CN204809464U - Reversible pluggable power connector - Google Patents

Abstract

A power connector capable of being plugged in and unplugged from a positive connector and a negative connector comprises a base body, a terminal group and a shielding shell, wherein: the base body is provided with a plurality of tuning fork type plate-shaped terminals for power supply and grounding in a penetrating way, and the front part is provided with a plugging space which can be used for plugging a preset female connector in the positive and negative directions; the terminal set has two polarity arrangements of power supply and grounding, and the front of each plate terminal is provided with a plugging part, each plugging part is provided with a penetrating space for placing a seat body tongue plate of a preset female seat connector, and the upper and lower surfaces of the tongue plate are provided with two groups of butt-joint terminals for power supply and grounding and can be electrically contacted with the upper and lower elastic arms of the plugging part at the same time, and the welding part of the plurality of plate terminals is positioned at the outer side of the seat body; and a shielding shell positioned outside the male connector seat in a wrapping mode, wherein the shielding shell is positioned at the insertion part of the plurality of plate-shaped terminals. The utility model discloses possess the advantage of processing ease, low cost and structural strength increase.

Description

Reversible pluggable power connector

technical field

The utility model provides a power connector that can be plugged in and out in the front and back, especially refers to the body of the male connector is pierced with a plurality of vertical flat plate-shaped insertion terminals, and the insertion space of the insertion part of the insertion terminal can be It is used for two sets of power supply and grounding butt terminals on the upper and lower surfaces of the tongue plate of the female connector to be in electrical contact with the upper and lower elastic arms of the plate terminal insertion part at the same time.

Background technique

Among the types of electrical connectors commonly used in electronic equipment today, the electrical connectors of the Universal Serial Bus (USB) specification are the most used, and change with the specification of the Universal Serial Bus, such as USB2.0, USB3.0 , Miniature Universal Serial Bus (MicroUSB), Mini Universal Serial Bus (MiniUSB) or Universal Serial Bus Type-C and other specifications, there are more types available for application, among which the Universal Serial Bus Type-C specification The terminal group includes a plurality of upper-row terminals and a plurality of lower-row terminals opposite to each other, and a metal partition is set between the plurality of upper-row terminals and the plurality of lower-row terminals, in order to form the terminal group and the metal partition for common use. The electrical connector of the serial bus Type-C specification must go through multiple processing operations. After the plurality of upper row terminals and the plurality of lower row terminals are externally formed with insulating rubber seats, and the metal partition is sandwiched between the plurality of upper row terminals, Between the insulating rubber seats of the plurality of lower row terminals, plastic injection processing can be performed to form a female connector. However, in many use cases today, the male connector is often only used to supply the socket where the female connector is located. The device side (such as mobile phone, tablet computer, etc.) is used for power supply or charging, so the number of terminals used by the male connector can omit the signal terminal and only need to retain the power supply and ground terminals. However, in order to use the front type or reverse type The multiple power and ground terminals of the male connector are also symmetrically positioned in the upper and lower rows, but the position of the multiple signal terminals is omitted, and the overall structure is complex and the design is not easy. There are two methods for this kind of cable male connector. One method is to directly weld the male connector to the plurality of conductors of the wire, and the other method is to weld the male connector and the plurality of conductors of the wire at the same time. On a circuit board, and after the above two methods are completed, it is necessary to inject an outer covering of insulating material on the outside of the insulator close to the soldering part of the male connector and the wire, and then it can be regarded as a complete wire-end male connector. This kind of male connector used for power supply or charging needs to consider not only whether the overall structure is simplified and the positioning is accurate, but also the stability of the male connector and the plurality of conductors of the wire when plugged in. Therefore, it is necessary How to try to solve the above-mentioned deficiencies and inconveniences known in the art is the direction that the relevant industry is eager to study and improve.

Utility model content

The purpose of this utility model is to provide a power connector that can be plugged in and out, so as to improve the defects in the above-mentioned known technology.

In order to achieve the above purpose, the utility model provides a reversible pluggable power connector. The male connector includes a seat body, a terminal group and a shielding shell; wherein: the seat body is provided with power and grounding. Plural tuning fork-type plate-shaped terminals, the front is equipped with a plug-in space that can be plugged into the preset female connector in the forward and reverse directions; the complex plate-shaped terminals of this terminal group have two polarities of power supply and grounding, and each board There is a plug-in part in front of the shaped terminal, and each plug-in part forms a penetration space for the seat tongue plate of the preset female connector to be inserted, and the upper and lower surfaces of the tongue plate are used for docking for two sets of power and grounding. At the same time, the terminal can be in electrical contact with the upper and lower elastic arms of the plug-in part, and the welding part of the plurality of plate-shaped terminals is located outside the seat body; and the shielding shell positioned outside the male connector seat, the shielding shell Located at the socket of multiple plate terminals.

The reversible pluggable power supply connector of the present invention is that a plurality of tuning fork-type plate-shaped terminals for power supply and grounding are pierced on the seat body, and the front of the plurality of plate-shaped terminals is formed with a plug-in part for passing through space, which is convenient Each plug-in part can be elastically clamped on the upper and lower surfaces of the tongue plate in the docking space of the female connector, and at the same time, the power supply and grounding butt terminals on the upper and lower surfaces of the tongue board of the female connector can simultaneously spring up and down with the plug-in parts of the plate-shaped terminal The arms are in electrical contact, so each plate-shaped terminal can be electrically connected to the power supply and grounding terminals on the upper and lower surfaces of the tongue plate of the female connector to reduce the difficulty of assembling the male connector, while the plate-shaped The terminal has the advantages of easy processing, low cost and increased structural strength.

The reversible pluggable power supply connector of the present invention is used to bridge the power supply and ground plate terminals at different positions with a connecting portion to form a common circuit with stable power supply.

Description of drawings

Fig. 1 is the perspective view of the utility model.

Fig. 2 is a three-dimensional exploded view of the utility model.

Fig. 3 is a three-dimensional exploded view of another angle of the utility model.

Fig. 4 is a side sectional view of the utility model.

Fig. 5 is a side sectional view of the male connector of the present invention before being plugged into the female connector.

Fig. 6 is a side sectional view of the male connector and the female connector of the present invention after plugging.

Explanation of symbols in the drawings

1 male connector, 11 seat body, 111 terminal seat, 1111 slot, 1112 recess, 1113 partition, 112 body, 1120 insertion space, 1121 buttonhole, 1122 positioning part, 12 terminal group, 121 plate terminal, 1210 piercing space, 1211 socket part, 1212 connection part, 1213 welding part, 1214 through hole, 1215 protruding thorn, 122 fixed terminal, 123 detection terminal, 13 shielding shell, 131 buckle shrapnel, 132 stop piece;

2 female connector, 20 docking space, 21 main body, 211 tongue plate, 22 butt terminal, 23 iron shell.

Detailed ways

In order to further understand the above-mentioned purpose and effect, the technical means and its structure adopted by the utility model, the method of implementation, in conjunction with the drawing, illustrate its features and functions in detail as follows with regard to the preferred embodiment of the utility model.

Please refer to Figure 1, Figure 2, and Figure 3, which are the three-dimensional appearance diagram, the three-dimensional exploded view, and the three-dimensional exploded view of another angle of the utility model respectively. It can be clearly seen from the figure that the utility model male connector 1 includes a seat body 11, a terminal group 12 and a shielding case 13, wherein:

The seat body 11 of the male connector 1 has a terminal base 111 and a body 112, and the terminal base 111 is provided with a plurality of horizontally penetrating slots 1111 and a concave portion 1112 formed on the upper surface, and extends outward on the rear side. Two partitions 1113, and the main body 112 is hollow, the front is provided with an insertion space 1120 that can be inserted into the female connector 2 in the forward and reverse directions, and a concave buttonhole 1121 is provided on the upper surface, And the rear is a positioning part 1122 for fixing the terminal block 111, wherein the plurality of plate-shaped terminals 121 and the detection terminals 123 of the terminal group 12 are vertically installed in the slot 1111 of the terminal block 111, and the plurality of plate-shaped terminals 121 has two polarity settings of power supply and grounding, and each plate-shaped terminal 121 is formed with a plug-in part 1211 of a penetrating space 1210 in front of each plate-shaped terminal 121, and between the plate-shaped terminals 121 for power supply and grounding at different positions, a The connecting part 1212 is bridged and integrated, and the connecting part 1212 is positioned on the concave part 1112 of the terminal base 111, and the welding part 1213 of the plurality of plate-shaped terminals 121 is located at the rear outside of the terminal base 111, and the two power supply boards One of the plate-shaped terminals 121 is located outside the two partitions 1113, and the other is located between the two partitions 1113, and one of the two grounding plate-shaped terminals 121 is located outside the two partitions 1113, and the other is located between the two partitions 1113. A stable insulation state is formed between the two partitions 1113. At the same time, the ends of the welding parts 1213 of the plurality of plate-shaped terminals 121 are provided with through-holes 1214 for soldering of wire conductors, and the plurality of plate-shaped terminals 121 are located in front of the connection part 1212. The upper and lower end surfaces are provided with protruding thorns 1215 that interfere in the slot 1111. In addition, the detection terminal 123 is provided for in-position detection after the male connector 1 is plugged into the female connector 2, and on the body 112 The two side walls of the plug-in space 1120 are provided with fixed terminals 122 that can be plugged and positioned with the female connector 2. Furthermore, the shielding shell 13 is provided with a concave button hole 1121 that can be buckled in the body 112. The retaining elastic piece 131 is used, and the rear end of the shielding shell 13 is bent downward to have a stop piece 132 that can be held against the rear surface of the terminal base 111 .

Please refer to Fig. 2, Fig. 3, Fig. 4, Fig. 5, and Fig. 6, which are the three-dimensional exploded view of the utility model, the three-dimensional exploded view from another angle, the side sectional view, and the connection between the male connector and the female seat. The side view sectional view before plugging the connector, the side view sectional view after plugging the male connector and the female connector, the female connector 2 is a plurality of butt terminals that include a main body 21 and pass through the main body 21 22 and the iron shell 23 that covers the main body 21. The tongue plate 211 of the main body 21 is arranged in the central position, so that the docking space 20 is divided into upper and lower layers, and a set of signal signals are respectively provided on the upper and lower surfaces of the tongue plate 211. , power supply and grounding multiple docking terminals 22, only the basic type of the female connector 2 is mentioned in the utility model, which does not limit the patent scope of the utility model. If other modifications and equivalent structural changes are used, all Should be included in the patent scope of the present utility model in the same way.

Furthermore, the plurality of plate-shaped terminals 121 of the present invention are all formed with a plug-in part 1211 of a 嚚-shaped piercing space 1210 in front. When the male connector 1 is plugged into the female connector 2, the plate-shaped terminals 121 are plugged in. The part 1211 is elastically clamped on the upper and lower surfaces of the tongue plate 211 in the docking space 20 of the female connector 2, and the tongue plate 211 is located in the piercing space 1210, and at the same time makes two groups of power supplies on the upper and lower surfaces of the tongue plate 211 of the female connector 2 and the butt terminal 22 for grounding are in electrical contact with the upper and lower elastic arms of the inserting portion 1211 of the plate terminal 121 at the same time, so regardless of whether the male connector 1 is plugged into the female connector 2 in the front or reverse , can be smoothly plugged in for power supply or charging on electronic devices (such as mobile phones, tablet computers, etc.) that generally have a female connector. The difficulty in assembling the male connector 1 can be reduced due to the reduced number of plate terminals 121 , and the plate terminals 121 have the advantages of easy processing, low cost and increased structural strength.

In addition, the terminal group 12 of the male connector 1 is connected with a connection part 1212 between the power supply and ground plate terminals 121 at different positions, and the connection parts 1212 of the power supply and ground plate terminals 121 are respectively located at the The upper and lower concave parts 1112 of the terminal base 111 are used to form a common circuit with stable power supply. In addition, when the terminal group 12 of the male connector 1 is assembled with the terminal base 111, because the number of plate-shaped terminals 121 can be greatly reduced, so when assembling And the structure is simpler and more stable, and when the male connector 1 is plugged into the female connector 2, it can effectively increase the strength of the pulling force and prevent deformation and damage.

However, when general electronic devices (such as mobile phones, tablet computers, etc.) are used for power supply or charging, different devices have different rated current. The design of the upper and lower surfaces of the tongue plate 211 in the connector 2 can make the plate-shaped terminal 121 with a larger area allow to transmit a higher rated current, and can be supplemented by the fact that the upper and lower outer surfaces of the plate-shaped terminal 121 are not close to the cover of the seat body 11 The design makes the convection space of the cold air larger for heat dissipation, and can effectively reduce the impedance and temperature generated by the voltage when powering or charging the electronic device, which can not only improve the power supply or charging efficiency of the electronic device, but also avoid the overheating of the electronic device produce.

In addition, the welding part 1213 of the power supply and grounding plate terminal 121 of the terminal group 12 of the male connector 1 is provided with a through hole 1214 in the utility model, and a plurality of conductors of the wire (not shown in the figure) are penetrated. And hooked in the through hole 1214 for welding operation, its electrical conduction effect is good and it is not easy to detach due to plugging and unplugging, but the above welding method can also be used for direct welding with conductors or welding on circuit boards. This is not to limit the patent scope of the present utility model. If other modifications and equivalent structural changes are used, they should be included in the patent scope of the present utility model in the same way.

Claims (10)

1. A reversible pluggable power connector, the male connector includes a seat body, a terminal group and a shielding shell; its characteristics are: The base body is pierced with a plurality of tuning fork-type plate-shaped terminals for power supply and grounding, and the front is provided with a plug-in space for plugging in the preset female connector in the forward and reverse directions; The plurality of plate-shaped terminals in this terminal group have two polarities of power supply and grounding, and each plate-shaped terminal is provided with a plug-in part in front, and each plug-in part is formed with a seat body tongue for a preset female connector The penetration space where the board is placed, and the two sets of butt terminals for power supply and grounding on the upper and lower surfaces of the tongue plate can be in electrical contact with the upper and lower elastic arms of the plug-in part at the same time, and the welding parts of the plurality of plate-shaped terminals are located outside the seat body ;and Covering the shielding shell positioned outside the male connector seat, the shielding shell is located at the inserting portion of the plurality of plate-shaped terminals. 2. The reversible pluggable power connector according to claim 1, wherein the base body includes a terminal base and a hollow body, a plug-in space is formed in front of the body, and a rear part is fixed for the terminal base. positioning department. 3. The reversible pluggable power connector according to claim 2, wherein the upper and lower surfaces of the terminal base are provided with recesses, and the plate-shaped terminals for power and grounding in different positions of the terminal group are respectively connected by a The parts are connected into one body, and the connecting parts of the plate terminals for power supply and grounding are respectively located on the recessed part to form a fixed position. 4. The reversible pluggable power connector according to claim 2, characterized in that two partitions extend outward from the rear side of the terminal base, and in addition, one of the two plate-shaped terminals for power supply In order to be located outside the two partitions, the other one is located between the two partitions, and one of the two grounding plate terminals is located outside the two partitions, and the other is located between the two partitions. 5 . The reversible pluggable power connector as claimed in claim 1 , wherein the tail end welding portions of the plurality of plate terminals are all provided with through holes for wire conductor welding. 5 . 6. The reversible pluggable power connector according to claim 2, wherein the terminal base is provided with a plurality of slots, and the plurality of plate-shaped terminals of the terminal group are vertically inserted into the slots of the terminal base middle. 7 . The reversible pluggable power connector as claimed in claim 6 , wherein the plurality of plate-shaped terminals are provided with protrusions interfering with the slots on the upper and lower end surfaces in front of the connecting portion. 8 . 8 . The reversible pluggable power connector as claimed in claim 6 , wherein the terminal group is provided with a detection terminal, and the detection terminal is vertically disposed in the slot of the terminal base. 9. The reversible pluggable power connector according to claim 2, characterized in that, the surface of the main body is provided with a concave button hole, and the shielding shell is provided with a button hole that can be buckled in the body. Buckle the shrapnel. 10 . The reversible pluggable power connector as claimed in claim 2 , wherein the rear end of the shielding shell is bent downwards to have a stop piece that can be held against the rear surface of the terminal base. 11 .