 21, the second plug 22 and the third plug 23 are exposed to the slot 14.

In this embodiment, the first connecting portion 311, the second connecting portion 321 and the third connecting portion 331 are respectively provided with a clamping hole 30, and the lower ends of the first pin 21, the second pin 22 and the third pin 23 are respectively inserted into the corresponding clamping holes.

When in actual use, the external plug is inserted into the plug pin, pressure is generated on the shell and the plug board terminal, the elastic buffer part buffers and releases the pressure in the vertical direction, the stress of soldering tin at the soldering part of the plug board terminal and the soldering part of the PCB in the device is greatly reduced, and the risk of soldering tin cracking is reduced.

Modifications and variations of the above embodiments will be apparent to those skilled in the art in light of the above teachings. Therefore, the utility model is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the utility model should be also included in the scope of the claims of the utility model. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present utility model in any way.

Claims (10)

1. The utility model provides a prevent tin and split socket, includes casing, first bolt, second bolt, first picture peg terminal and second picture peg terminal, the inside jack that is provided with the same with bolt quantity of casing, first picture peg terminal and second picture peg terminal insulation separation and all set up in the bottom of casing; one end of the first plug pin is exposed out of the upper part of the shell, and the other end of the first plug pin penetrates through a jack to be connected with the first plugboard terminal; one end of the second plug pin is exposed out of the upper part of the shell, and the other end of the second plug pin penetrates through the other jack to be connected with the second plugboard terminal; the method is characterized in that: the first plugboard terminal comprises a first connecting part, a first welding part and a first elastic buffer part, wherein the first elastic buffer part is used for releasing stress in the plug-in direction, and the first connecting part is connected with the first welding part through the first elastic buffer part; the first bolt is connected with the first connecting part.

2. The tin crack prevention socket according to claim 1, wherein: the second plugboard terminal comprises a second connecting part, a second welding part and a second elastic buffer part, wherein the second elastic buffer part is used for releasing stress in the plug-in direction, and the second connecting part is connected with the second welding part through the second elastic buffer part; the second bolt is connected with the second connecting part.

3. The tin crack prevention socket according to claim 2, wherein: the socket further comprises a third bolt, a third jack and a third plugboard terminal, wherein the third plugboard terminal is arranged at the bottom of the shell; one end of the third bolt is exposed out of the upper part of the shell, and the other end of the third bolt penetrates through the third jack to be connected with the third plugboard terminal; the third plugboard terminal comprises a third connecting part, a third welding part and a third elastic buffer part for releasing stress in the plug-in direction, wherein the third connecting part is connected with the third welding part through the third elastic buffer part; the third bolt is connected with the third connecting part.

4. The tin crack prevention socket according to claim 1, wherein: the first elastic buffer part is arranged to be in an inverse C-shaped bulge shape outwards along the direction perpendicular to the inserting and pulling direction.

5. The tin crack prevention socket according to claim 2, wherein: the first elastic buffer part and the second elastic buffer part are arranged to be outwards in an inverse C-shaped bulge shape along the direction perpendicular to the inserting and pulling direction.

6. The tin crack prevention socket according to claim 2, wherein: the first elastic buffer part and the second elastic buffer part are both arranged in an S shape.

7. A tin crack resistant socket according to claim 3, wherein: the first elastic buffer part, the second elastic buffer part and the third elastic buffer part are all arranged to be outwards in an inverse C-shaped bulge shape along the direction perpendicular to the inserting and pulling direction.

8. A tin crack resistant socket according to claim 3, wherein: the first elastic buffer part is arranged to be outwards in an inverse C-shaped bulge shape along the direction perpendicular to the inserting and pulling direction, and the second elastic buffer part and the third elastic buffer part are both arranged to be in an S shape.

9. A tin crack resistant socket according to claim 3, wherein: the shell is internally recessed with a slot for accommodating an external plug, and the upper ends of the first plug pin, the second plug pin and the third plug pin are exposed out of the slot.

10. A tin crack resistant socket according to claim 3, wherein: the first connecting part, the second connecting part and the third connecting part are respectively provided with clamping holes, and the lower ends of the first bolt, the second bolt and the third bolt are respectively inserted into the corresponding clamping holes.