CN111682345A - Connector - Google Patents

Abstract

The present application discloses a connector, which includes a first terminal assembly and a second terminal assembly, the first terminal assembly including a first insulating seat and a plurality of first terminals, the first insulating seat having a first joint surface and a first snap-on portion; the plurality of first terminals are arranged on the first insulating seat; the second terminal assembly has a second insulating seat and a second snap-on portion, the second insulating seat having a second joint surface and a second snap-on portion; the plurality of second terminals are arranged on the second insulating seat; wherein the first terminal assembly is arranged on the second terminal assembly, the first snap-on portion is connected to the second snap-on portion, and the first joint surface is adjacent to the second joint surface, so as to prevent the first insulating seat and the second insulating seat from being displaced in a direction perpendicular to the first joint surface and in a direction parallel to the first joint surface.

Description

Connector

technical field

The present application relates to the technical field of connectors, and in particular, to a connector with stable connectivity.

Background technique

At present, the connector usually includes two terminal assemblies, the two terminal assemblies are connected by a connection structure, and form two plug portions, each of which has two opposite terminal groups. The connection structure is only used for interference connection in a single direction, such as the connection between a cylinder and a circular hole. The two plug-in parts of the connector are easily pulled apart by repeated plugging and unplugging of the other connector or in a high-temperature operating environment, resulting in an increase in the gap between the two terminal sets and poor contact. .

SUMMARY OF THE INVENTION

The embodiment of the present application provides a connector, which solves the problem that the two terminal assemblies of the current connector are connected in a single direction through the connection structure, resulting in repeated plugging or unplugging or the two terminal assemblies are easily separated from each other in a high-temperature use environment, The problem of poor contact occurs by increasing the gap between the two terminal groups.

In order to solve the above technical problems, this application is implemented as follows:

A connector is provided, which includes: a first terminal assembly, including: a first insulating seat having a first engaging surface and a first snap portion, the first snap portion is located on the first engaging surface; and a plurality of first engaging surfaces a terminal disposed on the first insulating seat and away from the first joint surface, and the extension direction of the plurality of first terminals is parallel to the first joint surface; the second terminal assembly includes: a second insulating seat having a second joint surface and a second snap portion, the second snap portion is located on the second joint surface; and a plurality of second terminals are disposed on the second insulating base and away from the second joint surface, and the extension direction of the plurality of second terminals is the same as that of the second joint surface. The joint surfaces are parallel; the first terminal assembly is disposed on the second terminal assembly, the first snap portion is connected with the second snap portion, and the first joint surface is adjacent to the second joint surface to prevent the first insulating seat and the second insulating seat The seat is displaced in a direction perpendicular to the first joint surface and in a direction parallel to the first joint surface.

In the embodiment of the present application, the connection between the first terminal assembly and the second terminal assembly is stabilized through the multi-directional interference connection between the first snap portion and the second snap portion. The two-terminal assembly is not easy to be separated in the use environment of repeated plugging and unplugging or in poor use environment, so that the gap between the plurality of first terminals of the first terminal assembly and the plurality of second terminals of the second terminal assembly is maintained constant , to avoid the problem of poor contact of the connector.

Description of drawings

1 is a perspective view of a connector according to a first embodiment of the present application;

Fig. 2 is a cross-sectional view along line A-A' in Fig. 1;

3 is a combined perspective view of the first terminal assembly and the second terminal assembly according to the first embodiment of the present application;

FIG. 4 is a perspective view of the first terminal assembly according to the first embodiment of the present application;

5 is a perspective view of the second terminal assembly according to the first embodiment of the present application;

Fig. 6 is a sectional view along the line B-B' in Fig. 4;

Fig. 7 is a sectional view along C-C' line in Fig. 5;

8 is a combined cross-sectional view of the first buckle portion and the second buckle portion of the first embodiment of the present application;

Fig. 9 is a sectional view along D-D' line in Fig. 4;

Figure 10 is a cross-sectional view along line E-E' in Figure 5;

11 is another combined cross-sectional view of the first buckle portion and the second buckle portion of the first embodiment of the present application;

12 is another perspective view of the first terminal assembly according to the first embodiment of the present application;

13 is another perspective view of the second terminal assembly according to the first embodiment of the present application;

14 is a schematic diagram of the combination of the first terminal assembly and the second terminal assembly according to the second embodiment of the present application;

15 is a perspective view of a first terminal assembly according to a second embodiment of the present application;

16 is a perspective view of a second terminal assembly according to the second embodiment of the present application;

Figure 17 is a cross-sectional view along line I-I' in Figure 15;

Figure 18 is a cross-sectional view along line F-F' in Figure 16;

19 is a combined cross-sectional view of the first terminal assembly and the second terminal assembly according to the second embodiment of the present application;

Figure 20 is a cross-sectional view along line G-G' in Figure 15;

Figure 21 is a cross-sectional view taken along line H-H' in Figure 16; and

22 is a combined cross-sectional view of the first terminal assembly and the second terminal assembly according to the second embodiment of the present application.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

Please refer to FIG. 1 and FIG. 2 , which are a perspective view of the connector according to the first embodiment of the present application and a cross-sectional view along the line AA' in FIG. 1 ; as shown in the figures, the connector 1 of this embodiment includes a housing 10 , a plurality of first terminal assemblies 11 and a plurality of second terminal assemblies 12, the housing 10 has a first surface 10a, a second surface 10b and a plurality of insertion holes 101, the first surface 10a is opposite to the second surface 10b, and the plurality of insertion holes The holes 101 are respectively located on the first surface 10a and the second surface 10b, and the plurality of insertion holes 101 located on the first surface 10a are respectively opposite to the plurality of insertion holes 101 of the plurality of insertion holes 101 located on the second surface 10b. A plurality of first terminal assemblies 11 are respectively disposed on a plurality of second terminal assemblies 12 to form multiple sets of connected first terminal assemblies 11 and second terminal assemblies 12 , and each first terminal assembly 11 has a plurality of first terminals 111 , each second terminal assembly 12 has a plurality of second terminals 121, the housing 10 accommodates a plurality of connected first terminal assemblies 11 and second terminal assemblies 12, a plurality of first terminals 111 and The plurality of second terminals 121 of the second terminal assembly 12 are respectively inserted into the two opposite insertion holes 101, that is, the plurality of first terminals 111 and the plurality of second terminals 121 are inserted through the insertion holes 101 located on the first surface 10a In the middle and opposite, the plurality of first terminals 111 and the plurality of second terminals 121 also pass through the insertion holes 101 of the second surface 10b and are opposite to each other. The number of the jacks 101 corresponds to the number of groups of the first terminal assembly 11 and the second terminal assembly 12 .

Please refer to FIG. 3, FIG. 4 and FIG. 5 together, which are the combined perspective view of the first terminal assembly and the second terminal assembly, the perspective view of the first terminal assembly and the perspective view of the second terminal assembly according to the first embodiment of the present application; As shown in the figure, each first terminal assembly 11 further includes a first insulating base 112, a plurality of first terminals 111 are disposed on the first insulating base 112, and the first insulating base 112 has a first joint surface 112a, a first bottom surface 112b, a first upper surface 112c, a first lower surface 112d, a first left side surface 112e and a first right side surface 112f, the first joint surface 112a is opposite to the first bottom surface 112b, the first upper surface 112c and the first lower surface The surfaces 112d are opposite, the first left side surface 112e and the first right side surface 112f are opposite, and the first joint surface 112a, the first bottom surface 112b, the first left side surface 112e and the first right side surface 112f are located on the first upper surface 112c and the first lower surface 112d. The first insulating seat 112 also has a first buckle portion 1121, and the first buckle portion 1121 is located on the first joint surface 112a. The plurality of first terminals 111 are disposed on the first insulating seat 112 at intervals and are far from the first joint surface 112a. The plurality of first terminals 111 penetrate through the first upper surface 112c and the first lower surface 112d of the first insulating seat 112. Both ends of the first terminal 111 extend in a direction away from the first insulating seat 112 , and the extending direction of the plurality of first terminals 111 is parallel to the first joint surface 112 a.

Each second terminal assembly 12 further includes a second insulating base 122, a plurality of second terminals 121 are disposed on the second insulating base 122, and the second insulating base 122 has a second engaging surface 122a, a second bottom surface 122b, a second The upper surface 122c, the second lower surface 122d, the second left side surface 122e and the second right side surface 122f, the second joint surface 122a is opposite to the second bottom surface 122b, the second upper surface 122c is opposite to the second lower surface 122d, The second left side surface 122e and the second right side surface 122f are opposite, and the second joint surface 122a, the second bottom surface 122b, the second left side surface 122e and the second right side surface 122f are located on the second upper surface 122c and the second lower surface between surfaces 122d. The second insulating seat 122 also has a second buckle portion 1221, and the second buckle portion 1221 is located on the second joint surface 122a. The plurality of second terminals 121 are disposed on the second insulating seat 122 at intervals and are far away from the second joint surface 122a. The plurality of second terminals 121 penetrate through the second upper surface 122c and the second lower surface 122d of the second insulating seat 122. Both ends of the second terminal 121 extend in a direction away from the second insulating base 122 , and the extending direction of the plurality of second terminals 121 is parallel to the second joint surface 122 a.

When the first terminal assembly 11 is disposed on the second terminal assembly 12, the first snap portion 1121 and the second snap portion 1221 are connected, and the first engagement surface 112a and the second engagement surface 122a abut to prevent the first insulating seat 112 and the second insulating seat 122 are displaced in a direction (X direction) perpendicular to the first bonding surface 112a and a direction (Z direction) parallel to the first bonding surface 112a.

It can be seen from the above that the first terminal assembly 11 and the second terminal assembly 12 of this embodiment are connected by interference in the X direction and the Z direction through the first snap portion 1121 and the second snap portion 1221, which can prevent the first terminal assembly 11 and the second terminal assembly 12 are displaced (including movement and rotation), so that the first terminal assembly 11 and the second terminal assembly 12 have stable connectivity. It is not easy to separate when used in an unplugged use environment or in a bad use environment, so that the gaps between the plurality of first terminals 111 of the first terminal assembly 11 and the plurality of second terminals 121 of the second terminal assembly 12 are kept constant to avoid The connector 1 has a problem of poor contact.

In this embodiment, the numbers of the first snap portions 1121 and the second snap portions 1221 are multiple, respectively, and the number of the first snap portions 1121 is consistent with the number of the second snap portions 1221 . There are two structures, as shown in the A area and A' area in FIG. 4 ; there are two structures of the second buckle portion 1221 , as shown in the B area and B' area in FIG. 5 . When the first terminal assembly 11 is disposed on the second terminal assembly 12, the first latching portion 1121 shown in the area A in FIG. 4 is connected with the second latching portion 1221 shown in the area B in FIG. The first buckle portion 1121 shown in the area ' is connected to the second buckle portion 1221 shown in the area B' in FIG. 5 . Of course, the structure of the first latching portion 1121 of the first terminal assembly 11 may be shown in the area A or A' in FIG. 4 . If the structure of the first latching portion 1121 of the first terminal assembly 11 is the area A in FIG. 4 , When shown, the structure of the second latching portion 1221 is shown in the area B in FIG. 5 ; if the structure of the first latching portion 1121 of the first terminal assembly 11 is shown in the area A' in FIG. 4 , the second latching The structure of the buckle portion 1221 is shown in the area B' in FIG. 5 .

The structure of the first buckle portion 1121 shown in the area A in FIG. 4 and the second buckle portion 1221 shown in the area B in FIG. 5 will be described below. Please refer to FIG. 6 and FIG. 7 together. The cross-sectional view along the BB' line and the cross-sectional view along the CC' line in FIG. 5; as shown in the figures, the first snap portion 1121 shown in the area A in FIG. 4 has a first snap groove 11211, A latching slot 11211 has an upper latching wall 11211a, a lower latching wall 11211b and an insertion opening 11211c, the insertion opening 11211c is located on the first joint surface 112a, the upper latching wall 11211a corresponds to the first upper surface 112c, and the lower latching wall 11211b Corresponds to the first lower surface 112d. The upper locking wall 11211a and the lower locking wall 11211b respectively have at least one positioning groove 11211d. The second buckling portion 1221 shown in the area B in FIG. 5 has a positioning column 12211 and at least two positioning protrusions 12212. The positioning column 12211 is disposed on the second engaging surface 122a, and the positioning column 12211 has an upper positioning surface 12211a and a lower positioning surface 12211a. The upper positioning surface 12211a corresponds to the second upper surface 122c, and the lower positioning surface 12211b corresponds to the second lower surface 122d. At least two positioning protrusions 12212 are respectively disposed on the upper positioning surface 12211a and the lower positioning surface 12211b.

Please also refer to FIG. 8 , which is a combined cross-sectional view of the first buckle portion and the second buckle portion according to the first embodiment of the present application; as shown in the figure, when the first buckle portion 1121 is connected with the second buckle portion 1221 , the second snap portion 1221 enters the first snap slot 11211 from the insertion opening 11211c, and at least two positioning protrusions 12212 are respectively located in the corresponding positioning slot 11211d. In this embodiment, the upper locking wall 11211a and the upper positioning surface 12211a of the first locking groove 11211 restrict the displacement of the positioning protrusion 12212 located on the upper positioning surface 12211a in the direction (Z direction) parallel to the first joint surface 112a, and the second The lower locking wall 11211b and the lower positioning surface 12211b of a locking groove 11211 restrict the displacement of the positioning protrusion 12212 on the lower positioning surface 12211b in a direction parallel to the first joint surface 112a (Z direction).

The positioning groove 11211d has a positioning side wall 11211e, the positioning side wall 11211e is close to the first joint surface 112a and is parallel to the first joint surface 112a, and the positioning bump 12212 has an abutting surface 12213, the abutting surface 12213 is away from the second joint surface 122a and is parallel to the first joint surface 112a. The second engaging surfaces 122a are parallel, and when the positioning protrusions 12212 are located in the corresponding positioning grooves 11211d, the abutting surfaces 12213 abut against the positioning sidewalls 11211e, restricting the positioning protrusions 12212 in the direction perpendicular to the first engaging surface 112a (X direction). ) to produce displacement.

The number of positioning grooves 11211d located on the upper locking wall 11211a is consistent with the number of positioning projections 12212 located on the upper positioning surface 12211a of the positioning column 12211, and the number of positioning grooves 11211d located on the lower locking wall 11211b is the same as the number of positioning grooves 11211d located under the positioning column 12211. The number of the positioning protrusions 12212 on the positioning surface 12211b is consistent. In this embodiment, the number of the positioning grooves 11211d located on the upper locking wall 11211a and the number of the positioning protrusions 12212 located on the upper positioning surface 12211a of the positioning column 12211 are both two The number of positioning grooves 11211d located on the lower locking wall 11211b and the number of positioning protrusions 12212 located on the lower positioning surface 12211b of the positioning column 12211 are also two.

The structure of the first buckle portion 1121 shown in the area A' in FIG. 4 and the second buckle portion 1221 shown in the area B' in FIG. 5 will be described below. Please refer to FIG. 9 and FIG. The sectional view along the line DD' in FIG. 4 and the sectional view along the line EE' in FIG. 5; as shown in the figures, the second snap portion 1221 shown in the area B' in FIG. 5 has a second snap groove 12214, the second clip slot 12214 has an upper clip wall 12214a, a lower clip wall 12214b and an insertion opening 12214c, the insertion opening 12214c is located on the second joint surface 122a, the upper clip wall 12214a corresponds to the second upper surface 122c, the lower clip The buckle wall 12214b corresponds to the second lower surface 122d. The upper locking wall 12214a and the lower locking wall 12214b respectively have at least one positioning groove 12214d. The first snap portion 1121 shown in the area A' in FIG. 4 has a positioning column 11212 and at least two positioning projections 11213. The positioning column 11212 is disposed on the first joint surface 112a, and the positioning column 11212 has an upper positioning surface 11212a and a lower positioning surface 11212a. The positioning surface 11212b, the upper positioning surface 11212a corresponds to the first upper surface 112c, and the lower positioning surface 11212b corresponds to the second lower surface 122d. At least two positioning bumps 11213 are respectively disposed on the upper positioning surface 11212a and the lower positioning surface 11212b. Please also refer to FIG. 11 , which is another combined cross-sectional view of the first buckle portion and the second buckle portion of the first embodiment of the present application; as shown in the figure, when the first buckle portion 1121 and the second buckle portion are When the connecting parts 1221 are connected, the first locking part 1121 enters the second locking groove 12214 from the insertion opening 12214c, and at least two positioning protrusions 11213 are respectively located in the corresponding positioning grooves 12214d. In this embodiment, the upper locking wall 12214a and the upper positioning surface 11212a of the second locking groove 12214 restrict the displacement of the positioning protrusion 11213 located on the upper positioning surface 11212a in the direction (Z direction) parallel to the first joint surface 112a. The lower locking walls 12214b and the lower positioning surface 11212b of the second locking grooves 12214 restrict the displacement of the positioning protrusions 11213 located on the lower positioning surface 11212b in a direction (Z direction) parallel to the first joint surface 112a.

The positioning groove 12214d has a positioning side wall 12214e, the positioning side wall 12214e is close to the second joint surface 122a and is parallel to the second joint surface 122a, and the positioning bump 11213 has an abutting surface 11214, the abutting surface 11214 is away from the first joint surface 112a and is parallel to the second joint surface 122a. The first engaging surfaces 112a are parallel, and when the positioning protrusions 11213 are located in the corresponding positioning grooves 12214d, the abutting surfaces 11214 abut against the positioning sidewalls 12214e, restricting the positioning protrusions 11213 in the direction perpendicular to the first engaging surface 112a (X direction). ) to produce displacement.

The number of the positioning grooves 12214d located on the upper locking wall 12214a is consistent with the number of positioning protrusions 11213 located on the upper positioning surface 11212a of the positioning column 11212, and the number of the positioning grooves 12214d located on the lower locking wall 12214b is the same as the number of positioning grooves 12214d located on the positioning column 11212. The number of the positioning protrusions 11213 on the lower positioning surface 11212b is consistent. In this embodiment, the number of the positioning grooves 12214d located on the upper locking wall 12214a and the number of the positioning protrusions 11213 located on the upper positioning surface 11212a of the positioning post 11212 are the same. Two, the number of the positioning grooves 12214d located on the lower locking wall 12214b and the number of the positioning protrusions 11213 located on the lower positioning surface 11212b of the positioning column 11212 are also two.

In this embodiment, the first buckling portion 1121 shown in the area A in FIG. 4 can be arranged side by side with the first buckling portion 1121 shown in the area A' in FIG. 4 , as shown in the middle part in FIG. 4 . The first buckling portion 1121 shown in the area A in FIG. 4 can be separated from the first buckling portion 1121 shown in the area A' in FIG. 4 , such as the two sides in FIG. 4 . The setting position of the second buckle portion 1221 is opposite to the setting position of the first buckle portion 1121 , and the second buckle portion 1221 shown in the area B in FIG. The parts 1221 are arranged side by side or separately. The structures of the first insulating seat 112 and the second insulating seat 122 in this embodiment are the same, so the first insulating seat 112 and the second insulating seat 122 can be fabricated by the same set of molds, which reduces mold development, reduces production costs, and improves production efficiency .

Referring back to FIGS. 6 and 10 , one end of the positioning groove 11211d of the first buckle portion 1121 shown in the area A of FIG. The first snap portion 1121 also has a plurality of demolding grooves 11215, the plurality of demolding grooves 11215 penetrate through the first joint surface 112a and the first bottom surface 112b, and correspond to the plurality of positioning protrusions 11213 respectively; similarly, refer to 7 and 9, the second snap portion 1221 shown in the area B in FIG. 5 also has a plurality of mold release grooves 12215, and the plurality of mold release grooves 12215 penetrate through the second joint surface 122a and the second bottom surface 122b, and are respectively Corresponding to the plurality of positioning bumps 12212 , one end of the positioning groove 12214d of the second locking portion 1221 shown in the area B' in FIG. 5 that is away from the first engaging surface 112a penetrates through the second bottom surface 122b. The above-mentioned positioning grooves 11211d, 12214d and demolding grooves 11215, 12215 penetrating the bottom surface are all formed by mold molding. The first insulating seat 112 and the second insulating seat 122 in this embodiment can be formed by a simple two-layer mold with The second insulating seat 122 with the plurality of positioning bumps 12212 and the first insulating seat 112 with the plurality of positioning bumps 11213 only need two molds, which can reduce the production cost.

Preferably, referring back to FIG. 4 and FIG. 5 , the first insulating seat 112 in this embodiment further has a first auxiliary positioning portion 1122 , the first auxiliary positioning portion 1122 is located on the first joint surface 112 a , and the second insulating seat 122 also has a first auxiliary positioning portion 1122 . The second auxiliary positioning portion 1222, when the first terminal assembly 11 is disposed on the second terminal assembly 12, the first auxiliary positioning portion 1122 is connected with the second auxiliary positioning portion 1222 for pre-positioning, so that the first locking portion 1121 can be connected to the second auxiliary positioning portion 1222. The two snap parts 1221 are connected smoothly. The first auxiliary positioning portion 1122 in this embodiment includes auxiliary positioning posts. As shown in FIG. 4 , the first auxiliary positioning portion 1122 is close to the first left side surface 112e, and the second auxiliary positioning portion 1222 corresponds to the first auxiliary positioning portion 1122. Therefore, The second auxiliary positioning portion 1222 includes auxiliary positioning holes, such as the second auxiliary positioning portion 1222 near the second right side surface 122f in FIG. in the positioning hole. Of course, the first auxiliary positioning portion 1122 in this embodiment can also include auxiliary positioning holes, such as the first auxiliary positioning portion 1122, the second auxiliary positioning portion 1222 and the first auxiliary positioning portion 1122 near the first right side surface 112f in FIG. 4 . Correspondingly, the second auxiliary positioning portion 1222 includes auxiliary positioning posts, such as the second auxiliary positioning portion 1222 near the second left side surface 122e in FIG. 1122 in the auxiliary positioning hole. In this embodiment, the number of the first auxiliary positioning portion 1122 is two, and the number of the second auxiliary positioning portion 1222 is two. Only a single first auxiliary positioning part 1122 and a single second auxiliary positioning part 1222 corresponding to the first auxiliary positioning part 1122 are provided, or more than two first auxiliary positioning parts 1122 and second auxiliary positioning parts 1222 can be provided, the first auxiliary positioning part 1122 The number of the auxiliary positioning portions 1122 is consistent with that of the second auxiliary positioning portions 1222 .

Preferably, please refer to FIG. 12 and FIG. 13 together, which are another perspective view of the first terminal assembly and another perspective view of the second terminal assembly according to the first embodiment of the present application; as shown in the figures, the first insulating seat 112 It also has a first locking portion 1123, and the first locking portion 1123 is located at one end of the first insulating seat 112. In this embodiment, the number of the first locking portion 1123 is two, and there are two first locking portions 1123. They are respectively located at two ends of the first insulating seat 112 , and are respectively located on the first left side surface 112e and the first right side surface 112f of the first insulating seat 112 . The second insulating seat 122 also has a second locking portion 1223. The second locking portion 1223 is located at one end of the second insulating seat 122. In this embodiment, the number of the second locking portion 1223 is two, and the second locking portion 1223 The two locking portions 1223 are respectively located at two ends of the second insulating seat 122 , and the two second locking portions 1223 are located on the second left side surface 122e and the second right side surface 122f of the second insulating seat 122 . When the first terminal assembly 11 is disposed on the second terminal assembly 12, the first locking portion 1123 located on the first left side surface 112e is connected with the second locking portion 1223 located on the second right side surface 122f, and is located on the first right side. The first locking portion 1123 of the side surface 112f is connected to the second locking portion 1223 located on the second left side surface 122e. In this embodiment, the connection between the first terminal assembly 11 and the second terminal assembly 12 is not only through the first card The buckle portion 1121 and the second buckle portion 1221 are connected, and the connection strength between the first terminal assembly 11 and the second terminal assembly 12 is increased through the connection between the first locking portion 1123 and the second locking portion 1223 .

In this embodiment, the first locking portion 1123 located on the first right side surface 112f includes a locking member 11231, the locking member 11231 protrudes from the first engaging surface 112a, and the locking member 11231 has a locking protrusion 11232. The structure of the second locking portion 1223 located on the second right side surface 122f is the same as that of the first locking portion 1123 located on the first right side surface 112f. The second locking portion 1223 located on the second right side surface 122f includes The locking piece 12231 protrudes from the second engaging surface 122a, and the locking piece 12231 has a locking projection 12232.

The second locking portion 1223 on the second left side surface 122e is connected with the first locking portion 1123 on the first right side surface 112f, and the second locking portion 1223 on the second left side surface 122e includes a locking groove 12233 , the locking groove 12233 is located on the side surface of the second insulating base 122 . In this embodiment, the locking groove 12233 is located on the second left side surface 122 e of the second insulating base 122 . When the second locking portion 1223 on the second left side surface 122e is connected with the first locking portion 1123 on the first right side surface 112f, the locking protrusion 11232 of the locking member 11231 of the first locking portion 1123 The locking groove 12233 of the second locking portion 1223 is clamped. The locking projection 11232 has a locking surface 11232a, which is parallel to the first engaging surface 112a; the locking groove 12233 has a locking side wall 12233a, which is parallel to the second engaging surface 122a. When the locking protrusion 11232 is clamped in the locking groove 12233, the locking surface 11232a abuts against the locking side wall 12233a, thus preventing the first locking portion 1123 and the second locking portion 1223 from being perpendicular to the first engaging surface 112a. Displacement occurs in the direction (X direction). The two side walls of the locking groove 12233 perpendicular to the second engaging surface 122a abut against two opposite side surfaces of the locking element 11231, preventing the first locking portion 1123 and the second locking portion 1223 from being parallel to the first engaging surface 112a. The direction (Z direction) produces displacement (as shown in Figure 3).

The first locking portion 1123 on the first left side surface 112e is connected with the second locking portion 1223 on the second right side surface 122f, and the first locking portion 1123 on the first left side surface 112e includes a locking groove 11233 , the locking groove 11233 is located on the side surface of the first insulating base 112 . In this embodiment, the locking groove 11233 is located on the first left side surface 112 e of the first insulating base 112 . When the first locking portion 1123 on the first left side surface 112e is connected with the second locking portion 1223 on the second right side surface 122f, the locking protrusion 12232 of the locking member 12231 of the second locking portion 1223 The locking groove 11233 of the first locking portion 1123 is clamped. The locking projection 12232 has a locking surface 12232a, the locking surface 12232a is parallel to the second engaging surface 122a; the locking groove 11233 has a locking side wall 11233a, and the locking side wall 11233a is parallel to the second engaging surface 122a. When the locking protrusion 12232 is clamped in the locking groove 11233, the locking surface 12232a abuts against the locking side wall 11233a, thus preventing the first locking portion 1123 and the second locking portion 1223 from being perpendicular to the first engaging surface 112a. Displacement occurs in the direction (X direction). The two side walls of the locking groove 11233 perpendicular to the first engaging surface 112a abut against two opposite side surfaces of the locking element 12231, preventing the first locking portion 1123 and the second locking portion 1223 from being parallel to the first engaging surface 112a. The direction (Z direction) produces displacement.

Please refer to FIG. 14 , FIG. 15 and FIG. 16 , which are schematic diagrams of the combination of the first terminal assembly and the second terminal assembly, a perspective view of the first terminal assembly, and a perspective view of the second terminal assembly according to the second embodiment of the present application; As shown, the connector 1 of this embodiment is different from the connector of the first embodiment in the structures of the first snap portion 1121 and the second snap portion 1221 . In this embodiment, the numbers of the first snap portions 1121 and the second snap portions 1221 are multiple, respectively, and the number of the first snap portions 1121 is consistent with the number of the second snap portions 1221 . There are two kinds of structures, as shown in the C area and C' area in FIG. 15 ; there are two kinds of structures of the second buckle portion 1221 , as shown in the D area and D' area in FIG. 16 . When the first terminal assembly 11 is disposed on the second terminal assembly 12, the first latching portion 1121 shown in the area C in FIG. 15 is connected with the second latching portion 1221 shown in the area D in FIG. The first buckling portion 1121 shown in the area ' is connected to the second buckling portion 1221 shown in the area D' in FIG. 16 . Of course, the structure of the first buckling portion 1121 of the first terminal assembly 11 can be as shown in the area C or C′ in FIG. 15 . If the structure of the first buckling portion 1121 of the first terminal assembly 11 is the area C in FIG. 15 , When shown, the structure of the second latching portion 1221 is shown in the area D in FIG. 16 ; if the structure of the first latching portion 1121 of the first terminal assembly 11 is shown in the area C' in FIG. 15 , the second latching The structure of the buckle portion 1221 is shown in the area D' in FIG. 16 .

The structures of the first buckle portion 1121 shown in the area C in FIG. 15 and the second buckle portion 1221 shown in the area D in FIG. 16 will be described below. Please refer to FIG. 17 and FIG. The cross-sectional view along the line II' and the cross-sectional view along the line FF' in FIG. 16; as shown in the figures, the first snap portion 1121 shown in the area C in FIG. 15 has a first groove 11216 and a limit In the bit block 11217, the first groove 11216 has an upper side wall 11216a and a lower side wall 11216b, the upper side wall 11216a corresponds to the first upper surface 112c, and the lower side wall 11216b corresponds to the first lower surface 112d. The upper side wall 11216a and the lower side wall 11216b respectively have limiting notch 11216c. In this embodiment, the limiting notch 11216c on the upper side wall 11216a is opposite to the limiting notch 11216c on the lower side wall 11216b. The limit block 11217 is disposed in the first groove 11216, the limit block 11217 has an upper limit surface 11217a and a lower limit surface 11217b, the upper limit surface 11217a and the lower limit surface 11217b respectively have at least one limit groove 11217c, each limit The grooves 11217c are exposed from the corresponding limiting notches 11216c.

The second latching portion 1221 shown in the area D in FIG. 16 has an escape groove 12216 and two latches 12217 , the escape groove 12216 has an upper escape side wall 12216a and a lower escape side wall 12216b, and the upper escape side wall 12216b. 12216a corresponds to the second upper surface 122c, the lower sidewall 12216b corresponds to the second lower surface 122d, and the two fasteners 12217 are arranged on the second joint surface 122a, and are respectively located on the upper sidewall 12216a and the lower sidewall 12216a. Sidewall 12216b. Each buckling member 12217 has at least one buckling protrusion 12217a. Please also refer to FIG. 19 , which is a combined cross-sectional view of the first terminal assembly and the second terminal assembly according to the second embodiment of the present application; as shown in the figure, when the first buckle portion 1121 and the second buckle portion 1221 are connected , the two clasping pieces 12217 respectively enter the corresponding limiting notch 11216c, the limiting block 11217 enters the escaping slot 12216, and each buckling protrusion 12217a is located in the corresponding limiting slot 11217c. The buckling member 12217 and the limiting block 11217 restrict the buckling protrusion 12217a from being displaced in a direction parallel to the first joint surface 112a. The limiting groove 11217c has a limiting side wall 11217d, the limiting side wall 11217d is parallel to the first engaging surface 112a, and the locking protrusion 12217a has a locking surface 12217b, and the locking surface 12217b is parallel to the second engaging surface 122a. When the protrusions 12217a are located in the corresponding limiting grooves 11217c, the locking surface 12217b abuts against the limiting sidewall 11217d, which restricts displacement of the locking protrusions 12217a in a direction perpendicular to the first engaging surface 112a.

The structures of the first buckle portion 1121 shown in the area C' in FIG. 15 and the second buckle portion 1221 shown in the area D' in FIG. 16 will be described below. Please refer to FIG. 20 and FIG. 21 together. The cross-sectional view along the GG' line in Fig. 15 and the cross-sectional view along the H-H' line in Fig. 16; as shown, the second snap portion 1221 shown in the D' area in Fig. 16 includes a second groove 12218 and the limit block 12219, the second groove 12218 has an upper side wall 12218a and a lower side wall 12218b, the upper side wall 12218a corresponds to the second upper surface 122c, the lower side wall 12218b corresponds to the second lower surface 122d, and the upper side wall 12218b corresponds to the second lower surface 122d. The 12218a and the lower side wall 12218b respectively have a limiting notch 12218c. In this embodiment, the limiting notch 12218c on the upper side wall 12218a is opposite to the limiting notch 12218c on the lower side wall 12218b. The limit block 12219 is disposed in the second groove 12218, the limit block 12219 has an upper limit surface 12219a and a lower limit surface 12219b, the upper limit surface 12219a and the lower limit surface 12219b respectively have at least one limit groove 12219c, each limit The grooves 12219c are exposed from the corresponding limiting notches 12218c.

The first latching portion 1121 shown in the area C' in FIG. 15 has an escape slot 11218 and two latches 11219. The escape slot 11218 has an upper escape side wall 11218a and a lower escape side wall 11218b. The fasteners 11219 are disposed on the second joint surface 122a, and are respectively located on the upper sidewall 11218a and the lower sidewall 11218b, and each fastener 11219 has at least one fastener protrusion 11219a. Please also refer to FIG. 22, which is a combined cross-sectional view of the first terminal assembly and the second terminal assembly according to the second embodiment of the present application; When connected to the first buckle portion 1121 shown in the area C' in FIG. 15 , the two buckles 11219 enter the corresponding limit notches 12218c respectively, and the limit blocks 12219 enter the vacant slots 11218. The blocks 11219a are located in the corresponding limiting grooves 12219c. The buckling member 11219 and the limiting block 12219 restrict the buckling protrusion 11219a from being displaced in a direction parallel to the first joint surface 112a. The limiting groove 12219c has a limiting sidewall 12219d, the limiting sidewall 12219d is parallel to the second engaging surface 122a, and the locking protrusion 11219a has a snapping surface 11219b, and the snapping surface 11219b is parallel to the first engaging surface 112a. When the locking protrusions 11219a are located in the corresponding limiting grooves 12219c, the locking surfaces 11219b abut against the limiting side walls 12219d, and the locking protrusions 11219a are restricted from being displaced in a direction perpendicular to the first engaging surface 112a.

In this embodiment, the first buckling portion 1121 shown in the area C in FIG. 15 can be arranged side by side with the first buckling portion 1121 shown in the area C' in FIG. 15 , as shown in the middle portion in FIG. 15 . The installation position of the second buckle portion 1221 is opposite to the installation position of the first buckle portion 1121 , and the second buckle portion 1221 shown in the area D in FIG. The sections 1221 are arranged side by side. Of course, in this embodiment, the first buckle portion 1121 shown in the area C in FIG. 15 may be separated from the first buckle portion 1121 shown in the area C' in FIG. 15 . The second buckling portion 1221 can also be disposed separately from the second buckling portion 1221 shown in the area D' in FIG. 16 . The structures of the first insulating seat 112 and the second insulating seat 122 are the same, so the first insulating seat 112 and the second insulating seat 122 can be fabricated by the same set of molds, which reduces mold development, reduces production costs, and improves production efficiency.

Referring back to FIGS. 17 and 21 , the limiting groove 11217c of the first buckle portion 1121 shown in the area C in FIG. 15 penetrates the first bottom surface 112b away from the first joint surface 112a , as shown in the area C' in FIG. 15 . The first snap portion 1121 of the structure also has a plurality of demolding grooves 11215, the plurality of demolding grooves 11215 penetrate through the surface of the let-away groove 11218 parallel to the first joint surface 112a and the first bottom surface 112b, and are respectively connected with the plurality of demolding grooves 11215. 18 and 20, the second buckling portion 1221 shown in the area D in FIG. 16 also has a plurality of demolding grooves 12215, and the plurality of demolding grooves 12215 pass through to give way The surface of the groove 12216 is parallel to the second engaging surface 122a and the second bottom surface 122b, and corresponds to the plurality of locking projections 12217a respectively. The limit of the second locking portion 1221 of the structure shown in the area D' in FIG. 16 One end of the groove 12219c away from the second engaging surface 122a penetrates through the second bottom surface 122b. The above-mentioned limiting grooves 11217c, 12219c and demolding grooves 11215, 12215 penetrating the bottom surface are all formed by mold molding. The first insulating seat 112 and the second insulating seat 122 in this embodiment can be formed by a simple two-layer mold. The second insulating base 122 with a plurality of snap protrusions 12217a and the first insulating base 112 with a plurality of snap protrusions 11219a only need two molds, which can reduce the production cost.

The first terminal assembly 11 of this embodiment also has the first auxiliary positioning portion and the first locking portion of the first embodiment, and the second terminal assembly 12 of this embodiment also has the second auxiliary positioning portion and the first embodiment. The second locking portion will not be repeated here.

To sum up, the present application provides a connector in which the first terminal assembly and the second terminal assembly are connected in multi-directional interference through the first snap portion and the second snap portion, which can prevent the first terminal assembly and the second The displacement of the two-terminal assembly makes the connection between the first terminal assembly and the second terminal assembly stable, and the first terminal assembly and the second terminal assembly are not easy to be used in an environment of repeated plugging and unplugging or in a bad use environment. Separation keeps the gaps between the plurality of first terminals of the first terminal assembly and the plurality of second terminals of the second terminal assembly constant, so as to avoid the problem of poor contact of the connector. At the same time, the structures of the first terminal assembly and the second terminal assembly of the present application are the same, so the first terminal assembly and the second terminal assembly are produced by the same set of molds, and the first terminal assembly and the second terminal assembly only need to pass through a simple two Layer mold making can simplify mold development and mold structure, greatly reduce production costs, and improve production efficiency.

It should be noted that, herein, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements, It also includes other elements not expressly listed or inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

The embodiments of the present application have been described above in conjunction with the accompanying drawings, but the present application is not limited to the above-mentioned specific embodiments, which are merely illustrative rather than restrictive. Under the inspiration of the present application, without departing from the scope of the purpose of the present application and the scope of protection of the claimed patent scope, many forms can be made, which are all within the protection of the present application.

Claims (26)

1. A connector, comprising:

a first terminal assembly comprising:

the first insulating seat is provided with a first joint surface and a first buckling part, and the first buckling part is positioned on the first joint surface; and

a plurality of first terminals disposed on the first insulating base and far away from the first bonding surface, wherein an extending direction of the first terminals is parallel to the first bonding surface;

a second terminal assembly comprising:

the second insulating seat is provided with a second joint surface and a second buckling part, and the second buckling part is positioned on the second joint surface; and

a plurality of second terminals disposed on the second insulating base and distant from the second bonding surface, wherein the extending direction of the plurality of second terminals is parallel to the second bonding surface;

the first terminal assembly is arranged on the second terminal assembly, the first buckling part is connected with the second buckling part, and the first joint surface is adjacent to the second joint surface so as to prevent the first insulating seat and the second insulating seat from generating displacement in a direction perpendicular to the first joint surface and a direction parallel to the first joint surface.

2. The connector of claim 1, wherein the first latch portion has a first latch slot having an upper latch wall and a lower latch wall, the upper latch wall and the lower latch wall each having at least one detent slot; the second buckling part is provided with a positioning column and at least two positioning convex blocks, the positioning column is arranged on the second joint surface, the positioning column is provided with an upper positioning surface and a lower positioning surface, the at least two positioning convex blocks are respectively arranged on the upper positioning surface and the lower positioning surface, when the first buckling part is connected with the second buckling part, the second buckling part enters the first clamping groove, and the at least two positioning convex blocks are respectively positioned in the corresponding positioning grooves.

3. The connector of claim 2, wherein the positioning sidewall of the positioning groove adjacent to the first engagement surface is parallel to the first engagement surface, and the abutment surface of the positioning projection remote from the second engagement surface is parallel to the second engagement surface, and the abutment surface abuts against the positioning sidewall when the positioning projection is located in the corresponding positioning groove.

4. The connector of claim 2, wherein the first insulator has a first bottom surface opposite the first engagement surface, and an end of the positioning groove remote from the first engagement surface extends through the first bottom surface.

5. The connector of claim 2, wherein the second housing has a second bottom surface and a plurality of stripping grooves, the second bottom surface is opposite to the second engagement surface, and the plurality of stripping grooves penetrate the second engagement surface and the second bottom surface and correspond to the plurality of positioning protrusions, respectively.

6. The connector of claim 1, wherein the second latch portion has a second latch slot having an upper latch wall and a lower latch wall, the upper latch wall and the lower latch wall each having at least one detent slot; the first buckling part is provided with a positioning column and at least two positioning convex blocks, the positioning column is arranged on the first joint surface, the positioning column is provided with an upper positioning surface and a lower positioning surface, the at least two positioning convex blocks are respectively arranged on the upper positioning surface and the lower positioning surface, when the first buckling part is connected with the second buckling part, the first buckling part enters the second clamping groove, and the at least two positioning convex blocks are respectively positioned in the corresponding positioning grooves.

7. The connector of claim 6, wherein the positioning sidewall of the positioning groove adjacent to the second engagement surface is parallel to the second engagement surface, and the abutment surface of the positioning projection away from the first engagement surface is parallel to the first engagement surface, and the abutment surface abuts against the positioning sidewall when the positioning projection is located in the corresponding positioning groove.

8. The connector of claim 6, wherein the second housing has a second bottom surface opposite the second engagement surface, and an end of the positioning slot remote from the second engagement surface extends through the second bottom surface.

9. The connector of claim 6, wherein the first insulating base has a first bottom surface and a plurality of demolding grooves, the first bottom surface is opposite to the first joint surface, and the plurality of demolding grooves penetrate through the first joint surface and the first bottom surface and correspond to the plurality of positioning protrusions respectively.

10. The connector of claim 1, wherein the first latching portion has a first groove and a stopper, the first groove has an upper sidewall and a lower sidewall, the upper sidewall and the lower sidewall have a stopper notch, respectively, the stopper is disposed in the first groove, the stopper has an upper stopper surface and a lower stopper surface, the upper stopper surface and the lower stopper surface have at least one stopper groove, respectively, each stopper groove is exposed from the corresponding stopper notch; the second buckling part is provided with a yielding groove and two buckling pieces, the yielding groove is provided with an upper yielding side wall and a lower yielding side wall, the buckling pieces are arranged on the second joint surface and are respectively located on the upper yielding side wall and the lower yielding side wall, each buckling piece is provided with at least one buckling lug, when the first buckling part is connected with the second buckling part, the two buckling pieces respectively enter the corresponding limiting notches, the limiting blocks enter the yielding groove, and each buckling piece is located in the corresponding limiting groove.

11. The connector of claim 10, wherein the position-limiting side wall of the position-limiting groove close to the first engagement surface is parallel to the first engagement surface, and the engaging surface of the engaging protrusion far from the second engagement surface is parallel to the second engagement surface, and when the engaging protrusion is located in the corresponding position-limiting groove, the engaging surface abuts against the position-limiting side wall.

12. The connector of claim 10, wherein the first insulating base has a first bottom surface opposite to the first engaging surface, and an end of the limiting groove away from the first engaging surface extends through the first bottom surface.

13. The connector of claim 10, wherein the second housing has a second bottom surface and a plurality of demolding grooves, the second bottom surface is opposite to the second engagement surface, and the plurality of demolding grooves extend through a surface of the relief groove parallel to the second engagement surface and the second bottom surface and respectively correspond to the plurality of snap protrusions.

14. The connector of claim 1, wherein the second latching portion has a second groove and a stop, the second groove has an upper sidewall and a lower sidewall, the upper sidewall and the lower sidewall have a stop notch, respectively, the stop is disposed in the second groove, the stop has an upper stop surface and a lower stop surface, the upper stop surface and the lower stop surface have at least one stop groove, respectively, each stop groove is exposed from the corresponding stop notch; the first buckling part is provided with a yielding groove and two buckling pieces, the yielding groove is provided with an upper yielding side wall and a lower yielding side wall, the buckling pieces are arranged on the second joint surface and are respectively located on the upper yielding side wall and the lower yielding side wall, each buckling piece is provided with at least one buckling lug, when the first buckling part is connected with the second buckling part, the two buckling pieces respectively enter the corresponding limiting notches, the limiting blocks enter the yielding groove, and each buckling piece is located in the corresponding limiting groove.

15. The connector of claim 14, wherein the retaining side walls of the retaining grooves adjacent to the second engagement surface are parallel to the second engagement surface, the latching projections are remote from the abutment surfaces of the first engagement surface, the abutment surfaces are parallel to the first engagement surface, and the abutment surfaces abut the retaining side walls when the latching projections are in the corresponding retaining grooves.

16. The connector of claim 14, wherein the second housing has a second bottom surface opposite to the second engagement surface, and an end of the limiting groove away from the second engagement surface extends through the second bottom surface.

17. The connector of claim 14, wherein the first insulating housing has a first bottom surface and a plurality of demolding grooves, the first bottom surface is opposite to the first engaging surface, the plurality of demolding grooves penetrate through a surface of the avoiding groove parallel to the first engaging surface and the first bottom surface, and correspond to the plurality of snap protrusions, respectively.

18. The connector according to claim 1, wherein the first insulating housing has a first pilot portion, the first pilot portion being located at the first engaging surface, the second insulating housing has a second pilot portion, the second pilot portion being located at the second engaging surface, and the first pilot portion is connected to the second pilot portion.

19. The connector of claim 18, wherein the first auxiliary positioning portion includes an auxiliary positioning post, and the second auxiliary positioning portion includes an auxiliary positioning hole.

20. The connector of claim 18, wherein the first positioning aid comprises positioning aid holes and the second positioning aid comprises positioning aid posts.

21. The connector of claim 1, wherein the first housing has a first locking portion at one end thereof, the second housing has a second locking portion at one end thereof, and the first locking portion is connected to the second locking portion.

22. The connector of claim 21, wherein the first latching portion includes a latching member projecting from the first engagement surface, the latching member having a latching protrusion, the second latching portion includes a latching groove located on a side surface of the second insulating base, and the latching protrusion is engaged with the latching groove.

23. The connector of claim 22, wherein said latch surface of said latch projection adjacent said first engagement surface is parallel to said first engagement surface, said latch side wall of said latch recess adjacent said second engagement surface is parallel to said second engagement surface, and said latch surface abuts said latch side wall.

24. The connector of claim 21, wherein the second locking portion includes a locking member protruding from the second engagement surface, the locking member having a locking protrusion, the first locking portion includes a locking groove located on a side surface of the first insulating base, and the locking protrusion is engaged with the locking groove.

25. The connector of claim 24, wherein said latch surface of said latch projection adjacent said second engagement surface is parallel to said second engagement surface, said latch side wall of said latch recess adjacent said first engagement surface is parallel to said first engagement surface, and said latch surface abuts said latch side wall.

26. The connector of claim 1, further comprising a housing, said housing receiving said first terminal assembly and said second terminal assembly, said housing having two opposing receptacles through which a plurality of said first terminals and a plurality of said second terminals are respectively disposed.

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