CN217934404U - Double row type pin header connector - Google Patents
Double row type pin header connector Download PDFInfo
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- CN217934404U CN217934404U CN202222257243.6U CN202222257243U CN217934404U CN 217934404 U CN217934404 U CN 217934404U CN 202222257243 U CN202222257243 U CN 202222257243U CN 217934404 U CN217934404 U CN 217934404U
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- plastic seat
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Abstract
The utility model discloses a double row type pin header connector, which comprises a plastic seat and a plurality of groups of terminals; the terminals are fixedly inserted on the plastic seat, the terminals comprise a first group of terminals, a second group of terminals and a third group of terminals, the first group of terminals and the second group of terminals are L-shaped terminals, and the third group of terminals are I-shaped terminals; the first group of terminals comprise first terminals, and the first terminals comprise first contact parts and first welding parts which are integrally connected; the first welding part is of a patch type welding structure; the second group of terminals comprise second terminals, and the second terminals comprise second contact parts and second welding parts which are integrally connected; the second welding part is a pin welding part, the third group of terminals comprises third terminals, and the third terminals comprise third contact parts and third welding parts which are integrally connected; the third welding part is of a patch type welding structure, so that the strength of the first group of terminals, the second group of terminals and the third group of terminals when being connected with the PCB is guaranteed.
Description
Technical Field
The utility model belongs to the technical field of double row formula pin header connector and specifically relates to indicate a double row formula pin header connector.
Background
The pin header is a device which is used for conducting signals and power supplies between boards or different modules, and is formed by using various plastic materials as a framework and arranging metal pins which are insulated from each other at certain intervals. The connector is widely applied to PCB circuit boards in electronics, electrical appliances and instruments, has the function of a bridge at the blocked part or among isolated and non-conductive circuits in the circuit, and takes charge of the task of current or signal transmission. The connecting plate is usually matched with a row bus to form plate-to-plate connection; or the wire harness is matched with an electronic wire harness terminal for use to form board-to-wire connection; or can be used independently for board-to-board connections.
The existing double-row pin header connector for the printed circuit board comprises a plastic body and a plurality of pin headers, wherein the pin headers are arranged in a double row and penetrate through the plastic body. This kind of double row formula row pin connector, in practical application, double row formula row pin connector needs the cartridge on the PCB board, and set up a series and arrange the hole of dodging of pin looks counterpoint at the PCB board, in order to do benefit to and carry out subsequent signal conductor welding operation, however, this kind of double row formula row pin connector can receive the effect of lateral force inevitably, thereby very easily lead to arranging the pin and tear or arrange the emergence of pin lodging phenomenon in dodging the hole, make double row formula row pin connector take place the dislocation very easily in welding process, and then influence the stability that the signal switched on.
The row's needle connector of taking the pilot pin has appeared afterwards on the market, and it is mainly including arranging needle and the plastic body, arrange the needle run through set up in the plastic body, the end of bending of arranging the needle is the 90 degrees setting of bending, be provided with the pilot pin on the lower bottom surface both ends of the plastic body, effect through the pilot pin carries out fine prepositioning with the connector, and then makes things convenient for the welding of arranging the needle, but this kind of connector of taking the pilot pin, its row needle is pure SMD structure, has connection strength low, breaks away from easily at the plug in-process repeatedly, the problem that the reliability is low, exactly, the structural design of this kind of single plastic body in addition, it arranges the needle and the plastic body between be connected the steadiness relatively poor.
Therefore, a new technical solution is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a double row pin header connector, which is designed to have L-shaped terminals for the first group of terminals and the second group of terminals, and one-shaped terminal for the third group of terminals, so as to ensure the strength of the first group of terminals, the second group of terminals, and the third group of terminals when being connected to a PCB.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a double row pin header connector comprises a plastic seat and a plurality of groups of terminals; the plurality of groups of terminals are inserted and fixed on the plastic seat, one end of each group of terminals extends into the plastic seat, the other end extends out of the plastic seat,
the plastic seat comprises a first plastic seat and a second plastic seat, the first plastic seat and the second plastic seat are arranged in an up-and-down stacked mode, the multiple groups of terminals comprise a first group of terminals, a second group of terminals and a third group of terminals, and the first group of terminals, the second group of terminals and the third group of terminals are fixedly connected to the first plastic seat and the second plastic seat in an inserted mode;
the first group of terminals and the second group of terminals are L-shaped terminals, and the third group of terminals are I-shaped terminals; the first group of terminals comprise first terminals, and the first terminals comprise first contact parts and first welding parts which are integrally connected; the first contact part is connected with the first welding part through a first connecting part, and the first welding part extends out of the bottom surfaces of the first plastic seat and the second plastic seat and is bent to extend out of the side surfaces of the first plastic seat and the second plastic seat to form a surface mount type welding leg structure;
the second group of terminals comprise second terminals, and the second terminals comprise second contact parts and second welding parts which are integrally connected; the second contact part is connected with the second welding part through a second connecting part, the second welding part is a pin welding part, the second welding part vertically extends downwards from the lower end of the second connecting part to the bottom of the first plastic seat and the bottom of the second plastic seat,
the third set of terminals includes a third terminal including a third contact portion and a third weld portion integrally connected; the third contact part is connected with the third welding part through a third connecting part, and the third welding part extends out of the bottom surfaces of the first plastic seat and the second plastic seat and is bent to extend out of the side surfaces of the first plastic seat and the second plastic seat to form a patch type welding leg structure;
the bottom end of the second plastic seat is also provided with a positioning column, the positioning column is exposed out of the bottom end of the second plastic seat, and the bottom end surface of the positioning column is flush with the bottom end surface of the second group of terminals.
As a preferred scheme, the first group of terminals, the second group of terminals and the third group of terminals are arranged at intervals in a double-row manner and are fixedly connected to the first plastic seat and the second plastic seat in an inserting manner, the third group of terminals are positioned on two sides of the second group of terminals, and the structure design is simple, so that the subsequent assembly and positioning are facilitated.
As a preferred scheme, the first welding part extends out of the bottom surfaces of the first plastic seat and the second plastic seat and is bent rightwards to extend out of the side surfaces of the first plastic seat and the second plastic seat, so as to form a patch type welding leg structure; the third welding part extends out of the bottom surfaces of the first plastic seat and the second plastic seat and bends leftwards to extend out of the side surfaces of the first plastic seat and the second plastic seat to form a patch type welding leg structure, so that the welding parts are uniformly distributed at intervals, and rapid alignment with a bonding pad on a circuit board is facilitated for patch welding.
Preferably, the bottom end face of the second welding portion exceeds the bottom end faces of the first welding portion and the third welding portion.
As a preferred scheme, the first terminals have six and are arranged in a row at intervals, the second terminals have two, the third terminals have four, and the second terminals and the third terminals are arranged in a row at intervals.
As a preferred scheme, the reference column is including interior post and outer post, the surface of interior post is equipped with the external screw thread, interior post and outer post threaded connection, the screw thread of accessible interior post and outer post rotates for the height-adjustable of reference column, the welding foot and the circuit board contact of the connector of being convenient for.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme, it mainly is through the structural design of plastic seat and multiunit terminal, the utility model discloses
The bottom end of the second plastic seat is provided with a positioning column, and the double-row pin header connector is well pre-positioned by utilizing the positioning column, so that the welding of a plurality of groups of terminals is facilitated; and the first group of terminals and the second group of terminals are L-shaped terminals, and the third group of terminals are in a structural design of the I-shaped terminals, so that the strength of the first group of terminals, the second group of terminals and the third group of terminals when the first group of terminals, the second group of terminals and the third group of terminals are connected with the PCB is ensured.
In addition, through the structural design of the double plastic seats, the stability between the multiple groups of terminals and the double plastic seats is firmer.
To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a top view of an embodiment of the present invention;
FIG. 2 is a front view of an embodiment of the present invention;
fig. 3 is a left side view of an embodiment of the present invention.
The attached drawings indicate the following:
10. plastic seat 11, first plastic seat
12. The second plastic seat 13 and the positioning post
131. Inner column 132, outer column
20. Multi-group terminal 30 and first group terminal
31. First terminal 311, first contact part
312. First connection part 313 and first welding part
40. Second group of terminals 41, second terminal
411. Second contact part 412 and second connection part
413. Second solder part 50, third set of terminals
51. Third terminal 511 and third contact part
512. Third connection 513 and a third weld.
Detailed Description
Fig. 1 to fig. 3 show specific structures of embodiments of the present invention.
In the description of the present invention, it should be noted that, for the orientation words, such as the terms "upper", "lower", "front", "rear", "left", "right", etc., it indicates the orientation and the positional relationship shown in the drawings or when the device is normally worn and used, and only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element to be referred must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.
A double row pin header connector comprises a plastic seat 10 and a plurality of groups of terminals 20.
The multi-group terminal 20 is fixed on the plastic seat 10 in an inserting manner, one end of the multi-group terminal 20 extends into the plastic seat 10, and the other end extends out of the plastic seat 10, the plastic seat 10 comprises a first plastic seat 11 and a second plastic seat 12, the first plastic seat 11 and the second plastic seat 12 are stacked up from top to bottom, the bottom end of the second plastic seat 12 is further provided with a positioning column 13, the positioning column 13 is exposed at the bottom end of the second plastic seat 12 and the bottom end surface of the positioning column 13 is flush with the bottom end surface of the second group terminal, and reliability and stability in subsequent assembly positioning are ensured through the design of the positioning column 13. The positioning column 13 comprises an inner column 131 and an outer column 132, the outer surface of the inner column 131 is provided with external threads, the inner column 131 is in threaded connection with the outer column 132, and the inner column 131 and the outer column 132 can rotate through the threads, so that the height of the positioning column 13 can be adjusted, and the welding part of a subsequent connector can be in contact with a circuit board conveniently.
The multiple sets of terminals 20 include a first set of terminals 30, a second set of terminals 40, and a third set of terminals 50, and the first set of terminals 30, the second set of terminals 40, and the third set of terminals 50 are inserted and fixed on the first plastic seat 11 and the second plastic seat 12; the first group of terminals 30 and the second group of terminals 40 are L-shaped terminals, and the third group of terminals 50 are I-shaped terminals, so that the strength of the first group of terminals 30, the second group of terminals 40 and the third group of terminals 50 when being connected with a PCB is ensured. Preferably, the first set of terminals 30, the second set of terminals 40 and the third set of terminals 50 are arranged at intervals to be fixed on the first plastic seat 11 and the second plastic seat 12 in a double-row plug-in manner, and the third set of terminals 50 are located on two sides of the second set of terminals 40, so that the structure design is simple, and the subsequent assembly and positioning are facilitated.
The first group of terminals 30 includes first terminals 31, the first terminals 31 have six and are arranged in a row at intervals, and the first terminals 31 include first contact portions 311 and first welding portions 313 which are integrally connected; the first contact part 311 is connected with the first welding part 313 through a first connection part 312, and the first welding part 313 extends out of the bottom surfaces of the first plastic seat 11 and the second plastic seat 12 and is bent to extend out of the side surfaces of the first plastic seat 11 and the second plastic seat 12, so as to form a patch type soldering leg structure; preferably, the first welding portion 313 extends from the bottom surfaces of the first plastic seat 11 and the second plastic seat 12 and is bent rightward to extend out of the side surfaces of the first plastic seat 11 and the second plastic seat 12, so as to form a patch type fillet structure.
The second group of terminals 40 includes a second terminal 41, the second terminal 41 has two terminals, and the second terminal 41 includes a second contact portion 411 and a second soldering portion 413 which are integrally connected; the second contact portion 411 and the second soldering portion 413 are connected by a second connecting portion 412, the second soldering portion 413 is a pin soldering portion, the second soldering portion 413 vertically extends from the lower end of the second connecting portion 412 to the bottom of the first plastic seat 11 and the bottom of the second plastic seat 12, and preferably, the bottom end surface of the second soldering portion 413 exceeds the bottom end surfaces of the first soldering portion 313 and the third soldering portion 513.
The third set of terminals 50 includes the third terminals 51, the number of the third terminals 50 is four, the second terminals 41 and the third terminals 51 are arranged in a row at intervals, and the structure design is simple, so that the subsequent assembly and positioning are convenient. The third terminal 51 comprises a third contact part 511 and a third welding part 513 which are integrally connected; the third contact part 511 is connected with the third welding part 513 through a third connecting part 512, and the third welding part 513 extends out of the bottom surfaces of the first plastic seat 11 and the second plastic seat 12 and is bent to extend out of the side surfaces of the first plastic seat 11 and the second plastic seat 12, so as to form a patch type welding foot structure; preferably, the third welding portion 513 extends out of the bottom surfaces of the first plastic seat 11 and the second plastic seat 12 and is bent leftwards to extend out of the side surfaces of the first plastic seat 11 and the second plastic seat 12, so as to form a patch type soldering leg structure, so that the welding portions are uniformly arranged at intervals, and the rapid alignment with a pad on a circuit board is facilitated for patch welding.
The utility model is mainly designed through the structure design of the plastic seat and the plurality of groups of terminals, the bottom end of the second plastic seat is provided with the positioning column, the double-row pin header connector is well pre-positioned by utilizing the positioning column, and the welding of the plurality of groups of terminals is further facilitated; and the first group of terminals and the second group of terminals are L-shaped terminals, and the third group of terminals are in a structural design of the I-shaped terminals, so that the strength of the first group of terminals, the second group of terminals and the third group of terminals when the first group of terminals, the second group of terminals and the third group of terminals are connected with the PCB is ensured.
In addition, through the structural design of the double plastic seats, the stability between the multiple groups of terminals and the double plastic seats is firmer.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (6)
1. A double row pin header connector comprises a plastic seat and a plurality of groups of terminals; the multiunit terminal is pegged graft and is fixed in on the plastic seat, in the one end of multiunit terminal stretched into the plastic seat, the other end stretched out outside the plastic seat, its characterized in that:
the plastic bases comprise a first plastic base and a second plastic base, the first plastic base and the second plastic base are arranged in an up-and-down stacked mode, the multiple groups of terminals comprise a first group of terminals, a second group of terminals and a third group of terminals, and the first group of terminals, the second group of terminals and the third group of terminals are fixedly connected to the first plastic base and the second plastic base in an inserted mode;
the first group of terminals and the second group of terminals are L-shaped terminals, and the third group of terminals are I-shaped terminals; the first group of terminals comprise first terminals, and the first terminals comprise first contact parts and first welding parts which are integrally connected; the first contact part is connected with the first welding part through a first connecting part, and the first welding part extends out of the bottom surfaces of the first plastic seat and the second plastic seat and is bent to extend out of the side surfaces of the first plastic seat and the second plastic seat to form a surface mount type welding leg structure;
the second group of terminals comprise second terminals, and the second terminals comprise second contact parts and second welding parts which are integrally connected; the second contact part is connected with the second welding part through a second connecting part, the second welding part is a pin welding part, the second welding part vertically extends downwards from the lower end of the second connecting part to the bottom of the first plastic seat and the bottom of the second plastic seat,
the third group of terminals comprises third terminals, and the third terminals comprise third contact parts and third welding parts which are integrally connected; the third contact part is connected with the third welding part through a third connecting part, and the third welding part extends out of the bottom surfaces of the first plastic seat and the second plastic seat and is bent to extend out of the side surfaces of the first plastic seat and the second plastic seat to form a patch type welding leg structure;
the bottom end of the second plastic seat is also provided with a positioning column, the positioning column is exposed out of the bottom end of the second plastic seat, and the bottom end surface of the positioning column is flush with the bottom end surface of the second group of terminals.
2. The double row header connector of claim 1, wherein: the first group of terminals, the second group of terminals and the third group of terminals are arranged at intervals in a double-row manner and are fixedly connected to the first plastic seat and the second plastic seat in an inserting manner, and the third group of terminals are positioned on two sides of the second group of terminals.
3. The double row header connector of claim 1, wherein: the first welding part extends out of the bottom surfaces of the first plastic seat and the second plastic seat and bends rightwards to extend out of the side surfaces of the first plastic seat and the second plastic seat so as to form a patch type welding leg structure; the third welding part extends out of the bottom surfaces of the first plastic seat and the second plastic seat and bends leftwards to extend out of the side surfaces of the first plastic seat and the second plastic seat to form a patch type welding leg structure.
4. The double row header connector of claim 1, wherein: the bottom end surface of the second welding part exceeds the bottom end surfaces of the first welding part and the third welding part.
5. The double row header connector as recited in claim 2, wherein: the first terminal has six and is arranged in a row with the interval, the second terminal has two, the third terminal has four, second terminal and third terminal are arranged in a row with the interval.
6. The double row header connector of claim 1, wherein: the positioning column comprises an inner column and an outer column, wherein external threads are arranged on the outer surface of the inner column, and the inner column is in threaded connection with the outer column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222257243.6U CN217934404U (en) | 2022-08-26 | 2022-08-26 | Double row type pin header connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222257243.6U CN217934404U (en) | 2022-08-26 | 2022-08-26 | Double row type pin header connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217934404U true CN217934404U (en) | 2022-11-29 |
Family
ID=84170949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222257243.6U Active CN217934404U (en) | 2022-08-26 | 2022-08-26 | Double row type pin header connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217934404U (en) |
-
2022
- 2022-08-26 CN CN202222257243.6U patent/CN217934404U/en active Active
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