CN201590556U - Power supply connector - Google Patents

Abstract

The utility model relates to a power connector is equipped with metal casing on the insulator, and metal casing's grounding piece can stretch into the inside of insulator, and the insulator is inserted and is equipped with just, negative terminal, just, the kink of negative terminal and grounding piece and stretch into the annular slotted hole of insulator, by this, reaches metal casing and has the purpose of shielding, ground connection, guide and locate function concurrently.

Description

power connector

Technical field:

The utility model relates to a connector, in particular to a power connector with a metal shell as a shielding structure, and the metal shell has a grounding sheet.

Background technique:

Known technology such as China Taiwan's No. M 358426 high-power connector structure patent case announced on June 1, 2009 includes a housing, a base and a terminal group; wherein, the housing defines an accommodating groove, and the aforementioned base The terminal group is accommodated, the accommodating groove engages the base, the above-mentioned base includes a first base and a second base, the aforementioned terminal group includes first and second terminals, and the accommodation of the first base The space is provided with ribs and fixing grooves, the grooves of the fixing grooves are for the first contact end of the first terminal to be accommodated, the second base is embedded in the first base, and the second terminal is fixed on the second base In the engaging groove of the seat, the second terminal has a plurality of second contact ends.

However, the aforementioned connector only uses the first welding end of the first terminal to be welded with other parts of the circuit or system (for example: the grounding of the circuit). When the first terminal is in contact with the power plug, the housing is only used as a shielding structure. Not in contact with the power plug. Therefore, if the structures of the housing and the base are improved, the housing can be in contact with the power plug and have the functions of shielding and grounding.

Invention content:

Therefore, the main purpose of this utility model is to provide a power connector, which is provided with a metal shell on the insulator as a shielding structure, and the grounding plate of the metal shell can extend into the inside of the insulator, and the insulator is inserted with a positive, The negative pole terminal, the positive and negative pole terminals and the bending part of the grounding plate extend into the annular slot hole of the insulator.

The second object of the present utility model is to provide a power connector, in which a support piece is inserted into the insulator, and the bent portion of the support piece extends into the annular slot of the insulator, or, the insulator is inserted with a positioning piece, and The bent part of the positioning piece extends into the annular slot hole of the insulator.

Another object of the present utility model is to provide a power connector, which is provided with a stop plate at the rear end of the insulator to resist the central terminal, the negative terminal and the positive terminal, so as to increase the fixity of these terminals. And the insulator and the stop plate are fixed by the metal shell.

Another purpose of the present utility model is to provide a power connector. The positive terminal can be provided with arc-shaped surfaces on both sides of the bent part, or the positive terminal can be provided with a convex center in the bent part. department.

The technical scheme that the utility model solves its technical problem adopts is:

A power connector, comprising:

An insulator, which is inserted with a positioning piece, a negative terminal and a positive terminal, and has a central cylinder;

a central terminal inserted into the central cylinder, and the front end of the central terminal is bifurcated;

A metal shell, which is sleeved on the outside of the insulator; wherein, the metal shell has a grounding piece, and the bending parts of the negative terminal, the grounding piece and the positioning piece are bent inward, and the bending part of the positive terminal is outward Bending shape, these bending parts extend into the annular slot hole of the insulator, and the ends of the central terminal, the negative terminal and the positive terminal have welding parts.

A power connector, comprising:

an insulator interposed with a support piece, a negative terminal and a positive terminal, and having a central cylinder;

a central terminal inserted into the central cylinder, and the front end of the central terminal is bifurcated;

A metal shell, sleeved on the outside of the insulator; wherein, the metal shell has a grounding piece, the bending part of the grounding piece and the negative terminal is bent inward, and the bending part of the supporting piece and the positive terminal is outward Bending shape, these bending parts extend into the annular slot hole of the insulator, and the ends of the central terminal, the negative terminal and the positive terminal have welding parts.

A power connector, comprising:

an insulator interposed with negative and positive terminals and having a central cylinder;

a central terminal inserted into the central cylinder, and the front end of the central terminal is bifurcated;

A metal shell, which is sleeved on the outside of the insulator; wherein, the metal shell has a grounding piece, and the bending part of the grounding piece and the negative terminal is bent inward, and the bending part of the positive terminal is bent outward , these bent parts extend into the annular slot of the insulator.

The beneficial effect of the utility model is: the metal shell has both the shielding function and the grounding function, and when the connector of the utility model is mated with another connector, the grounding piece can form a good guide and positioning effect.

The second beneficial effect of the utility model is: the insulator has the function of guiding, and when the connector of the utility model is mated with another connector, the support piece or the positioning piece can form a good support or positioning effect.

Another beneficial effect of the utility model is that it can ensure that the central terminal, the negative terminal and the positive terminal are fixed between the insulator and the stop plate, so that the metal shell can also have the function of fixing.

Another beneficial effect of the utility model is that the bent portion of the positive terminal can form a better contact area by means of the arc-shaped surfaces on both sides, or the bent portion of the positive terminal can be formed by the central The protrusion forms a better contact area.

The features, technical means, specific functions, and specific embodiments of the present utility model are described in detail with accompanying drawings and figure numbers.

Description of drawings:

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is a perspective view of a preferred embodiment of the utility model;

Fig. 2 is a perspective view of another viewing angle of a preferred embodiment of the present invention;

Fig. 3 is a three-dimensional exploded view of a preferred embodiment of the present invention;

Fig. 4, Fig. 5 are the implementation state figure of preferred embodiment of the present utility model;

Fig. 6 is a three-dimensional exploded view of the second embodiment of the utility model;

Fig. 7 is the implementation status diagram of the second embodiment of the utility model;

Fig. 8 is a three-dimensional exploded view of the third embodiment of the utility model;

Fig. 9 is a schematic diagram of the positive terminal of the fourth embodiment of the utility model;

Fig. 10 is a schematic diagram of the positive terminal of the fifth embodiment of the present invention.

Detailed ways:

In order to further understand the features, technical means, and achieved specific functions and objectives of the present utility model, more specific embodiments are listed hereby, followed by drawings and drawing numbers in detail as follows.

Please refer to FIGS. 1 to 5. In a preferred embodiment, the connector of the present invention includes an insulator 10, a central terminal 40, and a metal shell 50; the insulator 10 is inserted with a negative terminal 20 and a positive terminal 30. , and has a central cylinder 11 to form an annular slot 12; the central terminal 40 is inserted inside the central cylinder 11, and the front end 41 of the central terminal 40 is bifurcated; the metal shell 50 is sleeved on the outside of the insulator 10; Wherein, the ground piece 51 of the metal shell 50 extends into the interior of the insulator 10 through the perforation 13, the bending portion 23, 53 of the negative terminal 20 and the ground piece 51 is bent inward and extends into the annular slot 12, and the positive The bent portion 33 of the terminal 30 is bent outward and extends into the annular slot 12. When the connector of the present invention is mated with another connector (not shown), the metal shell 50 provides shielding and grounding. , guidance and positioning functions.

The preferred grounding method of the connector is as follows: the ends of the negative terminal 20, the positive terminal 30 and the central terminal 40 have welding parts 29, 39, 49, and the grounding method of the metal shell 50 can be grounded separately by the metal shell 50, or by At least one clamping portion 54 is electrically connected to the welding portion 29 of the negative terminal 20 to achieve grounding. In addition, when the negative terminal 20 , the positive terminal 30 and the grounding plate 51 are arranged in a pair, the metal shell 50 can be electrically connected to the welding portion 29 of the two negative terminals 20 through the two clamping portions 54 to achieve grounding.

The preferred fixing methods of these terminals 20, 30, 40 are as follows: the negative terminal 20 and the positive terminal 30 have a plurality of hooks 22, 32 and a plurality of bumps 24, 34 to be embedded in the insulator 10, and the central terminal 40 has A plurality of hooks 42 are embedded in the insulator 10 . In addition, when the rear end of the insulator 10 is provided with a stopper plate 60, the front and rear side edges of the negative terminal 20 and the positive terminal 30 respectively abut against the inside of the insulator 10 and the stopper plate 60 with the lateral extensions 25 and 35 to increase the fixity. The central terminal 40 abuts against the stop portion 111 of the central cylinder 11 and the stop plate 60 with the two positioning portions 43 and 44 respectively, and the central terminal 40 abuts against the interior of the insulator 10 with the longitudinal extension portion 45 to increase the fixation.

When the rear end of the insulator 10 is provided with a stopper 60, the preferred combination is as follows: the metal shell 50 is buckled into the two positioning portions 15 of the insulator 10 with two positioning portions 52, and the metal shell 50 is clamped in plural The part 54 is fastened to the plurality of positioning parts 64 of the stop plate 60, and the stop plate 60 is fastened to the two positioning parts 16 of the insulator 10 with a pair of hooks 62, so that the stop plate 60 can withstand the terminals 20, 30, 40, and the welding portions 29, 39 of the negative terminal 20 and the positive terminal 30 can protrude from the plurality of perforations 61 of the stopper plate 60, and the central terminal 40 can be inserted into the interior of the insulator 10 through the perforation 63 of the stopper plate 60.

When the interior of the insulator 10 is provided with a light-emitting component 70, the preferred combination is as follows: the insulator 10 has a light-transmitting hole 17, and the outer frame 171 of the light-transmitting hole 17 and the stop plate 60 can fix the light-emitting component 70 on the insulator 10 Inside, the two welding feet 71 of the light-emitting component 70 can protrude from the two through holes 67 of the stopper plate 60 .

6 to 7, in the second embodiment, the insulator 10 can be further inserted with a support piece 80, for example: the support piece 80 has a plurality of hooks 82 to be embedded in the inside of the insulator 10. When the new type of connector is mated with another connector (not shown), the supporting piece 80 can form a good guiding and supporting effect; wherein, the grounding piece 51 of the metal shell 50 extends into the inside of the insulator 10 through the through hole 13 , the bent portions 23, 53 of the negative terminal 20 and the grounding piece 51 are inwardly bent and extend into the annular slot 12, and the bent portions 33, 83 of the positive terminal 30 and the support piece 80 are outwardly bent And stretch into the annular slot 12. Furthermore, the negative terminal 20 , the positive terminal 30 , the grounding piece 51 and the supporting piece 80 can also be arranged in pairs inside the insulator 10 .

Please refer to FIG. 8, in the third embodiment, the insulator 10 can be further inserted with a positioning piece 90, for example: the positioning piece 90 has a plurality of hooks 92 to be embedded in the inside of the insulator 10, when the utility model is connected When the connector is mated with another connector (not shown in the figure), the positioning piece 90 can form a good guiding and positioning effect; wherein, the grounding piece 51 of the metal shell 50 extends into the inside of the insulator 10 through the through hole 13, and the negative terminal 20. The bending parts 23, 53, 93 of the grounding piece 51 and the positioning piece 90 are bent inward and extend into the annular slot 12, and the bending part 33 of the positive terminal 30 is bent outward and extend into the Annular slot 12. Moreover, the negative terminal 20 , the positive terminal 30 , the ground piece 51 and the positioning piece 90 can also be arranged in pairs inside the insulator 10 .

Please refer to FIG. 9, in the fourth embodiment, the positive terminal 30 can be provided with arc-shaped surfaces 331 on both side edges of the bent portion 33, so that the bent portion 33 can be formed more easily by these arc-shaped surfaces 331. good contact area.

Please refer to FIG. 10 , in the fifth embodiment, the positive terminal 30 can have a convex portion 332 at the center of the bent portion 33 , so that the bent portion 33 can form a better contact area through the convex portion 332 .

Claims (11)

1. a power connector is characterized in that, this connector comprises:

One insulator is inserted with spacer, negative terminal and positive terminal, and has central cylindrical;

One center terminal be inserted in the inside of this central cylindrical, and the front end of this center terminal is forked;

One metal shell is sheathed on the outside of insulator; Wherein, metal shell has ground strip, and the kink of negative terminal, ground strip and spacer is the shape that bends inwards, and the kink of positive terminal is outside bending, these kinks also stretch into the annular slotted hole of insulator, and the end of center terminal, negative terminal and positive terminal has weld part.

2. power connector according to claim 1, it is characterized in that, this ground strip, spacer, negative terminal and positive terminal are provided with all in pairs, and the weld part electric connection with these negative terminals out of the ordinary of two clamping parts of metal shell, the kink of this positive terminal also is provided with arcwall face in the both sides of the edge of this kink.

3. a power connector is characterized in that, this connector comprises:

One insulator is inserted with support chip, negative terminal and positive terminal, and has central cylindrical;

One center terminal be inserted in the inside of this central cylindrical, and the front end of this center terminal is forked;

One metal shell is sheathed on the outside of insulator; Wherein, metal shell has ground strip, and the kink of ground strip and negative terminal is the shape that bends inwards, and the kink of support chip and positive terminal is outside bending, these kinks also stretch into the annular slotted hole of insulator, and the end of center terminal, negative terminal and positive terminal has weld part.

4. power connector according to claim 3, it is characterized in that, this ground strip, support chip, negative terminal and positive terminal are provided with all in pairs, and the weld part electric connection with these negative terminals out of the ordinary of two clamping parts of metal shell, the kink of this positive terminal also is provided with arcwall face in the both sides of the edge of this kink.

5. a power connector is characterized in that, this connector comprises:

One insulator is inserted with negative terminal and positive terminal, and has central cylindrical;

One center terminal be inserted in the inside of this central cylindrical, and the front end of this center terminal is forked;

One metal shell is sheathed on the outside of insulator; Wherein, metal shell has ground strip, and the kink of ground strip and negative terminal is the shape that bends inwards, and the kink of positive terminal is outside bending, and these kinks also stretch into the annular slotted hole of insulator.

6. power connector according to claim 5 is characterized in that the kink of this positive terminal is provided with arcwall face in the both sides of the edge of this kink.

7. power connector according to claim 5 is characterized in that the kink of this positive terminal is provided with protuberance in the central authorities of this kink.

8. power connector according to claim 5 is characterized in that the end of this center terminal, negative terminal and positive terminal has weld part, and metal shell has at least the weld part of a clamping part and this negative terminal to electrically connect; This center terminal has plural trip in addition, and this negative terminal and positive terminal all have plural trip and plural projection, with build-in in insulator.

9. power connector according to claim 5, it is characterized in that, the rear end of this insulator is provided with baffle plate, the two location divisions button of this metal shell is fixed in insulator, and the plural clamping part button of this metal shell is fixed in baffle plate, this baffle plate also is fixed in insulator with a pair of trip button, and the weld part of this negative terminal and positive terminal is stretched out by the plurality of through holes of this baffle plate.

10. power connector according to claim 9 is characterized in that this center terminal has two location divisions and longitudinal extension part, and these location divisions distinctly prop up the stopper section and the baffle plate of this central cylindrical, and this longitudinal extension part props up the inside of insulator; This negative terminal and positive terminal all have horizontal expansion portion, and the forward edge of these extensions props up the inside of insulator, and the posterior edges of these extensions props up baffle plate.

11. power connector according to claim 9, it is characterized in that, the loophole inside of this insulator is provided with luminescence component, this luminescence component is fixed by the housing of this loophole and the locating piece of this baffle plate, this baffle plate has two perforation, and the welding foot of this luminescence component is also stretched out by these perforation.

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