CN213401633U

CN213401633U - Socket connector under SMT board

Info

Publication number: CN213401633U
Application number: CN202022427947.4U
Authority: CN
Inventors: 李宏武
Original assignee: Dongguan Hongpu Electronic Co ltd
Current assignee: Dongguan Hongpu Electronic Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-06-08
Anticipated expiration: 2030-10-27

Abstract

The utility model relates to a lower socket connector of an SMT board, belonging to the technical field of connectors and aiming at solving the problem of insufficient strength of the lower socket connector of the prior SMT board, which comprises a shell, a base, an insulator rubber core, a hasp, a buckle, a female terminal and a square needle terminal with the same quantity, wherein the shell is of a thin-wall structure, and the hasp, the buckle is a whole, the cladding is outside the core is glued to the insulator, the joint is connected with the hasp, the buckle symmetric distribution is in the shell both sides, base and insulator glue core are a whole, be the right angle setting after every female terminal and a four-direction needle terminal electricity are connected in the shell, insulator glue core and base, the female terminal end is in the shell, only expose the connecting hole after gluing the core cladding by the insulator, four-direction needle terminal end exposes the base, the buckle is parallel with four-direction needle terminal, buckle and four-direction needle terminal all are higher than the one side of base perpendicular to shell, the tip of buckle is higher than the tip height of four-direction needle terminal.

Description

Socket connector under SMT board

Technical Field

The utility model belongs to the technical field of the connector, concretely relates to socket connector under SMT board.

Background

A connector is generally understood to mean an electromechanical element for connecting a conductor to a suitable counterpart element for making and breaking a current or signal, and also to mean a coupling device for connecting electrical terminals to form an electrical circuit, by means of which a connection between wires, cables, printed circuit boards and electronic components is made. The connector is widely applied to different fields of aerospace, communication and data transmission, new energy vehicles, rail transit, consumer electronics, medical treatment and the like.

The connector often determines the performance quality of the whole product, selects a proper electric connector to bring about the effect of getting twice the result with half the effort, and the main consideration factors of selecting the connector include: type selection, electrical requirements of the product, environmental factors, mechanical performance factors, cost, and the like.

The smt (surface Mounted technology) connector is one of connectors, i.e., a surface mount technology connector, and the surface mount wiring connector is not only applied to LED lighting fixtures, but also widely applied to solar inverters, audio devices, power supply devices, communication electronic devices, office automation devices, and the like, which use LED aluminum substrates and copper substrates. The system is also suitable for the industries of traditional industrial control, intelligent control of buildings, heating, HVAC, motor drive and the like.

The existing SMT connector forms a plurality of standard series and can meet the basic requirements of data transmission, electric power and signals, but the SMT connector is required to have extremely strong stripping force due to the process and the structural characteristics of the SMT connector, which is the biggest technical difficulty of the SMT connector, and as the wiring terminal of the SMT connector bears larger mechanical stress, the stripping force between the terminal and the PCB is very strong, so that the terminal can be ensured not to be separated from a board surface when being interfered by external force.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve lies in: the utility model provides a socket connector under SMT board to solve the not enough problem of structural strength of SMT connector terminal peel strength and SMT connector itself among the prior art.

In order to solve the technical problem, the utility model provides a technical scheme is: an SMT board lower socket connector comprises a shell, a base, an insulator rubber core, buckles, two buckles, female terminals and four square needle terminals, wherein the female terminals and the four square needle terminals are the same in number, the shell is of a thin-wall structure, the shell, the buckles and the buckles are integrated, the shell covers the insulator rubber core, the joints are connected through the buckles, the two buckles are symmetrically distributed on two sides of the shell, the base and the insulator rubber core are integrated, the base extends to the edge of the shell, each female terminal and one four square needle terminal are electrically connected and then arranged in the shell, the insulator rubber core and the base in a right angle mode, the female terminal ends in the shell are only exposed out of connecting holes after being covered by the insulator rubber core, the four square needle terminal ends are exposed out of the base, the buckles are parallel to the four square needle terminals, the buckles and the four square needle terminals are higher than the base and perpendicular to one surface of the shell, the end portions of the buckles are higher than the end portions of the four square needle, the four-pin terminals are arranged in two rows with the same or similar quantity.

As further optimization, the anti-theft device further comprises first anti-theft pieces, wherein the first anti-theft pieces are symmetrically arranged on one surface of the shell, which is provided with the hasps, and are symmetrically distributed on two sides of the hasps.

As further optimization, still include the second contrary piece that ends, the one side that keeps away from the hasp on the shell is set up to the symmetry of second contrary piece, and the symmetric distribution.

As a further optimization, reinforcing patches are further included, the number of the reinforcing patches is the same as the number of the snap-fit portions, and the reinforcing patches are fixed above the snap-fit portions.

As further optimization, the female terminal and the square-needle terminal are of an integral structure, the cross section of the end of the female terminal is circular, the tail end of the female terminal is provided with a guide structure, the cross section of the end of the square-needle terminal is rectangular, and the tail end of the square-needle terminal is passivated.

Preferably, the number of the female terminals and the number of the square pin terminals are fifteen, the female terminals are arranged in three rows with the same number, the square pin terminals are arranged in seven rows close to the shell, eight square pin terminals are arranged in the other row, and the two rows of the square pin terminals are arranged at intervals.

The beneficial technical effects obtained by the technical scheme are as follows:

through integrating shell, hasp and buckle into a whole, base and insulator glue core are a whole to the form of cladding makes up, and the buckle setting is in the direction parallel with the square needle terminal, has increased the structural strength of terminal peel force and connector itself, has solved the problem that prior art exists.

Drawings

FIG. 1 is a schematic perspective view of one embodiment of the present invention;

FIG. 2 is a schematic perspective view of another perspective of one embodiment of the present invention;

FIG. 3 is a front view of one embodiment of the present invention;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a rear view of FIG. 3;

fig. 6 is a left side view of fig. 3.

The labels in the figure are: the structure comprises a shell 1, a base 2, an insulator rubber core 3, a first check piece 10, a buckle 11, a reinforcing patch 12, a buckle 13, a second check piece 14, a female terminal 91 and a square-needle terminal 92.

Detailed Description

The technical solutions of the present invention will be described in detail with reference to the accompanying drawings, and in the following description, many specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention should not be limited by the specific embodiments disclosed below.

As shown in fig. 1 to 3, a specific embodiment of an SMT board lower socket connector includes a housing 1, a base 2, an insulator rubber core 3, a buckle 11, a buckle 13, female terminals 91 and four-pin terminals 92 with the same number, in the specific embodiment, the number of the female terminals 91 and the number of the four-pin terminals 92 are fifteen, the female terminals 91 are arranged in three rows with the same number, the four-pin terminals 92 are arranged in seven rows close to the housing 1, the other row is eight, and the two rows of the four-pin terminals 92 are arranged at intervals, in the specific embodiment, the female terminals 91 and the four-pin terminals 92 are of an integral structure, the cross section of the female terminals 91 is circular, the tail end is provided with a guiding structure, the cross section of the four-pin terminals 92 is rectangular, the tail end is passivated, the housing 1 is of a thin-wall structure, the housing 1, the buckle 11 and the buckle 13 are an integral body, the housing 1 covers the insulator rubber core 3, and the, the embodiment also comprises a first check sheet 10, the first check sheet 10 is symmetrically arranged on one surface of the shell 1 with the hasps 11 and symmetrically distributed on two sides of the hasps 11, the embodiment also comprises a second check sheet 14, the second check sheet 14 is symmetrically arranged on one surface of the shell 1 far away from the hasps 11 and symmetrically distributed, the embodiment also comprises reinforcing patches 12, the number of the reinforcing patches 12 is consistent with the number of the combining parts of the hasps 11, the reinforcing patches 12 are fixed above the combining parts of the hasps 11, two buckles 13 are symmetrically distributed on two sides of the shell 1, the base 2 and the insulator rubber core 3 are integrated, the base 2 extends to the edge of the shell 1, each female terminal 91 and one four-square pin terminal 92 are electrically connected and then arranged in the shell 1, the insulator rubber core 3 and the base 2 in a right angle, the end of the female terminal 91 is arranged in the shell 1 and only exposes out of the connecting hole after being covered by the insulator rubber core 3, the end of the square-pin terminal 92 is exposed out of the base 2, the buckle 13 is parallel to the square-pin terminal 92, the buckle 13 and the square-pin terminal 92 are both higher than one surface of the base 2 perpendicular to the shell 1, and the end of the buckle 13 is higher than the end of the square-pin terminal 92.

The beneficial technical effects obtained by the specific embodiment are as follows:

The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also covered by the protection scope of the present invention, which is defined by the following claims.

Claims

1. The utility model provides a socket connector under SMT board which characterized in that: the insulation rubber core structure comprises a shell (1), a base (2), an insulation rubber core (3), buckles (11), buckles (13), female terminals (91) and square-needle terminals (92), wherein the number of the female terminals is the same as that of the snap fasteners (11), the shell (1), the buckles (11) and the buckles (13) are integrated, the shell (1) covers the insulation rubber core (3), the joints are connected through the buckles (11), the two buckles (13) are symmetrically distributed on two sides of the shell (1), the base (2) and the insulation rubber core (3) are integrated, the base (2) extends to the edge of the shell (1), each female terminal (91) and one square-needle terminal (92) are electrically connected and then arranged in the shell (1), the insulation rubber core (3) and the base (2) in a right angle mode, and the female terminal (91) is arranged in the shell (1), the insulating body rubber core (3) is coated to expose only a connecting hole, the end of the square needle terminal (92) is exposed out of the base (2), the buckle (13) is parallel to the square needle terminal (92), the buckle (13) and the square needle terminal (92) are higher than one surface of the base (2) vertical to the shell (1), the end of the buckle (13) is higher than the height of the end of the square needle terminal (92), the female terminals (91) are arranged into three rows with the same or similar quantity, and the square needle terminal (92) is arranged into two rows with the same or similar quantity.

2. An SMT board lower socket connector according to claim 1, wherein: socket connector still includes first contrary piece (10) of stopping under SMT board, first contrary piece (10) of stopping sets up the one side that has hasp (11) on shell (1) symmetrically, and the symmetric distribution is in hasp (11) both sides.

3. An SMT board lower socket connector according to claim 2, wherein: socket connector still includes second contrary piece (14) of stopping under the SMT board, second contrary piece (14) of stopping sets up the one side of keeping away from hasp (11) on shell (1) symmetrically, and the symmetric distribution.

4. An SMT board lower socket connector according to claim 3, wherein: the SMT board lower socket connector further comprises reinforcing patches (12), the number of the reinforcing patches (12) is consistent with the number of the combining parts of the hasps (11), and the reinforcing patches (12) are fixed above the combining parts of the hasps (11).

5. An SMT board lower socket connector according to claim 4, wherein: female terminal (91) and square needle terminal (92) are overall structure, and female terminal (91) end cross-section is the ring shape, and the end is provided with guide structure, and square needle terminal (92) end cross-section is the rectangle, and terminal passivation process.

6. An SMT board lower socket connector according to claim 5, wherein: female terminal (91) and four square needle terminal (92) quantity are fifteen, female terminal (91) set to the same three rows of looks quantity, four square needle terminal (92) set to be close to one row of seven of shell (1), another row eight, two rows of four square needle terminal (92) interval sets up.