CN219040757U

CN219040757U - Automobile connector

Info

Publication number: CN219040757U
Application number: CN202222854678.9U
Authority: CN
Inventors: 吕荣通
Original assignee: Dong Guan Lianda Precision Product Co ltd
Current assignee: Dong Guan Lianda Precision Product Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-05-16
Anticipated expiration: 2032-10-27

Abstract

The utility model provides an automobile connector which is used for transmitting current or signals and comprises a mounting seat, a terminal structure, a positioning rubber plug and a fixed end cover, wherein the terminal structure, the positioning rubber plug and the fixed end cover are arranged on the mounting seat; the terminal structure is arranged on the mounting seat, the positioning rubber plug is arranged on the mounting seat, a plurality of terminals of the terminal structure penetrate through the positioning rubber plug, and the positioning rubber plug is used for guiding and positioning the terminal structure; one side of the positioning rubber plug, which is close to the mounting seat, is provided with a sealing position, and the sealing position is filled with glue so as to fix and seal a plurality of terminals on the positioning rubber plug; the fixed end cover is arranged on the mounting seat and covers the terminal structure, and the fixed end cover is used for reinforcing the mounting of the terminal structure in the mounting seat. The automobile connector can effectively improve the product quality, and is convenient to operate and high in production efficiency.

Description

Automobile connector

Technical Field

The utility model relates to the technical field of connectors, in particular to an automobile connector.

Background

Connectors typically include terminals, plastic bodies, jackets, and the like. In some cases, the terminals are injection molded directly in-mold with the plastic body and then assembled with the jacket. The plastic main body and the terminal which are injection molded in the die are of an integrated structure, the structure is stable, but the quality of the plastic main body and the terminal is unstable, and poor is easily caused by the fact that the terminal is shifted in the die; moreover, the process operation is troublesome by adopting in-mold injection molding. In other cases, the plastic main body and the terminal are directly assembled in a split mode, but the assembly is unstable, so that the terminal is easy to shake forwards, backwards, leftwards, rightwards, easily break or cannot be buckled in place; the connector is also often unstable in fixing of the terminals, which causes the terminals to be easily loosened and separated, thereby causing the problem of circuit and signal transmission interruption, and ensuring insufficient stability of the connector. In other cases, after the terminals are assembled with the plastic main body and then subjected to in-mold molding, after the terminals are pressed into the plastic main body, sealing is required to be carried out on each terminal welding leg before injection molding, and the problem of burrs during sealing cannot be solved due to the fact that the number of the terminals is large. In addition, when in injection molding, the terminal needs to be inserted into a mould part, and the terminal is easy to scratch and even scrape the coating, so that the risk of damaging the mould is provided, the quality is unstable, the reject ratio is high, and the terminal is not suitable for mass production.

Therefore, there is a need to provide an automobile connector which can effectively improve the quality of products, is convenient to operate, and has high production efficiency.

Disclosure of Invention

The utility model aims to provide the automobile connector which can effectively improve the product quality, is convenient to operate and has high production efficiency.

In order to achieve the above purpose, the utility model provides an automobile connector for transmitting current or signals, which comprises a mounting seat, and a terminal structure, a positioning rubber plug and a fixed end cover which are arranged on the mounting seat; the terminal structure is arranged on the mounting seat, the positioning rubber plug is arranged on the mounting seat, a plurality of terminals of the terminal structure penetrate through the positioning rubber plug, and the positioning rubber plug is used for guiding and positioning the terminal structure; one side of the positioning rubber plug, which is close to the mounting seat, is provided with a sealing position, and the sealing position is filled with glue so as to fix and seal a plurality of terminals on the positioning rubber plug; the fixed end cover is arranged on the mounting seat and covers the terminal structure, and the fixed end cover is used for reinforcing the mounting of the terminal structure in the mounting seat.

Preferably, the fixed end cover is injection molded on the mounting seat for the second time and is in an integrated structure with the mounting seat.

Preferably, a plurality of guide holes for the terminal to extend out are formed in the positioning rubber plug, and the terminal structure is guided and positioned through the guide holes.

Preferably, one end of the mounting seat is provided with a plurality of accommodating spaces for the terminals to pass through, one end of the terminals sequentially passes through the accommodating spaces and the guide holes, and the terminals are positioned in the accommodating spaces and the guide holes.

Preferably, the two sides of each accommodating space are provided with columns, and the glue solution filled in the glue solution wraps the columns and wraps the terminals in the accommodating spaces.

Preferably, the positioning rubber plug is also provided with a protruding part protruding and extending, the protruding part is positioned in the mounting seat, and the connection between the positioning rubber plug and the mounting seat is reinforced by the protruding part during glue filling, so that the positioning rubber plug and the mounting seat are in an integrated structure after glue filling.

Preferably, the positioning rubber plug is further provided with a first clamping part matched with the mounting seat, the mounting seat is provided with a second clamping part matched with the first clamping part, and the first clamping part is clamped on the second clamping part so that the positioning rubber plug is mounted on the mounting seat.

Preferably, the terminal structure comprises a plurality of groups of terminal assemblies, a plurality of groups of mounting assemblies are arranged on the mounting seat, and the terminal assemblies are mounted in the corresponding mounting assemblies.

Preferably, each terminal assembly comprises a plurality of terminals, each mounting assembly comprises a plurality of mounting holes and a plurality of supporting parts, and each terminal is respectively mounted in the corresponding mounting hole and is supported by the supporting parts to be matched with the positioning rubber plug.

Preferably, the fixed end cap fills in the gaps on the plurality of mounting assemblies to strengthen the connection between the mounting base and the terminal structure and to make the mounting base and the terminal structure an integral structure.

Compared with the prior art, the automobile connector is used for transmitting current or signals in the connection of parts of an automobile. The automobile connector comprises a mounting seat, a terminal structure arranged on the mounting seat, a positioning rubber plug and a fixed end cover. The terminal structure is firstly arranged on the mounting seat, and then the terminal structure is guided and positioned through the positioning rubber plug. The positioning rubber plug is arranged on the mounting seat, a plurality of terminals of the terminal structure penetrate through the positioning rubber plug, and the positioning rubber plug guides the position of the terminals and fixes the terminals on the mounting seat. And then the mounting seat and the terminal structure on the mounting seat and the positioning rubber plug are inserted into the mold for secondary injection molding, and the welding pins do not need to be sealed during secondary assembly molding, but the sealing is performed along the plastic surface of the positioning rubber plug, which is close to the mounting seat, in advance, namely, the sealing is performed along the sealing position. By the structure, when the terminal structure and the mounting seat are molded in the mold, the terminal is not required to be used as a sealing position, the defects such as burrs and the like can be avoided when the terminal is sealed, and the operation is more convenient. And the terminal is guided before secondary forming, so that the die is effectively prevented from being crushed due to the fact that the terminal is inserted into an incorrect hole site, and the product quality and the production efficiency are greatly improved. The positioning rubber plug is adopted for guiding and positioning, the operation is convenient, and the positioning effect is good. The fixed end cover is arranged on the mounting seat and covers the terminal structure, and the fixed end cover is used for reinforcing the mounting of the terminal structure in the mounting seat. The fixed end cover is formed on the mounting seat by secondary injection molding and is in an integrated structure with the mounting seat. The automobile connector can effectively avoid the sealing burrs of the terminal, has better terminal alignment effect, and can avoid the condition that the terminal damages a die. The automobile connector can effectively improve the product quality, and is convenient to operate and high in production efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a block diagram of an automobile connector according to an embodiment of the present utility model.

Fig. 2 is an exploded view of the structure of fig. 1.

Fig. 3 is a structural view of the non-molded fixed end cap of fig. 1.

Fig. 4 is a structural view of the mount of fig. 1.

Fig. 5 is a view of the structure of fig. 4 at another angle.

Fig. 6 is a structural view of the terminal assembly of fig. 1.

Fig. 7 is a block diagram of the positioning plug of fig. 1.

Fig. 8 is a view of the structure of fig. 7 at another angle.

Reference numerals illustrate:

100. an automotive connector;

10. a mounting base; 101. sealing the glue position; 11. a mounting assembly; 111. a mounting hole; 112. a support part; 12. an accommodating space; 13. a column; 14. a second engaging portion;

20. a terminal structure; 21. a terminal assembly; 211. a terminal;

30. positioning a rubber plug; 31. a guide hole; 311. a guide part; 32. a convex portion; 33. a first engagement portion;

40. and fixing the end cover.

Detailed Description

In order to describe the technical content and constructional features of the present utility model in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.

Referring to fig. 1-3, the present utility model provides an automotive connector 100 for transmitting electrical current or signals in a component connection of an automobile. The automobile connector 100 comprises a mounting base 10, wherein the mounting base 10 is a plastic piece. The automobile connector 100 further includes a terminal structure 20, a positioning rubber plug 30 and a fixing end cap 40 provided on the mount 10. Specifically, the terminal structure 20 is first mounted on the mount 10, and then the terminal structure 20 is guided and pre-fixed by the positioning rubber plug 30. The terminal structure 20 is guided and positioned through the positioning rubber plug 30, so that the positioning effect is better and more stable. The positioning rubber plug 30 is mounted on the mounting base 10 and all terminals 211 of the terminal structure 20 pass through the positioning rubber plug 30. The side of the positioning rubber plug 30 near the mounting seat 10 may be used for sealing, the sealing position is a sealing position 101, and the sealing position 101 is filled with glue to fix and seal the plurality of terminals 211 on the positioning rubber plug 30. When the terminal structure 20 and the mounting seat 10 are molded in an in-mold manner, the solder fillets of the terminal 211 are not required to be used as the glue sealing positions 101, so that the defects such as burrs and the like generated during glue sealing of the terminal 211 can be avoided. On the other hand, a fixing end cap 40 is provided on the mount 10 and covers the terminal structure 20, and the fixing end cap 40 is used for reinforcing the mounting of the terminal structure 20 in the mount 10.

Referring to fig. 1, in the present embodiment, the fixed end cap 40 is injection molded in a mold. Specifically, the fixed end cap 40 is injection molded on the mount 10 and is in an integral structure with the mount 10. After the terminal structure 20 is mated with the mount 10 and the positioning rubber plug 30, a fixing end cap 40 is formed on the mount 10. The fixing end cap 40 fills the gaps on the plurality of mounting assemblies 11 to reinforce the connection between the mount pad 10 and the terminal structure 20 and to make the mount pad 10 and the terminal structure 20 in a unitary structure. The fixing end cover 40 can be better combined with the mounting seat 10 and the terminal structure 20 through injection molding, so that the whole structure is more stable. Meanwhile, a plurality of bending parts are further arranged on one side of the fixed end cover 40, and the fixed end cover 40 can better wrap the whole mounting seat 10 by the aid of the bending parts, so that the structure is more stable. In other embodiments, the fixing end cover 40 may be detachably mounted on the mounting base 10, and the fixing end cover 40 and the mounting base 10 are fixed by screws, or the fixing end cover 40 is fixed on the mounting base 10 by other connectors. It will be appreciated that the two-shot molded fixed end cap 40 can better mate with the mounting base 10 and the terminal structure 20, and the overall structure is more stable. The detachable fixing end cap 40 is also matched with the post-mounting terminal structure 20, and if the mounting of the terminal 211 is slightly deviated, the mounting process will have a problem of interference, so that it is more preferable that the fixing end cap 40 adopts an injection structure formed by injection molding on the mounting base 10.

Referring to fig. 7 and 8, in some alternative embodiments, the positioning rubber plug 30 is provided with a plurality of guiding holes 31 for extending the terminals 211, so that the positioning terminal structure 20 is guided by the guiding holes 31. Wherein, one end of the guiding hole 31 for the terminal 211 to extend into is provided with a guiding portion 311, the outer contour of the guiding portion 311 is larger than the outer contour of the guiding hole 31, and the outer contour of the end portion of the terminal 211 is smaller, so that the terminal 211 can better extend into the guiding hole 31. The guide hole 31 has substantially the same size as the outer shape of the terminal 211, so that the terminal 211 can be stably positioned in the guide hole 31 without random shaking.

Referring to fig. 3 to 5, in some alternative embodiments, one end of the mounting base 10 is provided with a plurality of accommodating spaces 12 through which the terminals 211 pass, one end of the terminals 211 sequentially passes through the accommodating spaces 12 and the guide holes 31, and the terminals 211 are located in the accommodating spaces 12 and the guide holes 31. Wherein, the two sides of each accommodating space 12 are provided with a column body 13, and the glue solution filled with glue wraps the column body 13 and wraps the terminal 211 in the accommodating space 12. It will be appreciated that the locating rubber plug 30 may be pre-fixed to the mounting block 10 at one end of the mounting block 10 and guided to the terminal structure 20 on the mounting block 10. The plurality of columns 13 are located on the end of the mount 10, and not only assist the guide terminal 211, but also limit the positioning rubber stopper 30. On the other hand, the positioning rubber plug 30 is further provided with a first engaging portion 33 engaged with the mounting base 10, the mounting base 10 is provided with a second engaging portion 14 engaged with the first engaging portion 33, and the first engaging portion 33 is engaged with the second engaging portion 14 so that the positioning rubber plug 30 is mounted on the mounting base 10. After the terminal structure 20 is installed in place on the installation seat 10, the terminal 211 welding pins on the terminal structure 20 completely penetrate through the guide holes 31 on the positioning rubber plug 30, and the positioning rubber plug 30 guides and pre-fixes the terminal structure 20 on the installation seat 10 through the cooperation of the first clamping part 33 and the second clamping part 14.

Referring to fig. 3-5 and fig. 7 and 8, in some alternative embodiments, the positioning rubber plug 30 is further provided with a protruding portion 32. The protruding portion 32 extends into the mounting seat 10, so that the connection between the positioning rubber plug 30 and the mounting seat 10 is reinforced during glue filling by the protruding portion 32, and the positioning rubber plug 30 and the mounting seat 10 are in an integrated structure after glue filling. Illustratively, each two sets of terminal assemblies 21 are provided with a protrusion 32 therebetween, or two or three sets of terminal assemblies 21 are provided with one protrusion 32 therebetween, or the protrusions 32 may be interposed between the terminal assemblies 21 as desired. Accordingly, a space into which the convex portion 32 extends is provided between the columns 13. When the sealing glue position 101 is sealed, glue liquid wraps the column body 13 and the convex part 32, and glue liquid wraps the terminal 211 in the accommodating space 12, so that the terminal structure 20, the mounting seat 10 and the positioning rubber plug 30 are in an integrated structure, and the terminal structure 20 is more stable. It can be appreciated that the sealing position 101 is on the end of the mounting base 10 close to the positioning rubber plug 30, and the sealing burr problem can be avoided without making the sealing position 101 on the terminal 211. Meanwhile, the convex part 32 is matched with the column body 13, so that the terminal structure 20, the mounting seat 10 and the positioning rubber plug 30 can be better structured together after sealing, the structure is more stable and firm, and the sealing effect is better.

Referring to fig. 3-6, in some alternative embodiments, the terminal structure 20 includes a plurality of sets of terminal assemblies 21, and the mounting base 10 is provided with a plurality of sets of mounting assemblies 11, and the terminal assemblies 21 are mounted in the corresponding mounting assemblies 11. Specifically, each terminal assembly 21 includes a plurality of terminals 211, and the shape and appearance of each terminal 211 on each group of terminal assemblies 21 may be different. The mounting assembly 11 includes a plurality of mounting holes 111 and a plurality of supporting portions 112, and each of the terminals 211 is respectively mounted in a corresponding one of the mounting holes 111 and supported by the supporting portion 112 to be engaged with the positioning rubber stopper 30. It is understood that, since the shape of each terminal 211 is different, the position and shape of the supporting portion 112 for supporting each terminal 211 may be different.

As shown in fig. 1 to 8, the automobile connector 100 of the present utility model is used for transmitting electric current or signals in the connection of components of an automobile. The automobile connector 100 includes a mounting base 10, a terminal structure 20 provided on the mounting base 10, a positioning rubber plug 30, and a fixing end cover 40. The terminal structure 20 is firstly installed on the installation seat 10, and then the terminal structure 20 is guided and positioned through the positioning rubber plug 30. The positioning rubber plug 30 is mounted on the mounting seat 10, and a plurality of terminals 211 of the terminal structure 20 penetrate through the positioning rubber plug 30, and the positioning rubber plug 30 guides the position of the terminal 211 and fixes the terminal 211 on the mounting seat 10. And then the mounting seat 10 and the terminal structure 20 and the positioning rubber plug 30 on the mounting seat 10 are inserted into a mold for secondary injection molding, and the welding pins do not need to be sealed during secondary injection molding, but the plastic surface, close to the mounting seat 10, of the positioning rubber plug 30 is sealed, namely, the sealing position 101 is sealed. With such a structure, the terminal 211 is not required to be used as the sealing position 101 when the terminal structure 20 and the mounting seat 10 are molded in an in-mold manner, and the defects such as burrs and the like generated when the terminal 211 is sealed can be avoided. And the terminal 211 is guided before the secondary injection molding, so that the condition that the die is crushed due to the fact that the terminal 211 is inserted into an incorrect hole site is effectively avoided, and the product quality and the production efficiency are greatly improved. The fixing end cap 40 is disposed on the mounting base 10 and covers the terminal structure 20, and the fixing end cap 40 is used for reinforcing the mounting of the terminal structure 20 in the mounting base 10. The fixed end cap 40 is injection molded on the mount 10 and is in an integral structure with the mount 10. The automobile connector 100 can effectively avoid the sealing burrs of the terminal 211, has better alignment effect of the terminal 211 and can avoid the condition that the terminal 211 damages a die. The automobile connector 100 can effectively improve the product quality, and is convenient to operate and high in production efficiency.

The foregoing disclosure is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.

Claims

1. An automobile connector is used for transmitting current or signals and is characterized by comprising a mounting seat, a terminal structure, a positioning rubber plug and a fixed end cover, wherein the terminal structure, the positioning rubber plug and the fixed end cover are arranged on the mounting seat; the terminal structure is arranged on the mounting seat, the positioning rubber plug is arranged on the mounting seat, a plurality of terminals of the terminal structure penetrate through the positioning rubber plug, and the positioning rubber plug is used for guiding and positioning the terminal structure; one side of the positioning rubber plug, which is close to the mounting seat, is provided with a sealing position, and the sealing position is filled with glue so as to fix and seal a plurality of terminals on the positioning rubber plug; the fixed end cover is arranged on the mounting seat and covers the terminal structure, and the fixed end cover is used for reinforcing the mounting of the terminal structure in the mounting seat.

2. The automotive connector of claim 1, wherein the fixed end cap is over-molded on the mount and is of unitary construction with the mount.

3. The connector of claim 1, wherein the positioning rubber plug is provided with a plurality of guiding holes for the terminals to extend out, and the terminal structure is guided and positioned by the guiding holes.

4. The automobile connector according to claim 3, wherein one end of the mounting base is provided with a plurality of accommodating spaces through which the terminals pass, one end of the terminals sequentially passes through the accommodating spaces and the guide holes, and the terminals are located in the accommodating spaces and the guide holes.

5. The automobile connector according to claim 4, wherein each of the two sides of the accommodation space is provided with a column, and the glue solution filled in the glue solution wraps the column and wraps the terminals in the accommodation space.

6. The automobile connector according to claim 1, wherein the positioning rubber plug is further provided with a protruding portion protruding from the positioning rubber plug, the protruding portion protrudes into the mounting seat, and the connection between the positioning rubber plug and the mounting seat is reinforced by the protruding portion during glue filling, so that the positioning rubber plug and the mounting seat are in an integrated structure after glue filling.

7. The automobile connector according to claim 1, wherein the positioning rubber plug is further provided with a first engaging portion engaged with the mounting base, the mounting base is provided with a second engaging portion engaged with the first engaging portion, and the first engaging portion is engaged with the second engaging portion to mount the positioning rubber plug on the mounting base.

8. The automotive connector of claim 1, wherein the terminal structure includes a plurality of sets of terminal assemblies, the mounting block having a plurality of sets of mounting assemblies disposed thereon, the terminal assemblies being mounted within the respective mounting assemblies.

9. The automotive connector of claim 8, wherein each of the terminal assemblies includes a plurality of the terminals, the mounting assembly includes a plurality of mounting holes and a plurality of support portions, each of the terminals being respectively mounted in a corresponding one of the mounting holes and supported by the support portions to mate with the positioning rubber plug.

10. The automotive connector of claim 8, wherein the fixed end cap fills voids in a plurality of the mounting assemblies to strengthen the connection between the mount and the terminal structure and to make the mount and the terminal structure a unitary structure.