CN220934536U - Socket terminal shielding structure and high-voltage connector - Google Patents

Abstract

The application discloses a socket terminal shielding structure and a high-voltage connector, wherein the socket terminal shielding structure comprises: the socket comprises a socket shell, two socket terminals, a first shielding shell and a second shielding shell, wherein the socket shell is internally divided into two relatively independent plug cavities, the two socket terminals are respectively inserted into the two plug cavities, the first shielding shell and the second shielding shell are respectively covered on the two socket terminals, the first shielding shell extends towards the direction of the second shielding shell to form a first shielding part, the first shielding part is abutted with the side wall surface of the second shielding shell, the second shielding shell is provided with a second shielding part corresponding to the first shielding part, and one side opposite to the first shielding part is mutually positioned and abutted to cover a gap between the two socket terminals. The application has good shielding effect, convenient installation, stability and reliability.

Description

Socket terminal shielding structure and high-voltage connector

Technical Field

The present application relates to the field of connectors, and in particular, to a socket terminal shielding structure and a high voltage connector.

Background

The new energy automobile is rapidly developed under the strong support of national policy, the application of the high-voltage connector on the electric automobile is unfolded along with the development, the design corresponding requirement of the high-voltage connection is very high, the connector plug of the electric automobile is easily influenced by external interference signals in connection use, meanwhile, the physical health of people is influenced, the working stability is poor, and the shielding requirement is unavoidable. A shielding cover is arranged in the connector on the vehicle and is used for realizing the shielding effect on the plug, namely, avoiding the plug from being subjected to electromagnetic interference. The socket of the high-voltage shielding electric connector on the market at present has the defects of unsatisfactory shielding effect, higher production cost, low production efficiency and potential safety hazard on a connecting structure. Because the metal shielding cover not only plays a role of electromagnetic shielding in the electric connector, but also needs to serve as a transfer to interconnect the plastic mounting plate and the plastic shell, a plurality of windows and elastic claws are arranged on the metal shielding cover to realize the interconnection function, so that a plurality of openings are formed on the metal shielding cover, the shielding continuity of the shielding cover is reduced, and the electromagnetic shielding performance of the electric connector is reduced. In addition, the shielding cover is of an integral structure, and needs to be inserted into the plug from one end of the shielding cover, and when the shielding cover is assembled, the locking piece is arranged on the shielding cover, so that the locking piece can interfere with a structure on the plug, and the assembling difficulty is increased.

Disclosure of utility model

The aim of the embodiment of the application is that: the socket terminal shielding structure and the high-voltage connector can solve the problems in the prior art, and are good in shielding effect, convenient to install, stable and reliable.

In order to achieve the above purpose, the application adopts the following technical scheme:

In one aspect, there is provided a receptacle terminal shielding structure comprising: the socket comprises a socket shell, two socket terminals, a first shielding shell and a second shielding shell, wherein the socket shell is internally divided into two relatively independent plug cavities, the two socket terminals are respectively inserted into the two plug cavities, the first shielding shell and the second shielding shell are respectively covered on the two socket terminals, the first shielding shell extends towards the direction of the second shielding shell to form a first shielding part, the first shielding part is abutted with the side wall surface of the second shielding shell, the second shielding shell is provided with a second shielding part corresponding to the first shielding part, and one side opposite to the first shielding part is mutually positioned and abutted to cover a gap between the two socket terminals.

Optionally, the first shielding portion extends downwards to form a first elastic stopping portion relative to one side of the second shielding shell, the second shielding portion is formed with a second elastic stopping portion relative to one side of the first shielding shell downwards, and the socket shell is provided with stopping grooves which are respectively matched with the first elastic stopping portion and the second elastic stopping portion to limit.

Optionally, the first shielding shell and the second shielding shell are provided with elastic limiting parts, and the socket shell is provided with limiting grooves matched with the elastic limiting parts for limiting.

Optionally, a positioning portion is disposed on a side of the first shielding portion opposite to the second shielding portion, and a positioning groove matched with the positioning portion for positioning is formed in the second shielding portion.

Optionally, the bottom edges of the first shielding shell and the second shielding shell are respectively provided with a plurality of connecting pins.

Optionally, the connection pin is provided with a protruding spike opposite to the socket housing connection surface.

Optionally, a communication hole through which the low-voltage signal terminal passes is formed in the first shielding part or the second shielding part.

Optionally, the first shielding part is integrally formed on the first shielding shell, and the second shielding part is integrally formed on the second shielding shell.

Optionally, the first shielding shell and the second shielding shell are both metal shielding shells.

In one aspect, a socket terminal shielding structure is further provided, the socket housing, two socket terminals and two shielding shells are divided into two relatively independent plug cavities inside the socket housing, the two socket terminals are respectively inserted into the two plug cavities, the two shielding shells are respectively covered on the two socket terminals, one of the shielding shells extends towards the other shielding shell to form a shielding part, and the shielding part covers a gap between the two socket terminals.

In another aspect, there is also provided a high voltage connector comprising a plug assembly and a socket assembly, the plug assembly being pluggable to the socket assembly in a plugging direction, the socket assembly comprising a socket terminal shielding structure according to any one of the preceding claims.

The beneficial effects of the application are as follows: the socket has the advantages that the first shielding shell and the second shielding shell are respectively arranged on two adjacent socket terminals on the socket shell, the two shielding shells not only encircle the socket terminals, but also extend and abut towards the other shielding shell to further cover a gap between the two socket terminals, electromagnetic leakage of the gap between the two socket terminals is avoided, 360-degree omnibearing shielding is realized, the anti-interference capability is effectively improved, external interference is reduced, working reliability is effectively ensured, the service life is long, meanwhile, the shielding structure is arranged in the socket shell for electromagnetic shielding protection, the assembly gap between the socket shell and the rubber core is compensated, and the electromagnetic compatibility of the connector is effectively improved; in addition, the first shielding shell and the first shielding part belong to an integral part, the second shielding shell and the second shielding part belong to an integral part, and the first shielding shell and the second shielding part are assembled into a complete shielding structure through the two shielding parts, and can be separately and independently molded during production, so that the molding speed is high, the deformation is difficult, and the production difficulty is low.

Drawings

The application is described in further detail below with reference to the drawings and examples.

Fig. 1 is a schematic structural view of a socket assembly according to an embodiment of the present application;

FIG. 2 is an exploded view of a receptacle assembly according to an embodiment of the present application;

FIG. 3 is a schematic structural view of a shielding structure according to an embodiment of the present application;

FIG. 4 is an exploded view of a shielding structure according to an embodiment of the present application;

Fig. 5 is a schematic structural view of a first shielding shell according to an embodiment of the present application;

Fig. 6 is a schematic structural view of a second shielding shell according to an embodiment of the present application;

fig. 7 is a schematic structural diagram of a high-voltage connector according to an embodiment of the application.

In the figure:

110. A plug assembly; 120. a receptacle assembly; 1. a socket housing; 2. a socket terminal; 3. a first shield case; 301. a first shielding part; 302. a first elastic stopper; 4. a second shield case; 401. a second shielding part; 402. a second elastic stopper; 5. a locking mechanism; 6. a low voltage signal terminal; 7. a communication hole; 8. a connecting pin; 9. a spike; 10. and an elastic limit part.

Detailed Description

In order to make the technical problems solved by the present application, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present application are described in further detail below, and it is obvious that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

In the description of the present application, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Embodiment one: a socket terminal shielding structure.

As shown in fig. 1 to 7, the present embodiment provides a socket terminal shielding structure, which includes: the socket comprises a socket shell 1, two socket terminals 2, a first shielding shell 3 and a second shielding shell 4, wherein the interior of the socket shell 1 is divided into two relatively independent plug cavities, the two socket terminals 2 are respectively inserted into the two plug cavities, the first shielding shell 3 and the second shielding shell 4 are respectively covered on the two socket terminals 2, the first shielding shell 3 extends towards the direction of the second shielding shell 4 to form a first shielding part 301, the first shielding part 301 is abutted with the side wall surface of the second shielding shell 4, a second shielding part 401 corresponding to the first shielding part 301 is arranged on the second shielding shell 4, and one side, opposite to the first shielding part 301, of the second shielding part 401 is mutually positioned and abutted to cover a gap between the two socket terminals 2.

Based on the above scheme, the socket terminals 2 are inserted into the two plugging cavities divided into the socket housing 1, the two socket terminals 2 are mutually noninterfere and have a certain gap, the two socket terminals 2 are respectively covered with the first shielding shell 3 and the second shielding shell 4, the first shielding shell 3 and the second shielding shell 4 are respectively arranged around the two socket terminals 2, and as the two socket terminals 2 are gapped, only the situation that the electromagnetic leakage occurs from the gap is caused when the two socket terminals 2 are arranged in a surrounding way, the first shielding shell 3 extends out of the first shielding part 301 and the second shielding shell 4 extends out of the second shielding part 401, the two shielding parts are mutually abutted against and covered on the gap of the two socket terminals 2, namely, a more comprehensive shielding structure is assembled between the two shielding shells and the two shielding parts, so that 360-degree omnidirectional shielding can be realized on the socket terminals 2; it should be noted that, in this solution, two shielding portions are respectively disposed on two shielding shells, that is, a shielding shell and a shielding portion are integrated, and in the process of manufacturing, an integral component can be used as a template to perform separate production, so that impact force received in the process of manufacturing is less than that of a complete shielding structure, deformation can be effectively prevented, and meanwhile, production efficiency can be improved.

Meanwhile, the first shielding shell 3 and the second shielding shell 4 are arranged in the socket shell 1 and serve as shielding layers for electromagnetic shielding protection, assembly gaps between the socket shell 1 and the rubber core are compensated, and electromagnetic compatibility of the connector is effectively improved.

Optionally, a first elastic stop portion 302 is formed by extending downward from one side of the first shielding portion 301 opposite to the second shielding shell 4, a second elastic stop portion 402 is formed by extending downward from one side of the second shielding portion 401 opposite to the first shielding shell 3, stop grooves respectively matching with the first elastic stop portion 302 and the second elastic stop portion 402 and limiting with the elastic stop portion 10 are formed on the socket housing 1, elastic limiting portions 10 are formed on the first shielding shell 3 and the second shielding shell 4, and limiting grooves matching with the elastic limiting portions 10 and limiting with the socket housing 1 are formed. The first elastic retaining portion 302, the second elastic retaining portion 402 and the elastic limiting portion 10 have the same structure, and specifically include an elastic sheet that is disposed obliquely inward and a movable cavity in which the elastic sheet is movable, where the disposed elastic sheet is disposed relatively inward, that is, the elastic sheet disposed on one side of the first shielding shell 3, which faces away from the second shielding shell 4, is disposed obliquely upward toward the second shielding shell 4, so that the first shielding shell 3 is designed obliquely upward to define the installation direction, so that the first shielding shell 3 can only be installed along a specific installation direction, simply, the first shielding shell 3 can only be installed onto the socket housing 1 from top to bottom, when the first shielding shell 3 is installed, the elastic sheet is pressed outward when the inner wall of the socket housing 1 abuts against the elastic sheet, and when the elastic sheet moves to the limiting groove, the elastic sheet resets under the elastic force and abuts against the top edge of the limiting groove, so that the first shielding shell 3 cannot be separated from the upper side, the second shielding shell 4, the first shielding portion 301 and the second shielding portion 401 have the corresponding structure, and the principle of limiting and fixing are not repeated. In addition, the shielding structure can be effectively stabilized by arranging the plurality of limiting structures, and the stable and effective shielding performance of the connector in the use process is ensured.

Preferably, a positioning portion is disposed on a side of the first shielding portion 301 opposite to the second shielding portion 401, and a positioning slot that is located on the second shielding portion 401 in a matching manner with the positioning portion is formed. In order to ensure that the positions are accurate when the first shield shell 3 and the second shield shell 4 are mounted on the socket housing 1, an effective shielding effect can be achieved, so that the position adjustment of the first shield shell 3 and the second shield shell 4 can be achieved through the connection structure between the two shield shells, namely, the abutting positions of the first shield part 301 and the second shield part 401, specifically, the positioning parts and the positioning grooves are matched for positioning, and when the positioning parts and the positioning grooves are completely abutted, the first shield shell 3 and the second shield shell 4 are accurately assembled.

Optionally, the bottom edges of the first shielding shell 3 and the second shielding shell 4 are respectively provided with a plurality of connection pins 8, and the connection pins 8 are provided with protruding thorns 9 opposite to the connection surface of the socket housing 1. The first shielding shell 3 and the second shielding shell 4 are connected with the socket shell 1 by adopting the protruding thorns 9, namely, the puncture type connecting structure is adopted, the installation is convenient, the stability and the reliability are higher, the assembly between the shielding structure and the plastic body is saved, the plastic body is the socket shell 1, the socket shell 1 made of plastic material can play a better insulating role, and meanwhile, the protruding thorns 9 are convenient to puncture and fix.

In some embodiments, the first shielding portion 301 or the second shielding portion 401 is provided with a communication hole 7 through which the low voltage signal terminal 6 passes.

In order to improve the structural strength between the first shielding shell 3 and the first shielding part 301 and reduce the assembly steps, the first shielding part 301 is integrally formed on the first shielding shell 3, and the second shielding part 401 is integrally formed on the second shielding shell 4.

Further, the first shielding shell 3 and the second shielding shell 4 are both metal shielding shells, and the first shielding portion 301 and the second shielding portion 401 are also metal members.

As an alternative embodiment, this scheme provides a socket terminal shielding structure, including socket shell 1, two socket terminals 2, first shield shell 3 and second shield shell 4, the inside of socket shell 1 is cut apart into two relatively independent grafting chambeies, two socket terminals 2 are inserted respectively and are located two grafting intracavity, two the shield shell covers respectively and locates two on the socket terminal 2, wherein first shield shell 3 towards the extension of second shield shell 4 direction is formed with the shielding portion, the shielding portion covers two on the clearance between the socket terminal 2, and the shielding portion needs to be with the lateral wall butt locking of second shield shell 4, in order to ensure to assemble into complete and stable shielding structure through the shielding portion between first shield shell 3 and the second shield shell 4.

Embodiment two: a high voltage connector.

The present embodiment provides a high voltage connector, including a plug assembly 110 and a socket assembly 120, wherein the plug assembly 110 is capable of being connected with the socket assembly 120 in a plugging direction, and the plug assembly 110 includes the socket terminal shielding structure according to the first embodiment.

Further, the plug assembly 110 is inserted into the socket assembly 120, and then the plug assembly 110 and the socket assembly 120 are locked by the locking mechanism 5, so as to fix and lock the plug assembly 110 and the socket assembly 120.

In the description herein, it should be understood that the terms "upper," "lower," "left," "right," and the like are merely for convenience of description and to simplify the operation, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the application. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for providing a special meaning.

In the description herein, reference to the term "one embodiment," "an example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in the foregoing embodiments, and that the embodiments described in the foregoing embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.

The technical principle of the present application is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the application and should not be taken in any way as limiting the scope of the application. Other embodiments of the application will be apparent to those skilled in the art from consideration of this specification without undue burden.

Claims (10)

1. A receptacle terminal shielding structure, comprising: socket shell (1), two socket terminals (2), first shield shell (3) and second shield shell (4), the inside of socket shell (1) is cut apart into two relatively independent grafting chambeies, two socket terminals (2) are inserted respectively and are located two in the grafting intracavity, first shield shell (3) with second shield shell (4) cover respectively and locate two on socket terminals (2), first shield shell (3) towards the direction extension of second shield shell (4) is formed with first shielding portion (301), first shielding portion (301) with the lateral wall butt of second shield shell (4), be provided with on second shield shell (4) with second shielding portion (401) corresponding to first shielding portion (301), second shielding portion (401) with one side that first shielding portion (301) is relative is mutual to be located the butt and cover on two on the clearance between socket terminals (2).

2. The socket terminal shielding structure according to claim 1, wherein a first elastic retaining portion (302) is formed by downward extending one side of the first shielding portion (301) opposite to the second shielding shell (4), a second elastic retaining portion (402) is formed by downward extending one side of the second shielding portion (401) opposite to the first shielding shell (3), and retaining grooves respectively cooperating with the first elastic retaining portion (302) and the second elastic retaining portion (402) for limiting are formed in the socket housing (1).

3. The socket terminal shielding structure according to claim 1, wherein the first shielding shell (3) and the second shielding shell (4) are provided with elastic limiting parts (10), and the socket housing (1) is provided with limiting grooves matched with the elastic limiting parts (10) for limiting.

4. A socket terminal shielding structure according to any one of claims 1-3, wherein a positioning part is arranged on one side of the first shielding part (301) opposite to the second shielding part (401), and a positioning groove matched with the positioning part for positioning is arranged on the second shielding part (401).

5. A receptacle terminal shielding structure according to any one of claims 1-3, characterized in that the bottom edges of the first shielding shell (3) and the second shielding shell (4) are each provided with a number of connection feet (8).

6. Socket terminal shielding structure according to claim 5, characterized in that the connection feet (8) are provided with a protruding spike (9) opposite to the connection face of the socket housing (1).

7. A socket terminal shielding structure according to any one of claims 1-3, wherein the first shielding part (301) or the second shielding part (401) is provided with a communication hole (7) through which the low voltage signal terminal (6) passes.

8. A receptacle terminal shielding structure according to any one of claims 1-3, wherein the first shielding portion (301) is integrally formed on the first shielding shell (3), and the second shielding portion (401) is integrally formed on the second shielding shell (4).

9. A receptacle terminal shielding structure, comprising: socket shell (1), two socket terminals (2) and two shield shells, the inside of socket shell (1) is cut apart into two relatively independent grafting chambeies, two socket terminals (2) are inserted respectively and are located two in the grafting chambeies, two the shield shell covers respectively and locates two on socket terminals (2), wherein one the shield shell is towards another the extension of shield shell direction is formed with the shielding part, the shielding part covers two on the clearance between socket terminals (2).

10. A high voltage connector comprising a plug assembly (110) and a socket assembly (120), the plug assembly (110) being pluggable to the socket assembly (120) in a plugging direction, characterized in that the socket assembly (120) comprises a socket terminal shielding structure according to any one of claims 1-9.