CN219421259U

CN219421259U - Exempt from welded PCBA connection structure

Info

Publication number: CN219421259U
Application number: CN202223480569.1U
Authority: CN
Inventors: 朱敏伟; 王铁; 朱立婷
Original assignee: Hangzhou Nanao Tech Ltd
Current assignee: Hangzhou Nanao Tech Ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-07-25
Anticipated expiration: 2032-12-26

Abstract

The utility model relates to a welding-free PCBA connecting structure which comprises a connector base, wherein the upper surface of the connector base is provided with a connector shell, a PCBA board is arranged in the connector shell, a baffle is arranged on the upper surface of the connector shell, and an assembly component is arranged in the connector shell. This exempt from welded PCBA connection structure has set up assembly components in this PCBA connection structure, mutually supporting between each structure in assembly components through setting up first socket, second socket, first contact pin, second contact pin, first crimping hole and second crimping hole, has realized the combination and the separation to PCBA board and connector housing, cooperates four hook plates and four spacing grooves simultaneously, has realized the spacing effect of connector base and connector housing, makes the connector need not the welding just can carry out circuit switch-on with PCBA board, has also made things convenient for the dismantlement and the installation of follow-up butt joint and PCBA board.

Description

Exempt from welded PCBA connection structure

Technical Field

The utility model relates to the technical field of printed circuit boards, in particular to a welding-free PCBA connecting structure.

Background

PCBA is also known as an assembled printed circuit board, which is also known as a printed circuit board, which is an important electronic component, is a support for electronic components, is a provider of circuit connections for electronic components, and is called a "printed" circuit board because it is manufactured by electronic printing techniques, and before the occurrence of a printed circuit board, interconnections between electronic components are directly connected by wires to form a complete circuit, and now, circuit boards exist only as effective experimental tools, and printed circuit boards have become an absolute dominant position in the electronics industry.

In the prior art, when the PCBA board is required to be used, the connection mode between the connector and the PCBA board is generally realized through a welding mode, the connector and the PCBA board are welded to realize circuit conduction between the connector and the PCBA board, but the welding mode still has certain defects, after the connector and the PCBA board are welded together, the connector and the PCBA board are inconvenient to disassemble, and when the connector and the PCBA board fail, the connector and the PCBA board are inconvenient to replace, so that the problem is solved by the PCBA connection structure free of welding.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a welding-free PCBA connecting structure which has the advantages of welding-free and convenient replacement, and solves the problems that after a connector and a PCBA board are welded together, the connector and the PCBA board are inconvenient to detach, and when the connector and the PCBA board fail, the connector and the PCBA board are inconvenient to replace.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a exempt from welded PCBA connection structure, includes the connector base, the upper surface of connector base is provided with the connector shell, the inside of connector shell is provided with PCBA board, the upper surface of connector shell is provided with the baffle, the inside of connector shell is equipped with the assembly subassembly;

the assembly comprises a crimping part and a clamping part, wherein the crimping part comprises a first connector socket fixed inside a connector housing, a second connector socket is fixed inside the connector housing, a first contact pin penetrating through and extending to the upper side of the first connector socket is arranged inside the first connector socket, a second contact pin penetrating through and extending to the upper side of the second connector socket is arranged inside the second connector socket, a first crimping hole is formed in the lower surface of the PCBA board, and a second crimping hole is formed in the lower surface of the PCBA board.

Further, the connector base has a length greater than the length of the connector housing and a width greater than the width of the connector housing.

Further, the number of the first pins is five, and the number of the first crimping holes is five.

Further, the number of the second press-fit holes is eight, and the number of the second pins is eight.

Further, the first contact pin is inserted into the first compression joint hole, and the second contact pin is inserted into the second compression joint hole.

Further, the clamping portion comprises four hook plates fixed on the upper surface of the connector base, and limit grooves are formed in the front face and the back face of the connector shell.

Further, the four hook plates are uniformly distributed on the upper surface of the connector base, and the number of the limiting grooves is four.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this exempt from welded PCBA connection structure has set up assembly components in this PCBA connection structure, mutually supporting between each structure in assembly components through setting up first socket, second socket, first contact pin, second contact pin, first crimping hole and second crimping hole, has realized the combination and the separation to PCBA board and connector housing, cooperates four hook plates and four spacing grooves simultaneously, has realized the spacing effect of connector base and connector housing, makes the connector need not the welding just can carry out circuit conduction with PCBA board, has made things convenient for the dismantlement and the installation of follow-up butt joint and PCBA board.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front elevational view of the structure of the present utility model;

FIG. 3 is a schematic view of the overall assembly of the structure of the present utility model;

fig. 4 is a schematic diagram of a PCBA board structure according to the present utility model.

In the figure: 1 connector base, 2 connector housing, 3PCBA board, 4 baffle, 5 assembly, 501 first socket, 502 second socket, 503 first contact pin, 504 second contact pin, 505 first crimping, 506 second crimping hole, 507 hook plate, 508 spacing groove.

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.

Referring to fig. 1-2, a welding-free PCBA connection structure in this embodiment includes a connector base 1, a connector housing 2 is provided on an upper surface of the connector base 1, the connector base 1 is a platform for placing the connector housing 2, a PCBA board 3 is provided inside the connector housing 2, a baffle 4 is provided on an upper surface of the connector housing 2, the baffle 4 protects the connector housing 2 and the PCBA board 3, and an assembly component 5 is provided inside the connector housing 2.

The length of the connector base 1 is greater than the length of the connector housing 2, and the width of the connector base 1 is greater than the width of the connector housing 2.

It should be noted that the components of the present utility model are all common standard components or components known to those skilled in the art, and the structures and principles thereof are all known to those skilled in the art through technical manuals or through routine experimental methods.

Referring to fig. 3-4, in order to achieve the combination and separation of the PCBA board 3 and the connector housing 2, the assembly component 5 in this embodiment includes a press-connection portion and a clamping portion, the press-connection portion includes a first socket 501 fixed inside the connector housing 2, a second socket 502 is fixed inside the connector housing 2, a first pin 503 having another end penetrating and extending to the upper side of the first socket 501 is disposed inside the first socket 501, a second pin 504 having another end penetrating and extending to the upper side of the second socket 502 is disposed inside the second socket 502, a first press-connection hole 505 is provided on the lower surface of the PCBA board 3, and a second press-connection hole 506 is provided on the lower surface of the PCBA board 3.

The number of first pins 503 is five, and the number of first crimp holes 505 is five.

The number of second crimp holes 506 is eight and the number of second pins 504 is eight.

The first pin 503 is inserted into the first crimp hole 505, and the second pin 504 is inserted into the second crimp hole 506.

It should be noted that, the first pin 503 and the second pin 504 of the connector are assembled and connected with the first compression joint hole 505 and the second compression joint hole 506 on the PCBA board 3 by conical surfaces of two different materials, the pin of the connector is designed to have a hollow fish tail structure, the fish tail structure of the first pin 503 and the second pin 504 is deformed and embedded in the first compression joint hole 505 and the second compression joint hole 506 through the compression joint process, and the interference connection realizes the mechanical connection and the electrical connection between the materials.

The clamping part comprises four hook plates 507 fixed on the upper surface of the connector base 1, and limit grooves 508 are formed in the front surface and the back surface of the connector shell 2.

The four hook plates 507 are uniformly distributed on the upper surface of the connector base 1, and the number of the limit grooves 508 is four.

It will be appreciated that when the hook plate 507 is in contact with the limit groove 508, the connector base 1 now serves as a limit for the interface housing 2.

Standard parts used in the method can be purchased from the market, special-shaped parts can be customized according to description of specifications and drawings, specific connection modes of the parts are conventional means such as mature bolts, rivets and welding in the prior art, machines, parts and equipment are conventional in the prior art, and circuit connection is conventional in the prior art, so that the special-shaped parts are not described in detail.

The working principle of the embodiment is as follows:

when the PCBA plate 3 and the connector are required to be installed together, firstly, workers place the connector housing 2 on the upper surface of the connector base 1, after the connector housing 2 is placed well, the connector housing 2 is located between four hook plates 507, meanwhile, the limit grooves 508 on the front face and the back face of the connector housing 2 are hooked by the four hook plates 507, the connector housing 2 is limited by the connector base 1, the stability of the connector housing 2 is improved, then the PCBA plate 3 is installed together with the first contact pin 503 and the second contact pin 504, the first compression joint hole 505 is aligned with the direction of the first contact pin 503, the second compression joint hole 506 is aligned with the direction of the second contact pin 504, then the PCBA plate 3 is moved towards the directions of the first contact socket 501 and the second contact socket 502, the first contact pin 503 and the second contact pin 504 are respectively inserted into the inside of the first compression joint hole 505 and the second compression joint hole 506, after the PCBA plate 3 is installed, the first contact pin 503 and the second contact pin 504 and the second contact pin 3 penetrate through the cover 4 and then can be replaced in the PCBA plate 3, and the PCBA plate 3 can be conveniently welded together.

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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Exempt from welded PCBA connection structure, including connector base (1), its characterized in that: the connector comprises a connector base (1), wherein the upper surface of the connector base is provided with a connector shell (2), a PCBA (printed circuit board assembly) plate (3) is arranged in the connector shell (2), the upper surface of the connector shell (2) is provided with a baffle plate (4), and an assembly component (5) is arranged in the connector shell (2);

the assembly component (5) comprises a crimping part and a clamping part, the crimping part comprises a first connector socket (501) fixed inside a connector housing (2), a second connector socket (502) is fixed inside the connector housing (2), a first contact pin (503) penetrating through and extending to the upper side of the first connector socket (501) is arranged inside the first connector socket (501), a second contact pin (504) penetrating through and extending to the upper side of the second connector socket (502) is arranged inside the second connector socket (502), a first crimping hole (505) is formed in the lower surface of the PCBA board (3), and a second crimping hole (506) is formed in the lower surface of the PCBA board (3).

2. A solderless PCBA connection structure according to claim 1, characterized in that: the length of the connector base (1) is larger than that of the connector housing (2), and the width of the connector base (1) is larger than that of the connector housing (2).

3. A solderless PCBA connection structure according to claim 1, characterized in that: the number of the first pins (503) is five, and the number of the first crimping holes (505) is five.

4. A solderless PCBA connection structure according to claim 1, characterized in that: the number of the second crimping holes (506) is eight, and the number of the second pins (504) is eight.

5. A solderless PCBA connection structure according to claim 1, characterized in that: the first contact pin (503) is inserted into the first compression joint hole (505), and the second contact pin (504) is inserted into the second compression joint hole (506).

6. A solderless PCBA connection structure according to claim 1, characterized in that: the clamping part comprises four hook plates (507) fixed on the upper surface of the connector base (1), and limit grooves (508) are formed in the front surface and the back surface of the connector shell (2).

7. The welding-free PCBA connection structure as recited in claim 6, wherein: the four hook plates (507) are uniformly distributed on the upper surface of the connector base (1), and the number of the limiting grooves (508) is four.