CN216624639U

CN216624639U - Double-row terminal socket

Info

Publication number: CN216624639U
Application number: CN202123013147.9U
Authority: CN
Inventors: 胡航天; 赵欣悦; 陈建万
Original assignee: Cixi Wanjie Electronic Co ltd
Current assignee: Cixi Wanjie Electronic Co ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-05-27
Anticipated expiration: 2031-12-02

Abstract

A double-row terminal socket comprises an upper terminal shell, a lower terminal shell and a conductor welding pin preassembled in the lower terminal shell, wherein the lower end of the upper terminal shell is provided with a plug column, the upper end of the upper terminal shell is provided with a wiring hole, and the wiring hole is communicated with the plug column; the upper end of the lower terminal shell is provided with a plug hole, the upper terminal shell and the lower terminal shell are spliced together through the matching of the plug column and the plug hole, and at least part of the conductor welding pin extends into the wiring hole; and both sides of the lower terminal shell are provided with fixed welding pins. The utility model optimizes the whole structure, has small size, is suitable for circuits with narrow structures and can greatly save the wiring space of the circuits; and, add the structure of fixed welding pin on the lower terminal casing to guarantee that double terminal socket is whole to be connected more firm reliable with external terminal welding plate.

Description

Double-row terminal socket

Technical Field

The utility model belongs to the technical field of connectors, and particularly relates to a double-row terminal socket.

Background

With the continuous development of information technology, the development of connector technology is promoted. The connector of the prior double-row pin structure generally comprises an insulating main body and two rows of terminal sets, wherein the insulating main body is provided with a tongue plate and a rear seat extending backwards along the tongue plate, the upper surface and the lower surface of the tongue plate are provided with terminal grooves, and the two rows of terminals are assembled in the insulating main body in an inserting mode, namely, the two rows of terminals are inserted into the terminal grooves on the upper surface and the lower surface of the tongue plate along terminal holes of the rear seat and are respectively positioned in the terminal grooves on the upper surface and the lower surface of the tongue plate. When the socket connector and the socket connector are used, in the process of butt-inserting, as the two socket connectors and the socket connector are not provided with the guide structures, the butt-inserting of the socket connector and the socket connector can be realized only after accurate butt-joint, and the use efficiency of a user is adapted; meanwhile, terminal ports arranged in the socket connector and the socket connector are exposed at the opposite plugging position, after the connector is used for a long time, the phenomena of terminal bending, deviation, dislocation and the like are easily caused, plugging is unsmooth, transmission efficiency is influenced, and in the serious case, the terminals are mutually contacted, short circuit and other problems are caused, so that the quality of the terminals is influenced, and the service lives of the socket connector and the socket connector are shortened.

Disclosure of Invention

To overcome the above-mentioned deficiencies of the prior art, the present invention provides a dual row terminal socket.

The technical scheme for solving the technical problem is as follows: a double-row terminal socket comprises an upper terminal shell, a lower terminal shell and a conductor welding pin preassembled in the lower terminal shell, wherein the lower end of the upper terminal shell is provided with a plug column, the upper end of the upper terminal shell is provided with a wiring hole, and the wiring hole is communicated with the plug column;

the upper end of the lower terminal shell is provided with a plug hole, the upper terminal shell and the lower terminal shell are spliced together through the matching of the plug column and the plug hole, and at least part of the conductor welding pin extends into the wiring hole;

and fixed welding pins are arranged on two sides of the lower terminal shell.

Preferably, the conductor welding pins comprise a long conductor welding pin group and a short conductor welding pin group, and the long conductor welding pin group is arranged on the outer side of the short conductor welding pin group;

first holding chamber and second holding chamber have been seted up on the lower terminal casing, long conductor welding needle group install in first holding chamber, short conductor welding needle group install in second holding chamber.

Preferably, the long conductor welding needle group and the short conductor welding needle group are both right-angled, and one ends of the long conductor welding needle group and the short conductor welding needle group, which are opposite to the upper terminal shell, are flush with each other.

Preferably, the inner wall of the second accommodating cavity is provided with an anti-falling rib, and the anti-falling rib abuts against the short conductor welding needle group and enables the short conductor welding needle group to form limiting fit with the second accommodating cavity.

Preferably, a side of the first accommodating cavity away from the upper terminal housing has a lateral opening.

Preferably, the two sides of the upper terminal shell are provided with clamping hooks, the two sides of the lower terminal shell are provided with clamping grooves, and the clamping hooks can be clamped into the clamping grooves so that the upper terminal shell is fixedly connected with the lower terminal shell.

Preferably, the hook is connected with the upper terminal shell in a rotating mode through a rotating shaft, and comprises a trigger handle and a hook portion convexly arranged on the trigger handle.

Preferably, the rotating shaft is arranged at the intersection of the trigger handle and the hook part.

Preferably, the rotating shaft is further sleeved with a torsion spring, and the torsion spring enables the hook part to have a movement trend of always moving towards one side of the clamping groove.

Preferably, threaded holes are formed in two sides of the upper terminal shell, threaded connecting columns are arranged on two sides of the lower terminal shell, and the threaded connecting columns are connected with the threaded holes through fixing screws.

The utility model has the beneficial effects that: 1. the integrated structure is optimized, the size can be very small, the circuit is suitable for a narrow structure circuit, and the circuit wiring space can be greatly saved; 2. the lower terminal shell is additionally provided with a structure for fixing the welding pins so as to ensure that the connection between the whole double-row terminal socket and an external terminal welding plate is more stable and reliable; 3. the upper terminal shell and the lower terminal shell are fixedly connected through a clamping hook combination or a screw combination, so that the operation is convenient, and the connection is stable and reliable enough; 4. the connection structure of the upper terminal shell and the lower terminal shell in the design is simple and stable, so that efficient automatic production can be realized.

Drawings

Fig. 1 is a schematic partial structure splitting diagram according to the first embodiment.

Fig. 2 is a schematic diagram of a partial structure splitting in the second embodiment.

Fig. 3 is a schematic view of the assembly of the lower terminal housing and the conductor pins of the present invention.

Fig. 4 is an exploded view of the lower terminal housing and conductor pin of the present invention.

Fig. 5 is a cross-sectional view of the lower terminal housing of the present invention.

Fig. 6 is a cross-sectional view of the assembled lower terminal housing and conductor pins of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Example one

Referring to fig. 1 to 6, a double-row terminal socket includes an upper terminal housing 1, a lower terminal housing 2, and a conductor pin pre-installed in the lower terminal housing 2, wherein a plug-in post 3 is installed at the lower end of the upper terminal housing 1, a wiring hole 4 is installed at the upper end of the upper terminal housing 1, and the wiring hole 4 penetrates the plug-in post 3; the upper end of the lower terminal shell 2 is provided with a plug hole 5, the upper terminal shell 1 and the lower terminal shell 2 are spliced together through the matching of the plug column 3 and the plug hole 5, and at least part of the conductor welding pin extends into the wiring hole 4; and both sides of the lower terminal shell 2 are provided with fixed welding pins 6.

The above-mentioned content is the basic scheme of the utility model, it has following characteristics, firstly, make the wiring circuit usually have nothing through inserting the post 3 and connecting the hole 4, realize the preinstallation of the upper terminal housing 1 and lower terminal housing 2 at the same time; secondly, a structure for fixing the welding pin 6 is additionally arranged so as to ensure that the connection between the whole double-row terminal socket and the external terminal welding plate is more stable and reliable.

The utility model belongs to a double-row terminal socket, so the conductor welding pin comprises a long conductor welding pin group 7 and a short conductor welding pin group 8, the long conductor welding pin group 7 is arranged on the outer side of the short conductor welding pin group 8, and a structure of an inner and outer double-row terminal is formed. In order to accommodate the double-row terminals, the lower terminal housing 2 is provided with a first accommodating cavity 9 and a second accommodating cavity 10, the long conductor welding needle group 7 is installed in the first accommodating cavity 9, and the short conductor welding needle group 8 is installed in the second accommodating cavity 10, so that mutual contact interference between the long conductor welding needle group 7 and the short conductor welding needle group 8 is eliminated.

Furthermore, the long conductor welding needle group 7 and the short conductor welding needle group 8 are both right-angled to realize the turning of the circuit; and the long conductor welding needle group 7 and the short conductor welding needle group 8 are aligned to one end of the upper terminal shell 1 and are arranged in a flush mode, so that the structure of the external part is unified, the wiring difficulty is reduced, and the splicing matching of workers is facilitated.

In the external use process, once the short conductor welding needle group 8 deviates, the difficulty of the worker in correcting and adjusting can be greatly increased because the short conductor welding needle group 8 is positioned on the inner side of the long conductor welding needle group 7. Therefore, in this embodiment, the inner wall of the second accommodating cavity 10 is provided with an anti-separation rib, and the anti-separation rib abuts against the short conductor welding needle group 8 and enables the short conductor welding needle group 8 and the second accommodating cavity 10 to form a limit fit. The setting of anticreep muscle with launch, it can weld 8 mutual interference in order to reach the anticreep purpose with the short conductor, and then makes short conductor weld 8 of needle group can keep at fixed station, convenience of customers operation at the grafting in-process. On the other hand, the side of the first accommodating cavity 9, which is far away from the upper terminal housing 1, is provided with a lateral opening 11, and since the long-conductor welding needle group 7 is located outside the short-conductor welding needle group 8, the long-conductor welding needle group 7 can be directly adjusted through the arrangement of the lateral opening 11, and the open structure is convenient for the installation of the long-conductor welding needle group 7.

In the above, it is mentioned that the pre-installation of the upper terminal housing 1 and the lower terminal housing 2 is realized by the insertion posts 3 and the wiring holes 4, and after confirming the accurate alignment of the upper terminal housing 1 and the lower terminal housing 2, a preferable solution is provided for realizing the stable connection of the two, as follows:

the two sides of the upper terminal shell 1 are provided with clamping hooks, the two sides of the lower terminal shell 2 are provided with clamping grooves 12, and the clamping hooks can be clamped into the clamping grooves 12, so that the upper terminal shell 1 and the lower terminal shell 2 are fixedly connected. Specifically, the hook is rotatably connected with the upper terminal housing 1 through a rotating shaft 13, and the hook comprises a trigger handle 14 and a hook part 15 convexly arranged on the trigger handle 14.

In order to make the trigger handle 14 and the hook 15 more balanced in use, the pivot 13 is provided at the intersection of the trigger handle 14 and the hook 15.

In order to realize the tight fit between the hook 15 and the slot 12 and the return of the trigger handle 14 after the trigger handle is rotated, a torsion spring (not shown) is further sleeved on the rotating shaft 13, and the torsion spring makes the hook 15 have a movement tendency of always moving towards one side of the slot 12.

Example two

Referring to fig. 2, the difference between the present embodiment and the first embodiment is the matching manner of the upper terminal housing 1 and the lower terminal housing 2, and the specific differences are as follows: threaded holes 17 are formed in two sides of the upper terminal shell 1, threaded connecting columns 18 are formed in two sides of the lower terminal shell 2, and the threaded connecting columns 18 are connected with the threaded holes 17 through fixing screws.

The use mode of the utility model is as follows: the external connection is accessed through wiring hole 4, and the conductor welding pin is connected with outside plug bush to realize the function of connector, whole and prior art are similar, no longer give unnecessary details here.

The utility model has the advantages that: the whole structure is optimized, the size can be very small, the circuit is suitable for a narrow structure circuit, and the circuit wiring space can be greatly saved; secondly, a structure for fixing a welding pin 6 is additionally arranged on the lower terminal shell 2 so as to ensure that the connection between the whole double-row terminal socket and an external terminal welding plate is more stable and reliable; thirdly, the upper terminal shell 1 and the lower terminal shell 2 are fixedly connected through a clamping hook combination or a screw combination, so that the operation is convenient, and the connection is stable and reliable enough; fourth, terminal casing 1 and lower terminal casing 2 connection structure are simple stable on this design, consequently can realize efficient automated production.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiments according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a double terminal socket, includes last terminal housing, lower terminal housing and pre-installation the conductor welding needle in lower terminal housing which characterized in that: the lower end of the upper terminal shell is provided with an inserting column, the upper end of the upper terminal shell is provided with a wiring hole, and the wiring hole penetrates through the inserting column;

and fixed welding pins are arranged on two sides of the lower terminal shell.

2. The dual row terminal socket as set forth in claim 1, wherein: the conductor welding pins comprise long conductor welding pin groups and short conductor welding pin groups, and the long conductor welding pin groups are arranged on the outer sides of the short conductor welding pin groups;

3. The dual row terminal socket as set forth in claim 2, wherein: the long conductor welding needle group and the short conductor welding needle group are both right-angled, and the long conductor welding needle group and the short conductor welding needle group are arranged at the same level with one end of the upper terminal shell.

4. The dual row terminal socket as in claim 2, wherein: the inner wall of the second accommodating cavity is provided with an anti-falling rib, and the anti-falling rib abuts against the short conductor welding needle group and enables the short conductor welding needle group to form limiting fit with the second accommodating cavity.

5. The dual row terminal socket as set forth in claim 2, wherein: one side of the first accommodating cavity, which is far away from the upper terminal shell, is provided with a lateral opening.

6. The dual row terminal socket as set forth in claim 1, wherein: the two sides of the upper terminal shell are provided with clamping hooks, the two sides of the lower terminal shell are provided with clamping grooves, and the clamping hooks can be clamped into the clamping grooves so that the upper terminal shell is fixedly connected with the lower terminal shell.

7. The dual row terminal socket as in claim 6, wherein: the trip is connected with the upper terminal shell through a rotating shaft, and the trip comprises a trigger handle and a hook part convexly arranged on the trigger handle.

8. The dual row terminal socket as in claim 7, wherein: the rotating shaft is arranged at the intersection of the trigger handle and the hook part.

9. The dual row terminal socket as in claim 7, wherein: the rotating shaft is further sleeved with a torsion spring, and the torsion spring enables the hook part to have a movement trend of moving towards one side of the clamping groove all the time.

10. The dual row terminal socket as set forth in claim 1, wherein: the terminal comprises an upper terminal shell and a lower terminal shell, wherein the upper terminal shell is provided with a plurality of threaded holes, the two sides of the upper terminal shell are provided with threaded connecting columns, and the threaded connecting columns are connected with the threaded holes through fixing screws.