CN217691813U

CN217691813U - Novel small-size connector

Info

Publication number: CN217691813U
Application number: CN202221065407.9U
Authority: CN
Inventors: 谢敢波; 郑沛明; 陆时祥
Original assignee: FCI Connectors Dongguan Co Ltd
Current assignee: FCI Connectors Dongguan Co Ltd
Priority date: 2022-05-06
Filing date: 2022-05-06
Publication date: 2022-10-28
Anticipated expiration: 2032-05-06

Abstract

The utility model provides a novel small-size connector, which comprises a connector shell and a plurality of power terminal assemblies and signal terminal assemblies arranged in the connector shell, wherein each power terminal assembly comprises a power terminal shell and a power terminal, each signal terminal assembly comprises a signal terminal shell and a signal terminal, and the lower ends of the power terminal shells and the signal terminal shells are parallel; and soldering ends of the plurality of power and signal terminals extend downward and are soldered to the PCB. The lower ends of the power terminal shell and the signal terminal shell of the utility model are positioned on the same surface with the PCB, thereby reducing the protruding PCB part of the connector in the prior art and increasing the flexibility of PCB board design; the connector has the characteristic of small size, the thickness of the connector is 8.1mm, and compared with 11.61mm in the prior art, the connector has the advantages that the connector is obviously improved, the space between terminals is also reduced, and the requirement of small size and large current is met; the power supply terminal is provided with the shell fragment of stopping, prevents through the shell fragment that the terminal from removing in the casing.

Description

Novel small-size connector

Technical Field

The utility model belongs to the technical field of the connector technique and specifically relates to a novel small-size connector.

Background

With the continuous expansion of the application field of the electrical connector, the electrical connector is also used to connect and disconnect the electrical circuit in some high-power occasions requiring large current transmission, thereby promoting the generation of the large-current electrical connector. The high-current connector is widely applied to the fields of electric automobiles, electric forklifts, UPS, universal power supplies, medical equipment, solar energy, new energy and the like.

The high-current connector in the prior art comprises a high-current terminal connected with a wire, wherein a first conducting plate and a second conducting plate are formed on the high-current terminal, an opposite insertion space for butting with a plug is formed between the first conducting plate and the second conducting plate, and after a metal terminal of the plug is inserted into the opposite insertion space, the metal terminal and the high-current terminal form electric conduction to realize electrification.

In addition, the conventional high-current connector has the following problems:

1. the utility model discloses a power terminal shell and signal terminal shell lower extreme and PCB are in the same face, have solved the present connector and have been provided with the stop position part of PCB board on the connector, and the connector part is outstanding from the PCB board; the PCB design is limited;

2. the space between the signal terminals of the existing connector is 2.54mm, and the thickness of the connector is as high as 11.61mm, so that the size of the connector is large, and the use is extremely inconvenient.

Disclosure of Invention

Not enough to prior art, the utility model provides a novel small-size connector, the utility model discloses the function that the size is little has.

The technical scheme of the utility model is that: a novel small-size connector comprises a connector shell, wherein a plurality of power terminal assemblies and signal terminal assemblies are arranged in the connector shell, each power terminal assembly comprises a power terminal shell and a power terminal arranged in the corresponding power terminal shell, each signal terminal assembly comprises a signal terminal shell, a signal terminal is arranged in each signal terminal shell, and the lower ends of the power terminal shells and the signal terminal shells are parallel; and soldering ends of the plurality of power terminals and signal terminals extend downward and are soldered to the PCB.

Preferably, the thickness of the connector housing is 8.1mm.

Preferably, the power terminal housing is internally provided with a cavity of the power terminal assembly, and the cavity is internally provided with a clamping groove.

Preferably, the power supply terminal comprises a power supply terminal body, one end of the power supply terminal body is provided with a power supply terminal contact end, and the lower end of the power supply terminal body is further provided with a plurality of power supply terminal welding ends.

Preferably, the power terminal body is further provided with a terminal retaining spring piece at one end opposite to the welding ends of the plurality of power terminals.

Preferably, the distance between two adjacent power terminal soldering terminals of the plurality of power terminal soldering terminals at the lower end of the same power terminal body is 2.5mm.

Preferably, the interval between the welding ends of two adjacent power terminals on the same horizontal line of the two power terminal bodies is 2.5mm.

Preferably, the signal terminal comprises a signal terminal body, one end of the signal terminal body is provided with a signal terminal welding end, and the other end of the signal terminal body is provided with a plurality of signal terminal contact ends.

Preferably, the signal terminal body is of a U-shaped structure, and the signal terminal welding end is a fisheye welding end.

Preferably, the spacing between two adjacent signal terminal assemblies is 2.5mm.

The utility model has the advantages that:

1. the utility model has the advantages that the lower ends of the power terminal shell and the signal terminal shell are parallel, and the protruding parts connected in the prior art are reduced, thereby increasing the flexibility of PCB design;

2. the utility model has the characteristics of small size, the thickness of the connector is 8.1mm, compared with the 11.61mm in the prior art, the connector has obvious improvement, and secondly, the space between the terminals is also reduced, thereby realizing the requirement of small-size heavy current;

3. the utility model discloses a power supply terminal is provided with the stopping shell fragment, prevents through the stopping shell fragment that the terminal from removing in the casing.

Drawings

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

fig. 2 is a schematic structural view of the connector housing of the present invention;

fig. 3 is a schematic structural view of the power terminal assembly of the present invention;

fig. 4 is a schematic structural view of the signal terminal assembly of the present invention;

fig. 5 is a schematic structural diagram of the power terminal of the present invention;

fig. 6 is a schematic structural view of the signal terminal of the present invention;

in the figures, 1-connector housing, 2-power terminal assembly, 3-signal terminal assembly,

21-a power terminal shell, 22-a power terminal, 23-a power terminal body, 24-a power terminal contact end, 25-a power terminal welding end and 26-a backstop elastic sheet;

31-signal terminal housing, 32-signal terminal, 33-signal terminal body, 34-signal terminal soldering end, 35-signal terminal contact end.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:

as shown in fig. 1-4, the present embodiment provides a novel small-sized connector, which includes a connector housing 1, a plurality of power terminal assemblies 2 and signal terminal assemblies 3 are disposed in the connector housing 1, the power terminal assemblies 2 include power terminal housings 21 and power terminals 22 disposed in the power terminal housings 21, the signal terminal assemblies 3 include signal terminal housings 31, signal terminals 32 are disposed in the signal terminal housings 31, and a plurality of the power terminal housings 21 are parallel to the lower ends of the signal terminal housings 31; and soldering ends of the plurality of power terminals 22 and the signal terminals 32 extend downward and are soldered to the PCB.

Preferably, the thickness of the connector housing 1 is 8.1mm.

Preferably, as shown in fig. 2, the power terminal housing 21 is provided with a cavity of the power terminal assembly 2, and the cavity is provided with a card slot.

Preferably, as shown in fig. 5, the power terminal 22 includes a power terminal body 23, one end of the power terminal body 23 is provided with a power terminal contact end 24, and a plurality of power terminal soldering ends 25 are further provided at a lower end of the power terminal body 23.

In the present embodiment, as shown in fig. 5, a terminal retaining spring 26 is further provided at one end of the power terminal body 23 facing the plurality of power terminal soldering terminals 25.

Preferably, in this embodiment, the pitch between the adjacent two welding terminals 22 of the plurality of welding terminals 22 at the lower end of the same power terminal body 23 is 2.5mm.

Preferably, in the present embodiment, the pitch between the soldering terminals of two adjacent power terminals 22 on the same horizontal line of the two power terminal bodies 23 is 2.5mm.

Preferably, as shown in fig. 6, the signal terminal 32 includes a signal terminal body 33, and the signal terminal body 33 has a signal terminal soldering end 34 at one end and a plurality of signal terminal contact ends 35 at the other end.

Preferably, as shown in fig. 6, the signal terminal body 33 has a U-shaped structure, and the signal terminal soldering terminal 34 is a fisheye soldering terminal.

It is preferable that the pitch between the signal terminals 32 of the adjacent two signal terminal assemblies 3 is 2.5mm as this embodiment.

The foregoing embodiments and description have been provided to illustrate the principles and preferred embodiments of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed.

Claims

1. A novel small-size connector is characterized in that: the connector comprises a connector shell (1), wherein a plurality of power terminal assemblies (2) and a signal terminal assembly (3) are arranged in the connector shell (1), each power terminal assembly (2) comprises a power terminal shell (21) and a power terminal (22) arranged in the power terminal shell (21), each signal terminal assembly (3) comprises a signal terminal shell (31), a signal terminal (32) is arranged in each signal terminal shell (31), and the lower ends of the power terminal shells (21) and the signal terminal shells (31) are parallel; and the welding ends of the plurality of power terminals (22) and the signal terminals (32) extend downwards and are welded with the PCB;

the thickness of the connector shell (1) is 8.1mm.

2. A novel small-sized connector according to claim 1, wherein: the power supply terminal shell (21) is internally provided with a cavity of a power supply terminal (22), and the cavity is internally provided with a clamping groove.

3. A new small size connector according to claim 2, wherein: the power supply terminal (22) comprises a power supply terminal body (23), a power supply terminal contact end (24) is arranged at one end of the power supply terminal body (23), and a plurality of power supply terminal welding ends (25) are further arranged at the lower end of the power supply terminal body (23).

4. A novel small-sized connector according to claim 3, wherein: and one end of the power terminal body (23) opposite to the welding ends (25) of the power terminals is also provided with a terminal retaining elastic sheet (26).

5. The novel small-sized connector according to claim 4, wherein: the interval between two adjacent power terminal welding ends (25) of a plurality of power terminal welding ends (25) at the lower end of the same power terminal body (23) is 2.5mm.

6. A new small size connector according to claim 4, wherein: the distance between the welding ends (25) of two adjacent power terminals on the same horizontal line of the two power terminal bodies (23) is 2.5mm.

7. A new small size connector according to claim 1, wherein: the signal terminal (32) comprises a signal terminal body (33), wherein one end of the signal terminal body (33) is provided with a signal terminal welding end (34), and the other end of the signal terminal body is provided with a plurality of signal terminal contact ends (35).

8. A novel small-sized connector according to claim 7, wherein: the signal terminal body (33) is of a U-shaped structure, and the signal terminal welding end (34) is a fisheye welding end.

9. A novel small-sized connector according to claim 1, wherein: the distance between the signal terminals (32) of two adjacent signal terminal assemblies (3) is 2.5mm.