CN210779112U

CN210779112U - Power supply connector

Info

Publication number: CN210779112U
Application number: CN201922050073.2U
Authority: CN
Inventors: 杜金良
Original assignee: Sichuan Yonggui Science and Technology Co Ltd; Shenzhen Megmeet Electrical Co Ltd
Current assignee: Sichuan Yonggui Science and Technology Co Ltd; Shenzhen Megmeet Electrical Co Ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-06-16
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a power supply connector, which comprises a plastic base, a terminal group and a plastic clamp position, wherein the plastic base comprises an upper wall, a lower wall, two side walls and a splicing space, the upper wall and the lower wall are respectively provided with an opening and a mounting hole, the plastic base is internally provided with an upper row of terminal grooves and a lower row of terminal grooves and a clamping column hole for communicating the opening with the mounting hole, the terminal group is accommodated in the upper row of terminal grooves and the lower row of terminal grooves, the terminal group is provided with a through hole corresponding to the mounting hole, the plastic base comprises a base part and a clamping column extending from the base part to the splicing space, the plastic clamp position passes through the clamping column and sequentially passes through the through hole, the clamping column hole and the mounting hole to be fixed at the opening part of the plastic base, the utility model is easy to install, the plastic base and the plastic clamp position are not easy to, meanwhile, the force of the plastic clamping card terminal set is increased, so that the terminal set is not easy to withdraw.

Description

Power supply connector

Technical Field

The embodiment of the utility model provides a relate to connector product technical field, especially relate to a power connector.

Background

The connector is used as a main adaptor for transmitting electric signals in various electronic products, wherein the connector is specially provided for power input/output and signals, and is widely used in various portable electronic products, such as mobile phones, Personal Digital Assistants (PDAs), MP3 personal computers, recording pens, notebook computers, apple iPOD and the like.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a aim at providing a dismouting and easy maintenance's power connector.

The utility model discloses a technical scheme be: there is provided a power connector including: the plastic base comprises an upper wall, a lower wall, two side walls and an inserting space, wherein the upper wall and the lower wall are respectively provided with an opening and a mounting hole, an upper row of terminal grooves and a lower row of terminal grooves are arranged in the plastic base, and a clamping column hole for communicating the opening and the mounting hole is formed in the plastic base;

the terminal group is accommodated in the upper row of terminal grooves and the lower row of terminal grooves and comprises a main body part, a PIN needle formed at the front end of the main body part and a PIN part formed by extending and bending along the rear end of the main body part, and the main body part is provided with a through hole corresponding to the mounting hole;

the plastic screens, include the basal portion and certainly the basal portion to the card post that extends in the grafting space, the plastic screens passes through the card post passes in proper order the through-hole the card post hole with the mounting hole is fixed the opening part of plastic base.

In some embodiments, the plastic clip includes a plurality of clip posts, and the clip posts are disposed at equal intervals on the base of the plastic clip;

the center of the clamping column hole and the center of the mounting hole are located on the same vertical plane.

In some embodiments, the base is provided with a through-hole slot.

In some embodiments, a face of the base opposite the opening is provided with a protrusion for interfering with the plastic base when installed.

In some embodiments, the terminal sets include a first terminal set and a second terminal set;

the plastic screens include first plastic screens and second plastic screens, be used for respectively fixing second terminal group with first terminal group.

In some embodiments, the first terminal set is a high power terminal set and the second terminal set is a low power terminal set;

the clamping column of the first plastic clamping position is a circular clamping column, and the through hole in the main body part of the second terminal group is a circular through hole for the circular clamping column to pass through;

the clamping columns of the second plastic clamping position are square clamping columns, and the through holes in the main body parts of the first terminal group are square through holes for the square clamping columns to penetrate through.

In some embodiments, the first terminal set includes a first upper row of terminals, a first lower row of terminals, and a pop nut;

the pin parts of the first upper row terminals and the first lower row terminals are respectively provided with a threaded hole, and the expansion riveting nut penetrates through the two threaded holes to fix the first upper row terminals and the first lower row terminals.

In some embodiments, the terminal set further includes a signal terminal set, and the upper and lower parts of the main body of the signal terminal set are respectively provided with a hook;

the upper wall and the lower wall are respectively provided with a clamping hook hole corresponding to the clamping hook, and the signal terminal group is fixed on the plastic base by buckling the clamping hook and the clamping hook hole.

In some embodiments, the signal terminal set is disposed between the first terminal set and the second terminal set.

In some embodiments, the lower wall of the plastic base is further provided with a plurality of bosses with equal height, and the end faces of the bosses are located on the same horizontal plane.

The utility model has the advantages that:

according to the technical scheme, the strength of the mold core of the plastic base is increased, the service life of the plastic base is prolonged, the plastic clamp position is convenient to install and simple to disassemble, the plastic base and the plastic clamp position cannot be scrapped when the plastic clamp position is disassembled and repaired, and meanwhile, the terminal force of the plastic clamp position clamp is increased, so that the terminal is not easy to withdraw.

Drawings

Fig. 1 is an exploded schematic view of a power connector according to some embodiments of the present invention;

FIG. 2 is a schematic diagram of the structure of the upper wall of the plastic base of the power connector shown in FIG. 1;

FIG. 3 is a schematic diagram of the structure of the lower wall of the plastic base of the power connector shown in FIG. 1;

FIG. 4 is a schematic diagram of a sidewall of a plastic base of the power connector shown in FIG. 1;

FIG. 5 is a schematic diagram of a first terminal set of the power connector shown in FIG. 1;

FIG. 6 is a structural diagram of a second terminal set of the power connector shown in FIG. 1;

FIG. 7 is a structural diagram of a signal terminal set of the power connector shown in FIG. 1;

FIG. 8 is a schematic view of a first plastic clip of the power connector shown in FIG. 1;

fig. 9 is a schematic structural diagram of a second plastic clip of the power connector shown in fig. 1.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "top," "bottom," "upper," "lower," "left," "right," and the like as used herein are for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1-4 together, some embodiments of the present invention provide a power connector 100, including a plastic base 10, a terminal set and a plastic card, where the plastic base 10 includes an upper wall 11, a lower wall 12, two side walls 13 and a plug space 14, the upper wall 11 and the lower wall 12 are respectively opened with an opening and a mounting hole, the opening includes a first opening 111 and a second opening 112, the mounting hole includes a first mounting hole 121 and a second mounting hole 122, the first mounting hole 121 is disposed on the lower wall 12 at a position corresponding to the first opening 111, the second mounting hole 122 is disposed on the lower wall 12 at a position corresponding to the second opening 112, the first mounting hole 121 is a circular hole, the second mounting hole 122 is a square hole, an upper row and a lower row of terminal slots 15 and a column-locking hole are disposed inside the plastic base 10, the clamp column holes increase the strength of the mold core, the clamp column holes comprise a first clamp column hole 16 and a second clamp column hole 17, the first clamp column hole 16 is communicated with the first opening 111 and the first mounting hole 121, the second clamp column hole 17 is communicated with the second opening 112 and the second mounting hole 122, the center of the first clamp column hole 16 and the center of the first mounting hole 121 are located on the same vertical plane, and the centers of the second clamp column hole 17 and the second mounting hole 122 are located on the same vertical plane.

In addition, lower wall 12 of plastic base still is provided with a plurality of bosses 123 of equal height, the terminal surface of boss 123 is located same horizontal plane, boss 123 is in order to increase wholly the height of plastic base 10 is in order to satisfy different product installations the utility model discloses a requirement.

In order to enable the power connector 100 and another connector to be tightly combined with each other, a combining portion 124 is disposed on the left and right sides of the plastic base 10, the combining portion 124 is a groove, and the combining portion of the other connector connected with the power connector 100 is a protrusion, and when the two connectors are connected with each other, the combining portions are buckled with each other, so that the connectors are not easily separated from each other.

Referring to fig. 5, 6 and 7, the terminal set is accommodated in the upper and lower rows of terminal grooves 15, and the terminal set includes a main body portion, a PIN formed at a front end of the main body portion, and a lead portion extending and bent along a rear end of the main body portion, wherein the lead portions of all terminals in the terminal set are exposed outside the plastic base. The terminal set includes a first terminal set 20, a second terminal set 30 and a signal terminal set 40, wherein the first terminal set 20 is a high power terminal set, the second terminal set 30 is a low power terminal set, and the signal terminal set 40 is disposed between the first terminal set 20 and the second terminal set 30. The main body of the first terminal set 20 is provided with a through hole corresponding to the second mounting hole 122, the first terminal group 20 includes a first upper row terminal 21, a first lower row terminal 22 and a squeeze nut 23, figure 5 shows the body portion 211 of the first upper row of terminals 21, the PIN 212, the lead portion 213 and the through holes 2111 in the body portion 211 of the first upper row of terminals 21, the structure of the first lower row terminal 22 is similar, the body portion 221, the PIN 222, the lead portion 223 of the first lower row terminal 22 and the through hole 2211 on the body portion 221 of the first lower row terminal 22, the through hole 2111 and the through hole 2211 are both square through holes, the pin part 213 of the first upper row terminal 21 and the pin part 223 of the first lower row terminal 22 are respectively provided with an upper screw hole 2131 and a lower screw hole 2231, the expansion nut 23 is inserted into the upper screw hole 2131 and the lower screw hole 2231 to fix the first upper row terminals 21 and the first lower row terminals 22.

Fig. 6 shows the body portion 31, the PIN 32, and the lead portion 33 of the second terminal set 30, the body portion 31 of the second terminal set 30 is formed with a through hole 311 corresponding to the first mounting hole 121, and the body portion 31 of the second terminal set 30 is formed with a circular through hole 311 to maximize the conductor cross-sectional area.

Fig. 7 shows the main body portion 41, the PIN 42 and the PIN portion 43 of the signal terminal group 40, the main body portion 41 of the signal terminal group 40 is respectively provided with hooks 411 at the upper and lower sides, and the upper wall 11 and the lower wall 12 are respectively provided with hook holes 15 corresponding to the hooks 411. During installation, the PIN 42 of the signal terminal group 40 is inserted into the terminal slot 15, the main body 41 of the signal terminal group 40 is accommodated in the insertion space 14, the PIN 43 of the signal terminal group 40 is exposed outside the plastic base 10, and the fastening of the hook 411 on the signal terminal group 40 and the hook hole 18 fixes the signal terminal group 40 on the plastic base 10.

Referring to fig. 8 and 9, the plastic clip includes a base and a clip post extending from the base into the insertion space 14. The plastic screens include a first plastic screen 50 and a second plastic screen 60, the first plastic screen 50 is disposed in the first opening 111 for fixing the second terminal set 30, the first plastic screen 50 includes a plurality of posts extending from the base 51 of the first plastic screen 50 to the insertion space 14, the posts of the first plastic screen 50 are circular posts 52, the circular posts 52 are equidistantly disposed on the base 51 of the first plastic screen 50, the circular through hole 311 on the second terminal set 30, the first post hole 16 and the first mounting hole 121 are used for allowing the circular posts 52 to pass through, so that the first plastic screen 50 is clamped to optimize the force of the second terminal set 30, thereby the second terminal set 30 is not easy to fall off when being mounted on the plastic base 10, the base 51 of the first plastic screen 50 is provided with a first through hole groove 53, the first plastic clip 50 is elastic and not easy to be damaged during rotation, and a first protrusion 54 is disposed on a surface of the base 51 of the first plastic clip 50 opposite to the first opening 111 for interfering with the plastic base 10 during installation, so as to fix the first plastic clip 50 on the plastic base 10.

Specifically, the PIN of the second terminal set 30 is inserted into the terminal groove 15, the main body 21 of the second terminal set 20 is accommodated in the inserting space 14, the lead portion 22 of the second terminal set 20 is exposed outside the plastic base 10, the first plastic clip 50 is disposed in the first opening 111, the circular clip column 52 sequentially passes through the through hole 311 on the main body 31 of the second terminal set 30, the first clip column hole 16 and the first mounting hole 121, so as to fix the second terminal set 30 to the plastic base 10, and the first protrusion 54 of the first plastic clip 50 interferes with the plastic base 10, so as to fix the first plastic clip 50 to the first opening 111 of the plastic base 10.

The second plastic screens 60 are arranged in the second opening 112 for fixing the first terminal group 20, the second plastic screens 60 include a plurality of from the basal portion 61 of the second plastic screens 60 to the card post that extends in the grafting space 14, the card post of the second plastic screens 60 is square card post 62, and is a plurality of square card post 62 equidistant set up in the basal portion 61 of the second plastic screens 60, square through hole 2111 on the main body portion 211 of the first row of terminals 21 and square through hole 2211 on the main body portion 221 of the first row of terminals 22, the second card post hole 17 and the second mounting hole 122 are used for supplying the square card post 62 to pass, increased the second plastic screens 60 card the power of the first terminal group 20 makes the first terminal group is difficult to drop, be provided with the second through hole groove 63 on the basal portion 61 of the second plastic screens 60, the second plastic clip 60 is elastic and not easy to be damaged during rotation, and a second protrusion 64 is disposed on the surface of the base 61 of the second plastic clip 60 opposite to the second opening 112, and is used for interfering with the plastic base 10 during installation, so as to fix the second plastic clip 60 on the plastic base 10.

Specifically, the PIN of the first terminal set 20 is inserted into the terminal groove 15, the main body of the first terminal set 20 is contained in the inserting space 14, the PIN of the first terminal set 20 is exposed outside the plastic base 10, the second plastic card position 60 is disposed in the second opening 112, the square card column 62 sequentially passes through the through hole 2111 on the first upper row terminal 21, the second card column hole 17, the through hole 2211 on the first lower row terminal 22 and the second mounting hole 122, so as to fix the first terminal set 20 to the plastic base 10, and the second protrusion 64 of the second plastic card position 60 forms interference with the plastic base 10, so as to fix the second plastic card position 60 to the second opening 112 of the plastic base 10.

The embodiment of the utility model provides a pair of power connector passes through the plastic screens and realizes the fixed of terminal group, is equipped with the card post hole that the same card post of centre-to-centre spacing passed on supplying the plastic screens on the plastic base, easy dismounting is equipped with the through-hole that supplies the card post to pass on the terminal group, has increased the power of plastic screens card terminal group, makes the terminal group be difficult for withdrawing from, and is equipped with the arch on the plastic screens, dismantles behind the plastic screens, and plastic base and plastic screens are difficult for scrapping.

The utility model discloses structure after the assembly is more stable, and life is longer to have stronger market competition.

It should be noted that the preferred embodiments of the present invention are described in the specification and the drawings, but the present invention can be realized in many different forms, and is not limited to the embodiments described in the specification, and these embodiments are not provided as additional limitations to the present invention, and are provided for the purpose of making the understanding of the disclosure of the present invention more thorough and complete. Moreover, the above technical features are combined with each other to form various embodiments which are not listed above, and all the embodiments are regarded as the scope of the present invention; further, modifications and variations will occur to those skilled in the art in light of the foregoing description, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.

Claims

1. A power connector, comprising:

the plastic base comprises an upper wall, a lower wall, two side walls and an inserting space, wherein the upper wall and the lower wall are respectively provided with an opening and a mounting hole, an upper row of terminal grooves and a lower row of terminal grooves are arranged in the plastic base, and a clamping column hole for communicating the opening and the mounting hole is formed in the plastic base;

2. The power connector of claim 1,

the plastic clamp comprises a plurality of clamping columns, and the clamping columns are arranged on the base part of the plastic clamp at equal intervals;

3. The power connector of claim 2,

the base is provided with a through hole groove.

4. The electrical power connector as recited in claim 3,

the base part is provided with a protrusion on one surface opposite to the opening, and the protrusion is used for forming interference with the plastic base when being installed.

5. The power connector of any one of claims 1-4,

the terminal set comprises a first terminal set and a second terminal set;

6. The power connector of claim 5,

the first terminal group is a high-power terminal group, and the second terminal group is a low-power terminal group;

7. The power connector of claim 5,

the first terminal group comprises a first upper row of terminals, a first lower row of terminals and a rivet nut;

8. The power connector of claim 5,

the terminal group also comprises a signal terminal group, and the upper part and the lower part of the main body part of the signal terminal group are respectively provided with a clamping hook;

9. The electrical power connector as recited in claim 8,

the signal terminal group is arranged between the first terminal group and the second terminal group.

10. The power connector of claim 1,

the lower wall of the plastic base is also provided with a plurality of bosses with the same height, and the end faces of the bosses are positioned on the same horizontal plane.