CN204905540U - power connector - Google Patents

Abstract

The utility model relates to a power connector, its male connector is including the pedestal, terminal group and cover in the outside shield shell of pedestal, wherein this pedestal is for having the body of cavity form, and be equipped with the grafting space that can positive and negative direction grafting female connector used in body the place ahead, and two lateral walls in grafting space all are equipped with the fixed terminal of pegging graft location usefulness with female connector, connect as an organic wholely with a bridging portion between fixed terminal again, its fixed terminal structural strength can promote more, so when male connector plug when female connector, its fixed terminal just has non-deformable and not fragile advantage, and when saving the equipment of fixed terminal and two lateral walls in grafting space, its each fixed terminal is for installing flow and time in two lateral walls in grafting space respectively, and then reach and reduce the assembly cost.

Description

power connector

technical field

The utility model provides a power connector, especially a male connector seat body is provided with a fixed terminal that can be plugged and positioned with a female connector, and a bridging part is used to bridge the two fixed terminals to form a whole. The assembly and structure are simpler and more stable, and when the male connector is plugged into the female connector, the strength of the component is effectively increased, and the effect of not being easily deformed and damaged is achieved.

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 a plurality of upper-row terminals and a plurality of lower-row ends, in order to separate the terminal group and the metal partition Board-molded universal serial bus Type-C electrical connectors must go through multiple processing operations. After forming insulating rubber seats on multiple upper terminals and multiple lower terminals, the metal separator is clamped on the Between the insulating rubber seats of multiple upper row terminals and multiple lower row terminals, plastic injection processing can be performed to form a female connector. However, in many use cases, male connectors are often only for It is used to supply power or charge for the equipment end (such as mobile phone, tablet computer, etc.) where the female connector is located, so the number of terminals used by the male connector can omit the signal terminals and only need to retain the power and ground terminals. The female connector is plugged in the front or reverse side. 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 empty, and The overall structure is complex and the design is not easy. Generally, this kind of cable male connector is made in two ways. One way is to directly solder the male connector to multiple conductors of the wire, and the other way is to Solder the multiple conductors of the male connector and wires on a circuit board at the same time, 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 near the soldering part of the male connector and the wires , is considered a complete line-end male connector, and when the male connector used for power supply or charging is plugged into the female connector, the following problems will occur. When the fixed end between the two is stressed, the other Insufficient structural stability leads to easy deformation and damage of its components. There are also shortcomings such as short service life of the product and insufficient pull-out strength, which easily fall off.

Therefore, how to solve the deficiency and inconvenience of the above-mentioned prior art is the direction for relevant industry to study and improve urgently.

Utility model content

In view of the above shortcomings, the creator collected relevant information, evaluated and considered in many ways, and based on years of experience accumulated in this industry, through continuous trial and modification, the purpose of this utility model is to provide a power connector.

The utility model provides a power supply connector. The male connector includes a base body, a terminal group and a shielding shell. The base body is pierced with a plurality of tuning fork type plate terminals for power supply and grounding. The front is There is an insertion space that can be inserted into the preset female connector in the forward and reverse directions, and fixed terminals for insertion and positioning with the female connector are provided on both sides of the insertion space, and the fixed terminals are connected There is a bridging part; the multiple plate-shaped terminals of 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 preset female seat connection The tongue plate of the main body of the device is inserted into the piercing space, 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 The shielding shell is located outside the seat body; and the shielding shell is positioned outside the seat body of the male connector.

Wherein: the base body includes a terminal base and a hollow body, a plug-in space is formed in the front of the body, and a positioning part for fixing the terminal base is formed in the rear.

Among them: the two sides of the surface of the body are provided with slots connected to the plug-in space, and in front of the slot are recessed slots connected to the plug-in space and the outside of the body, and the fixed terminals pass through the slots and extend into the A suspended state is formed in the insertion space, and the bridging portion of the fixed terminal is positioned between the main body and the shielding shell.

Wherein: the surface of the bridging portion of the fixed terminal is provided with an elastic convex portion that resists and contacts the inner wall of the shielding case.

Wherein: a distance in front of the positioning part of the main body is provided with a protruding block for the front edge of the bridging part to support.

Wherein: the upper surface of the positioning part of the body is concavely provided with a plurality of buttonholes, and the shielding shell is provided with a plurality of buckle elastic pieces buckled in the plurality of buttonholes.

Wherein: the front end of the fixed terminal is relatively inwardly bent to have a resisting end, and the fixed terminal is adjacent to the bridging portion and is provided with positioning bumps for interfering in the two side walls of the cut groove.

The beneficial effects of the utility model:

The main purpose of this utility model is that the seat body has a hollow body, and there is an insertion space in front of the body that can be inserted into the female connector in the forward and reverse directions, and the two side walls of the insertion space are provided with There are fixed terminals for plugging and positioning with the female connector, and then a bridge is connected between the fixed terminals to form a whole. The structural strength of the fixed terminals will be further improved, so when the male connector is plugged into the female connector , can achieve the purpose of effectively increasing the strength of the component and not easily deformed and damaged.

The secondary purpose of this utility model is to connect the fixed terminals with a bridging part to form a whole, so that the fixed terminals can be assembled on the body once in place, which can save the fixed terminal and the two side walls of the plug-in space. The fixed terminal is the process and time of installing on the two side walls of the plug-in space respectively, so as to achieve the purpose of reducing the assembly cost.

Description of drawings

Fig. 1 is a three-dimensional appearance 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.

【Symbol Description】

1. Male connector

11. Seat body

111. Terminal block

1111. slot

1112: Concave

1113: clapboard

112. Ontology

1120. Insertion space

1121: block

1122. Grooving

1123. Grooving

1124. Positioning Department

1125: buttonhole

12. Terminal group

121. Plate terminal

1210. Wearing Space

1211. Connector

1212. Connection

1213. Welding department

1214: through hole

1215: protruding thorns

122. Fixed terminal

1221: Bridge

1222: Resistance end

1223. Locating bumps

1224: elastic convex part

123. Detection terminal

13. Shielding shell

131. Buckle shrapnel

132. Stop piece

2. Female connector

20. Docking space

21. Subject

211 Tongue plate

22. Docking terminal

23. Iron shell

Detailed ways

In order to achieve the above-mentioned purpose and effect, the technical means and its structure adopted by the utility model, and the method of implementation, the drawings illustrate the features and functions of the preferred embodiments of the utility model as follows in order to facilitate a complete understanding.

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 base 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 in the rear direction. There are two partitions 1113, and the main body 112 is hollow. The front of the main body 112 is provided with an insertion space 1120 that can be inserted into the female connector 2 in the forward and reverse directions, and a protrusion is provided on the upper surface of the main body 112. The stopper 1121, and the surface of the body 112 is adjacent to the two sides with a slot 1122 connected to the insertion space 1120, and in front of the slot 1122, there is a groove 1123 that communicates with the insertion space 1120 and the outside of the body 112 , and the rear of the body 112 is a positioning part 1124 for fixing the terminal base 111, and the upper surface of the positioning part 1124 is recessed with a plurality of button holes 1125, wherein the plurality of plate-shaped terminals 121 and detection terminals 123 of the terminal group 12 are Vertically penetrated in the slot 1111 of the terminal base 111, and the plurality of plate-shaped terminals 121 have two polarities of power supply and grounding, and each plate-shaped terminal 121 is formed with a hole-shaped penetration space 1210 for insertion part 1211, and between the plate terminals 121 for power supply and grounding at different positions, a connecting part 1212 is bridged into one body, and the connecting part 1212 is positioned on the concave part 1112 of the terminal base 111, and makes multiple The welding part 1213 of the plate terminal 121 is located at the rear outside of the terminal base 111, and the two plate terminals 121 for power supply are located outside the two partitions 1113, and the two plate terminals 121 for grounding are located between the two partitions 1113. To form a stable insulation state, at the same time, the tail ends of the welding parts 1213 of the plurality of plate-shaped terminals 121 are provided with through holes 1214 for wire conductor welding, and the plurality of plate-shaped terminals 121 are provided with interference on the upper and lower end surfaces in front of the connecting part 1212 The protrusion 1215 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 then the fixed terminal 122 passes through the slot 1122 And extend into the through groove 1123 to form a suspended state, and connect a bridging part 1221 between the two fixed terminals 122, and the bridging part 1221 is positioned between the main body 112 and the shielding shell 13, and the shielding shell The body 13 is provided with a plurality of buckling springs 131 that can be buckled in a plurality of button holes 1125, and the rear end of the shielding shell 13 is bent downward to have a plurality of stoppers that can be supported on the rear surface of the terminal base 111. Stop sheet 132.

The front end of the above-mentioned fixed terminal 122 is relatively inwardly bent to have a resisting end 1222, and the fixed terminal 122 is adjacent to the bridging portion 1221, and a positioning bump 1223 for interfering in the two side walls of the cut groove 1122 is provided, and the bridging portion The surface of 1221 is provided with an elastic protrusion 1224 that is in contact with the inner wall of the shielding case 13 to form a ground.

Moreover, the above-mentioned elastic protrusion 1224 is preferably implemented as having an elastic piece, and a convex point is formed on the elastic piece, but in actual application, it can also be directly set as a raised elastic piece or other materials that can resist and contact the shielding shell 13. connection method.

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 joints that include a main body 21 and pass through the main body 21 The terminal 22 and the iron shell 23 covered outside 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 an upper layer and a lower layer, and the upper and lower surfaces of the tongue plate 211 are respectively provided with a set of The plurality of butt terminals 22 for signal, power supply and grounding only describe the basic type of the female connector 2 in this utility model, which does not limit the patent scope of the utility model, such as using other modifications and equivalent structural changes , all should be included in the scope of the patent of the present utility model in like manner, together give Chen Ming.

The fixed terminals 122 of the seat body 11 of the utility model are connected together by a bridging part 1221, and the front edge of the bridging part 1221 is positioned against the stopper 1121, when the male connector 1 is plugged into the female seat In the case of the connector 2, since the fixed terminal 122 is made integrally with the bridging portion 1221, the structure will be more stable, and the purpose of effectively increasing the strength of the component and not being easily deformed or damaged can be achieved.

The above-mentioned fixed terminals 122 of the male connector 1 are connected together by a bridging portion 1221, so that the fixed terminals 122 can be assembled on the body 112 once in place, and the installation of each fixed terminal 122 in the insertion space 1120 can be simplified. The process and time of the two side walls can further reduce the assembly cost.

Furthermore, the multiple plate-shaped terminals 121 of the present invention are all formed with a plug-in portion 1211 with a hole-shaped penetrating space 1210 in front. When the male connector 1 is plugged into the female connector 2, the plate-shaped terminals 121 are inserted The joint 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 the upper and lower surfaces of the tongue plate 211 of the female connector 2 The docking terminal 22 for power supply and grounding is in electrical contact with the upper and lower elastic arms of the inserting portion 1211 of the plate-shaped terminal 121 at the same time, so regardless of whether the male connector 1 is plugged into the female connector in the front or reverse 2. It can be smoothly plugged in for power supply or charging on electronic devices (such as mobile phones, tablet computers, etc.) that are generally provided with a female connector 2. In addition, the plurality of plate-shaped terminals 121 of the present invention are vertical flat plates formed by stamping state, not only can reduce the assembly difficulty of the male connector 1 due to the reduced number of plate-shaped terminals 121, but also make the plate-shaped 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 soldering portion 1213 of the plate terminal 121 for power supply and grounding 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 passed through. Inserted and hooked in the through hole 1214 for welding operation, its electrical conduction effect is good and it is not easy to be separated due to plugging and unplugging. However, the above welding method can also be used for direct welding with conductors or welding on circuit boards. The non-statements therefore 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, and it is stated hereby.

Therefore, the above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the patent scope of the present utility model. The utility model is mainly aimed at the male connector 1 of the power connector, wherein the seat body 11 It has a hollow body 112, and in front of the body 112, there is an insertion space 1120 that can be inserted into the female connector 2 in the forward and reverse directions, and the two side walls of the insertion space 1120 are provided with the female connector. 2 Insert the fixed terminals 122 for positioning, and then connect a bridging part 1221 between the fixed terminals 122, the structural strength of the fixed terminals 122 will be further improved, so when the male connector 1 is plugged into the female connector 2, its The fixed terminal 122 has the advantages of being not easily deformed and not easily damaged. Therefore, all structures and devices that can achieve the aforementioned effects should be covered by the present invention. Such simple modifications and equivalent structural changes should be included in the present invention in the same way. Within the scope of the new type of patent, I will cooperate with Chen Ming.

To sum up, the above-mentioned reversible pluggable power connector of this utility model can really achieve its function and purpose when used, so this utility model is a new model with excellent practicability, and it is in line with the requirements of the new patent. Application requirements are filed in accordance with the law.

Claims (7)

1. A power connector, the male connector of which includes a seat body, a terminal group and a shielding shell, is characterized in that: The base body is equipped with a plurality of tuning fork-type plate terminals for power supply and grounding. The front is provided with a plug-in space that can be inserted into the preset female connector in the forward and reverse directions, and on both sides of the plug-in space. All are equipped with fixed terminals for plugging and positioning with the female connector, and there is a bridging part connected between the fixed terminals; The multiple plate-shaped terminals of the 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 main body tongue for a preset female connector The 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 on the seat body. outside; 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 power connector as claimed in claim 1, wherein the seat body comprises a terminal base and a hollow body, a plugging space is formed in front of the body, and a positioning portion for fixing the terminal base is formed in the rear. 3. The power connector according to claim 2, characterized in that: two sides of the surface of the main body are provided with slots connected to the plug-in space, and a recess is provided in front of the slot to communicate with the plug-in space and the outside of the body The fixed terminal passes through the slot and extends into the insertion space to form a suspended state, and then the bridging part of the fixed terminal is positioned between the body and the shielding shell. 4 . The power connector as claimed in claim 3 , wherein the surface of the bridging portion of the fixed terminal is provided with an elastic protrusion which is in contact with the inner wall of the shielding case. 5 . 5 . The power connector as claimed in claim 2 , wherein a protruding block is provided at a distance in front of the positioning portion of the main body for the front edge of the bridging portion to bear against. 6 . 6. The power connector according to claim 2, characterized in that: the upper surface of the positioning portion of the body is provided with a plurality of button holes, and the shielding shell is provided with a plurality of button holes that are buckled in the plurality of button holes Buckle the shrapnel. 7. The power connector as claimed in claim 2, characterized in that: the front end of the fixed terminal is relatively inwardly bent to have abutting ends, and the fixed terminal is adjacent to the bridging portion for interfering with the two sides of the slit. Locating bumps in the wall.