CN213212439U - Electric connector and circuit board - Google Patents
Electric connector and circuit board Download PDFInfo
- Publication number
- CN213212439U CN213212439U CN202021976705.4U CN202021976705U CN213212439U CN 213212439 U CN213212439 U CN 213212439U CN 202021976705 U CN202021976705 U CN 202021976705U CN 213212439 U CN213212439 U CN 213212439U
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- conductive terminals
- electrical connector
- fixing member
- abutting surface
- mounting holes
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Abstract
The utility model discloses an electric connector, which comprises at least two groups of conductive terminals, wherein each conductive terminal comprises a fixed end and a connecting end far away from the fixed end, the fixed end is used for connecting a circuit board, and the connecting end is used for connecting external electronic equipment; the first fixing piece is provided with a butting surface, and the fixed ends of the conductive terminals respectively penetrate through the first fixing piece and extend out of the butting surface, so that at least two groups of conductive terminals are fixed on the first fixing piece; the first fixing piece is provided with at least one radiating hole, and the radiating hole extends from the abutting surface to the direction departing from the abutting surface. The utility model discloses still disclose a circuit board. The utility model discloses the heat of electric connector in the welding process passes through outside the first mounting is arranged to the louvre, can prevent that the heat from playing quick radiating effect in the gathering of butt face, the deformation of first mounting when effectively reducing the electric connector welding.
Description
Technical Field
The utility model relates to the field of electronic technology, in particular to electric connector and circuit board.
Background
The electric connector is widely used as a connector on a circuit board. The conventional electrical connector is generally mounted on a circuit board by soldering, and based on the electrical connector having a plurality of conductive terminals, the positions of the plurality of conductive terminals need to be fixed by a fixing member, and then the conductive terminals are soldered on the circuit board.
The fixing member is generally a plastic member, however, the electric connector generates a large amount of heat during welding, so that the fixing member is easily deformed, and the stability of the conductive terminal is affected after the deformation of the fixing member.
SUMMERY OF THE UTILITY MODEL
The main objective of the present invention is to provide an electrical connector, which aims to solve the technical problem that the fixing member of the electrical connector is easy to deform when the electrical connector is welded to a circuit board.
To achieve the above object, the present invention provides an electrical connector, which comprises:
the conductive terminals comprise fixed ends and connecting ends far away from the fixed ends, the fixed ends are used for connecting the circuit board, and the connecting ends are used for connecting external electronic equipment;
the first fixing piece is provided with a butting surface, and the fixed ends of the conductive terminals respectively penetrate through the first fixing piece and extend out of the butting surface, so that at least two groups of conductive terminals are fixed on the first fixing piece; the first fixing piece is provided with at least one radiating hole, and the radiating hole extends from the abutting surface to the direction departing from the abutting surface.
Optionally, the abutting surface is concavely provided with a groove, and the heat dissipation hole is located on the bottom of the groove.
Optionally, the first fixing part includes a base and an expansion platform, the expansion platform is formed by extending from the bottom of the base to a side edge, and the bottom of the expansion platform and the bottom of the base form the abutting surface; the base is provided with at least two groups of mounting holes penetrating through the base, the mounting holes are located on the abutting surface, the fixed end of the conductive terminal penetrates through the mounting holes and extends out of the abutting surface, and the heat dissipation holes penetrate through the expanding table from the bottom of the expanding table.
Optionally, the height of the extension table is less than the height of the base.
Optionally, a supporting plate is convexly disposed on one side of the base, which is far away from the abutting surface, and the supporting plate is located between the two sets of conductive terminals to support the conductive terminals.
Optionally, each group of the conductive terminals has a plurality of the conductive terminals, a plurality of the mounting holes are provided corresponding to each group of the mounting holes, at least two groups of the conductive terminals are arranged in parallel, and at least two groups of the mounting holes are arranged in parallel on the abutting surface.
Optionally, a material taking groove is formed in the abutting surface and located between the two sets of mounting holes.
Optionally, the electrical connector further includes a second fixing member, the connecting ends of the conductive terminals respectively pass through the second fixing member and extend to the outside of the second fixing member, and the first fixing member and the second fixing member fix the conductive terminals.
Optionally, the second fixing member is an insulating plastic member.
The invention also provides a circuit board, which comprises a substrate and at least one electric connector, wherein the substrate is printed with a circuit, and the conductive terminals of the electric connector are welded on the circuit.
In an embodiment of the present invention, the electrical connector includes a fixing member and at least two sets of conductive terminals, the first fixing member has a butting surface, and fixed ends of the conductive terminals respectively pass through the first fixing member and extend out of the butting surface, so that the at least two sets of conductive terminals are fixed on the first fixing member; and the first fixing piece is provided with at least one heat dissipation hole, and the heat dissipation hole extends from the abutting surface to the direction departing from the abutting surface. Therefore, heat generated in the welding process of the electric connector is discharged outside the first fixing piece through the heat dissipation holes in the abutting surfaces, the heat can be prevented from being accumulated on the abutting surfaces, the effect of quick heat dissipation is achieved, and deformation of the first fixing piece during welding of the electric connector is effectively reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic perspective view of an electrical connector according to the present invention;
fig. 2 is a schematic perspective view of another perspective view of the electrical connector provided by the present invention;
FIG. 3 is a schematic cross-sectional view taken along A-A of FIG. 2;
fig. 4 is an exploded view of the electrical connector provided by the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | |
10 | First |
| 20 | |
11 | |
| 21 | Fixed |
12 | Expansion table |
| 22 | Connecting |
13 | |
| 30 | |
14 | |
| 15 | |
16 | |
| 17 | Supporting plate |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but on the basis of the realization of those skilled in the art, when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
The utility model provides an electric connector, mainly used circuit board is as the connecting terminal on the circuit board, the electricity is connected and is fixed through the welded mode on the circuit board.
Referring to fig. 1 to 4, an electrical connector 1 according to the present invention includes at least two sets of conductive terminals 20 and at least one first fixing member 10, wherein the first fixing member 10 is used for fixing at least two sets of conductive terminals 20, so as to fix at least two sets of conductive terminals 20 together.
Specifically, conductive terminal 20 includes stiff end 21 and keeps away from the link 22 of stiff end 21, stiff end 21 is used for the connecting circuit board, specifically will through the welded mode stiff end 21 welds to on the circuit board, link 22 is as link 22 mouth for connect external electronic equipment.
The first fixing member 10 has a contact surface, the fixed ends 21 of the conductive terminals 20 respectively penetrate through the first fixing member 10 and extend out of the contact surface, and the first fixing member 10 fixes at least two sets of the conductive terminals 20 on the first fixing member 10. When the electrical connector 1 is soldered to a circuit board, the first fixing member 10 serves as a supporting member of the electrical connector 1, and the abutting surface is a surface of the electrical connector 1 which abuts against the circuit board after being soldered to the circuit board.
In this embodiment, at least one heat dissipation hole 13 is disposed on the first fixing element 10, and the heat dissipation hole 13 extends from the abutting surface to a direction away from the abutting surface, so as to dissipate heat on the abutting surface to the outside of the first fixing element 10 through the heat dissipation hole 13.
It will be understood that the process of connecting the electrical connector 1 to a circuit board is as follows: penetrating the fixed end 21 of the conductive terminal 20 through the first fixing member 10, so that the conductive terminal 20 is fixed on the first fixing member 10; and installing the fixed end 21 of the conductive terminal 20 on the circuit board, enabling the abutting surface to abut against the circuit board, and welding and fixing the fixed end 21 on the circuit board to complete the installation of the electric connector 1. Because the heat that produces when the stiff end 21 welds makes easily first mounting 10 warp, this embodiment is through set up louvre 13 on first mounting 10, just the drill way of louvre 13 is located on the butt face, and the heat that produces in the welding process passes through louvre 13 of butt face is arranged outside first mounting 10, so can prevent the gathering of heat at the butt face, play quick radiating effect, can effectively reduce the deformation of first mounting 10 when electric connector 1 welds, and then improve electric connector 1's welding effect.
It should be noted that, in the present embodiment, each group of the conductive terminals 20 may be composed of one conductive terminal 20, or may be composed of two conductive terminals 20, in a preferred embodiment, each group of the conductive terminals 20 is composed of a plurality of the conductive terminals 20, the plurality of the conductive terminals 20 are arranged in a row at a time, and two groups of the conductive terminals 20 are arranged in parallel.
Further, in a preferred embodiment, the abutting surface is concavely provided with a groove 15, the heat dissipation hole 13 is located on the bottom of the groove 15, that is, the abutting surface has an integral concave platform, when the abutting surface abuts against the circuit board, the groove 15 and the circuit board have a gap to reduce the heating area, and based on the fact that the bottom of the groove 15 is not in direct contact with the circuit board, the groove 15 and the circuit board form a heat dissipation space, so that heat can be more conveniently dissipated from the heat dissipation hole 13 of the groove 15.
It is understood that, in a preferred embodiment, the electrical connector 1 includes a base 11 and a expanding platform, the expanding platform is formed by extending from the bottom of the base 11 to the side, and the bottom of the expanding platform and the bottom of the base 11 form the abutting surface; the base 11 is provided with at least two sets of mounting holes 14 penetrating through the base 11, the mounting holes 14 are located on the abutting surface, the fixed ends 21 of the conductive terminals 20 penetrate through the mounting holes 14 and extend out of the abutting surface, and the heat dissipation holes 13 penetrate through the expanding table 12 from the bottom of the expanding table 12. Here, the conductive terminal 20 is mounted on the first fixing member 10, a surface of the first fixing member 10 facing the fixed end 21 of the conductive terminal 20 is a bottom of the base 11, a surface of the first fixing member 10 facing the connecting end 22 of the conductive terminal 20 is a top of the base 11, and the bottom of the base 11 is used for abutting against the circuit board.
The base 11 is used for fixing the conductive terminal 20, and the extension table 12 is used for heat dissipation. The extension table 12 extends from the bottom of the base 11 to the side edge, so as to increase the area of the bottom of the base 11, that is, the area of the abutting surface, and thus the stressed area of the electrical connector 1 can be properly increased. The mounting holes 14 for mounting the conductive terminals 20 are disposed on the base 11, and the heat dissipation holes 13 are disposed on the expansion table 12, so that the base 11 can be prevented from being thin and easily deformed. The extension table 12 is a boss extending from the side of the base 11, and the heat dissipation hole 13 is not interfered by the conductive terminal 20, so that the heat dissipation effect is good.
In a preferred embodiment, the height of the extension table is smaller than the height of the base 11, so as to increase the heat dissipation speed, and meanwhile, based on the height of the extension table being smaller than the height of the base 11, the heat dissipation space above the extension table 12 is large, so that the heat dissipation effect is better.
It should be noted that, in this embodiment, the mounting hole 14 is adapted to the conductive terminal 20, and the conductive terminal 20 passes through the mounting hole 14 and is tightly fitted with the mounting hole 14, so as to prevent the conductive terminal 20 from moving, and improve the stability of the electrical connector 1.
Further, in order to further improve the fixing property of the first fixing member 10 and prevent the poor stability of the electrical connector 1 after installation, a supporting plate 17 is convexly disposed on one side of the base 11 away from the abutting surface, and the supporting plate 17 is located between the two sets of conductive terminals 20 to support the conductive terminals 20. That is, the supporting plate 17 extends from the top of the base 11 to the end away from the bottom to form the supporting plate 17, the supporting plate 17 is located between the two sets of conductive terminals 20 to support the two sets of conductive terminals 20, and when the electrical connector 1 is welded to a circuit board, the supporting plate 17 is welded at the bottom of the base 11, so that the supporting plate 17 is not easily subjected to thermal deformation, the fixing effect of the first fixing member 10 can be enhanced through the supporting plate 17, and the deformation of the base 11 is reduced by combining the heat dissipation effect of the heat dissipation holes 13 on the expansion table, so that the fixing effect of the first fixing member 10 is good, and the welding effect of the electrical connector 1 is improved.
In an embodiment, each set of the conductive terminals 20 of the electrical connector 1 has a plurality of the conductive terminals 20, a plurality of the mounting holes 14 is provided corresponding to each set of the mounting holes 14, at least two sets of the conductive terminals 20 are arranged in parallel, and at least two sets of the mounting holes 14 are arranged in parallel on the abutting surface. In this way, in order to balance the thermal stress between the mounting holes 14 in the first fixing member 10, the intervals between the mounting holes 14 in each set of mounting holes 14 are equal, that is, the hole wall thickness between two adjacent mounting holes 14 is the same.
Similarly, a material taking groove 16 is provided between the two sets of mounting holes 14 on the abutting surface, so that a sufficient gap is provided between the two sets of mounting holes 14 to prevent deformation, and the thickness of the circumferential hole wall of each mounting hole 14 is uniform, so that the circumferential thermal stress of the first fixing member 10 in the mounting holes 14 is balanced, and the first fixing member 10 is prevented from thermal deformation.
In an embodiment, the electrical connector 1 further includes a second fixing member 30, the connecting ends 22 of the conductive terminals 20 respectively pass through the second fixing member 30 and extend out of the second fixing member 30, and the first fixing member 10 and the second fixing member fix the conductive terminals 20.
The second fixing member 30 is an insulating plastic member.
In this embodiment, the second fixing member 30 is used to fix the connecting ends 22 of the conductive terminals 20, and is combined with the first fixing member 10 to fix a plurality of conductive terminals 20 in the electrical connector 1 together, so as to form an electrical connector 1 with high stability.
Further, the present embodiment also provides a circuit board, the circuit board includes a substrate and at least one electrical connector 1, a circuit is printed on the substrate, and the conductive terminals 20 of the electrical connector 1 are soldered on the circuit.
The electrical connector 1 is the electrical connector 1 described in each of the above embodiments, and based on the circuit board in this embodiment, the electrical connector 1 described in each of the above embodiments is used as the connection end 22, and the electrical connector 1 has all the beneficial effects that the circuit board in this embodiment also has, which are not described herein again.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (10)
1. An electrical connector, comprising:
the conductive terminals comprise fixed ends and connecting ends far away from the fixed ends, the fixed ends are used for connecting the circuit board, and the connecting ends are used for connecting external electronic equipment;
the first fixing piece is provided with a butting surface, and the fixed ends of the conductive terminals respectively penetrate through the first fixing piece and extend out of the butting surface, so that at least two groups of conductive terminals are fixed on the first fixing piece; the first fixing piece is provided with at least one radiating hole, and the radiating hole extends from the abutting surface to the direction departing from the abutting surface.
2. The electrical connector of claim 1, wherein the abutting surface is recessed with a groove, and the heat dissipation hole is located on a bottom of the groove.
3. The electrical connector of claim 1, wherein the first fixing member comprises a base and a spreading platform, the spreading platform is formed by extending from a bottom of the base to a side edge, and the bottom of the spreading platform and the bottom of the base form the abutting surface; the base is provided with at least two groups of mounting holes penetrating through the base, the mounting holes are located on the abutting surface, the fixed end of the conductive terminal penetrates through the mounting holes and extends out of the abutting surface, and the heat dissipation holes penetrate through the expanding table from the bottom of the expanding table.
4. The electrical connector of claim 3, wherein the height of the docking station is less than the height of the base.
5. The electrical connector of claim 3, wherein a support plate is disposed on a side of the housing away from the contact surface, and the support plate is disposed between the two sets of conductive terminals to support the conductive terminals.
6. The electrical connector of claim 3, wherein each set of said conductive terminals has a plurality of said conductive terminals, each set of said mounting holes has a plurality of said mounting holes, at least two sets of said conductive terminals are arranged in parallel, and each set of said mounting holes is arranged in parallel on said abutment surface.
7. The electrical connector of claim 3, wherein a material channel is disposed on the abutting surface and is located between the two sets of mounting holes.
8. The electrical connector of claim 1, further comprising a second fixing member, wherein the connecting ends of the conductive terminals respectively pass through the second fixing member and extend out of the second fixing member, and the first fixing member and the second fixing member fix the conductive terminals.
9. The electrical connector of claim 8, wherein the second fixing member is an insulating plastic member.
10. A circuit board comprising a substrate and at least one electrical connector according to any one of claims 1 to 9, the substrate having circuitry printed thereon, the conductive terminals of the electrical connector being soldered to the circuitry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021976705.4U CN213212439U (en) | 2020-09-10 | 2020-09-10 | Electric connector and circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021976705.4U CN213212439U (en) | 2020-09-10 | 2020-09-10 | Electric connector and circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213212439U true CN213212439U (en) | 2021-05-14 |
Family
ID=75819867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021976705.4U Active CN213212439U (en) | 2020-09-10 | 2020-09-10 | Electric connector and circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213212439U (en) |
-
2020
- 2020-09-10 CN CN202021976705.4U patent/CN213212439U/en active Active
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| GR01 | Patent grant |